diff options
Diffstat (limited to 'system')
144 files changed, 8957 insertions, 6114 deletions
diff --git a/system/.htaccess b/system/.htaccess index 14249c50b..6c63ed4c4 100644 --- a/system/.htaccess +++ b/system/.htaccess @@ -1 +1,6 @@ -Deny from all
\ No newline at end of file +<IfModule authz_core_module> + Require all denied +</IfModule> +<IfModule !authz_core_module> + Deny from all +</IfModule>
\ No newline at end of file diff --git a/system/core/Benchmark.php b/system/core/Benchmark.php index bb630f40b..2fabdf46e 100755..100644 --- a/system/core/Benchmark.php +++ b/system/core/Benchmark.php @@ -79,7 +79,7 @@ class CI_Benchmark { */ public function elapsed_time($point1 = '', $point2 = '', $decimals = 4) { - if ($point1 == '') + if ($point1 === '') { return '{elapsed_time}'; } diff --git a/system/core/CodeIgniter.php b/system/core/CodeIgniter.php index 00db6e13a..8159b19f5 100755..100644 --- a/system/core/CodeIgniter.php +++ b/system/core/CodeIgniter.php @@ -73,9 +73,9 @@ */ set_error_handler('_exception_handler'); - if ( ! is_php('5.3')) + if ( ! is_php('5.4')) { - @set_magic_quotes_runtime(0); // Kill magic quotes + @ini_set('magic_quotes_runtime', 0); // Kill magic quotes } /* @@ -94,24 +94,13 @@ * Note: Since the config file data is cached it doesn't * hurt to load it here. */ - if (isset($assign_to_config['subclass_prefix']) && $assign_to_config['subclass_prefix'] != '') + if ( ! empty($assign_to_config['subclass_prefix'])) { get_config(array('subclass_prefix' => $assign_to_config['subclass_prefix'])); } /* * ------------------------------------------------------ - * Set a liberal script execution time limit - * ------------------------------------------------------ - */ - if (function_exists('set_time_limit') && @ini_get('safe_mode') == 0 - && php_sapi_name() !== 'cli') // Do not override the Time Limit value if running from Command Line - { - @set_time_limit(300); - } - -/* - * ------------------------------------------------------ * Start the timer... tick tock tick tock... * ------------------------------------------------------ */ @@ -193,7 +182,7 @@ * ------------------------------------------------------ */ if ($EXT->call_hook('cache_override') === FALSE - && $OUT->_display_cache($CFG, $URI) == TRUE) + && $OUT->_display_cache($CFG, $URI) === TRUE) { exit; } @@ -393,15 +382,5 @@ */ $EXT->call_hook('post_system'); -/* - * ------------------------------------------------------ - * Close the DB connection if one exists - * ------------------------------------------------------ - */ - if (class_exists('CI_DB') && isset($CI->db) && ! $CI->db->pconnect) - { - $CI->db->close(); - } - /* End of file CodeIgniter.php */ /* Location: ./system/core/CodeIgniter.php */
\ No newline at end of file diff --git a/system/core/Common.php b/system/core/Common.php index 8b897776f..981af4559 100644 --- a/system/core/Common.php +++ b/system/core/Common.php @@ -44,13 +44,13 @@ if ( ! function_exists('is_php')) /** * Determines if the current version of PHP is greater then the supplied value * - * Since there are a few places where we conditionally test for PHP > 5 + * Since there are a few places where we conditionally test for PHP > 5.3 * we'll set a static variable. * * @param string * @return bool TRUE if the current version is $version or higher */ - function is_php($version = '5.0.0') + function is_php($version = '5.3.0') { static $_is_php; $version = (string) $version; @@ -172,7 +172,7 @@ if ( ! function_exists('load_class')) if ($name === FALSE) { // Note: We use exit() rather then show_error() in order to avoid a - // self-referencing loop with the Excptions class + // self-referencing loop with the Exceptions class set_status_header(503); exit('Unable to locate the specified class: '.$class.'.php'); } @@ -200,7 +200,7 @@ if ( ! function_exists('is_loaded')) { static $_is_loaded = array(); - if ($class != '') + if ($class !== '') { $_is_loaded[strtolower($class)] = $class; } @@ -231,21 +231,25 @@ if ( ! function_exists('get_config')) return $_config[0]; } - // Is the config file in the environment folder? - if ( ! defined('ENVIRONMENT') OR ! file_exists($file_path = APPPATH.'config/'.ENVIRONMENT.'/config.php')) + $file_path = APPPATH.'config/config.php'; + $found = FALSE; + if (file_exists($file_path)) { - $file_path = APPPATH.'config/config.php'; + $found = TRUE; + require($file_path); } - // Fetch the config file - if ( ! file_exists($file_path)) + // Is the config file in the environment folder? + if (defined('ENVIRONMENT') && file_exists($file_path = APPPATH.'config/'.ENVIRONMENT.'/config.php')) + { + require($file_path); + } + elseif ( ! $found) { set_status_header(503); exit('The configuration file does not exist.'); } - require($file_path); - // Does the $config array exist in the file? if ( ! isset($config) OR ! is_array($config)) { @@ -300,6 +304,32 @@ if ( ! function_exists('config_item')) // ------------------------------------------------------------------------ +if ( ! function_exists('get_mimes')) +{ + /** + * Returns the MIME types array from config/mimes.php + * + * @return array + */ + function &get_mimes() + { + static $_mimes = array(); + + if (defined('ENVIRONMENT') && is_file(APPPATH.'config/'.ENVIRONMENT.'/mimes.php')) + { + $_mimes = include(APPPATH.'config/'.ENVIRONMENT.'/mimes.php'); + } + elseif (is_file(APPPATH.'config/mimes.php')) + { + $_mimes = include(APPPATH.'config/mimes.php'); + } + + return $_mimes; + } +} + +// ------------------------------------------------------------------------ + if ( ! function_exists('show_error')) { /** @@ -366,7 +396,7 @@ if ( ! function_exists('log_message')) { static $_log; - if (config_item('log_threshold') == 0) + if (config_item('log_threshold') === 0) { return; } @@ -401,6 +431,7 @@ if ( ! function_exists('set_status_header')) 300 => 'Multiple Choices', 301 => 'Moved Permanently', 302 => 'Found', + 303 => 'See Other', 304 => 'Not Modified', 305 => 'Use Proxy', 307 => 'Temporary Redirect', @@ -432,19 +463,23 @@ if ( ! function_exists('set_status_header')) 505 => 'HTTP Version Not Supported' ); - if ($code == '' OR ! is_numeric($code)) + if (empty($code) OR ! is_numeric($code)) { show_error('Status codes must be numeric', 500); } - if (isset($stati[$code]) && $text == '') - { - $text = $stati[$code]; - } + is_int($code) OR $code = (int) $code; - if ($text == '') + if (empty($text)) { - show_error('No status text available. Please check your status code number or supply your own message text.', 500); + if (isset($stati[$code])) + { + $text = $stati[$code]; + } + else + { + show_error('No status text available. Please check your status code number or supply your own message text.', 500); + } } $server_protocol = isset($_SERVER['SERVER_PROTOCOL']) ? $_SERVER['SERVER_PROTOCOL'] : FALSE; @@ -453,13 +488,9 @@ if ( ! function_exists('set_status_header')) { header('Status: '.$code.' '.$text, TRUE); } - elseif ($server_protocol === 'HTTP/1.0') - { - header('HTTP/1.0 '.$code.' '.$text, TRUE, $code); - } else { - header('HTTP/1.1 '.$code.' '.$text, TRUE, $code); + header(($server_protocol ? $server_protocol : 'HTTP/1.1').' '.$code.' '.$text, TRUE, $code); } } } @@ -487,29 +518,19 @@ if ( ! function_exists('_exception_handler')) */ function _exception_handler($severity, $message, $filepath, $line) { - // We don't bother with "strict" notices since they tend to fill up - // the log file with excess information that isn't normally very helpful. - // For example, if you are running PHP 5 and you use version 4 style - // class functions (without prefixes like "public", "private", etc.) - // you'll get notices telling you that these have been deprecated. - if ($severity == E_STRICT) - { - return; - } - $_error =& load_class('Exceptions', 'core'); - // Should we display the error? We'll get the current error_reporting + // Should we ignore the error? We'll get the current error_reporting // level and add its bits with the severity bits to find out. - if (($severity & error_reporting()) == $severity) + if (($severity & error_reporting()) !== $severity) { - $_error->show_php_error($severity, $message, $filepath, $line); + return; } - // Should we log the error? No? We're done... - if (config_item('log_threshold') == 0) + // Should we display the error? + if ((bool) ini_get('display_errors') === TRUE) { - return; + $_error->show_php_error($severity, $message, $filepath, $line); } $_error->log_exception($severity, $message, $filepath, $line); @@ -572,5 +593,44 @@ if ( ! function_exists('html_escape')) } } +// ------------------------------------------------------------------------ + +if ( ! function_exists('_stringify_attributes')) +{ + /** + * Stringify attributes for use in HTML tags. + * + * Helper function used to convert a string, array, or object + * of attributes to a string. + * + * @param mixed string, array, object + * @param bool + * @return string + */ + function _stringify_attributes($attributes, $js = FALSE) + { + $atts = NULL; + + if (empty($attributes)) + { + return $atts; + } + + if (is_string($attributes)) + { + return ' '.$attributes; + } + + $attributes = (array) $attributes; + + foreach ($attributes as $key => $val) + { + $atts .= ($js) ? $key.'='.$val.',' : ' '.$key.'="'.$val.'"'; + } + + return rtrim($atts, ','); + } +} + /* End of file Common.php */ /* Location: ./system/core/Common.php */
\ No newline at end of file diff --git a/system/core/Config.php b/system/core/Config.php index c07ffa591..8e4f998ef 100755..100644 --- a/system/core/Config.php +++ b/system/core/Config.php @@ -43,7 +43,7 @@ class CI_Config { * * @var array */ - public $config = array(); + public $config = array(); /** * List of all loaded config files @@ -100,15 +100,15 @@ class CI_Config { */ public function load($file = '', $use_sections = FALSE, $fail_gracefully = FALSE) { - $file = ($file == '') ? 'config' : str_replace('.php', '', $file); + $file = ($file === '') ? 'config' : str_replace('.php', '', $file); $found = $loaded = FALSE; + $check_locations = defined('ENVIRONMENT') + ? array(ENVIRONMENT.'/'.$file, $file) + : array($file); + foreach ($this->_config_paths as $path) { - $check_locations = defined('ENVIRONMENT') - ? array(ENVIRONMENT.'/'.$file, $file) - : array($file); - foreach ($check_locations as $location) { $file_path = $path.'config/'.$location.'.php'; @@ -172,7 +172,7 @@ class CI_Config { { return FALSE; } - show_error('The configuration file '.$file.'.php'.' does not exist.'); + show_error('The configuration file '.$file.'.php does not exist.'); } return TRUE; @@ -211,7 +211,7 @@ class CI_Config { { return FALSE; } - elseif (trim($this->config[$item]) == '') + elseif (trim($this->config[$item]) === '') { return ''; } @@ -225,25 +225,39 @@ class CI_Config { * Site URL * Returns base_url . index_page [. uri_string] * - * @param string the URI string + * @param mixed the URI string or an array of segments * @return string */ public function site_url($uri = '') { - if ($uri == '') + if (empty($uri)) { return $this->slash_item('base_url').$this->item('index_page'); } - if ($this->item('enable_query_strings') == FALSE) + $uri = $this->_uri_string($uri); + + if ($this->item('enable_query_strings') === FALSE) { - $suffix = ($this->item('url_suffix') == FALSE) ? '' : $this->item('url_suffix'); - return $this->slash_item('base_url').$this->slash_item('index_page').$this->_uri_string($uri).$suffix; + $suffix = ($this->item('url_suffix') === FALSE) ? '' : $this->item('url_suffix'); + + if ($suffix !== '' && ($offset = strpos($uri, '?')) !== FALSE) + { + $uri = substr($uri, 0, $offset).$suffix.substr($uri, $offset); + } + else + { + $uri .= $suffix; + } + + return $this->slash_item('base_url').$this->slash_item('index_page').$uri; } - else + elseif (strpos($uri, '?') === FALSE) { - return $this->slash_item('base_url').$this->item('index_page').'?'.$this->_uri_string($uri); + $uri = '?'.$uri; } + + return $this->slash_item('base_url').$this->item('index_page').$uri; } // ------------------------------------------------------------- @@ -257,7 +271,7 @@ class CI_Config { */ public function base_url($uri = '') { - return $this->slash_item('base_url').ltrim($this->_uri_string($uri),'/'); + return $this->slash_item('base_url').ltrim($this->_uri_string($uri), '/'); } // ------------------------------------------------------------- @@ -270,7 +284,7 @@ class CI_Config { */ protected function _uri_string($uri) { - if ($this->item('enable_query_strings') == FALSE) + if ($this->item('enable_query_strings') === FALSE) { if (is_array($uri)) { @@ -280,15 +294,7 @@ class CI_Config { } elseif (is_array($uri)) { - $i = 0; - $str = ''; - foreach ($uri as $key => $val) - { - $prefix = ($i === 0) ? '' : '&'; - $str .= $prefix.$key.'='.$val; - $i++; - } - return $str; + return http_build_query($uri); } return $uri; diff --git a/system/core/Exceptions.php b/system/core/Exceptions.php index 965a717ad..bd9178dbd 100755..100644 --- a/system/core/Exceptions.php +++ b/system/core/Exceptions.php @@ -143,7 +143,7 @@ class CI_Exceptions { ob_end_flush(); } ob_start(); - include(APPPATH.'errors/'.$template.'.php'); + include(VIEWPATH.'errors/'.$template.'.php'); $buffer = ob_get_contents(); ob_end_clean(); return $buffer; @@ -177,7 +177,7 @@ class CI_Exceptions { ob_end_flush(); } ob_start(); - include(APPPATH.'errors/error_php.php'); + include(VIEWPATH.'errors/error_php.php'); $buffer = ob_get_contents(); ob_end_clean(); echo $buffer; diff --git a/system/core/Hooks.php b/system/core/Hooks.php index 5bbb0009a..afbf4b453 100755..100644 --- a/system/core/Hooks.php +++ b/system/core/Hooks.php @@ -39,7 +39,7 @@ class CI_Hooks { /** - * Determines wether hooks are enabled + * Determines whether hooks are enabled * * @var bool */ @@ -53,7 +53,7 @@ class CI_Hooks { public $hooks = array(); /** - * Determines wether hook is in progress, used to prevent infinte loops + * Determines whether hook is in progress, used to prevent infinte loops * * @var bool */ @@ -72,7 +72,7 @@ class CI_Hooks { // If hooks are not enabled in the config file // there is nothing else to do - if ($CFG->item('enable_hooks') == FALSE) + if ($CFG->item('enable_hooks') === FALSE) { return; } diff --git a/system/core/Input.php b/system/core/Input.php index e916ac66d..657fce625 100755..100644 --- a/system/core/Input.php +++ b/system/core/Input.php @@ -135,7 +135,7 @@ class CI_Input { { if ( ! isset($array[$index])) { - return FALSE; + return NULL; } if ($xss_clean === TRUE) @@ -263,23 +263,27 @@ class CI_Input { } } - if ($prefix == '' && config_item('cookie_prefix') != '') + if ($prefix === '' && config_item('cookie_prefix') !== '') { $prefix = config_item('cookie_prefix'); } + if ($domain == '' && config_item('cookie_domain') != '') { $domain = config_item('cookie_domain'); } - if ($path == '/' && config_item('cookie_path') !== '/') + + if ($path === '/' && config_item('cookie_path') !== '/') { $path = config_item('cookie_path'); } - if ($secure == FALSE && config_item('cookie_secure') != FALSE) + + if ($secure === FALSE && config_item('cookie_secure') !== FALSE) { $secure = config_item('cookie_secure'); } - if ($httponly == FALSE && config_item('cookie_httponly') != FALSE) + + if ($httponly === FALSE && config_item('cookie_httponly') !== FALSE) { $httponly = config_item('cookie_httponly'); } @@ -326,10 +330,37 @@ class CI_Input { if (config_item('proxy_ips') != '' && $this->server('HTTP_X_FORWARDED_FOR') && $this->server('REMOTE_ADDR')) { + $has_ranges = strpos($proxies, '/') !== FALSE; $proxies = preg_split('/[\s,]/', config_item('proxy_ips'), -1, PREG_SPLIT_NO_EMPTY); $proxies = is_array($proxies) ? $proxies : array($proxies); - $this->ip_address = in_array($_SERVER['REMOTE_ADDR'], $proxies) ? $_SERVER['HTTP_X_FORWARDED_FOR'] : $_SERVER['REMOTE_ADDR']; + if ($has_ranges) + { + $long_ip = ip2long($_SERVER['REMOTE_ADDR']); + $bit_32 = 1 << 32; + + // Go through each of the IP Addresses to check for and + // test against range notation + foreach ($proxies as $ip) + { + list($address, $mask_length) = explode('/', $ip, 2); + + // Generate the bitmask for a 32 bit IP Address + $bitmask = $bit_32 - (1 << (32 - (int) $mask_length)); + if (($long_ip & $bitmask) === $address) + { + $this->ip_address = $_SERVER['HTTP_X_FORWARDED_FOR']; + break; + } + } + + } + else + { + $this->ip_address = in_array($_SERVER['REMOTE_ADDR'], $proxies) + ? $_SERVER['HTTP_X_FORWARDED_FOR'] + : $_SERVER['REMOTE_ADDR']; + } } elseif ( ! $this->server('HTTP_CLIENT_IP') && $this->server('REMOTE_ADDR')) { @@ -356,7 +387,7 @@ class CI_Input { if (strpos($this->ip_address, ',') !== FALSE) { $x = explode(',', $this->ip_address); - $this->ip_address = trim(end($x)); + $this->ip_address = trim($x[0]); } if ( ! $this->valid_ip($this->ip_address)) @@ -372,14 +403,26 @@ class CI_Input { /** * Validate IP Address * - * Updated version suggested by Geert De Deckere - * * @param string + * @param string 'ipv4' or 'ipv6' * @return bool */ - public function valid_ip($ip) + public function valid_ip($ip, $which = '') { - return (bool) filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4); + switch (strtolower($which)) + { + case 'ipv4': + $which = FILTER_FLAG_IPV4; + break; + case 'ipv6': + $which = FILTER_FLAG_IPV6; + break; + default: + $which = NULL; + break; + } + + return (bool) filter_var($ip, FILTER_VALIDATE_IP, $which); } // -------------------------------------------------------------------- @@ -459,7 +502,7 @@ class CI_Input { } // Is $_GET data allowed? If not we'll set the $_GET to an empty array - if ($this->_allow_get_array == FALSE) + if ($this->_allow_get_array === FALSE) { $_GET = array(); } @@ -502,7 +545,7 @@ class CI_Input { $_SERVER['PHP_SELF'] = strip_tags($_SERVER['PHP_SELF']); // CSRF Protection check - if ($this->_enable_csrf == TRUE) + if ($this->_enable_csrf === TRUE) { $this->security->csrf_verify(); } @@ -559,7 +602,7 @@ class CI_Input { } // Standardize newlines if needed - if ($this->_standardize_newlines == TRUE && strpos($str, "\r") !== FALSE) + if ($this->_standardize_newlines === TRUE && strpos($str, "\r") !== FALSE) { return str_replace(array("\r\n", "\r", "\r\n\n"), PHP_EOL, $str); } @@ -659,7 +702,7 @@ class CI_Input { if ( ! isset($this->headers[$index])) { - return FALSE; + return NULL; } return ($xss_clean === TRUE) diff --git a/system/core/Lang.php b/system/core/Lang.php index 5cb0cad71..3001f1b13 100755..100644 --- a/system/core/Lang.php +++ b/system/core/Lang.php @@ -65,37 +65,37 @@ class CI_Lang { /** * Load a language file * - * @param mixed the name of the language file to be loaded. Can be an array + * @param mixed the name of the language file to be loaded * @param string the language (english, etc.) * @param bool return loaded array of translations * @param bool add suffix to $langfile * @param string alternative path to look for language file * @return mixed */ - public function load($langfile = '', $idiom = '', $return = FALSE, $add_suffix = TRUE, $alt_path = '') + public function load($langfile, $idiom = '', $return = FALSE, $add_suffix = TRUE, $alt_path = '') { $langfile = str_replace('.php', '', $langfile); - if ($add_suffix == TRUE) + if ($add_suffix === TRUE) { $langfile = str_replace('_lang', '', $langfile).'_lang'; } $langfile .= '.php'; - if ($idiom == '') + if ($idiom === '') { $config =& get_config(); $idiom = ( ! empty($config['language'])) ? $config['language'] : 'english'; } - if ($return == FALSE && isset($this->is_loaded[$langfile]) && $this->is_loaded[$langfile] === $idiom) + if ($return === FALSE && isset($this->is_loaded[$langfile]) && $this->is_loaded[$langfile] === $idiom) { return; } // Determine where the language file is and load it - if ($alt_path != '' && file_exists($alt_path.'language/'.$idiom.'/'.$langfile)) + if ($alt_path !== '' && file_exists($alt_path.'language/'.$idiom.'/'.$langfile)) { include($alt_path.'language/'.$idiom.'/'.$langfile); } @@ -124,14 +124,14 @@ class CI_Lang { { log_message('error', 'Language file contains no data: language/'.$idiom.'/'.$langfile); - if ($return == TRUE) + if ($return === TRUE) { return array(); } return; } - if ($return == TRUE) + if ($return === TRUE) { return $lang; } @@ -153,7 +153,7 @@ class CI_Lang { */ public function line($line = '') { - $value = ($line == '' OR ! isset($this->language[$line])) ? FALSE : $this->language[$line]; + $value = ($line === '' OR ! isset($this->language[$line])) ? FALSE : $this->language[$line]; // Because killer robots like unicorns! if ($value === FALSE) diff --git a/system/core/Loader.php b/system/core/Loader.php index 3eb09e6ab..75e93608a 100644 --- a/system/core/Loader.php +++ b/system/core/Loader.php @@ -208,7 +208,7 @@ class CI_Loader { return; } - if ($library == '' OR isset($this->_base_classes[$library])) + if ($library === '' OR isset($this->_base_classes[$library])) { return FALSE; } @@ -237,14 +237,14 @@ class CI_Loader { { if (is_array($model)) { - foreach ($model as $babe) + foreach ($model as $class) { - $this->model($babe); + $this->model($class); } return; } - if ($model == '') + if ($model === '') { return; } @@ -261,7 +261,7 @@ class CI_Loader { $model = substr($model, $last_slash); } - if ($name == '') + if (empty($name)) { $name = $model; } @@ -329,7 +329,7 @@ class CI_Loader { $CI =& get_instance(); // Do we even need to load the database class? - if (class_exists('CI_DB') && $return == FALSE && $query_builder == NULL && isset($CI->db) && is_object($CI->db)) + if (class_exists('CI_DB') && $return === FALSE && $query_builder === NULL && isset($CI->db) && is_object($CI->db)) { return FALSE; } @@ -409,8 +409,8 @@ class CI_Loader { * 1. The name of the "view" file to be included. * 2. An associative array of data to be extracted for use in the view. * 3. TRUE/FALSE - whether to return the data or load it. In - * some cases it's advantageous to be able to return data so that - * a developer can process it in some way. + * some cases it's advantageous to be able to return data so that + * a developer can process it in some way. * * @param string * @param array @@ -452,7 +452,7 @@ class CI_Loader { */ public function vars($vars = array(), $val = '') { - if ($val != '' && is_string($vars)) + if ($val !== '' && is_string($vars)) { $vars = array($vars => $val); } @@ -633,16 +633,10 @@ class CI_Loader { { $this->driver($driver); } - return FALSE; - } - - if ( ! class_exists('CI_Driver_Library')) - { - // we aren't instantiating an object here, that'll be done by the Library itself - require BASEPATH.'libraries/Driver.php'; + return; } - if ($library == '') + if ($library === '') { return FALSE; } @@ -668,7 +662,7 @@ class CI_Loader { * @param bool * @return void */ - public function add_package_path($path, $view_cascade=TRUE) + public function add_package_path($path, $view_cascade = TRUE) { $path = rtrim($path, '/').'/'; @@ -714,7 +708,7 @@ class CI_Loader { { $config =& $this->_ci_get_component('config'); - if ($path == '') + if ($path === '') { array_shift($this->_ci_library_paths); array_shift($this->_ci_model_paths); @@ -775,7 +769,7 @@ class CI_Loader { $file_exists = FALSE; // Set the path to the requested file - if ($_ci_path != '') + if (is_string($_ci_path) && $_ci_path !== '') { $_ci_x = explode('/', $_ci_path); $_ci_file = end($_ci_x); @@ -783,13 +777,13 @@ class CI_Loader { else { $_ci_ext = pathinfo($_ci_view, PATHINFO_EXTENSION); - $_ci_file = ($_ci_ext == '') ? $_ci_view.'.php' : $_ci_view; + $_ci_file = ($_ci_ext === '') ? $_ci_view.'.php' : $_ci_view; - foreach ($this->_ci_view_paths as $view_file => $cascade) + foreach ($this->_ci_view_paths as $_ci_view_file => $cascade) { - if (file_exists($view_file.$_ci_file)) + if (file_exists($_ci_view_file.$_ci_file)) { - $_ci_path = $view_file.$_ci_file; + $_ci_path = $_ci_view_file.$_ci_file; $file_exists = TRUE; break; } @@ -820,7 +814,7 @@ class CI_Loader { /* * Extract and cache variables * - * You can either set variables using the dedicated $this->load_vars() + * You can either set variables using the dedicated $this->load->vars() * function or via the second parameter of this function. We'll merge * the two types and cache them so that views that are embedded within * other views can have access to these variables. @@ -837,17 +831,17 @@ class CI_Loader { * We buffer the output for two reasons: * 1. Speed. You get a significant speed boost. * 2. So that the final rendered template can be post-processed by - * the output class. Why do we need post processing? For one thing, - * in order to show the elapsed page load time. Unless we can - * intercept the content right before it's sent to the browser and - * then stop the timer it won't be accurate. + * the output class. Why do we need post processing? For one thing, + * in order to show the elapsed page load time. Unless we can + * intercept the content right before it's sent to the browser and + * then stop the timer it won't be accurate. */ ob_start(); // If the PHP installation does not support short tags we'll // do a little string replacement, changing the short tags // to standard PHP echo statements. - if ( ! is_php('5.4') && (bool) @ini_get('short_open_tag') === FALSE && config_item('rewrite_short_tags') == TRUE) + if ( ! is_php('5.4') && (bool) @ini_get('short_open_tag') === FALSE && config_item('rewrite_short_tags') === TRUE) { echo eval('?>'.preg_replace('/;*\s*\?>/', '; ?>', str_replace('<?=', '<?php echo ', file_get_contents($_ci_path)))); } @@ -915,6 +909,13 @@ class CI_Loader { // Get the filename from the path $class = substr($class, $last_slash); + + // Check for match and driver base class + if (strtolower(trim($subdir, '/')) == strtolower($class) && ! class_exists('CI_Driver_Library')) + { + // We aren't instantiating an object here, just making the base class available + require BASEPATH.'libraries/Driver.php'; + } } // We'll test for both lowercase and capitalized versions of the file name @@ -996,19 +997,24 @@ class CI_Loader { $this->_ci_loaded_files[] = $filepath; return $this->_ci_init_class($class, '', $params, $object_name); } - } // END FOREACH // One last attempt. Maybe the library is in a subdirectory, but it wasn't specified? - if ($subdir == '') + if ($subdir === '') { $path = strtolower($class).'/'.$class; - return $this->_ci_load_class($path, $params); + return $this->_ci_load_class($path, $params, $object_name); + } + else if (ucfirst($subdir) != $subdir) + { + // Lowercase subdir failed - retry capitalized + $path = ucfirst($subdir).$class; + return $this->_ci_load_class($path, $params, $object_name); } // If we got this far we were unable to find the requested class. // We do not issue errors if the load call failed due to a duplicate request - if ($is_duplicate == FALSE) + if ($is_duplicate === FALSE) { log_message('error', 'Unable to load the requested class: '.$class); show_error('Unable to load the requested class: '.$class); @@ -1067,7 +1073,7 @@ class CI_Loader { } } - if ($prefix == '') + if ($prefix === '') { if (class_exists('CI_'.$class)) { @@ -1091,7 +1097,7 @@ class CI_Loader { if ( ! class_exists($name)) { log_message('error', 'Non-existent class: '.$name); - show_error('Non-existent class: '.$class); + show_error('Non-existent class: '.$name); } // Set the variable name we will assign the class to @@ -1193,6 +1199,15 @@ class CI_Loader { } } + // Autoload drivers + if (isset($autoload['drivers'])) + { + foreach ($autoload['drivers'] as $item) + { + $this->driver($item); + } + } + // Autoload models if (isset($autoload['model'])) { diff --git a/system/core/Model.php b/system/core/Model.php index 9bc9f879f..9bc9f879f 100755..100644 --- a/system/core/Model.php +++ b/system/core/Model.php diff --git a/system/core/Output.php b/system/core/Output.php index c8feb4e67..052367ed6 100755..100644 --- a/system/core/Output.php +++ b/system/core/Output.php @@ -64,10 +64,17 @@ class CI_Output { * * @var array */ - public $mime_types = array(); + public $mimes = array(); /** - * Determines wether profiler is enabled + * Mime-type for the current page + * + * @var string + */ + protected $mime_type = 'text/html'; + + /** + * Determines whether profiler is enabled * * @var book */ @@ -78,7 +85,7 @@ class CI_Output { * * @var bool */ - protected $_zlib_oc = FALSE; + protected $_zlib_oc = FALSE; /** * List of profiler sections @@ -101,20 +108,11 @@ class CI_Output { */ public function __construct() { - $this->_zlib_oc = @ini_get('zlib.output_compression'); + $this->_zlib_oc = (bool) @ini_get('zlib.output_compression'); // Get mime types for later - if (defined('ENVIRONMENT') && file_exists(APPPATH.'config/'.ENVIRONMENT.'/mimes.php')) - { - include APPPATH.'config/'.ENVIRONMENT.'/mimes.php'; - } - else - { - include APPPATH.'config/mimes.php'; - } + $this->mimes =& get_mimes(); - - $this->mime_types = $mimes; log_message('debug', 'Output Class Initialized'); } @@ -183,7 +181,7 @@ class CI_Output { * how to permit header data to be saved with the cache data... * * @param string - * @param bool + * @param bool * @return void */ public function set_header($header, $replace = TRUE) @@ -192,7 +190,7 @@ class CI_Output { // but it will not modify the content-length header to compensate for // the reduction, causing the browser to hang waiting for more data. // We'll just skip content-length in those cases. - if ($this->_zlib_oc && strncasecmp($header, 'content-length', 14) == 0) + if ($this->_zlib_oc && strncasecmp($header, 'content-length', 14) === 0) { return; } @@ -209,16 +207,16 @@ class CI_Output { * @param string extension of the file we're outputting * @return void */ - public function set_content_type($mime_type) + public function set_content_type($mime_type, $charset = NULL) { if (strpos($mime_type, '/') === FALSE) { $extension = ltrim($mime_type, '.'); // Is this extension supported? - if (isset($this->mime_types[$extension])) + if (isset($this->mimes[$extension])) { - $mime_type =& $this->mime_types[$extension]; + $mime_type =& $this->mimes[$extension]; if (is_array($mime_type)) { @@ -227,7 +225,15 @@ class CI_Output { } } - $header = 'Content-Type: '.$mime_type; + $this->mime_type = $mime_type; + + if (empty($charset)) + { + $charset = config_item('charset'); + } + + $header = 'Content-Type: '.$mime_type + .(empty($charset) ? NULL : '; charset='.strtolower($charset)); $this->headers[] = array($header, TRUE); return $this; @@ -295,6 +301,12 @@ class CI_Output { */ public function set_profiler_sections($sections) { + if (isset($sections['query_toggle_count'])) + { + $this->_profiler_sections['query_toggle_count'] = (int) $sections['query_toggle_count']; + unset($sections['query_toggle_count']); + } + foreach ($sections as $section => $enable) { $this->_profiler_sections[$section] = ($enable !== FALSE); @@ -330,7 +342,7 @@ class CI_Output { * with any server headers and profile data. It also stops the * benchmark timer so the page rendering speed and memory usage can be shown. * - * @param string + * @param string * @return mixed */ public function _display($output = '') @@ -349,13 +361,22 @@ class CI_Output { // -------------------------------------------------------------------- // Set the output data - if ($output == '') + if ($output === '') { $output =& $this->final_output; } // -------------------------------------------------------------------- + // Is minify requested? + if ($CFG->item('minify_output') === TRUE) + { + $output = $this->minify($output, $this->mime_type); + } + + + // -------------------------------------------------------------------- + // Do we need to write a cache file? Only if the controller does not have its // own _output() method and we are not dealing with a cache file, which we // can determine by the existence of the $CI object above @@ -373,7 +394,7 @@ class CI_Output { if ($this->parse_exec_vars === TRUE) { - $memory = function_exists('memory_get_usage') ? round(memory_get_usage()/1024/1024, 2).'MB' : '0'; + $memory = round(memory_get_usage() / 1024 / 1024, 2).'MB'; $output = str_replace(array('{elapsed_time}', '{memory_usage}'), array($elapsed, $memory), $output); } @@ -381,7 +402,7 @@ class CI_Output { // -------------------------------------------------------------------- // Is compression requested? - if ($CFG->item('compress_output') === TRUE && $this->_zlib_oc == FALSE + if ($CFG->item('compress_output') === TRUE && $this->_zlib_oc === FALSE && extension_loaded('zlib') && isset($_SERVER['HTTP_ACCEPT_ENCODING']) && strpos($_SERVER['HTTP_ACCEPT_ENCODING'], 'gzip') !== FALSE) { @@ -416,7 +437,7 @@ class CI_Output { // Do we need to generate profile data? // If so, load the Profile class and run it. - if ($this->enable_profiler == TRUE) + if ($this->enable_profiler === TRUE) { $CI->load->library('profiler'); if ( ! empty($this->_profiler_sections)) @@ -453,14 +474,14 @@ class CI_Output { /** * Write a Cache File * - * @param string + * @param string * @return void */ public function _write_cache($output) { $CI =& get_instance(); $path = $CI->config->item('cache_path'); - $cache_path = ($path == '') ? APPPATH.'cache/' : $path; + $cache_path = ($path === '') ? APPPATH.'cache/' : $path; if ( ! is_dir($cache_path) OR ! is_really_writable($cache_path)) { @@ -496,6 +517,9 @@ class CI_Output { @chmod($cache_path, FILE_WRITE_MODE); log_message('debug', 'Cache file written: '.$cache_path); + + // Send HTTP cache-control headers to browser to match file cache settings. + $this->set_cache_header($_SERVER['REQUEST_TIME'], $expire); } // -------------------------------------------------------------------- @@ -503,13 +527,13 @@ class CI_Output { /** * Update/serve a cached file * - * @param object config class - * @param object uri class - * @return void + * @param object config class + * @param object uri class + * @return bool */ public function _display_cache(&$CFG, &$URI) { - $cache_path = ($CFG->item('cache_path') == '') ? APPPATH.'cache/' : $CFG->item('cache_path'); + $cache_path = ($CFG->item('cache_path') === '') ? APPPATH.'cache/' : $CFG->item('cache_path'); // Build the file path. The file name is an MD5 hash of the full URI $uri = $CFG->item('base_url').$CFG->item('index_page').$URI->uri_string; @@ -528,25 +552,168 @@ class CI_Output { fclose($fp); // Strip out the embedded timestamp - if ( ! preg_match('/(\d+TS--->)/', $cache, $match)) + if ( ! preg_match('/^(\d+)TS--->/', $cache, $match)) { return FALSE; } - // Has the file expired? If so we'll delete it. - if (time() >= trim(str_replace('TS--->', '', $match[1])) && is_really_writable($cache_path)) + $last_modified = filemtime($cache_path); + $expire = $match[1]; + + // Has the file expired? + if ($_SERVER['REQUEST_TIME'] >= $expire && is_really_writable($cache_path)) { + // If so we'll delete it. @unlink($filepath); log_message('debug', 'Cache file has expired. File deleted.'); return FALSE; } + else + { + // Or else send the HTTP cache control headers. + $this->set_cache_header($last_modified, $expire); + } // Display the cache - $this->_display(str_replace($match[0], '', $cache)); + $this->_display(substr($cache, strlen($match[0]))); log_message('debug', 'Cache file is current. Sending it to browser.'); return TRUE; } + // -------------------------------------------------------------------- + + /** + * Set the HTTP headers to match the server-side file cache settings + * in order to reduce bandwidth. + * + * @param int timestamp of when the page was last modified + * @param int timestamp of when should the requested page expire from cache + * @return void + */ + public function set_cache_header($last_modified, $expiration) + { + $max_age = $expiration - $_SERVER['REQUEST_TIME']; + + if (isset($_SERVER['HTTP_IF_MODIFIED_SINCE']) && $last_modified <= strtotime($_SERVER['HTTP_IF_MODIFIED_SINCE'])) + { + $this->set_status_header(304); + exit; + } + else + { + header('Pragma: public'); + header('Cache-Control: max-age=' . $max_age . ', public'); + header('Expires: '.gmdate('D, d M Y H:i:s', $expiration).' GMT'); + header('Last-modified: '.gmdate('D, d M Y H:i:s', $last_modified).' GMT'); + } + } + + // -------------------------------------------------------------------- + + /** + * Reduce excessive size of HTML content. + * + * @param string + * @param string + * @return string + */ + public function minify($output, $type = 'text/html') + { + switch ($type) + { + case 'text/html': + + $size_before = strlen($output); + + if ($size_before === 0) + { + return ''; + } + + // Find all the <pre>,<code>,<textarea>, and <javascript> tags + // We'll want to return them to this unprocessed state later. + preg_match_all('{<pre.+</pre>}msU', $output, $pres_clean); + preg_match_all('{<code.+</code>}msU', $output, $codes_clean); + preg_match_all('{<textarea.+</textarea>}msU', $output, $textareas_clean); + preg_match_all('{<script.+</script>}msU', $output, $javascript_clean); + + // Minify the CSS in all the <style> tags. + preg_match_all('{<style.+</style>}msU', $output, $style_clean); + foreach ($style_clean[0] as $s) + { + $output = str_replace($s, $this->minify($s, 'text/css'), $output); + } + + // Minify the javascript in <script> tags. + foreach ($javascript_clean[0] as $s) + { + $javascript_mini[] = $this->minify($s, 'text/javascript'); + } + + // Replace multiple spaces with a single space. + $output = preg_replace('!\s{2,}!', ' ', $output); + + // Remove comments (non-MSIE conditionals) + $output = preg_replace('{\s*<!--[^\[].*-->\s*}msU', '', $output); + + // Remove spaces around block-level elements. + $output = preg_replace('/\s*(<\/?(html|head|title|meta|script|link|style|body|h[1-6]|div|p|br)[^>]*>)\s*/is', '$1', $output); + + // Replace mangled <pre> etc. tags with unprocessed ones. + + if ( ! empty($pres_clean)) + { + preg_match_all('{<pre.+</pre>}msU', $output, $pres_messed); + $output = str_replace($pres_messed[0], $pres_clean[0], $output); + } + + if ( ! empty($codes_clean)) + { + preg_match_all('{<code.+</code>}msU', $output, $codes_messed); + $output = str_replace($codes_messed[0], $codes_clean[0], $output); + } + + if ( ! empty($codes_clean)) + { + preg_match_all('{<textarea.+</textarea>}msU', $output, $textareas_messed); + $output = str_replace($textareas_messed[0], $textareas_clean[0], $output); + } + + if (isset($javascript_mini)) + { + preg_match_all('{<script.+</script>}msU', $output, $javascript_messed); + $output = str_replace($javascript_messed[0], $javascript_mini, $output); + } + + $size_removed = $size_before - strlen($output); + $savings_percent = round(($size_removed / $size_before * 100)); + + log_message('debug', 'Minifier shaved '.($size_removed / 1000).'KB ('.$savings_percent.'%) off final HTML output.'); + + break; + + case 'text/css': + + //Remove CSS comments + $output = preg_replace('!/\*[^*]*\*+([^/][^*]*\*+)*/!', '', $output); + + // Remove spaces around curly brackets, colons, + // semi-colons, parenthesis, commas + $output = preg_replace('!\s*(:|;|,|}|{|\(|\))\s*!', '$1', $output); + + break; + + case 'text/javascript': + + // Currently leaves JavaScript untouched. + break; + + default: break; + } + + return $output; + } + } /* End of file Output.php */ diff --git a/system/core/Router.php b/system/core/Router.php index 5ea13797b..5bc053045 100755..100644 --- a/system/core/Router.php +++ b/system/core/Router.php @@ -435,7 +435,7 @@ class CI_Router { */ public function fetch_method() { - return ($this->method == $this->fetch_class()) ? 'index' : $this->method; + return ($this->method === $this->fetch_class()) ? 'index' : $this->method; } // -------------------------------------------------------------------- @@ -483,7 +483,7 @@ class CI_Router { $this->set_directory($routing['directory']); } - if (isset($routing['controller']) && $routing['controller'] != '') + if ( ! empty($routing['controller'])) { $this->set_class($routing['controller']); } diff --git a/system/core/Security.php b/system/core/Security.php index 81b6602ae..b22d2cf19 100755..100644 --- a/system/core/Security.php +++ b/system/core/Security.php @@ -162,7 +162,7 @@ class CI_Security { // Do the tokens exist in both the _POST and _COOKIE arrays? if ( ! isset($_POST[$this->_csrf_token_name]) OR ! isset($_COOKIE[$this->_csrf_cookie_name]) - OR $_POST[$this->_csrf_token_name] != $_COOKIE[$this->_csrf_cookie_name]) // Do the tokens match? + OR $_POST[$this->_csrf_token_name] !== $_COOKIE[$this->_csrf_cookie_name]) // Do the tokens match? { $this->csrf_show_error(); } @@ -191,6 +191,7 @@ class CI_Security { * Set Cross Site Request Forgery Protection Cookie * * @return object + * @codeCoverageIgnore */ public function csrf_set_cookie() { @@ -394,20 +395,20 @@ class CI_Security { if (preg_match('/<a/i', $str)) { - $str = preg_replace_callback('#<a\s+([^>]*?)(>|$)#si', array($this, '_js_link_removal'), $str); + $str = preg_replace_callback('#<a\s+([^>]*?)(?:>|$)#si', array($this, '_js_link_removal'), $str); } if (preg_match('/<img/i', $str)) { - $str = preg_replace_callback('#<img\s+([^>]*?)(\s?/?>|$)#si', array($this, '_js_img_removal'), $str); + $str = preg_replace_callback('#<img\s+([^>]*?)(?:\s?/?>|$)#si', array($this, '_js_img_removal'), $str); } - if (preg_match('/(script|xss)/i', $str)) + if (preg_match('/script|xss/i', $str)) { - $str = preg_replace('#<(/*)(script|xss)(.*?)\>#si', '[removed]', $str); + $str = preg_replace('#</*(?:script|xss).*?>#si', '[removed]', $str); } } - while($original != $str); + while ($original !== $str); unset($original); @@ -474,7 +475,7 @@ class CI_Security { */ public function xss_hash() { - if ($this->_xss_hash == '') + if ($this->_xss_hash === '') { mt_srand(); $this->_xss_hash = md5(time() + mt_rand(0, 1999999999)); @@ -560,6 +561,19 @@ class CI_Security { // ---------------------------------------------------------------- /** + * Strip Image Tags + * + * @param string + * @return string + */ + public function strip_image_tags($str) + { + return preg_replace(array('#<img\s+.*?src\s*=\s*["\'](.+?)["\'].*?\>#', '#<img\s+.*?src\s*=\s*(.+?).*?\>#'), '\\1', $str); + } + + // ---------------------------------------------------------------- + + /** * Compact Exploded Words * * Callback function for xss_clean() to remove whitespace from @@ -669,7 +683,7 @@ class CI_Security { protected function _js_link_removal($match) { return str_replace($match[1], - preg_replace('#href=.*?(alert\(|alert&\#40;|javascript\:|livescript\:|mocha\:|charset\=|window\.|document\.|\.cookie|<script|<xss|data\s*:)#si', + preg_replace('#href=.*?(?:alert\(|alert&\#40;|javascript:|livescript:|mocha:|charset=|window\.|document\.|\.cookie|<script|<xss|data\s*:)#si', '', $this->_filter_attributes(str_replace(array('<', '>'), '', $match[1])) ), @@ -692,7 +706,7 @@ class CI_Security { protected function _js_img_removal($match) { return str_replace($match[1], - preg_replace('#src=.*?(alert\(|alert&\#40;|javascript\:|livescript\:|mocha\:|charset\=|window\.|document\.|\.cookie|<script|<xss|base64\s*,)#si', + preg_replace('#src=.*?(?:alert\(|alert&\#40;|javascript:|livescript:|mocha:|charset=|window\.|document\.|\.cookie|<script|<xss|base64\s*,)#si', '', $this->_filter_attributes(str_replace(array('<', '>'), '', $match[1])) ), @@ -824,14 +838,14 @@ class CI_Security { */ protected function _csrf_set_hash() { - if ($this->_csrf_hash == '') + if ($this->_csrf_hash === '') { // If the cookie exists we will use it's value. // We don't necessarily want to regenerate it with // each page load since a page could contain embedded // sub-pages causing this feature to fail if (isset($_COOKIE[$this->_csrf_cookie_name]) && - $_COOKIE[$this->_csrf_cookie_name] != '') + preg_match('#^[0-9a-f]{32}$#iS', $_COOKIE[$this->_csrf_cookie_name]) === 1) { return $this->_csrf_hash = $_COOKIE[$this->_csrf_cookie_name]; } diff --git a/system/core/URI.php b/system/core/URI.php index e66cb6dc5..6a8b1a5ac 100755..100644 --- a/system/core/URI.php +++ b/system/core/URI.php @@ -111,23 +111,23 @@ class CI_URI { // Is there a PATH_INFO variable? // Note: some servers seem to have trouble with getenv() so we'll test it two ways - $path = (isset($_SERVER['PATH_INFO'])) ? $_SERVER['PATH_INFO'] : @getenv('PATH_INFO'); - if (trim($path, '/') != '' && $path !== '/'.SELF) + $path = isset($_SERVER['PATH_INFO']) ? $_SERVER['PATH_INFO'] : @getenv('PATH_INFO'); + if (trim($path, '/') !== '' && $path !== '/'.SELF) { $this->_set_uri_string($path); return; } // No PATH_INFO?... What about QUERY_STRING? - $path = (isset($_SERVER['QUERY_STRING'])) ? $_SERVER['QUERY_STRING'] : @getenv('QUERY_STRING'); - if (trim($path, '/') != '') + $path = isset($_SERVER['QUERY_STRING']) ? $_SERVER['QUERY_STRING'] : @getenv('QUERY_STRING'); + if (trim($path, '/') !== '') { $this->_set_uri_string($path); return; } // As a last ditch effort lets try using the $_GET array - if (is_array($_GET) && count($_GET) === 1 && trim(key($_GET), '/') != '') + if (is_array($_GET) && count($_GET) === 1 && trim(key($_GET), '/') !== '') { $this->_set_uri_string(key($_GET)); return; @@ -163,7 +163,7 @@ class CI_URI { * @param string * @return void */ - public function _set_uri_string($str) + protected function _set_uri_string($str) { // Filter out control characters $str = remove_invisible_characters($str, FALSE); @@ -177,8 +177,8 @@ class CI_URI { /** * Detects the URI * - * This function will detect the URI automatically and fix the query string - * if necessary. + * This function will detect the URI automatically + * and fix the query string if necessary. * * @return string */ @@ -189,23 +189,27 @@ class CI_URI { return ''; } - $uri = $_SERVER['REQUEST_URI']; - if (strpos($uri, $_SERVER['SCRIPT_NAME']) === 0) + if (strpos($_SERVER['REQUEST_URI'], $_SERVER['SCRIPT_NAME']) === 0) { - $uri = substr($uri, strlen($_SERVER['SCRIPT_NAME'])); + $uri = substr($_SERVER['REQUEST_URI'], strlen($_SERVER['SCRIPT_NAME'])); } - elseif (strpos($uri, dirname($_SERVER['SCRIPT_NAME'])) === 0) + elseif (strpos($_SERVER['REQUEST_URI'], dirname($_SERVER['SCRIPT_NAME'])) === 0) { - $uri = substr($uri, strlen(dirname($_SERVER['SCRIPT_NAME']))); + $uri = substr($_SERVER['REQUEST_URI'], strlen(dirname($_SERVER['SCRIPT_NAME']))); + } + else + { + $uri = $_SERVER['REQUEST_URI']; } // This section ensures that even on servers that require the URI to be in the query string (Nginx) a correct // URI is found, and also fixes the QUERY_STRING server var and $_GET array. - if (strncmp($uri, '?/', 2) === 0) + if (strpos($uri, '?/') === 0) { $uri = substr($uri, 2); } - $parts = preg_split('#\?#i', $uri, 2); + + $parts = explode('?', $uri, 2); $uri = $parts[0]; if (isset($parts[1])) { @@ -218,12 +222,12 @@ class CI_URI { $_GET = array(); } - if ($uri == '/' OR empty($uri)) + if ($uri === '/' OR empty($uri)) { return '/'; } - $uri = parse_url($uri, PHP_URL_PATH); + $uri = parse_url('pseudo://hostname/'.$uri, PHP_URL_PATH); // Do some final cleaning of the URI and return it return str_replace(array('//', '../'), '/', trim($uri, '/')); @@ -270,11 +274,11 @@ class CI_URI { */ public function _filter_uri($str) { - if ($str != '' && $this->config->item('permitted_uri_chars') != '' && $this->config->item('enable_query_strings') == FALSE) + if ($str !== '' && $this->config->item('permitted_uri_chars') != '' && $this->config->item('enable_query_strings') === FALSE) { // preg_quote() in PHP 5.3 escapes -, so the str_replace() and addition of - to preg_quote() is to maintain backwards // compatibility as many are unaware of how characters in the permitted_uri_chars will be parsed as a regex pattern - if ( ! preg_match('|^['.str_replace(array('\\-', '\-'), '-', preg_quote($this->config->item('permitted_uri_chars'), '-')).']+$|i', $str)) + if ( ! preg_match('|^['.str_replace(array('\\-', '\-'), '-', preg_quote($this->config->item('permitted_uri_chars'), '-')).']+$|i', urldecode($str))) { show_error('The URI you submitted has disallowed characters.', 400); } @@ -298,9 +302,11 @@ class CI_URI { */ public function _remove_url_suffix() { - if ($this->config->item('url_suffix') != '') + $suffix = (string) $this->config->item('url_suffix'); + + if ($suffix !== '' && ($offset = strrpos($this->uri_string, $suffix)) !== FALSE) { - $this->uri_string = preg_replace('|'.preg_quote($this->config->item('url_suffix')).'$|', '', $this->uri_string); + $this->uri_string = substr_replace($this->uri_string, '', $offset, strlen($suffix)); } } @@ -321,7 +327,7 @@ class CI_URI { // Filter segments for security $val = trim($this->_filter_uri($val)); - if ($val != '') + if ($val !== '') { $this->segments[] = $val; } @@ -358,10 +364,10 @@ class CI_URI { * This function returns the URI segment based on the number provided. * * @param int - * @param bool + * @param mixed * @return string */ - public function segment($n, $no_result = FALSE) + public function segment($n, $no_result = NULL) { return isset($this->segments[$n]) ? $this->segments[$n] : $no_result; } @@ -376,10 +382,10 @@ class CI_URI { * same result as $this->segment() * * @param int - * @param bool + * @param mixed * @return string */ - public function rsegment($n, $no_result = FALSE) + public function rsegment($n, $no_result = NULL) { return isset($this->rsegments[$n]) ? $this->rsegments[$n] : $no_result; } @@ -462,7 +468,7 @@ class CI_URI { { return (count($default) === 0) ? array() - : array_fill_keys($default, FALSE); + : array_fill_keys($default, NULL); } $segments = array_slice($this->$segment_array(), ($n - 1)); @@ -477,7 +483,7 @@ class CI_URI { } else { - $retval[$seg] = FALSE; + $retval[$seg] = NULL; $lastval = $seg; } @@ -490,7 +496,7 @@ class CI_URI { { if ( ! array_key_exists($val, $retval)) { - $retval[$val] = FALSE; + $retval[$val] = NULL; } } } @@ -511,7 +517,7 @@ class CI_URI { public function assoc_to_uri($array) { $temp = array(); - foreach ( (array) $array as $key => $val) + foreach ((array) $array as $key => $val) { $temp[] = $key; $temp[] = $val; @@ -644,7 +650,7 @@ class CI_URI { */ public function ruri_string() { - return '/'.implode('/', $this->rsegment_array()); + return implode('/', $this->rsegment_array()); } } diff --git a/system/core/Utf8.php b/system/core/Utf8.php index a6faa84ec..0a7ec501c 100644 --- a/system/core/Utf8.php +++ b/system/core/Utf8.php @@ -54,7 +54,7 @@ class CI_Utf8 { if ( @preg_match('/./u', 'é') === 1 // PCRE must support UTF-8 && function_exists('iconv') // iconv must be installed - && @ini_get('mbstring.func_overload') != 1 // Multibyte string function overloading cannot be enabled + && (bool) @ini_get('mbstring.func_overload') !== TRUE // Multibyte string function overloading cannot be enabled && $CFG->item('charset') === 'UTF-8' // Application charset must be UTF-8 ) { diff --git a/system/database/DB.php b/system/database/DB.php index b28439b29..d751325ce 100755..100644 --- a/system/database/DB.php +++ b/system/database/DB.php @@ -29,8 +29,8 @@ * Initialize the database * * @category Database - * @author EllisLab Dev Team - * @link http://codeigniter.com/user_guide/database/ + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/database/ * @param string * @param bool Determines if query builder should be used or not */ @@ -47,13 +47,28 @@ function &DB($params = '', $query_builder_override = NULL) } include($file_path); + //make packages contain database config files + foreach(get_instance()->load->get_package_paths() as $path) + { + if ($path !== APPPATH) + { + if (file_exists ($file_path = $path.'config/'.ENVIRONMENT.'/database.php')) + { + include ($file_path); + } + elseif ( file_exists ($file_path = $path.'config/database.php')) + { + include ($file_path); + } + } + } if ( ! isset($db) OR count($db) === 0) { show_error('No database connection settings were found in the database config file.'); } - if ($params != '') + if ($params !== '') { $active_group = $params; } @@ -106,7 +121,7 @@ function &DB($params = '', $query_builder_override = NULL) } // No DB specified yet? Beat them senseless... - if ( ! isset($params['dbdriver']) OR $params['dbdriver'] == '') + if (empty($params['dbdriver'])) { show_error('You have not selected a database type to connect to.'); } @@ -118,10 +133,17 @@ function &DB($params = '', $query_builder_override = NULL) { $query_builder = $query_builder_override; } + // Backwards compatibility work-around for keeping the + // $active_record config variable working. Should be + // removed in v3.1 + elseif ( ! isset($query_builder) && isset($active_record)) + { + $query_builder = $active_record; + } require_once(BASEPATH.'database/DB_driver.php'); - if ( ! isset($query_builder) OR $query_builder == TRUE) + if ( ! isset($query_builder) OR $query_builder === TRUE) { require_once(BASEPATH.'database/DB_query_builder.php'); if ( ! class_exists('CI_DB')) @@ -137,7 +159,10 @@ function &DB($params = '', $query_builder_override = NULL) // Load the DB driver $driver_file = BASEPATH.'database/drivers/'.$params['dbdriver'].'/'.$params['dbdriver'].'_driver.php'; - if ( ! file_exists($driver_file)) show_error('Invalid DB driver'); + if ( ! file_exists($driver_file)) + { + show_error('Invalid DB driver'); + } require_once($driver_file); @@ -145,12 +170,25 @@ function &DB($params = '', $query_builder_override = NULL) $driver = 'CI_DB_'.$params['dbdriver'].'_driver'; $DB = new $driver($params); - if ($DB->autoinit == TRUE) + // Check for a subdriver + if ( ! empty($DB->subdriver)) + { + $driver_file = BASEPATH.'database/drivers/'.$DB->dbdriver.'/subdrivers/'.$DB->dbdriver.'_'.$DB->subdriver.'_driver.php'; + + if (file_exists($driver_file)) + { + require_once($driver_file); + $driver = 'CI_DB_'.$DB->dbdriver.'_'.$DB->subdriver.'_driver'; + $DB = new $driver($params); + } + } + + if ($DB->autoinit === TRUE) { $DB->initialize(); } - if (isset($params['stricton']) && $params['stricton'] == TRUE) + if ( ! empty($params['stricton'])) { $DB->query('SET SESSION sql_mode="STRICT_ALL_TABLES"'); } @@ -159,4 +197,4 @@ function &DB($params = '', $query_builder_override = NULL) } /* End of file DB.php */ -/* Location: ./system/database/DB.php */ +/* Location: ./system/database/DB.php */
\ No newline at end of file diff --git a/system/database/DB_cache.php b/system/database/DB_cache.php index ff942856b..ba9110382 100644 --- a/system/database/DB_cache.php +++ b/system/database/DB_cache.php @@ -55,9 +55,9 @@ class CI_DB_Cache { */ public function check_path($path = '') { - if ($path == '') + if ($path === '') { - if ($this->db->cachedir == '') + if ($this->db->cachedir === '') { return $this->db->cache_off(); } @@ -99,7 +99,7 @@ class CI_DB_Cache { $segment_two = ($this->CI->uri->segment(2) == FALSE) ? 'index' : $this->CI->uri->segment(2); $filepath = $this->db->cachedir.$segment_one.'+'.$segment_two.'/'.md5($sql); - if (FALSE === ($cachedata = read_file($filepath))) + if (FALSE === ($cachedata = file_get_contents($filepath))) { return FALSE; } @@ -154,12 +154,12 @@ class CI_DB_Cache { */ public function delete($segment_one = '', $segment_two = '') { - if ($segment_one == '') + if ($segment_one === '') { $segment_one = ($this->CI->uri->segment(1) == FALSE) ? 'default' : $this->CI->uri->segment(1); } - if ($segment_two == '') + if ($segment_two === '') { $segment_two = ($this->CI->uri->segment(2) == FALSE) ? 'index' : $this->CI->uri->segment(2); } diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index ef77b594e..b12042bde 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -45,11 +45,13 @@ abstract class CI_DB_driver { public $password; public $hostname; public $database; - public $dbdriver = 'mysql'; + public $dbdriver = 'mysqli'; + public $subdriver; public $dbprefix = ''; public $char_set = 'utf8'; public $dbcollat = 'utf8_general_ci'; public $autoinit = TRUE; // Whether to automatically initialize the DB + public $compress = TRUE; public $swap_pre = ''; public $port = ''; public $pconnect = FALSE; @@ -77,6 +79,23 @@ abstract class CI_DB_driver { protected $_protect_identifiers = TRUE; protected $_reserved_identifiers = array('*'); // Identifiers that should NOT be escaped + // clause and character used for LIKE escape sequences + protected $_like_escape_str = " ESCAPE '%s' "; + protected $_like_escape_chr = '!'; + + /** + * The syntax to count rows is slightly different across different + * database engines, so this string appears in each driver and is + * used for the count_all() and count_all_results() functions. + */ + protected $_count_string = 'SELECT COUNT(*) AS '; + + /** + * Constructor + * + * @param array + * @return void + */ public function __construct($params) { if (is_array($params)) @@ -113,7 +132,7 @@ abstract class CI_DB_driver { // ---------------------------------------------------------------- // Connect to the database and set the connection ID - $this->conn_id = ($this->pconnect == FALSE) ? $this->db_connect() : $this->db_pconnect(); + $this->conn_id = ($this->pconnect === FALSE) ? $this->db_connect() : $this->db_pconnect(); // No connection resource? Check if there is a failover else throw an error if ( ! $this->conn_id) @@ -131,7 +150,7 @@ abstract class CI_DB_driver { } // Try to connect - $this->conn_id = ($this->pconnect == FALSE) ? $this->db_connect() : $this->db_pconnect(); + $this->conn_id = ($this->pconnect === FALSE) ? $this->db_connect() : $this->db_pconnect(); // If a connection is made break the foreach loop if ($this->conn_id) @@ -295,17 +314,21 @@ abstract class CI_DB_driver { * @param array An array of binding data * @return mixed */ - public function query($sql, $binds = FALSE, $return_object = TRUE) + public function query($sql, $binds = FALSE, $return_object = NULL) { - if ($sql == '') + if ($sql === '') { log_message('error', 'Invalid query: '.$sql); return ($this->db_debug) ? $this->display_error('db_invalid_query') : FALSE; } + elseif ( ! is_bool($return_object)) + { + $return_object = ! $this->is_write_type($sql); + } // Verify table prefix and replace if necessary - if ($this->dbprefix != '' && $this->swap_pre != '' && $this->dbprefix != $this->swap_pre) + if ($this->dbprefix !== '' && $this->swap_pre !== '' && $this->dbprefix !== $this->swap_pre) { $sql = preg_replace('/(\W)'.$this->swap_pre.'(\S+?)/', '\\1'.$this->dbprefix.'\\2', $sql); } @@ -319,7 +342,7 @@ abstract class CI_DB_driver { // Is query caching enabled? If the query is a "read type" // we will load the caching class and return the previously // cached query if it exists - if ($this->cache_on == TRUE && stripos($sql, 'SELECT') !== FALSE && $this->_cache_init()) + if ($this->cache_on === TRUE && $return_object === TRUE && $this->_cache_init()) { $this->load_rdriver(); if (FALSE !== ($cache = $this->CACHE->read($sql))) @@ -328,8 +351,8 @@ abstract class CI_DB_driver { } } - // Save the query for debugging - if ($this->save_queries == TRUE) + // Save the query for debugging + if ($this->save_queries === TRUE) { $this->queries[] = $sql; } @@ -340,7 +363,7 @@ abstract class CI_DB_driver { // Run the Query if (FALSE === ($this->result_id = $this->simple_query($sql))) { - if ($this->save_queries == TRUE) + if ($this->save_queries === TRUE) { $this->query_times[] = 0; } @@ -352,7 +375,7 @@ abstract class CI_DB_driver { $error = $this->error(); // Log errors - log_message('error', 'Query error: '.$error['message']); + log_message('error', 'Query error: '.$error['message'].' - Invalid query: '.$sql); if ($this->db_debug) { @@ -373,7 +396,7 @@ abstract class CI_DB_driver { $time_end = microtime(TRUE); $this->benchmark += $time_end - $time_start; - if ($this->save_queries == TRUE) + if ($this->save_queries === TRUE) { $this->query_times[] = $time_end - $time_start; } @@ -381,13 +404,11 @@ abstract class CI_DB_driver { // Increment the query counter $this->query_count++; - // Was the query a "write" type? - // If so we'll simply return true - if ($this->is_write_type($sql) === TRUE) + // Will we have a result object instantiated? If not - we'll simply return TRUE + if ($return_object !== TRUE) { - // If caching is enabled we'll auto-cleanup any - // existing files related to this particular URI - if ($this->cache_on == TRUE && $this->cache_autodel == TRUE && $this->_cache_init()) + // If caching is enabled we'll auto-cleanup any existing files related to this particular URI + if ($this->cache_on === TRUE && $this->cache_autodel === TRUE && $this->_cache_init()) { $this->CACHE->delete(); } @@ -396,8 +417,6 @@ abstract class CI_DB_driver { } // Return TRUE if we don't need to create a result object - // Currently only the Oracle driver uses this when stored - // procedures are used if ($return_object !== TRUE) { return TRUE; @@ -409,7 +428,7 @@ abstract class CI_DB_driver { // Is query caching enabled? If so, we'll serialize the // result object and save it to a cache file. - if ($this->cache_on == TRUE && $this->_cache_init()) + if ($this->cache_on === TRUE && $this->_cache_init()) { // We'll create a new instance of the result object // only without the platform specific driver since @@ -596,35 +615,53 @@ abstract class CI_DB_driver { */ public function compile_binds($sql, $binds) { - if (strpos($sql, $this->bind_marker) === FALSE) + if (empty($binds) OR empty($this->bind_marker) OR strpos($sql, $this->bind_marker) === FALSE) { return $sql; } - - if ( ! is_array($binds)) + elseif ( ! is_array($binds)) { $binds = array($binds); + $bind_count = 1; + } + else + { + // Make sure we're using numeric keys + $binds = array_values($binds); + $bind_count = count($binds); } - // Get the sql segments around the bind markers - $segments = explode($this->bind_marker, $sql); + // We'll need the marker length later + $ml = strlen($this->bind_marker); - // The count of bind should be 1 less then the count of segments - // If there are more bind arguments trim it down - if (count($binds) >= count($segments)) + // Make sure not to replace a chunk inside a string that happens to match the bind marker + if ($c = preg_match_all("/'[^']*'/i", $sql, $matches)) { - $binds = array_slice($binds, 0, count($segments)-1); + $c = preg_match_all('/'.preg_quote($this->bind_marker).'/i', + str_replace($matches[0], + str_replace($this->bind_marker, str_repeat(' ', $ml), $matches[0]), + $sql, $c), + $matches, PREG_OFFSET_CAPTURE); + + // Bind values' count must match the count of markers in the query + if ($bind_count !== $c) + { + return $sql; + } + } + elseif (($c = preg_match_all('/'.preg_quote($this->bind_marker).'/i', $sql, $matches, PREG_OFFSET_CAPTURE)) !== $bind_count) + { + return $sql; } - // Construct the binded query - $result = $segments[0]; - $i = 0; - foreach ($binds as $bind) + do { - $result .= $this->escape($bind).$segments[++$i]; + $c--; + $sql = substr_replace($sql, $this->escape($binds[$c]), $matches[0][$c][1], $ml); } + while ($c !== 0); - return $result; + return $sql; } // -------------------------------------------------------------------- @@ -637,7 +674,7 @@ abstract class CI_DB_driver { */ public function is_write_type($sql) { - return (bool) preg_match('/^\s*"?(SET|INSERT|UPDATE|DELETE|REPLACE|CREATE|DROP|TRUNCATE|LOAD DATA|COPY|ALTER|RENAME|GRANT|REVOKE|LOCK|UNLOCK|REINDEX)\s+/i', $sql); + return (bool) preg_match('/^\s*"?(SET|INSERT|UPDATE|DELETE|REPLACE|CREATE|DROP|TRUNCATE|LOAD|COPY|ALTER|RENAME|GRANT|REVOKE|LOCK|UNLOCK|REINDEX)\s+/i', $sql); } // -------------------------------------------------------------------- @@ -742,6 +779,35 @@ abstract class CI_DB_driver { // -------------------------------------------------------------------- /** + * "Count All" query + * + * Generates a platform-specific query string that counts all records in + * the specified database + * + * @param string + * @return int + */ + public function count_all($table = '') + { + if ($table === '') + { + return 0; + } + + $query = $this->query($this->_count_string.$this->escape_identifiers('numrows').' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE)); + if ($query->num_rows() === 0) + { + return 0; + } + + $query = $query->row(); + $this->_reset_select(); + return (int) $query->numrows; + } + + // -------------------------------------------------------------------- + + /** * Returns an array of table names * * @return array @@ -808,7 +874,7 @@ abstract class CI_DB_driver { // -------------------------------------------------------------------- /** - * Fetch MySQL Field Names + * Fetch Field Names * * @param string the table name * @return array @@ -821,7 +887,7 @@ abstract class CI_DB_driver { return $this->data_cache['field_names'][$table]; } - if ($table == '') + if ($table === '') { return ($this->db_debug) ? $this->display_error('db_field_param_missing') : FALSE; } @@ -889,7 +955,7 @@ abstract class CI_DB_driver { */ public function field_data($table = '') { - if ($table == '') + if ($table === '') { return ($this->db_debug) ? $this->display_error('db_field_param_missing') : FALSE; } @@ -905,34 +971,57 @@ abstract class CI_DB_driver { * * This function escapes column and table names * - * @param string - * @return string + * @param mixed + * @return mixed */ public function escape_identifiers($item) { - if ($this->_escape_char == '') + if ($this->_escape_char === '' OR empty($item)) { return $item; } - - foreach ($this->_reserved_identifiers as $id) + elseif (is_array($item)) { - if (strpos($item, '.'.$id) !== FALSE) + foreach ($item as $key => $value) { - $item = str_replace('.', $this->_escape_char.'.', $item); + $item[$key] = $this->escape_identifiers($value); + } + + return $item; + } + // Avoid breaking functions and literal values inside queries + elseif (ctype_digit($item) OR $item[0] === "'" OR ($this->_escape_char !== '"' && $item[0] === '"') OR strpos($item, '(') !== FALSE) + { + return $item; + } + + static $preg_ec = array(); - // remove duplicates if the user already included the escape - return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $this->_escape_char.$item); + if (empty($preg_ec)) + { + if (is_array($this->_escape_char)) + { + $preg_ec = array( + preg_quote($this->_escape_char[0]), preg_quote($this->_escape_char[1]), + $this->_escape_char[0], $this->_escape_char[1] + ); + } + else + { + $preg_ec[0] = $preg_ec[1] = preg_quote($this->_escape_char); + $preg_ec[2] = $preg_ec[3] = $this->_escape_char; } } - if (strpos($item, '.') !== FALSE) + foreach ($this->_reserved_identifiers as $id) { - $item = str_replace('.', $this->_escape_char.'.'.$this->_escape_char, $item); + if (strpos($item, '.'.$id) !== FALSE) + { + return preg_replace('/'.$preg_ec[0].'?([^'.$preg_ec[1].'\.]+)'.$preg_ec[1].'?\./i', $preg_ec[2].'$1'.$preg_ec[3].'.', $item); + } } - // remove duplicates if the user already included the escape - return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $this->_escape_char.$item.$this->_escape_char); + return preg_replace('/'.$preg_ec[0].'?([^'.$preg_ec[1].'\.]+)'.$preg_ec[1].'?(\.)?/i', $preg_ec[2].'$1'.$preg_ec[3].'$2', $item); } // -------------------------------------------------------------------- @@ -960,6 +1049,23 @@ abstract class CI_DB_driver { // -------------------------------------------------------------------- /** + * Insert statement + * + * Generates a platform-specific insert string from the supplied data + * + * @param string the table name + * @param array the insert keys + * @param array the insert values + * @return string + */ + protected function _insert($table, $keys, $values) + { + return 'INSERT INTO '.$table.' ('.implode(', ', $keys).') VALUES ('.implode(', ', $values).')'; + } + + // -------------------------------------------------------------------- + + /** * Generate an update string * * @param string the table upon which the query will be performed @@ -969,7 +1075,7 @@ abstract class CI_DB_driver { */ public function update_string($table, $data, $where) { - if ($where == '') + if ($where === '') { return FALSE; } @@ -989,7 +1095,7 @@ abstract class CI_DB_driver { $dest = array(); foreach ($where as $key => $val) { - $prefix = (count($dest) == 0) ? '' : ' AND '; + $prefix = (count($dest) === 0) ? '' : ' AND '; $key = $this->protect_identifiers($key); if ($val !== '') @@ -1012,6 +1118,41 @@ abstract class CI_DB_driver { // -------------------------------------------------------------------- /** + * Update statement + * + * Generates a platform-specific update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @param array the orderby clause + * @param array the limit clause + * @param array the like clause + * @return string + */ + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array()) + { + foreach ($values as $key => $val) + { + $valstr[] = $key.' = '.$val; + } + + $where = empty($where) ? '' : ' WHERE '.implode(' ', $where); + + if ( ! empty($like)) + { + $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like); + } + + return 'UPDATE '.$table.' SET '.implode(', ', $valstr) + .$where + .(count($orderby) > 0 ? ' ORDER BY '.implode(', ', $orderby) : '') + .($limit ? ' LIMIT '.$limit : ''); + } + + // -------------------------------------------------------------------- + + /** * Tests whether the string has an SQL operator * * @param string @@ -1019,7 +1160,21 @@ abstract class CI_DB_driver { */ protected function _has_operator($str) { - return (bool) preg_match('/(\s|<|>|!|=|IS NULL|IS NOT NULL)/i', trim($str)); + return (bool) preg_match('/(\s|<|>|!|=|IS NULL|IS NOT NULL|BETWEEN)/i', trim($str)); + } + + // -------------------------------------------------------------------- + + /** + * Returns the SQL string operator + * + * @param string + * @return string + */ + protected function _get_operator($str) + { + return preg_match('/(=|!|<|>| IS NULL| IS NOT NULL| BETWEEN)/i', $str, $match) + ? $match[1] : FALSE; } // -------------------------------------------------------------------- @@ -1033,7 +1188,7 @@ abstract class CI_DB_driver { */ public function call_function($function) { - $driver = ($this->dbdriver == 'postgre') ? 'pg_' : $this->dbdriver.'_'; + $driver = ($this->dbdriver === 'postgre') ? 'pg_' : $this->dbdriver.'_'; if (FALSE === strpos($driver, $function)) { @@ -1087,7 +1242,6 @@ abstract class CI_DB_driver { return $this->cache_on = FALSE; } - // -------------------------------------------------------------------- /** @@ -1152,7 +1306,7 @@ abstract class CI_DB_driver { { if ($this->conn_id) { - $this->_close($this->conn_id); + $this->_close(); $this->conn_id = FALSE; } } @@ -1160,6 +1314,20 @@ abstract class CI_DB_driver { // -------------------------------------------------------------------- /** + * Close DB Connection + * + * This method would be overriden by most of the drivers. + * + * @return void + */ + protected function _close() + { + $this->conn_id = FALSE; + } + + // -------------------------------------------------------------------- + + /** * Display an error message * * @param string the error message @@ -1174,13 +1342,13 @@ abstract class CI_DB_driver { $heading = $LANG->line('db_error_heading'); - if ($native == TRUE) + if ($native === TRUE) { $message = (array) $error; } else { - $message = ( ! is_array($error)) ? array(str_replace('%s', $swap, $LANG->line($error))) : $error; + $message = is_array($error) ? $error : array(str_replace('%s', $swap, $LANG->line($error))); } // Find the most likely culprit of the error by going through @@ -1189,10 +1357,16 @@ abstract class CI_DB_driver { $trace = debug_backtrace(); foreach ($trace as $call) { - if (isset($call['file']) && strpos($call['file'], BASEPATH.'database') === FALSE) + // We'll need this on Windows, as APPPATH and BASEPATH will always use forward slashes + if (DIRECTORY_SEPARATOR !== '/') + { + $call['file'] = str_replace('\\', '/', $call['file']); + } + + if (isset($call['file'], $call['class']) && strpos($call['file'], $basepath.'database') === FALSE && strpos($call['class'], 'Loader') !== FALSE) { // Found it - use a relative path for safety - $message[] = 'Filename: '.str_replace(array(BASEPATH, APPPATH), '', $call['file']); + $message[] = 'Filename: '.str_replace(array(APPPATH, BASEPATH), '', $call['file']); $message[] = 'Line Number: '.$call['line']; break; } @@ -1243,34 +1417,43 @@ abstract class CI_DB_driver { $escaped_array = array(); foreach ($item as $k => $v) { - $escaped_array[$this->protect_identifiers($k)] = $this->protect_identifiers($v); + $escaped_array[$this->protect_identifiers($k)] = $this->protect_identifiers($v, $prefix_single, $protect_identifiers, $field_exists); } return $escaped_array; } + // This is basically a bug fix for queries that use MAX, MIN, etc. + // If a parenthesis is found we know that we do not need to + // escape the data or add a prefix. There's probably a more graceful + // way to deal with this, but I'm not thinking of it -- Rick + if (strpos($item, '(') !== FALSE) + { + return $item; + } + // Convert tabs or multiple spaces into single spaces - $item = preg_replace('/[\t ]+/', ' ', $item); + $item = preg_replace('/\s+/', ' ', $item); // If the item has an alias declaration we remove it and set it aside. - // Basically we remove everything to the right of the first space - if (strpos($item, ' ') !== FALSE) + // Note: strripos() is used in order to support spaces in table names + if ($offset = strripos($item, ' AS ')) { - $alias = strstr($item, ' '); - $item = substr($item, 0, - strlen($alias)); + $alias = ($protect_identifiers) + ? substr($item, $offset, 4).$this->escape_identifiers(substr($item, $offset + 4)) + : substr($item, $offset); + $item = substr($item, 0, $offset); } - else + elseif ($offset = strrpos($item, ' ')) { - $alias = ''; + $alias = ($protect_identifiers) + ? ' '.$this->escape_identifiers(substr($item, $offset + 1)) + : substr($item, $offset); + $item = substr($item, 0, $offset); } - - // This is basically a bug fix for queries that use MAX, MIN, etc. - // If a parenthesis is found we know that we do not need to - // escape the data or add a prefix. There's probably a more graceful - // way to deal with this, but I'm not thinking of it -- Rick - if (strpos($item, '(') !== FALSE) + else { - return $item.$alias; + $alias = ''; } // Break the string apart if it contains periods, then insert the table prefix @@ -1302,7 +1485,7 @@ abstract class CI_DB_driver { } // Is there a table prefix defined in the config file? If not, no need to do anything - if ($this->dbprefix != '') + if ($this->dbprefix !== '') { // We now add the table prefix based on some logic. // Do we have 4 segments (hostname.database.table.column)? @@ -1326,13 +1509,13 @@ abstract class CI_DB_driver { // This flag is set when the supplied $item does not contain a field name. // This can happen when this function is being called from a JOIN. - if ($field_exists == FALSE) + if ($field_exists === FALSE) { $i++; } // Verify table prefix and replace if necessary - if ($this->swap_pre != '' && strpos($parts[$i], $this->swap_pre) === 0) + if ($this->swap_pre !== '' && strpos($parts[$i], $this->swap_pre) === 0) { $parts[$i] = preg_replace('/^'.$this->swap_pre.'(\S+?)/', $this->dbprefix.'\\1', $parts[$i]); } @@ -1355,15 +1538,15 @@ abstract class CI_DB_driver { } // Is there a table prefix? If not, no need to insert it - if ($this->dbprefix != '') + if ($this->dbprefix !== '') { // Verify table prefix and replace if necessary - if ($this->swap_pre != '' && strpos($item, $this->swap_pre) === 0) + if ($this->swap_pre !== '' && strpos($item, $this->swap_pre) === 0) { $item = preg_replace('/^'.$this->swap_pre.'(\S+?)/', $this->dbprefix.'\\1', $item); } // Do we prefix an item with no segments? - elseif ($prefix_single == TRUE && strpos($item, $this->dbprefix) !== 0) + elseif ($prefix_single === TRUE && strpos($item, $this->dbprefix) !== 0) { $item = $this->dbprefix.$item; } @@ -1381,8 +1564,7 @@ abstract class CI_DB_driver { /** * Dummy method that allows Query Builder class to be disabled - * - * This function is used extensively by every db driver. + * and keep count_all() working. * * @return void */ @@ -1393,4 +1575,4 @@ abstract class CI_DB_driver { } /* End of file DB_driver.php */ -/* Location: ./system/database/DB_driver.php */ +/* Location: ./system/database/DB_driver.php */
\ No newline at end of file diff --git a/system/database/DB_forge.php b/system/database/DB_forge.php index a519575f0..91f9d560c 100644 --- a/system/database/DB_forge.php +++ b/system/database/DB_forge.php @@ -72,6 +72,11 @@ abstract class CI_DB_forge { return ($this->db->db_debug) ? $this->db->display_error('db_unable_to_drop') : FALSE; } + if ( ! empty($this->db->data_cache['db_names'])) + { + $this->db->data_cache['db_names'][] = $db_name; + } + return TRUE; } @@ -85,7 +90,7 @@ abstract class CI_DB_forge { */ public function drop_database($db_name) { - if ($db_name == '') + if ($db_name === '') { show_error('A table name is required for that operation.'); return FALSE; @@ -99,6 +104,15 @@ abstract class CI_DB_forge { return ($this->db->db_debug) ? $this->db->display_error('db_unable_to_drop') : FALSE; } + if ( ! empty($this->db->data_cache['db_names'])) + { + $key = array_search(strtolower($db_name), array_map('strtolower', $this->db->data_cache['db_names']), TRUE); + if ($key !== FALSE) + { + unset($this->db->data_cache['db_names'][$key]); + } + } + return TRUE; } @@ -123,7 +137,7 @@ abstract class CI_DB_forge { return; } - if ($key == '') + if ($key === '') { show_error('Key information is required for that operation.'); } @@ -150,7 +164,7 @@ abstract class CI_DB_forge { */ public function add_field($field = '') { - if ($field == '') + if ($field === '') { show_error('Field information is required.'); } @@ -197,7 +211,7 @@ abstract class CI_DB_forge { */ public function create_table($table = '', $if_not_exists = FALSE) { - if ($table == '') + if ($table === '') { show_error('A table name is required for that operation.'); } @@ -209,7 +223,18 @@ abstract class CI_DB_forge { $sql = $this->_create_table($this->db->dbprefix.$table, $this->fields, $this->primary_keys, $this->keys, $if_not_exists); $this->_reset(); - return is_bool($sql) ? $sql : $this->db->query($sql); + + if (is_bool($sql)) + { + return $sql; + } + + if (($result = $this->db->query($sql)) !== FALSE && ! empty($this->db->data_cache['table_names'])) + { + $this->db->data_cache['table_names'][] = $this->db->dbprefix.$table; + } + + return $result; } // -------------------------------------------------------------------- @@ -222,7 +247,7 @@ abstract class CI_DB_forge { */ public function drop_table($table_name) { - if ($table_name == '') + if ($table_name === '') { return ($this->db->db_debug) ? $this->db->display_error('db_table_name_required') : FALSE; } @@ -231,7 +256,19 @@ abstract class CI_DB_forge { return ($this->db->db_debug) ? $this->db->display_error('db_unsuported_feature') : FALSE; } - return $this->db->query(sprintf($this->_drop_table, $this->db->escape_identifiers($this->db->dbprefix.$table_name))); + $result = $this->db->query(sprintf($this->_drop_table, $this->db->escape_identifiers($this->db->dbprefix.$table_name))); + + // Update table list cache + if ($result && ! empty($this->db->data_cache['table_names'])) + { + $key = array_search(strtolower($this->db->dbprefix.$table_name), array_map('strtolower', $this->db->data_cache['table_names']), TRUE); + if ($key !== FALSE) + { + unset($this->db->data_cache['table_names'][$key]); + } + } + + return $result; } // -------------------------------------------------------------------- @@ -245,7 +282,7 @@ abstract class CI_DB_forge { */ public function rename_table($table_name, $new_table_name) { - if ($table_name == '' OR $new_table_name == '') + if ($table_name === '' OR $new_table_name === '') { show_error('A table name is required for that operation.'); return FALSE; @@ -255,10 +292,21 @@ abstract class CI_DB_forge { return ($this->db->db_debug) ? $this->db->display_error('db_unsuported_feature') : FALSE; } - return $this->db->query(sprintf($this->_rename_table, + $result = $this->db->query(sprintf($this->_rename_table, $this->db->escape_identifiers($this->db->dbprefix.$table_name), $this->db->escape_identifiers($this->db->dbprefix.$new_table_name)) ); + + if ($result && ! empty($this->db->data_cache['table_names'])) + { + $key = array_search(strtolower($this->db->dbprefix.$table_name), array_map('strtolower', $this->db->data_cache['table_names']), TRUE); + if ($key !== FALSE) + { + $this->db->data_cache['table_names'][$key] = $this->db->dbprefix.$new_table_name; + } + } + + return $result; } // -------------------------------------------------------------------- @@ -273,7 +321,7 @@ abstract class CI_DB_forge { */ public function add_column($table = '', $field = array(), $after_field = '') { - if ($table == '') + if ($table === '') { show_error('A table name is required for that operation.'); } @@ -284,7 +332,7 @@ abstract class CI_DB_forge { { $this->add_field(array($k => $field[$k])); - if (count($this->fields) == 0) + if (count($this->fields) === 0) { show_error('Field information is required.'); } @@ -312,12 +360,12 @@ abstract class CI_DB_forge { */ public function drop_column($table = '', $column_name = '') { - if ($table == '') + if ($table === '') { show_error('A table name is required for that operation.'); } - if ($column_name == '') + if ($column_name === '') { show_error('A column name is required for that operation.'); } @@ -337,7 +385,7 @@ abstract class CI_DB_forge { */ public function modify_column($table = '', $field = array()) { - if ($table == '') + if ($table === '') { show_error('A table name is required for that operation.'); } diff --git a/system/database/DB_query_builder.php b/system/database/DB_query_builder.php index d0af66de1..479b7f24a 100644 --- a/system/database/DB_query_builder.php +++ b/system/database/DB_query_builder.php @@ -53,7 +53,6 @@ abstract class CI_DB_query_builder extends CI_DB_driver { protected $qb_keys = array(); protected $qb_limit = FALSE; protected $qb_offset = FALSE; - protected $qb_order = FALSE; protected $qb_orderby = array(); protected $qb_set = array(); protected $qb_wherein = array(); @@ -84,6 +83,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { * Generates the SELECT portion of the query * * @param string + * @param mixed * @return object */ public function select($select = '*', $escape = NULL) @@ -93,11 +93,14 @@ abstract class CI_DB_query_builder extends CI_DB_driver { $select = explode(',', $select); } + // If the escape value was not set will will base it on the global setting + is_bool($escape) OR $escape = $this->_protect_identifiers; + foreach ($select as $val) { $val = trim($val); - if ($val != '') + if ($val !== '') { $this->qb_select[] = $val; $this->qb_no_escape[] = $escape; @@ -194,7 +197,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { */ protected function _max_min_avg_sum($select = '', $alias = '', $type = 'MAX') { - if ( ! is_string($select) OR $select == '') + if ( ! is_string($select) OR $select === '') { $this->display_error('db_invalid_query'); } @@ -206,13 +209,13 @@ abstract class CI_DB_query_builder extends CI_DB_driver { show_error('Invalid function type: '.$type); } - if ($alias == '') + if ($alias === '') { $alias = $this->_create_alias_from_table(trim($select)); } - $sql = $this->protect_identifiers($type.'('.trim($select).')').' AS '.$this->protect_identifiers(trim($alias)); - + $sql = $this->protect_identifiers($type.'('.trim($select).')').' AS '.$this->escape_identifiers(trim($alias)); + $this->qb_select[] = $sql; $this->qb_no_escape[] = NULL; @@ -256,7 +259,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { */ public function distinct($val = TRUE) { - $this->qb_distinct = (is_bool($val)) ? $val : TRUE; + $this->qb_distinct = is_bool($val) ? $val : TRUE; return $this; } @@ -272,7 +275,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { */ public function from($from) { - foreach ((array)$from as $val) + foreach ((array) $from as $val) { if (strpos($val, ',') !== FALSE) { @@ -321,15 +324,16 @@ abstract class CI_DB_query_builder extends CI_DB_driver { * @param string * @param string the join condition * @param string the type of join + * @param string whether not to try to escape identifiers * @return object */ - public function join($table, $cond, $type = '') + public function join($table, $cond, $type = '', $escape = NULL) { - if ($type != '') + if ($type !== '') { $type = strtoupper(trim($type)); - if ( ! in_array($type, array('LEFT', 'RIGHT', 'OUTER', 'INNER', 'LEFT OUTER', 'RIGHT OUTER'))) + if ( ! in_array($type, array('LEFT', 'RIGHT', 'OUTER', 'INNER', 'LEFT OUTER', 'RIGHT OUTER'), TRUE)) { $type = ''; } @@ -343,14 +347,51 @@ abstract class CI_DB_query_builder extends CI_DB_driver { // in the protect_identifiers to know whether to add a table prefix $this->_track_aliases($table); - // Strip apart the condition and protect the identifiers - if (preg_match('/([\[\w\.]+)([\W\s]+)(.+)/', $cond, $match)) + is_bool($escape) OR $escape = $this->_protect_identifiers; + + // Split multiple conditions + if ($escape === TRUE && preg_match_all('/\sAND\s|\sOR\s/i', $cond, $m, PREG_OFFSET_CAPTURE)) { - $cond = $this->protect_identifiers($match[1]).$match[2].$this->protect_identifiers($match[3]); + $newcond = ''; + $m[0][] = array('', strlen($cond)); + + for ($i = 0, $c = count($m[0]), $s = 0; + $i < $c; + $s = $m[0][$i][1] + strlen($m[0][$i][0]), $i++) + { + $temp = substr($cond, $s, ($m[0][$i][1] - $s)); + + $newcond .= preg_match("/([\[\]\w\.'-]+)(\s*[^\"\[`'\w]+\s*)(.+)/i", $temp, $match) + ? $this->protect_identifiers($match[1]).$match[2].$this->protect_identifiers($match[3]) + : $temp; + + $newcond .= $m[0][$i][0]; + } + + $cond = ' ON '.$newcond; + } + // Split apart the condition and protect the identifiers + elseif ($escape === TRUE && preg_match("/([\[\]\w\.'-]+)(\s*[^\"\[`'\w]+\s*)(.+)/i", $cond, $match)) + { + $cond = ' ON '.$this->protect_identifiers($match[1]).$match[2].$this->protect_identifiers($match[3]); + } + elseif ( ! $this->_has_operator($cond)) + { + $cond = ' USING ('.($escape ? $this->escape_identifiers($cond) : $cond).')'; + } + else + { + $cond = ' ON '.$cond; + } + + // Do we want to escape the table name? + if ($escape === TRUE) + { + $table = $this->protect_identifiers($table, TRUE, NULL, FALSE); } // Assemble the JOIN statement - $this->qb_join[] = $join = $type.'JOIN '.$this->protect_identifiers($table, TRUE, NULL, FALSE).' ON '.$cond; + $this->qb_join[] = $join = $type.'JOIN '.$table.$cond; if ($this->qb_caching === TRUE) { @@ -371,9 +412,10 @@ abstract class CI_DB_query_builder extends CI_DB_driver { * * @param mixed * @param mixed + * @param bool * @return object */ - public function where($key, $value = NULL, $escape = TRUE) + public function where($key, $value = NULL, $escape = NULL) { return $this->_where($key, $value, 'AND ', $escape); } @@ -388,9 +430,10 @@ abstract class CI_DB_query_builder extends CI_DB_driver { * * @param mixed * @param mixed + * @param bool * @return object */ - public function or_where($key, $value = NULL, $escape = TRUE) + public function or_where($key, $value = NULL, $escape = NULL) { return $this->_where($key, $value, 'OR ', $escape); } @@ -405,26 +448,31 @@ abstract class CI_DB_query_builder extends CI_DB_driver { * @param mixed * @param mixed * @param string + * @param mixed * @return object */ protected function _where($key, $value = NULL, $type = 'AND ', $escape = NULL) { - $type = $this->_group_get_type($type); - if ( ! is_array($key)) { $key = array($key => $value); } // If the escape value was not set will will base it on the global setting - if ( ! is_bool($escape)) - { - $escape = $this->_protect_identifiers; - } + is_bool($escape) OR $escape = $this->_protect_identifiers; foreach ($key as $k => $v) { - $prefix = (count($this->qb_where) === 0 && count($this->qb_cache_where) === 0) ? '' : $type; + $prefix = (count($this->qb_where) === 0 && count($this->qb_cache_where) === 0) + ? $this->_group_get_type('') + : $this->_group_get_type($type); + + if ($escape === TRUE) + { + $k = (($op = $this->_get_operator($k)) !== FALSE) + ? $this->escape_identifiers(trim(substr($k, 0, strpos($k, $op)))).' '.strstr($k, $op) + : $this->escape_identifiers(trim($k)); + } if (is_null($v) && ! $this->_has_operator($k)) { @@ -436,7 +484,6 @@ abstract class CI_DB_query_builder extends CI_DB_driver { { if ($escape === TRUE) { - $k = $this->protect_identifiers($k, FALSE, $escape); $v = ' '.$this->escape($v); } @@ -445,10 +492,6 @@ abstract class CI_DB_query_builder extends CI_DB_driver { $k .= ' = '; } } - else - { - $k = $this->protect_identifiers($k, FALSE, $escape); - } $this->qb_where[] = $prefix.$k.$v; if ($this->qb_caching === TRUE) @@ -474,9 +517,9 @@ abstract class CI_DB_query_builder extends CI_DB_driver { * @param array The values searched on * @return object */ - public function where_in($key = NULL, $values = NULL) + public function where_in($key = NULL, $values = NULL, $escape = NULL) { - return $this->_where_in($key, $values); + return $this->_where_in($key, $values, FALSE, 'AND ', $escape); } // -------------------------------------------------------------------- @@ -491,9 +534,9 @@ abstract class CI_DB_query_builder extends CI_DB_driver { * @param array The values searched on * @return object */ - public function or_where_in($key = NULL, $values = NULL) + public function or_where_in($key = NULL, $values = NULL, $escape = NULL) { - return $this->_where_in($key, $values, FALSE, 'OR '); + return $this->_where_in($key, $values, FALSE, 'OR ', $escape); } // -------------------------------------------------------------------- @@ -508,9 +551,9 @@ abstract class CI_DB_query_builder extends CI_DB_driver { * @param array The values searched on * @return object */ - public function where_not_in($key = NULL, $values = NULL) + public function where_not_in($key = NULL, $values = NULL, $escape = NULL) { - return $this->_where_in($key, $values, TRUE); + return $this->_where_in($key, $values, TRUE, 'AND ', $escape); } // -------------------------------------------------------------------- @@ -525,9 +568,9 @@ abstract class CI_DB_query_builder extends CI_DB_driver { * @param array The values searched on * @return object */ - public function or_where_not_in($key = NULL, $values = NULL) + public function or_where_not_in($key = NULL, $values = NULL, $escape = NULL) { - return $this->_where_in($key, $values, TRUE, 'OR '); + return $this->_where_in($key, $values, TRUE, 'OR ', $escape); } // -------------------------------------------------------------------- @@ -543,20 +586,20 @@ abstract class CI_DB_query_builder extends CI_DB_driver { * @param string * @return object */ - protected function _where_in($key = NULL, $values = NULL, $not = FALSE, $type = 'AND ') + protected function _where_in($key = NULL, $values = NULL, $not = FALSE, $type = 'AND ', $escape = NULL) { if ($key === NULL OR $values === NULL) { - return; + return $this; } - $type = $this->_group_get_type($type); - if ( ! is_array($values)) { $values = array($values); } + is_bool($escape) OR $escape = $this->_protect_identifiers; + $not = ($not) ? ' NOT' : ''; foreach ($values as $value) @@ -564,8 +607,13 @@ abstract class CI_DB_query_builder extends CI_DB_driver { $this->qb_wherein[] = $this->escape($value); } - $prefix = (count($this->qb_where) === 0) ? '' : $type; - $this->qb_where[] = $where_in = $prefix.$this->protect_identifiers($key).$not.' IN ('.implode(', ', $this->qb_wherein).') '; + if ($escape === TRUE) + { + $key = $this->escape_identifiers(trim($key)); + } + + $prefix = (count($this->qb_where) === 0) ? $this->_group_get_type('') : $this->_group_get_type($type); + $this->qb_where[] = $where_in = $prefix.$key.$not.' IN ('.implode(', ', $this->qb_wherein).') '; if ($this->qb_caching === TRUE) { @@ -660,8 +708,6 @@ abstract class CI_DB_query_builder extends CI_DB_driver { */ protected function _like($field, $match = '', $type = 'AND ', $side = 'both', $not = '') { - $type = $this->_group_get_type($type); - if ( ! is_array($field)) { $field = array($field => $match); @@ -670,28 +716,28 @@ abstract class CI_DB_query_builder extends CI_DB_driver { foreach ($field as $k => $v) { $k = $this->protect_identifiers($k); - $prefix = (count($this->qb_like) === 0) ? '' : $type; + $prefix = (count($this->qb_like) === 0) ? $this->_group_get_type('') : $this->_group_get_type($type); $v = $this->escape_like_str($v); if ($side === 'none') { - $like_statement = $prefix." $k $not LIKE '{$v}'"; + $like_statement = "{$prefix} $k $not LIKE '{$v}'"; } elseif ($side === 'before') { - $like_statement = $prefix." $k $not LIKE '%{$v}'"; + $like_statement = "{$prefix} $k $not LIKE '%{$v}'"; } elseif ($side === 'after') { - $like_statement = $prefix." $k $not LIKE '{$v}%'"; + $like_statement = "{$prefix} $k $not LIKE '{$v}%'"; } else { - $like_statement = $prefix." $k $not LIKE '%{$v}%'"; + $like_statement = "{$prefix} $k $not LIKE '%{$v}%'"; } // some platforms require an escape sequence definition for LIKE wildcards - if ($this->_like_escape_str != '') + if ($this->_like_escape_str !== '') { $like_statement = $like_statement.sprintf($this->_like_escape_str, $this->_like_escape_chr); } @@ -829,7 +875,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { { $val = trim($val); - if ($val != '') + if ($val !== '') { $this->qb_groupby[] = $val = $this->protect_identifiers($val); @@ -853,9 +899,10 @@ abstract class CI_DB_query_builder extends CI_DB_driver { * * @param string * @param string + * @param bool * @return object */ - public function having($key, $value = '', $escape = TRUE) + public function having($key, $value = '', $escape = NULL) { return $this->_having($key, $value, 'AND ', $escape); } @@ -869,9 +916,10 @@ abstract class CI_DB_query_builder extends CI_DB_driver { * * @param string * @param string + * @param bool * @return object */ - public function or_having($key, $value = '', $escape = TRUE) + public function or_having($key, $value = '', $escape = NULL) { return $this->_having($key, $value, 'OR ', $escape); } @@ -885,30 +933,33 @@ abstract class CI_DB_query_builder extends CI_DB_driver { * * @param string * @param string + * @param string + * @param bool * @return object */ - protected function _having($key, $value = '', $type = 'AND ', $escape = TRUE) + protected function _having($key, $value = '', $type = 'AND ', $escape = NULL) { if ( ! is_array($key)) { $key = array($key => $value); } + is_bool($escape) OR $escape = $this->_protect_identifiers; + foreach ($key as $k => $v) { $prefix = (count($this->qb_having) === 0) ? '' : $type; - if ($escape === TRUE) - { - $k = $this->protect_identifiers($k); - } + $k = $this->_has_operator($k) + ? $this->protect_identifiers(substr($k, 0, strpos(rtrim($k), ' ')), FALSE, $escape).strchr(rtrim($k), ' ') + : $this->protect_identifiers($k, FALSE, $escape); if ( ! $this->_has_operator($k)) { $k .= ' = '; } - if ($v != '') + if ($v !== '') { $v = ' '.$this->escape($v); } @@ -934,20 +985,21 @@ abstract class CI_DB_query_builder extends CI_DB_driver { * @param bool enable field name escaping * @return object */ - public function order_by($orderby, $direction = '', $escape = TRUE) + public function order_by($orderby, $direction = '', $escape = NULL) { if (strtolower($direction) === 'random') { $orderby = ''; // Random results want or don't need a field name $direction = $this->_random_keyword; } - elseif (trim($direction) != '') + elseif (trim($direction) !== '') { - $direction = (in_array(strtoupper(trim($direction)), array('ASC', 'DESC'), TRUE)) ? ' '.$direction : ' ASC'; + $direction = in_array(strtoupper(trim($direction)), array('ASC', 'DESC'), TRUE) ? ' '.$direction : ' ASC'; } + is_bool($escape) OR $escape = $this->_protect_identifiers; - if ((strpos($orderby, ',') !== FALSE) && $escape === TRUE) + if ($escape === TRUE && strpos($orderby, ',') !== FALSE) { $temp = array(); foreach (explode(',', $orderby) as $part) @@ -955,7 +1007,9 @@ abstract class CI_DB_query_builder extends CI_DB_driver { $part = trim($part); if ( ! in_array($part, $this->qb_aliased_tables)) { - $part = $this->protect_identifiers(trim($part)); + $part = preg_match('/^(.+)\s+(ASC|DESC)$/i', $part, $matches) + ? $this->protect_identifiers(rtrim($matches[1])).' '.$matches[2] + : $this->protect_identifiers($part); } $temp[] = $part; @@ -963,12 +1017,11 @@ abstract class CI_DB_query_builder extends CI_DB_driver { $orderby = implode(', ', $temp); } - elseif ($direction != $this->_random_keyword) + elseif ($direction !== $this->_random_keyword && $escape === TRUE) { - if ($escape === TRUE) - { - $orderby = $this->protect_identifiers($orderby); - } + $orderby = preg_match('/^(.+)\s+(ASC|DESC)$/i', $orderby, $matches) + ? $this->protect_identifiers(rtrim($matches[1])).' '.$matches[2] + : $this->protect_identifiers($orderby); } $this->qb_orderby[] = $orderby_statement = $orderby.$direction; @@ -993,12 +1046,8 @@ abstract class CI_DB_query_builder extends CI_DB_driver { */ public function limit($value, $offset = NULL) { - $this->qb_limit = (int) $value; - - if ( ! is_null($offset)) - { - $this->qb_offset = (int) $offset; - } + is_null($value) OR $this->qb_limit = (int) $value; + empty($offset) OR $this->qb_offset = (int) $offset; return $this; } @@ -1013,21 +1062,40 @@ abstract class CI_DB_query_builder extends CI_DB_driver { */ public function offset($offset) { - $this->qb_offset = (int) $offset; + empty($offset) OR $this->qb_offset = (int) $offset; return $this; } // -------------------------------------------------------------------- /** - * The "set" function. Allows key/value pairs to be set for inserting or updating + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @param string the sql query string + * @param int the number of rows to limit the query to + * @param int the offset value + * @return string + */ + protected function _limit($sql, $limit, $offset) + { + return $sql.' LIMIT '.($offset ? $offset.', ' : '').$limit; + } + + // -------------------------------------------------------------------- + + /** + * The "set" function. + * + * Allows key/value pairs to be set for inserting or updating * * @param mixed * @param string * @param bool * @return object */ - public function set($key, $value = '', $escape = TRUE) + public function set($key, $value = '', $escape = NULL) { $key = $this->_object_to_array($key); @@ -1036,16 +1104,12 @@ abstract class CI_DB_query_builder extends CI_DB_driver { $key = array($key => $value); } + is_bool($escape) OR $escape = $this->_protect_identifiers; + foreach ($key as $k => $v) { - if ($escape === FALSE) - { - $this->qb_set[$this->protect_identifiers($k)] = $v; - } - else - { - $this->qb_set[$this->protect_identifiers($k, FALSE, TRUE)] = $this->escape($v); - } + $this->qb_set[$this->protect_identifiers($k, FALSE, $escape)] = ($escape) + ? $this->escape($v) : $v; } return $this; @@ -1064,13 +1128,13 @@ abstract class CI_DB_query_builder extends CI_DB_driver { */ public function get_compiled_select($table = '', $reset = TRUE) { - if ($table != '') + if ($table !== '') { $this->_track_aliases($table); $this->from($table); } - $select = $this->_compile_select(); + $select = $this->_compile_select(); if ($reset === TRUE) { @@ -1093,15 +1157,15 @@ abstract class CI_DB_query_builder extends CI_DB_driver { * @param string the offset clause * @return object */ - public function get($table = '', $limit = null, $offset = null) + public function get($table = '', $limit = NULL, $offset = NULL) { - if ($table != '') + if ($table !== '') { $this->_track_aliases($table); $this->from($table); } - if ( ! is_null($limit)) + if ( ! empty($limit)) { $this->limit($limit, $offset); } @@ -1111,6 +1175,8 @@ abstract class CI_DB_query_builder extends CI_DB_driver { return $result; } + // -------------------------------------------------------------------- + /** * "Count All Results" query * @@ -1122,7 +1188,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { */ public function count_all_results($table = '') { - if ($table != '') + if ($table !== '') { $this->_track_aliases($table); $this->from($table); @@ -1139,6 +1205,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { $row = $result->row(); return (int) $row->numrows; } + // -------------------------------------------------------------------- /** @@ -1151,9 +1218,9 @@ abstract class CI_DB_query_builder extends CI_DB_driver { * @param string the offset clause * @return object */ - public function get_where($table = '', $where = null, $limit = null, $offset = null) + public function get_where($table = '', $where = NULL, $limit = NULL, $offset = NULL) { - if ($table != '') + if ($table !== '') { $this->from($table); } @@ -1163,7 +1230,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { $this->where($where); } - if ( ! is_null($limit)) + if ( ! empty($limit)) { $this->limit($limit, $offset); } @@ -1201,7 +1268,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { return FALSE; } - if ($table == '') + if ($table === '') { if ( ! isset($this->qb_from[0])) { @@ -1248,7 +1315,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { * @param bool * @return object */ - public function set_insert_batch($key, $value = '', $escape = TRUE) + public function set_insert_batch($key, $value = '', $escape = NULL) { $key = $this->_object_to_array_batch($key); @@ -1257,6 +1324,8 @@ abstract class CI_DB_query_builder extends CI_DB_driver { $key = array($key => $value); } + is_bool($escape) OR $escape = $this->_protect_identifiers; + $keys = array_keys($this->_object_to_array(current($key))); sort($keys); @@ -1272,11 +1341,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { ksort($row); // puts $row in the same order as our keys - if ($escape === FALSE) - { - $this->qb_set[] = '('.implode(',', $row).')'; - } - else + if ($escape !== FALSE) { $clean = array(); foreach ($row as $value) @@ -1284,13 +1349,15 @@ abstract class CI_DB_query_builder extends CI_DB_driver { $clean[] = $this->escape($value); } - $this->qb_set[] = '('.implode(',', $clean).')'; + $row = $clean; } + + $this->qb_set[] = '('.implode(',', $row).')'; } foreach ($keys as $k) { - $this->qb_keys[] = $this->protect_identifiers($k); + $this->qb_keys[] = $this->protect_identifiers($k, FALSE, $escape); } return $this; @@ -1368,23 +1435,6 @@ abstract class CI_DB_query_builder extends CI_DB_driver { // -------------------------------------------------------------------- /** - * Insert statement - * - * Generates a platform-specific insert string from the supplied data - * - * @param string the table name - * @param array the insert keys - * @param array the insert values - * @return string - */ - protected function _insert($table, $keys, $values) - { - return 'INSERT INTO '.$table.' ('.implode(', ', $keys).') VALUES ('.implode(', ', $values).')'; - } - - // -------------------------------------------------------------------- - - /** * Validate Insert * * This method is used by both insert() and get_compiled_insert() to @@ -1401,16 +1451,13 @@ abstract class CI_DB_query_builder extends CI_DB_driver { return ($this->db_debug) ? $this->display_error('db_must_use_set') : FALSE; } - if ($table == '') + if ($table !== '') { - if ( ! isset($this->qb_from[0])) - { - return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE; - } + $this->qb_from[0] = $table; } - else + elseif ( ! isset($this->qb_from[0])) { - $this->qb_from[0] = $table; + return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE; } return TRUE; @@ -1439,7 +1486,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { return ($this->db_debug) ? $this->display_error('db_must_use_set') : FALSE; } - if ($table == '') + if ($table === '') { if ( ! isset($this->qb_from[0])) { @@ -1475,6 +1522,24 @@ abstract class CI_DB_query_builder extends CI_DB_driver { // -------------------------------------------------------------------- /** + * From Tables + * + * This public function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @param array + * @return string + */ + protected function _from_tables($tables) + { + is_array($tables) OR $tables = array($tables); + + return (count($tables) === 1) ? $tables[0] : '('.implode(', ', $tables).')'; + } + + // -------------------------------------------------------------------- + + /** * Get UPDATE query string * * Compiles an update query and returns the sql @@ -1530,12 +1595,12 @@ abstract class CI_DB_query_builder extends CI_DB_driver { return FALSE; } - if ($where != NULL) + if ($where !== NULL) { $this->where($where); } - if ($limit != NULL) + if ( ! empty($limit)) { $this->limit($limit); } @@ -1549,41 +1614,6 @@ abstract class CI_DB_query_builder extends CI_DB_driver { // -------------------------------------------------------------------- /** - * Update statement - * - * Generates a platform-specific update string from the supplied data - * - * @param string the table name - * @param array the update data - * @param array the where clause - * @param array the orderby clause - * @param array the limit clause - * @param array the like clause - * @return string - */ - protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array()) - { - foreach ($values as $key => $val) - { - $valstr[] = $key.' = '.$val; - } - - $where = empty($where) ? '' : ' WHERE '.implode(' ', $where); - - if ( ! empty($like)) - { - $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like); - } - - return 'UPDATE '.$table.' SET '.implode(', ', $valstr) - .$where - .(count($orderby) > 0 ? ' ORDER BY '.implode(', ', $orderby) : '') - .($limit ? ' LIMIT '.$limit : ''); - } - - // -------------------------------------------------------------------- - - /** * Validate Update * * This method is used by both update() and get_compiled_update() to @@ -1595,21 +1625,18 @@ abstract class CI_DB_query_builder extends CI_DB_driver { */ protected function _validate_update($table = '') { - if (count($this->qb_set) == 0) + if (count($this->qb_set) === 0) { return ($this->db_debug) ? $this->display_error('db_must_use_set') : FALSE; } - if ($table == '') + if ($table !== '') { - if ( ! isset($this->qb_from[0])) - { - return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE; - } + $this->qb_from[0] = $table; } - else + elseif ( ! isset($this->qb_from[0])) { - $this->qb_from[0] = $table; + return ($this->db_debug) ? $this->display_error('db_must_set_table') : FALSE; } return TRUE; @@ -1647,7 +1674,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { return ($this->db_debug) ? $this->display_error('db_must_use_set') : FALSE; } - if ($table == '') + if ($table === '') { if ( ! isset($this->qb_from[0])) { @@ -1677,7 +1704,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { * @param bool * @return object */ - public function set_update_batch($key, $index = '', $escape = TRUE) + public function set_update_batch($key, $index = '', $escape = NULL) { $key = $this->_object_to_array_batch($key); @@ -1686,25 +1713,23 @@ abstract class CI_DB_query_builder extends CI_DB_driver { // @todo error } + is_bool($escape) OR $escape = $this->_protect_identifiers; + foreach ($key as $k => $v) { $index_set = FALSE; $clean = array(); foreach ($v as $k2 => $v2) { - if ($k2 == $index) + if ($k2 === $index) { $index_set = TRUE; } - else - { - $not[] = $k.'-'.$v; - } - $clean[$this->protect_identifiers($k2)] = ($escape === FALSE) ? $v2 : $this->escape($v2); + $clean[$this->protect_identifiers($k2, FALSE, $escape)] = ($escape === FALSE) ? $v2 : $this->escape($v2); } - if ($index_set == FALSE) + if ($index_set === FALSE) { return $this->display_error('db_batch_missing_index'); } @@ -1727,7 +1752,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { */ public function empty_table($table = '') { - if ($table == '') + if ($table === '') { if ( ! isset($this->qb_from[0])) { @@ -1760,7 +1785,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { */ public function truncate($table = '') { - if ($table == '') + if ($table === '') { if ( ! isset($this->qb_from[0])) { @@ -1834,7 +1859,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { // Combine any cached components with the current statements $this->_merge_cache(); - if ($table == '') + if ($table === '') { if ( ! isset($this->qb_from[0])) { @@ -1858,12 +1883,12 @@ abstract class CI_DB_query_builder extends CI_DB_driver { $table = $this->protect_identifiers($table, TRUE, NULL, FALSE); } - if ($where != '') + if ($where !== '') { $this->where($where); } - if ($limit != NULL) + if ( ! empty($limit)) { $this->limit($limit); } @@ -1904,7 +1929,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { return 'DELETE FROM '.$table .(count($conditions) > 0 ? ' WHERE '.implode(' AND ', $conditions) : '') - .($limit ? ' LIMIT '.$limit : ''); + .($limit ? ' LIMIT '.(int) $limit : ''); } // -------------------------------------------------------------------- @@ -1919,7 +1944,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { */ public function dbprefix($table = '') { - if ($table == '') + if ($table === '') { $this->display_error('db_table_name_required'); } @@ -1974,7 +1999,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { if (strpos($table, ' ') !== FALSE) { // if the alias is written with the AS keyword, remove it - $table = preg_replace('/ AS /i', ' ', $table); + $table = preg_replace('/\s+AS\s+/i', ' ', $table); // Grab the alias $table = trim(strrchr($table, ' ')); @@ -2077,10 +2102,6 @@ abstract class CI_DB_query_builder extends CI_DB_driver { if (count($this->qb_orderby) > 0) { $sql .= "\nORDER BY ".implode(', ', $this->qb_orderby); - if ($this->qb_order !== FALSE) - { - $sql .= ($this->qb_order == 'desc') ? ' DESC' : ' ASC'; - } } // Write the "LIMIT" portion of the query @@ -2102,7 +2123,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { * @param object * @return array */ - public function _object_to_array($object) + protected function _object_to_array($object) { if ( ! is_object($object)) { @@ -2113,7 +2134,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { foreach (get_object_vars($object) as $key => $val) { // There are some built in keys we need to ignore for this conversion - if ( ! is_object($val) && ! is_array($val) && $key != '_parent_name') + if ( ! is_object($val) && ! is_array($val) && $key !== '_parent_name') { $array[$key] = $val; } @@ -2132,7 +2153,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { * @param object * @return array */ - public function _object_to_array_batch($object) + protected function _object_to_array_batch($object) { if ( ! is_object($object)) { @@ -2310,8 +2331,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { 'qb_no_escape' => array(), 'qb_distinct' => FALSE, 'qb_limit' => FALSE, - 'qb_offset' => FALSE, - 'qb_order' => FALSE + 'qb_offset' => FALSE ) ); } @@ -2334,8 +2354,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { 'qb_like' => array(), 'qb_orderby' => array(), 'qb_keys' => array(), - 'qb_limit' => FALSE, - 'qb_order' => FALSE + 'qb_limit' => FALSE ) ); } diff --git a/system/database/DB_result.php b/system/database/DB_result.php index 196febe2c..d44df6c02 100644 --- a/system/database/DB_result.php +++ b/system/database/DB_result.php @@ -38,32 +38,74 @@ */ class CI_DB_result { - public $conn_id = NULL; - public $result_id = NULL; + public $conn_id; + public $result_id; public $result_array = array(); public $result_object = array(); public $custom_result_object = array(); public $current_row = 0; - public $num_rows = 0; - public $row_data = NULL; + public $num_rows; + public $row_data; + /** + * Constructor + * + * @param object + * @return void + */ public function __construct(&$driver_object) { $this->conn_id = $driver_object->conn_id; $this->result_id = $driver_object->result_id; } + // -------------------------------------------------------------------- + /** - * Query result. Acts as a wrapper function for the following functions. + * Number of rows in the result set * - * @param string can be "object" or "array" - * @return object + * @return int + */ + public function num_rows() + { + if (is_int($this->num_rows)) + { + return $this->num_rows; + } + elseif (count($this->result_array) > 0) + { + return $this->num_rows = count($this->result_array); + } + elseif (count($this->result_object) > 0) + { + return $this->num_rows = count($this->result_object); + } + + return $this->num_rows = count($this->result_array()); + } + + // -------------------------------------------------------------------- + + /** + * Query result. Acts as a wrapper function for the following functions. + * + * @param string 'object', 'array' or a custom class name + * @return array */ public function result($type = 'object') { - if ($type === 'array') return $this->result_array(); - elseif ($type === 'object') return $this->result_object(); - else return $this->custom_result_object($type); + if ($type === 'array') + { + return $this->result_array(); + } + elseif ($type === 'object') + { + return $this->result_object(); + } + else + { + return $this->custom_result_object($type); + } } // -------------------------------------------------------------------- @@ -76,33 +118,50 @@ class CI_DB_result { */ public function custom_result_object($class_name) { - if (array_key_exists($class_name, $this->custom_result_object)) + if (isset($this->custom_result_object[$class_name])) { return $this->custom_result_object[$class_name]; } - - if ($this->result_id === FALSE OR $this->num_rows() == 0) + elseif ( ! $this->result_id OR $this->num_rows === 0) { return array(); } - // add the data to the object - $this->_data_seek(0); - $result_object = array(); + // Don't fetch the result set again if we already have it + $_data = NULL; + if (($c = count($this->result_array)) > 0) + { + $_data = 'result_array'; + } + elseif (($c = count($this->result_object)) > 0) + { + $_data = 'result_object'; + } - while ($row = $this->_fetch_object()) + if ($_data !== NULL) { - $object = new $class_name(); - foreach ($row as $key => $value) + for ($i = 0; $i < $c; $i++) { - $object->$key = $value; + $this->custom_result_object[$class_name][$i] = new $class_name(); + + foreach ($this->{$_data}[$i] as $key => $value) + { + $this->custom_result_object[$class_name][$i]->$key = $value; + } } - $result_object[] = $object; + return $this->custom_result_object[$class_name]; + } + + $this->_data_seek(0); + $this->custom_result_object[$class_name] = array(); + + while ($row = $this->_fetch_object($class_name)) + { + $this->custom_result_object[$class_name][] = $row; } - // return the array - return $this->custom_result_object[$class_name] = $result_object; + return $this->custom_result_object[$class_name]; } // -------------------------------------------------------------------- @@ -119,14 +178,24 @@ class CI_DB_result { return $this->result_object; } - // In the event that query caching is on the result_id variable - // will return FALSE since there isn't a valid SQL resource so - // we'll simply return an empty array. - if ($this->result_id === FALSE OR $this->num_rows() == 0) + // In the event that query caching is on, the result_id variable + // will not be a valid resource so we'll simply return an empty + // array. + if ( ! $this->result_id OR $this->num_rows === 0) { return array(); } + if (($c = count($this->result_array)) > 0) + { + for ($i = 0; $i < $c; $i++) + { + $this->result_object[$i] = (object) $this->result_array[$i]; + } + + return $this->result_object; + } + $this->_data_seek(0); while ($row = $this->_fetch_object()) { @@ -139,7 +208,7 @@ class CI_DB_result { // -------------------------------------------------------------------- /** - * Query result. "array" version. + * Query result. "array" version. * * @return array */ @@ -150,14 +219,24 @@ class CI_DB_result { return $this->result_array; } - // In the event that query caching is on the result_id variable - // will return FALSE since there isn't a valid SQL resource so - // we'll simply return an empty array. - if ($this->result_id === FALSE OR $this->num_rows() == 0) + // In the event that query caching is on, the result_id variable + // will not be a valid resource so we'll simply return an empty + // array. + if ( ! $this->result_id OR $this->num_rows === 0) { return array(); } + if (($c = count($this->result_object)) > 0) + { + for ($i = 0; $i < $c; $i++) + { + $this->result_array[$i] = (array) $this->result_object[$i]; + } + + return $this->result_array; + } + $this->_data_seek(0); while ($row = $this->_fetch_assoc()) { @@ -224,7 +303,7 @@ class CI_DB_result { return; } - if ($key != '' && ! is_null($value)) + if ($key !== '' && ! is_null($value)) { $this->row_data[$key] = $value; } @@ -239,20 +318,23 @@ class CI_DB_result { */ public function custom_row_object($n, $type) { - $result = $this->custom_result_object($type); - if (count($result) === 0) + isset($this->custom_result_object[$type]) OR $this->custom_result_object($type); + + if (count($this->custom_result_object[$type]) === 0) { - return $result; + return NULL; } - if ($n != $this->current_row && isset($result[$n])) + if ($n !== $this->current_row && isset($this->custom_result_object[$type][$n])) { $this->current_row = $n; } - return $result[$this->current_row]; + return $this->custom_result_object[$type][$this->current_row]; } + // -------------------------------------------------------------------- + /** * Returns a single result row - object version * @@ -263,10 +345,10 @@ class CI_DB_result { $result = $this->result_object(); if (count($result) === 0) { - return $result; + return NULL; } - if ($n != $this->current_row && isset($result[$n])) + if ($n !== $this->current_row && isset($result[$n])) { $this->current_row = $n; } @@ -286,10 +368,10 @@ class CI_DB_result { $result = $this->result_array(); if (count($result) === 0) { - return $result; + return NULL; } - if ($n != $this->current_row && isset($result[$n])) + if ($n !== $this->current_row && isset($result[$n])) { $this->current_row = $n; } @@ -307,7 +389,7 @@ class CI_DB_result { public function first_row($type = 'object') { $result = $this->result($type); - return (count($result) === 0) ? $result : $result[0]; + return (count($result) === 0) ? NULL : $result[0]; } // -------------------------------------------------------------------- @@ -320,7 +402,7 @@ class CI_DB_result { public function last_row($type = 'object') { $result = $this->result($type); - return (count($result) === 0) ? $result : $result[count($result) - 1]; + return (count($result) === 0) ? NULL : $result[count($result) - 1]; } // -------------------------------------------------------------------- @@ -335,7 +417,7 @@ class CI_DB_result { $result = $this->result($type); if (count($result) === 0) { - return $result; + return NULL; } if (isset($result[$this->current_row + 1])) @@ -358,7 +440,7 @@ class CI_DB_result { $result = $this->result($type); if (count($result) === 0) { - return $result; + return NULL; } if (isset($result[$this->current_row - 1])) @@ -371,6 +453,28 @@ class CI_DB_result { // -------------------------------------------------------------------- /** + * Returns an unbuffered row and move pointer to next row + * + * @param string 'array', 'object' or a custom class name + * @return mixed either a result object or array + */ + public function unbuffered_row($type = 'object') + { + if ($type === 'array') + { + return $this->_fetch_assoc(); + } + elseif ($type === 'object') + { + return $this->_fetch_object(); + } + + return $this->_fetch_object($type); + } + + // -------------------------------------------------------------------- + + /** * The following functions are normally overloaded by the identically named * methods in the platform-specific driver -- except when query caching * is used. When caching is enabled we do not load the other driver. @@ -379,7 +483,6 @@ class CI_DB_result { * operational due to the unavailability of the database resource IDs with * cached results. */ - public function num_rows() { return $this->num_rows; } public function num_fields() { return 0; } public function list_fields() { return array(); } public function field_data() { return array(); } diff --git a/system/database/DB_utility.php b/system/database/DB_utility.php index 587dfdc01..6a3b40779 100644 --- a/system/database/DB_utility.php +++ b/system/database/DB_utility.php @@ -35,7 +35,6 @@ abstract class CI_DB_utility extends CI_DB_forge { public $db; - public $data_cache = array(); // Platform specific SQL strings // Just setting those defaults to FALSE as they are mostly MySQL-specific @@ -60,29 +59,29 @@ abstract class CI_DB_utility extends CI_DB_forge { public function list_databases() { // Is there a cached result? - if (isset($this->data_cache['db_names'])) + if (isset($this->db->data_cache['db_names'])) { - return $this->data_cache['db_names']; + return $this->db->data_cache['db_names']; } elseif ($this->_list_databases === FALSE) { return ($this->db->db_debug) ? $this->db->display_error('db_unsuported_feature') : FALSE; } - $this->data_cache['db_names'] = array(); + $this->db->data_cache['db_names'] = array(); $query = $this->db->query($this->_list_databases); if ($query === FALSE) { - return $this->data_cache['db_names']; + return $this->db->data_cache['db_names']; } for ($i = 0, $c = count($query); $i < $c; $i++) { - $this->data_cache['db_names'] = current($query[$i]); + $this->db->data_cache['db_names'] = current($query[$i]); } - return $this->data_cache['db_names']; + return $this->db->data_cache['db_names']; } // -------------------------------------------------------------------- @@ -212,7 +211,7 @@ abstract class CI_DB_utility extends CI_DB_forge { $out = rtrim($out).$newline; // Next blast through the result array and build out the rows - foreach ($query->result_array() as $row) + while ($row = $query->unbuffered_row('array')) { foreach ($row as $item) { @@ -258,7 +257,7 @@ abstract class CI_DB_utility extends CI_DB_forge { // Generate the result $xml = '<'.$root.'>'.$newline; - foreach ($query->result_array() as $row) + while ($row = $query->unbuffered_row()) { $xml .= $tab.'<'.$element.'>'.$newline; foreach ($row as $key => $val) @@ -343,7 +342,7 @@ abstract class CI_DB_utility extends CI_DB_forge { if ($prefs['format'] === 'zip') { // Set the filename if not provided (only needed with Zip files) - if ($prefs['filename'] == '') + if ($prefs['filename'] === '') { $prefs['filename'] = (count($prefs['tables']) === 1 ? $prefs['tables'] : $this->db->database) .date('Y-m-d_H-i', time()).'.sql'; @@ -369,7 +368,7 @@ abstract class CI_DB_utility extends CI_DB_forge { $CI->zip->add_data($prefs['filename'], $this->_backup($prefs)); return $CI->zip->get_zip(); } - elseif ($prefs['format'] == 'txt') // Was a text file requested? + elseif ($prefs['format'] === 'txt') // Was a text file requested? { return $this->_backup($prefs); } diff --git a/system/database/drivers/cubrid/cubrid_driver.php b/system/database/drivers/cubrid/cubrid_driver.php index 1373faa88..28724e0e8 100644 --- a/system/database/drivers/cubrid/cubrid_driver.php +++ b/system/database/drivers/cubrid/cubrid_driver.php @@ -45,16 +45,6 @@ class CI_DB_cubrid_driver extends CI_DB { // The character used for escaping - no need in CUBRID protected $_escape_char = '`'; - // clause and character used for LIKE escape sequences - not used in CUBRID - protected $_like_escape_str = ''; - protected $_like_escape_chr = ''; - - /** - * The syntax to count rows is slightly different across different - * database engines, so this string appears in each driver and is - * used for the count_all() and count_all_results() functions. - */ - protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword = ' RAND()'; // database specific random keyword // CUBRID-specific properties @@ -74,10 +64,12 @@ class CI_DB_cubrid_driver extends CI_DB { else { // If no port is defined by the user, use the default value - $this->port == '' OR $this->port = 33000; + empty($this->port) OR $this->port = 33000; } } + // -------------------------------------------------------------------- + /** * Non-persistent database connection * @@ -329,35 +321,6 @@ class CI_DB_cubrid_driver extends CI_DB { // -------------------------------------------------------------------- /** - * "Count All" query - * - * Generates a platform-specific query string that counts all records in - * the specified table - * - * @param string - * @return int - */ - public function count_all($table = '') - { - if ($table == '') - { - return 0; - } - - $query = $this->query($this->_count_string.$this->protect_identifiers('numrows').' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE)); - if ($query->num_rows() == 0) - { - return 0; - } - - $query = $query->row(); - $this->_reset_select(); - return (int) $query->numrows; - } - - // -------------------------------------------------------------------- - - /** * List table query * * Generates a platform-specific query string so that the table names can be fetched @@ -369,7 +332,7 @@ class CI_DB_cubrid_driver extends CI_DB { { $sql = 'SHOW TABLES'; - if ($prefix_limit !== FALSE && $this->dbprefix != '') + if ($prefix_limit !== FALSE && $this->dbprefix !== '') { return $sql." LIKE '".$this->escape_like_str($this->dbprefix)."%'"; } @@ -425,27 +388,6 @@ class CI_DB_cubrid_driver extends CI_DB { // -------------------------------------------------------------------- /** - * From Tables - * - * This function implicitly groups FROM tables so there is no confusion - * about operator precedence in harmony with SQL standards - * - * @param array - * @return string - */ - protected function _from_tables($tables) - { - if ( ! is_array($tables)) - { - $tables = array($tables); - } - - return '('.implode(', ', $tables).')'; - } - - // -------------------------------------------------------------------- - - /** * Update_Batch statement * * Generates a platform-specific batch update string from the supplied data @@ -464,7 +406,7 @@ class CI_DB_cubrid_driver extends CI_DB { foreach (array_keys($val) as $field) { - if ($field != $index) + if ($field !== $index) { $final[$field][] = 'WHEN '.$index.' = '.$val[$index].' THEN '.$val[$field]; } @@ -480,41 +422,23 @@ class CI_DB_cubrid_driver extends CI_DB { } return 'UPDATE '.$table.' SET '.substr($cases, 0, -2) - .' WHERE '.(($where != '' && count($where) > 0) ? implode(' ', $where).' AND ' : '') + .' WHERE '.(($where !== '' && count($where) > 0) ? implode(' ', $where).' AND ' : '') .$index.' IN ('.implode(',', $ids).')'; } // -------------------------------------------------------------------- - - /** - * Limit string - * - * Generates a platform-specific LIMIT clause - * - * @param string the sql query string - * @param int the number of rows to limit the query to - * @param int the offset value - * @return string - */ - protected function _limit($sql, $limit, $offset) - { - return $sql.'LIMIT '.($offset == 0 ? '' : $offset.', ').$limit; - } - - // -------------------------------------------------------------------- /** * Close DB Connection * - * @param resource * @return void */ - protected function _close($conn_id) + protected function _close() { - @cubrid_close($conn_id); + @cubrid_close($this->conn_id); } } /* End of file cubrid_driver.php */ -/* Location: ./system/database/drivers/cubrid/cubrid_driver.php */ +/* Location: ./system/database/drivers/cubrid/cubrid_driver.php */
\ No newline at end of file diff --git a/system/database/drivers/cubrid/cubrid_forge.php b/system/database/drivers/cubrid/cubrid_forge.php index 4e66f81e3..d328aa241 100644 --- a/system/database/drivers/cubrid/cubrid_forge.php +++ b/system/database/drivers/cubrid/cubrid_forge.php @@ -60,8 +60,10 @@ class CI_DB_cubrid_forge extends CI_DB_forge { else { $attributes = array_change_key_case($attributes, CASE_UPPER); - $sql .= "\n\t".$this->db->protect_identifiers($field) - .( ! empty($attributes['NAME']) ? ' '.$this->db->protect_identifiers($attributes['NAME']).' ' : ''); + + $sql .= "\n\t".$this->db->escape_identifiers($field); + + empty($attributes['NAME']) OR $sql .= ' '.$this->db->escape_identifiers($attributes['NAME']).' '; if ( ! empty($attributes['TYPE'])) { @@ -69,7 +71,7 @@ class CI_DB_cubrid_forge extends CI_DB_forge { if ( ! empty($attributes['CONSTRAINT'])) { - switch ($attributes['TYPE']) + switch (strtolower($attributes['TYPE'])) { case 'decimal': case 'float': @@ -98,10 +100,23 @@ class CI_DB_cubrid_forge extends CI_DB_forge { } */ - $sql .= (isset($attributes['DEFAULT']) ? " DEFAULT '".$attributes['DEFAULT']."'" : '') - .(( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') - .(( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : '') - .(( ! empty($attributes['UNIQUE']) && $attributes['UNIQUE'] === TRUE) ? ' UNIQUE' : ''); + if (isset($attributes['DEFAULT'])) + { + $sql .= " DEFAULT '".$attributes['DEFAULT']."'"; + } + + $sql .= ( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) + ? ' NULL' : ' NOT NULL'; + + if ( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) + { + $sql .= ' AUTO_INCREMENT'; + } + + if ( ! empty($attributes['UNIQUE']) && $attributes['UNIQUE'] === TRUE) + { + $sql .= ' UNIQUE'; + } } // don't add a comma on the end of the last field @@ -142,8 +157,8 @@ class CI_DB_cubrid_forge extends CI_DB_forge { // If there is a PK defined if (count($primary_keys) > 0) { - $key_name = $this->db->protect_identifiers('pk_'.$table.'_'.implode('_', $primary_keys)); - $sql .= ",\n\tCONSTRAINT ".$key_name.' PRIMARY KEY('.implode(', ', $this->db->protect_identifiers($primary_keys)).')'; + $key_name = $this->db->escape_identifiers('pk_'.$table.'_'.implode('_', $primary_keys)); + $sql .= ",\n\tCONSTRAINT ".$key_name.' PRIMARY KEY('.implode(', ', $this->db->escape_identifiers($primary_keys)).')'; } if (is_array($keys) && count($keys) > 0) @@ -152,12 +167,12 @@ class CI_DB_cubrid_forge extends CI_DB_forge { { if (is_array($key)) { - $key_name = $this->db->protect_identifiers('idx_'.$table.implode('_', $key)); - $key = $this->db->protect_identifiers($key); + $key_name = $this->db->escape_identifiers('idx_'.$table.implode('_', $key)); + $key = $this->db->escape_identifiers($key); } else { - $key_name = $this->db->protect_identifiers('idx_'.$table.$key); + $key_name = $this->db->escape_identifiers('idx_'.$table.$key); $key = array($key_name); } @@ -184,16 +199,16 @@ class CI_DB_cubrid_forge extends CI_DB_forge { */ protected function _alter_table($alter_type, $table, $fields, $after_field = '') { - $sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '; + $sql = 'ALTER TABLE '.$this->db->escape_identifiers($table).' '.$alter_type.' '; // DROP has everything it needs now. if ($alter_type === 'DROP') { - return $sql.$this->db->protect_identifiers($fields); + return $sql.$this->db->escape_identifiers($fields); } return $sql.$this->_process_fields($fields) - .($after_field != '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : ''); + .($after_field !== '' ? ' AFTER '.$this->db->escape_identifiers($after_field) : ''); } } diff --git a/system/database/drivers/cubrid/cubrid_result.php b/system/database/drivers/cubrid/cubrid_result.php index 3eb9f7e3d..4a06a2d39 100644 --- a/system/database/drivers/cubrid/cubrid_result.php +++ b/system/database/drivers/cubrid/cubrid_result.php @@ -33,6 +33,7 @@ * @category Database * @author Esen Sagynov * @link http://codeigniter.com/user_guide/database/ + * @since 2.1 */ class CI_DB_cubrid_result extends CI_DB_result { @@ -43,7 +44,9 @@ class CI_DB_cubrid_result extends CI_DB_result { */ public function num_rows() { - return @cubrid_num_rows($this->result_id); + return is_int($this->num_rows) + ? $this->num_rows + : $this->num_rows = @cubrid_num_rows($this->result_id); } // -------------------------------------------------------------------- @@ -157,11 +160,12 @@ class CI_DB_cubrid_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() + protected function _fetch_object($class_name = 'stdClass') { - return cubrid_fetch_object($this->result_id); + return cubrid_fetch_object($this->result_id, $class_name); } } diff --git a/system/database/drivers/cubrid/cubrid_utility.php b/system/database/drivers/cubrid/cubrid_utility.php index c8cee99b6..ea8feb4e2 100644 --- a/system/database/drivers/cubrid/cubrid_utility.php +++ b/system/database/drivers/cubrid/cubrid_utility.php @@ -41,12 +41,12 @@ class CI_DB_cubrid_utility extends CI_DB_utility { */ public function list_databases() { - if (isset($this->data_cache['db_names'])) + if (isset($this->db->data_cache['db_names'])) { - return $this->data_cache['db_names']; + return $this->db->data_cache['db_names']; } - return $this->data_cache['db_names'] = cubrid_list_dbs($this->db->conn_id); + return $this->db->data_cache['db_names'] = cubrid_list_dbs($this->db->conn_id); } // -------------------------------------------------------------------- diff --git a/system/database/drivers/interbase/interbase_driver.php b/system/database/drivers/ibase/ibase_driver.php index 1b18de803..f7811bf46 100644 --- a/system/database/drivers/interbase/interbase_driver.php +++ b/system/database/drivers/ibase/ibase_driver.php @@ -38,24 +38,14 @@ * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ */ -class CI_DB_interbase_driver extends CI_DB { +class CI_DB_ibase_driver extends CI_DB { - public $dbdriver = 'interbase'; + public $dbdriver = 'ibase'; // The character used to escape with protected $_escape_char = '"'; - // clause and character used for LIKE escape sequences - protected $_like_escape_str = " ESCAPE '%s' "; - protected $_like_escape_chr = '!'; - - /** - * The syntax to count rows is slightly different across different - * database engines, so this string appears in each driver and is - * used for the count_all() and count_all_results() functions. - */ - protected $_count_string = 'SELECT COUNT(*) AS '; - protected $_random_keyword = ' Random()'; // database specific random keyword + protected $_random_keyword = ' Random()'; // database specific random keyword // Keeps track of the resource for the current transaction protected $trans; @@ -235,7 +225,7 @@ class CI_DB_interbase_driver extends CI_DB { * @param int $inc_by * @return int */ - public function insert_id($generator_name, $inc_by=0) + public function insert_id($generator_name, $inc_by = 0) { //If a generator hasn't been used before it will return 0 return ibase_gen_id('"'.$generator_name.'"', $inc_by); @@ -244,35 +234,6 @@ class CI_DB_interbase_driver extends CI_DB { // -------------------------------------------------------------------- /** - * "Count All" query - * - * Generates a platform-specific query string that counts all records in - * the specified database - * - * @param string - * @return string - */ - public function count_all($table = '') - { - if ($table == '') - { - return 0; - } - - $query = $this->query($this->_count_string.$this->protect_identifiers('numrows').' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE)); - if ($query->num_rows() == 0) - { - return 0; - } - - $query = $query->row(); - $this->_reset_select(); - return (int) $query->numrows; - } - - // -------------------------------------------------------------------- - - /** * List table query * * Generates a platform-specific query string so that the table names can be fetched @@ -284,9 +245,10 @@ class CI_DB_interbase_driver extends CI_DB { { $sql = 'SELECT "RDB$RELATION_NAME" FROM "RDB$RELATIONS" WHERE "RDB$RELATION_NAME" NOT LIKE \'RDB$%\' AND "RDB$RELATION_NAME" NOT LIKE \'MON$%\''; - if ($prefix_limit !== FALSE && $this->dbprefix != '') + if ($prefix_limit !== FALSE && $this->dbprefix !== '') { - return $sql.' AND "RDB$RELATION_NAME" LIKE \''.$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr); + return $sql.' AND "RDB$RELATION_NAME" LIKE \''.$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); } return $sql; @@ -304,7 +266,7 @@ class CI_DB_interbase_driver extends CI_DB { */ protected function _list_columns($table = '') { - return 'SELECT "RDB$FIELD_NAME" FROM "RDB$RELATION_FIELDS" WHERE "RDB$RELATION_NAME" = \''.$this->escape_str($table)."'"; + return 'SELECT "RDB$FIELD_NAME" FROM "RDB$RELATION_FIELDS" WHERE "RDB$RELATION_NAME" = '.$this->escape($table); } // -------------------------------------------------------------------- @@ -319,10 +281,7 @@ class CI_DB_interbase_driver extends CI_DB { */ protected function _field_data($table) { - // Need to find a more efficient way to do this - // but Interbase/Firebird seems to lack the - // limit clause - return 'SELECT * FROM '.$table; + return $this->_limit('SELECT * FROM '.$this->protect_identifiers($table), 1, NULL); } // -------------------------------------------------------------------- @@ -353,13 +312,7 @@ class CI_DB_interbase_driver extends CI_DB { */ protected function _from_tables($tables) { - if ( ! is_array($tables)) - { - $tables = array($tables); - } - - //Interbase/Firebird doesn't like grouped tables - return implode(', ', $tables); + return is_array($tables) ? implode(', ', $tables) : $tables; } // -------------------------------------------------------------------- @@ -396,7 +349,6 @@ class CI_DB_interbase_driver extends CI_DB { .(count($orderby) > 0 ? ' ORDER BY '.implode(', ', $orderby) : ''); } - // -------------------------------------------------------------------- /** @@ -456,12 +408,12 @@ class CI_DB_interbase_driver extends CI_DB { if (stripos($this->version(), 'firebird') !== FALSE) { $select = 'FIRST '. (int) $limit - .($offset > 0 ? ' SKIP '. (int) $offset : ''); + .($offset ? ' SKIP '. (int) $offset : ''); } else { $select = 'ROWS ' - .($offset > 0 ? (int) $offset.' TO '.($limit + $offset) : (int) $limit); + .($offset ? (int) $offset.' TO '.($limit + $offset) : (int) $limit); } return preg_replace('`SELECT`i', 'SELECT '.$select, $sql); @@ -472,15 +424,14 @@ class CI_DB_interbase_driver extends CI_DB { /** * Close DB Connection * - * @param resource * @return void */ - protected function _close($conn_id) + protected function _close() { - @ibase_close($conn_id); + @ibase_close($this->conn_id); } } -/* End of file interbase_driver.php */ -/* Location: ./system/database/drivers/interbase/interbase_driver.php */
\ No newline at end of file +/* End of file ibase_driver.php */ +/* Location: ./system/database/drivers/ibase/ibase_driver.php */
\ No newline at end of file diff --git a/system/database/drivers/interbase/interbase_forge.php b/system/database/drivers/ibase/ibase_forge.php index c850656a8..da75eb9c3 100644 --- a/system/database/drivers/interbase/interbase_forge.php +++ b/system/database/drivers/ibase/ibase_forge.php @@ -32,7 +32,7 @@ * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ */ -class CI_DB_interbase_forge extends CI_DB_forge { +class CI_DB_ibase_forge extends CI_DB_forge { protected $_drop_table = 'DROP TABLE %s'; @@ -67,6 +67,14 @@ class CI_DB_interbase_forge extends CI_DB_forge { { return ($this->db->db_debug) ? $this->db->display_error('db_unable_to_drop') : FALSE; } + elseif ( ! empty($this->db->data_cache['db_names'])) + { + $key = array_search(strtolower($this->db->database), array_map('strtolower', $this->db->data_cache['db_names']), TRUE); + if ($key !== FALSE) + { + unset($this->db->data_cache['db_names'][$key]); + } + } return TRUE; } @@ -87,7 +95,7 @@ class CI_DB_interbase_forge extends CI_DB_forge { { $sql = 'CREATE TABLE '; - $sql .= $this->db->protect_identifiers($table)."("; + $sql .= $this->db->escape_identifiers($table).'('; $current_field_count = 0; foreach ($fields as $field => $attributes) @@ -97,41 +105,30 @@ class CI_DB_interbase_forge extends CI_DB_forge { // entered the field information, so we'll simply add it to the list if (is_numeric($field)) { - $sql .= "\n\t$attributes"; + $sql .= "\n\t".$attributes; } else { $attributes = array_change_key_case($attributes, CASE_UPPER); - $sql .= "\n\t".$this->db->protect_identifiers($field); + $sql .= "\n\t".$this->db->escape_identifiers($field).' '.$attributes['TYPE']; - $sql .= ' '.$attributes['TYPE']; + empty($attributes['CONSTRAINT']) OR $sql .= '('.$attributes['CONSTRAINT'].')'; - if (array_key_exists('CONSTRAINT', $attributes)) - { - $sql .= '('.$attributes['CONSTRAINT'].')'; - } - - if (array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) + if ( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) { $sql .= ' UNSIGNED'; } - if (array_key_exists('DEFAULT', $attributes)) + if (isset($attributes['DEFAULT'])) { - $sql .= ' DEFAULT \''.$attributes['DEFAULT'].'\''; + $sql .= " DEFAULT '".$attributes['DEFAULT']."'"; } - if (array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; - } + $sql .= ( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) + ? ' NULL' : ' NOT NULL'; - if (array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) + if ( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) { $sql .= ' AUTO_INCREMENT'; } @@ -146,30 +143,23 @@ class CI_DB_interbase_forge extends CI_DB_forge { if (count($primary_keys) > 0) { - $primary_keys = $this->db->protect_identifiers($primary_keys); - $sql .= ",\n\tPRIMARY KEY (" . implode(', ', $primary_keys) . ")"; + $primary_keys = $this->db->escape_identifiers($primary_keys); + $sql .= ",\n\tPRIMARY KEY (".implode(', ', $primary_keys).')'; } if (is_array($keys) && count($keys) > 0) { foreach ($keys as $key) { - if (is_array($key)) - { - $key = $this->db->protect_identifiers($key); - } - else - { - $key = array($this->db->protect_identifiers($key)); - } + $key = is_array($key) + ? $this->db->escape_identifiers($key) + : array($this->db->escape_identifiers($key)); - $sql .= ",\n\tUNIQUE (" . implode(', ', $key) . ")"; + $sql .= ",\n\tUNIQUE (".implode(', ', $key).')'; } } - $sql .= "\n)"; - - return $sql; + return $sql."\n)"; } // -------------------------------------------------------------------- @@ -191,34 +181,14 @@ class CI_DB_interbase_forge extends CI_DB_forge { */ protected function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') { - $sql = 'ALTER TABLE '.$this->db->protect_identifiers($table)." $alter_type ".$this->db->protect_identifiers($column_name); - - $sql .= " {$column_definition}"; - - if ($default_value != '') - { - $sql .= " DEFAULT \"{$default_value}\""; - } - - if ($null === NULL) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; - } - - if ($after_field != '') - { - $sql .= ' AFTER ' . $this->db->protect_identifiers($after_field); - } - - return $sql; - + return 'ALTER TABLE '.$this->db->escape_identifiers($table).' '.$alter_type.' '.$this->db->escape_identifiers($column_name) + .' '.$column_definition + .($default_value !== '' ? ' DEFAULT "'.$default_value.'"' : '') + .($null === NULL ? ' NULL' : ' NOT NULL') + .($after_field !== '' ? ' AFTER '.$this->db->escape_identifiers($after_field) : ''); } } -/* End of file interbase_forge.php */ -/* Location: ./system/database/drivers/interbase/interbase_forge.php */
\ No newline at end of file +/* End of file ibase_forge.php */ +/* Location: ./system/database/drivers/ibase/ibase_forge.php */
\ No newline at end of file diff --git a/system/database/drivers/interbase/interbase_result.php b/system/database/drivers/ibase/ibase_result.php index 5ddb6fa47..95e55710b 100644 --- a/system/database/drivers/interbase/interbase_result.php +++ b/system/database/drivers/ibase/ibase_result.php @@ -21,7 +21,7 @@ * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com - * @since Version 3.0 + * @since Version 1.0 * @filesource */ @@ -33,30 +33,9 @@ * @category Database * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ + * @since 3.0 */ -class CI_DB_interbase_result extends CI_DB_result { - - public $num_rows; - - /** - * Number of rows in the result set - * - * @return int - */ - public function num_rows() - { - if (is_int($this->num_rows)) - { - return $this->num_rows; - } - - // Get the results so that you can get an accurate rowcount - $this->result(); - - return $this->num_rows; - } - - // -------------------------------------------------------------------- +class CI_DB_ibase_result extends CI_DB_result { /** * Number of fields in the result set @@ -139,13 +118,7 @@ class CI_DB_interbase_result extends CI_DB_result { */ protected function _fetch_assoc() { - if (($row = @ibase_fetch_assoc($this->result_id, IBASE_FETCH_BLOBS)) !== FALSE) - { - //Increment row count - $this->num_rows++; - } - - return $row; + return @ibase_fetch_assoc($this->result_id, IBASE_FETCH_BLOBS); } // -------------------------------------------------------------------- @@ -155,106 +128,28 @@ class CI_DB_interbase_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() - { - if (($row = @ibase_fetch_object($this->result_id, IBASE_FETCH_BLOBS)) !== FALSE) - { - //Increment row count - $this->num_rows++; - } - - return $row; - } - - // -------------------------------------------------------------------- - - /** - * Query result. "object" version. - * - * @return object - */ - public function result_object() + protected function _fetch_object($class_name = 'stdClass') { - if (count($this->result_object) === $this->num_rows) - { - return $this->result_object; - } - - // Convert result array to object so that - // We don't have to get the result again - if (($c = count($this->result_array)) > 0) - { - for ($i = 0; $i < $c; $i++) - { - $this->result_object[$i] = (object) $this->result_array[$i]; - } - - return $this->result_object; - } - - // In the event that query caching is on the result_id variable - // will return FALSE since there isn't a valid SQL resource so - // we'll simply return an empty array. - if ($this->result_id === FALSE) - { - return array(); - } - - $this->num_rows = 0; - while ($row = $this->_fetch_object()) - { - $this->result_object[] = $row; - } - - return $this->result_object; - } - - // -------------------------------------------------------------------- - - /** - * Query result. "array" version. - * - * @return array - */ - public function result_array() - { - if (count($this->result_array) === $this->num_rows) - { - return $this->result_array; - } - - // Since the object and array are really similar, just case - // the result object to an array if need be - if (($c = count($this->result_object)) > 0) - { - for ($i = 0; $i < $c; $i++) - { - $this->result_array[$i] = (array) $this->result_object[$i]; - } - - return $this->result_array; - } + $row = @ibase_fetch_object($this->result_id, IBASE_FETCH_BLOBS); - // In the event that query caching is on the result_id variable - // will return FALSE since there isn't a valid SQL resource so - // we'll simply return an empty array. - if ($this->result_id === FALSE) + if ($class_name === 'stdClass' OR ! $row) { - return array(); + return $row; } - $this->num_rows = 0; - while ($row = $this->_fetch_assoc()) + $class_name = new $class_name(); + foreach ($row as $key => $value) { - $this->result_array[] = $row; + $class_name->$key = $value; } - return $this->result_array; + return $class_name; } } -/* End of file interbase_result.php */ -/* Location: ./system/database/drivers/interbase/interbase_result.php */
\ No newline at end of file +/* End of file ibase_result.php */ +/* Location: ./system/database/drivers/ibase/ibase_result.php */
\ No newline at end of file diff --git a/system/database/drivers/interbase/interbase_utility.php b/system/database/drivers/ibase/ibase_utility.php index 164211836..d0e84a7b2 100644 --- a/system/database/drivers/interbase/interbase_utility.php +++ b/system/database/drivers/ibase/ibase_utility.php @@ -32,7 +32,7 @@ * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ */ -class CI_DB_interbase_utility extends CI_DB_utility { +class CI_DB_ibase_utility extends CI_DB_utility { protected $_list_databases = FALSE; @@ -58,5 +58,5 @@ class CI_DB_interbase_utility extends CI_DB_utility { } -/* End of file interbase_utility.php */ -/* Location: ./system/database/drivers/interbase/interbase_utility.php */
\ No newline at end of file +/* End of file ibase_utility.php */ +/* Location: ./system/database/drivers/ibase/ibase_utility.php */
\ No newline at end of file diff --git a/system/database/drivers/interbase/index.html b/system/database/drivers/ibase/index.html index c942a79ce..c942a79ce 100644 --- a/system/database/drivers/interbase/index.html +++ b/system/database/drivers/ibase/index.html diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php index f60ec8168..b4a1af7ba 100644 --- a/system/database/drivers/mssql/mssql_driver.php +++ b/system/database/drivers/mssql/mssql_driver.php @@ -43,33 +43,57 @@ class CI_DB_mssql_driver extends CI_DB { public $dbdriver = 'mssql'; // The character used for escaping - protected $_escape_char = ''; + protected $_escape_char = '"'; - // clause and character used for LIKE escape sequences - protected $_like_escape_str = " ESCAPE '%s' "; - protected $_like_escape_chr = '!'; + protected $_random_keyword = ' NEWID()'; - /** - * The syntax to count rows is slightly different across different - * database engines, so this string appears in each driver and is - * used for the count_all() and count_all_results() methods. + // MSSQL-specific properties + protected $_quoted_identifier = TRUE; + + /* + * Constructor + * + * Appends the port number to the hostname, if needed. + * + * @param array + * @return void */ - protected $_count_string = 'SELECT COUNT(*) AS '; - protected $_random_keyword = ' NEWID()'; + public function __construct($params) + { + parent::__construct($params); + + if ( ! empty($this->port)) + { + $this->hostname .= (DIRECTORY_SEPARATOR === '\\' ? ',' : ':').$this->port; + } + } + + // -------------------------------------------------------------------- /** * Non-persistent database connection * + * @param bool * @return resource */ - public function db_connect() + public function db_connect($persistent = FALSE) { - if ($this->port != '') + $this->conn_id = ($persistent) + ? @mssql_pconnect($this->hostname, $this->username, $this->password) + : @mssql_connect($this->hostname, $this->username, $this->password); + + if ( ! $this->conn_id) { - $this->hostname .= ','.$this->port; + return FALSE; } - return @mssql_connect($this->hostname, $this->username, $this->password); + // Determine how identifiers are escaped + $query = $this->query('SELECT CASE WHEN (@@OPTIONS | 256) = @@OPTIONS THEN 1 ELSE 0 END AS qi'); + $query = $query->row_array(); + $this->_quoted_identifier = empty($query) ? FALSE : (bool) $query['qi']; + $this->_escape_char = ($this->_quoted_identifier) ? '"' : array('[', ']'); + + return $this->conn_id; } // -------------------------------------------------------------------- @@ -81,12 +105,7 @@ class CI_DB_mssql_driver extends CI_DB { */ public function db_pconnect() { - if ($this->port != '') - { - $this->hostname .= ','.$this->port; - } - - return @mssql_pconnect($this->hostname, $this->username, $this->password); + return $this->db_connect(TRUE); } // -------------------------------------------------------------------- @@ -106,7 +125,7 @@ class CI_DB_mssql_driver extends CI_DB { // Note: The brackets are required in the event that the DB name // contains reserved characters - if (@mssql_select_db('['.$database.']', $this->conn_id)) + if (@mssql_select_db($this->escape_identifiers($database), $this->conn_id)) { $this->database = $database; return TRUE; @@ -121,7 +140,7 @@ class CI_DB_mssql_driver extends CI_DB { * Execute the query * * @param string an SQL query - * @return resource + * @return mixed resource if rows are returned, bool otherwise */ protected function _execute($sql) { @@ -137,13 +156,8 @@ class CI_DB_mssql_driver extends CI_DB { */ public function trans_begin($test_mode = FALSE) { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -151,10 +165,9 @@ class CI_DB_mssql_driver extends CI_DB { // Reset the transaction failure flag. // If the $test_mode flag is set to TRUE transactions will be rolled back // even if the queries produce a successful result. - $this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE; + $this->_trans_failure = ($test_mode === TRUE); - $this->simple_query('BEGIN TRAN'); - return TRUE; + return $this->simple_query('BEGIN TRAN'); } // -------------------------------------------------------------------- @@ -166,19 +179,13 @@ class CI_DB_mssql_driver extends CI_DB { */ public function trans_commit() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } - $this->simple_query('COMMIT TRAN'); - return TRUE; + return $this->simple_query('COMMIT TRAN'); } // -------------------------------------------------------------------- @@ -190,19 +197,13 @@ class CI_DB_mssql_driver extends CI_DB { */ public function trans_rollback() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } - $this->simple_query('ROLLBACK TRAN'); - return TRUE; + return $this->simple_query('ROLLBACK TRAN'); } // -------------------------------------------------------------------- @@ -232,7 +233,7 @@ class CI_DB_mssql_driver extends CI_DB { // escape LIKE condition wildcards if ($like === TRUE) { - $str = str_replace( + return str_replace( array($this->_like_escape_chr, '%', '_'), array($this->_like_escape_chr.$this->_like_escape_chr, $this->_like_escape_chr.'%', $this->_like_escape_chr.'_'), $str @@ -265,28 +266,13 @@ class CI_DB_mssql_driver extends CI_DB { */ public function insert_id() { - $ver = self::_parse_major_version($this->version()); - $sql = ($ver >= 8 ? "SELECT SCOPE_IDENTITY() AS last_id" : "SELECT @@IDENTITY AS last_id"); - $query = $this->query($sql); - $row = $query->row(); - return $row->last_id; - } + $query = version_compare($this->version(), '8', '>=') + ? 'SELECT SCOPE_IDENTITY() AS last_id' + : 'SELECT @@IDENTITY AS last_id'; - // -------------------------------------------------------------------- - - /** - * Parse major version - * - * Grabs the major version number from the - * database server version string passed in. - * - * @param string $version - * @return int major version number - */ - protected function _parse_major_version($version) - { - preg_match('/([0-9]+)\.([0-9]+)\.([0-9]+)/', $version, $ver_info); - return $ver_info[1]; // return the major version b/c that's all we're interested in. + $query = $this->query($query); + $query = $query->row(); + return $query->last_id; } // -------------------------------------------------------------------- @@ -304,35 +290,6 @@ class CI_DB_mssql_driver extends CI_DB { // -------------------------------------------------------------------- /** - * "Count All" query - * - * Generates a platform-specific query string that counts all records in - * the specified database - * - * @param string - * @return string - */ - public function count_all($table = '') - { - if ($table == '') - { - return 0; - } - - $query = $this->query($this->_count_string.$this->protect_identifiers('numrows').' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE)); - if ($query->num_rows() == 0) - { - return 0; - } - - $row = $query->row(); - $this->_reset_select(); - return (int) $row->numrows; - } - - // -------------------------------------------------------------------- - - /** * List table query * * Generates a platform-specific query string so that the table names can be fetched @@ -342,16 +299,17 @@ class CI_DB_mssql_driver extends CI_DB { */ protected function _list_tables($prefix_limit = FALSE) { - $sql = "SELECT name FROM sysobjects WHERE type = 'U' ORDER BY name"; + $sql = 'SELECT '.$this->escape_identifiers('name') + .' FROM '.$this->escape_identifiers('sysobjects') + .' WHERE '.$this->escape_identifiers('type')." = 'U'"; - // for future compatibility - if ($prefix_limit !== FALSE AND $this->dbprefix != '') + if ($prefix_limit !== FALSE AND $this->dbprefix !== '') { - //$sql .= " LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr); - return FALSE; // not currently supported + $sql .= ' AND '.$this->escape_identifiers('name')." LIKE '".$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); } - return $sql; + return $sql.' ORDER BY '.$this->escape_identifiers('name'); } // -------------------------------------------------------------------- @@ -381,7 +339,7 @@ class CI_DB_mssql_driver extends CI_DB { */ protected function _field_data($table) { - return "SELECT TOP 1 * FROM ".$table; + return 'SELECT TOP 1 * FROM '.$this->protect_identifiers($table); } // -------------------------------------------------------------------- @@ -414,12 +372,7 @@ class CI_DB_mssql_driver extends CI_DB { */ protected function _from_tables($tables) { - if ( ! is_array($tables)) - { - $tables = array($tables); - } - - return implode(', ', $tables); + return is_array($tables) ? implode(', ', $tables) : $tables; } // -------------------------------------------------------------------- @@ -513,9 +466,30 @@ class CI_DB_mssql_driver extends CI_DB { */ protected function _limit($sql, $limit, $offset) { - $i = $limit + $offset; + // As of SQL Server 2012 (11.0.*) OFFSET is supported + if (version_compare($this->version(), '11', '>=')) + { + return $sql.' OFFSET '.(int) $offset.' ROWS FETCH NEXT '.(int) $limit.' ROWS ONLY'; + } + + $limit = $offset + $limit; + + // As of SQL Server 2005 (9.0.*) ROW_NUMBER() is supported, + // however an ORDER BY clause is required for it to work + if (version_compare($this->version(), '9', '>=') && $offset && ! empty($this->qb_orderby)) + { + $orderby = 'ORDER BY '.implode(', ', $this->qb_orderby); + + // We have to strip the ORDER BY clause + $sql = trim(substr($sql, 0, strrpos($sql, 'ORDER BY '.$orderby))); + + return 'SELECT '.(count($this->qb_select) === 0 ? '*' : implode(', ', $this->qb_select))." FROM (\n" + .preg_replace('/^(SELECT( DISTINCT)?)/i', '\\1 ROW_NUMBER() OVER('.$orderby.') AS '.$this->escape_identifiers('CI_rownum').', ', $sql) + ."\n) ".$this->escape_identifiers('CI_subquery') + ."\nWHERE ".$this->escape_identifiers('CI_rownum').' BETWEEN '.((int) $offset + 1).' AND '.$limit; + } - return preg_replace('/(^\SELECT (DISTINCT)?)/i','\\1 TOP '.$i.' ', $sql); + return preg_replace('/(^\SELECT (DISTINCT)?)/i','\\1 TOP '.$limit.' ', $sql); } // -------------------------------------------------------------------- @@ -523,15 +497,14 @@ class CI_DB_mssql_driver extends CI_DB { /** * Close DB Connection * - * @param resource * @return void */ - protected function _close($conn_id) + protected function _close() { - @mssql_close($conn_id); + @mssql_close($this->conn_id); } } /* End of file mssql_driver.php */ -/* Location: ./system/database/drivers/mssql/mssql_driver.php */ +/* Location: ./system/database/drivers/mssql/mssql_driver.php */
\ No newline at end of file diff --git a/system/database/drivers/mssql/mssql_forge.php b/system/database/drivers/mssql/mssql_forge.php index 8f8e7c5b9..3a3528f7b 100644 --- a/system/database/drivers/mssql/mssql_forge.php +++ b/system/database/drivers/mssql/mssql_forge.php @@ -48,16 +48,13 @@ class CI_DB_mssql_forge extends CI_DB_forge { */ protected function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) { - $sql = 'CREATE TABLE '; + $sql = ($if_not_exists === TRUE) + ? "IF NOT EXISTS (SELECT * FROM sysobjects WHERE ID = object_id(N'".$table."') AND OBJECTPROPERTY(id, N'IsUserTable') = 1)\n" + : ''; - if ($if_not_exists === TRUE) - { - $sql .= 'IF NOT EXISTS '; - } + $sql .= 'CREATE TABLE '.$this->db->escape_identifiers($table).' ('; - $sql .= $this->db->escape_identifiers($table).' ('; $current_field_count = 0; - foreach ($fields as $field => $attributes) { // Numeric field names aren't allowed in databases, so if the key is @@ -65,41 +62,33 @@ class CI_DB_mssql_forge extends CI_DB_forge { // entered the field information, so we'll simply add it to the list if (is_numeric($field)) { - $sql .= "\n\t$attributes"; + $sql .= "\n\t".$attributes; } else { $attributes = array_change_key_case($attributes, CASE_UPPER); - $sql .= "\n\t".$this->db->protect_identifiers($field); - - $sql .= ' '.$attributes['TYPE']; + $sql .= "\n\t".$this->db->escape_identifiers($field).' '.$attributes['TYPE']; - if (array_key_exists('CONSTRAINT', $attributes)) + if (stripos($attributes['TYPE'], 'INT') === FALSE && ! empty($attributes['CONSTRAINT'])) { $sql .= '('.$attributes['CONSTRAINT'].')'; } - if (array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) + if ( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) { $sql .= ' UNSIGNED'; } - if (array_key_exists('DEFAULT', $attributes)) + if (isset($attributes['DEFAULT'])) { - $sql .= ' DEFAULT \''.$attributes['DEFAULT'].'\''; + $sql .= " DEFAULT '".$attributes['DEFAULT']."'"; } - if (array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; - } + $sql .= ( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) + ? ' NULL' : ' NOT NULL'; - if (array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) + if ( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) { $sql .= ' AUTO_INCREMENT'; } @@ -114,30 +103,22 @@ class CI_DB_mssql_forge extends CI_DB_forge { if (count($primary_keys) > 0) { - $primary_keys = $this->db->protect_identifiers($primary_keys); - $sql .= ",\n\tPRIMARY KEY (" . implode(', ', $primary_keys) . ")"; + $sql .= ",\n\tPRIMARY KEY (".implode(', ', $this->db->escape_identifiers($primary_keys)).')'; } if (is_array($keys) && count($keys) > 0) { foreach ($keys as $key) { - if (is_array($key)) - { - $key = $this->db->protect_identifiers($key); - } - else - { - $key = array($this->db->protect_identifiers($key)); - } + $key = is_array($key) + ? $this->db->escape_identifiers($key) + : array($this->db->escape_identifiers($key)); - $sql .= ",\n\tFOREIGN KEY (" . implode(', ', $key) . ")"; + $sql .= ",\n\tFOREIGN KEY (".implode(', ', $key).')'; } } - $sql .= "\n)"; - - return $sql; + return $sql."\n)"; } // -------------------------------------------------------------------- @@ -159,37 +140,18 @@ class CI_DB_mssql_forge extends CI_DB_forge { */ protected function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') { - $sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '.$this->db->protect_identifiers($column_name); + $sql = 'ALTER TABLE '.$this->db->escape_identifiers($table).' '.$alter_type.' '.$this->db->escape_identifiers($column_name); // DROP has everything it needs now. - if ($alter_type == 'DROP') + if ($alter_type === 'DROP') { return $sql; } - $sql .= " $column_definition"; - - if ($default_value != '') - { - $sql .= " DEFAULT \"$default_value\""; - } - - if ($null === NULL) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; - } - - if ($after_field != '') - { - return $sql.' AFTER '.$this->db->protect_identifiers($after_field); - } - - return $sql; - + return $sql.' '.$column_definition + .($default_value != '' ? ' DEFAULT "'.$default_value.'"' : '') + .($null === NULL ? ' NULL' : ' NOT NULL') + .($after_field != '' ? ' AFTER '.$this->db->escape_identifiers($after_field) : ''); } } diff --git a/system/database/drivers/mssql/mssql_result.php b/system/database/drivers/mssql/mssql_result.php index 4cc87f4cf..aeede3f4b 100644 --- a/system/database/drivers/mssql/mssql_result.php +++ b/system/database/drivers/mssql/mssql_result.php @@ -26,13 +26,14 @@ */ /** - * MS SQL Result Class + * MSSQL Result Class * * This class extends the parent result class: CI_DB_result * * @category Database * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ + * @since 1.3 */ class CI_DB_mssql_result extends CI_DB_result { @@ -43,7 +44,9 @@ class CI_DB_mssql_result extends CI_DB_result { */ public function num_rows() { - return @mssql_num_rows($this->result_id); + return is_int($this->num_rows) + ? $this->num_rows + : $this->num_rows = @mssql_num_rows($this->result_id); } // -------------------------------------------------------------------- @@ -92,12 +95,12 @@ class CI_DB_mssql_result extends CI_DB_result { $retval = array(); while ($field = mssql_fetch_field($this->result_id)) { - $F = new stdClass(); - $F->name = $field->name; - $F->type = $field->type; + $F = new stdClass(); + $F->name = $field->name; + $F->type = $field->type; $F->max_length = $field->max_length; $F->primary_key = 0; - $F->default = ''; + $F->default = ''; $retval[] = $F; } @@ -158,11 +161,25 @@ class CI_DB_mssql_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() + protected function _fetch_object($class_name = 'stdClass') { - return mssql_fetch_object($this->result_id); + $row = @mssql_fetch_object($this->result_id); + + if ($class_name === 'stdClass' OR ! $row) + { + return $row; + } + + $class_name = new $class_name(); + foreach ($row as $key => $value) + { + $class_name->$key = $value; + } + + return $class_name; } } diff --git a/system/database/drivers/mssql/mssql_utility.php b/system/database/drivers/mssql/mssql_utility.php index 6d47618ce..69fcec5f6 100644 --- a/system/database/drivers/mssql/mssql_utility.php +++ b/system/database/drivers/mssql/mssql_utility.php @@ -41,7 +41,7 @@ class CI_DB_mssql_utility extends CI_DB_utility { * MSSQL Export * * @param array Preferences - * @return mixed + * @return bool */ protected function _backup($params = array()) { diff --git a/system/database/drivers/mysql/mysql_driver.php b/system/database/drivers/mysql/mysql_driver.php index 32c51865d..6b4d84dfb 100644 --- a/system/database/drivers/mysql/mysql_driver.php +++ b/system/database/drivers/mysql/mysql_driver.php @@ -45,16 +45,6 @@ class CI_DB_mysql_driver extends CI_DB { // The character used for escaping protected $_escape_char = '`'; - // clause and character used for LIKE escape sequences - not used in MySQL - protected $_like_escape_str = ''; - protected $_like_escape_chr = ''; - - /** - * The syntax to count rows is slightly different across different - * database engines, so this string appears in each driver and is - * used for the count_all() and count_all_results() functions. - */ - protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword = ' RAND()'; // database specific random keyword /** @@ -64,16 +54,24 @@ class CI_DB_mysql_driver extends CI_DB { */ public $delete_hack = TRUE; + /** + * Constructor + * + * @param array + * @return void + */ public function __construct($params) { parent::__construct($params); - if ($this->port != '') + if ( ! empty($this->port)) { $this->hostname .= ':'.$this->port; } } + // -------------------------------------------------------------------- + /** * Non-persistent database connection * @@ -81,7 +79,14 @@ class CI_DB_mysql_driver extends CI_DB { */ public function db_connect() { - return @mysql_connect($this->hostname, $this->username, $this->password, TRUE); + if ($this->compress === TRUE) + { + return @mysql_connect($this->hostname, $this->username, $this->password, TRUE, MYSQL_CLIENT_COMPRESS); + } + else + { + return @mysql_connect($this->hostname, $this->username, $this->password, TRUE); + } } // -------------------------------------------------------------------- @@ -93,7 +98,14 @@ class CI_DB_mysql_driver extends CI_DB { */ public function db_pconnect() { - return @mysql_pconnect($this->hostname, $this->username, $this->password); + if ($this->compress === TRUE) + { + return @mysql_pconnect($this->hostname, $this->username, $this->password, MYSQL_CLIENT_COMPRESS); + } + else + { + return @mysql_pconnect($this->hostname, $this->username, $this->password); + } } // -------------------------------------------------------------------- @@ -291,7 +303,9 @@ class CI_DB_mysql_driver extends CI_DB { // escape LIKE condition wildcards if ($like === TRUE) { - return str_replace(array('%', '_'), array('\\%', '\\_'), $str); + return str_replace(array($this->_like_escape_chr, '%', '_'), + array($this->_like_escape_chr.$this->_like_escape_chr, $this->_like_escape_chr.'%', $this->_like_escape_chr.'_'), + $str); } return $str; @@ -324,35 +338,6 @@ class CI_DB_mysql_driver extends CI_DB { // -------------------------------------------------------------------- /** - * "Count All" query - * - * Generates a platform-specific query string that counts all records in - * the specified database - * - * @param string - * @return string - */ - public function count_all($table = '') - { - if ($table == '') - { - return 0; - } - - $query = $this->query($this->_count_string.$this->protect_identifiers('numrows').' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE)); - if ($query->num_rows() == 0) - { - return 0; - } - - $query = $query->row(); - $this->_reset_select(); - return (int) $query->numrows; - } - - // -------------------------------------------------------------------- - - /** * List table query * * Generates a platform-specific query string so that the table names can be fetched @@ -362,9 +347,9 @@ class CI_DB_mysql_driver extends CI_DB { */ protected function _list_tables($prefix_limit = FALSE) { - $sql = 'SHOW TABLES FROM '.$this->_escape_char.$this->database.$this->_escape_char; + $sql = 'SHOW TABLES FROM '.$this->escape_identifiers($this->database); - if ($prefix_limit !== FALSE && $this->dbprefix != '') + if ($prefix_limit !== FALSE && $this->dbprefix !== '') { return $sql." LIKE '".$this->escape_like_str($this->dbprefix)."%'"; } @@ -382,7 +367,7 @@ class CI_DB_mysql_driver extends CI_DB { * @param string the table name * @return string */ - public function _list_columns($table = '') + protected function _list_columns($table = '') { return 'SHOW COLUMNS FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE); } @@ -397,7 +382,7 @@ class CI_DB_mysql_driver extends CI_DB { */ public function field_data($table = '') { - if ($table == '') + if ($table === '') { return ($this->db_debug) ? $this->display_error('db_field_param_missing') : FALSE; } @@ -439,27 +424,6 @@ class CI_DB_mysql_driver extends CI_DB { // -------------------------------------------------------------------- /** - * From Tables - * - * This function implicitly groups FROM tables so there is no confusion - * about operator precedence in harmony with SQL standards - * - * @param string table name - * @return string - */ - protected function _from_tables($tables) - { - if ( ! is_array($tables)) - { - $tables = array($tables); - } - - return '('.implode(', ', $tables).')'; - } - - // -------------------------------------------------------------------- - - /** * Update_Batch statement * * Generates a platform-specific batch update string from the supplied data @@ -478,7 +442,7 @@ class CI_DB_mysql_driver extends CI_DB { foreach (array_keys($val) as $field) { - if ($field != $index) + if ($field !== $index) { $final[$field][] = 'WHEN '.$index.' = '.$val[$index].' THEN '.$val[$field]; } @@ -494,41 +458,23 @@ class CI_DB_mysql_driver extends CI_DB { } return 'UPDATE '.$table.' SET '.substr($cases, 0, -2) - .' WHERE '.(($where != '' && count($where) > 0) ? implode(' ', $where).' AND ' : '') + .' WHERE '.(($where !== '' && count($where) > 0) ? implode(' ', $where).' AND ' : '') .$index.' IN('.implode(',', $ids).')'; } // -------------------------------------------------------------------- /** - * Limit string - * - * Generates a platform-specific LIMIT clause - * - * @param string the sql query string - * @param int the number of rows to limit the query to - * @param int the offset value - * @return string - */ - protected function _limit($sql, $limit, $offset) - { - return $sql.' LIMIT '.($offset == 0 ? '' : $offset.', ').$limit; - } - - // -------------------------------------------------------------------- - - /** * Close DB Connection * - * @param resource * @return void */ - protected function _close($conn_id) + protected function _close() { - @mysql_close($conn_id); + @mysql_close($this->conn_id); } } /* End of file mysql_driver.php */ -/* Location: ./system/database/drivers/mysql/mysql_driver.php */ +/* Location: ./system/database/drivers/mysql/mysql_driver.php */
\ No newline at end of file diff --git a/system/database/drivers/mysql/mysql_forge.php b/system/database/drivers/mysql/mysql_forge.php index 0e39affa7..2ac75bad2 100644 --- a/system/database/drivers/mysql/mysql_forge.php +++ b/system/database/drivers/mysql/mysql_forge.php @@ -60,8 +60,9 @@ class CI_DB_mysql_forge extends CI_DB_forge { { $attributes = array_change_key_case($attributes, CASE_UPPER); - $sql .= "\n\t".$this->db->protect_identifiers($field) - .( ! empty($attributes['NAME']) ? ' '.$this->db->protect_identifiers($attributes['NAME']).' ' : ''); + $sql .= "\n\t".$this->db->escape_identifiers($field); + + empty($attributes['NAME']) OR $sql .= ' '.$this->db->escape_identifiers($attributes['NAME']).' '; if ( ! empty($attributes['TYPE'])) { @@ -86,10 +87,23 @@ class CI_DB_mysql_forge extends CI_DB_forge { } } - $sql .= (( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') - .(isset($attributes['DEFAULT']) ? " DEFAULT '".$attributes['DEFAULT']."'" : '') - .(( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') - .(( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : ''); + if ( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) + { + $sql .= ' UNSIGNED'; + } + + if (isset($attributes['DEFAULT'])) + { + $sql .= " DEFAULT '".$attributes['DEFAULT']."'"; + } + + $sql .= ( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) + ? ' NULL' : ' NOT NULL'; + + if ( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) + { + $sql .= ' AUTO_INCREMENT'; + } } // don't add a comma on the end of the last field @@ -123,12 +137,12 @@ class CI_DB_mysql_forge extends CI_DB_forge { $sql .= 'IF NOT EXISTS '; } - $sql .= $this->db->protect_identifiers($table).' ('.$this->_process_fields($fields); + $sql .= $this->db->escape_identifiers($table).' ('.$this->_process_fields($fields); if (count($primary_keys) > 0) { - $key_name = $this->db->protect_identifiers(implode('_', $primary_keys)); - $sql .= ",\n\tPRIMARY KEY ".$key_name.' ('.implode(', ', $this->db->protect_identifiers($primary_keys)).')'; + $key_name = $this->db->escape_identifiers(implode('_', $primary_keys)); + $sql .= ",\n\tPRIMARY KEY ".$key_name.' ('.implode(', ', $this->db->escape_identifiers($primary_keys)).')'; } if (is_array($keys) && count($keys) > 0) @@ -137,12 +151,12 @@ class CI_DB_mysql_forge extends CI_DB_forge { { if (is_array($key)) { - $key_name = $this->db->protect_identifiers(implode('_', $key)); - $key = $this->db->protect_identifiers($key); + $key_name = $this->db->escape_identifiers(implode('_', $key)); + $key = $this->db->escape_identifiers($key); } else { - $key_name = $this->db->protect_identifiers($key); + $key_name = $this->db->escape_identifiers($key); $key = array($key_name); } @@ -169,16 +183,16 @@ class CI_DB_mysql_forge extends CI_DB_forge { */ protected function _alter_table($alter_type, $table, $fields, $after_field = '') { - $sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '; + $sql = 'ALTER TABLE '.$this->db->escape_identifiers($table).' '.$alter_type.' '; // DROP has everything it needs now. if ($alter_type === 'DROP') { - return $sql.$this->db->protect_identifiers($fields); + return $sql.$this->db->escape_identifiers($fields); } return $sql.$this->_process_fields($fields) - .($after_field != '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : ''); + .($after_field !== '' ? ' AFTER '.$this->db->escape_identifiers($after_field) : ''); } } diff --git a/system/database/drivers/mysql/mysql_result.php b/system/database/drivers/mysql/mysql_result.php index 14d6d072a..7fbb65496 100644 --- a/system/database/drivers/mysql/mysql_result.php +++ b/system/database/drivers/mysql/mysql_result.php @@ -33,17 +33,35 @@ * @category Database * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ + * @since 1.0 */ class CI_DB_mysql_result extends CI_DB_result { /** + * Constructor + * + * @param object + * @return void + */ + public function __construct(&$driver_object) + { + parent::__construct($driver_object); + + // Required, due to mysql_data_seek() causing nightmares + // with empty result sets + $this->num_rows = @mysql_num_rows($this->result_id); + } + + // -------------------------------------------------------------------- + + /** * Number of rows in the result set * * @return int */ public function num_rows() { - return @mysql_num_rows($this->result_id); + return $this->num_rows; } // -------------------------------------------------------------------- @@ -132,7 +150,9 @@ class CI_DB_mysql_result extends CI_DB_result { */ protected function _data_seek($n = 0) { - return mysql_data_seek($this->result_id, $n); + return $this->num_rows + ? @mysql_data_seek($this->result_id, $n) + : FALSE; } // -------------------------------------------------------------------- @@ -156,11 +176,12 @@ class CI_DB_mysql_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() + protected function _fetch_object($class_name = 'stdClass') { - return mysql_fetch_object($this->result_id); + return mysql_fetch_object($this->result_id, $class_name); } } diff --git a/system/database/drivers/mysql/mysql_utility.php b/system/database/drivers/mysql/mysql_utility.php index 642323dbd..f0bbc665e 100644 --- a/system/database/drivers/mysql/mysql_utility.php +++ b/system/database/drivers/mysql/mysql_utility.php @@ -65,7 +65,7 @@ class CI_DB_mysql_utility extends CI_DB_utility { } // Get the table schema - $query = $this->db->query('SHOW CREATE TABLE '.$this->db->protect_identifiers($this->db->database).'.'.$this->db->protect_identifiers($table)); + $query = $this->db->query('SHOW CREATE TABLE '.$this->db->escape_identifiers($this->db->database.'.'.$table)); // No result means the table name was invalid if ($query === FALSE) @@ -76,7 +76,7 @@ class CI_DB_mysql_utility extends CI_DB_utility { // Write out the table schema $output .= '#'.$newline.'# TABLE STRUCTURE FOR: '.$table.$newline.'#'.$newline.$newline; - if ($add_drop == TRUE) + if ($add_drop === TRUE) { $output .= 'DROP TABLE IF EXISTS '.$this->db->protect_identifiers($table).';'.$newline.$newline; } @@ -92,7 +92,7 @@ class CI_DB_mysql_utility extends CI_DB_utility { } // If inserts are not needed we're done... - if ($add_insert == FALSE) + if ($add_insert === FALSE) { continue; } @@ -100,7 +100,7 @@ class CI_DB_mysql_utility extends CI_DB_utility { // Grab all the data from the current table $query = $this->db->query('SELECT * FROM '.$this->db->protect_identifiers($table)); - if ($query->num_rows() == 0) + if ($query->num_rows() === 0) { continue; } @@ -120,7 +120,7 @@ class CI_DB_mysql_utility extends CI_DB_utility { TRUE); // Create a string of field names - $field_str .= $this->db->protect_identifiers($field->name).', '; + $field_str .= $this->db->escape_identifiers($field->name).', '; $i++; } @@ -143,7 +143,7 @@ class CI_DB_mysql_utility extends CI_DB_utility { else { // Escape the data if it's not an integer - $val_str .= ($is_int[$i] == FALSE) ? $this->db->escape($v) : $v; + $val_str .= ($is_int[$i] === FALSE) ? $this->db->escape($v) : $v; } // Append a comma diff --git a/system/database/drivers/mysqli/mysqli_driver.php b/system/database/drivers/mysqli/mysqli_driver.php index e2684e4f2..14949ecda 100644 --- a/system/database/drivers/mysqli/mysqli_driver.php +++ b/system/database/drivers/mysqli/mysqli_driver.php @@ -45,16 +45,6 @@ class CI_DB_mysqli_driver extends CI_DB { // The character used for escaping protected $_escape_char = '`'; - // clause and character used for LIKE escape sequences - not used in MySQL - protected $_like_escape_str = ''; - protected $_like_escape_chr = ''; - - /** - * The syntax to count rows is slightly different across different - * database engines, so this string appears in each driver and is - * used for the count_all() and count_all_results() functions. - */ - protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword = ' RAND()'; // database specific random keyword /** @@ -71,9 +61,20 @@ class CI_DB_mysqli_driver extends CI_DB { */ public function db_connect() { - return ($this->port != '') - ? @new mysqli($this->hostname, $this->username, $this->password, $this->database, $this->port) - : @new mysqli($this->hostname, $this->username, $this->password, $this->database); + // Use MySQL client compression? + if ($this->compress === TRUE) + { + $port = empty($this->port) ? NULL : $this->port; + + $mysqli = new mysqli(); + @$mysqli->real_connect($this->hostname, $this->username, $this->password, $this->database, $port, NULL, MYSQLI_CLIENT_COMPRESS); + + return $mysqli; + } + + return empty($this->port) + ? @new mysqli($this->hostname, $this->username, $this->password, $this->database) + : @new mysqli($this->hostname, $this->username, $this->password, $this->database, $this->port); } // -------------------------------------------------------------------- @@ -91,9 +92,20 @@ class CI_DB_mysqli_driver extends CI_DB { return $this->db_connect(); } - return ($this->port != '') - ? @new mysqli('p:'.$this->hostname, $this->username, $this->password, $this->database, $this->port) - : @new mysqli('p:'.$this->hostname, $this->username, $this->password, $this->database); + // Use MySQL client compression? + if ($this->compress === TRUE) + { + $port = empty($this->port) ? NULL : $this->port; + + $mysqli = mysqli_init(); + $mysqli->real_connect('p:'.$this->hostname, $this->username, $this->password, $this->database, $port, NULL, MYSQLI_CLIENT_COMPRESS); + + return $mysqli; + } + + return empty($this->port) + ? @new mysqli('p:'.$this->hostname, $this->username, $this->password, $this->database) + : @new mysqli('p:'.$this->hostname, $this->username, $this->password, $this->database, $this->port); } // -------------------------------------------------------------------- @@ -291,7 +303,9 @@ class CI_DB_mysqli_driver extends CI_DB { // escape LIKE condition wildcards if ($like === TRUE) { - return str_replace(array('%', '_'), array('\\%', '\\_'), $str); + return str_replace(array($this->_like_escape_chr, '%', '_'), + array($this->_like_escape_chr.$this->_like_escape_chr, $this->_like_escape_chr.'%', $this->_like_escape_chr.'_'), + $str); } return $str; @@ -324,35 +338,6 @@ class CI_DB_mysqli_driver extends CI_DB { // -------------------------------------------------------------------- /** - * "Count All" query - * - * Generates a platform-specific query string that counts all records in - * the specified database - * - * @param string - * @return string - */ - public function count_all($table = '') - { - if ($table == '') - { - return 0; - } - - $query = $this->query($this->_count_string.$this->protect_identifiers('numrows').' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE)); - if ($query->num_rows() == 0) - { - return 0; - } - - $query = $query->row(); - $this->_reset_select(); - return (int) $query->numrows; - } - - // -------------------------------------------------------------------- - - /** * List table query * * Generates a platform-specific query string so that the table names can be fetched @@ -362,9 +347,9 @@ class CI_DB_mysqli_driver extends CI_DB { */ protected function _list_tables($prefix_limit = FALSE) { - $sql = 'SHOW TABLES FROM '.$this->_escape_char.$this->database.$this->_escape_char; + $sql = 'SHOW TABLES FROM '.$this->escape_identifiers($this->database); - if ($prefix_limit !== FALSE && $this->dbprefix != '') + if ($prefix_limit !== FALSE && $this->dbprefix !== '') { return $sql." LIKE '".$this->escape_like_str($this->dbprefix)."%'"; } @@ -397,7 +382,7 @@ class CI_DB_mysqli_driver extends CI_DB { */ public function field_data($table = '') { - if ($table == '') + if ($table === '') { return ($this->db_debug) ? $this->display_error('db_field_param_missing') : FALSE; } @@ -433,28 +418,15 @@ class CI_DB_mysqli_driver extends CI_DB { */ public function error() { - return array('code' => $this->conn_id->errno, 'message' => $this->conn_id->error); - } - - // -------------------------------------------------------------------- - - /** - * From Tables - * - * This function implicitly groups FROM tables so there is no confusion - * about operator precedence in harmony with SQL standards - * - * @param string - * @return string - */ - protected function _from_tables($tables) - { - if ( ! is_array($tables)) + if ( ! empty($this->conn_id->connect_errno)) { - $tables = array($tables); + return array( + 'code' => $this->conn_id->connect_errno, + 'message' => is_php('5.2.9') ? $this->conn_id->connect_error : mysqli_connect_error() + ); } - return '('.implode(', ', $tables).')'; + return array('code' => $this->conn_id->errno, 'message' => $this->conn_id->error); } // -------------------------------------------------------------------- @@ -478,7 +450,7 @@ class CI_DB_mysqli_driver extends CI_DB { foreach (array_keys($val) as $field) { - if ($field != $index) + if ($field !== $index) { $final[$field][] = 'WHEN '.$index.' = '.$val[$index].' THEN '.$val[$field]; } @@ -493,46 +465,26 @@ class CI_DB_mysqli_driver extends CI_DB { .'ELSE '.$k.' END, '; } - $where = ($where != '' && count($where) > 0) ? implode(' ', $where).' AND ' : ''; + $where = ($where !== '' && count($where) > 0) ? implode(' ', $where).' AND ' : ''; return 'UPDATE '.$table.' SET '.substr($cases, 0, -2) - .' WHERE '.(($where != '' && count($where) > 0) ? implode(' ', $where).' AND ' : '') + .' WHERE '.(($where !== '' && count($where) > 0) ? implode(' ', $where).' AND ' : '') .$index.' IN('.implode(',', $ids).')'; } // -------------------------------------------------------------------- /** - * Limit string - * - * Generates a platform-specific LIMIT clause - * - * @param string the sql query string - * @param int the number of rows to limit the query to - * @param int the offset value - * @return string - */ - protected function _limit($sql, $limit, $offset) - { - return $sql.' LIMIT '.$limit - .($offset > 0 ? ' OFFSET '.$offset : ''); - } - - // -------------------------------------------------------------------- - - /** * Close DB Connection * - * @param object * @return void */ - protected function _close($conn_id) + protected function _close() { $this->conn_id->close(); - $this->conn_id = FALSE; } } /* End of file mysqli_driver.php */ -/* Location: ./system/database/drivers/mysqli/mysqli_driver.php */ +/* Location: ./system/database/drivers/mysqli/mysqli_driver.php */
\ No newline at end of file diff --git a/system/database/drivers/mysqli/mysqli_forge.php b/system/database/drivers/mysqli/mysqli_forge.php index 503574dfc..b74c775b2 100644 --- a/system/database/drivers/mysqli/mysqli_forge.php +++ b/system/database/drivers/mysqli/mysqli_forge.php @@ -60,13 +60,13 @@ class CI_DB_mysqli_forge extends CI_DB_forge { { $attributes = array_change_key_case($attributes, CASE_UPPER); - $sql .= "\n\t".$this->db->protect_identifiers($field) - .( ! empty($attributes['NAME']) ? ' '.$this->db->protect_identifiers($attributes['NAME']).' ' : '') - ; + $sql .= "\n\t".$this->db->escape_identifiers($field); + + empty($attributes['NAME']) OR $sql .= ' '.$this->db->escape_identifiers($attributes['NAME']).' '; if ( ! empty($attributes['TYPE'])) { - $sql .= ' '.$attributes['TYPE']; + $sql .= ' '.$attributes['TYPE']; if ( ! empty($attributes['CONSTRAINT'])) { @@ -87,10 +87,23 @@ class CI_DB_mysqli_forge extends CI_DB_forge { } } - $sql .= (( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') - .(isset($attributes['DEFAULT']) ? " DEFAULT '".$attributes['DEFAULT']."'" : '') - .(( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') - .(( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : ''); + if ( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) + { + $sql .= ' UNSIGNED'; + } + + if (isset($attributes['DEFAULT'])) + { + $sql .= " DEFAULT '".$attributes['DEFAULT']."'"; + } + + $sql .= ( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) + ? ' NULL' : ' NOT NULL'; + + if ( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) + { + $sql .= ' AUTO_INCREMENT'; + } } // don't add a comma on the end of the last field @@ -128,8 +141,8 @@ class CI_DB_mysqli_forge extends CI_DB_forge { if (count($primary_keys) > 0) { - $key_name = $this->db->protect_identifiers(implode('_', $primary_keys)); - $sql .= ",\n\tPRIMARY KEY ".$key_name.' ('.implode(', ', $this->db->protect_identifiers($primary_keys)).')'; + $key_name = $this->db->escape_identifiers(implode('_', $primary_keys)); + $sql .= ",\n\tPRIMARY KEY ".$key_name.' ('.implode(', ', $this->db->escape_identifiers($primary_keys)).')'; } if (is_array($keys) && count($keys) > 0) @@ -138,12 +151,12 @@ class CI_DB_mysqli_forge extends CI_DB_forge { { if (is_array($key)) { - $key_name = $this->db->protect_identifiers(implode('_', $key)); - $key = $this->db->protect_identifiers($key); + $key_name = $this->db->escape_identifiers(implode('_', $key)); + $key = $this->db->escape_identifiers($key); } else { - $key_name = $this->db->protect_identifiers($key); + $key_name = $this->db->escape_identifiers($key); $key = array($key_name); } @@ -170,16 +183,16 @@ class CI_DB_mysqli_forge extends CI_DB_forge { */ protected function _alter_table($alter_type, $table, $fields, $after_field = '') { - $sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '; + $sql = 'ALTER TABLE '.$this->db->escape_identifiers($table).' '.$alter_type.' '; // DROP has everything it needs now. if ($alter_type === 'DROP') { - return $sql.$this->db->protect_identifiers($fields); + return $sql.$this->db->escape_identifiers($fields); } return $sql.$this->_process_fields($fields) - .($after_field != '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : ''); + .($after_field !== '' ? ' AFTER '.$this->db->escape_identifiers($after_field) : ''); } } diff --git a/system/database/drivers/mysqli/mysqli_result.php b/system/database/drivers/mysqli/mysqli_result.php index 9b4d494d4..c1ec4da76 100644 --- a/system/database/drivers/mysqli/mysqli_result.php +++ b/system/database/drivers/mysqli/mysqli_result.php @@ -33,6 +33,7 @@ * @category Database * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ + * @since 1.3 */ class CI_DB_mysqli_result extends CI_DB_result { @@ -43,7 +44,9 @@ class CI_DB_mysqli_result extends CI_DB_result { */ public function num_rows() { - return $this->result_id->num_rows; + return is_int($this->num_rows) + ? $this->num_rows + : $this->num_rows = $this->result_id->num_rows; } // -------------------------------------------------------------------- @@ -157,11 +160,12 @@ class CI_DB_mysqli_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() + protected function _fetch_object($class_name = 'stdClass') { - return $this->result_id->fetch_object(); + return $this->result_id->fetch_object($class_name); } } diff --git a/system/database/drivers/mysqli/mysqli_utility.php b/system/database/drivers/mysqli/mysqli_utility.php index 27d4ef817..5d2bdbce0 100644 --- a/system/database/drivers/mysqli/mysqli_utility.php +++ b/system/database/drivers/mysqli/mysqli_utility.php @@ -46,9 +46,124 @@ class CI_DB_mysqli_utility extends CI_DB_utility { */ protected function _backup($params = array()) { - // Currently unsupported - return $this->db->display_error('db_unsuported_feature'); + if (count($params) === 0) + { + return FALSE; + } + + // Extract the prefs for simplicity + extract($params); + + // Build the output + $output = ''; + foreach ( (array) $tables as $table) + { + // Is the table in the "ignore" list? + if (in_array($table, (array) $ignore, TRUE)) + { + continue; + } + + // Get the table schema + $query = $this->db->query('SHOW CREATE TABLE '.$this->db->escape_identifiers($this->db->database.'.'.$table)); + + // No result means the table name was invalid + if ($query === FALSE) + { + continue; + } + + // Write out the table schema + $output .= '#'.$newline.'# TABLE STRUCTURE FOR: '.$table.$newline.'#'.$newline.$newline; + + if ($add_drop === TRUE) + { + $output .= 'DROP TABLE IF EXISTS '.$this->db->protect_identifiers($table).';'.$newline.$newline; + } + + $i = 0; + $result = $query->result_array(); + foreach ($result[0] as $val) + { + if ($i++ % 2) + { + $output .= $val.';'.$newline.$newline; + } + } + + // If inserts are not needed we're done... + if ($add_insert === FALSE) + { + continue; + } + + // Grab all the data from the current table + $query = $this->db->query('SELECT * FROM '.$this->db->protect_identifiers($table)); + + if ($query->num_rows() === 0) + { + continue; + } + + // Fetch the field names and determine if the field is an + // integer type. We use this info to decide whether to + // surround the data with quotes or not + + $i = 0; + $field_str = ''; + $is_int = array(); + while ($field = $query->result_id->fetch_field()) + { + // Most versions of MySQL store timestamp as a string + $is_int[$i] = in_array(strtolower($field->type), + array('tinyint', 'smallint', 'mediumint', 'int', 'bigint'), //, 'timestamp'), + TRUE); + + // Create a string of field names + $field_str .= $this->db->escape_identifiers($field->name).', '; + $i++; + } + + // Trim off the end comma + $field_str = preg_replace('/, $/' , '', $field_str); + + // Build the insert string + foreach ($query->result_array() as $row) + { + $val_str = ''; + + $i = 0; + foreach ($row as $v) + { + // Is the value NULL? + if ($v === NULL) + { + $val_str .= 'NULL'; + } + else + { + // Escape the data if it's not an integer + $val_str .= ($is_int[$i] === FALSE) ? $this->db->escape($v) : $v; + } + + // Append a comma + $val_str .= ', '; + $i++; + } + + // Remove the comma at the end of the string + $val_str = preg_replace('/, $/' , '', $val_str); + + // Build the INSERT string + $output .= 'INSERT INTO '.$this->db->protect_identifiers($table).' ('.$field_str.') VALUES ('.$val_str.');'.$newline; + } + + $output .= $newline.$newline; + } + + return $output; } + } /* End of file mysqli_utility.php */ diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php index 33a89df94..7bf18949b 100644 --- a/system/database/drivers/oci8/oci8_driver.php +++ b/system/database/drivers/oci8/oci8_driver.php @@ -54,10 +54,6 @@ class CI_DB_oci8_driver extends CI_DB { // The character used for excaping protected $_escape_char = '"'; - // clause and character used for LIKE escape sequences - protected $_like_escape_str = " ESCAPE '%s' "; - protected $_like_escape_chr = '!'; - /** * The syntax to count rows is slightly different across different * database engines, so this string appears in each driver and is @@ -66,6 +62,8 @@ class CI_DB_oci8_driver extends CI_DB { protected $_count_string = 'SELECT COUNT(1) AS '; protected $_random_keyword = ' ASC'; // not currently supported + protected $_reserved_identifiers = array('*', 'rownum'); + // Set "auto commit" by default public $commit_mode = OCI_COMMIT_ON_SUCCESS; @@ -156,6 +154,8 @@ class CI_DB_oci8_driver extends CI_DB { $this->dsn = ''; } + // -------------------------------------------------------------------- + /** * Non-persistent database connection * @@ -177,9 +177,9 @@ class CI_DB_oci8_driver extends CI_DB { */ public function db_pconnect() { - return ( ! empty($this->char_set)) - ? @oci_pconnect($this->username, $this->password, $this->dsn, $this->char_set) - : @oci_pconnect($this->username, $this->password, $this->dsn); + return empty($this->char_set) + ? @oci_pconnect($this->username, $this->password, $this->dsn) + : @oci_pconnect($this->username, $this->password, $this->dsn, $this->char_set); } // -------------------------------------------------------------------- @@ -215,6 +215,8 @@ class CI_DB_oci8_driver extends CI_DB { return @oci_execute($this->stmt_id, $this->commit_mode); } + // -------------------------------------------------------------------- + /** * Generate a statement ID * @@ -234,7 +236,7 @@ class CI_DB_oci8_driver extends CI_DB { /** * Get cursor. Returns a cursor from the database * - * @return cursor id + * @return resource */ public function get_cursor() { @@ -262,7 +264,7 @@ class CI_DB_oci8_driver extends CI_DB { */ public function stored_procedure($package, $procedure, $params) { - if ($package == '' OR $procedure == '' OR ! is_array($params)) + if ($package === '' OR $procedure === '' OR ! is_array($params)) { if ($this->db_debug) { @@ -298,6 +300,7 @@ class CI_DB_oci8_driver extends CI_DB { /** * Bind parameters * + * @param array * @return void */ protected function _bind_params($params) @@ -326,6 +329,7 @@ class CI_DB_oci8_driver extends CI_DB { /** * Begin Transaction * + * @param bool * @return bool */ public function trans_begin($test_mode = FALSE) @@ -455,35 +459,6 @@ class CI_DB_oci8_driver extends CI_DB { // -------------------------------------------------------------------- /** - * "Count All" query - * - * Generates a platform-specific query string that counts all records in - * the specified database - * - * @param string - * @return int - */ - public function count_all($table = '') - { - if ($table == '') - { - return 0; - } - - $query = $this->query($this->_count_string.$this->protect_identifiers('numrows').' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE)); - if ($query == FALSE) - { - return 0; - } - - $row = $query->row(); - $this->_reset_select(); - return (int) $row->numrows; - } - - // -------------------------------------------------------------------- - - /** * Show table query * * Generates a platform-specific query string so that the table names can be fetched @@ -493,11 +468,12 @@ class CI_DB_oci8_driver extends CI_DB { */ protected function _list_tables($prefix_limit = FALSE) { - $sql = 'SELECT TABLE_NAME FROM ALL_TABLES'; + $sql = 'SELECT "TABLE_NAME" FROM "ALL_TABLES"'; - if ($prefix_limit !== FALSE && $this->dbprefix != '') + if ($prefix_limit !== FALSE && $this->dbprefix !== '') { - return $sql." WHERE TABLE_NAME LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr); + return $sql.' WHERE "TABLE_NAME" LIKE \''.$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); } return $sql; @@ -515,7 +491,7 @@ class CI_DB_oci8_driver extends CI_DB { */ protected function _list_columns($table = '') { - return 'SELECT COLUMN_NAME FROM all_tab_columns WHERE table_name = \''.$table.'\''; + return 'SELECT "COLUMN_NAME" FROM "all_tab_columns" WHERE "TABLE_NAME" = '.$this->escape($table); } // -------------------------------------------------------------------- @@ -530,7 +506,7 @@ class CI_DB_oci8_driver extends CI_DB { */ protected function _field_data($table) { - return 'SELECT * FROM '.$table.' WHERE rownum = 1'; + return 'SELECT * FROM '.$this->protect_identifiers($table).' WHERE rownum = 1'; } // -------------------------------------------------------------------- @@ -662,8 +638,8 @@ class CI_DB_oci8_driver extends CI_DB { protected function _limit($sql, $limit, $offset) { $this->limit_used = TRUE; - return 'SELECT * FROM (SELECT inner_query.*, rownum rnum FROM ('.$sql.') inner_query WHERE rownum < '.($offset + $limit).')' - .($offset != 0 ? ' WHERE rnum >= '.$offset : ''); + return 'SELECT * FROM (SELECT inner_query.*, rownum rnum FROM ('.$sql.') inner_query WHERE rownum < '.($offset + $limit + 1).')' + .($offset ? ' WHERE rnum >= '.($offset + 1): ''); } // -------------------------------------------------------------------- @@ -671,15 +647,14 @@ class CI_DB_oci8_driver extends CI_DB { /** * Close DB Connection * - * @param resource * @return void */ - protected function _close($conn_id) + protected function _close() { - @oci_close($conn_id); + @oci_close($this->conn_id); } } /* End of file oci8_driver.php */ -/* Location: ./system/database/drivers/oci8/oci8_driver.php */ +/* Location: ./system/database/drivers/oci8/oci8_driver.php */
\ No newline at end of file diff --git a/system/database/drivers/oci8/oci8_forge.php b/system/database/drivers/oci8/oci8_forge.php index bd265b6e0..92e8c02ed 100644 --- a/system/database/drivers/oci8/oci8_forge.php +++ b/system/database/drivers/oci8/oci8_forge.php @@ -73,11 +73,22 @@ class CI_DB_oci8_forge extends CI_DB_forge { { $attributes = array_change_key_case($attributes, CASE_UPPER); - $sql .= "\n\t".$this->db->protect_identifiers($field).' '.$attributes['TYPE'] - .((isset($attributes['UNSINGED']) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') - .(isset($attributes['DEFAULT']) ? " DEFAULT '".$attributes['DEFAULT']."'" : '') - .((isset($attributes['NULL']) && $attributes['NULL'] === TRUE) ? '' : ' NOT NULL') - .(isset($attributes['CONSTRAINT']) ? ' CONSTRAINT '.$attributes['CONSTRAINT'] : ''); + $sql .= "\n\t".$this->db->escape_identifiers($field).' '.$attributes['TYPE']; + + if (isset($attributes['UNSINGED']) && $attributes['UNSIGNED'] === TRUE) + { + $sql .= ' UNSIGNED'; + } + + if (isset($attributes['DEFAULT'])) + { + $sql .= " DEFAULT '".$attributes['DEFAULT']."'"; + } + + $sql .= (isset($attributes['NULL']) && $attributes['NULL'] === TRUE) + ? '' : ' NOT NULL'; + + empty($attributes['CONSTRAINT']) OR ' CONSTRAINT '.$attributes['CONSTRAINT']; } // don't add a comma on the end of the last field @@ -89,22 +100,16 @@ class CI_DB_oci8_forge extends CI_DB_forge { if (count($primary_keys) > 0) { - $primary_keys = $this->db->protect_identifiers($primary_keys); - $sql .= ",\n\tCONSTRAINT ".$table.' PRIMARY KEY ('.implode(', ', $primary_keys).')'; + $sql .= ",\n\tCONSTRAINT ".$table.' PRIMARY KEY ('.implode(', ', $this->db->escape_identifiers($primary_keys)).')'; } if (is_array($keys) && count($keys) > 0) { foreach ($keys as $key) { - if (is_array($key)) - { - $key = $this->db->protect_identifiers($key); - } - else - { - $key = array($this->db->protect_identifiers($key)); - } + $key = is_array($key) + ? $this->db->escape_identifiers($key) + : array($this->db->escape_identifiers($key)); $sql .= ",\n\tUNIQUE COLUMNS (".implode(', ', $key).')'; } @@ -132,7 +137,7 @@ class CI_DB_oci8_forge extends CI_DB_forge { */ protected function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') { - $sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '.$this->db->protect_identifiers($column_name); + $sql = 'ALTER TABLE '.$this->db->escape_identifiers($table).' '.$alter_type.' '.$this->db->escape_identifiers($column_name); // DROP has everything it needs now. if ($alter_type === 'DROP') @@ -141,9 +146,9 @@ class CI_DB_oci8_forge extends CI_DB_forge { } return $sql.' '.$column_definition - .($default_value != '' ? ' DEFAULT "'.$default_value.'"' : '') + .($default_value !== '' ? ' DEFAULT "'.$default_value.'"' : '') .($null === NULL ? ' NULL' : ' NOT NULL') - .($after_field != '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : ''); + .($after_field !== '' ? ' AFTER '.$this->db->escape_identifiers($after_field) : ''); } diff --git a/system/database/drivers/oci8/oci8_result.php b/system/database/drivers/oci8/oci8_result.php index 7b05e0a43..a2b600e6c 100644 --- a/system/database/drivers/oci8/oci8_result.php +++ b/system/database/drivers/oci8/oci8_result.php @@ -33,6 +33,7 @@ * @category Database * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ + * @since 1.4.1 */ class CI_DB_oci8_result extends CI_DB_result { @@ -41,14 +42,16 @@ class CI_DB_oci8_result extends CI_DB_result { public $limit_used; public $commit_mode; - /* Overwriting the parent here, so we have a way to know if it's - * already called or not: + /** + * Constructor + * + * @param object + * @return void */ - public $num_rows; - public function __construct(&$driver_object) { parent::__construct($driver_object); + $this->stmt_id = $driver_object->stmt_id; $this->curs_id = $driver_object->curs_id; $this->limit_used = $driver_object->limit_used; @@ -56,33 +59,6 @@ class CI_DB_oci8_result extends CI_DB_result { $driver_object->stmt_id = FALSE; } - /** - * Number of rows in the result set. - * - * Oracle doesn't have a graceful way to return the number of rows - * so we have to use what amounts to a hack. - * - * @return int - */ - public function num_rows() - { - if ( ! is_int($this->num_rows)) - { - if (count($this->result_array) > 0) - { - return $this->num_rows = count($this->result_array); - } - elseif (count($this->result_object) > 0) - { - return $this->num_rows = count($this->result_object); - } - - return $this->num_rows = count($this->result_array()); - } - - return $this->num_rows; - } - // -------------------------------------------------------------------- /** @@ -191,450 +167,27 @@ class CI_DB_oci8_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() - { - $id = ($this->curs_id) ? $this->curs_id : $this->stmt_id; - return oci_fetch_object($id); - } - - // -------------------------------------------------------------------- - - /** - * Query result. Array version. - * - * @return array - */ - public function result_array() + protected function _fetch_object($class_name = 'stdClass') { - if (count($this->result_array) > 0) - { - return $this->result_array; - } - elseif (count($this->result_object) > 0) - { - for ($i = 0, $c = count($this->result_object); $i < $c; $i++) - { - $this->result_array[$i] = (array) $this->result_object[$i]; - } - - return $this->result_array; - } - elseif (is_array($this->row_data)) - { - if (count($this->row_data) === 0) - { - return $this->result_array; - } - else - { - $row_index = count($this->row_data); - } - } - else - { - $row_index = 0; - $this->row_data = array(); - } - - $row = NULL; - while ($row = $this->_fetch_assoc()) - { - $this->row_data[$row_index++] = $row; - } - - return $this->result_array = $this->row_data; - } + $row = ($this->curs_id) + ? oci_fetch_object($this->curs_id) + : oci_fetch_object($this->stmt_id); - // -------------------------------------------------------------------- - - /** - * Query result. "object" version. - * - * @return array - */ - public function result_object() - { - if (count($this->result_object) > 0) - { - return $this->result_object; - } - elseif (count($this->result_array) > 0) - { - for ($i = 0, $c = count($this->result_array); $i < $c; $i++) - { - $this->result_object[] = (object) $this->result_array[$i]; - } - - return $this->result_object; - } - elseif (is_array($this->row_data)) - { - if (count($this->row_data) === 0) - { - return $this->result_object; - } - else - { - $row_index = count($this->row_data); - for ($i = 0; $i < $row_index; $i++) - { - $this->result_object[$i] = (object) $this->row_data[$i]; - } - } - } - else - { - $row_index = 0; - $this->row_data = array(); - } - - $row = NULL; - while ($row = $this->_fetch_object()) - { - $this->row_data[$row_index] = (array) $row; - $this->result_object[$row_index++] = $row; - } - - return $this->result_object; - } - - // -------------------------------------------------------------------- - - /** - * Query result. Custom object version. - * - * @param string class name used to instantiate rows to - * @return array - */ - public function custom_result_object($class_name) - { - if (isset($this->custom_result_object[$class_name])) - { - return $this->custom_result_object[$class_name]; - } - - if ( ! class_exists($class_name) OR $this->result_id === FALSE OR $this->num_rows() === 0) - { - return array(); - } - - /* Even if we didn't have result_array or result_object - * set prior to custom_result_object() being called, - * num_rows() has already done so. - * Pass by reference, as we don't know how - * large it might be and we don't want 1000 row - * sets being copied. - */ - if (count($this->result_array) > 0) - { - $data = &$this->result_array; - } - elseif (count($this->result_object) > 0) - { - $data = &$this->result_object; - } - - $this->custom_result_object[$class_name] = array(); - for ($i = 0, $c = count($data); $i < $c; $i++) - { - $this->custom_result_object[$class_name][$i] = new $class_name(); - foreach ($data[$i] as $key => $value) - { - $this->custom_result_object[$class_name][$i]->$key = $value; - } - } - - return $this->custom_result_object[$class_name]; - } - - // -------------------------------------------------------------------- - - /* Single row result. - * - * Acts as a wrapper for row_object(), row_array() - * and custom_row_object(). Also used by first_row(), next_row() - * and previous_row(). - * - * @param int row index - * @param string ('object', 'array' or a custom class name) - * @return mixed whatever was passed to the second parameter - */ - public function row($n = 0, $type = 'object') - { - if ($type === 'object') - { - return $this->row_object($n); - } - elseif ($type === 'array') - { - return $this->row_array($n); - } - - return $this->custom_row_object($n, $type); - } - - // -------------------------------------------------------------------- - - /* Single row result. Array version. - * - * @param int row index - * @return array - */ - public function row_array($n = 0) - { - // Make sure $n is not a string - if ( ! is_int($n)) - { - $n = (int) $n; - } - - /* If row_data is initialized, it means that we've already tried - * (at least) to fetch some data, so ... check if we already have - * this row. - */ - if (is_array($this->row_data)) - { - /* If we already have row_data[$n] - return it. - * - * If we enter the elseif, there's a number of reasons to - * return an empty array: - * - * - count($this->row_data) === 0 means there are no results - * - num_rows being set, result_array and/or result_object - * having count() > 0 means that we've already fetched all - * data and $n is greater than our highest row index available - * - $n < $this->current_row means that if such row existed, - * we would've already returned it, therefore $n is an - * invalid index - */ - if (isset($this->row_data[$n])) // We already have this row - { - $this->current_row = $n; - return $this->row_data[$n]; - } - elseif (count($this->row_data) === 0 OR is_int($this->num_rows) - OR count($this->result_array) > 0 OR count($this->result_object) > 0 - OR $n < $this->current_row) - { - // No such row exists - return array(); - } - - // Get the next row index that would actually need to be fetched - $current_row = ($this->current_row < count($this->row_data)) ? count($this->row_data) : $this->current_row + 1; - } - else - { - $current_row = $this->current_row = 0; - $this->row_data = array(); - } - - /* Fetch more data, if available - * - * NOTE: Operator precedence is important here, if you change - * 'AND' with '&&' - it WILL BREAK the results, as - * $row will be assigned the scalar value of both - * expressions! - */ - while ($row = $this->_fetch_assoc() AND $current_row <= $n) - { - $this->row_data[$current_row++] = $row; - } - - // This would mean that there's no (more) data to fetch - if ( ! is_array($this->row_data) OR ! isset($this->row_data[$n])) - { - // Cache what we already have - if (is_array($this->row_data)) - { - $this->num_rows = count($this->row_data); - /* Usually, row_data could have less elements than result_array, - * but at this point - they should be exactly the same. - */ - $this->result_array = $this->row_data; - } - else - { - $this->num_rows = 0; - } - - return array(); - } - - $this->current_row = $n; - return $this->row_data[$n]; - } - - // -------------------------------------------------------------------- - - /* Single row result. Object version. - * - * @param int row index - * @return mixed object if row found; empty array if not - */ - public function row_object($n = 0) - { - // Make sure $n is not a string - if ( ! is_int($n)) - { - $n = (int) $n; - } - /* Logic here is exactly the same as in row_array, - * except we have to cast row_data[$n] to an object. - * - * If we already have result_object though - we can - * directly return from it. - */ - if (isset($this->result_object[$n])) - { - $this->current_row = $n; - // Set this, if not already done. - if ( ! is_int($this->num_rows)) - { - $this->num_rows = count($this->result_object); - } - - return $this->result_object[$n]; - } - - $row = $this->row_array($n); - // Cast only if the row exists - if (count($row) > 0) - { - $this->current_row = $n; - return (object) $row; - } - - return array(); - } - - // -------------------------------------------------------------------- - - /* Single row result. Custom object version. - * - * @param int row index - * @param string custom class name - * @return mixed custom object if row found; empty array otherwise - */ - public function custom_row_object($n = 0, $class_name) - { - // Make sure $n is not a string - if ( ! is_int($n)) - { - $n = (int) $n; - } - - if (array_key_exists($class_name, $this->custom_result_object)) - { - /* We already have a the whole result set with this class_name, - * return the specified row if it exists, and an empty array if - * it doesn't. - */ - if (isset($this->custom_result_object[$class_name][$n])) - { - $this->current_row = $n; - return $this->custom_result_object[$class_name][$n]; - } - else - { - return array(); - } - } - elseif ( ! class_exists($class_name)) // No such class exists - { - return array(); - } - - $row = $this->row_array($n); - // An array would mean that the row doesn't exist - if (is_array($row)) + if ($class_name === 'stdClass' OR ! $row) { return $row; } - // Convert to the desired class and return - $row_object = new $class_name(); + $class_name = new $class_name(); foreach ($row as $key => $value) { - $row_object->$key = $value; + $class_name->$key = $value; } - $this->current_row = $n; - return $row_object; - } - - // -------------------------------------------------------------------- - - /* First row result. - * - * @param string ('object', 'array' or a custom class name) - * @return mixed whatever was passed to the second parameter - */ - public function first_row($type = 'object') - { - return $this->row(0, $type); - } - - // -------------------------------------------------------------------- - - /* Last row result. - * - * @param string ('object', 'array' or a custom class name) - * @return mixed whatever was passed to the second parameter - */ - public function last_row($type = 'object') - { - $result = &$this->result($type); - if ( ! isset($this->num_rows)) - { - $this->num_rows = count($result); - } - $this->current_row = $this->num_rows - 1; - return $result[$this->current_row]; - } - - // -------------------------------------------------------------------- - - /* Next row result. - * - * @param string ('object', 'array' or a custom class name) - * @return mixed whatever was passed to the second parameter - */ - public function next_row($type = 'object') - { - if (is_array($this->row_data)) - { - $count = count($this->row_data); - if ($this->current_row > $count OR ($this->current_row === 0 && $count === 0)) - { - $n = $count; - } - else - { - $n = $this->current_row + 1; - } - } - else - { - $n = 0; - } - - return $this->row($n, $type); - } - - // -------------------------------------------------------------------- - - /* Previous row result. - * - * @param string ('object', 'array' or a custom class name) - * @return mixed whatever was passed to the second parameter - */ - public function previous_row($type = 'object') - { - $n = ($this->current_row !== 0) ? $this->current_row - 1 : 0; - return $this->row($n, $type); + return $class_name; } // -------------------------------------------------------------------- diff --git a/system/database/drivers/odbc/odbc_driver.php b/system/database/drivers/odbc/odbc_driver.php index e36f2d233..fbf6a4cb1 100644 --- a/system/database/drivers/odbc/odbc_driver.php +++ b/system/database/drivers/odbc/odbc_driver.php @@ -45,16 +45,8 @@ class CI_DB_odbc_driver extends CI_DB { // the character used to excape - not necessary for ODBC protected $_escape_char = ''; - // clause and character used for LIKE escape sequences protected $_like_escape_str = " {escape '%s'} "; - protected $_like_escape_chr = '!'; - /** - * The syntax to count rows is slightly different across different - * database engines, so this string appears in each driver and is - * used for the count_all() and count_all_results() functions. - */ - protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword; public function __construct($params) @@ -64,7 +56,7 @@ class CI_DB_odbc_driver extends CI_DB { $this->_random_keyword = ' RND('.time().')'; // database specific random keyword // Legacy support for DSN in the hostname field - if ($this->dsn == '') + if (empty($this->dsn)) { $this->dsn = $this->hostname; } @@ -114,13 +106,8 @@ class CI_DB_odbc_driver extends CI_DB { */ public function trans_begin($test_mode = FALSE) { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -128,7 +115,7 @@ class CI_DB_odbc_driver extends CI_DB { // Reset the transaction failure flag. // If the $test_mode flag is set to TRUE transactions will be rolled back // even if the queries produce a successful result. - $this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE; + $this->_trans_failure = ($test_mode === TRUE); return odbc_autocommit($this->conn_id, FALSE); } @@ -142,13 +129,8 @@ class CI_DB_odbc_driver extends CI_DB { */ public function trans_commit() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -167,13 +149,8 @@ class CI_DB_odbc_driver extends CI_DB { */ public function trans_rollback() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -204,7 +181,6 @@ class CI_DB_odbc_driver extends CI_DB { return $str; } - // ODBC doesn't require escaping $str = remove_invisible_characters($str); // escape LIKE condition wildcards @@ -245,36 +221,6 @@ class CI_DB_odbc_driver extends CI_DB { // -------------------------------------------------------------------- /** - * "Count All" query - * - * Generates a platform-specific query string that counts all records in - * the specified database - * - * @param string - * @return string - */ - public function count_all($table = '') - { - if ($table == '') - { - return 0; - } - - $query = $this->query($this->_count_string . $this->protect_identifiers('numrows') . " FROM " . $this->protect_identifiers($table, TRUE, NULL, FALSE)); - - if ($query->num_rows() == 0) - { - return 0; - } - - $row = $query->row(); - $this->_reset_select(); - return (int) $row->numrows; - } - - // -------------------------------------------------------------------- - - /** * Show table query * * Generates a platform-specific query string so that the table names can be fetched @@ -284,9 +230,9 @@ class CI_DB_odbc_driver extends CI_DB { */ protected function _list_tables($prefix_limit = FALSE) { - $sql = "SHOW TABLES FROM `".$this->database."`"; + $sql = 'SHOW TABLES FROM '.$this->database; - if ($prefix_limit !== FALSE AND $this->dbprefix != '') + if ($prefix_limit !== FALSE && $this->dbprefix !== '') { //$sql .= " LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr); return FALSE; // not currently supported @@ -307,7 +253,7 @@ class CI_DB_odbc_driver extends CI_DB { */ protected function _list_columns($table = '') { - return "SHOW COLUMNS FROM ".$table; + return 'SHOW COLUMNS FROM '.$table; } // -------------------------------------------------------------------- @@ -322,7 +268,7 @@ class CI_DB_odbc_driver extends CI_DB { */ protected function _field_data($table) { - return "SELECT TOP 1 FROM ".$table; + return 'SELECT TOP 1 FROM '.$table; } // -------------------------------------------------------------------- @@ -353,12 +299,7 @@ class CI_DB_odbc_driver extends CI_DB { */ protected function _from_tables($tables) { - if ( ! is_array($tables)) - { - $tables = array($tables); - } - - return '('.implode(', ', $tables).')'; + return is_array($tables) ? implode(', ', $tables) : $tables; } // -------------------------------------------------------------------- @@ -382,35 +323,16 @@ class CI_DB_odbc_driver extends CI_DB { // -------------------------------------------------------------------- /** - * Limit string - * - * Generates a platform-specific LIMIT clause - * - * @param string the sql query string - * @param int the number of rows to limit the query to - * @param int the offset value - * @return string - */ - protected function _limit($sql, $limit, $offset) - { - // Does ODBC doesn't use the LIMIT clause? - return $sql; - } - - // -------------------------------------------------------------------- - - /** * Close DB Connection * - * @param resource * @return void */ - protected function _close($conn_id) + protected function _close() { - @odbc_close($conn_id); + @odbc_close($this->conn_id); } } /* End of file odbc_driver.php */ -/* Location: ./system/database/drivers/odbc/odbc_driver.php */ +/* Location: ./system/database/drivers/odbc/odbc_driver.php */
\ No newline at end of file diff --git a/system/database/drivers/odbc/odbc_forge.php b/system/database/drivers/odbc/odbc_forge.php index d59b8a911..d17b046ee 100644 --- a/system/database/drivers/odbc/odbc_forge.php +++ b/system/database/drivers/odbc/odbc_forge.php @@ -34,7 +34,6 @@ */ class CI_DB_odbc_forge extends CI_DB_forge { - protected $_drop_database = 'DROP DATABASE %s'; protected $_drop_table = 'DROP TABLE %s'; /** @@ -66,41 +65,30 @@ class CI_DB_odbc_forge extends CI_DB_forge { // entered the field information, so we'll simply add it to the list if (is_numeric($field)) { - $sql .= "\n\t$attributes"; + $sql .= "\n\t".$attributes; } else { $attributes = array_change_key_case($attributes, CASE_UPPER); - $sql .= "\n\t".$this->db->protect_identifiers($field); + $sql .= "\n\t".$this->db->escape_identifiers($field).' '.$attributes['TYPE']; - $sql .= ' '.$attributes['TYPE']; + empty($attributes['CONSTRAINT']) OR $sql .= '('.$attributes['CONSTRAINT'].')'; - if (array_key_exists('CONSTRAINT', $attributes)) - { - $sql .= '('.$attributes['CONSTRAINT'].')'; - } - - if (array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) + if ( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) { $sql .= ' UNSIGNED'; } - if (array_key_exists('DEFAULT', $attributes)) + if (isset($attributes['DEFAULT'])) { - $sql .= ' DEFAULT \''.$attributes['DEFAULT'].'\''; + $sql .= " DEFAULT '".$attributes['DEFAULT']."'"; } - if (array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; - } + $sql .= ( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) + ? ' NULL' : ' NOT NULL'; - if (array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) + if ( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) { $sql .= ' AUTO_INCREMENT'; } @@ -115,30 +103,22 @@ class CI_DB_odbc_forge extends CI_DB_forge { if (count($primary_keys) > 0) { - $primary_keys = $this->db->protect_identifiers($primary_keys); - $sql .= ",\n\tPRIMARY KEY (" . implode(', ', $primary_keys) . ")"; + $sql .= ",\n\tPRIMARY KEY (".implode(', ', $this->escape_identifiers($primary_keys)).')'; } if (is_array($keys) && count($keys) > 0) { foreach ($keys as $key) { - if (is_array($key)) - { - $key = $this->db->protect_identifiers($key); - } - else - { - $key = array($this->db->protect_identifiers($key)); - } + $key = is_array($key) + ? $this->db->escape_identifiers($key) + : array($this->db->escape_identifiers($key)); - $sql .= ",\n\tFOREIGN KEY (" . implode(', ', $key) . ")"; + $sql .= ",\n\tFOREIGN KEY (".implode(', ', $key).')'; } } - $sql .= "\n)"; - - return $sql; + return $sql."\n)"; } // -------------------------------------------------------------------- @@ -160,37 +140,18 @@ class CI_DB_odbc_forge extends CI_DB_forge { */ protected function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') { - $sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '.$this->db->protect_identifiers($column_name); + $sql = 'ALTER TABLE '.$this->db->escape_identifiers($table).' '.$alter_type.' '.$this->db->escape_identifiers($column_name); // DROP has everything it needs now. - if ($alter_type == 'DROP') + if ($alter_type === 'DROP') { return $sql; } - $sql .= " $column_definition"; - - if ($default_value != '') - { - $sql .= " DEFAULT \"$default_value\""; - } - - if ($null === NULL) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; - } - - if ($after_field != '') - { - return $sql.' AFTER '.$this->db->protect_identifiers($after_field); - } - - return $sql; - + return $sql.' '.$column_definition + .($default_value != '' ? ' DEFAULT "'.$default_value.'"' : '') + .($null === NULL ? ' NULL' : ' NOT NULL') + .($after_field != '' ? ' AFTER '.$this->db->escape_identifiers($after_field) : ''); } } diff --git a/system/database/drivers/odbc/odbc_result.php b/system/database/drivers/odbc/odbc_result.php index ecba5977e..48dc48dd9 100644 --- a/system/database/drivers/odbc/odbc_result.php +++ b/system/database/drivers/odbc/odbc_result.php @@ -33,11 +33,10 @@ * @category Database * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ + * @since 1.3 */ class CI_DB_odbc_result extends CI_DB_result { - public $num_rows; - /** * Number of rows in the result set * @@ -49,14 +48,22 @@ class CI_DB_odbc_result extends CI_DB_result { { return $this->num_rows; } + elseif (($this->num_rows = @odbc_num_rows($this->result_id)) !== -1) + { + return $this->num_rows; + } // Work-around for ODBC subdrivers that don't support num_rows() - if (($this->num_rows = @odbc_num_rows($this->result_id)) === -1) + if (count($this->result_array) > 0) { - $this->num_rows = count($this->result_array()); + return $this->num_rows = count($this->result_array); + } + elseif (count($this->result_object) > 0) + { + return $this->num_rows = count($this->result_object); } - return $this->num_rows; + return $this->num_rows = count($this->result_array()); } // -------------------------------------------------------------------- @@ -148,14 +155,7 @@ class CI_DB_odbc_result extends CI_DB_result { */ protected function _fetch_assoc() { - if (function_exists('odbc_fetch_array')) - { - return odbc_fetch_array($this->result_id); - } - else - { - return $this->_odbc_fetch_array($this->result_id); - } + return odbc_fetch_array($this->result_id); } // -------------------------------------------------------------------- @@ -165,141 +165,93 @@ class CI_DB_odbc_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() + protected function _fetch_object($class_name = 'stdClass') { - if (function_exists('odbc_fetch_object')) - { - return odbc_fetch_object($this->result_id); - } - else + $row = odbc_fetch_object($this->result_id); + + if ($class_name === 'stdClass' OR ! $row) { - return $this->_odbc_fetch_object($this->result_id); + return $row; } - } - - // -------------------------------------------------------------------- - /** - * Result - object - * - * subsititutes the odbc_fetch_object function when - * not available (odbc_fetch_object requires unixODBC) - * - * @return object - */ - protected function _odbc_fetch_object(& $odbc_result) - { - $rs = array(); - $rs_obj = FALSE; - if (odbc_fetch_into($odbc_result, $rs)) + $class_name = new $class_name(); + foreach ($row as $key => $value) { - foreach ($rs as $k => $v) - { - $field_name = odbc_field_name($odbc_result, $k+1); - $rs_obj->$field_name = $v; - } + $class_name->$key = $value; } - return $rs_obj; + + return $class_name; } - // -------------------------------------------------------------------- +} + +// -------------------------------------------------------------------- +if ( ! function_exists('odbc_fetch_array')) +{ /** - * Result - array + * ODBC Fetch array * - * subsititutes the odbc_fetch_array function when - * not available (odbc_fetch_array requires unixODBC) + * Emulates the native odbc_fetch_array() function when + * it is not available (odbc_fetch_array() requires unixODBC) * + * @param resource + * @param int * @return array */ - protected function _odbc_fetch_array(& $odbc_result) + function odbc_fetch_array(& $result, $rownumber = 1) { $rs = array(); - $rs_assoc = FALSE; - if (odbc_fetch_into($odbc_result, $rs)) + if ( ! odbc_fetch_into($result, $rs, $rownumber)) { - $rs_assoc = array(); - foreach ($rs as $k => $v) - { - $field_name = odbc_field_name($odbc_result, $k+1); - $rs_assoc[$field_name] = $v; - } + return FALSE; } - return $rs_assoc; - } - // -------------------------------------------------------------------- - - /** - * Query result. Array version. - * - * @return array - */ - public function result_array() - { - if (count($this->result_array) > 0) - { - return $this->result_array; - } - elseif (($c = count($this->result_object)) > 0) - { - for ($i = 0; $i < $c; $i++) - { - $this->result_array[$i] = (array) $this->result_object[$i]; - } - } - elseif ($this->result_id === FALSE) + $rs_assoc = array(); + foreach ($rs as $k => $v) { - return array(); - } - else - { - while ($row = $this->_fetch_assoc()) - { - $this->result_array[] = $row; - } + $field_name = odbc_field_name($result, $k+1); + $rs_assoc[$field_name] = $v; } - return $this->result_array; + return $rs_assoc; } +} - // -------------------------------------------------------------------- +// -------------------------------------------------------------------- +if ( ! function_exists('odbc_fetch_object')) +{ /** - * Query result. Object version. + * ODBC Fetch object * - * @return array + * Emulates the native odbc_fetch_object() function when + * it is not available. + * + * @param resource + * @param int + * @return object */ - public function result_object() + function odbc_fetch_object(& $result, $rownumber = 1) { - if (count($this->result_object) > 0) - { - return $this->result_object; - } - elseif (($c = count($this->result_array)) > 0) - { - for ($i = 0; $i < $c; $i++) - { - $this->result_object[$i] = (object) $this->result_array[$i]; - } - } - elseif ($this->result_id === FALSE) + $rs = array(); + if ( ! odbc_fetch_into($result, $rs, $rownumber)) { - return array(); + return FALSE; } - else + + $rs_object = new stdClass(); + foreach ($rs as $k => $v) { - while ($row = $this->_fetch_object()) - { - $this->result_object[] = $row; - } + $field_name = odbc_field_name($result, $k+1); + $rs_object->$field_name = $v; } - return $this->result_object; + return $rs_object; } - } /* End of file odbc_result.php */ diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index 89e69676d..0ffe3bc13 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -42,145 +42,62 @@ class CI_DB_pdo_driver extends CI_DB { public $dbdriver = 'pdo'; - // the character used to excape - not necessary for PDO - protected $_escape_char = ''; + // The character used to escaping + protected $_escape_char = '"'; - // clause and character used for LIKE escape sequences - protected $_like_escape_str = " ESCAPE '%s' "; - protected $_like_escape_chr = '!'; - - /** - * The syntax to count rows is slightly different across different - * database engines, so this string appears in each driver and is - * used for the count_all() and count_all_results() functions. - */ - protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword; - // need to track the pdo driver and options - public $pdodriver; + public $trans_enabled = FALSE; + + // need to track the PDO options public $options = array(); + /** + * Constructor + * + * Validates the DSN string and/or detects the subdriver + * + * @param array + * @return void + */ public function __construct($params) { parent::__construct($params); - if (preg_match('/([^;]+):/', $this->dsn, $match) && count($match) == 2) + if (preg_match('/([^;]+):/', $this->dsn, $match) && count($match) === 2) { // If there is a minimum valid dsn string pattern found, we're done // This is for general PDO users, who tend to have a full DSN string. - $this->pdodriver = end($match); + $this->subdriver = $match[1]; + return; } - else + // Legacy support for DSN specified in the hostname field + elseif (preg_match('/([^;]+):/', $this->hostname, $match) && count($match) === 2) { - // Try to build a complete DSN string from params - $this->_connect_string($params); + $this->dsn = $this->hostname; + $this->hostname = NULL; + $this->subdriver = $match[1]; + return; } - - // clause and character used for LIKE escape sequences - // this one depends on the driver being used - if ($this->pdodriver == 'mysql') + elseif (in_array($this->subdriver, array('mssql', 'sybase'), TRUE)) { - $this->_escape_char = '`'; - $this->_like_escape_str = ''; - $this->_like_escape_chr = ''; + $this->subdriver = 'dblib'; } - elseif ($this->pdodriver == 'odbc') + elseif ($this->subdriver === '4D') { - $this->_like_escape_str = " {escape '%s'} "; + $this->subdriver = '4d'; } - elseif ( ! in_array($this->pdodriver, array('sqlsrv', 'mssql', 'dblib', 'sybase'))) + elseif ( ! in_array($this->subdriver, array('4d', 'cubrid', 'dblib', 'firebird', 'ibm', 'informix', 'mysql', 'oci', 'odbc', 'sqlite', 'sqlsrv'), TRUE)) { - $this->_escape_char = '"'; - } - - $this->trans_enabled = FALSE; - $this->_random_keyword = ' RND('.time().')'; // database specific random keyword - } + log_message('error', 'PDO: Invalid or non-existent subdriver'); - /** - * Connection String - * - * @param array - * @return void - */ - protected function _connect_string($params) - { - if (strpos($this->hostname, ':')) - { - // hostname generally would have this prototype - // $db['hostname'] = 'pdodriver:host(/Server(/DSN))=hostname(/DSN);'; - // We need to get the prefix (pdodriver used by PDO). - $dsnarray = explode(':', $this->hostname); - $this->pdodriver = $dsnarray[0]; - - // End dsn with a semicolon for extra backward compability - // if database property was not empty. - if ( ! empty($this->database)) + if ($this->db_debug) { - $this->dsn .= rtrim($this->hostname, ';').';'; + show_error('Invalid or non-existent PDO subdriver'); } } - else - { - // Invalid DSN, display an error - if ( ! array_key_exists('pdodriver', $params)) - { - show_error('Invalid DB Connection String for PDO'); - } - - // Assuming that the following DSN string format is used: - // $dsn = 'pdo://username:password@hostname:port/database?pdodriver=pgsql'; - $this->dsn = $this->pdodriver.':'; - - // Add hostname to the DSN for databases that need it - if ( ! empty($this->hostname) - && strpos($this->hostname, ':') === FALSE - && in_array($this->pdodriver, array('informix', 'mysql', 'pgsql', 'sybase', 'mssql', 'dblib', 'cubrid'))) - { - $this->dsn .= 'host='.$this->hostname.';'; - } - // Add a port to the DSN for databases that can use it - if ( ! empty($this->port) && in_array($this->pdodriver, array('informix', 'mysql', 'pgsql', 'ibm', 'cubrid'))) - { - $this->dsn .= 'port='.$this->port.';'; - } - } - - // Add the database name to the DSN, if needed - if (stripos($this->dsn, 'dbname') === FALSE - && in_array($this->pdodriver, array('4D', 'pgsql', 'mysql', 'firebird', 'sybase', 'mssql', 'dblib', 'cubrid'))) - { - $this->dsn .= 'dbname='.$this->database.';'; - } - elseif (stripos($this->dsn, 'database') === FALSE && in_array($this->pdodriver, array('ibm', 'sqlsrv'))) - { - if (stripos($this->dsn, 'dsn') === FALSE) - { - $this->dsn .= 'database='.$this->database.';'; - } - } - elseif ($this->pdodriver === 'sqlite' && $this->dsn === 'sqlite:') - { - if ($this->database !== ':memory') - { - if ( ! file_exists($this->database)) - { - show_error('Invalid DB Connection string for PDO SQLite'); - } - - $this->dsn .= (strpos($this->database, DIRECTORY_SEPARATOR) !== 0) ? DIRECTORY_SEPARATOR : ''; - } - - $this->dsn .= $this->database; - } - - // Add charset to the DSN, if needed - if ( ! empty($this->char_set) && in_array($this->pdodriver, array('4D', 'mysql', 'sybase', 'mssql', 'dblib', 'oci'))) - { - $this->dsn .= 'charset='.$this->char_set.';'; - } + $this->dsn = NULL; } // -------------------------------------------------------------------- @@ -188,11 +105,27 @@ class CI_DB_pdo_driver extends CI_DB { /** * Non-persistent database connection * + * @param bool * @return object */ - public function db_connect() + public function db_connect($persistent = FALSE) { - return $this->_pdo_connect(); + $this->options[PDO::ATTR_PERSISTENT] = $persistent; + + // Connecting... + try + { + return @new PDO($this->dsn, $this->username, $this->password, $this->options); + } + catch (PDOException $e) + { + if ($this->db_debug && empty($this->failover)) + { + $this->display_error($e->getMessage(), '', TRUE); + } + + return FALSE; + } } // -------------------------------------------------------------------- @@ -204,66 +137,37 @@ class CI_DB_pdo_driver extends CI_DB { */ public function db_pconnect() { - return $this->_pdo_connect(TRUE); + return $this->db_connect(TRUE); } // -------------------------------------------------------------------- /** - * PDO connection + * Database version number * - * @param bool - * @return object + * @return string */ - protected function _pdo_connect($persistent = FALSE) + public function version() { - $this->options[PDO::ATTR_ERRMODE] = PDO::ERRMODE_SILENT; - $persistent === FALSE OR $this->options[PDO::ATTR_PERSISTENT] = TRUE; - - /* Prior to PHP 5.3.6, even if the charset was supplied in the DSN - * on connect - it was ignored. This is a work-around for the issue. - * - * Reference: http://www.php.net/manual/en/ref.pdo-mysql.connection.php - */ - if ($this->pdodriver === 'mysql' && ! is_php('5.3.6') && ! empty($this->char_set)) + if (isset($this->data_cache['version'])) { - $this->options[PDO::MYSQL_ATTR_INIT_COMMAND] = 'SET NAMES '.$this->char_set - .( ! empty($this->db_collat) ? " COLLATE '".$this->dbcollat."'" : ''); + return $this->data_cache['version']; } - // Connecting... + // Not all subdrivers support the getAttribute() method try { - return new PDO($this->dsn, $this->username, $this->password, $this->options); + return $this->data_cache['version'] = $this->conn_id->getAttribute(PDO::ATTR_SERVER_VERSION); } catch (PDOException $e) { - if ($this->db_debug && empty($this->failover)) - { - $this->display_error($e->getMessage(), '', TRUE); - } - - return FALSE; + return parent::version(); } } // -------------------------------------------------------------------- /** - * Database version number - * - * @return string - */ - public function version() - { - return isset($this->data_cache['version']) - ? $this->data_cache['version'] - : $this->data_cache['version'] = $this->conn_id->getAttribute(PDO::ATTR_SERVER_VERSION); - } - - // -------------------------------------------------------------------- - - /** * Execute the query * * @param string an SQL query @@ -358,7 +262,7 @@ class CI_DB_pdo_driver extends CI_DB { $str = $this->conn_id->quote($str); // If there are duplicated quotes, trim them away - if (strpos($str, "'") === 0) + if ($str[0] === "'") { $str = substr($str, 1, -1); } @@ -396,101 +300,12 @@ class CI_DB_pdo_driver extends CI_DB { */ public function insert_id($name = NULL) { - if ($this->pdodriver === 'pgsql' && $name === NULL && $this->version() >= '8.1') - { - $query = $this->query('SELECT LASTVAL() AS ins_id'); - $query = $query->row(); - return $query->ins_id; - } - return $this->conn_id->lastInsertId($name); } // -------------------------------------------------------------------- /** - * "Count All" query - * - * Generates a platform-specific query string that counts all records in - * the specified database - * - * @param string - * @return string - */ - public function count_all($table = '') - { - if ($table == '') - { - return 0; - } - - $sql = $this->_count_string.$this->protect_identifiers('numrows').' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE); - $query = $this->query($sql); - - if ($query->num_rows() == 0) - { - return 0; - } - - $row = $query->row(); - $this->_reset_select(); - - return (int) $row->numrows; - } - - // -------------------------------------------------------------------- - - /** - * Show table query - * - * Generates a platform-specific query string so that the table names can be fetched - * - * @param bool - * @return string - */ - protected function _list_tables($prefix_limit = FALSE) - { - if ($this->pdodriver == 'pgsql') - { - // Analog function to show all tables in postgre - $sql = "SELECT * FROM information_schema.tables WHERE table_schema = 'public'"; - } - elseif ($this->pdodriver == 'sqlite') - { - // Analog function to show all tables in sqlite - $sql = "SELECT name FROM sqlite_master WHERE type='table' AND name NOT LIKE 'sqlite_%'"; - } - else - { - $sql = 'SHOW TABLES FROM '.$this->escape_identifiers($this->database); - } - - if ($prefix_limit !== FALSE AND $this->dbprefix != '') - { - return FALSE; - } - - return $sql; - } - - // -------------------------------------------------------------------- - - /** - * Show column query - * - * Generates a platform-specific query string so that the column names can be fetched - * - * @param string the table name - * @return string - */ - protected function _list_columns($table = '') - { - return 'SHOW COLUMNS FROM '.$this->escape_identifiers($table); - } - - // -------------------------------------------------------------------- - - /** * Field data query * * Generates a platform-specific query so that the column data can be retrieved @@ -500,23 +315,7 @@ class CI_DB_pdo_driver extends CI_DB { */ protected function _field_data($table) { - if ($this->pdodriver == 'mysql' or $this->pdodriver == 'pgsql') - { - // Analog function for mysql and postgre - return 'SELECT * FROM '.$this->escape_identifiers($table).' LIMIT 1'; - } - elseif ($this->pdodriver == 'oci') - { - // Analog function for oci - return 'SELECT * FROM '.$this->escape_identifiers($table).' WHERE ROWNUM <= 1'; - } - elseif ($this->pdodriver == 'sqlite') - { - // Analog function for sqlite - return 'PRAGMA table_info('.$this->escape_identifiers($table).')'; - } - - return 'SELECT TOP 1 FROM '.$this->escape_identifiers($table); + return 'SELECT TOP 1 * FROM '.$this->protect_identifiers($table); } // -------------------------------------------------------------------- @@ -551,27 +350,6 @@ class CI_DB_pdo_driver extends CI_DB { // -------------------------------------------------------------------- /** - * From Tables - * - * This function implicitly groups FROM tables so there is no confusion - * about operator precedence in harmony with SQL standards - * - * @param array - * @return string - */ - protected function _from_tables($tables) - { - if ( ! is_array($tables)) - { - $tables = array($tables); - } - - return (count($tables) === 1) ? $tables[0] : '('.implode(', ', $tables).')'; - } - - // -------------------------------------------------------------------- - - /** * Update_Batch statement * * Generates a platform-specific batch update string from the supplied data @@ -583,8 +361,8 @@ class CI_DB_pdo_driver extends CI_DB { */ protected function _update_batch($table, $values, $index, $where = NULL) { - $ids = array(); - $where = ($where != '' && count($where) >=1) ? implode(" ", $where).' AND ' : ''; + $ids = array(); + $where = ($where !== '' && count($where) >=1) ? implode(' ', $where).' AND ' : ''; foreach ($values as $key => $val) { @@ -592,7 +370,7 @@ class CI_DB_pdo_driver extends CI_DB { foreach (array_keys($val) as $field) { - if ($field != $index) + if ($field !== $index) { $final[$field][] = 'WHEN '.$index.' = '.$val[$index].' THEN '.$val[$field]; } @@ -635,49 +413,7 @@ class CI_DB_pdo_driver extends CI_DB { */ protected function _truncate($table) { - return 'DELETE FROM '.$table; - } - - // -------------------------------------------------------------------- - - /** - * Limit string - * - * Generates a platform-specific LIMIT clause - * - * @param string the sql query string - * @param int the number of rows to limit the query to - * @param int the offset value - * @return string - */ - protected function _limit($sql, $limit, $offset) - { - if ($this->pdodriver == 'cubrid' OR $this->pdodriver == 'sqlite') - { - $offset = ($offset == 0) ? '' : $offset.', '; - - return $sql.'LIMIT '.$offset.$limit; - } - else - { - $sql .= 'LIMIT '.$limit; - $sql .= ($offset > 0) ? ' OFFSET '.$offset : ''; - - return $sql; - } - } - - // -------------------------------------------------------------------- - - /** - * Close DB Connection - * - * @param object - * @return void - */ - protected function _close($conn_id) - { - $this->conn_id = NULL; + return 'TRUNCATE TABLE '.$table; } } diff --git a/system/database/drivers/pdo/pdo_forge.php b/system/database/drivers/pdo/pdo_forge.php index ca8657a0f..34a6ee44e 100644 --- a/system/database/drivers/pdo/pdo_forge.php +++ b/system/database/drivers/pdo/pdo_forge.php @@ -34,7 +34,6 @@ */ class CI_DB_pdo_forge extends CI_DB_forge { - protected $_drop_database = 'DROP DATABASE %s'; protected $_drop_table = 'DROP TABLE %s'; /** @@ -66,46 +65,38 @@ class CI_DB_pdo_forge extends CI_DB_forge { // entered the field information, so we'll simply add it to the list if (is_numeric($field)) { - $sql .= "\n\t$attributes"; + $sql .= "\n\t".$attributes; } else { $attributes = array_change_key_case($attributes, CASE_UPPER); - $numeric = array('SERIAL', 'INTEGER'); + $numeric = array('SERIAL', 'INTEGER'); - $sql .= "\n\t".$this->db->protect_identifiers($field); + $sql .= "\n\t".$this->db->escape_identifiers($field).' '.$attributes['TYPE']; - $sql .= ' '.$attributes['TYPE']; - - if (array_key_exists('CONSTRAINT', $attributes)) + if ( ! empty($attributes['CONSTRAINT'])) { // Exception for Postgre numeric which not too happy with constraint within those type - if ( ! ($this->db->pdodriver == 'pgsql' && in_array($attributes['TYPE'], $numeric))) + if ( ! ($this->db->subdriver === 'pgsql' && in_array($attributes['TYPE'], $numeric))) { $sql .= '('.$attributes['CONSTRAINT'].')'; } } - if (array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) + if ( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) { $sql .= ' UNSIGNED'; } - if (array_key_exists('DEFAULT', $attributes)) + if (isset($attributes['DEFAULT'])) { - $sql .= ' DEFAULT \''.$attributes['DEFAULT'].'\''; + $sql .= " DEFAULT '".$attributes['DEFAULT']."'"; } - if (array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; - } + $sql .= ( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) + ? ' NULL' : ' NOT NULL'; - if (array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) + if ( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) { $sql .= ' AUTO_INCREMENT'; } @@ -120,30 +111,22 @@ class CI_DB_pdo_forge extends CI_DB_forge { if (count($primary_keys) > 0) { - $primary_keys = $this->db->protect_identifiers($primary_keys); - $sql .= ",\n\tPRIMARY KEY (" . implode(', ', $primary_keys) . ")"; + $sql .= ",\n\tPRIMARY KEY (".implode(', ', $this->db->escape_identifiers($primary_keys)).')'; } if (is_array($keys) && count($keys) > 0) { foreach ($keys as $key) { - if (is_array($key)) - { - $key = $this->db->protect_identifiers($key); - } - else - { - $key = array($this->db->protect_identifiers($key)); - } + $key = is_array($key) + ? $this->db->escape_identifiers($key) + : array($this->db->escape_identifiers($key)); - $sql .= ",\n\tFOREIGN KEY (" . implode(', ', $key) . ")"; + $sql .= ",\n\tFOREIGN KEY (".implode(', ', $key).')'; } } - $sql .= "\n)"; - - return $sql; + return $sql."\n)"; } // -------------------------------------------------------------------- @@ -165,37 +148,18 @@ class CI_DB_pdo_forge extends CI_DB_forge { */ protected function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') { - $sql = 'ALTER TABLE `'.$this->db->protect_identifiers($table).'` '.$alter_type.' '.$this->db->protect_identifiers($column_name); + $sql = 'ALTER TABLE '.$this->db->escape_identifiers($table).' '.$alter_type.' '.$this->db->escape_identifiers($column_name); // DROP has everything it needs now. - if ($alter_type == 'DROP') + if ($alter_type === 'DROP') { return $sql; } - $sql .= " $column_definition"; - - if ($default_value != '') - { - $sql .= " DEFAULT \"$default_value\""; - } - - if ($null === NULL) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; - } - - if ($after_field != '') - { - return $sql.' AFTER '.$this->db->protect_identifiers($after_field); - } - - return $sql; - + return $sql .' '.$column_definition + .($default_value !== '' ? " DEFAULT '".$default_value."'" : '') + .($null === NULL ? ' NULL' : ' NOT NULL') + .($after_field !== '' ? ' AFTER '.$this->db->escape_identifiers($after_field) : ''); } } diff --git a/system/database/drivers/pdo/pdo_result.php b/system/database/drivers/pdo/pdo_result.php index 0b8937cc5..444406986 100644 --- a/system/database/drivers/pdo/pdo_result.php +++ b/system/database/drivers/pdo/pdo_result.php @@ -21,7 +21,7 @@ * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com - * @since Version 2.1.0 + * @since Version 1.0 * @filesource */ @@ -33,72 +33,35 @@ * @category Database * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ + * @since 2.1 */ class CI_DB_pdo_result extends CI_DB_result { /** - * @var bool Hold the flag whether a result handler already fetched before - */ - protected $is_fetched = FALSE; - - /** - * @var mixed Hold the fetched assoc array of a result handler - */ - protected $result_assoc; - - /** * Number of rows in the result set * * @return int */ public function num_rows() { - if (empty($this->result_id) OR ! is_object($this->result_id)) + if (is_int($this->num_rows)) { - // invalid result handler - return 0; + return $this->num_rows; } - elseif (($num_rows = $this->result_id->rowCount()) && $num_rows > 0) + elseif (count($this->result_array) > 0) { - // If rowCount return something, we're done. - return $num_rows; + return $this->num_rows = count($this->result_array); } - - // Fetch the result, instead perform another extra query - return ($this->is_fetched && is_array($this->result_assoc)) ? count($this->result_assoc) : count($this->result_assoc()); - } - - /** - * Fetch the result handler - * - * @return mixed - */ - public function result_assoc() - { - // If the result already fetched before, use that one - if (count($this->result_array) > 0 OR $this->is_fetched) + elseif (count($this->result_object) > 0) { - return $this->result_array(); + return $this->num_rows = count($this->result_object); } - - // Define the output - $output = array('assoc', 'object'); - - // Initial value - $this->result_assoc = array() and $this->result_object = array(); - - // Fetch the result - while ($row = $this->_fetch_assoc()) + elseif (($num_rows = $this->result_id->rowCount()) > 0) { - $this->result_assoc[] = $row; - $this->result_object[] = (object) $row; + return $this->num_rows = $num_rows; } - // Save this as buffer and marked the fetch flag - $this->result_array = $this->result_assoc; - $this->is_fetched = TRUE; - - return $this->result_assoc; + return $this->num_rows = count($this->result_array()); } // -------------------------------------------------------------------- @@ -124,12 +87,14 @@ class CI_DB_pdo_result extends CI_DB_result { */ public function list_fields() { - if ($this->db->db_debug) + $field_names = array(); + for ($i = 0, $c = $this->num_fields(); $i < $c; $i++) { - return $this->db->display_error('db_unsuported_feature'); + $field_names[$i] = @$this->result_id->getColumnMeta(); + $field_names[$i] = $field_names[$i]['name']; } - return FALSE; + return $field_names; } // -------------------------------------------------------------------- @@ -240,11 +205,12 @@ class CI_DB_pdo_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() + protected function _fetch_object($class_name = 'stdClass') { - return $this->result_id->fetch(PDO::FETCH_OBJ); + return $this->result_id->fetchObject($class_name); } } diff --git a/system/database/drivers/pdo/subdrivers/index.html b/system/database/drivers/pdo/subdrivers/index.html new file mode 100644 index 000000000..c942a79ce --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/index.html @@ -0,0 +1,10 @@ +<html> +<head> + <title>403 Forbidden</title> +</head> +<body> + +<p>Directory access is forbidden.</p> + +</body> +</html>
\ No newline at end of file diff --git a/system/database/drivers/pdo/subdrivers/pdo_4d_driver.php b/system/database/drivers/pdo/subdrivers/pdo_4d_driver.php new file mode 100644 index 000000000..e287f5c63 --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/pdo_4d_driver.php @@ -0,0 +1,223 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * Licensed under the Open Software License version 3.0 + * + * This source file is subject to the Open Software License (OSL 3.0) that is + * bundled with this package in the files license.txt / license.rst. It is + * also available through the world wide web at this URL: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. + * + * @package CodeIgniter + * @author EllisLab Dev Team + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) + * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) + * @link http://codeigniter.com + * @since Version 3.0.0 + * @filesource + */ + +/** + * PDO 4D Database Adapter Class + * + * Note: _DB is an extender class that the app controller + * creates dynamically based on whether the query builder + * class is being used or not. + * + * @package CodeIgniter + * @subpackage Drivers + * @category Database + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/database/ + */ +class CI_DB_pdo_4d_driver extends CI_DB_pdo_driver { + + public $subdriver = '4d'; + + // The character used for escaping + protected $_escape_char = array('[', ']'); + + protected $_random_keyword = ' RAND()'; + + /** + * Constructor + * + * Builds the DSN if not already set. + * + * @param array + * @return void + */ + public function __construct($params) + { + parent::__construct($params); + + if (empty($this->dsn)) + { + $this->dsn = '4D:host='.(empty($this->hostname) ? '127.0.0.1' : $this->hostname); + + empty($this->port) OR $this->dsn .= ';port='.$this->port; + empty($this->database) OR $this->dsn .= ';dbname='.$this->database; + empty($this->char_set) OR $this->dsn .= ';charset='.$this->char_set; + } + elseif ( ! empty($this->char_set) && strpos($this->dsn, 'charset=', 3) === FALSE) + { + $this->dsn .= ';charset='.$this->char_set; + } + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + $sql = 'SELECT '.$this->escape_identifiers('TABLE_NAME').' FROM '.$this->escape_identifiers('_USER_TABLES'); + + if ($prefix_limit === TRUE && $this->dbprefix !== '') + { + $sql .= ' WHERE '.$this->escape_identifiers('TABLE_NAME')." LIKE '".$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); + } + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return 'SELECT '.$this->escape_identifiers('COLUMN_NAME').' FROM '.$this->escape_identifiers('_USER_COLUMNS') + .' WHERE '.$this->escape_identifiers('TABLE_NAME').' = '.$this->escape($table); + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @param string the table name + * @return string + */ + protected function _field_data($table) + { + return 'SELECT * FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE).' LIMIT 1'; + } + + // -------------------------------------------------------------------- + + /** + * From Tables + * + * This function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @param array + * @return string + */ + protected function _from_tables($tables) + { + return is_array($tables) ? implode(', ', $tables) : $tables; + } + + // -------------------------------------------------------------------- + + /** + * Update statement + * + * Generates a platform-specific update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @param array the orderby clause (ignored) + * @param array the limit clause (ignored) + * @param array the like clause + * @return string + */ + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array()) + { + foreach ($values as $key => $val) + { + $valstr[] = $key.' = '.$val; + } + + $where = empty($where) ? '' : ' WHERE '.implode(' ', $where); + + if ( ! empty($like)) + { + $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like); + } + + return 'UPDATE '.$table.' SET '.implode(', ', $valstr).$where; + } + + // -------------------------------------------------------------------- + + /** + * Delete statement + * + * Generates a platform-specific delete string from the supplied data + * + * @param string the table name + * @param array the where clause + * @param array the like clause + * @param string the limit clause (ignored) + * @return string + */ + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) + { + $conditions = array(); + + empty($where) OR $conditions[] = implode(' ', $where); + empty($like) OR $conditions[] = implode(' ', $like); + + $conditions = (count($conditions) > 0) ? ' WHERE '.implode(' AND ', $conditions) : ''; + + return 'DELETE FROM '.$table.$conditions; + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @param string the sql query string + * @param int the number of rows to limit the query to + * @param int the offset value + * @return string + */ + protected function _limit($sql, $limit, $offset) + { + return $sql.' LIMIT '.$limit.($offset ? ' OFFSET '.$offset : ''); + } + +} + +/* End of file pdo_4d_driver.php */ +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_4d_driver.php */
\ No newline at end of file diff --git a/system/database/drivers/pdo/subdrivers/pdo_cubrid_driver.php b/system/database/drivers/pdo/subdrivers/pdo_cubrid_driver.php new file mode 100644 index 000000000..eb3714783 --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/pdo_cubrid_driver.php @@ -0,0 +1,185 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * Licensed under the Open Software License version 3.0 + * + * This source file is subject to the Open Software License (OSL 3.0) that is + * bundled with this package in the files license.txt / license.rst. It is + * also available through the world wide web at this URL: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. + * + * @package CodeIgniter + * @author EllisLab Dev Team + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) + * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) + * @link http://codeigniter.com + * @since Version 3.0.0 + * @filesource + */ + +/** + * PDO CUBRID Database Adapter Class + * + * Note: _DB is an extender class that the app controller + * creates dynamically based on whether the query builder + * class is being used or not. + * + * @package CodeIgniter + * @subpackage Drivers + * @category Database + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/database/ + */ +class CI_DB_pdo_cubrid_driver extends CI_DB_pdo_driver { + + public $subdriver = 'cubrid'; + + protected $_escape_char = '`'; + + protected $_random_keyword = ' RAND()'; + + /** + * Constructor + * + * Builds the DSN if not already set. + * + * @param array + * @return void + */ + public function __construct($params) + { + parent::__construct($params); + + if (empty($this->dsn)) + { + $this->dsn = 'cubrid:host='.(empty($this->hostname) ? '127.0.0.1' : $this->hostname); + + empty($this->port) OR $this->dsn .= ';port='.$this->port; + empty($this->database) OR $this->dsn .= ';dbname='.$this->database; + empty($this->char_set) OR $this->dsn .= ';charset='.$this->char_set; + } + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + $sql = 'SHOW TABLES'; + + if ($prefix_limit === TRUE && $this->dbprefix !== '') + { + return $sql." LIKE '".$this->escape_like_str($this->dbprefix)."%'"; + } + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return 'SHOW COLUMNS FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE); + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @param string the table name + * @return string + */ + protected function _field_data($table) + { + return 'SELECT * FROM '.$this->protect_identifiers($table).' LIMIT 1'; + } + + // -------------------------------------------------------------------- + + /** + * Update_Batch statement + * + * Generates a platform-specific batch update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @return string + */ + protected function _update_batch($table, $values, $index, $where = NULL) + { + $ids = array(); + foreach ($values as $key => $val) + { + $ids[] = $val[$index]; + + foreach (array_keys($val) as $field) + { + if ($field !== $index) + { + $final[$field][] = 'WHEN '.$index.' = '.$val[$index].' THEN '.$val[$field]; + } + } + } + + $cases = ''; + foreach ($final as $k => $v) + { + $cases .= $k." = CASE \n" + .implode("\n", $v)."\n" + .'ELSE '.$k.' END), '; + } + + return 'UPDATE '.$table.' SET '.substr($cases, 0, -2) + .' WHERE '.(($where !== '' && count($where) > 0) ? implode(' ', $where).' AND ' : '') + .$index.' IN('.implode(',', $ids).')'; + } + + // -------------------------------------------------------------------- + + /** + * Truncate statement + * + * Generates a platform-specific truncate string from the supplied data + * + * If the database does not support the truncate() command, + * then this method maps to 'DELETE FROM table' + * + * @param string the table name + * @return string + */ + protected function _truncate($table) + { + return 'TRUNCATE '.$table; + } + +} + +/* End of file pdo_cubrid_driver.php */ +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_cubrid_driver.php */
\ No newline at end of file diff --git a/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php b/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php new file mode 100644 index 000000000..7060c9eb9 --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php @@ -0,0 +1,265 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * Licensed under the Open Software License version 3.0 + * + * This source file is subject to the Open Software License (OSL 3.0) that is + * bundled with this package in the files license.txt / license.rst. It is + * also available through the world wide web at this URL: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. + * + * @package CodeIgniter + * @author EllisLab Dev Team + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) + * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) + * @link http://codeigniter.com + * @since Version 3.0.0 + * @filesource + */ + +/** + * PDO DBLIB Database Adapter Class + * + * Note: _DB is an extender class that the app controller + * creates dynamically based on whether the query builder + * class is being used or not. + * + * @package CodeIgniter + * @subpackage Drivers + * @category Database + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/database/ + */ +class CI_DB_pdo_dblib_driver extends CI_DB_pdo_driver { + + public $subdriver = 'dblib'; + + protected $_random_keyword = ' NEWID()'; + + protected $_quoted_identifier; + + /** + * Constructor + * + * Builds the DSN if not already set. + * + * @param array + * @return void + */ + public function __construct($params) + { + parent::__construct($params); + + if (empty($this->dsn)) + { + $this->dsn = $params['subdriver'].':host='.(empty($this->hostname) ? '127.0.0.1' : $this->hostname); + + if ( ! empty($this->port)) + { + $this->dsn .= (DIRECTORY_SEPARATOR === '\\' ? ',' : ':').$this->port; + } + + empty($this->database) OR $this->dsn .= ';dbname='.$this->database; + empty($this->char_set) OR $this->dsn .= ';charset='.$this->char_set; + empty($this->appname) OR $this->dsn .= ';appname='.$this->appname; + } + else + { + if ( ! empty($this->char_set) && strpos($this->dsn, 'charset=', 6) === FALSE) + { + $this->dsn .= ';charset='.$this->char_set; + } + + $this->subdriver = 'dblib'; + } + } + + // -------------------------------------------------------------------- + + /** + * Non-persistent database connection + * + * @param bool + * @return object + */ + public function db_connect($persistent = FALSE) + { + $this->conn_id = parent::db_connect($persistent); + + if ( ! is_object($this->conn_id)) + { + return $this->conn_id; + } + + // Determine how identifiers are escaped + $query = $this->query('SELECT CASE WHEN (@@OPTIONS | 256) = @@OPTIONS THEN 1 ELSE 0 END AS qi'); + $query = $query->row_array(); + $this->_quoted_identifier = empty($query) ? FALSE : (bool) $query['qi']; + $this->_escape_char = ($this->_quoted_identifier) ? '"' : array('[', ']'); + + return $this->conn_id; + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + return 'SELECT '.$this->escape_identifiers('name') + .' FROM '.$this->escape_identifiers('sysobjects') + .' WHERE '.$this->escape_identifiers('type')." = 'U'"; + + if ($prefix_limit === TRUE && $this->dbprefix !== '') + { + $sql .= ' AND '.$this->escape_identifiers('name')." LIKE '".$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); + } + + return $sql.' ORDER BY '.$this->escape_identifiers('name'); + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return 'SELECT '.$this->escape_identifiers('column_name') + .' FROM '.$this->escape_identifiers('information_schema.columns') + .' WHERE '.$this->escape_identifiers('table_name').' = '.$this->escape($table); + } + + // -------------------------------------------------------------------- + + /** + * From Tables + * + * This function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @param array + * @return string + */ + protected function _from_tables($tables) + { + return is_array($tables) ? implode(', ', $tables) : $tables; + } + + // -------------------------------------------------------------------- + + /** + * Update statement + * + * Generates a platform-specific update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @param array the orderby clause (ignored) + * @param array the limit clause (ignored) + * @param array the like clause + * @return string + */ + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array()) + { + foreach ($values as $key => $val) + { + $valstr[] = $key.' = '.$val; + } + + $where = empty($where) ? '' : ' WHERE '.implode(' ', $where); + + if ( ! empty($like)) + { + $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like); + } + + return 'UPDATE '.$table.' SET '.implode(', ', $valstr).$where; + } + + // -------------------------------------------------------------------- + + /** + * Delete statement + * + * Generates a platform-specific delete string from the supplied data + * + * @param string the table name + * @param array the where clause + * @param array the like clause + * @param string the limit clause + * @return string + */ + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) + { + $conditions = array(); + + empty($where) OR $conditions[] = implode(' ', $where); + empty($like) OR $conditions[] = implode(' ', $like); + + $conditions = (count($conditions) > 0) ? ' WHERE '.implode(' AND ', $conditions) : ''; + + return ($limit) + ? 'WITH ci_delete AS (SELECT TOP '.$limit.' * FROM '.$table.$conditions.') DELETE FROM ci_delete' + : 'DELETE FROM '.$table.$conditions; + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @param string the sql query string + * @param int the number of rows to limit the query to + * @param int the offset value + * @return string + */ + protected function _limit($sql, $limit, $offset) + { + $limit = $offset + $limit; + + // As of SQL Server 2005 (9.0.*) ROW_NUMBER() is supported, + // however an ORDER BY clause is required for it to work + if (version_compare($this->version(), '9', '>=') && $offset && ! empty($this->qb_orderby)) + { + $orderby = 'ORDER BY '.implode(', ', $this->qb_orderby); + + // We have to strip the ORDER BY clause + $sql = trim(substr($sql, 0, strrpos($sql, 'ORDER BY '.$orderby))); + + return 'SELECT '.(count($this->qb_select) === 0 ? '*' : implode(', ', $this->qb_select))." FROM (\n" + .preg_replace('/^(SELECT( DISTINCT)?)/i', '\\1 ROW_NUMBER() OVER('.$orderby.') AS '.$this->escape_identifiers('CI_rownum').', ', $sql) + ."\n) ".$this->escape_identifiers('CI_subquery') + ."\nWHERE ".$this->escape_identifiers('CI_rownum').' BETWEEN '.((int) $offset + 1).' AND '.$limit; + } + + return preg_replace('/(^\SELECT (DISTINCT)?)/i','\\1 TOP '.$limit.' ', $sql); + } + +} + +/* End of file pdo_dblib_driver.php */ +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php */ diff --git a/system/database/drivers/pdo/subdrivers/pdo_firebird_driver.php b/system/database/drivers/pdo/subdrivers/pdo_firebird_driver.php new file mode 100644 index 000000000..c074a9a78 --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/pdo_firebird_driver.php @@ -0,0 +1,262 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * Licensed under the Open Software License version 3.0 + * + * This source file is subject to the Open Software License (OSL 3.0) that is + * bundled with this package in the files license.txt / license.rst. It is + * also available through the world wide web at this URL: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. + * + * @package CodeIgniter + * @author EllisLab Dev Team + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) + * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) + * @link http://codeigniter.com + * @since Version 3.0.0 + * @filesource + */ + +/** + * PDO Firebird Database Adapter Class + * + * Note: _DB is an extender class that the app controller + * creates dynamically based on whether the query builder + * class is being used or not. + * + * @package CodeIgniter + * @subpackage Drivers + * @category Database + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/database/ + */ +class CI_DB_pdo_firebird_driver extends CI_DB_pdo_driver { + + public $subdriver = 'firebird'; + + /** + * The syntax to count rows is slightly different across different + * database engines, so this string appears in each driver and is + * used for the count_all() and count_all_results() functions. + */ + protected $_random_keyword = ' RANDOM()'; // Currently not supported + + /** + * Constructor + * + * Builds the DSN if not already set. + * + * @param array + * @return void + */ + public function __construct($params) + { + parent::__construct($params); + + if (empty($this->dsn)) + { + $this->dsn = 'firebird:'; + + if ( ! empty($this->database)) + { + $this->dsn .= 'dbname='.$this->database; + } + elseif ( ! empty($this->hostname)) + { + $this->dsn .= 'dbname='.$this->hostname; + } + + empty($this->char_set) OR $this->dsn .= ';charset='.$this->char_set; + empty($this->role) OR $this->dsn .= ';role='.$this->role; + } + elseif ( ! empty($this->char_set) && strpos($this->dsn, 'charset=', 9) === FALSE) + { + $this->dsn .= ';charset='.$this->char_set; + } + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + $sql = 'SELECT "RDB$RELATION_NAME" FROM "RDB$RELATIONS" WHERE "RDB$RELATION_NAME" NOT LIKE \'RDB$%\' AND "RDB$RELATION_NAME" NOT LIKE \'MON$%\''; + + if ($prefix_limit === TRUE && $this->dbprefix !== '') + { + return $sql.' AND "RDB$RELATION_NAME" LIKE \''.$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); + } + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return 'SELECT "RDB$FIELD_NAME" FROM "RDB$RELATION_FIELDS" WHERE "RDB$RELATION_NAME" = '.$this->escape($table); + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @param string the table name + * @return string + */ + protected function _field_data($table) + { + return 'SELECT FIRST 1 * FROM '.$this->protect_identifiers($table); + } + + // -------------------------------------------------------------------- + + /** + * From Tables + * + * This function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @param array + * @return string + */ + protected function _from_tables($tables) + { + return is_array($tables) ? implode(', ', $tables) : $tables; + } + + // -------------------------------------------------------------------- + + /** + * Update statement + * + * Generates a platform-specific update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @param array the orderby clause + * @param array the limit clause (ignored) + * @param array the like clause + * @return string + */ + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array()) + { + foreach ($values as $key => $val) + { + $valstr[] = $key.' = '.$val; + } + + $where = empty($where) ? '' : ' WHERE '.implode(' ', $where); + + if ( ! empty($like)) + { + $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like); + } + + return 'UPDATE '.$table.' SET '.implode(', ', $valstr) + .$where + .(count($orderby) > 0 ? ' ORDER BY '.implode(', ', $orderby) : ''); + } + + // -------------------------------------------------------------------- + + /** + * Truncate statement + * + * Generates a platform-specific truncate string from the supplied data + * + * If the database does not support the truncate() command, + * then this method maps to 'DELETE FROM table' + * + * @param string the table name + * @return string + */ + protected function _truncate($table) + { + return 'DELETE FROM '.$table; + } + + // -------------------------------------------------------------------- + + /** + * Delete statement + * + * Generates a platform-specific delete string from the supplied data + * + * @param string the table name + * @param array the where clause + * @param array the like clause + * @param string the limit clause (ignored) + * @return string + */ + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) + { + $conditions = array(); + + empty($where) OR $conditions[] = implode(' ', $where); + empty($like) OR $conditions[] = implode(' ', $like); + + return 'DELETE FROM '.$table.(count($conditions) > 0 ? ' WHERE '.implode(' AND ', $conditions) : ''); + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @param string the sql query string + * @param int the number of rows to limit the query to + * @param int the offset value + * @return string + */ + protected function _limit($sql, $limit, $offset) + { + // Limit clause depends on if Interbase or Firebird + if (stripos($this->version(), 'firebird') !== FALSE) + { + $select = 'FIRST '. (int) $limit + .($offset > 0 ? ' SKIP '. (int) $offset : ''); + } + else + { + $select = 'ROWS ' + .($offset > 0 ? (int) $offset.' TO '.($limit + $offset) : (int) $limit); + } + + return preg_replace('`SELECT`i', 'SELECT '.$select, $sql); + } + +} + +/* End of file pdo_firebird_driver.php */ +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_firebird_driver.php */
\ No newline at end of file diff --git a/system/database/drivers/pdo/subdrivers/pdo_ibm_driver.php b/system/database/drivers/pdo/subdrivers/pdo_ibm_driver.php new file mode 100644 index 000000000..832c03c96 --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/pdo_ibm_driver.php @@ -0,0 +1,262 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * Licensed under the Open Software License version 3.0 + * + * This source file is subject to the Open Software License (OSL 3.0) that is + * bundled with this package in the files license.txt / license.rst. It is + * also available through the world wide web at this URL: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. + * + * @package CodeIgniter + * @author EllisLab Dev Team + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) + * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) + * @link http://codeigniter.com + * @since Version 3.0.0 + * @filesource + */ + +/** + * PDO IBM DB2 Database Adapter Class + * + * Note: _DB is an extender class that the app controller + * creates dynamically based on whether the query builder + * class is being used or not. + * + * @package CodeIgniter + * @subpackage Drivers + * @category Database + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/database/ + */ +class CI_DB_pdo_ibm_driver extends CI_DB_pdo_driver { + + public $subdriver = 'ibm'; + + protected $_random_keyword = ' RAND()'; + + /** + * Constructor + * + * Builds the DSN if not already set. + * + * @param array + * @return void + */ + public function __construct($params) + { + parent::__construct($params); + + if (empty($this->dsn)) + { + $this->dsn = 'ibm:'; + + // Pre-defined DSN + if (empty($this->hostname) && empty($this->HOSTNAME) && empty($this->port) && empty($this->PORT)) + { + if (isset($this->DSN)) + { + $this->dsn .= 'DSN='.$this->DSN; + } + elseif ( ! empty($this->database)) + { + $this->dsn .= 'DSN='.$this->database; + } + + return; + } + + $this->dsn .= 'DRIVER='.(isset($this->DRIVER) ? '{'.$this->DRIVER.'}' : '{IBM DB2 ODBC DRIVER}').';'; + + if (isset($this->DATABASE)) + { + $this->dsn .= 'DATABASE='.$this->DATABASE.';'; + } + elseif ( ! empty($this->database)) + { + $this->dsn .= 'DATABASE='.$this->database.';'; + } + + if (isset($this->HOSTNAME)) + { + $this->dsn .= 'HOSTNAME='.$this->HOSTNAME.';'; + } + else + { + $this->dsn .= 'HOSTNAME='.(empty($this->hostname) ? '127.0.0.1;' : $this->hostname.';'); + } + + if (isset($this->PORT)) + { + $this->dsn .= 'PORT='.$this->port.';'; + } + elseif ( ! empty($this->port)) + { + $this->dsn .= ';PORT='.$this->port.';'; + } + + $this->dsn .= 'PROTOCOL='.(isset($this->PROTOCOL) ? $this->PROTOCOL.';' : 'TCPIP;'); + } + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + $sql = 'SELECT "tabname" FROM "syscat"."tables" WHERE "type" = \'T\''; + + if ($prefix_limit === TRUE && $this->dbprefix !== '') + { + $sql .= ' AND "tabname" LIKE \''.$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); + } + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return 'SELECT "colname" FROM "syscat"."tables" + WHERE "syscat"."tabtype" = \'T\' AND "syscat"."tabname" = '.$this->escape($table); + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @param string the table name + * @return string + */ + protected function _field_data($table) + { + return 'SELECT * FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE).' FETCH FIRST 1 ROWS ONLY'; + } + + // -------------------------------------------------------------------- + + /** + * From Tables + * + * This function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @param array + * @return string + */ + protected function _from_tables($tables) + { + return is_array($tables) ? implode(', ', $tables) : $tables; + } + + // -------------------------------------------------------------------- + + /** + * Update statement + * + * Generates a platform-specific update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @param array the orderby clause (ignored) + * @param array the limit clause (ignored) + * @param array the like clause + * @return string + */ + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array()) + { + foreach ($values as $key => $val) + { + $valstr[] = $key.' = '.$val; + } + + $where = empty($where) ? '' : ' WHERE '.implode(' ', $where); + + if ( ! empty($like)) + { + $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like); + } + + return 'UPDATE '.$table.' SET '.implode(', ', $valstr).$where; + } + + // -------------------------------------------------------------------- + + /** + * Delete statement + * + * Generates a platform-specific delete string from the supplied data + * + * @param string the table name + * @param array the where clause + * @param array the like clause + * @param string the limit clause (ignored) + * @return string + */ + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) + { + $conditions = array(); + + empty($where) OR $conditions[] = implode(' ', $where); + empty($like) OR $conditions[] = implode(' ', $like); + + $conditions = (count($conditions) > 0) ? ' WHERE '.implode(' AND ', $conditions) : ''; + + return 'DELETE FROM '.$table.$conditions; + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @param string the sql query string + * @param int the number of rows to limit the query to + * @param int the offset value + * @return string + */ + protected function _limit($sql, $limit, $offset) + { + $sql .= ' FETCH FIRST '.($limit + $offset).' ROWS ONLY'; + + return ($offset) + ? 'SELECT * FROM ('.$sql.') WHERE rownum > '.$offset + : $sql; + } + +} + +/* End of file pdo_ibm_driver.php */ +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_ibm_driver.php */
\ No newline at end of file diff --git a/system/database/drivers/pdo/subdrivers/pdo_informix_driver.php b/system/database/drivers/pdo/subdrivers/pdo_informix_driver.php new file mode 100644 index 000000000..a3efc63dc --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/pdo_informix_driver.php @@ -0,0 +1,271 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * Licensed under the Open Software License version 3.0 + * + * This source file is subject to the Open Software License (OSL 3.0) that is + * bundled with this package in the files license.txt / license.rst. It is + * also available through the world wide web at this URL: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. + * + * @package CodeIgniter + * @author EllisLab Dev Team + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) + * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) + * @link http://codeigniter.com + * @since Version 3.0.0 + * @filesource + */ + +/** + * PDO Informix Database Adapter Class + * + * Note: _DB is an extender class that the app controller + * creates dynamically based on whether the query builder + * class is being used or not. + * + * @package CodeIgniter + * @subpackage Drivers + * @category Database + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/database/ + */ +class CI_DB_pdo_informix_driver extends CI_DB_pdo_driver { + + public $subdriver = 'informix'; + + protected $_random_keyword = ' RAND()'; + + /** + * Constructor + * + * Builds the DSN if not already set. + * + * @param array + * @return void + */ + public function __construct($params) + { + parent::__construct($params); + + if (empty($this->dsn)) + { + $this->dsn = 'informix:'; + + // Pre-defined DSN + if (empty($this->hostname) && empty($this->host) && empty($this->port) && empty($this->service)) + { + if (isset($this->DSN)) + { + $this->dsn .= 'DSN='.$this->DSN; + } + elseif ( ! empty($this->database)) + { + $this->dsn .= 'DSN='.$this->database; + } + + return; + } + + if (isset($this->host)) + { + $this->dsn .= 'host='.$this->host; + } + else + { + $this->dsn .= 'host='.(empty($this->hostname) ? '127.0.0.1' : $this->hostname); + } + + if (isset($this->service)) + { + $this->dsn .= '; service='.$this->service; + } + elseif ( ! empty($this->port)) + { + $this->dsn .= '; service='.$this->port; + } + + empty($this->database) OR $this->dsn .= '; database='.$this->database; + empty($this->server) OR $this->dsn .= '; server='.$this->server; + + $this->dsn .= '; protocol='.(isset($this->protocol) ? $this->protocol : 'onsoctcp') + .'; EnableScrollableCursors=1'; + } + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + $sql = 'SELECT "tabname" FROM "systables" WHERE "tabid" > 99 AND "tabtype" = \'T\''; + + if ($prefix_limit === TRUE && $this->dbprefix !== '') + { + $sql .= ' AND "tabname" LIKE \''.$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); + } + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return 'SELECT "colname" FROM "systables", "syscolumns" + WHERE "systables"."tabid" = "syscolumns"."tabid" AND "systables"."tabtype" = \'T\' AND "systables"."tabname" = ' + .$this->escape($table); + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @param string the table name + * @return string + */ + protected function _field_data($table) + { + return 'SELECT FIRST 1 * FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE); + } + + // -------------------------------------------------------------------- + + /** + * From Tables + * + * This function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @param array + * @return string + */ + protected function _from_tables($tables) + { + return is_array($tables) ? implode(', ', $tables) : $tables; + } + + // -------------------------------------------------------------------- + + /** + * Update statement + * + * Generates a platform-specific update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @param array the orderby clause (ignored) + * @param array the limit clause (ignored) + * @param array the like clause + * @return string + */ + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array()) + { + foreach ($values as $key => $val) + { + $valstr[] = $key.' = '.$val; + } + + $where = empty($where) ? '' : ' WHERE '.implode(' ', $where); + + if ( ! empty($like)) + { + $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like); + } + + return 'UPDATE '.$table.' SET '.implode(', ', $valstr).$where; + } + + // -------------------------------------------------------------------- + + /** + * Truncate statement + * + * Generates a platform-specific truncate string from the supplied data + * + * If the database does not support the truncate() command, + * then this method maps to 'DELETE FROM table' + * + * @param string the table name + * @return string + */ + protected function _truncate($table) + { + return 'TRUNCATE TABLE ONLY '.$table; + } + + // -------------------------------------------------------------------- + + /** + * Delete statement + * + * Generates a platform-specific delete string from the supplied data + * + * @param string the table name + * @param array the where clause + * @param array the like clause + * @param string the limit clause (ignored) + * @return string + */ + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) + { + $conditions = array(); + + empty($where) OR $conditions[] = implode(' ', $where); + empty($like) OR $conditions[] = implode(' ', $like); + + $conditions = (count($conditions) > 0) ? ' WHERE '.implode(' AND ', $conditions) : ''; + + return 'DELETE FROM '.$table.$conditions; + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @param string the sql query string + * @param int the number of rows to limit the query to + * @param int the offset value + * @return string + */ + protected function _limit($sql, $limit, $offset) + { + $select = 'SELECT '.($offset ? 'SKIP '.$offset : '').'FIRST '.$limit.' '; + return preg_replace('/^(SELECT\s)/i', $select, $sql, 1); + } + +} + +/* End of file pdo_informix_driver.php */ +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_informix_driver.php */
\ No newline at end of file diff --git a/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php new file mode 100644 index 000000000..b6807026d --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php @@ -0,0 +1,213 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * Licensed under the Open Software License version 3.0 + * + * This source file is subject to the Open Software License (OSL 3.0) that is + * bundled with this package in the files license.txt / license.rst. It is + * also available through the world wide web at this URL: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. + * + * @package CodeIgniter + * @author EllisLab Dev Team + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) + * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) + * @link http://codeigniter.com + * @since Version 3.0.0 + * @filesource + */ + +/** + * PDO MySQL Database Adapter Class + * + * Note: _DB is an extender class that the app controller + * creates dynamically based on whether the query builder + * class is being used or not. + * + * @package CodeIgniter + * @subpackage Drivers + * @category Database + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/database/ + */ +class CI_DB_pdo_mysql_driver extends CI_DB_pdo_driver { + + public $subdriver = 'mysql'; + + protected $_escape_char = '`'; + + protected $_random_keyword = ' RAND()'; + + /** + * Constructor + * + * Builds the DSN if not already set. + * + * @param array + * @return void + */ + public function __construct($params) + { + parent::__construct($params); + + if (empty($this->dsn)) + { + $this->dsn = 'mysql:host='.(empty($this->hostname) ? '127.0.0.1' : $this->hostname); + + empty($this->port) OR $this->dsn .= ';port='.$this->port; + empty($this->database) OR $this->dsn .= ';dbname='.$this->database; + empty($this->char_set) OR $this->dsn .= ';charset='.$this->char_set; + } + elseif ( ! empty($this->char_set) && strpos($this->dsn, 'charset=', 6) === FALSE && is_php('5.3.6')) + { + $this->dsn .= ';charset='.$this->char_set; + } + } + + // -------------------------------------------------------------------- + + /** + * Non-persistent database connection + * + * @param bool + * @return object + */ + public function db_connect($persistent = FALSE) + { + /* Prior to PHP 5.3.6, even if the charset was supplied in the DSN + * on connect - it was ignored. This is a work-around for the issue. + * + * Reference: http://www.php.net/manual/en/ref.pdo-mysql.connection.php + */ + if ( ! is_php('5.3.6') && ! empty($this->char_set)) + { + $this->options[PDO::MYSQL_ATTR_INIT_COMMAND] = 'SET NAMES '.$this->char_set + .(empty($this->dbcollat) ? '' : ' COLLATE '.$this->dbcollat); + } + + return parent::db_connect($persistent); + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + $sql = 'SHOW TABLES'; + + if ($prefix_limit === TRUE && $this->dbprefix !== '') + { + return $sql." LIKE '".$this->escape_like_str($this->dbprefix)."%'"; + } + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return 'SHOW COLUMNS FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE); + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @param string the table name + * @return string + */ + protected function _field_data($table) + { + return 'SELECT * FROM '.$this->protect_identifiers($table).' LIMIT 1'; + } + + // -------------------------------------------------------------------- + + /** + * Update_Batch statement + * + * Generates a platform-specific batch update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @return string + */ + protected function _update_batch($table, $values, $index, $where = NULL) + { + $ids = array(); + foreach ($values as $key => $val) + { + $ids[] = $val[$index]; + + foreach (array_keys($val) as $field) + { + if ($field !== $index) + { + $final[$field][] = 'WHEN '.$index.' = '.$val[$index].' THEN '.$val[$field]; + } + } + } + + $cases = ''; + foreach ($final as $k => $v) + { + $cases .= $k." = CASE \n" + .implode("\n", $v)."\n" + .'ELSE '.$k.' END), '; + } + + return 'UPDATE '.$table.' SET '.substr($cases, 0, -2) + .' WHERE '.(($where !== '' && count($where) > 0) ? implode(' ', $where).' AND ' : '') + .$index.' IN('.implode(',', $ids).')'; + } + + // -------------------------------------------------------------------- + + /** + * Truncate statement + * + * Generates a platform-specific truncate string from the supplied data + * + * If the database does not support the truncate() command, + * then this method maps to 'DELETE FROM table' + * + * @param string the table name + * @return string + */ + protected function _truncate($table) + { + return 'TRUNCATE '.$table; + } + +} + +/* End of file pdo_mysql_driver.php */ +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php */
\ No newline at end of file diff --git a/system/database/drivers/pdo/subdrivers/pdo_oci_driver.php b/system/database/drivers/pdo/subdrivers/pdo_oci_driver.php new file mode 100644 index 000000000..56ec1bce1 --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/pdo_oci_driver.php @@ -0,0 +1,230 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * Licensed under the Open Software License version 3.0 + * + * This source file is subject to the Open Software License (OSL 3.0) that is + * bundled with this package in the files license.txt / license.rst. It is + * also available through the world wide web at this URL: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. + * + * @package CodeIgniter + * @author EllisLab Dev Team + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) + * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) + * @link http://codeigniter.com + * @since Version 3.0.0 + * @filesource + */ + +/** + * PDO Oracle Database Adapter Class + * + * Note: _DB is an extender class that the app controller + * creates dynamically based on whether the query builder + * class is being used or not. + * + * @package CodeIgniter + * @subpackage Drivers + * @category Database + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/database/ + */ +class CI_DB_pdo_oci_driver extends CI_DB_pdo_driver { + + public $subdriver = 'oci'; + + /** + * The syntax to count rows is slightly different across different + * database engines, so this string appears in each driver and is + * used for the count_all() and count_all_results() functions. + */ + protected $_count_string = 'SELECT COUNT(1) AS '; + protected $_random_keyword = ' ASC'; // Currently not supported + + protected $_reserved_identifiers = array('*', 'rownum'); + + /** + * Constructor + * + * Builds the DSN if not already set. + * + * @param array + * @return void + */ + public function __construct($params) + { + parent::__construct($params); + + if (empty($this->dsn)) + { + $this->dsn = 'oci:dbname='; + + // Oracle has a slightly different PDO DSN format (Easy Connect), + // which also supports pre-defined DSNs. + if (empty($this->hostname) && empty($this->port)) + { + $this->dsn .= $this->database; + } + else + { + $this->dsn .= '//'.(empty($this->hostname) ? '127.0.0.1' : $this->hostname) + .(empty($this->port) ? '' : ':'.$this->port).'/'; + + empty($this->database) OR $this->dsn .= $this->database; + } + + empty($this->char_set) OR $this->dsn .= ';charset='.$this->char_set; + } + elseif ( ! empty($this->char_set) && strpos($this->dsn, 'charset=', 4) === FALSE) + { + $this->dsn .= ';charset='.$this->char_set; + } + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + $sql = 'SELECT "TABLE_NAME" FROM "ALL_TABLES"'; + + if ($prefix_limit === TRUE && $this->dbprefix !== '') + { + return $sql.' WHERE "TABLE_NAME" LIKE \''.$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); + } + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return 'SELECT "COLUMN_NAME" FROM "all_tab_columns" WHERE "TABLE_NAME" = '.$this->escape($table); + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @param string the table name + * @return string + */ + protected function _field_data($table) + { + return 'SELECT * FROM '.$this->protect_identifiers($table).' WHERE rownum = 1'; + } + + // -------------------------------------------------------------------- + + /** + * From Tables + * + * This function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @param array + * @return string + */ + protected function _from_tables($tables) + { + return is_array($tables) ? implode(', ', $tables) : $tables; + } + + // -------------------------------------------------------------------- + + /** + * Insert_batch statement + * + * @param string the table name + * @param array the insert keys + * @param array the insert values + * @return string + */ + protected function _insert_batch($table, $keys, $values) + { + $keys = implode(', ', $keys); + $sql = "INSERT ALL\n"; + + for ($i = 0, $c = count($values); $i < $c; $i++) + { + $sql .= ' INTO '.$table.' ('.$keys.') VALUES '.$values[$i]."\n"; + } + + return $sql.'SELECT * FROM dual'; + } + + // -------------------------------------------------------------------- + + /** + * Delete statement + * + * Generates a platform-specific delete string from the supplied data + * + * @param string the table name + * @param array the where clause + * @param array the like clause + * @param string the limit clause + * @return string + */ + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) + { + $conditions = array(); + + empty($where) OR $conditions[] = implode(' ', $where); + empty($like) OR $conditions[] = implode(' ', $like); + empty($limit) OR $conditions[] = 'rownum <= '.$limit; + + return 'DELETE FROM '.$table.(count($conditions) > 0 ? ' WHERE '.implode(' AND ', $conditions) : ''); + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @param string the sql query string + * @param int the number of rows to limit the query to + * @param int the offset value + * @return string + */ + protected function _limit($sql, $limit, $offset) + { + return 'SELECT * FROM (SELECT inner_query.*, rownum rnum FROM ('.$sql.') inner_query WHERE rownum < '.($offset + $limit + 1).')' + .($offset ? ' WHERE rnum >= '.($offset + 1): ''); + } + +} + +/* End of file pdo_oci_driver.php */ +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_oci_driver.php */
\ No newline at end of file diff --git a/system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php b/system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php new file mode 100644 index 000000000..dd7a1af52 --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php @@ -0,0 +1,267 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * Licensed under the Open Software License version 3.0 + * + * This source file is subject to the Open Software License (OSL 3.0) that is + * bundled with this package in the files license.txt / license.rst. It is + * also available through the world wide web at this URL: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. + * + * @package CodeIgniter + * @author EllisLab Dev Team + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) + * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) + * @link http://codeigniter.com + * @since Version 3.0.0 + * @filesource + */ + +/** + * PDO ODBC Database Adapter Class + * + * Note: _DB is an extender class that the app controller + * creates dynamically based on whether the query builder + * class is being used or not. + * + * @package CodeIgniter + * @subpackage Drivers + * @category Database + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/database/ + */ +class CI_DB_pdo_odbc_driver extends CI_DB_pdo_driver { + + public $subdriver = 'odbc'; + + // The character used for escaping - not used in ODBC + protected $_escape_char = ''; + + // clause and character used for LIKE escape sequences + protected $_like_escape_str = " {escape '%s'} "; + + protected $_random_keyword = ' RAND()'; + + /** + * Constructor + * + * Builds the DSN if not already set. + * + * @param array + * @return void + */ + public function __construct($params) + { + parent::__construct($params); + + if (empty($this->dsn)) + { + $this->dsn = 'odbc:'; + + // Pre-defined DSN + if (empty($this->hostname) && empty($this->HOSTNAME) && empty($this->port) && empty($this->PORT)) + { + if (isset($this->DSN)) + { + $this->dsn .= 'DSN='.$this->DSN; + } + elseif ( ! empty($this->database)) + { + $this->dsn .= 'DSN='.$this->database; + } + + return; + } + + // If the DSN is not pre-configured - try to build an IBM DB2 connection string + $this->dsn .= 'DRIVER='.(isset($this->DRIVER) ? '{'.$this->DRIVER.'}' : '{IBM DB2 ODBC DRIVER}').';'; + + if (isset($this->DATABASE)) + { + $this->dsn .= 'DATABASE='.$this->DATABASE.';'; + } + elseif ( ! empty($this->database)) + { + $this->dsn .= 'DATABASE='.$this->database.';'; + } + + if (isset($this->HOSTNAME)) + { + $this->dsn .= 'HOSTNAME='.$this->HOSTNAME.';'; + } + else + { + $this->dsn .= 'HOSTNAME='.(empty($this->hostname) ? '127.0.0.1;' : $this->hostname.';'); + } + + if (isset($this->PORT)) + { + $this->dsn .= 'PORT='.$this->port.';'; + } + elseif ( ! empty($this->port)) + { + $this->dsn .= ';PORT='.$this->port.';'; + } + + $this->dsn .= 'PROTOCOL='.(isset($this->PROTOCOL) ? $this->PROTOCOL.';' : 'TCPIP;'); + } + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + $sql = "SELECT table_name FROM information_schema.tables WHERE table_schema = 'public'"; + + if ($prefix_limit !== FALSE && $this->dbprefix !== '') + { + return $sql." AND table_name LIKE '".$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); + } + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return 'SELECT column_name FROM information_schema.columns WHERE table_name = '.$this->escape($table); + } + + // -------------------------------------------------------------------- + + /** + * From Tables + * + * This function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @param array + * @return string + */ + protected function _from_tables($tables) + { + return is_array($tables) ? implode(', ', $tables) : $tables; + } + + // -------------------------------------------------------------------- + + /** + * Update statement + * + * Generates a platform-specific update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @param array the orderby clause (ignored) + * @param array the limit clause (ignored) + * @param array the like clause + * @return string + */ + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array()) + { + foreach ($values as $key => $val) + { + $valstr[] = $key.' = '.$val; + } + + $where = empty($where) ? '' : ' WHERE '.implode(' ', $where); + + if ( ! empty($like)) + { + $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like); + } + + return 'UPDATE '.$table.' SET '.implode(', ', $valstr).$where; + } + + // -------------------------------------------------------------------- + + /** + * Truncate statement + * + * Generates a platform-specific truncate string from the supplied data + * + * If the database does not support the truncate() command, + * then this method maps to 'DELETE FROM table' + * + * @param string the table name + * @return string + */ + protected function _truncate($table) + { + return 'DELETE FROM '.$table; + } + + // -------------------------------------------------------------------- + + /** + * Delete statement + * + * Generates a platform-specific delete string from the supplied data + * + * @param string the table name + * @param array the where clause + * @param array the like clause + * @param string the limit clause + * @return string + */ + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) + { + $conditions = array(); + + empty($where) OR $conditions[] = implode(' ', $where); + empty($like) OR $conditions[] = implode(' ', $like); + + $conditions = (count($conditions) > 0) ? ' WHERE '.implode(' AND ', $conditions) : ''; + + return 'DELETE FROM '.$table.$conditions; + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @param string the sql query string + * @param int the number of rows to limit the query to + * @param int the offset value + * @return string + */ + protected function _limit($sql, $limit, $offset) + { + return preg_replace('/(^\SELECT (DISTINCT)?)/i','\\1 TOP '.$limit.' ', $sql); + } + +} + +/* End of file pdo_odbc_driver.php */ +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php */
\ No newline at end of file diff --git a/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php b/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php new file mode 100644 index 000000000..9a476f143 --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php @@ -0,0 +1,341 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * Licensed under the Open Software License version 3.0 + * + * This source file is subject to the Open Software License (OSL 3.0) that is + * bundled with this package in the files license.txt / license.rst. It is + * also available through the world wide web at this URL: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. + * + * @package CodeIgniter + * @author EllisLab Dev Team + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) + * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) + * @link http://codeigniter.com + * @since Version 3.0.0 + * @filesource + */ + +/** + * PDO PostgreSQL Database Adapter Class + * + * Note: _DB is an extender class that the app controller + * creates dynamically based on whether the query builder + * class is being used or not. + * + * @package CodeIgniter + * @subpackage Drivers + * @category Database + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/database/ + */ +class CI_DB_pdo_pgsql_driver extends CI_DB_pdo_driver { + + public $subdriver = 'pgsql'; + + protected $_random_keyword = ' RANDOM()'; + + /** + * Constructor + * + * Builds the DSN if not already set. + * + * @param array + * @return void + */ + public function __construct($params) + { + parent::__construct($params); + + if (empty($this->dsn)) + { + $this->dsn = 'pgsql:host='.(empty($this->hostname) ? '127.0.0.1' : $this->hostname); + + empty($this->port) OR $this->dsn .= ';port='.$this->port; + empty($this->database) OR $this->dsn .= ';dbname='.$this->database; + } + } + + // -------------------------------------------------------------------- + + /** + * Insert ID + * + * @param string + * @return int + */ + public function insert_id($name = NULL) + { + if ($name === NULL && version_compare($this->version(), '8.1', '>=')) + { + $query = $this->query('SELECT LASTVAL() AS ins_id'); + $query = $query->row(); + return $query->ins_id; + } + + return $this->conn_id->lastInsertId($name); + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + $sql = 'SELECT "table_name" FROM "information_schema"."tables" WHERE "table_schema" = \'public\''; + + if ($prefix_limit === TRUE && $this->dbprefix !== '') + { + return $sql.' AND "table_name" LIKE \'' + .$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); + } + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return 'SELECT "column_name" FROM "information_schema"."columns" WHERE "table_name" = '.$this->escape($table); + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @param string the table name + * @return string + */ + protected function _field_data($table) + { + return 'SELECT * FROM '.$this->protect_identifiers($table).' LIMIT 1'; + } + + // -------------------------------------------------------------------- + + /** + * From Tables + * + * This function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @param array + * @return string + */ + protected function _from_tables($tables) + { + return is_array($tables) ? implode(', ', $tables) : $tables; + } + + // -------------------------------------------------------------------- + + /** + * Update statement + * + * Generates a platform-specific update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @param array the orderby clause (ignored) + * @param array the limit clause (ignored) + * @param array the like clause + * @return string + */ + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array()) + { + foreach ($values as $key => $val) + { + $valstr[] = $key.' = '.$val; + } + + $where = empty($where) ? '' : ' WHERE '.implode(' ', $where); + + if ( ! empty($like)) + { + $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like); + } + + return 'UPDATE '.$table.' SET '.implode(', ', $valstr).$where; + } + + // -------------------------------------------------------------------- + + /** + * Update_Batch statement + * + * Generates a platform-specific batch update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @return string + */ + protected function _update_batch($table, $values, $index, $where = NULL) + { + $ids = array(); + foreach ($values as $key => $val) + { + $ids[] = $val[$index]; + + foreach (array_keys($val) as $field) + { + if ($field !== $index) + { + $final[$field][] = 'WHEN '.$val[$index].' THEN '.$val[$field]; + } + } + } + + $cases = ''; + foreach ($final as $k => $v) + { + $cases .= $k.' = (CASE '.$k."\n" + .implode("\n", $v)."\n" + .'ELSE '.$k.' END), '; + } + + return 'UPDATE '.$table.' SET '.substr($cases, 0, -2) + .' WHERE '.(($where !== '' && count($where) > 0) ? implode(' ', $where).' AND ' : '') + .$index.' IN('.implode(',', $ids).')'; + } + + // -------------------------------------------------------------------- + + /** + * Delete statement + * + * Generates a platform-specific delete string from the supplied data + * + * @param string the table name + * @param array the where clause + * @param array the like clause + * @param string the limit clause (ignored) + * @return string + */ + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) + { + $conditions = array(); + + empty($where) OR $conditions[] = implode(' ', $where); + empty($like) OR $conditions[] = implode(' ', $like); + + return 'DELETE FROM '.$table.(count($conditions) > 0 ? ' WHERE '.implode(' AND ', $conditions) : ''); + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @param string the sql query string + * @param int the number of rows to limit the query to + * @param int the offset value + * @return string + */ + protected function _limit($sql, $limit, $offset) + { + return $sql.' LIMIT '.$limit.($offset ? ' OFFSET '.$offset : ''); + } + + // -------------------------------------------------------------------- + + /** + * Where + * + * Called by where() or or_where() + * + * @param mixed + * @param mixed + * @param string + * @return object + */ + protected function _where($key, $value = NULL, $type = 'AND ', $escape = NULL) + { + if ( ! is_array($key)) + { + $key = array($key => $value); + } + + // If the escape value was not set will will base it on the global setting + is_bool($escape) OR $escape = $this->_protect_identifiers; + + foreach ($key as $k => $v) + { + $prefix = (count($this->qb_where) === 0 && count($this->qb_cache_where) === 0) + ? $this->_group_get_type('') + : $this->_group_get_type($type); + + $k = (($op = $this->_get_operator($k)) !== FALSE) + ? $this->protect_identifiers(substr($k, 0, strpos($k, $op)), FALSE, $escape).strstr($k, $op) + : $this->protect_identifiers($k, FALSE, $escape); + + if (is_null($v) && ! $this->_has_operator($k)) + { + // value appears not to have been set, assign the test to IS NULL + $k .= ' IS NULL'; + } + + if ( ! is_null($v)) + { + if ($escape === TRUE) + { + $v = ' '.$this->escape($v); + } + elseif (is_bool($v)) + { + $v = ($v ? ' TRUE' : ' FALSE'); + } + + if ( ! $this->_has_operator($k)) + { + $k .= ' = '; + } + } + + $this->qb_where[] = $prefix.$k.$v; + if ($this->qb_caching === TRUE) + { + $this->qb_cache_where[] = $prefix.$k.$v; + $this->qb_cache_exists[] = 'where'; + } + + } + + return $this; + } + +} + +/* End of file pdo_pgsql_driver.php */ +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php */
\ No newline at end of file diff --git a/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php b/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php new file mode 100644 index 000000000..bf0363f63 --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php @@ -0,0 +1,167 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * Licensed under the Open Software License version 3.0 + * + * This source file is subject to the Open Software License (OSL 3.0) that is + * bundled with this package in the files license.txt / license.rst. It is + * also available through the world wide web at this URL: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. + * + * @package CodeIgniter + * @author EllisLab Dev Team + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) + * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) + * @link http://codeigniter.com + * @since Version 3.0.0 + * @filesource + */ + +/** + * PDO SQLite Database Adapter Class + * + * Note: _DB is an extender class that the app controller + * creates dynamically based on whether the query builder + * class is being used or not. + * + * @package CodeIgniter + * @subpackage Drivers + * @category Database + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/database/ + */ +class CI_DB_pdo_sqlite_driver extends CI_DB_pdo_driver { + + public $subdriver = 'sqlite'; + + /** + * The syntax to count rows is slightly different across different + * database engines, so this string appears in each driver and is + * used for the count_all() and count_all_results() functions. + */ + protected $_random_keyword = ' RANDOM()'; // Currently not supported + + /** + * Constructor + * + * Builds the DSN if not already set. + * + * @param array + * @return void + */ + public function __construct($params) + { + parent::__construct($params); + + if (empty($this->dsn)) + { + $this->dsn = 'sqlite:'; + + if (empty($this->database) && empty($this->hostname)) + { + $this->database = ':memory:'; + } + + $this->database = empty($this->database) ? $this->hostname : $this->database; + } + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + $sql = 'SELECT "NAME" FROM "SQLITE_MASTER" WHERE "TYPE" = \'table\''; + + if ($prefix_limit === TRUE && $this->dbprefix !== '') + { + return $sql.' AND "NAME" LIKE \''.$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); + } + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + // Not supported + return FALSE; + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @param string the table name + * @return string + */ + protected function _field_data($table) + { + return 'SELECT * FROM '.$this->protect_identifiers($table).' LIMIT 0,1'; + } + + // -------------------------------------------------------------------- + + /** + * Replace statement + * + * @param string the table name + * @param array the insert keys + * @param array the insert values + * @return string + */ + protected function _replace($table, $keys, $values) + { + return 'INSERT OR '.parent::_replace($table, $keys, $values); + } + + // -------------------------------------------------------------------- + + /** + * Truncate statement + * + * Generates a platform-specific truncate string from the supplied data + * + * If the database does not support the truncate() command, + * then this method maps to 'DELETE FROM table' + * + * @param string the table name + * @return string + */ + protected function _truncate($table) + { + return 'DELETE FROM '.$table; + } + +} + +/* End of file pdo_sqlite_driver.php */ +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php */
\ No newline at end of file diff --git a/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php b/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php new file mode 100644 index 000000000..f125b8f50 --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php @@ -0,0 +1,299 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * Licensed under the Open Software License version 3.0 + * + * This source file is subject to the Open Software License (OSL 3.0) that is + * bundled with this package in the files license.txt / license.rst. It is + * also available through the world wide web at this URL: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. + * + * @package CodeIgniter + * @author EllisLab Dev Team + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) + * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) + * @link http://codeigniter.com + * @since Version 3.0.0 + * @filesource + */ + +/** + * PDO SQLSRV Database Adapter Class + * + * Note: _DB is an extender class that the app controller + * creates dynamically based on whether the query builder + * class is being used or not. + * + * @package CodeIgniter + * @subpackage Drivers + * @category Database + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/database/ + */ +class CI_DB_pdo_sqlsrv_driver extends CI_DB_pdo_driver { + + public $subdriver = 'sqlsrv'; + + protected $_random_keyword = ' NEWID()'; + + protected $_quoted_identifier; + + /** + * Constructor + * + * Builds the DSN if not already set. + * + * @param array + * @return void + */ + public function __construct($params) + { + parent::__construct($params); + + if (empty($this->dsn)) + { + $this->dsn = 'sqlsrv:Server='.(empty($this->hostname) ? '127.0.0.1' : $this->hostname); + + empty($this->port) OR $this->dsn .= ','.$this->port; + empty($this->database) OR $this->dsn .= ';Database='.$this->database; + + // Some custom options + + if (isset($this->QuotedId)) + { + $this->dsn .= ';QuotedId='.$this->QuotedId; + $this->_quoted_identifier = (bool) $this->QuotedId; + } + + if (isset($this->ConnectionPooling)) + { + $this->dsn .= ';ConnectionPooling='.$this->ConnectionPooling; + } + + if (isset($this->Encrypt)) + { + $this->dsn .= ';Encrypt='.$this->Encrypt; + } + + if (isset($this->TraceOn)) + { + $this->dsn .= ';TraceOn='.$this->TraceOn; + } + + if (isset($this->TrustServerCertificate)) + { + $this->dsn .= ';TrustServerCertificate='.$this->TrustServerCertificate; + } + + empty($this->APP) OR $this->dsn .= ';APP='.$this->APP; + empty($this->Failover_Partner) OR $this->dsn .= ';Failover_Partner='.$this->Failover_Partner; + empty($this->LoginTimeout) OR $this->dsn .= ';LoginTimeout='.$this->LoginTimeout; + empty($this->MultipleActiveResultSets) OR $this->dsn .= ';MultipleActiveResultSets='.$this->MultipleActiveResultSets; + empty($this->TraceFile) OR $this->dsn .= ';TraceFile='.$this->TraceFile; + empty($this->WSID) OR $this->dsn .= ';WSID='.$this->WSID; + } + elseif (preg_match('/QuotedId=(0|1)/', $this->dsn, $match)) + { + $this->_quoted_identifier = (bool) $match[1]; + } + } + + // -------------------------------------------------------------------- + + /** + * Non-persistent database connection + * + * @param bool + * @return object + */ + public function db_connect($persistent = FALSE) + { + if ( ! empty($this->char_set) && preg_match('/utf[^8]*8/i', $this->char_set)) + { + $this->options[PDO::SQLSRV_ENCODING_UTF8] = 1; + } + + $this->conn_id = parent::db_connect($persistent); + + if ( ! is_object($this->conn_id) OR is_bool($this->_quoted_identifier)) + { + return $this->conn_id; + } + + // Determine how identifiers are escaped + $query = $this->query('SELECT CASE WHEN (@@OPTIONS | 256) = @@OPTIONS THEN 1 ELSE 0 END AS qi'); + $query = $query->row_array(); + $this->_quoted_identifier = empty($query) ? FALSE : (bool) $query['qi']; + $this->_escape_char = ($this->_quoted_identifier) ? '"' : array('[', ']'); + + return $this->conn_id; + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + return 'SELECT '.$this->escape_identifiers('name') + .' FROM '.$this->escape_identifiers('sysobjects') + .' WHERE '.$this->escape_identifiers('type')." = 'U'"; + + if ($prefix_limit === TRUE && $this->dbprefix !== '') + { + $sql .= ' AND '.$this->escape_identifiers('name')." LIKE '".$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); + } + + return $sql.' ORDER BY '.$this->escape_identifiers('name'); + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return 'SELECT '.$this->escape_identifiers('column_name') + .' FROM '.$this->escape_identifiers('information_schema.columns') + .' WHERE '.$this->escape_identifiers('table_name').' = '.$this->escape($table); + } + + // -------------------------------------------------------------------- + + /** + * From Tables + * + * This function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @param array + * @return string + */ + protected function _from_tables($tables) + { + return is_array($tables) ? implode(', ', $tables) : $tables; + } + + // -------------------------------------------------------------------- + + /** + * Update statement + * + * Generates a platform-specific update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @param array the orderby clause (ignored) + * @param array the limit clause (ignored) + * @param array the like clause + * @return string + */ + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array()) + { + foreach ($values as $key => $val) + { + $valstr[] = $key.' = '.$val; + } + + $where = empty($where) ? '' : ' WHERE '.implode(' ', $where); + + if ( ! empty($like)) + { + $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like); + } + + return 'UPDATE '.$table.' SET '.implode(', ', $valstr).$where; + } + + // -------------------------------------------------------------------- + + /** + * Delete statement + * + * Generates a platform-specific delete string from the supplied data + * + * @param string the table name + * @param array the where clause + * @param array the like clause + * @param string the limit clause + * @return string + */ + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) + { + $conditions = array(); + + empty($where) OR $conditions[] = implode(' ', $where); + empty($like) OR $conditions[] = implode(' ', $like); + + $conditions = (count($conditions) > 0) ? ' WHERE '.implode(' AND ', $conditions) : ''; + + return ($limit) + ? 'WITH ci_delete AS (SELECT TOP '.$limit.' * FROM '.$table.$conditions.') DELETE FROM ci_delete' + : 'DELETE FROM '.$table.$conditions; + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @param string the sql query string + * @param int the number of rows to limit the query to + * @param int the offset value + * @return string + */ + protected function _limit($sql, $limit, $offset) + { + // As of SQL Server 2012 (11.0.*) OFFSET is supported + if (version_compare($this->version(), '11', '>=')) + { + return $sql.' OFFSET '.(int) $offset.' ROWS FETCH NEXT '.(int) $limit.' ROWS ONLY'; + } + + $limit = $offset + $limit; + + // An ORDER BY clause is required for ROW_NUMBER() to work + if ($offset && ! empty($this->qb_orderby)) + { + $orderby = 'ORDER BY '.implode(', ', $this->qb_orderby); + + // We have to strip the ORDER BY clause + $sql = trim(substr($sql, 0, strrpos($sql, 'ORDER BY '.$orderby))); + + return 'SELECT '.(count($this->qb_select) === 0 ? '*' : implode(', ', $this->qb_select))." FROM (\n" + .preg_replace('/^(SELECT( DISTINCT)?)/i', '\\1 ROW_NUMBER() OVER('.$orderby.') AS '.$this->escape_identifiers('CI_rownum').', ', $sql) + ."\n) ".$this->escape_identifiers('CI_subquery') + ."\nWHERE ".$this->escape_identifiers('CI_rownum').' BETWEEN '.((int) $offset + 1).' AND '.$limit; + } + + return preg_replace('/(^\SELECT (DISTINCT)?)/i','\\1 TOP '.$limit.' ', $sql); + } + +} + +/* End of file pdo_sqlsrv_driver.php */ +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php */ diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php index 17bd37b38..1d6e9567a 100644 --- a/system/database/drivers/postgre/postgre_driver.php +++ b/system/database/drivers/postgre/postgre_driver.php @@ -44,16 +44,6 @@ class CI_DB_postgre_driver extends CI_DB { protected $_escape_char = '"'; - // clause and character used for LIKE escape sequences - protected $_like_escape_str = " ESCAPE '%s' "; - protected $_like_escape_chr = '!'; - - /** - * The syntax to count rows is slightly different across different - * database engines, so this string appears in each driver and is - * used for the count_all() and count_all_results() functions. - */ - protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword = ' RANDOM()'; // database specific random keyword /** @@ -138,7 +128,15 @@ class CI_DB_postgre_driver extends CI_DB { */ public function db_pconnect() { - return @pg_pconnect($this->dsn); + $conn = @pg_pconnect($this->dsn); + if ($conn && pg_connection_status($conn) === PGSQL_CONNECTION_BAD) + { + if (pg_ping($conn) === FALSE) + { + return FALSE; + } + } + return $conn; } // -------------------------------------------------------------------- @@ -356,13 +354,13 @@ class CI_DB_postgre_driver extends CI_DB { $table = (func_num_args() > 0) ? func_get_arg(0) : NULL; $column = (func_num_args() > 1) ? func_get_arg(1) : NULL; - if ($table == NULL && $v >= '8.1') + if ($table === NULL && $v >= '8.1') { $sql = 'SELECT LASTVAL() AS ins_id'; } - elseif ($table != NULL) + elseif ($table !== NULL) { - if ($column != NULL && $v >= '8.0') + if ($column !== NULL && $v >= '8.0') { $sql = 'SELECT pg_get_serial_sequence(\''.$table."', '".$column."') AS seq"; $query = $this->query($sql); @@ -390,35 +388,6 @@ class CI_DB_postgre_driver extends CI_DB { // -------------------------------------------------------------------- /** - * "Count All" query - * - * Generates a platform-specific query string that counts all records in - * the specified database - * - * @param string - * @return string - */ - public function count_all($table = '') - { - if ($table == '') - { - return 0; - } - - $query = $this->query($this->_count_string.$this->protect_identifiers('numrows').' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE)); - if ($query->num_rows() == 0) - { - return 0; - } - - $query = $query->row(); - $this->_reset_select(); - return (int) $query->numrows; - } - - // -------------------------------------------------------------------- - - /** * Show table query * * Generates a platform-specific query string so that the table names can be fetched @@ -428,11 +397,13 @@ class CI_DB_postgre_driver extends CI_DB { */ protected function _list_tables($prefix_limit = FALSE) { - $sql = "SELECT table_name FROM information_schema.tables WHERE table_schema = 'public'"; + $sql = 'SELECT "table_name" FROM "information_schema"."tables" WHERE "table_schema" = \'public\''; - if ($prefix_limit !== FALSE && $this->dbprefix != '') + if ($prefix_limit !== FALSE && $this->dbprefix !== '') { - return $sql." AND table_name LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr); + return $sql.' AND "table_name" LIKE \'' + .$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); } return $sql; @@ -450,7 +421,7 @@ class CI_DB_postgre_driver extends CI_DB { */ protected function _list_columns($table = '') { - return "SELECT column_name FROM information_schema.columns WHERE table_name = '".$table."'"; + return 'SELECT "column_name" FROM "information_schema"."columns" WHERE "table_name" = '.$this->escape($table); } // -------------------------------------------------------------------- @@ -496,12 +467,7 @@ class CI_DB_postgre_driver extends CI_DB { */ protected function _from_tables($tables) { - if ( ! is_array($tables)) - { - $tables = array($tables); - } - - return implode(', ', $tables); + return is_array($tables) ? implode(', ', $tables) : $tables; } // -------------------------------------------------------------------- @@ -539,6 +505,47 @@ class CI_DB_postgre_driver extends CI_DB { // -------------------------------------------------------------------- /** + * Update_Batch statement + * + * Generates a platform-specific batch update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @return string + */ + protected function _update_batch($table, $values, $index, $where = NULL) + { + $ids = array(); + foreach ($values as $key => $val) + { + $ids[] = $val[$index]; + + foreach (array_keys($val) as $field) + { + if ($field !== $index) + { + $final[$field][] = 'WHEN '.$val[$index].' THEN '.$val[$field]; + } + } + } + + $cases = ''; + foreach ($final as $k => $v) + { + $cases .= $k.' = (CASE '.$index."\n" + .implode("\n", $v)."\n" + .'ELSE '.$k.' END), '; + } + + return 'UPDATE '.$table.' SET '.substr($cases, 0, -2) + .' WHERE '.(($where !== '' && count($where) > 0) ? implode(' ', $where).' AND ' : '') + .$index.' IN('.implode(',', $ids).')'; + } + + // -------------------------------------------------------------------- + + /** * Delete statement * * Generates a platform-specific delete string from the supplied data @@ -573,7 +580,7 @@ class CI_DB_postgre_driver extends CI_DB { */ protected function _limit($sql, $limit, $offset) { - return $sql.' LIMIT '.$limit.($offset == 0 ? '' : ' OFFSET '.$offset); + return $sql.' LIMIT '.$limit.($offset ? ' OFFSET '.$offset : ''); } // -------------------------------------------------------------------- @@ -586,27 +593,31 @@ class CI_DB_postgre_driver extends CI_DB { * @param mixed * @param mixed * @param string + * @param mixed * @return object - * */ protected function _where($key, $value = NULL, $type = 'AND ', $escape = NULL) { - $type = $this->_group_get_type($type); - if ( ! is_array($key)) { $key = array($key => $value); } // If the escape value was not set will will base it on the global setting - if ( ! is_bool($escape)) - { - $escape = $this->_protect_identifiers; - } + is_bool($escape) OR $escape = $this->_protect_identifiers; foreach ($key as $k => $v) { - $prefix = (count($this->qb_where) === 0 && count($this->qb_cache_where) === 0) ? '' : $type; + $prefix = (count($this->qb_where) === 0 && count($this->qb_cache_where) === 0) + ? $this->_group_get_type('') + : $this->_group_get_type($type); + + if ($escape === TRUE) + { + $k = (($op = $this->_get_operator($k)) !== FALSE) + ? $this->escape_identifiers(trim(substr($k, 0, strpos($k, $op)))).' '.strstr($k, $op) + : $this->escape_identifiers(trim($k)); + } if (is_null($v) && ! $this->_has_operator($k)) { @@ -618,7 +629,6 @@ class CI_DB_postgre_driver extends CI_DB { { if ($escape === TRUE) { - $k = $this->protect_identifiers($k, FALSE, $escape); $v = ' '.$this->escape($v); } elseif (is_bool($v)) @@ -631,10 +641,6 @@ class CI_DB_postgre_driver extends CI_DB { $k .= ' = '; } } - else - { - $k = $this->protect_identifiers($k, FALSE, $escape); - } $this->qb_where[] = $prefix.$k.$v; if ($this->qb_caching === TRUE) @@ -653,12 +659,11 @@ class CI_DB_postgre_driver extends CI_DB { /** * Close DB Connection * - * @param resource * @return void */ - protected function _close($conn_id) + protected function _close() { - @pg_close($conn_id); + @pg_close($this->conn_id); } } diff --git a/system/database/drivers/postgre/postgre_forge.php b/system/database/drivers/postgre/postgre_forge.php index 94c97af50..c434e9510 100644 --- a/system/database/drivers/postgre/postgre_forge.php +++ b/system/database/drivers/postgre/postgre_forge.php @@ -58,7 +58,7 @@ class CI_DB_postgre_forge extends CI_DB_forge { } else { - $sql .= "\n\t".$this->db->protect_identifiers($field); + $sql .= "\n\t".$this->db->escape_identifiers($field); $attributes = array_change_key_case($attributes, CASE_UPPER); $is_unsigned = ( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE); @@ -107,10 +107,19 @@ class CI_DB_postgre_forge extends CI_DB_forge { $sql .= '('.$attributes['CONSTRAINT'].')'; } - $sql .= (isset($attributes['DEFAULT']) ? " DEFAULT '".$attributes['DEFAULT']."'" : '') - .(( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') - // Added new attribute to create unqite fields. Also works with MySQL - .(( ! empty($attributes['UNIQUE']) && $attributes['UNIQUE'] === TRUE) ? ' UNIQUE' : ''); + if (isset($attributes['DEFAULT'])) + { + $sql .= " DEFAULT '".$attributes['DEFAULT']."'"; + } + + $sql .= ( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) + ? ' NULL' : ' NOT NULL'; + + // Added new attribute to create unique fields. Also works with MySQL + if ( ! empty($attributes['UNIQUE']) && $attributes['UNIQUE'] === TRUE) + { + $sql .= ' UNIQUE'; + } } // don't add a comma on the end of the last field @@ -139,26 +148,17 @@ class CI_DB_postgre_forge extends CI_DB_forge { { $sql = 'CREATE TABLE '; - if ($if_not_exists === TRUE) + // PostgreSQL doesn't support IF NOT EXISTS syntax so we check if table exists manually + if ($if_not_exists === TRUE && $this->db->table_exists($table)) { - // PostgreSQL doesn't support IF NOT EXISTS syntax so we check if table exists manually - if ($this->db->table_exists($table)) - { - return TRUE; - } + return TRUE; } $sql .= $this->db->escape_identifiers($table).' ('.$this->_process_fields($fields, $primary_keys); if (count($primary_keys) > 0) { - // Something seems to break when passing an array to protect_identifiers() - foreach ($primary_keys as $index => $key) - { - $primary_keys[$index] = $this->db->protect_identifiers($key); - } - - $sql .= ",\n\tPRIMARY KEY (".implode(', ', $primary_keys).')'; + $sql .= ",\n\tPRIMARY KEY (".implode(', ', $this->db->escape_identifiers($primary_keys)).')'; } $sql .= "\n);"; @@ -167,18 +167,14 @@ class CI_DB_postgre_forge extends CI_DB_forge { { foreach ($keys as $key) { - if (is_array($key)) - { - $key = $this->db->protect_identifiers($key); - } - else - { - $key = array($this->db->protect_identifiers($key)); - } + $key = is_array($key) + ? $this->db->escape_identifiers($key) + : array($this->db->escape_identifiers($key)); foreach ($key as $field) { - $sql .= 'CREATE INDEX '.$table.'_'.str_replace(array('"', "'"), '', $field).'_index ON '.$table.' ('.$field.'); '; + $sql .= "\nCREATE INDEX ".$this->db->escape_identifiers($table.'_'.str_replace(array('"', "'"), '', $field).'_index') + .' ON '.$this->db->escape_identifiers($table).' ('.$this->db->escape_identifiers($field).');'; } } } @@ -205,16 +201,16 @@ class CI_DB_postgre_forge extends CI_DB_forge { */ protected function _alter_table($alter_type, $table, $fields, $after_field = '') { - $sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '; + $sql = 'ALTER TABLE '.$this->db->escape_identifiers($table).' '.$alter_type.' '; // DROP has everything it needs now. if ($alter_type === 'DROP') { - return $sql.$this->db->protect_identifiers($fields); + return $sql.$this->db->escape_identifiers($fields); } return $sql.$this->_process_fields($fields) - .($after_field != '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : ''); + .($after_field !== '' ? ' AFTER '.$this->db->escape_identifiers($after_field) : ''); } } diff --git a/system/database/drivers/postgre/postgre_result.php b/system/database/drivers/postgre/postgre_result.php index f913bc9eb..eb9d647e7 100644 --- a/system/database/drivers/postgre/postgre_result.php +++ b/system/database/drivers/postgre/postgre_result.php @@ -33,6 +33,7 @@ * @category Database * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ + * @since 1.3 */ class CI_DB_postgre_result extends CI_DB_result { @@ -43,7 +44,9 @@ class CI_DB_postgre_result extends CI_DB_result { */ public function num_rows() { - return @pg_num_rows($this->result_id); + return is_int($this->num_rows) + ? $this->num_rows + : $this->num_rows = @pg_num_rows($this->result_id); } // -------------------------------------------------------------------- @@ -156,11 +159,12 @@ class CI_DB_postgre_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() + protected function _fetch_object($class_name = 'stdClass') { - return pg_fetch_object($this->result_id); + return pg_fetch_object($this->result_id, NULL, $class_name); } } diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php index 551704f83..2744a63cf 100644 --- a/system/database/drivers/sqlite/sqlite_driver.php +++ b/system/database/drivers/sqlite/sqlite_driver.php @@ -43,18 +43,8 @@ class CI_DB_sqlite_driver extends CI_DB { public $dbdriver = 'sqlite'; // The character used to escape with - not needed for SQLite - protected $_escape_char = ''; + protected $_escape_char = '"'; - // clause and character used for LIKE escape sequences - protected $_like_escape_str = " ESCAPE '%s' "; - protected $_like_escape_chr = '!'; - - /** - * The syntax to count rows is slightly different across different - * database engines, so this string appears in each driver and is - * used for the count_all() and count_all_results() functions. - */ - protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword = ' Random()'; // database specific random keyword /** @@ -127,7 +117,9 @@ class CI_DB_sqlite_driver extends CI_DB { */ protected function _execute($sql) { - return @sqlite_query($this->conn_id, $sql); + return $this->is_write_type($sql) + ? @sqlite_exec($this->conn_id, $sql) + : @sqlite_query($this->conn_id, $sql); } // -------------------------------------------------------------------- @@ -139,13 +131,8 @@ class CI_DB_sqlite_driver extends CI_DB { */ public function trans_begin($test_mode = FALSE) { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -153,7 +140,7 @@ class CI_DB_sqlite_driver extends CI_DB { // Reset the transaction failure flag. // If the $test_mode flag is set to TRUE transactions will be rolled back // even if the queries produce a successful result. - $this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE; + $this->_trans_failure = ($test_mode === TRUE); $this->simple_query('BEGIN TRANSACTION'); return TRUE; @@ -168,13 +155,8 @@ class CI_DB_sqlite_driver extends CI_DB { */ public function trans_commit() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -192,13 +174,8 @@ class CI_DB_sqlite_driver extends CI_DB { */ public function trans_rollback() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -268,35 +245,6 @@ class CI_DB_sqlite_driver extends CI_DB { // -------------------------------------------------------------------- /** - * "Count All" query - * - * Generates a platform-specific query string that counts all records in - * the specified database - * - * @param string - * @return string - */ - public function count_all($table = '') - { - if ($table == '') - { - return 0; - } - - $query = $this->query($this->_count_string.$this->protect_identifiers('numrows').' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE)); - if ($query->num_rows() == 0) - { - return 0; - } - - $row = $query->row(); - $this->_reset_select(); - return (int) $row->numrows; - } - - // -------------------------------------------------------------------- - - /** * List table query * * Generates a platform-specific query string so that the table names can be fetched @@ -306,12 +254,13 @@ class CI_DB_sqlite_driver extends CI_DB { */ protected function _list_tables($prefix_limit = FALSE) { - $sql = "SELECT name from sqlite_master WHERE type='table'"; + $sql = "SELECT name FROM sqlite_master WHERE type='table'"; - if ($prefix_limit !== FALSE AND $this->dbprefix != '') + if ($prefix_limit !== FALSE && $this->dbprefix != '') { - $sql .= " AND 'name' LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr); + return $sql." AND 'name' LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr); } + return $sql; } @@ -343,7 +292,7 @@ class CI_DB_sqlite_driver extends CI_DB { */ protected function _field_data($table) { - return "SELECT * FROM ".$table." LIMIT 1"; + return 'SELECT * FROM '.$this->escape_identifiers($table).' LIMIT 1'; } // -------------------------------------------------------------------- @@ -366,27 +315,6 @@ class CI_DB_sqlite_driver extends CI_DB { // -------------------------------------------------------------------- /** - * From Tables - * - * This function implicitly groups FROM tables so there is no confusion - * about operator precedence in harmony with SQL standards - * - * @param array - * @return string - */ - protected function _from_tables($tables) - { - if ( ! is_array($tables)) - { - $tables = array($tables); - } - - return '('.implode(', ', $tables).')'; - } - - // -------------------------------------------------------------------- - - /** * Replace statement * * Generates a platform-specific replace string from the supplied data @@ -422,43 +350,16 @@ class CI_DB_sqlite_driver extends CI_DB { // -------------------------------------------------------------------- /** - * Limit string - * - * Generates a platform-specific LIMIT clause - * - * @param string the sql query string - * @param int the number of rows to limit the query to - * @param int the offset value - * @return string - */ - protected function _limit($sql, $limit, $offset) - { - if ($offset == 0) - { - $offset = ''; - } - else - { - $offset .= ", "; - } - - return $sql."LIMIT ".$offset.$limit; - } - - // -------------------------------------------------------------------- - - /** * Close DB Connection * - * @param resource * @return void */ - protected function _close($conn_id) + protected function _close() { - @sqlite_close($conn_id); + @sqlite_close($this->conn_id); } } /* End of file sqlite_driver.php */ -/* Location: ./system/database/drivers/sqlite/sqlite_driver.php */ +/* Location: ./system/database/drivers/sqlite/sqlite_driver.php */
\ No newline at end of file diff --git a/system/database/drivers/sqlite/sqlite_forge.php b/system/database/drivers/sqlite/sqlite_forge.php index dd6f0f78d..e02e327f3 100644 --- a/system/database/drivers/sqlite/sqlite_forge.php +++ b/system/database/drivers/sqlite/sqlite_forge.php @@ -61,6 +61,14 @@ class CI_DB_sqlite_forge extends CI_DB_forge { { return ($this->db->db_debug) ? $this->db->display_error('db_unable_to_drop') : FALSE; } + elseif ( ! empty($this->db->data_cache['db_names'])) + { + $key = array_search(strtolower($this->db->database), array_map('strtolower', $this->db->data_cache['db_names']), TRUE); + if ($key !== FALSE) + { + unset($this->db->data_cache['db_names'][$key]); + } + } return TRUE; } @@ -97,41 +105,31 @@ class CI_DB_sqlite_forge extends CI_DB_forge { // entered the field information, so we'll simply add it to the list if (is_numeric($field)) { - $sql .= "\n\t$attributes"; + $sql .= "\n\t".$attributes; } else { $attributes = array_change_key_case($attributes, CASE_UPPER); - $sql .= "\n\t".$this->db->protect_identifiers($field); + $sql .= "\n\t".$this->db->escape_identifiers($field).' '.$attributes['TYPE']; - $sql .= ' '.$attributes['TYPE']; + empty($attributes['CONSTRAINT']) OR $sql .= '('.$attributes['CONSTRAINT'].')'; - if (array_key_exists('CONSTRAINT', $attributes)) - { - $sql .= '('.$attributes['CONSTRAINT'].')'; - } - - if (array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) + if ( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) { $sql .= ' UNSIGNED'; } - if (array_key_exists('DEFAULT', $attributes)) + if (isset($attributes['DEFAULT'])) { - $sql .= ' DEFAULT \''.$attributes['DEFAULT'].'\''; + $sql .= " DEFAULT '".$attributes['DEFAULT']."'"; } - if (array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; - } - if (array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) + $sql .= ( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) + ? ' NULL' : ' NOT NULL'; + + if ( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) { $sql .= ' AUTO_INCREMENT'; } @@ -146,30 +144,22 @@ class CI_DB_sqlite_forge extends CI_DB_forge { if (count($primary_keys) > 0) { - $primary_keys = $this->db->protect_identifiers($primary_keys); - $sql .= ",\n\tPRIMARY KEY (" . implode(', ', $primary_keys) . ")"; + $sql .= ",\n\tPRIMARY KEY (".implode(', ', $this->db->escape_identifiers($primary_keys)).')'; } if (is_array($keys) && count($keys) > 0) { foreach ($keys as $key) { - if (is_array($key)) - { - $key = $this->db->protect_identifiers($key); - } - else - { - $key = array($this->db->protect_identifiers($key)); - } + $key = is_array($key) + ? $this->db->escape_identifiers($key) + : array($this->db->escape_identifiers($key)); - $sql .= ",\n\tUNIQUE (" . implode(', ', $key) . ")"; + $sql .= ",\n\tUNIQUE (".implode(', ', $key).')'; } } - $sql .= "\n)"; - - return $sql; + return $sql."\n)"; } // -------------------------------------------------------------------- @@ -191,40 +181,21 @@ class CI_DB_sqlite_forge extends CI_DB_forge { */ protected function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') { - $sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '.$this->db->protect_identifiers($column_name); - - // DROP has everything it needs now. - if ($alter_type == 'DROP') + /* SQLite only supports adding new columns and it does + * NOT support the AFTER statement. Each new column will + * be added as the last one in the table. + */ + if ($alter_type !== 'ADD COLUMN') { - // SQLite does not support dropping columns - // http://www.sqlite.org/omitted.html - // http://www.sqlite.org/faq.html#q11 + // Not supported return FALSE; } - $sql .= " $column_definition"; - - if ($default_value != '') - { - $sql .= " DEFAULT \"$default_value\""; - } - - if ($null === NULL) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; - } - - if ($after_field != '') - { - return $sql.' AFTER '.$this->db->protect_identifiers($after_field); - } - - return $sql; - + return 'ALTER TABLE '.$this->db->escape_identifiers($table).' '.$alter_type.' '.$this->db->escape_identifiers($column_name) + .' '.$column_definition + .($default_value != '' ? " DEFAULT '".$default_value."'" : '') + // If NOT NULL is specified, the field must have a DEFAULT value other than NULL + .(($null !== NULL && $default_value !== 'NULL') ? ' NOT NULL' : ' NULL'); } } diff --git a/system/database/drivers/sqlite/sqlite_result.php b/system/database/drivers/sqlite/sqlite_result.php index 741dc9d8d..eef9787a1 100644 --- a/system/database/drivers/sqlite/sqlite_result.php +++ b/system/database/drivers/sqlite/sqlite_result.php @@ -33,6 +33,7 @@ * @category Database * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ + * @since 1.3 */ class CI_DB_sqlite_result extends CI_DB_result { @@ -43,7 +44,9 @@ class CI_DB_sqlite_result extends CI_DB_result { */ public function num_rows() { - return @sqlite_num_rows($this->result_id); + return is_int($this->num_rows) + ? $this->num_rows + : $this->num_rows = @sqlite_num_rows($this->result_id); } // -------------------------------------------------------------------- @@ -140,17 +143,12 @@ class CI_DB_sqlite_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() + protected function _fetch_object($class_name = 'stdClass') { - if (function_exists('sqlite_fetch_object')) - { - return sqlite_fetch_object($this->result_id); - } - - $arr = sqlite_fetch_array($this->result_id, SQLITE_ASSOC); - return is_array($arr) ? (object) $arr : FALSE; + return sqlite_fetch_object($this->result_id, $class_name); } } diff --git a/system/database/drivers/sqlite3/sqlite3_driver.php b/system/database/drivers/sqlite3/sqlite3_driver.php index d22f6a442..d03be15f5 100644 --- a/system/database/drivers/sqlite3/sqlite3_driver.php +++ b/system/database/drivers/sqlite3/sqlite3_driver.php @@ -46,16 +46,6 @@ class CI_DB_sqlite3_driver extends CI_DB { // The character used for escaping protected $_escape_char = '"'; - // clause and character used for LIKE escape sequences - protected $_like_escape_str = ' ESCAPE \'%s\' '; - protected $_like_escape_chr = '!'; - - /** - * The syntax to count rows is slightly different across different - * database engines, so this string appears in each driver and is - * used for the count_all() and count_all_results() functions. - */ - protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword = ' RANDOM()'; /** @@ -87,7 +77,7 @@ class CI_DB_sqlite3_driver extends CI_DB { public function db_pconnect() { log_message('debug', 'SQLite3 doesn\'t support persistent connections'); - return $this->db_pconnect(); + return $this->db_connect(); } // -------------------------------------------------------------------- @@ -104,7 +94,7 @@ class CI_DB_sqlite3_driver extends CI_DB { return $this->data_cache['version']; } - $version = $this->conn_id->version(); + $version = SQLite3::version(); return $this->data_cache['version'] = $version['versionString']; } @@ -245,30 +235,6 @@ class CI_DB_sqlite3_driver extends CI_DB { // -------------------------------------------------------------------- /** - * "Count All" query - * - * Generates a platform-specific query string that counts all records in - * the specified database - * - * @param string - * @return int - */ - public function count_all($table = '') - { - if ($table == '') - { - return 0; - } - - $result = $this->conn_id->querySingle($this->_count_string.$this->protect_identifiers('numrows') - .' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE)); - - return empty($result) ? 0 : (int) $result; - } - - // -------------------------------------------------------------------- - - /** * Show table query * * Generates a platform-specific query string so that the table names can be fetched @@ -318,46 +284,16 @@ class CI_DB_sqlite3_driver extends CI_DB { // -------------------------------------------------------------------- /** - * The error message string + * Error * - * @return string - */ - protected function _error_message() - { - return $this->conn_id->lastErrorMsg(); - } - - // -------------------------------------------------------------------- - - /** - * The error message number + * Returns an array containing code and message of the last + * database error that has occured. * - * @return int + * @return array */ - protected function _error_number() + public function error() { - return $this->conn_id->lastErrorCode(); - } - - // -------------------------------------------------------------------- - - /** - * From Tables - * - * This function implicitly groups FROM tables so there is no confusion - * about operator precedence in harmony with SQL standards - * - * @param string - * @return string - */ - protected function _from_tables($tables) - { - if ( ! is_array($tables)) - { - $tables = array($tables); - } - - return '('.implode(', ', $tables).')'; + return array('code' => $this->conn_id->lastErrorCode(), 'message' => $this->conn_id->lastErrorMsg()); } // -------------------------------------------------------------------- @@ -398,29 +334,11 @@ class CI_DB_sqlite3_driver extends CI_DB { // -------------------------------------------------------------------- /** - * Limit string - * - * Generates a platform-specific LIMIT clause - * - * @param string the sql query string - * @param int the number of rows to limit the query to - * @param int the offset value - * @return string - */ - protected function _limit($sql, $limit, $offset) - { - return $sql.' LIMIT '.($offset ? $offset.',' : '').$limit; - } - - // -------------------------------------------------------------------- - - /** * Close DB Connection * - * @param object (ignored) * @return void */ - protected function _close($conn_id) + protected function _close() { $this->conn_id->close(); } diff --git a/system/database/drivers/sqlite3/sqlite3_forge.php b/system/database/drivers/sqlite3/sqlite3_forge.php index 20f1e6f63..f9ae5bcce 100644 --- a/system/database/drivers/sqlite3/sqlite3_forge.php +++ b/system/database/drivers/sqlite3/sqlite3_forge.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * @@ -66,6 +66,14 @@ class CI_DB_sqlite3_forge extends CI_DB_forge { { return $this->db->db_debug ? $this->db->display_error('db_unable_to_drop') : FALSE; } + elseif ( ! empty($this->db->data_cache['db_names'])) + { + $key = array_search(strtolower($this->db->database), array_map('strtolower', $this->db->data_cache['db_names']), TRUE); + if ($key !== FALSE) + { + unset($this->db->data_cache['db_names'][$key]); + } + } return TRUE; } @@ -111,13 +119,27 @@ class CI_DB_sqlite3_forge extends CI_DB_forge { { $attributes = array_change_key_case($attributes, CASE_UPPER); - $sql .= "\n\t".$this->db->protect_identifiers($field) - .' '.$attributes['TYPE'] - .( ! empty($attributes['CONSTRAINT']) ? '('.$attributes['CONSTRAINT'].')' : '') - .(( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '') - .(isset($attributes['DEFAULT']) ? ' DEFAULT \''.$attributes['DEFAULT'].'\'' : '') - .(( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL') - .(( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : ''); + $sql .= "\n\t".$this->db->escape_identifiers($field).' '.$attributes['TYPE']; + + empty($attributes['CONSTRAINT']) OR $sql .= '('.$attributes['CONSTRAINT'].')'; + + if ( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) + { + $sql .= ' UNSIGNED'; + } + + if (isset($attributes['DEFAULT'])) + { + $sql .= " DEFAULT '".$attributes['DEFAULT']."'"; + } + + $sql .= ( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) + ? ' NULL' : ' NOT NULL'; + + if ( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) + { + $sql .= ' AUTO_INCREMENT'; + } } // don't add a comma on the end of the last field @@ -129,22 +151,16 @@ class CI_DB_sqlite3_forge extends CI_DB_forge { if (count($primary_keys) > 0) { - $primary_keys = $this->db->protect_identifiers($primary_keys); - $sql .= ",\n\tPRIMARY KEY (".implode(', ', $primary_keys).')'; + $sql .= ",\n\tPRIMARY KEY (".implode(', ', $this->db->escape_identifiers($primary_keys)).')'; } if (is_array($keys) && count($keys) > 0) { foreach ($keys as $key) { - if (is_array($key)) - { - $key = $this->db->protect_identifiers($key); - } - else - { - $key = array($this->db->protect_identifiers($key)); - } + $key = is_array($key) + ? $this->db->escape_identifiers($key) + : array($this->db->escape_identifiers($key)); $sql .= ",\n\tUNIQUE (".implode(', ', $key).')'; } @@ -182,9 +198,9 @@ class CI_DB_sqlite3_forge extends CI_DB_forge { return FALSE; } - return 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '.$this->db->protect_identifiers($column_name) + return 'ALTER TABLE '.$this->db->escape_identifiers($table).' '.$alter_type.' '.$this->db->escape_identifiers($column_name) .' '.$column_definition - .($default_value != '' ? ' DEFAULT '.$default_value : '') + .($default_value !== '' ? ' DEFAULT '.$default_value : '') // If NOT NULL is specified, the field must have a DEFAULT value other than NULL .(($null !== NULL && $default_value !== 'NULL') ? ' NOT NULL' : ' NULL'); } diff --git a/system/database/drivers/sqlite3/sqlite3_result.php b/system/database/drivers/sqlite3/sqlite3_result.php index d83d6b2cd..117fb3ce8 100644 --- a/system/database/drivers/sqlite3/sqlite3_result.php +++ b/system/database/drivers/sqlite3/sqlite3_result.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * @@ -26,40 +26,21 @@ */ /** - * SQLite Result Class + * SQLite3 Result Class * * This class extends the parent result class: CI_DB_result * * @category Database - * @author Andrey Andreev - * @link http://codeigniter.com/user_guide/database/ + * @author Andrey Andreev + * @link http://codeigniter.com/user_guide/database/ + * @since 3.0 */ class CI_DB_sqlite3_result extends CI_DB_result { - // Overwriting the parent here, so we have a way to know if it's already set - public $num_rows; - // num_fields() might be called multiple times, so we'll use this one to cache it's result protected $_num_fields; /** - * Number of rows in the result set - * - * @return int - */ - public function num_rows() - { - /* The SQLite3 driver doesn't have a graceful way to do this, - * so we'll have to do it on our own. - */ - return is_int($this->num_rows) - ? $this->num_rows - : $this->num_rows = count($this->result_array()); - } - - // -------------------------------------------------------------------- - - /** * Number of fields in the result set * * @return int @@ -153,443 +134,28 @@ class CI_DB_sqlite3_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() - { - // No native support for fetching as an object - $row = $this->_fetch_assoc(); - return ($row !== FALSE) ? (object) $row : FALSE; - } - - // -------------------------------------------------------------------- - - /** - * Query result. "array" version. - * - * return array - */ - public function result_array() - { - if (count($this->result_array) > 0) - { - return $this->result_array; - } - elseif (is_array($this->row_data)) - { - if (count($this->row_data) === 0) - { - return $this->result_array; - } - else - { - $row_index = count($this->row_data); - } - } - else - { - $row_index = 0; - $this->row_data = array(); - } - - $row = NULL; - while ($row = $this->_fetch_assoc()) - { - $this->row_data[$row_index++] = $row; - } - - return $this->result_array = $this->row_data; - } - - // -------------------------------------------------------------------- - - /** - * Query result. "object" version. - * - * @return array - */ - public function result_object() - { - if (count($this->result_object) > 0) - { - return $this->result_object; - } - elseif (count($this->result_array) > 0) - { - for ($i = 0, $c = count($this->result_array); $i < $c; $i++) - { - $this->result_object[] = (object) $this->result_array[$i]; - } - - return $this->result_object; - } - elseif (is_array($this->row_data)) - { - if (count($this->row_data) === 0) - { - return $this->result_object; - } - else - { - $row_index = count($this->row_data); - for ($i = 0; $i < $row_index; $i++) - { - $this->result_object[$i] = (object) $this->row_data[$i]; - } - } - } - else - { - $row_index = 0; - $this->row_data = array(); - } - - $row = NULL; - while ($row = $this->_fetch_assoc()) - { - $this->row_data[$row_index] = $row; - $this->result_object[$row_index++] = (object) $row; - } - - $this->result_array = $this->row_data; - - /* As described for the num_rows() method - there's no easy - * way to get the number of rows selected. Our work-around - * solution (as in here as well) first checks if result_array - * exists and returns its count. It doesn't however check for - * custom_object_result, so - do it here. - */ - if ( ! is_int($this->num_rows)) - { - $this->num_rows = count($this->result_object); - } - - return $this->result_object; - } - - // -------------------------------------------------------------------- - - /** - * Query result. Custom object version. - * - * @param string class name used to instantiate rows to - * @return array - */ - public function custom_result_object($class_name) - { - if (array_key_exists($class_name, $this->custom_result_object)) - { - return $this->custom_result_object[$class_name]; - } - - if ( ! class_exists($class_name) OR ! is_object($this->result_id) OR $this->num_rows() === 0) - { - return array(); - } - - /* Even if result_array hasn't been set prior to custom_result_object being called, - * num_rows() has done it. - */ - $data = &$this->result_array; - - $result_object = array(); - for ($i = 0, $c = count($data); $i < $c; $i++) - { - $result_object[$i] = new $class_name(); - foreach ($data[$i] as $key => $value) - { - $result_object[$i]->$key = $value; - } - } - - /* As described for the num_rows() method - there's no easy - * way to get the number of rows selected. Our work-around - * solution (as in here as well) first checks if result_array - * exists and returns its count. It doesn't however check for - * custom_object_result, so - do it here. - */ - if ( ! is_int($this->num_rows)) - { - $this->num_rows = count($result_object); - } - - // Cache and return the array - return $this->custom_result_object[$class_name] = $result_object; - } - - // -------------------------------------------------------------------- - - /* Single row result. - * - * Acts as a wrapper for row_object(), row_array() - * and custom_row_object(). Also used by first_row(), next_row() - * and previous_row(). - * - * @param int row index - * @param string ('object', 'array' or a custom class name) - * @return mixed whatever was passed to the second parameter - */ - public function row($n = 0, $type = 'object') - { - if ($type === 'object') - { - return $this->row_object($n); - } - elseif ($type === 'array') - { - return $this->row_array($n); - } - - return $this->custom_row_object($n, $type); - } - - // -------------------------------------------------------------------- - - /* Single row result. Array version. - * - * @param int row index - * @return array - */ - public function row_array($n = 0) - { - // Make sure $n is not a string - if ( ! is_int($n)) - { - $n = (int) $n; - } - - /* If row_data is initialized, it means that we've already tried - * (at least) to fetch some data, so ... check if we already have - * this row. - */ - if (is_array($this->row_data)) - { - /* If we already have row_data[$n] - return it. - * - * If we enter the elseif, there's a number of reasons to - * return an empty array: - * - * - count($this->row_data) === 0 means there are no results - * - num_rows being set or result_array having count() > 0 means - * that we've already fetched all data and $n is greater than - * our highest row index available - * - $n < $this->current_row means that if such row existed, - * we would've already returned it, therefore $n is an - * invalid index - */ - if (isset($this->row_data[$n])) // We already have this row - { - $this->current_row = $n; - return $this->row_data[$n]; - } - elseif (count($this->row_data) === 0 OR is_int($this->num_rows) - OR count($this->result_array) > 0 OR $n < $this->current_row) - { - // No such row exists - return array(); - } - - // Get the next row index that would actually need to be fetched - $current_row = ($this->current_row < count($this->row_data)) ? count($this->row_data) : $this->current_row + 1; - } - else - { - $current_row = $this->current_row = 0; - $this->row_data = array(); - } - - /* Fetch more data, if available - * - * NOTE: Operator precedence is important here, if you change - * 'AND' with '&&' - it WILL BREAK the results, as - * $row will be assigned the scalar value of both - * expressions! - */ - while ($row = $this->_fetch_assoc() AND $current_row <= $n) - { - $this->row_data[$current_row++] = $row; - } - - // This would mean that there's no (more) data to fetch - if ( ! is_array($this->row_data) OR ! isset($this->row_data[$n])) - { - // Cache what we already have - if (is_array($this->row_data)) - { - $this->num_rows = count($this->row_data); - /* Usually, row_data could have less elements than result_array, - * but at this point - they should be exactly the same. - */ - $this->result_array = $this->row_data; - } - else - { - $this->num_rows = 0; - } - - return array(); - } - - $this->current_row = $n; - return $this->row_data[$n]; - } - - // -------------------------------------------------------------------- - - /* Single row result. Object version. - * - * @param int row index - * @return mixed object if row found; empty array if not - */ - public function row_object($n = 0) + protected function _fetch_object($class_name = 'stdClass') { - // Make sure $n is not a string - if ( ! is_int($n)) - { - $n = (int) $n; - } - - /* Logic here is exactly the same as in row_array, - * except we have to cast row_data[$n] to an object. - * - * If we already have result_object though - we can - * directly return from it. - */ - if (isset($this->result_object[$n])) + // No native support for fetching rows as objects + if (($row = $this->result_id->fetchArray(SQLITE3_ASSOC)) === FALSE) { - $this->current_row = $n; - return $this->result_object[$n]; + return FALSE; } - - $row = $this->row_array($n); - // Cast only if the row exists - if (count($row) > 0) + elseif ($class_name === 'stdClass') { - $this->current_row = $n; return (object) $row; } - return array(); - } - - // -------------------------------------------------------------------- - - /* Single row result. Custom object version. - * - * @param int row index - * @param string custom class name - * @return mixed custom object if row found; empty array otherwise - */ - public function custom_row_object($n = 0, $class_name) - { - // Make sure $n is not a string - if ( ! is_int($n)) - { - $n = (int) $n; - } - - if (array_key_exists($class_name, $this->custom_result_object)) - { - /* We already have a the whole result set with this class_name, - * return the specified row if it exists, and an empty array if - * it doesn't. - */ - if (isset($this->custom_result_object[$class_name][$n])) - { - $this->current_row = $n; - return $this->custom_result_object[$class_name][$n]; - } - else - { - return array(); - } - } - elseif ( ! class_exists($class_name)) // No such class exists - { - return array(); - } - - $row = $this->row_array($n); - // An array would mean that the row doesn't exist - if (is_array($row)) - { - return $row; - } - - // Convert to the desired class and return - $row_object = new $class_name(); - foreach ($row as $key => $value) - { - $row_object->$key = $value; - } - - $this->current_row = $n; - return $row_object; - } - - // -------------------------------------------------------------------- - - /* First row result. - * - * @param string ('object', 'array' or a custom class name) - * @return mixed whatever was passed to the second parameter - */ - public function first_row($type = 'object') - { - return $this->row(0, $type); - } - - // -------------------------------------------------------------------- - - /* Last row result. - * - * @param string ('object', 'array' or a custom class name) - * @return mixed whatever was passed to the second parameter - */ - public function last_row($type = 'object') - { - $result = &$this->result($type); - if ( ! isset($this->num_rows)) - { - $this->num_rows = count($result); - } - $this->current_row = $this->num_rows - 1; - return $result[$this->current_row]; - } - - // -------------------------------------------------------------------- - - /* Next row result. - * - * @param string ('object', 'array' or a custom class name) - * @return mixed whatever was passed to the second parameter - */ - public function next_row($type = 'object') - { - if (is_array($this->row_data)) - { - $count = count($this->row_data); - $n = ($this->current_row > $count OR ($this->current_row === 0 && $count === 0)) ? $count : $this->current_row + 1; - } - else + $class_name = new $class_name(); + foreach (array_keys($row) as $key) { - $n = 0; + $class_name->$key = $row[$key]; } - return $this->row($n, $type); - } - - // -------------------------------------------------------------------- - - /* Previous row result. - * - * @param string ('object', 'array' or a custom class name) - * @return mixed whatever was passed to the second parameter - */ - public function previous_row($type = 'object') - { - $n = ($this->current_row !== 0) ? $this->current_row - 1 : 0; - return $this->row($n, $type); + return $class_name; } // -------------------------------------------------------------------- diff --git a/system/database/drivers/sqlite3/sqlite3_utility.php b/system/database/drivers/sqlite3/sqlite3_utility.php index 965c838e5..f58c3d168 100644 --- a/system/database/drivers/sqlite3/sqlite3_utility.php +++ b/system/database/drivers/sqlite3/sqlite3_utility.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * diff --git a/system/database/drivers/sqlsrv/sqlsrv_driver.php b/system/database/drivers/sqlsrv/sqlsrv_driver.php index 8cc500f55..abcaf4577 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_driver.php +++ b/system/database/drivers/sqlsrv/sqlsrv_driver.php @@ -21,7 +21,7 @@ * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com - * @since Version 1.0 + * @since Version 2.0.3 * @filesource */ @@ -43,19 +43,12 @@ class CI_DB_sqlsrv_driver extends CI_DB { public $dbdriver = 'sqlsrv'; // The character used for escaping - protected $_escape_char = ''; + protected $_escape_char = '"'; - // clause and character used for LIKE escape sequences - protected $_like_escape_str = " ESCAPE '%s' "; - protected $_like_escape_chr = '!'; + protected $_random_keyword = ' NEWID()'; - /** - * The syntax to count rows is slightly different across different - * database engines, so this string appears in each driver and is - * used for the count_all() and count_all_results() functions. - */ - protected $_count_string = 'SELECT COUNT(*) AS '; - protected $_random_keyword = ' NEWID()'; // not currently supported + // SQLSRV-specific properties + protected $_quoted_identifier = TRUE; /** * Non-persistent database connection @@ -83,7 +76,15 @@ class CI_DB_sqlsrv_driver extends CI_DB { unset($connection['UID'], $connection['PWD']); } - return sqlsrv_connect($this->hostname, $connection); + $this->conn_id = sqlsrv_connect($this->hostname, $connection); + + // Determine how identifiers are escaped + $query = $this->query('SELECT CASE WHEN (@@OPTIONS | 256) = @@OPTIONS THEN 1 ELSE 0 END AS qi'); + $query = $query->row_array(); + $this->_quoted_identifier = empty($query) ? FALSE : (bool) $query['qi']; + $this->_escape_char = ($this->_quoted_identifier) ? '"' : array('[', ']'); + + return $this->conn_id; } // -------------------------------------------------------------------- @@ -132,11 +133,9 @@ class CI_DB_sqlsrv_driver extends CI_DB { */ protected function _execute($sql) { - return sqlsrv_query($this->conn_id, - $sql, - NULL, - array('Scrollable'=> SQLSRV_CURSOR_STATIC, 'SendStreamParamsAtExec' => TRUE) - ); + return ($this->is_write_type($sql) && stripos($sql, 'INSERT') === FALSE) + ? sqlsrv_query($this->conn_id, $sql) + : sqlsrv_query($this->conn_id, $sql, NULL, array('Scrollable' => SQLSRV_CURSOR_STATIC)); } // -------------------------------------------------------------------- @@ -148,13 +147,8 @@ class CI_DB_sqlsrv_driver extends CI_DB { */ public function trans_begin($test_mode = FALSE) { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -162,7 +156,7 @@ class CI_DB_sqlsrv_driver extends CI_DB { // Reset the transaction failure flag. // If the $test_mode flag is set to TRUE transactions will be rolled back // even if the queries produce a successful result. - $this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE; + $this->_trans_failure = ($test_mode === TRUE); return sqlsrv_begin_transaction($this->conn_id); } @@ -176,13 +170,8 @@ class CI_DB_sqlsrv_driver extends CI_DB { */ public function trans_commit() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -199,13 +188,8 @@ class CI_DB_sqlsrv_driver extends CI_DB { */ public function trans_rollback() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -237,7 +221,7 @@ class CI_DB_sqlsrv_driver extends CI_DB { */ public function affected_rows() { - return @sqlrv_rows_affected($this->conn_id); + return sqlsrv_rows_affected($this->result_id); } // -------------------------------------------------------------------- @@ -281,35 +265,6 @@ class CI_DB_sqlsrv_driver extends CI_DB { // -------------------------------------------------------------------- /** - * "Count All" query - * - * Generates a platform-specific query string that counts all records in - * the specified database - * - * @param string - * @return int - */ - public function count_all($table = '') - { - if ($table == '') - { - return 0; - } - - $query = $this->query("SELECT COUNT(*) AS numrows FROM " . $this->dbprefix . $table); - if ($query->num_rows() == 0) - { - return 0; - } - - $row = $query->row(); - $this->_reset_select(); - return (int) $row->numrows; - } - - // -------------------------------------------------------------------- - - /** * List table query * * Generates a platform-specific query string so that the table names can be fetched @@ -319,7 +274,17 @@ class CI_DB_sqlsrv_driver extends CI_DB { */ protected function _list_tables($prefix_limit = FALSE) { - return "SELECT name FROM sysobjects WHERE type = 'U' ORDER BY name"; + $sql = 'SELECT '.$this->escape_identifiers('name') + .' FROM '.$this->escape_identifiers('sysobjects') + .' WHERE '.$this->escape_identifiers('type')." = 'U'"; + + if ($prefix_limit === TRUE && $this->dbprefix !== '') + { + $sql .= ' AND '.$this->escape_identifiers('name')." LIKE '".$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_escape_like_str, $this->_escape_like_chr); + } + + return $sql.' ORDER BY '.$this->escape_identifiers('name'); } // -------------------------------------------------------------------- @@ -349,7 +314,7 @@ class CI_DB_sqlsrv_driver extends CI_DB { */ protected function _field_data($table) { - return 'SELECT TOP 1 * FROM '.$table; + return 'SELECT TOP 1 * FROM '.$this->protect_identifiers($table); } // -------------------------------------------------------------------- @@ -403,12 +368,7 @@ class CI_DB_sqlsrv_driver extends CI_DB { */ protected function _from_tables($tables) { - if ( ! is_array($tables)) - { - $tables = array($tables); - } - - return implode(', ', $tables); + return is_array($tables) ? implode(', ', $tables) : $tables; } // -------------------------------------------------------------------- @@ -428,7 +388,7 @@ class CI_DB_sqlsrv_driver extends CI_DB { */ protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array()) { - foreach($values as $key => $val) + foreach ($values as $key => $val) { $valstr[] = $key.' = '.$val; } @@ -502,7 +462,29 @@ class CI_DB_sqlsrv_driver extends CI_DB { */ protected function _limit($sql, $limit, $offset) { - return preg_replace('/(^\SELECT (DISTINCT)?)/i','\\1 TOP '.($limit + $offset).' ', $sql); + // As of SQL Server 2012 (11.0.*) OFFSET is supported + if (version_compare($this->version(), '11', '>=')) + { + return $sql.' OFFSET '.(int) $offset.' ROWS FETCH NEXT '.(int) $limit.' ROWS ONLY'; + } + + $limit = $offset + $limit; + + // An ORDER BY clause is required for ROW_NUMBER() to work + if ($offset && ! empty($this->qb_orderby)) + { + $orderby = 'ORDER BY '.implode(', ', $this->qb_orderby); + + // We have to strip the ORDER BY clause + $sql = trim(substr($sql, 0, strrpos($sql, 'ORDER BY '.$orderby))); + + return 'SELECT '.(count($this->qb_select) === 0 ? '*' : implode(', ', $this->qb_select))." FROM (\n" + .preg_replace('/^(SELECT( DISTINCT)?)/i', '\\1 ROW_NUMBER() OVER('.$orderby.') AS '.$this->escape_identifiers('CI_rownum').', ', $sql) + ."\n) ".$this->escape_identifiers('CI_subquery') + ."\nWHERE ".$this->escape_identifiers('CI_rownum').' BETWEEN '.((int) $offset + 1).' AND '.$limit; + } + + return preg_replace('/(^\SELECT (DISTINCT)?)/i','\\1 TOP '.$limit.' ', $sql); } // -------------------------------------------------------------------- @@ -510,15 +492,14 @@ class CI_DB_sqlsrv_driver extends CI_DB { /** * Close DB Connection * - * @param resource * @return void */ - protected function _close($conn_id) + protected function _close() { - @sqlsrv_close($conn_id); + @sqlsrv_close($this->conn_id); } } /* End of file sqlsrv_driver.php */ -/* Location: ./system/database/drivers/sqlsrv/sqlsrv_driver.php */ +/* Location: ./system/database/drivers/sqlsrv/sqlsrv_driver.php */
\ No newline at end of file diff --git a/system/database/drivers/sqlsrv/sqlsrv_forge.php b/system/database/drivers/sqlsrv/sqlsrv_forge.php index e9143b269..ccdb36929 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_forge.php +++ b/system/database/drivers/sqlsrv/sqlsrv_forge.php @@ -21,7 +21,7 @@ * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com - * @since Version 1.0 + * @since Version 2.0.3 * @filesource */ @@ -44,20 +44,17 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge { * @param mixed primary key(s) * @param mixed key(s) * @param bool should 'IF NOT EXISTS' be added to the SQL - * @return bool + * @return string */ protected function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) { - $sql = 'CREATE TABLE '; + $sql = ($if_not_exists === TRUE) + ? "IF NOT EXISTS (SELECT * FROM sysobjects WHERE ID = object_id(N'".$table."') AND OBJECTPROPERTY(id, N'IsUserTable') = 1)\n" + : ''; - if ($if_not_exists === TRUE) - { - $sql .= 'IF NOT EXISTS '; - } + $sql .= 'CREATE TABLE '.$this->db->escape_identifiers($table).' ('; - $sql .= $this->db->escape_identifiers($table).' ('; $current_field_count = 0; - foreach ($fields as $field => $attributes) { // Numeric field names aren't allowed in databases, so if the key is @@ -65,41 +62,33 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge { // entered the field information, so we'll simply add it to the list if (is_numeric($field)) { - $sql .= "\n\t$attributes"; + $sql .= "\n\t".$attributes; } else { $attributes = array_change_key_case($attributes, CASE_UPPER); - $sql .= "\n\t".$this->db->protect_identifiers($field); + $sql .= "\n\t".$this->db->escape_identifiers($field).' '.$attributes['TYPE']; - $sql .= ' '.$attributes['TYPE']; - - if (array_key_exists('CONSTRAINT', $attributes)) + if (stripos($attributes['TYPE'], 'INT') === FALSE && ! empty($attributes['CONSTRAINT'])) { $sql .= '('.$attributes['CONSTRAINT'].')'; } - if (array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) + if ( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) { $sql .= ' UNSIGNED'; } - if (array_key_exists('DEFAULT', $attributes)) + if (isset($attributes['DEFAULT'])) { - $sql .= ' DEFAULT \''.$attributes['DEFAULT'].'\''; + $sql .= " DEFAULT '".$attributes['DEFAULT']."'"; } - if (array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; - } + $sql .= ( ! empty($attributes['NULL']) && $attribues['NULL'] === TRUE) + ? ' NULL' : ' NOT NULL'; - if (array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) + if ( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) { $sql .= ' AUTO_INCREMENT'; } @@ -114,30 +103,22 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge { if (count($primary_keys) > 0) { - $primary_keys = $this->db->protect_identifiers($primary_keys); - $sql .= ",\n\tPRIMARY KEY (" . implode(', ', $primary_keys) . ")"; + $sql .= ",\n\tPRIMARY KEY (".implode(', ', $this->db->escape_identifiers($primary_keys)).')'; } if (is_array($keys) && count($keys) > 0) { foreach ($keys as $key) { - if (is_array($key)) - { - $key = $this->db->protect_identifiers($key); - } - else - { - $key = array($this->db->protect_identifiers($key)); - } + $key = is_array($key) + ? $this->db->escape_identifiers($key) + : array($this->escape_identifiers($key)); - $sql .= ",\n\tFOREIGN KEY (" . implode(', ', $key) . ")"; + $sql .= ",\n\tFOREIGN KEY (".implode(', ', $key).')'; } } - $sql .= "\n)"; - - return $sql; + return $sql."\n)"; } // -------------------------------------------------------------------- @@ -159,37 +140,18 @@ class CI_DB_sqlsrv_forge extends CI_DB_forge { */ protected function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') { - $sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '.$this->db->protect_identifiers($column_name); + $sql = 'ALTER TABLE '.$this->db->escape_identifiers($table).' '.$alter_type.' '.$this->db->escape_identifiers($column_name); // DROP has everything it needs now. - if ($alter_type == 'DROP') + if ($alter_type === 'DROP') { return $sql; } - $sql .= " $column_definition"; - - if ($default_value != '') - { - $sql .= " DEFAULT \"$default_value\""; - } - - if ($null === NULL) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; - } - - if ($after_field != '') - { - return $sql.' AFTER '.$this->db->protect_identifiers($after_field); - } - - return $sql; - + return $sql.' '.$column_definition + .($default_value != '' ? ' DEFAULT "'.$default_value.'"' : '') + .($null === NULL ? ' NULL' : ' NOT NULL') + .($after_field != '' ? ' AFTER '.$this->db->escape_identifiers($after_field) : ''); } } diff --git a/system/database/drivers/sqlsrv/sqlsrv_result.php b/system/database/drivers/sqlsrv/sqlsrv_result.php index 0802677fc..fb7a68647 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_result.php +++ b/system/database/drivers/sqlsrv/sqlsrv_result.php @@ -33,6 +33,7 @@ * @category Database * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ + * @since 2.0.3 */ class CI_DB_sqlsrv_result extends CI_DB_result { @@ -43,7 +44,9 @@ class CI_DB_sqlsrv_result extends CI_DB_result { */ public function num_rows() { - return @sqlsrv_num_rows($this->result_id); + return is_int($this->num_rows) + ? $this->num_rows + : $this->num_rows = @sqlsrv_num_rows($this->result_id); } // -------------------------------------------------------------------- @@ -92,12 +95,12 @@ class CI_DB_sqlsrv_result extends CI_DB_result { $retval = array(); foreach (sqlsrv_field_metadata($this->result_id) as $offset => $field) { - $F = new stdClass(); - $F->name = $field['Name']; - $F->type = $field['Type']; + $F = new stdClass(); + $F->name = $field['Name']; + $F->type = $field['Type']; $F->max_length = $field['Size']; $F->primary_key = 0; - $F->default = ''; + $F->default = ''; $retval[] = $F; } @@ -142,11 +145,12 @@ class CI_DB_sqlsrv_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() + protected function _fetch_object($class_name = 'stdClass') { - return sqlsrv_fetch_object($this->result_id); + return sqlsrv_fetch_object($this->result_id, $class_name); } } diff --git a/system/database/drivers/sqlsrv/sqlsrv_utility.php b/system/database/drivers/sqlsrv/sqlsrv_utility.php index 394964b6a..d518cc15a 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_utility.php +++ b/system/database/drivers/sqlsrv/sqlsrv_utility.php @@ -21,7 +21,7 @@ * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com - * @since Version 1.0 + * @since Version 2.0.3 * @filesource */ @@ -41,7 +41,7 @@ class CI_DB_sqlsrv_utility extends CI_DB_utility { * SQLSRV Export * * @param array Preferences - * @return mixed + * @return bool */ protected function _backup($params = array()) { diff --git a/system/helpers/array_helper.php b/system/helpers/array_helper.php index 6a7c8e3c7..ed2fe3c4a 100644 --- a/system/helpers/array_helper.php +++ b/system/helpers/array_helper.php @@ -43,16 +43,16 @@ if ( ! function_exists('element')) * Element * * Lets you determine whether an array index is set and whether it has a value. - * If the element is empty it returns FALSE (or whatever you specify as the default value.) + * If the element is empty it returns NULL (or whatever you specify as the default value.) * * @param string * @param array * @param mixed * @return mixed depends on what the array contains */ - function element($item, $array, $default = FALSE) + function element($item, $array, $default = NULL) { - return empty($array[$item]) ? $default : $array[$item]; + return array_key_exists($item, $array) ? $array[$item] : $default; } } @@ -87,7 +87,7 @@ if ( ! function_exists('elements')) * @param mixed * @return mixed depends on what the array contains */ - function elements($items, $array, $default = FALSE) + function elements($items, $array, $default = NULL) { $return = array(); @@ -95,7 +95,7 @@ if ( ! function_exists('elements')) foreach ($items as $item) { - $return[$item] = isset($array[$item]) ? $array[$item] : $default; + $return[$item] = array_key_exists($item, $array) ? $array[$item] : $default; } return $return; diff --git a/system/helpers/captcha_helper.php b/system/helpers/captcha_helper.php index b11670658..3aac14db8 100644 --- a/system/helpers/captcha_helper.php +++ b/system/helpers/captcha_helper.php @@ -32,7 +32,7 @@ * @subpackage Helpers * @category Helpers * @author EllisLab Dev Team - * @link http://codeigniter.com/user_guide/helpers/xml_helper.html + * @link http://codeigniter.com/user_guide/helpers/captcha_helper.html */ // ------------------------------------------------------------------------ @@ -64,7 +64,7 @@ if ( ! function_exists('create_captcha')) } } - if ($img_path == '' OR $img_url == '' + if ($img_path === '' OR $img_url === '' OR ! @is_dir($img_path) OR ! is_writeable($img_path) OR ! extension_loaded('gd')) { @@ -80,8 +80,7 @@ if ( ! function_exists('create_captcha')) $current_dir = @opendir($img_path); while ($filename = @readdir($current_dir)) { - if ($filename !== '.' && $filename !== '..' && $filename !== 'index.html' - && (str_replace('.jpg', '', $filename) + $expiration) < $now) + if (substr($filename, -4) === '.jpg' && (str_replace('.jpg', '', $filename) + $expiration) < $now) { @unlink($img_path.$filename); } @@ -93,7 +92,7 @@ if ( ! function_exists('create_captcha')) // Do we have a "word" yet? // ----------------------------------- - if ($word == '') + if ($word === '') { $pool = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; $word = ''; @@ -156,7 +155,7 @@ if ( ! function_exists('create_captcha')) // Write the text // ----------------------------------- - $use_font = ($font_path != '' && file_exists($font_path) && function_exists('imagettftext')); + $use_font = ($font_path !== '' && file_exists($font_path) && function_exists('imagettftext')); if ($use_font === FALSE) { $font_size = 5; @@ -186,7 +185,6 @@ if ( ! function_exists('create_captcha')) } } - // Create the border imagerectangle($im, 0, 0, $img_width - 1, $img_height - 1, $border_color); diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php index b4517d02e..955d74542 100644 --- a/system/helpers/date_helper.php +++ b/system/helpers/date_helper.php @@ -42,29 +42,28 @@ if ( ! function_exists('now')) /** * Get "now" time * - * Returns time() or its GMT equivalent based on the config file preference + * Returns time() based on the timezone parameter or on the + * "time_reference" setting * + * @param string * @return int */ - function now() + function now($timezone = NULL) { - $CI =& get_instance(); - - if (strtolower($CI->config->item('time_reference')) == 'gmt') + if (empty($timezone)) { - $now = time(); - $system_time = mktime(gmdate("H", $now), gmdate("i", $now), gmdate("s", $now), gmdate("m", $now), gmdate("d", $now), gmdate("Y", $now)); - - if (strlen($system_time) < 10) - { - $system_time = time(); - log_message('error', 'The Date class could not set a proper GMT timestamp so the local time() value was used.'); - } + $timezone = config_item('time_reference'); + } - return $system_time; + if ($timezone === 'local' OR $timezone === date_default_timezone_get()) + { + return time(); } - return time(); + $datetime = new DateTime('now', new DateTimeZone($timezone)); + sscanf($datetime->format('j-n-Y G:i:s'), '%d-%d-%d %d:%d:%d', $day, $month, $year, $hour, $minute, $second); + + return mktime($hour, $minute, $second, $month, $day, $year); } } @@ -90,12 +89,14 @@ if ( ! function_exists('mdate')) */ function mdate($datestr = '', $time = '') { - if ($datestr == '') + if ($datestr === '') { return ''; } - - $time = ($time == '') ? now() : $time; + elseif (empty($time)) + { + $time = now(); + } $datestr = str_replace( '%\\', @@ -116,31 +117,37 @@ if ( ! function_exists('standard_date')) * * Returns a date formatted according to the submitted standard. * + * As of PHP 5.2, the DateTime extension provides constants that + * serve for the exact same purpose and are used with date(). + * Due to that, this function is DEPRECATED and should be removed + * in CodeIgniter 3.1+. + * + * Here are two examples of how you should replace it: + * + * date(DATE_RFC822, now()); // default + * date(DATE_W3C, $time); // a different format and time + * + * Reference: http://www.php.net/manual/en/class.datetime.php#datetime.constants.types + * + * @deprecated * @param string the chosen format * @param int Unix timestamp * @return string */ - function standard_date($fmt = 'DATE_RFC822', $time = '') + function standard_date($fmt = 'DATE_RFC822', $time = NULL) { - $formats = array( - 'DATE_ATOM' => '%Y-%m-%dT%H:%i:%s%O', - 'DATE_COOKIE' => '%l, %d-%M-%y %H:%i:%s UTC', - 'DATE_ISO8601' => '%Y-%m-%dT%H:%i:%s%O', - 'DATE_RFC822' => '%D, %d %M %y %H:%i:%s %O', - 'DATE_RFC850' => '%l, %d-%M-%y %H:%i:%s UTC', - 'DATE_RFC1036' => '%D, %d %M %y %H:%i:%s %O', - 'DATE_RFC1123' => '%D, %d %M %Y %H:%i:%s %O', - 'DATE_RFC2822' => '%D, %d %M %Y %H:%i:%s %O', - 'DATE_RSS' => '%D, %d %M %Y %H:%i:%s %O', - 'DATE_W3C' => '%Y-%m-%dT%H:%i:%s%O' - ); - - if ( ! isset($formats[$fmt])) + if (empty($time)) + { + $time = now(); + } + + // Procedural style pre-defined constants from the DateTime extension + if (strpos($fmt, 'DATE_') !== 0 OR defined($fmt) === FALSE) { return FALSE; } - return mdate($formats[$fmt], $time); + return date(constant($fmt), $time); } } @@ -164,20 +171,9 @@ if ( ! function_exists('timespan')) $CI =& get_instance(); $CI->lang->load('date'); - if ( ! is_numeric($seconds)) - { - $seconds = 1; - } - - if ( ! is_numeric($time)) - { - $time = time(); - } - - if ( ! is_numeric($units)) - { - $units = 7; - } + is_numeric($seconds) OR $seconds = 1; + is_numeric($time) OR $time = time(); + is_numeric($units) OR $units = 7; $seconds = ($time <= $seconds) ? 1 : $time - $seconds; @@ -186,7 +182,7 @@ if ( ! function_exists('timespan')) if ($years > 0) { - $str[] = $years.' '.$CI->lang->line((($years > 1) ? 'date_years' : 'date_year')); + $str[] = $years.' '.$CI->lang->line($years > 1 ? 'date_years' : 'date_year'); } $seconds -= $years * 31557600; @@ -196,7 +192,7 @@ if ( ! function_exists('timespan')) { if ($months > 0) { - $str[] = $months.' '.$CI->lang->line((($months > 1) ? 'date_months' : 'date_month')); + $str[] = $months.' '.$CI->lang->line($months > 1 ? 'date_months' : 'date_month'); } $seconds -= $months * 2629743; @@ -208,7 +204,7 @@ if ( ! function_exists('timespan')) { if ($weeks > 0) { - $str[] = $weeks.' '.$CI->lang->line((($weeks > 1) ? 'date_weeks' : 'date_week')); + $str[] = $weeks.' '.$CI->lang->line($weeks > 1 ? 'date_weeks' : 'date_week'); } $seconds -= $weeks * 604800; @@ -220,7 +216,7 @@ if ( ! function_exists('timespan')) { if ($days > 0) { - $str[] = $days.' '.$CI->lang->line((($days > 1) ? 'date_days' : 'date_day')); + $str[] = $days.' '.$CI->lang->line($days > 1 ? 'date_days' : 'date_day'); } $seconds -= $days * 86400; @@ -232,7 +228,7 @@ if ( ! function_exists('timespan')) { if ($hours > 0) { - $str[] = $hours.' '.$CI->lang->line((($hours > 1) ? 'date_hours' : 'date_hour')); + $str[] = $hours.' '.$CI->lang->line($hours > 1 ? 'date_hours' : 'date_hour'); } $seconds -= $hours * 3600; @@ -244,7 +240,7 @@ if ( ! function_exists('timespan')) { if ($minutes > 0) { - $str[] = $minutes.' '.$CI->lang->line((($minutes > 1) ? 'date_minutes' : 'date_minute')); + $str[] = $minutes.' '.$CI->lang->line($minutes > 1 ? 'date_minutes' : 'date_minute'); } $seconds -= $minutes * 60; @@ -252,7 +248,7 @@ if ( ! function_exists('timespan')) if (count($str) === 0) { - $str[] = $seconds.' '.$CI->lang->line((($seconds > 1) ? 'date_seconds' : 'date_second')); + $str[] = $seconds.' '.$CI->lang->line($seconds > 1 ? 'date_seconds' : 'date_second'); } return implode(', ', $str); @@ -279,15 +275,19 @@ if ( ! function_exists('days_in_month')) { return 0; } - - if ( ! is_numeric($year) OR strlen($year) != 4) + elseif ( ! is_numeric($year) OR strlen($year) !== 4) { $year = date('Y'); } + if ($year >= 1970) + { + return (int) date('t', mktime(12, 0, 0, $month, 1, $year)); + } + if ($month == 2) { - if ($year % 400 == 0 OR ($year % 4 == 0 && $year % 100 != 0)) + if ($year % 400 === 0 OR ($year % 4 === 0 && $year % 100 !== 0)) { return 29; } @@ -310,17 +310,17 @@ if ( ! function_exists('local_to_gmt')) */ function local_to_gmt($time = '') { - if ($time == '') + if ($time === '') { $time = time(); } return mktime( - gmdate('H', $time), + gmdate('G', $time), gmdate('i', $time), gmdate('s', $time), - gmdate('m', $time), - gmdate('d', $time), + gmdate('n', $time), + gmdate('j', $time), gmdate('Y', $time) ); } @@ -344,19 +344,14 @@ if ( ! function_exists('gmt_to_local')) */ function gmt_to_local($time = '', $timezone = 'UTC', $dst = FALSE) { - if ($time == '') + if ($time === '') { return now(); } $time += timezones($timezone) * 3600; - if ($dst == TRUE) - { - $time += 3600; - } - - return $time; + return ($dst === TRUE) ? $time + 3600 : $time; } } @@ -376,9 +371,7 @@ if ( ! function_exists('mysql_to_unix')) // since the formatting changed with MySQL 4.1 // YYYY-MM-DD HH:MM:SS - $time = str_replace('-', '', $time); - $time = str_replace(':', '', $time); - $time = str_replace(' ', '', $time); + $time = str_replace(array('-', ':', ' '), '', $time); // YYYYMMDDHHMMSS return mktime( @@ -408,9 +401,9 @@ if ( ! function_exists('unix_to_human')) */ function unix_to_human($time = '', $seconds = FALSE, $fmt = 'us') { - $r = date('Y', $time).'-'.date('m', $time).'-'.date('d', $time).' '; + $r = date('Y', $time).'-'.date('m', $time).'-'.date('d', $time).' '; - if ($fmt == 'us') + if ($fmt === 'us') { $r .= date('h', $time).':'.date('i', $time); } @@ -424,9 +417,9 @@ if ( ! function_exists('unix_to_human')) $r .= ':'.date('s', $time); } - if ($fmt == 'us') + if ($fmt === 'us') { - $r .= ' '.date('A', $time); + return $r.' '.date('A', $time); } return $r; @@ -447,58 +440,40 @@ if ( ! function_exists('human_to_unix')) */ function human_to_unix($datestr = '') { - if ($datestr == '') + if ($datestr === '') { return FALSE; } $datestr = preg_replace('/\040+/', ' ', trim($datestr)); - if ( ! preg_match('/^[0-9]{2,4}\-[0-9]{1,2}\-[0-9]{1,2}\s[0-9]{1,2}:[0-9]{1,2}(?::[0-9]{1,2})?(?:\s[AP]M)?$/i', $datestr)) + if ( ! preg_match('/^(\d{2}|\d{4})\-[0-9]{1,2}\-[0-9]{1,2}\s[0-9]{1,2}:[0-9]{1,2}(?::[0-9]{1,2})?(?:\s[AP]M)?$/i', $datestr)) { return FALSE; } $split = explode(' ', $datestr); - $ex = explode('-', $split['0']); - - $year = (strlen($ex[0]) === 2) ? '20'.$ex[0] : $ex[0]; - $month = (strlen($ex[1]) === 1) ? '0'.$ex[1] : $ex[1]; - $day = (strlen($ex[2]) === 1) ? '0'.$ex[2] : $ex[2]; + list($year, $month, $day) = explode('-', $split[0]); $ex = explode(':', $split['1']); - $hour = (strlen($ex[0]) === 1) ? '0'.$ex[0] : $ex[0]; - $min = (strlen($ex[1]) === 1) ? '0'.$ex[1] : $ex[1]; + $hour = (int) $ex[0]; + $min = (int) $ex[1]; + $sec = ( ! empty($ex[2]) && preg_match('/[0-9]{1,2}/', $ex[2])) + ? (int) $ex[2] : 0; - if (isset($ex['2']) && preg_match('/[0-9]{1,2}/', $ex[2])) - { - $sec = (strlen($ex[2]) === 1) ? '0'.$ex[2] : $ex[2]; - } - else - { - // Unless specified, seconds get set to zero. - $sec = '00'; - } - - if (isset($split['2'])) + if (isset($split[2])) { $ampm = strtolower($split[2]); - if (substr($ampm, 0, 1) === 'p' && $hour < 12) + if ($ampm[0] === 'p' && $hour < 12) { $hour += 12; } - - if (substr($ampm, 0, 1) === 'a' && $hour == 12) - { - $hour = '00'; - } - - if (strlen($hour) === 1) + elseif ($ampm[0] === 'a' && $hour === 12) { - $hour = '0'.$hour; + $hour = 0; } } @@ -524,9 +499,13 @@ if ( ! function_exists('nice_date')) { return 'Unknown'; } + elseif (empty($format)) + { + $format = 'U'; + } // Date like: YYYYMM - if (preg_match('/^\d{6}$/', $bad_date)) + if (preg_match('/^\d{6}$/i', $bad_date)) { if (in_array(substr($bad_date, 0, 2), array('19', '20'))) { @@ -543,26 +522,21 @@ if ( ! function_exists('nice_date')) } // Date Like: YYYYMMDD - if (preg_match('/^\d{8}$/', $bad_date)) + if (preg_match('/^(\d{2})\d{2}(\d{4})$/i', $bad_date, $matches)) { - $month = substr($bad_date, 0, 2); - $day = substr($bad_date, 2, 2); - $year = substr($bad_date, 4, 4); - - return date($format, strtotime($month.'/01/'.$year)); + return date($format, strtotime($matches[1].'/01/'.$matches[2])); } // Date Like: MM-DD-YYYY __or__ M-D-YYYY (or anything in between) - if (preg_match('/^\d{1,2}-\d{1,2}-\d{4}$/', $bad_date)) + if (preg_match('/^(\d{1,2})-(\d{1,2})-(\d{4})$/i', $bad_date, $matches)) { - list($m, $d, $y) = explode('-', $bad_date); - return date($format, strtotime($y.'-'.$m.'-'.$d)); + return date($format, strtotime($matches[3].'-'.$matches[1].'-'.$matches[2])); } // Any other kind of string, when converted into UNIX time, // produces "0 seconds after epoc..." is probably bad... // return "Invalid Date". - if (date('U', strtotime($bad_date)) == '0') + if (date('U', strtotime($bad_date)) === '0') { return 'Invalid Date'; } @@ -584,27 +558,28 @@ if ( ! function_exists('timezone_menu')) * @param string timezone * @param string classname * @param string menu name + * @param mixed attributes * @return string */ - function timezone_menu($default = 'UTC', $class = '', $name = 'timezones') + function timezone_menu($default = 'UTC', $class = '', $name = 'timezones', $attributes = '') { $CI =& get_instance(); $CI->lang->load('date'); - $default = ($default == 'GMT') ? 'UTC' : $default; + $default = ($default === 'GMT') ? 'UTC' : $default; $menu = '<select name="'.$name.'"'; - if ($class != '') + if ($class !== '') { $menu .= ' class="'.$class.'"'; } - $menu .= ">\n"; + $menu .= _stringify_attributes($attributes).">\n"; foreach (timezones() as $key => $val) { - $selected = ($default == $key) ? ' selected="selected"' : ''; + $selected = ($default === $key) ? ' selected="selected"' : ''; $menu .= '<option value="'.$key.'"'.$selected.'>'.$CI->lang->line($key)."</option>\n"; } @@ -673,13 +648,11 @@ if ( ! function_exists('timezones')) 'UP14' => +14 ); - if ($tz == '') + if ($tz === '') { return $zones; } - $tz = ($tz == 'GMT') ? 'UTC' : $tz; - return isset($zones[$tz]) ? $zones[$tz] : 0; } } diff --git a/system/helpers/directory_helper.php b/system/helpers/directory_helper.php index bda8fe8bb..7d6b6770e 100644 --- a/system/helpers/directory_helper.php +++ b/system/helpers/directory_helper.php @@ -62,7 +62,7 @@ if ( ! function_exists('directory_map')) while (FALSE !== ($file = readdir($fp))) { // Remove '.', '..', and hidden files [optional] - if ( ! trim($file, '.') OR ($hidden == FALSE && $file[0] === '.')) + if ($file === '.' OR $file === '..' OR ($hidden === FALSE && $file[0] === '.')) { continue; } diff --git a/system/helpers/download_helper.php b/system/helpers/download_helper.php index 470b61ede..0232adfe4 100644 --- a/system/helpers/download_helper.php +++ b/system/helpers/download_helper.php @@ -46,12 +46,12 @@ if ( ! function_exists('force_download')) * * @param string filename * @param mixed the data to be downloaded - * @param bool wether to try and send the actual file MIME type + * @param bool whether to try and send the actual file MIME type * @return void */ function force_download($filename = '', $data = '', $set_mime = FALSE) { - if ($filename == '' OR $data == '') + if ($filename === '' OR $data === '') { return FALSE; } @@ -73,14 +73,7 @@ if ( ! function_exists('force_download')) } // Load the mime types - if (defined('ENVIRONMENT') && is_file(APPPATH.'config/'.ENVIRONMENT.'/mimes.php')) - { - include(APPPATH.'config/'.ENVIRONMENT.'/mimes.php'); - } - elseif (is_file(APPPATH.'config/mimes.php')) - { - include(APPPATH.'config/mimes.php'); - } + $mimes =& get_mimes(); // Only change the default MIME if we can find one if (isset($mimes[$extension])) @@ -102,7 +95,10 @@ if ( ! function_exists('force_download')) } // Clean output buffer - ob_clean(); + if (ob_get_level() !== 0) + { + ob_clean(); + } // Generate the server headers header('Content-Type: '.$mime); diff --git a/system/helpers/email_helper.php b/system/helpers/email_helper.php index 0516e938a..2a63b36c9 100644 --- a/system/helpers/email_helper.php +++ b/system/helpers/email_helper.php @@ -45,9 +45,9 @@ if ( ! function_exists('valid_email')) * @param string * @return bool */ - function valid_email($address) + function valid_email($email) { - return (bool) preg_match('/^([a-z0-9\+_\-]+)(\.[a-z0-9\+_\-]+)*@([a-z0-9\-]+\.)+[a-z]{2,6}$/ix', $address); + return (bool) filter_var($email, FILTER_VALIDATE_EMAIL); } } diff --git a/system/helpers/file_helper.php b/system/helpers/file_helper.php index fb4503479..e68bb7f7a 100644 --- a/system/helpers/file_helper.php +++ b/system/helpers/file_helper.php @@ -32,7 +32,7 @@ * @subpackage Helpers * @category Helpers * @author EllisLab Dev Team - * @link http://codeigniter.com/user_guide/helpers/file_helpers.html + * @link http://codeigniter.com/user_guide/helpers/file_helper.html */ // ------------------------------------------------------------------------ @@ -44,38 +44,16 @@ if ( ! function_exists('read_file')) * * Opens the file specfied in the path and returns it as a string. * + * This function is DEPRECATED and should be removed in + * CodeIgniter 3.1+. Use file_get_contents() instead. + * + * @deprecated * @param string path to file * @return string */ function read_file($file) { - if ( ! file_exists($file)) - { - return FALSE; - } - - if (function_exists('file_get_contents')) - { - return file_get_contents($file); - } - - if ( ! $fp = @fopen($file, FOPEN_READ)) - { - return FALSE; - } - - flock($fp, LOCK_SH); - - $data = ''; - if (filesize($file) > 0) - { - $data =& fread($fp, filesize($file)); - } - - flock($fp, LOCK_UN); - fclose($fp); - - return $data; + return @file_get_contents($file); } } @@ -146,7 +124,7 @@ if ( ! function_exists('delete_files')) { delete_files($path.DIRECTORY_SEPARATOR.$filename, $del_dir, $level + 1, $htdocs); } - elseif ($htdocs === TRUE && ! preg_match('/^(\.htaccess|index\.(html|htm|php)|web\.config)$/i', $filename)) + elseif ($htdocs !== TRUE OR ! preg_match('/^(\.htaccess|index\.(html|htm|php)|web\.config)$/i', $filename)) { @unlink($path.DIRECTORY_SEPARATOR.$filename); } @@ -154,7 +132,7 @@ if ( ! function_exists('delete_files')) } @closedir($current_dir); - if ($del_dir == TRUE && $level > 0) + if ($del_dir === TRUE && $level > 0) { return @rmdir($path); } @@ -199,7 +177,7 @@ if ( ! function_exists('get_filenames')) } elseif ($file[0] !== '.') { - $_filedata[] = ($include_path == TRUE) ? $source_dir.$file : $file; + $_filedata[] = ($include_path === TRUE) ? $source_dir.$file : $file; } } closedir($fp); @@ -349,36 +327,23 @@ if ( ! function_exists('get_mime_by_extension')) { $extension = strtolower(substr(strrchr($file, '.'), 1)); - global $mimes; + static $mimes; if ( ! is_array($mimes)) { - if (defined('ENVIRONMENT') && is_file(APPPATH.'config/'.ENVIRONMENT.'/mimes.php')) - { - include(APPPATH.'config/'.ENVIRONMENT.'/mimes.php'); - } - elseif (is_file(APPPATH.'config/mimes.php')) - { - include(APPPATH.'config/mimes.php'); - } + $mimes =& get_mimes(); - if ( ! is_array($mimes)) + if (empty($mimes)) { return FALSE; } } - if (array_key_exists($extension, $mimes)) + if (isset($mimes[$extension])) { - if (is_array($mimes[$extension])) - { - // Multiple mime types, just give the first one - return current($mimes[$extension]); - } - else - { - return $mimes[$extension]; - } + return is_array($mimes[$extension]) + ? current($mimes[$extension]) // Multiple mime types, just give the first one + : $mimes[$extension]; } return FALSE; diff --git a/system/helpers/form_helper.php b/system/helpers/form_helper.php index eca6c5f1e..1bccac35c 100644 --- a/system/helpers/form_helper.php +++ b/system/helpers/form_helper.php @@ -52,7 +52,7 @@ if ( ! function_exists('form_open')) { $CI =& get_instance(); - if ($attributes == '') + if ($attributes === '') { $attributes = 'method="post"'; } @@ -62,9 +62,11 @@ if ( ! function_exists('form_open')) { $action = $CI->config->site_url($action); } - - // If no action is provided then set to the current url - $action OR $action = $CI->config->site_url($CI->uri->uri_string()); + elseif ( ! $action) + { + // If no action is provided then set to the current url + $action = $CI->config->site_url($CI->uri->uri_string()); + } $form = '<form action="'.$action.'"'._attributes_to_string($attributes, TRUE).">\n"; @@ -76,7 +78,7 @@ if ( ! function_exists('form_open')) if (is_array($hidden) && count($hidden) > 0) { - $form .= sprintf('<div style="display:none;">%s</div>', form_hidden($hidden)); + $form .= '<div style="display:none;">'.form_hidden($hidden).'</div>'; } return $form; @@ -325,7 +327,10 @@ if ( ! function_exists('form_dropdown')) $selected = array($_POST[$name]); } - if ($extra != '') $extra = ' '.$extra; + if ($extra != '') + { + $extra = ' '.$extra; + } $multiple = (count($selected) > 1 && strpos($extra, 'multiple') === FALSE) ? ' multiple="multiple"' : ''; @@ -335,8 +340,13 @@ if ( ! function_exists('form_dropdown')) { $key = (string) $key; - if (is_array($val) && ! empty($val)) + if (is_array($val)) { + if (empty($val)) + { + continue; + } + $form .= '<optgroup label="'.$key."\">\n"; foreach ($val as $optgroup_key => $optgroup_val) @@ -506,7 +516,7 @@ if ( ! function_exists('form_label')) $label = '<label'; - if ($id != '') + if ($id !== '') { $label .= ' for="'.$id.'"'; } @@ -540,7 +550,7 @@ if ( ! function_exists('form_fieldset')) function form_fieldset($legend_text = '', $attributes = array()) { $fieldset = '<fieldset'._attributes_to_string($attributes, FALSE).">\n"; - if ($legend_text != '') + if ($legend_text !== '') { return $fieldset.'<legend>'.$legend_text."</legend>\n"; } @@ -623,7 +633,7 @@ if ( ! function_exists('form_prep')) return $str; } - if ($field_name != '') + if ($field_name !== '') { $prepped_fields[$field_name] = $field_name; } @@ -686,7 +696,7 @@ if ( ! function_exists('set_select')) { if ( ! isset($_POST[$field])) { - if (count($_POST) === 0 && $default == TRUE) + if (count($_POST) === 0 && $default === TRUE) { return ' selected="selected"'; } @@ -702,7 +712,7 @@ if ( ! function_exists('set_select')) return ''; } } - elseif (($field == '' OR $value == '') OR ($field != $value)) + elseif (($field == '' OR $value == '') OR $field !== $value) { return ''; } @@ -737,7 +747,7 @@ if ( ! function_exists('set_checkbox')) { if ( ! isset($_POST[$field])) { - if (count($_POST) === 0 && $default == TRUE) + if (count($_POST) === 0 && $default === TRUE) { return ' checked="checked"'; } @@ -753,7 +763,7 @@ if ( ! function_exists('set_checkbox')) return ''; } } - elseif (($field == '' OR $value == '') OR ($field != $value)) + elseif (($field == '' OR $value == '') OR $field !== $value) { return ''; } @@ -788,7 +798,7 @@ if ( ! function_exists('set_radio')) { if ( ! isset($_POST[$field])) { - if (count($_POST) === 0 && $default == TRUE) + if (count($_POST) === 0 && $default === TRUE) { return ' checked="checked"'; } @@ -806,7 +816,7 @@ if ( ! function_exists('set_radio')) } else { - if (($field == '' OR $value == '') OR ($field != $value)) + if (($field == '' OR $value == '') OR $field !== $value) { return ''; } @@ -907,7 +917,7 @@ if ( ! function_exists('_parse_form_attributes')) foreach ($default as $key => $val) { - if ($key == 'value') + if ($key === 'value') { $val = form_prep($val, $default['name']); } @@ -936,12 +946,12 @@ if ( ! function_exists('_attributes_to_string')) { if (is_string($attributes) && strlen($attributes) > 0) { - if ($formtag == TRUE && strpos($attributes, 'method=') === FALSE) + if ($formtag === TRUE && strpos($attributes, 'method=') === FALSE) { $attributes .= ' method="post"'; } - if ($formtag == TRUE && strpos($attributes, 'accept-charset=') === FALSE) + if ($formtag === TRUE && strpos($attributes, 'accept-charset=') === FALSE) { $attributes .= ' accept-charset="'.strtolower(config_item('charset')).'"'; } diff --git a/system/helpers/html_helper.php b/system/helpers/html_helper.php index 92a6db477..2372e8174 100644 --- a/system/helpers/html_helper.php +++ b/system/helpers/html_helper.php @@ -51,7 +51,7 @@ if ( ! function_exists('heading')) */ function heading($data = '', $h = '1', $attributes = '') { - return '<h'.$h.($attributes != '' ? ' ' : '').$attributes.'>'.$data.'</h'.$h.'>'; + return '<h'.$h._stringify_attributes($attributes).'>'.$data.'</h'.$h.'>'; } } @@ -119,23 +119,8 @@ if ( ! function_exists('_list')) // Set the indentation based on the depth $out = str_repeat(' ', $depth); - // Were any attributes submitted? If so generate a string - if (is_array($attributes)) - { - $atts = ''; - foreach ($attributes as $key => $val) - { - $atts .= ' '.$key.'="'.$val.'"'; - } - $attributes = $atts; - } - elseif (is_string($attributes) && strlen($attributes) > 0) - { - $attributes = ' '.$attributes; - } - // Write the opening list tag - $out .= '<'.$type.$attributes.">\n"; + $out .= '<'.$type._stringify_attributes($attributes).">\n"; // Cycle through the list elements. If an array is // encountered we will recursively call _list() @@ -191,9 +176,10 @@ if ( ! function_exists('img')) * * @param mixed * @param bool + * @param mixed * @return string */ - function img($src = '', $index_page = FALSE) + function img($src = '', $index_page = FALSE, $attributes = '') { if ( ! is_array($src) ) { @@ -229,7 +215,7 @@ if ( ! function_exists('img')) } } - return $img.'/>'; + return $img._stringify_attributes($attributes).' />'; } } @@ -242,9 +228,9 @@ if ( ! function_exists('doctype')) * * Generates a page document type declaration * - * Valid options are xhtml-11, xhtml-strict, xhtml-trans, xhtml-frame, - * html4-strict, html4-trans, and html4-frame. Values are saved in the - * doctypes config file. + * Examples of valid options: html5, xhtml-11, xhtml-strict, xhtml-trans, + * xhtml-frame, html4-strict, html4-trans, and html4-frame. + * All values are saved in the doctypes config file. * * @param string type The doctype to be generated * @return string @@ -334,12 +320,12 @@ if ( ! function_exists('link_tag')) $link .= 'rel="'.$rel.'" type="'.$type.'" '; - if ($media != '') + if ($media !== '') { $link .= 'media="'.$media.'" '; } - if ($title != '') + if ($title !== '') { $link .= 'title="'.$title.'" '; } diff --git a/system/helpers/inflector_helper.php b/system/helpers/inflector_helper.php index 2a9466305..647d840e4 100644 --- a/system/helpers/inflector_helper.php +++ b/system/helpers/inflector_helper.php @@ -37,16 +37,16 @@ // -------------------------------------------------------------------- -/** - * Singular - * - * Takes a plural word and makes it singular - * - * @param string - * @return str - */ if ( ! function_exists('singular')) { + /** + * Singular + * + * Takes a plural word and makes it singular + * + * @param string + * @return string + */ function singular($str) { $result = strval($str); @@ -101,17 +101,17 @@ if ( ! function_exists('singular')) // -------------------------------------------------------------------- -/** - * Plural - * - * Takes a singular word and makes it plural - * - * @param string - * @param bool - * @return str - */ if ( ! function_exists('plural')) { + /** + * Plural + * + * Takes a singular word and makes it plural + * + * @param string + * @param bool + * @return string + */ function plural($str, $force = FALSE) { $result = strval($str); @@ -158,16 +158,16 @@ if ( ! function_exists('plural')) // -------------------------------------------------------------------- -/** - * Camelize - * - * Takes multiple words separated by spaces or underscores and camelizes them - * - * @param string - * @return str - */ if ( ! function_exists('camelize')) { + /** + * Camelize + * + * Takes multiple words separated by spaces or underscores and camelizes them + * + * @param string + * @return string + */ function camelize($str) { return strtolower($str[0]).substr(str_replace(' ', '', ucwords(preg_replace('/[\s_]+/', ' ', $str))), 1); @@ -176,16 +176,16 @@ if ( ! function_exists('camelize')) // -------------------------------------------------------------------- -/** - * Underscore - * - * Takes multiple words separated by spaces and underscores them - * - * @param string - * @return str - */ if ( ! function_exists('underscore')) { + /** + * Underscore + * + * Takes multiple words separated by spaces and underscores them + * + * @param string + * @return string + */ function underscore($str) { return preg_replace('/[\s]+/', '_', strtolower(trim($str))); @@ -194,31 +194,33 @@ if ( ! function_exists('underscore')) // -------------------------------------------------------------------- -/** - * Humanize - * - * Takes multiple words separated by the separator and changes them to spaces - * - * @param string $str - * @param string $separator - * @return string - */ if ( ! function_exists('humanize')) { + /** + * Humanize + * + * Takes multiple words separated by the separator and changes them to spaces + * + * @param string $str + * @param string $separator + * @return string + */ function humanize($str, $separator = '_') { return ucwords(preg_replace('/['.$separator.']+/', ' ', strtolower(trim($str)))); } } -/** - * Checks if the given word has a plural version. - * - * @param string the word to check - * @return bool if the word is countable - */ +// -------------------------------------------------------------------- + if ( ! function_exists('is_countable')) { + /** + * Checks if the given word has a plural version. + * + * @param string the word to check + * @return bool if the word is countable + */ function is_countable($word) { return ! in_array(strtolower(strval($word)), diff --git a/system/helpers/language_helper.php b/system/helpers/language_helper.php index b31c97107..bd567ed79 100644 --- a/system/helpers/language_helper.php +++ b/system/helpers/language_helper.php @@ -37,23 +37,23 @@ // ------------------------------------------------------------------------ -/** - * Lang - * - * Fetches a language variable and optionally outputs a form label - * - * @param string the language line - * @param string the id of the form element - * @return string - */ if ( ! function_exists('lang')) { + /** + * Lang + * + * Fetches a language variable and optionally outputs a form label + * + * @param string the language line + * @param string the id of the form element + * @return string + */ function lang($line, $id = '') { $CI =& get_instance(); $line = $CI->lang->line($line); - if ($id != '') + if ($id !== '') { $line = '<label for="'.$id.'">'.$line.'</label>'; } diff --git a/system/helpers/number_helper.php b/system/helpers/number_helper.php index 40da6e7bf..e49f2f7a0 100644 --- a/system/helpers/number_helper.php +++ b/system/helpers/number_helper.php @@ -37,14 +37,15 @@ // ------------------------------------------------------------------------ -/** - * Formats a numbers as bytes, based on size, and adds the appropriate suffix - * - * @param mixed // will be cast as int - * @return string - */ if ( ! function_exists('byte_format')) { + /** + * Formats a numbers as bytes, based on size, and adds the appropriate suffix + * + * @param mixed will be cast as int + * @param int + * @return string + */ function byte_format($num, $precision = 1) { $CI =& get_instance(); diff --git a/system/helpers/path_helper.php b/system/helpers/path_helper.php index 6ee99072c..166fef065 100644 --- a/system/helpers/path_helper.php +++ b/system/helpers/path_helper.php @@ -32,20 +32,20 @@ * @subpackage Helpers * @category Helpers * @author EllisLab Dev Team - * @link http://codeigniter.com/user_guide/helpers/xml_helper.html + * @link http://codeigniter.com/user_guide/helpers/path_helper.html */ // ------------------------------------------------------------------------ -/** - * Set Realpath - * - * @param string - * @param bool checks to see if the path exists - * @return string - */ if ( ! function_exists('set_realpath')) { + /** + * Set Realpath + * + * @param string + * @param bool checks to see if the path exists + * @return string + */ function set_realpath($path, $check_existance = FALSE) { // Security check to make sure the path is NOT a URL. No remote file inclusion! @@ -55,7 +55,7 @@ if ( ! function_exists('set_realpath')) } // Resolve the path - if (function_exists('realpath') && @realpath($path) !== FALSE) + if (@realpath($path) !== FALSE) { $path = realpath($path); } diff --git a/system/helpers/security_helper.php b/system/helpers/security_helper.php index d6f134c9f..5ecc960bc 100644 --- a/system/helpers/security_helper.php +++ b/system/helpers/security_helper.php @@ -37,15 +37,15 @@ // ------------------------------------------------------------------------ -/** - * XSS Filtering - * - * @param string - * @param bool whether or not the content is an image file - * @return string - */ if ( ! function_exists('xss_clean')) { + /** + * XSS Filtering + * + * @param string + * @param bool whether or not the content is an image file + * @return string + */ function xss_clean($str, $is_image = FALSE) { $CI =& get_instance(); @@ -55,14 +55,14 @@ if ( ! function_exists('xss_clean')) // ------------------------------------------------------------------------ -/** - * Sanitize Filename - * - * @param string - * @return string - */ if ( ! function_exists('sanitize_filename')) { + /** + * Sanitize Filename + * + * @param string + * @return string + */ function sanitize_filename($filename) { $CI =& get_instance(); @@ -72,14 +72,19 @@ if ( ! function_exists('sanitize_filename')) // -------------------------------------------------------------------- -/** - * Hash encode a string - * - * @param string - * @return string - */ if ( ! function_exists('do_hash')) { + /** + * Hash encode a string + * + * This function is DEPRECATED and should be removed in + * CodeIgniter 3.1+. Use hash() instead. + * + * @deprecated + * @param string + * @param string + * @return string + */ function do_hash($str, $type = 'sha1') { if ( ! in_array(strtolower($type), hash_algos())) @@ -93,33 +98,34 @@ if ( ! function_exists('do_hash')) // ------------------------------------------------------------------------ -/** - * Strip Image Tags - * - * @param string - * @return string - */ if ( ! function_exists('strip_image_tags')) { + /** + * Strip Image Tags + * + * @param string + * @return string + */ function strip_image_tags($str) { - return preg_replace(array('#<img\s+.*?src\s*=\s*["\'](.+?)["\'].*?\>#', '#<img\s+.*?src\s*=\s*(.+?).*?\>#'), '\\1', $str); + $CI =& get_instance(); + return $CI->security->strip_image_tags($str); } } // ------------------------------------------------------------------------ -/** - * Convert PHP tags to entities - * - * @param string - * @return string - */ if ( ! function_exists('encode_php_tags')) { + /** + * Convert PHP tags to entities + * + * @param string + * @return string + */ function encode_php_tags($str) { - return str_replace(array('<?php', '<?PHP', '<?', '?>'), array('<?php', '<?PHP', '<?', '?>'), $str); + return str_replace(array('<?', '?>'), array('<?', '?>'), $str); } } diff --git a/system/helpers/smiley_helper.php b/system/helpers/smiley_helper.php index 638100e9c..b6b2afcf4 100644 --- a/system/helpers/smiley_helper.php +++ b/system/helpers/smiley_helper.php @@ -37,24 +37,25 @@ // ------------------------------------------------------------------------ -/** - * Smiley Javascript - * - * Returns the javascript required for the smiley insertion. Optionally takes - * an array of aliases to loosely couple the smiley array to the view. - * - * @param mixed alias name or array of alias->field_id pairs - * @param string field_id if alias name was passed in - * @return array - */ if ( ! function_exists('smiley_js')) { + /** + * Smiley Javascript + * + * Returns the javascript required for the smiley insertion. Optionally takes + * an array of aliases to loosely couple the smiley array to the view. + * + * @param mixed alias name or array of alias->field_id pairs + * @param string field_id if alias name was passed in + * @param bool + * @return array + */ function smiley_js($alias = '', $field_id = '', $inline = TRUE) { static $do_setup = TRUE; $r = ''; - if ($alias != '' && ! is_array($alias)) + if ($alias !== '' && ! is_array($alias)) { $alias = array($alias => $field_id); } @@ -118,17 +119,20 @@ EOF; // ------------------------------------------------------------------------ -/** - * Get Clickable Smileys - * - * Returns an array of image tag links that can be clicked to be inserted - * into a form field. - * - * @param string the URL to the folder containing the smiley images - * @return array - */ + if ( ! function_exists('get_clickable_smileys')) { + /** + * Get Clickable Smileys + * + * Returns an array of image tag links that can be clicked to be inserted + * into a form field. + * + * @param string the URL to the folder containing the smiley images + * @param array + * @param array + * @return array + */ function get_clickable_smileys($image_url, $alias = '', $smileys = NULL) { // For backward compatibility with js_insert_smiley @@ -166,20 +170,21 @@ if ( ! function_exists('get_clickable_smileys')) // ------------------------------------------------------------------------ -/** - * Parse Smileys - * - * Takes a string as input and swaps any contained smileys for the actual image - * - * @param string the text to be parsed - * @param string the URL to the folder containing the smiley images - * @return string - */ if ( ! function_exists('parse_smileys')) { + /** + * Parse Smileys + * + * Takes a string as input and swaps any contained smileys for the actual image + * + * @param string the text to be parsed + * @param string the URL to the folder containing the smiley images + * @param array + * @return string + */ function parse_smileys($str = '', $image_url = '', $smileys = NULL) { - if ($image_url == '' OR ( ! is_array($smileys) && FALSE === ($smileys = _get_smiley_array()))) + if ($image_url === '' OR ( ! is_array($smileys) && FALSE === ($smileys = _get_smiley_array()))) { return $str; } @@ -198,15 +203,15 @@ if ( ! function_exists('parse_smileys')) // ------------------------------------------------------------------------ -/** - * Get Smiley Array - * - * Fetches the config/smiley.php file - * - * @return mixed - */ if ( ! function_exists('_get_smiley_array')) { + /** + * Get Smiley Array + * + * Fetches the config/smiley.php file + * + * @return mixed + */ function _get_smiley_array() { if (defined('ENVIRONMENT') && file_exists(APPPATH.'config/'.ENVIRONMENT.'/smileys.php')) @@ -222,33 +227,5 @@ if ( ! function_exists('_get_smiley_array')) } } -// ------------------------------------------------------------------------ - -/** - * JS Insert Smiley - * - * Generates the javascript function needed to insert smileys into a form field - * - * DEPRECATED as of version 1.7.2, use smiley_js instead - * - * @param string form name - * @param string field name - * @return string - */ -if ( ! function_exists('js_insert_smiley')) -{ - function js_insert_smiley($form_name = '', $form_field = '') - { - return <<<EOF -<script type="text/javascript"> - function insert_smiley(smiley) - { - document.{$form_name}.{$form_field}.value += " " + smiley; - } -</script> -EOF; - } -} - /* End of file smiley_helper.php */ /* Location: ./system/helpers/smiley_helper.php */
\ No newline at end of file diff --git a/system/helpers/string_helper.php b/system/helpers/string_helper.php index a6a6b485d..4eee2a262 100644 --- a/system/helpers/string_helper.php +++ b/system/helpers/string_helper.php @@ -37,22 +37,22 @@ // ------------------------------------------------------------------------ -/** - * Trim Slashes - * - * Removes any leading/trailing slashes from a string: - * - * /this/that/theother/ - * - * becomes: - * - * this/that/theother - * - * @param string - * @return string - */ if ( ! function_exists('trim_slashes')) { + /** + * Trim Slashes + * + * Removes any leading/trailing slashes from a string: + * + * /this/that/theother/ + * + * becomes: + * + * this/that/theother + * + * @param string + * @return string + */ function trim_slashes($str) { return trim($str, '/'); @@ -61,16 +61,16 @@ if ( ! function_exists('trim_slashes')) // ------------------------------------------------------------------------ -/** - * Strip Slashes - * - * Removes slashes contained in a string or in an array - * - * @param mixed string or array - * @return mixed string or array - */ if ( ! function_exists('strip_slashes')) { + /** + * Strip Slashes + * + * Removes slashes contained in a string or in an array + * + * @param mixed string or array + * @return mixed string or array + */ function strip_slashes($str) { if ( ! is_array($str)) @@ -89,16 +89,16 @@ if ( ! function_exists('strip_slashes')) // ------------------------------------------------------------------------ -/** - * Strip Quotes - * - * Removes single and double quotes from a string - * - * @param string - * @return string - */ if ( ! function_exists('strip_quotes')) { + /** + * Strip Quotes + * + * Removes single and double quotes from a string + * + * @param string + * @return string + */ function strip_quotes($str) { return str_replace(array('"', "'"), '', $str); @@ -107,16 +107,16 @@ if ( ! function_exists('strip_quotes')) // ------------------------------------------------------------------------ -/** - * Quotes to Entities - * - * Converts single and double quotes to entities - * - * @param string - * @return string - */ if ( ! function_exists('quotes_to_entities')) { + /** + * Quotes to Entities + * + * Converts single and double quotes to entities + * + * @param string + * @return string + */ function quotes_to_entities($str) { return str_replace(array("\'","\"","'",'"'), array("'",""","'","""), $str); @@ -125,23 +125,23 @@ if ( ! function_exists('quotes_to_entities')) // ------------------------------------------------------------------------ -/** - * Reduce Double Slashes - * - * Converts double slashes in a string to a single slash, - * except those found in http:// - * - * http://www.some-site.com//index.php - * - * becomes: - * - * http://www.some-site.com/index.php - * - * @param string - * @return string - */ if ( ! function_exists('reduce_double_slashes')) { + /** + * Reduce Double Slashes + * + * Converts double slashes in a string to a single slash, + * except those found in http:// + * + * http://www.some-site.com//index.php + * + * becomes: + * + * http://www.some-site.com/index.php + * + * @param string + * @return string + */ function reduce_double_slashes($str) { return preg_replace('#(^|[^:])//+#', '\\1/', $str); @@ -150,24 +150,24 @@ if ( ! function_exists('reduce_double_slashes')) // ------------------------------------------------------------------------ -/** - * Reduce Multiples - * - * Reduces multiple instances of a particular character. Example: - * - * Fred, Bill,, Joe, Jimmy - * - * becomes: - * - * Fred, Bill, Joe, Jimmy - * - * @param string - * @param string the character you wish to reduce - * @param bool TRUE/FALSE - whether to trim the character from the beginning/end - * @return string - */ if ( ! function_exists('reduce_multiples')) { + /** + * Reduce Multiples + * + * Reduces multiple instances of a particular character. Example: + * + * Fred, Bill,, Joe, Jimmy + * + * becomes: + * + * Fred, Bill, Joe, Jimmy + * + * @param string + * @param string the character you wish to reduce + * @param bool TRUE/FALSE - whether to trim the character from the beginning/end + * @return string + */ function reduce_multiples($str, $character = ',', $trim = FALSE) { $str = preg_replace('#'.preg_quote($character, '#').'{2,}#', $character, $str); @@ -177,17 +177,17 @@ if ( ! function_exists('reduce_multiples')) // ------------------------------------------------------------------------ -/** - * Create a Random String - * - * Useful for generating passwords or hashes. - * - * @param string type of random string. basic, alpha, alunum, numeric, nozero, unique, md5, encrypt and sha1 - * @param int number of characters - * @return string - */ if ( ! function_exists('random_string')) { + /** + * Create a Random String + * + * Useful for generating passwords or hashes. + * + * @param string type of random string. basic, alpha, alunum, numeric, nozero, unique, md5, encrypt and sha1 + * @param int number of characters + * @return string + */ function random_string($type = 'alnum', $len = 8) { switch ($type) @@ -226,16 +226,16 @@ if ( ! function_exists('random_string')) // ------------------------------------------------------------------------ -/** - * Add's _1 to a string or increment the ending number to allow _2, _3, etc - * - * @param string required - * @param string What should the duplicate number be appended with - * @param string Which number should be used for the first dupe increment - * @return string - */ if ( ! function_exists('increment_string')) { + /** + * Add's _1 to a string or increment the ending number to allow _2, _3, etc + * + * @param string required + * @param string What should the duplicate number be appended with + * @param string Which number should be used for the first dupe increment + * @return string + */ function increment_string($str, $separator = '_', $first = 1) { preg_match('/(.+)'.$separator.'([0-9]+)$/', $str, $match); @@ -245,21 +245,21 @@ if ( ! function_exists('increment_string')) // ------------------------------------------------------------------------ -/** - * Alternator - * - * Allows strings to be alternated. See docs... - * - * @param string (as many parameters as needed) - * @return string - */ if ( ! function_exists('alternator')) { - function alternator() + /** + * Alternator + * + * Allows strings to be alternated. See docs... + * + * @param string (as many parameters as needed) + * @return string + */ + function alternator($args) { static $i; - if (func_num_args() == 0) + if (func_num_args() === 0) { $i = 0; return ''; @@ -271,15 +271,15 @@ if ( ! function_exists('alternator')) // ------------------------------------------------------------------------ -/** - * Repeater function - * - * @param string - * @param int number of repeats - * @return string - */ if ( ! function_exists('repeater')) { + /** + * Repeater function + * + * @param string + * @param int number of repeats + * @return string + */ function repeater($data, $num = 1) { return ($num > 0) ? str_repeat($data, $num) : ''; diff --git a/system/helpers/text_helper.php b/system/helpers/text_helper.php index c1c0eb947..b592f3cc0 100644 --- a/system/helpers/text_helper.php +++ b/system/helpers/text_helper.php @@ -37,21 +37,21 @@ // ------------------------------------------------------------------------ -/** - * Word Limiter - * - * Limits a string to X number of words. - * - * @param string - * @param int - * @param string the end character. Usually an ellipsis - * @return string - */ if ( ! function_exists('word_limiter')) { + /** + * Word Limiter + * + * Limits a string to X number of words. + * + * @param string + * @param int + * @param string the end character. Usually an ellipsis + * @return string + */ function word_limiter($str, $limit = 100, $end_char = '…') { - if (trim($str) == '') + if (trim($str) === '') { return $str; } @@ -69,19 +69,19 @@ if ( ! function_exists('word_limiter')) // ------------------------------------------------------------------------ -/** - * Character Limiter - * - * Limits the string based on the character count. Preserves complete words - * so the character count may not be exactly as specified. - * - * @param string - * @param int - * @param string the end character. Usually an ellipsis - * @return string - */ if ( ! function_exists('character_limiter')) { + /** + * Character Limiter + * + * Limits the string based on the character count. Preserves complete words + * so the character count may not be exactly as specified. + * + * @param string + * @param int + * @param string the end character. Usually an ellipsis + * @return string + */ function character_limiter($str, $n = 500, $end_char = '…') { if (strlen($str) < $n) @@ -89,7 +89,8 @@ if ( ! function_exists('character_limiter')) return $str; } - $str = preg_replace('/\s+/', ' ', str_replace(array("\r\n", "\r", "\n"), ' ', $str)); + // a bit complicated, but faster than preg_replace with \s+ + $str = preg_replace('/ {2,}/', ' ', str_replace(array("\r", "\n", "\t", "\x0B", "\x0C"), ' ', $str)); if (strlen($str) <= $n) { @@ -112,16 +113,16 @@ if ( ! function_exists('character_limiter')) // ------------------------------------------------------------------------ -/** - * High ASCII to Entities - * - * Converts High ascii text and MS Word special characters to character entities - * - * @param string - * @return string - */ if ( ! function_exists('ascii_to_entities')) { + /** + * High ASCII to Entities + * + * Converts High ascii text and MS Word special characters to character entities + * + * @param string + * @return string + */ function ascii_to_entities($str) { $count = 1; @@ -174,17 +175,17 @@ if ( ! function_exists('ascii_to_entities')) // ------------------------------------------------------------------------ -/** - * Entities to ASCII - * - * Converts character entities back to ASCII - * - * @param string - * @param bool - * @return string - */ if ( ! function_exists('entities_to_ascii')) { + /** + * Entities to ASCII + * + * Converts character entities back to ASCII + * + * @param string + * @param bool + * @return string + */ function entities_to_ascii($str, $all = TRUE) { if (preg_match_all('/\&#(\d+)\;/', $str, $matches)) @@ -227,20 +228,20 @@ if ( ! function_exists('entities_to_ascii')) // ------------------------------------------------------------------------ -/** - * Word Censoring Function - * - * Supply a string and an array of disallowed words and any - * matched words will be converted to #### or to the replacement - * word you've submitted. - * - * @param string the text string - * @param string the array of censoered words - * @param string the optional replacement value - * @return string - */ if ( ! function_exists('word_censor')) { + /** + * Word Censoring Function + * + * Supply a string and an array of disallowed words and any + * matched words will be converted to #### or to the replacement + * word you've submitted. + * + * @param string the text string + * @param string the array of censoered words + * @param string the optional replacement value + * @return string + */ function word_censor($str, $censored, $replacement = '') { if ( ! is_array($censored)) @@ -258,7 +259,7 @@ if ( ! function_exists('word_censor')) foreach ($censored as $badword) { - if ($replacement != '') + if ($replacement !== '') { $str = preg_replace("/({$delim})(".str_replace('\*', '\w*?', preg_quote($badword, '/')).")({$delim})/i", "\\1{$replacement}\\3", $str); } @@ -274,16 +275,16 @@ if ( ! function_exists('word_censor')) // ------------------------------------------------------------------------ -/** - * Code Highlighter - * - * Colorizes code strings - * - * @param string the text string - * @return string - */ if ( ! function_exists('highlight_code')) { + /** + * Code Highlighter + * + * Colorizes code strings + * + * @param string the text string + * @return string + */ function highlight_code($str) { /* The highlight string function encodes and highlights @@ -323,27 +324,27 @@ if ( ! function_exists('highlight_code')) // ------------------------------------------------------------------------ -/** - * Phrase Highlighter - * - * Highlights a phrase within a text string - * - * @param string the text string - * @param string the phrase you'd like to highlight - * @param string the openging tag to precede the phrase with - * @param string the closing tag to end the phrase with - * @return string - */ if ( ! function_exists('highlight_phrase')) { + /** + * Phrase Highlighter + * + * Highlights a phrase within a text string + * + * @param string the text string + * @param string the phrase you'd like to highlight + * @param string the openging tag to precede the phrase with + * @param string the closing tag to end the phrase with + * @return string + */ function highlight_phrase($str, $phrase, $tag_open = '<strong>', $tag_close = '</strong>') { - if ($str == '') + if ($str === '') { return ''; } - if ($phrase != '') + if ($phrase !== '') { return preg_replace('/('.preg_quote($phrase, '/').')/i', $tag_open.'\\1'.$tag_close, $str); } @@ -354,14 +355,14 @@ if ( ! function_exists('highlight_phrase')) // ------------------------------------------------------------------------ -/** - * Convert Accented Foreign Characters to ASCII - * - * @param string the text string - * @return string - */ if ( ! function_exists('convert_accented_characters')) { + /** + * Convert Accented Foreign Characters to ASCII + * + * @param string the text string + * @return string + */ function convert_accented_characters($str) { global $foreign_characters; @@ -464,7 +465,7 @@ if ( ! function_exists('word_wrap')) // If $temp contains data it means we had to split up an over-length // word into smaller chunks so we'll add it back to our current line - if ($temp != '') + if ($temp !== '') { $output .= $temp."\n".$line."\n"; } @@ -490,19 +491,19 @@ if ( ! function_exists('word_wrap')) // ------------------------------------------------------------------------ -/** - * Ellipsize String - * - * This function will strip tags from a string, split it at its max_length and ellipsize - * - * @param string string to ellipsize - * @param int max length of string - * @param mixed int (1|0) or float, .5, .2, etc for position to split - * @param string ellipsis ; Default '...' - * @return string ellipsized string - */ if ( ! function_exists('ellipsize')) { + /** + * Ellipsize String + * + * This function will strip tags from a string, split it at its max_length and ellipsize + * + * @param string string to ellipsize + * @param int max length of string + * @param mixed int (1|0) or float, .5, .2, etc for position to split + * @param string ellipsis ; Default '...' + * @return string ellipsized string + */ function ellipsize($str, $max_length, $position = 1, $ellipsis = '…') { // Strip tags diff --git a/system/helpers/typography_helper.php b/system/helpers/typography_helper.php index 7a3db5d6b..9dbba0679 100644 --- a/system/helpers/typography_helper.php +++ b/system/helpers/typography_helper.php @@ -37,14 +37,14 @@ // ------------------------------------------------------------------------ -/** - * Convert newlines to HTML line breaks except within PRE tags - * - * @param string - * @return string - */ if ( ! function_exists('nl2br_except_pre')) { + /** + * Convert newlines to HTML line breaks except within PRE tags + * + * @param string + * @return string + */ function nl2br_except_pre($str) { $CI =& get_instance(); @@ -55,38 +55,37 @@ if ( ! function_exists('nl2br_except_pre')) // ------------------------------------------------------------------------ -/** - * Auto Typography Wrapper Function - * - * @param string - * @param bool whether to allow javascript event handlers - * @param bool whether to reduce multiple instances of double newlines to two - * @return string - */ if ( ! function_exists('auto_typography')) { - function auto_typography($str, $strip_js_event_handlers = TRUE, $reduce_linebreaks = FALSE) + /** + * Auto Typography Wrapper Function + * + * @param string + * @param bool whether to allow javascript event handlers + * @param bool whether to reduce multiple instances of double newlines to two + * @return string + */ + function auto_typography($str, $reduce_linebreaks = FALSE) { $CI =& get_instance(); $CI->load->library('typography'); - return $CI->typography->auto_typography($str, $strip_js_event_handlers, $reduce_linebreaks); + return $CI->typography->auto_typography($str, $reduce_linebreaks); } } - // -------------------------------------------------------------------- -/** - * HTML Entities Decode - * - * This function is a replacement for html_entity_decode() - * - * @param string - * @param string - * @return string - */ if ( ! function_exists('entity_decode')) { + /** + * HTML Entities Decode + * + * This function is a replacement for html_entity_decode() + * + * @param string + * @param string + * @return string + */ function entity_decode($str, $charset = NULL) { global $SEC; diff --git a/system/helpers/url_helper.php b/system/helpers/url_helper.php index cf6df4ef5..b1f5eccf1 100644 --- a/system/helpers/url_helper.php +++ b/system/helpers/url_helper.php @@ -37,17 +37,17 @@ // ------------------------------------------------------------------------ -/** - * Site URL - * - * Create a local URL based on your basepath. Segments can be passed via the - * first parameter either as a string or an array. - * - * @param string - * @return string - */ if ( ! function_exists('site_url')) { + /** + * Site URL + * + * Create a local URL based on your basepath. Segments can be passed via the + * first parameter either as a string or an array. + * + * @param string + * @return string + */ function site_url($uri = '') { $CI =& get_instance(); @@ -57,18 +57,18 @@ if ( ! function_exists('site_url')) // ------------------------------------------------------------------------ -/** - * Base URL - * - * Create a local URL based on your basepath. - * Segments can be passed in as a string or an array, same as site_url - * or a URL to a file can be passed in, e.g. to an image file. - * - * @param string - * @return string - */ if ( ! function_exists('base_url')) { + /** + * Base URL + * + * Create a local URL based on your basepath. + * Segments can be passed in as a string or an array, same as site_url + * or a URL to a file can be passed in, e.g. to an image file. + * + * @param string + * @return string + */ function base_url($uri = '') { $CI =& get_instance(); @@ -78,16 +78,16 @@ if ( ! function_exists('base_url')) // ------------------------------------------------------------------------ -/** - * Current URL - * - * Returns the full URL (including segments) of the page where this - * function is placed - * - * @return string - */ if ( ! function_exists('current_url')) { + /** + * Current URL + * + * Returns the full URL (including segments) of the page where this + * function is placed + * + * @return string + */ function current_url() { $CI =& get_instance(); @@ -96,15 +96,16 @@ if ( ! function_exists('current_url')) } // ------------------------------------------------------------------------ -/** - * URL String - * - * Returns the URI segments. - * - * @return string - */ + if ( ! function_exists('uri_string')) { + /** + * URL String + * + * Returns the URI segments. + * + * @return string + */ function uri_string() { $CI =& get_instance(); @@ -114,15 +115,15 @@ if ( ! function_exists('uri_string')) // ------------------------------------------------------------------------ -/** - * Index page - * - * Returns the "index_page" from your config file - * - * @return string - */ if ( ! function_exists('index_page')) { + /** + * Index page + * + * Returns the "index_page" from your config file + * + * @return string + */ function index_page() { $CI =& get_instance(); @@ -132,18 +133,18 @@ if ( ! function_exists('index_page')) // ------------------------------------------------------------------------ -/** - * Anchor Link - * - * Creates an anchor based on the local URL. - * - * @param string the URL - * @param string the link title - * @param mixed any attributes - * @return string - */ if ( ! function_exists('anchor')) { + /** + * Anchor Link + * + * Creates an anchor based on the local URL. + * + * @param string the URL + * @param string the link title + * @param mixed any attributes + * @return string + */ function anchor($uri = '', $title = '', $attributes = '') { $title = (string) $title; @@ -157,14 +158,14 @@ if ( ! function_exists('anchor')) $site_url = site_url($uri); } - if ($title == '') + if ($title === '') { $title = $site_url; } - if ($attributes != '') + if ($attributes !== '') { - $attributes = _parse_attributes($attributes); + $attributes = _stringify_attributes($attributes); } return '<a href="'.$site_url.'"'.$attributes.'>'.$title.'</a>'; @@ -173,98 +174,105 @@ if ( ! function_exists('anchor')) // ------------------------------------------------------------------------ -/** - * Anchor Link - Pop-up version - * - * Creates an anchor based on the local URL. The link - * opens a new window based on the attributes specified. - * - * @param string the URL - * @param string the link title - * @param mixed any attributes - * @return string - */ if ( ! function_exists('anchor_popup')) { + /** + * Anchor Link - Pop-up version + * + * Creates an anchor based on the local URL. The link + * opens a new window based on the attributes specified. + * + * @param string the URL + * @param string the link title + * @param mixed any attributes + * @return string + */ function anchor_popup($uri = '', $title = '', $attributes = FALSE) { $title = (string) $title; $site_url = preg_match('!^\w+://! i', $uri) ? $uri : site_url($uri); - if ($title == '') + if ($title === '') { $title = $site_url; } if ($attributes === FALSE) { - return '<a href="javascript:void(0);" onclick="window.open(\''.$site_url."', '_blank');\">".$title.'</a>'; + return '<a href="'.$site_url.'" onclick="window.open(\''.$site_url."', '_blank'); return false;\">".$title.'</a>'; } if ( ! is_array($attributes)) { - $attributes = array(); + $attributes = array($attributes); + + // Ref: http://www.w3schools.com/jsref/met_win_open.asp + $window_name = '_blank'; + } + elseif ( ! empty($attributes['window_name'])) + { + $window_name = $attributes['window_name']; + unset($attributes['window_name']); } - foreach (array('width' => '800', 'height' => '600', 'scrollbars' => 'yes', 'status' => 'yes', 'resizable' => 'yes', 'screenx' => '0', 'screeny' => '0', ) as $key => $val) + foreach (array('width' => '800', 'height' => '600', 'scrollbars' => 'yes', 'status' => 'yes', 'resizable' => 'yes', 'screenx' => '0', 'screeny' => '0') as $key => $val) { $atts[$key] = isset($attributes[$key]) ? $attributes[$key] : $val; unset($attributes[$key]); } - if ($attributes != '') - { - $attributes = _parse_attributes($attributes); - } + $attributes = _stringify_attributes($attributes); - return '<a href="javascript:void(0);" onclick="window.open(\''.$site_url."', '_blank', '"._parse_attributes($atts, TRUE)."');\"".$attributes.'>'.$title.'</a>'; + return '<a href="'.$site_url + .'" onclick="window.open(\''.$site_url."', '".$window_name."', '"._stringify_attributes($atts, TRUE)."'); return false;\"" + .$attributes.'>'.$title.'</a>'; } } // ------------------------------------------------------------------------ -/** - * Mailto Link - * - * @param string the email address - * @param string the link title - * @param mixed any attributes - * @return string - */ if ( ! function_exists('mailto')) { + /** + * Mailto Link + * + * @param string the email address + * @param string the link title + * @param mixed any attributes + * @return string + */ function mailto($email, $title = '', $attributes = '') { $title = (string) $title; - if ($title == '') + if ($title === '') { $title = $email; } - return '<a href="mailto:'.$email.'"'._parse_attributes($attributes).'>'.$title.'</a>'; + return '<a href="mailto:'.$email.'"'._stringify_attributes($attributes).'>'.$title.'</a>'; } } // ------------------------------------------------------------------------ -/** - * Encoded Mailto Link - * - * Create a spam-protected mailto link written in Javascript - * - * @param string the email address - * @param string the link title - * @param mixed any attributes - * @return string - */ if ( ! function_exists('safe_mailto')) { + /** + * Encoded Mailto Link + * + * Create a spam-protected mailto link written in Javascript + * + * @param string the email address + * @param string the link title + * @param mixed any attributes + * @return string + */ function safe_mailto($email, $title = '', $attributes = '') { $title = (string) $title; - if ($title == '') + if ($title === '') { $title = $email; } @@ -278,7 +286,7 @@ if ( ! function_exists('safe_mailto')) $x[] = '"'; - if ($attributes != '') + if ($attributes !== '') { if (is_array($attributes)) { @@ -344,7 +352,7 @@ if ( ! function_exists('safe_mailto')) for ($i = 0, $c = count($x); $i < $c; $i++) { ?>l[<?php echo $i; ?>]='<?php echo $x[$i]; ?>';<?php } ?> for (var i = l.length-1; i >= 0; i=i-1){ - if (l[i].substring(0, 1) == '|') document.write("&#"+unescape(l[i].substring(1))+";"); + if (l[i].substring(0, 1) === '|') document.write("&#"+unescape(l[i].substring(1))+";"); else document.write(unescape(l[i]));} //]]> </script><?php @@ -357,21 +365,21 @@ if ( ! function_exists('safe_mailto')) // ------------------------------------------------------------------------ -/** - * Auto-linker - * - * Automatically links URL and Email addresses. - * Note: There's a bit of extra code here to deal with - * URLs or emails that end in a period. We'll strip these - * off and add them after the link. - * - * @param string the string - * @param string the type: email, url, or both - * @param bool whether to create pop-up links - * @return string - */ if ( ! function_exists('auto_link')) { + /** + * Auto-linker + * + * Automatically links URL and Email addresses. + * Note: There's a bit of extra code here to deal with + * URLs or emails that end in a period. We'll strip these + * off and add them after the link. + * + * @param string the string + * @param string the type: email, url, or both + * @param bool whether to create pop-up links + * @return string + */ function auto_link($str, $type = 'both', $popup = FALSE) { if ($type !== 'email' && preg_match_all('#(^|\s|\(|\b)((http(s?)://)|(www\.))(\w+[^\s\)\<]+)#i', $str, $matches)) @@ -423,19 +431,19 @@ if ( ! function_exists('auto_link')) // ------------------------------------------------------------------------ -/** - * Prep URL - * - * Simply adds the http:// part if no scheme is included - * - * @param string the URL - * @return string - */ if ( ! function_exists('prep_url')) { + /** + * Prep URL + * + * Simply adds the http:// part if no scheme is included + * + * @param string the URL + * @return string + */ function prep_url($str = '') { - if ($str === 'http://' OR $str == '') + if ($str === 'http://' OR $str === '') { return ''; } @@ -453,20 +461,20 @@ if ( ! function_exists('prep_url')) // ------------------------------------------------------------------------ -/** - * Create URL Title - * - * Takes a "title" string as input and creates a - * human-friendly URL string with a "separator" string - * as the word separator. - * - * @param string the string - * @param string the separator - * @param bool - * @return string - */ if ( ! function_exists('url_title')) { + /** + * Create URL Title + * + * Takes a "title" string as input and creates a + * human-friendly URL string with a "separator" string + * as the word separator. + * + * @param string the string + * @param string the separator + * @param bool + * @return string + */ function url_title($str, $separator = '-', $lowercase = FALSE) { if ($separator === 'dash') @@ -504,20 +512,21 @@ if ( ! function_exists('url_title')) // ------------------------------------------------------------------------ -/** - * Header Redirect - * - * Header redirect in two flavors - * For very fine grained control over headers, you could use the Output - * Library's set_header() function. - * - * @param string the URL - * @param string the method: location or refresh - * @return string - */ if ( ! function_exists('redirect')) { - function redirect($uri = '', $method = 'auto', $http_response_code = 302) + /** + * Header Redirect + * + * Header redirect in two flavors + * For very fine grained control over headers, you could use the Output + * Library's set_header() function. + * + * @param string the URL + * @param string the method: location or refresh + * @param int + * @return string + */ + function redirect($uri = '', $method = 'auto', $code = NULL) { if ( ! preg_match('#^https?://#i', $uri)) { @@ -525,65 +534,31 @@ if ( ! function_exists('redirect')) } // IIS environment likely? Use 'refresh' for better compatibility - if (DIRECTORY_SEPARATOR !== '/' && $method === 'auto') + if ($method === 'auto' && isset($_SERVER['SERVER_SOFTWARE']) && strpos($_SERVER['SERVER_SOFTWARE'], 'Microsoft-IIS') !== FALSE) { $method = 'refresh'; } + elseif ($method !== 'refresh' && (empty($code) OR ! is_numeric($code))) + { + // Reference: http://en.wikipedia.org/wiki/Post/Redirect/Get + $code = (isset($_SERVER['REQUEST_METHOD'], $_SERVER['SERVER_PROTOCOL']) + && $_SERVER['REQUEST_METHOD'] === 'POST' + && $_SERVER['SERVER_PROTOCOL'] === 'HTTP/1.1') + ? 303 : 302; + } - switch($method) + switch ($method) { case 'refresh': header('Refresh:0;url='.$uri); break; default: - header('Location: '.$uri, TRUE, $http_response_code); + header('Location: '.$uri, TRUE, $code); break; } exit; } } -// ------------------------------------------------------------------------ - -/** - * Parse out the attributes - * - * Some of the functions use this - * - * @param array - * @param bool - * @return string - */ -if ( ! function_exists('_parse_attributes')) -{ - function _parse_attributes($attributes, $javascript = FALSE) - { - if (is_string($attributes)) - { - return ($attributes != '') ? ' '.$attributes : ''; - } - - $att = ''; - foreach ($attributes as $key => $val) - { - if ($javascript == TRUE) - { - $att .= $key.'='.$val.','; - } - else - { - $att .= ' '.$key.'="'.$val.'"'; - } - } - - if ($javascript == TRUE && $att != '') - { - return substr($att, 0, -1); - } - - return $att; - } -} - /* End of file url_helper.php */ /* Location: ./system/helpers/url_helper.php */
\ No newline at end of file diff --git a/system/helpers/xml_helper.php b/system/helpers/xml_helper.php index 67fd34b97..1431777d2 100644 --- a/system/helpers/xml_helper.php +++ b/system/helpers/xml_helper.php @@ -37,15 +37,15 @@ // ------------------------------------------------------------------------ -/** - * Convert Reserved XML characters to Entities - * - * @param string - * @param bool - * @return string - */ if ( ! function_exists('xml_convert')) { + /** + * Convert Reserved XML characters to Entities + * + * @param string + * @param bool + * @return string + */ function xml_convert($str, $protect_all = FALSE) { $temp = '__TEMP_AMPERSANDS__'; @@ -54,7 +54,7 @@ if ( ! function_exists('xml_convert')) // ampersands won't get messed up $str = preg_replace('/&#(\d+);/', $temp.'\\1;', $str); - if ($protect_all == TRUE) + if ($protect_all === TRUE) { $str = preg_replace('/&(\w+);/', $temp.'\\1;', $str); } @@ -66,7 +66,7 @@ if ( ! function_exists('xml_convert')) // Decode the temp markers back to entities $str = preg_replace('/'.$temp.'(\d+);/', '&#\\1;', $str); - if ($protect_all == TRUE) + if ($protect_all === TRUE) { return preg_replace('/'.$temp.'(\w+);/', '&\\1;', $str); } diff --git a/system/language/english/calendar_lang.php b/system/language/english/calendar_lang.php index 2d477e6c8..a70a564e8 100644 --- a/system/language/english/calendar_lang.php +++ b/system/language/english/calendar_lang.php @@ -5,9 +5,9 @@ * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -25,52 +25,51 @@ * @filesource */ -$lang['cal_su'] = "Su"; -$lang['cal_mo'] = "Mo"; -$lang['cal_tu'] = "Tu"; -$lang['cal_we'] = "We"; -$lang['cal_th'] = "Th"; -$lang['cal_fr'] = "Fr"; -$lang['cal_sa'] = "Sa"; -$lang['cal_sun'] = "Sun"; -$lang['cal_mon'] = "Mon"; -$lang['cal_tue'] = "Tue"; -$lang['cal_wed'] = "Wed"; -$lang['cal_thu'] = "Thu"; -$lang['cal_fri'] = "Fri"; -$lang['cal_sat'] = "Sat"; -$lang['cal_sunday'] = "Sunday"; -$lang['cal_monday'] = "Monday"; -$lang['cal_tuesday'] = "Tuesday"; -$lang['cal_wednesday'] = "Wednesday"; -$lang['cal_thursday'] = "Thursday"; -$lang['cal_friday'] = "Friday"; -$lang['cal_saturday'] = "Saturday"; -$lang['cal_jan'] = "Jan"; -$lang['cal_feb'] = "Feb"; -$lang['cal_mar'] = "Mar"; -$lang['cal_apr'] = "Apr"; -$lang['cal_may'] = "May"; -$lang['cal_jun'] = "Jun"; -$lang['cal_jul'] = "Jul"; -$lang['cal_aug'] = "Aug"; -$lang['cal_sep'] = "Sep"; -$lang['cal_oct'] = "Oct"; -$lang['cal_nov'] = "Nov"; -$lang['cal_dec'] = "Dec"; -$lang['cal_january'] = "January"; -$lang['cal_february'] = "February"; -$lang['cal_march'] = "March"; -$lang['cal_april'] = "April"; -$lang['cal_mayl'] = "May"; -$lang['cal_june'] = "June"; -$lang['cal_july'] = "July"; -$lang['cal_august'] = "August"; -$lang['cal_september'] = "September"; -$lang['cal_october'] = "October"; -$lang['cal_november'] = "November"; -$lang['cal_december'] = "December"; - +$lang['cal_su'] = 'Su'; +$lang['cal_mo'] = 'Mo'; +$lang['cal_tu'] = 'Tu'; +$lang['cal_we'] = 'We'; +$lang['cal_th'] = 'Th'; +$lang['cal_fr'] = 'Fr'; +$lang['cal_sa'] = 'Sa'; +$lang['cal_sun'] = 'Sun'; +$lang['cal_mon'] = 'Mon'; +$lang['cal_tue'] = 'Tue'; +$lang['cal_wed'] = 'Wed'; +$lang['cal_thu'] = 'Thu'; +$lang['cal_fri'] = 'Fri'; +$lang['cal_sat'] = 'Sat'; +$lang['cal_sunday'] = 'Sunday'; +$lang['cal_monday'] = 'Monday'; +$lang['cal_tuesday'] = 'Tuesday'; +$lang['cal_wednesday'] = 'Wednesday'; +$lang['cal_thursday'] = 'Thursday'; +$lang['cal_friday'] = 'Friday'; +$lang['cal_saturday'] = 'Saturday'; +$lang['cal_jan'] = 'Jan'; +$lang['cal_feb'] = 'Feb'; +$lang['cal_mar'] = 'Mar'; +$lang['cal_apr'] = 'Apr'; +$lang['cal_may'] = 'May'; +$lang['cal_jun'] = 'Jun'; +$lang['cal_jul'] = 'Jul'; +$lang['cal_aug'] = 'Aug'; +$lang['cal_sep'] = 'Sep'; +$lang['cal_oct'] = 'Oct'; +$lang['cal_nov'] = 'Nov'; +$lang['cal_dec'] = 'Dec'; +$lang['cal_january'] = 'January'; +$lang['cal_february'] = 'February'; +$lang['cal_march'] = 'March'; +$lang['cal_april'] = 'April'; +$lang['cal_mayl'] = 'May'; +$lang['cal_june'] = 'June'; +$lang['cal_july'] = 'July'; +$lang['cal_august'] = 'August'; +$lang['cal_september'] = 'September'; +$lang['cal_october'] = 'October'; +$lang['cal_november'] = 'November'; +$lang['cal_december'] = 'December'; /* End of file calendar_lang.php */ /* Location: ./system/language/english/calendar_lang.php */
\ No newline at end of file diff --git a/system/language/english/date_lang.php b/system/language/english/date_lang.php index 533563700..6683e4c69 100644 --- a/system/language/english/date_lang.php +++ b/system/language/english/date_lang.php @@ -5,9 +5,9 @@ * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -25,20 +25,20 @@ * @filesource */ -$lang['date_year'] = "Year"; -$lang['date_years'] = "Years"; -$lang['date_month'] = "Month"; -$lang['date_months'] = "Months"; -$lang['date_week'] = "Week"; -$lang['date_weeks'] = "Weeks"; -$lang['date_day'] = "Day"; -$lang['date_days'] = "Days"; -$lang['date_hour'] = "Hour"; -$lang['date_hours'] = "Hours"; -$lang['date_minute'] = "Minute"; -$lang['date_minutes'] = "Minutes"; -$lang['date_second'] = "Second"; -$lang['date_seconds'] = "Seconds"; +$lang['date_year'] = 'Year'; +$lang['date_years'] = 'Years'; +$lang['date_month'] = 'Month'; +$lang['date_months'] = 'Months'; +$lang['date_week'] = 'Week'; +$lang['date_weeks'] = 'Weeks'; +$lang['date_day'] = 'Day'; +$lang['date_days'] = 'Days'; +$lang['date_hour'] = 'Hour'; +$lang['date_hours'] = 'Hours'; +$lang['date_minute'] = 'Minute'; +$lang['date_minutes'] = 'Minutes'; +$lang['date_second'] = 'Second'; +$lang['date_seconds'] = 'Seconds'; $lang['UM12'] = '(UTC -12:00) Baker/Howland Island'; $lang['UM11'] = '(UTC -11:00) Niue'; @@ -81,6 +81,5 @@ $lang['UP1275'] = '(UTC +12:45) Chatham Islands Standard Time'; $lang['UP13'] = '(UTC +13:00) Samoa Time Zone, Phoenix Islands Time, Tonga'; $lang['UP14'] = '(UTC +14:00) Line Islands'; - /* End of file date_lang.php */ /* Location: ./system/language/english/date_lang.php */
\ No newline at end of file diff --git a/system/language/english/db_lang.php b/system/language/english/db_lang.php index a135d1aac..479cbb167 100644 --- a/system/language/english/db_lang.php +++ b/system/language/english/db_lang.php @@ -5,9 +5,9 @@ * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: diff --git a/system/language/english/email_lang.php b/system/language/english/email_lang.php index 23296a244..0de9aa27e 100644 --- a/system/language/english/email_lang.php +++ b/system/language/english/email_lang.php @@ -5,9 +5,9 @@ * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -25,25 +25,24 @@ * @filesource */ -$lang['email_must_be_array'] = "The email validation method must be passed an array."; -$lang['email_invalid_address'] = "Invalid email address: %s"; -$lang['email_attachment_missing'] = "Unable to locate the following email attachment: %s"; -$lang['email_attachment_unreadable'] = "Unable to open this attachment: %s"; -$lang['email_no_recipients'] = "You must include recipients: To, Cc, or Bcc"; -$lang['email_send_failure_phpmail'] = "Unable to send email using PHP mail(). Your server might not be configured to send mail using this method."; -$lang['email_send_failure_sendmail'] = "Unable to send email using PHP Sendmail. Your server might not be configured to send mail using this method."; -$lang['email_send_failure_smtp'] = "Unable to send email using PHP SMTP. Your server might not be configured to send mail using this method."; -$lang['email_sent'] = "Your message has been successfully sent using the following protocol: %s"; -$lang['email_no_socket'] = "Unable to open a socket to Sendmail. Please check settings."; -$lang['email_no_hostname'] = "You did not specify a SMTP hostname."; -$lang['email_smtp_error'] = "The following SMTP error was encountered: %s"; -$lang['email_no_smtp_unpw'] = "Error: You must assign a SMTP username and password."; -$lang['email_failed_smtp_login'] = "Failed to send AUTH LOGIN command. Error: %s"; -$lang['email_smtp_auth_un'] = "Failed to authenticate username. Error: %s"; -$lang['email_smtp_auth_pw'] = "Failed to authenticate password. Error: %s"; -$lang['email_smtp_data_failure'] = "Unable to send data: %s"; -$lang['email_exit_status'] = "Exit status code: %s"; - +$lang['email_must_be_array'] = 'The email validation method must be passed an array.'; +$lang['email_invalid_address'] = 'Invalid email address: %s'; +$lang['email_attachment_missing'] = 'Unable to locate the following email attachment: %s'; +$lang['email_attachment_unreadable'] = 'Unable to open this attachment: %s'; +$lang['email_no_recipients'] = 'You must include recipients: To, Cc, or Bcc'; +$lang['email_send_failure_phpmail'] = 'Unable to send email using PHP mail(). Your server might not be configured to send mail using this method.'; +$lang['email_send_failure_sendmail'] = 'Unable to send email using PHP Sendmail. Your server might not be configured to send mail using this method.'; +$lang['email_send_failure_smtp'] = 'Unable to send email using PHP SMTP. Your server might not be configured to send mail using this method.'; +$lang['email_sent'] = 'Your message has been successfully sent using the following protocol: %s'; +$lang['email_no_socket'] = 'Unable to open a socket to Sendmail. Please check settings.'; +$lang['email_no_hostname'] = 'You did not specify a SMTP hostname.'; +$lang['email_smtp_error'] = 'The following SMTP error was encountered: %s'; +$lang['email_no_smtp_unpw'] = 'Error: You must assign a SMTP username and password.'; +$lang['email_failed_smtp_login'] = 'Failed to send AUTH LOGIN command. Error: %s'; +$lang['email_smtp_auth_un'] = 'Failed to authenticate username. Error: %s'; +$lang['email_smtp_auth_pw'] = 'Failed to authenticate password. Error: %s'; +$lang['email_smtp_data_failure'] = 'Unable to send data: %s'; +$lang['email_exit_status'] = 'Exit status code: %s'; /* End of file email_lang.php */ /* Location: ./system/language/english/email_lang.php */
\ No newline at end of file diff --git a/system/language/english/form_validation_lang.php b/system/language/english/form_validation_lang.php index 6cf0b46f4..cf1b3b503 100644 --- a/system/language/english/form_validation_lang.php +++ b/system/language/english/form_validation_lang.php @@ -5,9 +5,9 @@ * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -25,32 +25,31 @@ * @filesource */ -$lang['required'] = "The %s field is required."; -$lang['isset'] = "The %s field must have a value."; -$lang['valid_email'] = "The %s field must contain a valid email address."; -$lang['valid_emails'] = "The %s field must contain all valid email addresses."; -$lang['valid_url'] = "The %s field must contain a valid URL."; -$lang['valid_ip'] = "The %s field must contain a valid IP."; -$lang['min_length'] = "The %s field must be at least %s characters in length."; -$lang['max_length'] = "The %s field cannot exceed %s characters in length."; -$lang['exact_length'] = "The %s field must be exactly %s characters in length."; -$lang['alpha'] = "The %s field may only contain alphabetical characters."; -$lang['alpha_numeric'] = "The %s field may only contain alpha-numeric characters."; -$lang['alpha_dash'] = "The %s field may only contain alpha-numeric characters, underscores, and dashes."; -$lang['numeric'] = "The %s field must contain only numbers."; -$lang['is_numeric'] = "The %s field must contain only numeric characters."; -$lang['integer'] = "The %s field must contain an integer."; -$lang['regex_match'] = "The %s field is not in the correct format."; -$lang['matches'] = "The %s field does not match the %s field."; -$lang['is_unique'] = "The %s field must contain a unique value."; -$lang['is_natural'] = "The %s field must contain only positive numbers."; -$lang['is_natural_no_zero'] = "The %s field must contain a number greater than zero."; -$lang['decimal'] = "The %s field must contain a decimal number."; -$lang['less_than'] = "The %s field must contain a number less than %s."; -$lang['less_than_equal_to'] = "The %s field must contain a number less than or equal to %s."; -$lang['greater_than'] = "The %s field must contain a number greater than %s."; -$lang['greater_than_equal_to'] = "The %s field must contain a number greater than or equal to %s."; - +$lang['required'] = 'The %s field is required.'; +$lang['isset'] = 'The %s field must have a value.'; +$lang['valid_email'] = 'The %s field must contain a valid email address.'; +$lang['valid_emails'] = 'The %s field must contain all valid email addresses.'; +$lang['valid_url'] = 'The %s field must contain a valid URL.'; +$lang['valid_ip'] = 'The %s field must contain a valid IP.'; +$lang['min_length'] = 'The %s field must be at least %s characters in length.'; +$lang['max_length'] = 'The %s field cannot exceed %s characters in length.'; +$lang['exact_length'] = 'The %s field must be exactly %s characters in length.'; +$lang['alpha'] = 'The %s field may only contain alphabetical characters.'; +$lang['alpha_numeric'] = 'The %s field may only contain alpha-numeric characters.'; +$lang['alpha_dash'] = 'The %s field may only contain alpha-numeric characters, underscores, and dashes.'; +$lang['numeric'] = 'The %s field must contain only numbers.'; +$lang['is_numeric'] = 'The %s field must contain only numeric characters.'; +$lang['integer'] = 'The %s field must contain an integer.'; +$lang['regex_match'] = 'The %s field is not in the correct format.'; +$lang['matches'] = 'The %s field does not match the %s field.'; +$lang['is_unique'] = 'The %s field must contain a unique value.'; +$lang['is_natural'] = 'The %s field must only contain digits.'; +$lang['is_natural_no_zero'] = 'The %s field must only contain digits and must be greater than zero.'; +$lang['decimal'] = 'The %s field must contain a decimal number.'; +$lang['less_than'] = 'The %s field must contain a number less than %s.'; +$lang['less_than_equal_to'] = 'The %s field must contain a number less than or equal to %s.'; +$lang['greater_than'] = 'The %s field must contain a number greater than %s.'; +$lang['greater_than_equal_to'] = 'The %s field must contain a number greater than or equal to %s.'; /* End of file form_validation_lang.php */ -/* Location: ./system/language/english/form_validation_lang.php */ +/* Location: ./system/language/english/form_validation_lang.php */
\ No newline at end of file diff --git a/system/language/english/ftp_lang.php b/system/language/english/ftp_lang.php index 4e39e43bf..24923c8d8 100644 --- a/system/language/english/ftp_lang.php +++ b/system/language/english/ftp_lang.php @@ -5,9 +5,9 @@ * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -25,19 +25,18 @@ * @filesource */ -$lang['ftp_no_connection'] = "Unable to locate a valid connection ID. Please make sure you are connected before peforming any file routines."; -$lang['ftp_unable_to_connect'] = "Unable to connect to your FTP server using the supplied hostname."; -$lang['ftp_unable_to_login'] = "Unable to login to your FTP server. Please check your username and password."; -$lang['ftp_unable_to_makdir'] = "Unable to create the directory you have specified."; -$lang['ftp_unable_to_changedir'] = "Unable to change directories."; -$lang['ftp_unable_to_chmod'] = "Unable to set file permissions. Please check your path. Note: This feature is only available in PHP 5 or higher."; -$lang['ftp_unable_to_upload'] = "Unable to upload the specified file. Please check your path."; -$lang['ftp_unable_to_download'] = "Unable to download the specified file. Please check your path."; -$lang['ftp_no_source_file'] = "Unable to locate the source file. Please check your path."; -$lang['ftp_unable_to_rename'] = "Unable to rename the file."; -$lang['ftp_unable_to_delete'] = "Unable to delete the file."; -$lang['ftp_unable_to_move'] = "Unable to move the file. Please make sure the destination directory exists."; - +$lang['ftp_no_connection'] = 'Unable to locate a valid connection ID. Please make sure you are connected before peforming any file routines.'; +$lang['ftp_unable_to_connect'] = 'Unable to connect to your FTP server using the supplied hostname.'; +$lang['ftp_unable_to_login'] = 'Unable to login to your FTP server. Please check your username and password.'; +$lang['ftp_unable_to_makdir'] = 'Unable to create the directory you have specified.'; +$lang['ftp_unable_to_changedir'] = 'Unable to change directories.'; +$lang['ftp_unable_to_chmod'] = 'Unable to set file permissions. Please check your path. Note: This feature is only available in PHP 5 or higher.'; +$lang['ftp_unable_to_upload'] = 'Unable to upload the specified file. Please check your path.'; +$lang['ftp_unable_to_download'] = 'Unable to download the specified file. Please check your path.'; +$lang['ftp_no_source_file'] = 'Unable to locate the source file. Please check your path.'; +$lang['ftp_unable_to_rename'] = 'Unable to rename the file.'; +$lang['ftp_unable_to_delete'] = 'Unable to delete the file.'; +$lang['ftp_unable_to_move'] = 'Unable to move the file. Please make sure the destination directory exists.'; /* End of file ftp_lang.php */ /* Location: ./system/language/english/ftp_lang.php */
\ No newline at end of file diff --git a/system/language/english/imglib_lang.php b/system/language/english/imglib_lang.php index 67ca94277..d755437f2 100644 --- a/system/language/english/imglib_lang.php +++ b/system/language/english/imglib_lang.php @@ -5,9 +5,9 @@ * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -25,25 +25,24 @@ * @filesource */ -$lang['imglib_source_image_required'] = "You must specify a source image in your preferences."; -$lang['imglib_gd_required'] = "The GD image library is required for this feature."; -$lang['imglib_gd_required_for_props'] = "Your server must support the GD image library in order to determine the image properties."; -$lang['imglib_unsupported_imagecreate'] = "Your server does not support the GD function required to process this type of image."; -$lang['imglib_gif_not_supported'] = "GIF images are often not supported due to licensing restrictions. You may have to use JPG or PNG images instead."; -$lang['imglib_jpg_not_supported'] = "JPG images are not supported."; -$lang['imglib_png_not_supported'] = "PNG images are not supported."; -$lang['imglib_jpg_or_png_required'] = "The image resize protocol specified in your preferences only works with JPEG or PNG image types."; -$lang['imglib_copy_error'] = "An error was encountered while attempting to replace the file. Please make sure your file directory is writable."; -$lang['imglib_rotate_unsupported'] = "Image rotation does not appear to be supported by your server."; -$lang['imglib_libpath_invalid'] = "The path to your image library is not correct. Please set the correct path in your image preferences."; -$lang['imglib_image_process_failed'] = "Image processing failed. Please verify that your server supports the chosen protocol and that the path to your image library is correct."; -$lang['imglib_rotation_angle_required'] = "An angle of rotation is required to rotate the image."; -$lang['imglib_writing_failed_gif'] = "GIF image."; -$lang['imglib_invalid_path'] = "The path to the image is not correct."; -$lang['imglib_copy_failed'] = "The image copy routine failed."; -$lang['imglib_missing_font'] = "Unable to find a font to use."; -$lang['imglib_save_failed'] = "Unable to save the image. Please make sure the image and file directory are writable."; - +$lang['imglib_source_image_required'] = 'You must specify a source image in your preferences.'; +$lang['imglib_gd_required'] = 'The GD image library is required for this feature.'; +$lang['imglib_gd_required_for_props'] = 'Your server must support the GD image library in order to determine the image properties.'; +$lang['imglib_unsupported_imagecreate'] = 'Your server does not support the GD function required to process this type of image.'; +$lang['imglib_gif_not_supported'] = 'GIF images are often not supported due to licensing restrictions. You may have to use JPG or PNG images instead.'; +$lang['imglib_jpg_not_supported'] = 'JPG images are not supported.'; +$lang['imglib_png_not_supported'] = 'PNG images are not supported.'; +$lang['imglib_jpg_or_png_required'] = 'The image resize protocol specified in your preferences only works with JPEG or PNG image types.'; +$lang['imglib_copy_error'] = 'An error was encountered while attempting to replace the file. Please make sure your file directory is writable.'; +$lang['imglib_rotate_unsupported'] = 'Image rotation does not appear to be supported by your server.'; +$lang['imglib_libpath_invalid'] = 'The path to your image library is not correct. Please set the correct path in your image preferences.'; +$lang['imglib_image_process_failed'] = 'Image processing failed. Please verify that your server supports the chosen protocol and that the path to your image library is correct.'; +$lang['imglib_rotation_angle_required'] = 'An angle of rotation is required to rotate the image.'; +$lang['imglib_writing_failed_gif'] = 'GIF image.'; +$lang['imglib_invalid_path'] = 'The path to the image is not correct.'; +$lang['imglib_copy_failed'] = 'The image copy routine failed.'; +$lang['imglib_missing_font'] = 'Unable to find a font to use.'; +$lang['imglib_save_failed'] = 'Unable to save the image. Please make sure the image and file directory are writable.'; /* End of file imglib_lang.php */ /* Location: ./system/language/english/imglib_lang.php */
\ No newline at end of file diff --git a/system/language/english/migration_lang.php b/system/language/english/migration_lang.php index 2085cee2a..5753c00bf 100644 --- a/system/language/english/migration_lang.php +++ b/system/language/english/migration_lang.php @@ -5,9 +5,9 @@ * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -25,13 +25,13 @@ * @filesource */ -$lang['migration_none_found'] = "No migrations were found."; -$lang['migration_not_found'] = "This migration could not be found."; -$lang['migration_multiple_version'] = "This are multiple migrations with the same version number: %d."; -$lang['migration_class_doesnt_exist'] = "The migration class \"%s\" could not be found."; -$lang['migration_missing_up_method'] = "The migration class \"%s\" is missing an 'up' method."; -$lang['migration_missing_down_method'] = "The migration class \"%s\" is missing a 'down' method."; -$lang['migration_invalid_filename'] = "Migration \"%s\" has an invalid filename."; +$lang['migration_none_found'] = 'No migrations were found.'; +$lang['migration_not_found'] = 'No migration could be found with the version number: %d.'; +$lang['migration_multiple_version'] = 'There are multiple migrations with the same version number: %d.'; +$lang['migration_class_doesnt_exist'] = 'The migration class "%s" could not be found.'; +$lang['migration_missing_up_method'] = 'The migration class "%s" is missing an "up" method.'; +$lang['migration_missing_down_method'] = 'The migration class "%s" is missing a "down" method.'; +$lang['migration_invalid_filename'] = 'Migration "%s" has an invalid filename.'; /* End of file migration_lang.php */ diff --git a/system/language/english/number_lang.php b/system/language/english/number_lang.php index 0c19ec614..429c64738 100644 --- a/system/language/english/number_lang.php +++ b/system/language/english/number_lang.php @@ -5,9 +5,9 @@ * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -25,11 +25,11 @@ * @filesource */ -$lang['terabyte_abbr'] = "TB"; -$lang['gigabyte_abbr'] = "GB"; -$lang['megabyte_abbr'] = "MB"; -$lang['kilobyte_abbr'] = "KB"; -$lang['bytes'] = "Bytes"; +$lang['terabyte_abbr'] = 'TB'; +$lang['gigabyte_abbr'] = 'GB'; +$lang['megabyte_abbr'] = 'MB'; +$lang['kilobyte_abbr'] = 'KB'; +$lang['bytes'] = 'Bytes'; /* End of file number_lang.php */ /* Location: ./system/language/english/number_lang.php */
\ No newline at end of file diff --git a/system/language/english/profiler_lang.php b/system/language/english/profiler_lang.php index 11d791272..112527faa 100644 --- a/system/language/english/profiler_lang.php +++ b/system/language/english/profiler_lang.php @@ -5,9 +5,9 @@ * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: diff --git a/system/language/english/unit_test_lang.php b/system/language/english/unit_test_lang.php index 3a8e14403..146ec25b4 100644 --- a/system/language/english/unit_test_lang.php +++ b/system/language/english/unit_test_lang.php @@ -5,9 +5,9 @@ * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -45,6 +45,5 @@ $lang['ut_resource'] = 'Resource'; $lang['ut_null'] = 'Null'; $lang['ut_notes'] = 'Notes'; - /* End of file unit_test_lang.php */ /* Location: ./system/language/english/unit_test_lang.php */
\ No newline at end of file diff --git a/system/language/english/upload_lang.php b/system/language/english/upload_lang.php index 4fa8394ec..d70e7f20f 100644 --- a/system/language/english/upload_lang.php +++ b/system/language/english/upload_lang.php @@ -5,9 +5,9 @@ * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -25,23 +25,22 @@ * @filesource */ -$lang['upload_userfile_not_set'] = "Unable to find a post variable called userfile."; -$lang['upload_file_exceeds_limit'] = "The uploaded file exceeds the maximum allowed size in your PHP configuration file."; -$lang['upload_file_exceeds_form_limit'] = "The uploaded file exceeds the maximum size allowed by the submission form."; -$lang['upload_file_partial'] = "The file was only partially uploaded."; -$lang['upload_no_temp_directory'] = "The temporary folder is missing."; -$lang['upload_unable_to_write_file'] = "The file could not be written to disk."; -$lang['upload_stopped_by_extension'] = "The file upload was stopped by extension."; -$lang['upload_no_file_selected'] = "You did not select a file to upload."; -$lang['upload_invalid_filetype'] = "The filetype you are attempting to upload is not allowed."; -$lang['upload_invalid_filesize'] = "The file you are attempting to upload is larger than the permitted size."; -$lang['upload_invalid_dimensions'] = "The image you are attempting to upload exceeds the maximum height or width."; -$lang['upload_destination_error'] = "A problem was encountered while attempting to move the uploaded file to the final destination."; -$lang['upload_no_filepath'] = "The upload path does not appear to be valid."; -$lang['upload_no_file_types'] = "You have not specified any allowed file types."; -$lang['upload_bad_filename'] = "The file name you submitted already exists on the server."; -$lang['upload_not_writable'] = "The upload destination folder does not appear to be writable."; - +$lang['upload_userfile_not_set'] = 'Unable to find a post variable called userfile.'; +$lang['upload_file_exceeds_limit'] = 'The uploaded file exceeds the maximum allowed size in your PHP configuration file.'; +$lang['upload_file_exceeds_form_limit'] = 'The uploaded file exceeds the maximum size allowed by the submission form.'; +$lang['upload_file_partial'] = 'The file was only partially uploaded.'; +$lang['upload_no_temp_directory'] = 'The temporary folder is missing.'; +$lang['upload_unable_to_write_file'] = 'The file could not be written to disk.'; +$lang['upload_stopped_by_extension'] = 'The file upload was stopped by extension.'; +$lang['upload_no_file_selected'] = 'You did not select a file to upload.'; +$lang['upload_invalid_filetype'] = 'The filetype you are attempting to upload is not allowed.'; +$lang['upload_invalid_filesize'] = 'The file you are attempting to upload is larger than the permitted size.'; +$lang['upload_invalid_dimensions'] = 'The image you are attempting to upload exceeds the maximum height or width.'; +$lang['upload_destination_error'] = 'A problem was encountered while attempting to move the uploaded file to the final destination.'; +$lang['upload_no_filepath'] = 'The upload path does not appear to be valid.'; +$lang['upload_no_file_types'] = 'You have not specified any allowed file types.'; +$lang['upload_bad_filename'] = 'The file name you submitted already exists on the server.'; +$lang['upload_not_writable'] = 'The upload destination folder does not appear to be writable.'; /* End of file upload_lang.php */ /* Location: ./system/language/english/upload_lang.php */
\ No newline at end of file diff --git a/system/libraries/Cache/Cache.php b/system/libraries/Cache/Cache.php index ba732ee8e..4395cf411 100644 --- a/system/libraries/Cache/Cache.php +++ b/system/libraries/Cache/Cache.php @@ -41,11 +41,12 @@ class CI_Cache extends CI_Driver_Library { * * @var array */ - protected $valid_drivers = array( + protected $valid_drivers = array( 'cache_apc', + 'cache_dummy', 'cache_file', 'cache_memcached', - 'cache_dummy', + 'cache_redis', 'cache_wincache' ); @@ -68,7 +69,7 @@ class CI_Cache extends CI_Driver_Library { * * @param string */ - protected $_backup_driver; + protected $_backup_driver = 'dummy'; /** * Constructor @@ -102,6 +103,22 @@ class CI_Cache extends CI_Driver_Library { $this->_backup_driver = $config['backup']; } } + + // If the specified adapter isn't available, check the backup. + if ( ! $this->is_supported($this->_adapter)) + { + if ( ! $this->is_supported($this->_backup_driver)) + { + // Backup isn't supported either. Default to 'Dummy' driver. + log_message('error', 'Cache adapter "'.$this->_adapter.'" and backup "'.$this->_backup_driver.'" are both unavailable. Cache is now using "Dummy" adapter.'); + $this->_adapter = 'dummy'; + } + else + { + // Backup is supported. Set it to primary. + $this->_adapter = $this->_backup_driver; + } + } } // ------------------------------------------------------------------------ @@ -206,26 +223,6 @@ class CI_Cache extends CI_Driver_Library { return $support[$driver]; } - // ------------------------------------------------------------------------ - - /** - * __get() - * - * @param child - * @return object - */ - public function __get($child) - { - $obj = parent::__get($child); - - if ( ! $this->is_supported($child)) - { - $this->_adapter = $this->_backup_driver; - } - - return $obj; - } - } /* End of file Cache.php */ diff --git a/system/libraries/Cache/drivers/Cache_file.php b/system/libraries/Cache/drivers/Cache_file.php index f0eb8bdf7..37d77c268 100644 --- a/system/libraries/Cache/drivers/Cache_file.php +++ b/system/libraries/Cache/drivers/Cache_file.php @@ -26,7 +26,7 @@ */ /** - * CodeIgniter Memcached Caching Class + * CodeIgniter File Caching Class * * @package CodeIgniter * @subpackage Libraries @@ -53,7 +53,7 @@ class CI_Cache_file extends CI_Driver { $CI =& get_instance(); $CI->load->helper('file'); $path = $CI->config->item('cache_path'); - $this->_cache_path = ($path == '') ? APPPATH.'cache/' : $path; + $this->_cache_path = ($path === '') ? APPPATH.'cache/' : $path; } // ------------------------------------------------------------------------ @@ -71,9 +71,9 @@ class CI_Cache_file extends CI_Driver { return FALSE; } - $data = unserialize(read_file($this->_cache_path.$id)); + $data = unserialize(file_get_contents($this->_cache_path.$id)); - if (time() > $data['time'] + $data['ttl']) + if ($data['ttl'] > 0 && time() > $data['time'] + $data['ttl']) { unlink($this->_cache_path.$id); return FALSE; @@ -165,19 +165,19 @@ class CI_Cache_file extends CI_Driver { return FALSE; } - $data = unserialize(read_file($this->_cache_path.$id)); + $data = unserialize(file_get_contents($this->_cache_path.$id)); if (is_array($data)) { $mtime = filemtime($this->_cache_path.$id); - if ( ! isset($data['data']['ttl'])) + if ( ! isset($data['ttl'])) { return FALSE; } return array( - 'expire' => $mtime + $data['data']['ttl'], + 'expire' => $mtime + $data['ttl'], 'mtime' => $mtime ); } diff --git a/system/libraries/Cache/drivers/Cache_memcached.php b/system/libraries/Cache/drivers/Cache_memcached.php index 1df149c2d..bf90f6197 100644 --- a/system/libraries/Cache/drivers/Cache_memcached.php +++ b/system/libraries/Cache/drivers/Cache_memcached.php @@ -212,7 +212,7 @@ class CI_Cache_memcached extends CI_Driver { $cache_server['weight'] = $this->_memcache_conf['default']['default_weight']; } - if (get_class($this->_memcached) == 'Memcache') + if (get_class($this->_memcached) === 'Memcache') { // Third parameter is persistance and defaults to TRUE. $this->_memcached->addServer( diff --git a/system/libraries/Cache/drivers/Cache_redis.php b/system/libraries/Cache/drivers/Cache_redis.php new file mode 100644 index 000000000..e4a26b5f0 --- /dev/null +++ b/system/libraries/Cache/drivers/Cache_redis.php @@ -0,0 +1,236 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * Licensed under the Open Software License version 3.0 + * + * This source file is subject to the Open Software License (OSL 3.0) that is + * bundled with this package in the files license.txt / license.rst. It is + * also available through the world wide web at this URL: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. + * + * @package CodeIgniter + * @author EllisLab Dev Team + * @copyright Copyright (c) 2006 - 2012 EllisLab, Inc. + * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) + * @link http://codeigniter.com + * @since Version 3.0 + * @filesource + */ + +/** + * CodeIgniter Redis Caching Class + * + * @package CodeIgniter + * @subpackage Libraries + * @category Core + * @author Anton Lindqvist <anton@qvister.se> + * @link + */ +class CI_Cache_redis extends CI_Driver +{ + /** + * Default config + * + * @static + * @var array + */ + protected static $_default_config = array( + 'host' => '127.0.0.1', + 'password' => NULL, + 'port' => 6379, + 'timeout' => 0 + ); + + /** + * Redis connection + * + * @var Redis + */ + protected $_redis; + + // ------------------------------------------------------------------------ + + /** + * Get cache + * + * @param string Cache key identifier + * @return mixed + */ + public function get($key) + { + return $this->_redis->get($key); + } + + // ------------------------------------------------------------------------ + + /** + * Save cache + * + * @param string Cache key identifier + * @param mixed Data to save + * @param int Time to live + * @return bool + */ + public function save($key, $value, $ttl = NULL) + { + return ($ttl) + ? $this->_redis->setex($key, $ttl, $value) + : $this->_redis->set($key, $value); + } + + // ------------------------------------------------------------------------ + + /** + * Delete from cache + * + * @param string Cache key + * @return bool + */ + public function delete($key) + { + return ($this->_redis->delete($key) === 1); + } + + // ------------------------------------------------------------------------ + + /** + * Clean cache + * + * @return bool + * @see Redis::flushDB() + */ + public function clean() + { + return $this->_redis->flushDB(); + } + + // ------------------------------------------------------------------------ + + /** + * Get cache driver info + * + * @param string Not supported in Redis. + * Only included in order to offer a + * consistent cache API. + * @return array + * @see Redis::info() + */ + public function cache_info($type = NULL) + { + return $this->_redis->info(); + } + + // ------------------------------------------------------------------------ + + /** + * Get cache metadata + * + * @param string Cache key + * @return array + */ + public function get_metadata($key) + { + $value = $this->get($key); + + if ($value) + { + return array( + 'expire' => time() + $this->_redis->ttl($key), + 'data' => $value + ); + } + + return FALSE; + } + + // ------------------------------------------------------------------------ + + /** + * Check if Redis driver is supported + * + * @return bool + */ + public function is_supported() + { + if (extension_loaded('redis')) + { + $this->_setup_redis(); + return TRUE; + } + else + { + log_message('error', 'The Redis extension must be loaded to use Redis cache.'); + return FALSE; + } + } + + // ------------------------------------------------------------------------ + + /** + * Setup Redis config and connection + * + * Loads Redis config file if present. Will halt execution + * if a Redis connection can't be established. + * + * @return bool + * @see Redis::connect() + */ + protected function _setup_redis() + { + $config = array(); + $CI =& get_instance(); + + if ($CI->config->load('redis', TRUE, TRUE)) + { + $config += $CI->config->item('redis'); + } + + $config = array_merge(self::$_default_config, $config); + + $this->_redis = new Redis(); + + try + { + $this->_redis->connect($config['host'], $config['port'], $config['timeout']); + } + catch (RedisException $e) + { + show_error('Redis connection refused. ' . $e->getMessage()); + } + + if (isset($config['password'])) + { + $this->_redis->auth($config['password']); + } + } + + // ------------------------------------------------------------------------ + + /** + + * Class destructor + * + * Closes the connection to Redis if present. + * + * @return void + */ + public function __destruct() + { + if ($this->_redis) + { + $this->_redis->close(); + } + } + +} + +/* End of file Cache_redis.php */ +/* Location: ./system/libraries/Cache/drivers/Cache_redis.php */
\ No newline at end of file diff --git a/system/libraries/Cache/drivers/Cache_wincache.php b/system/libraries/Cache/drivers/Cache_wincache.php index 74048d564..89e9f77c8 100644 --- a/system/libraries/Cache/drivers/Cache_wincache.php +++ b/system/libraries/Cache/drivers/Cache_wincache.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * diff --git a/system/libraries/Calendar.php b/system/libraries/Calendar.php index 92f372b20..a49f171b9 100644 --- a/system/libraries/Calendar.php +++ b/system/libraries/Calendar.php @@ -155,7 +155,7 @@ class CI_Calendar { public function generate($year = '', $month = '', $data = array()) { // Set and validate the supplied month/year - if ($year == '') + if (empty($year)) { $year = date('Y', $this->local_time); } @@ -168,7 +168,7 @@ class CI_Calendar { $year = '20'.$year; } - if ($month == '') + if (empty($month)) { $month = date('m', $this->local_time); } @@ -214,7 +214,7 @@ class CI_Calendar { $out = $this->temp['table_open']."\n\n".$this->temp['heading_row_start']."\n"; // "previous" month link - if ($this->show_next_prev == TRUE) + if ($this->show_next_prev === TRUE) { // Add a trailing slash to the URL if needed $this->next_prev_url = preg_replace('/(.+?)\/*$/', '\\1/', $this->next_prev_url); @@ -224,7 +224,7 @@ class CI_Calendar { } // Heading containing the month/year - $colspan = ($this->show_next_prev == TRUE) ? 5 : 7; + $colspan = ($this->show_next_prev === TRUE) ? 5 : 7; $this->temp['heading_title_cell'] = str_replace('{colspan}', $colspan, str_replace('{heading}', $this->get_month_name($month).' '.$year, $this->temp['heading_title_cell'])); @@ -232,7 +232,7 @@ class CI_Calendar { $out .= $this->temp['heading_title_cell']."\n"; // "next" month link - if ($this->show_next_prev == TRUE) + if ($this->show_next_prev === TRUE) { $adjusted_date = $this->adjust_date($month + 1, $year); $out .= str_replace('{next_url}', $this->next_prev_url.$adjusted_date['year'].'/'.$adjusted_date['month'], $this->temp['heading_next_cell']); @@ -306,7 +306,7 @@ class CI_Calendar { */ public function get_month_name($month) { - if ($this->month_type == 'short') + if ($this->month_type === 'short') { $month_names = array('01' => 'cal_jan', '02' => 'cal_feb', '03' => 'cal_mar', '04' => 'cal_apr', '05' => 'cal_may', '06' => 'cal_jun', '07' => 'cal_jul', '08' => 'cal_aug', '09' => 'cal_sep', '10' => 'cal_oct', '11' => 'cal_nov', '12' => 'cal_dec'); } @@ -333,7 +333,7 @@ class CI_Calendar { */ public function get_day_names($day_type = '') { - if ($day_type != '') + if ($day_type !== '') { $this->day_type = $day_type; } @@ -421,7 +421,7 @@ class CI_Calendar { // Is the year a leap year? if ($month == 2) { - if ($year % 400 == 0 OR ($year % 4 == 0 && $year % 100 != 0)) + if ($year % 400 === 0 OR ($year % 4 === 0 && $year % 100 !== 0)) { return 29; } @@ -480,7 +480,7 @@ class CI_Calendar { { $this->temp = $this->default_template(); - if ($this->template == '') + if ($this->template === '') { return; } diff --git a/system/libraries/Cart.php b/system/libraries/Cart.php index b73ed5128..c442f88da 100644 --- a/system/libraries/Cart.php +++ b/system/libraries/Cart.php @@ -245,7 +245,7 @@ class CI_Cart { // This becomes the unique "row ID" if (isset($items['options']) && count($items['options']) > 0) { - $rowid = md5($items['id'].implode('', $items['options'])); + $rowid = md5($items['id'].serialize($items['options'])); } else { @@ -520,7 +520,7 @@ class CI_Cart { */ public function format_number($n = '') { - return ($n == '') ? '' : number_format( (float) $n, 2, '.', ','); + return ($n === '') ? '' : number_format( (float) $n, 2, '.', ','); } // -------------------------------------------------------------------- diff --git a/system/libraries/Driver.php b/system/libraries/Driver.php index c79698c7b..1d084c8e4 100644 --- a/system/libraries/Driver.php +++ b/system/libraries/Driver.php @@ -51,16 +51,32 @@ class CI_Driver_Library { * * @var string */ - protected static $lib_name; + protected $lib_name; /** + * Get magic method + * * The first time a child is used it won't exist, so we instantiate it * subsequents calls will go straight to the proper child. * - * @param mixed $child - * @return mixed + * @param string Child class name + * @return object Child class */ public function __get($child) + { + // Try to load the driver + return $this->load_driver($child); + } + + /** + * Load driver + * + * Separate load_driver call to support explicit driver load by library or user + * + * @param string Child class name + * @return object Child class + */ + public function load_driver($child) { if ( ! isset($this->lib_name)) { @@ -268,4 +284,4 @@ class CI_Driver { } /* End of file Driver.php */ -/* Location: ./system/libraries/Driver.php */
\ No newline at end of file +/* Location: ./system/libraries/Driver.php */ diff --git a/system/libraries/Email.php b/system/libraries/Email.php index 56d60c802..4776df498 100644 --- a/system/libraries/Email.php +++ b/system/libraries/Email.php @@ -104,7 +104,7 @@ class CI_Email { } else { - $this->_smtp_auth = ! ($this->smtp_user == '' && $this->smtp_pass == ''); + $this->_smtp_auth = ! ($this->smtp_user === '' && $this->smtp_pass === ''); $this->_safe_mode = (bool) @ini_get('safe_mode'); } @@ -139,7 +139,7 @@ class CI_Email { } $this->clear(); - $this->_smtp_auth = ! ($this->smtp_user == '' && $this->smtp_pass == ''); + $this->_smtp_auth = ! ($this->smtp_user === '' && $this->smtp_pass === ''); $this->_safe_mode = (bool) @ini_get('safe_mode'); return $this; @@ -166,8 +166,8 @@ class CI_Email { $this->_headers = array(); $this->_debug_msg = array(); - $this->_set_header('User-Agent', $this->useragent); - $this->_set_header('Date', $this->_set_date()); + $this->set_header('User-Agent', $this->useragent); + $this->set_header('Date', $this->_set_date()); if ($clear_attachments !== FALSE) { @@ -188,7 +188,7 @@ class CI_Email { * @param string * @return object */ - public function from($from, $name = '') + public function from($from, $name = '', $return_path = '') { if (preg_match('/\<(.*)\>/', $from, $match)) { @@ -198,10 +198,14 @@ class CI_Email { if ($this->validate) { $this->validate_email($this->_str_to_array($from)); + if ($return_path) + { + $this->validate_email($this->_str_to_array($return_path)); + } } // prepare the display name - if ($name != '') + if ($name !== '') { // only use Q encoding if there are characters that would require it if ( ! preg_match('/[\200-\377]/', $name)) @@ -215,8 +219,13 @@ class CI_Email { } } - $this->_set_header('From', $name.' <'.$from.'>'); - $this->_set_header('Return-Path', '<'.$from.'>'); + $this->set_header('From', $name.' <'.$from.'>'); + + if( ! $return_path) + { + $return_path = $from; + } + $this->set_header('Return-Path', '<'.$return_path.'>'); return $this; } @@ -242,17 +251,17 @@ class CI_Email { $this->validate_email($this->_str_to_array($replyto)); } - if ($name == '') + if ($name === '') { $name = $replyto; } - if (strncmp($name, '"', 1) !== 0) + if (strpos($name, '"') !== 0) { $name = '"'.$name.'"'; } - $this->_set_header('Reply-To', $name.' <'.$replyto.'>'); + $this->set_header('Reply-To', $name.' <'.$replyto.'>'); $this->_replyto_flag = TRUE; return $this; @@ -278,7 +287,7 @@ class CI_Email { if ($this->_get_protocol() !== 'mail') { - $this->_set_header('To', implode(', ', $to)); + $this->set_header('To', implode(', ', $to)); } switch ($this->_get_protocol()) @@ -312,7 +321,7 @@ class CI_Email { $this->validate_email($cc); } - $this->_set_header('Cc', implode(', ', $cc)); + $this->set_header('Cc', implode(', ', $cc)); if ($this->_get_protocol() === 'smtp') { @@ -333,7 +342,7 @@ class CI_Email { */ public function bcc($bcc, $limit = '') { - if ($limit != '' && is_numeric($limit)) + if ($limit !== '' && is_numeric($limit)) { $this->bcc_batch_mode = TRUE; $this->bcc_batch_size = $limit; @@ -352,7 +361,7 @@ class CI_Email { } else { - $this->_set_header('Bcc', implode(', ', $bcc)); + $this->set_header('Bcc', implode(', ', $bcc)); } return $this; @@ -369,7 +378,7 @@ class CI_Email { public function subject($subject) { $subject = $this->_prep_q_encoding($subject); - $this->_set_header('Subject', $subject); + $this->set_header('Subject', $subject); return $this; } @@ -424,7 +433,7 @@ class CI_Email { * @param string * @return void */ - protected function _set_header($header, $value) + public function set_header($header, $value) { $this->_headers[$header] = $value; } @@ -586,7 +595,7 @@ class CI_Email { $this->protocol = strtolower($this->protocol); in_array($this->protocol, $this->_protocols, TRUE) OR $this->protocol = 'mail'; - if ($return == TRUE) + if ($return === TRUE) { return $this->protocol; } @@ -606,13 +615,13 @@ class CI_Email { foreach ($this->_base_charsets as $charset) { - if (strncmp($charset, $this->charset, strlen($charset)) === 0) + if (strpos($charset, $this->charset) === 0) { $this->_encoding = '7bit'; } } - if ($return == TRUE) + if ($return === TRUE) { return $this->_encoding; } @@ -629,7 +638,7 @@ class CI_Email { { if ($this->mailtype === 'html') { - return (count($this->_attach_name) == 0) ? 'html' : 'html-attach'; + return (count($this->_attach_name) === 0) ? 'html' : 'html-attach'; } elseif ($this->mailtype === 'text' && count($this->_attach_name) > 0) { @@ -651,7 +660,7 @@ class CI_Email { protected function _set_date() { $timezone = date('Z'); - $operator = (strncmp($timezone, '-', 1) === 0) ? '-' : '+'; + $operator = ($timezone[0] === '-') ? '-' : '+'; $timezone = abs($timezone); $timezone = floor($timezone/3600) * 100 + ($timezone % 3600) / 60; @@ -706,9 +715,9 @@ class CI_Email { * @param string * @return bool */ - public function valid_email($address) + public function valid_email($email) { - return (bool) preg_match('/^([a-z0-9\+_\-]+)(\.[a-z0-9\+_\-]+)*@([a-z0-9\-]+\.)+[a-z]{2,6}$/ix', $address); + return (bool) filter_var($email, FILTER_VALIDATE_EMAIL); } // -------------------------------------------------------------------- @@ -750,7 +759,7 @@ class CI_Email { */ protected function _get_alt_message() { - if ($this->alt_message != '') + if ($this->alt_message !== '') { return $this->word_wrap($this->alt_message, '76'); } @@ -778,9 +787,9 @@ class CI_Email { public function word_wrap($str, $charlim = '') { // Se the character limit - if ($charlim == '') + if ($charlim === '') { - $charlim = ($this->wrapchars == '') ? 76 : $this->wrapchars; + $charlim = ($this->wrapchars === '') ? 76 : $this->wrapchars; } // Reduce multiple spaces @@ -838,7 +847,7 @@ class CI_Email { // If $temp contains data it means we had to split up an over-length // word into smaller chunks so we'll add it back to our current line - if ($temp != '') + if ($temp !== '') { $output .= $temp.$this->newline; } @@ -867,11 +876,11 @@ class CI_Email { */ protected function _build_headers() { - $this->_set_header('X-Sender', $this->clean_email($this->_headers['From'])); - $this->_set_header('X-Mailer', $this->useragent); - $this->_set_header('X-Priority', $this->_priorities[$this->priority - 1]); - $this->_set_header('Message-ID', $this->_get_message_id()); - $this->_set_header('Mime-Version', '1.0'); + $this->set_header('X-Sender', $this->clean_email($this->_headers['From'])); + $this->set_header('X-Mailer', $this->useragent); + $this->set_header('X-Priority', $this->_priorities[$this->priority - 1]); + $this->set_header('Message-ID', $this->_get_message_id()); + $this->set_header('Mime-Version', '1.0'); } // -------------------------------------------------------------------- @@ -896,7 +905,7 @@ class CI_Email { { $val = trim($val); - if ($val != '') + if ($val !== '') { $this->_header_str .= $key.': '.$val.$this->newline; } @@ -1043,7 +1052,7 @@ class CI_Email { $ctype = $this->_attach_type[$i]; $file_content = ''; - if ($this->_attach_type[$i] == '') + if ($this->_attach_type[$i] === '') { if ( ! file_exists($filename)) { @@ -1099,7 +1108,7 @@ class CI_Email { // Set the character limit // Don't allow over 76, as that will make servers and MUAs barf // all over quoted-printable data - if ($charlim == '' OR $charlim > 76) + if ($charlim === '' OR $charlim > 76) { $charlim = 76; } @@ -1238,9 +1247,9 @@ class CI_Email { * * @return bool */ - public function send() + public function send($auto_clear = TRUE) { - if ($this->_replyto_flag == FALSE) + if ($this->_replyto_flag === FALSE) { $this->reply_to($this->_headers['From']); } @@ -1257,11 +1266,25 @@ class CI_Email { if ($this->bcc_batch_mode && count($this->_bcc_array) > $this->bcc_batch_size) { - return $this->batch_bcc_send(); + $result = $this->batch_bcc_send(); + + if ($result && $auto_clear) + { + $this->clear(); + } + + return $result; } $this->_build_message(); - return $this->_spool_email(); + $result = $this->_spool_email(); + + if ($result && $auto_clear) + { + $this->clear(); + } + + return $result; } // -------------------------------------------------------------------- @@ -1284,7 +1307,7 @@ class CI_Email { $set .= ', '.$this->_bcc_array[$i]; } - if ($i == $float) + if ($i === $float) { $chunk[] = substr($set, 1); $float += $this->bcc_batch_size; @@ -1305,7 +1328,7 @@ class CI_Email { if ($this->protocol !== 'smtp') { - $this->_set_header('Bcc', implode(', ', $bcc)); + $this->set_header('Bcc', implode(', ', $bcc)); } else { @@ -1377,7 +1400,7 @@ class CI_Email { */ protected function _send_with_mail() { - if ($this->_safe_mode == TRUE) + if ($this->_safe_mode === TRUE) { return mail($this->_recipients, $this->_subject, $this->_finalbody, $this->_header_str); } @@ -1385,7 +1408,7 @@ class CI_Email { { // most documentation of sendmail using the "-f" flag lacks a space after it, however // we've encountered servers that seem to require it to be in place. - return mail($this->_recipients, $this->_subject, $this->_finalbody, $this->_header_str, '-f '.$this->clean_email($this->_headers['From'])); + return mail($this->_recipients, $this->_subject, $this->_finalbody, $this->_header_str, '-f '.$this->clean_email($this->_headers['Return-Path'])); } } @@ -1398,7 +1421,7 @@ class CI_Email { */ protected function _send_with_sendmail() { - $fp = @popen($this->mailpath.' -oi -f '.$this->clean_email($this->_headers['From']).' -t', 'w'); + $fp = @popen($this->mailpath.' -oi -f '.$this->clean_email($this->_headers['From']).' -t'.' -r '.$this->clean_email($this->_headers['Return-Path']), 'w'); if ($fp === FALSE OR $fp === NULL) { @@ -1430,7 +1453,7 @@ class CI_Email { */ protected function _send_with_smtp() { - if ($this->smtp_host == '') + if ($this->smtp_host === '') { $this->_set_error_message('lang:email_no_hostname'); return FALSE; @@ -1452,7 +1475,7 @@ class CI_Email { { foreach ($this->_cc_array as $val) { - if ($val != '') + if ($val !== '') { $this->_send_command('to', $val); } @@ -1463,7 +1486,7 @@ class CI_Email { { foreach ($this->_bcc_array as $val) { - if ($val != '') + if ($val !== '') { $this->_send_command('to', $val); } @@ -1481,7 +1504,7 @@ class CI_Email { $this->_set_error_message($reply); - if (strncmp($reply, '250', 3) !== 0) + if (strpos($reply, '250') !== 0) { $this->_set_error_message('lang:email_smtp_error', $reply); return FALSE; @@ -1501,7 +1524,7 @@ class CI_Email { */ protected function _smtp_connect() { - $ssl = ($this->smtp_crypto == 'ssl') ? 'ssl://' : NULL; + $ssl = ($this->smtp_crypto === 'ssl') ? 'ssl://' : NULL; $this->_smtp_connect = fsockopen($ssl.$this->smtp_host, $this->smtp_port, @@ -1517,7 +1540,7 @@ class CI_Email { $this->_set_error_message($this->_get_smtp_data()); - if ($this->smtp_crypto == 'tls') + if ($this->smtp_crypto === 'tls') { $this->_send_command('hello'); $this->_send_command('starttls'); @@ -1599,13 +1622,13 @@ class CI_Email { $this->_debug_msg[] = '<pre>'.$cmd.': '.$reply.'</pre>'; - if (substr($reply, 0, 3) != $resp) + if ( (int) substr($reply, 0, 3) !== $resp) { $this->_set_error_message('lang:email_smtp_error', $reply); return FALSE; } - if ($cmd == 'quit') + if ($cmd === 'quit') { fclose($this->_smtp_connect); } @@ -1627,7 +1650,7 @@ class CI_Email { return TRUE; } - if ($this->smtp_user == '' && $this->smtp_pass == '') + if ($this->smtp_user === '' && $this->smtp_pass === '') { $this->_set_error_message('lang:email_no_smtp_unpw'); return FALSE; @@ -1637,7 +1660,7 @@ class CI_Email { $reply = $this->_get_smtp_data(); - if (strncmp($reply, '334', 3) !== 0) + if (strpos($reply, '334') !== 0) { $this->_set_error_message('lang:email_failed_smtp_login', $reply); return FALSE; @@ -1647,7 +1670,7 @@ class CI_Email { $reply = $this->_get_smtp_data(); - if (strncmp($reply, '334', 3) !== 0) + if (strpos($reply, '334') !== 0) { $this->_set_error_message('lang:email_smtp_auth_un', $reply); return FALSE; @@ -1657,7 +1680,7 @@ class CI_Email { $reply = $this->_get_smtp_data(); - if (strncmp($reply, '235', 3) !== 0) + if (strpos($reply, '235') !== 0) { $this->_set_error_message('lang:email_smtp_auth_pw', $reply); return FALSE; @@ -1699,7 +1722,7 @@ class CI_Email { { $data .= $str; - if ($str[3] == ' ') + if ($str[3] === ' ') { break; } @@ -1816,98 +1839,23 @@ class CI_Email { */ protected function _mime_types($ext = '') { - $mimes = array( - 'hqx' => 'application/mac-binhex40', - 'cpt' => 'application/mac-compactpro', - 'doc' => 'application/msword', - 'bin' => 'application/macbinary', - 'dms' => 'application/octet-stream', - 'lha' => 'application/octet-stream', - 'lzh' => 'application/octet-stream', - 'exe' => 'application/octet-stream', - 'class' => 'application/octet-stream', - 'psd' => 'application/octet-stream', - 'so' => 'application/octet-stream', - 'sea' => 'application/octet-stream', - 'dll' => 'application/octet-stream', - 'oda' => 'application/oda', - 'pdf' => 'application/pdf', - 'ai' => 'application/postscript', - 'eps' => 'application/postscript', - 'ps' => 'application/postscript', - 'smi' => 'application/smil', - 'smil' => 'application/smil', - 'mif' => 'application/vnd.mif', - 'xls' => 'application/vnd.ms-excel', - 'ppt' => 'application/vnd.ms-powerpoint', - 'wbxml' => 'application/vnd.wap.wbxml', - 'wmlc' => 'application/vnd.wap.wmlc', - 'dcr' => 'application/x-director', - 'dir' => 'application/x-director', - 'dxr' => 'application/x-director', - 'dvi' => 'application/x-dvi', - 'gtar' => 'application/x-gtar', - 'php' => 'application/x-httpd-php', - 'php4' => 'application/x-httpd-php', - 'php3' => 'application/x-httpd-php', - 'phtml' => 'application/x-httpd-php', - 'phps' => 'application/x-httpd-php-source', - 'js' => 'application/x-javascript', - 'swf' => 'application/x-shockwave-flash', - 'sit' => 'application/x-stuffit', - 'tar' => 'application/x-tar', - 'tgz' => 'application/x-tar', - 'xhtml' => 'application/xhtml+xml', - 'xht' => 'application/xhtml+xml', - 'zip' => 'application/zip', - 'mid' => 'audio/midi', - 'midi' => 'audio/midi', - 'mpga' => 'audio/mpeg', - 'mp2' => 'audio/mpeg', - 'mp3' => 'audio/mpeg', - 'aif' => 'audio/x-aiff', - 'aiff' => 'audio/x-aiff', - 'aifc' => 'audio/x-aiff', - 'ram' => 'audio/x-pn-realaudio', - 'rm' => 'audio/x-pn-realaudio', - 'rpm' => 'audio/x-pn-realaudio-plugin', - 'ra' => 'audio/x-realaudio', - 'rv' => 'video/vnd.rn-realvideo', - 'wav' => 'audio/x-wav', - 'bmp' => 'image/bmp', - 'gif' => 'image/gif', - 'jpeg' => 'image/jpeg', - 'jpg' => 'image/jpeg', - 'jpe' => 'image/jpeg', - 'png' => 'image/png', - 'tiff' => 'image/tiff', - 'tif' => 'image/tiff', - 'css' => 'text/css', - 'ics' => 'text/calendar', - 'html' => 'text/html', - 'htm' => 'text/html', - 'shtml' => 'text/html', - 'txt' => 'text/plain', - 'text' => 'text/plain', - 'log' => 'text/plain', - 'rtx' => 'text/richtext', - 'rtf' => 'text/rtf', - 'xml' => 'text/xml', - 'xsl' => 'text/xml', - 'mpeg' => 'video/mpeg', - 'mpg' => 'video/mpeg', - 'mpe' => 'video/mpeg', - 'qt' => 'video/quicktime', - 'mov' => 'video/quicktime', - 'avi' => 'video/x-msvideo', - 'movie' => 'video/x-sgi-movie', - 'doc' => 'application/msword', - 'word' => 'application/msword', - 'xl' => 'application/excel', - 'eml' => 'message/rfc822' - ); - - return isset($mimes[strtolower($ext)]) ? $mimes[strtolower($ext)] : 'application/x-unknown-content-type'; + static $mimes; + + $ext = strtolower($ext); + + if ( ! is_array($mimes)) + { + $mimes =& get_mimes(); + } + + if (isset($mimes[$ext])) + { + return is_array($mimes[$ext]) + ? current($mimes[$ext]) + : $mimes[$ext]; + } + + return 'application/x-unknown-content-type'; } } diff --git a/system/libraries/Encrypt.php b/system/libraries/Encrypt.php index 751557fab..679609251 100644 --- a/system/libraries/Encrypt.php +++ b/system/libraries/Encrypt.php @@ -97,15 +97,14 @@ class CI_Encrypt { */ public function get_key($key = '') { - if ($key == '') + if ($key === '') { - if ($this->encryption_key != '') + if ($this->encryption_key !== '') { return $this->encryption_key; } - $CI =& get_instance(); - $key = $CI->config->item('encryption_key'); + $key = config_item('encryption_key'); if ($key === FALSE) { @@ -214,6 +213,7 @@ class CI_Encrypt { $dec = base64_decode($string); if (($dec = $this->mcrypt_decode($dec, $key)) === FALSE) { + $this->set_mode($current_mode); return FALSE; } @@ -449,7 +449,7 @@ class CI_Encrypt { */ protected function _get_cipher() { - if ($this->_mcrypt_cipher == '') + if ($this->_mcrypt_cipher === NULL) { return $this->_mcrypt_cipher = MCRYPT_RIJNDAEL_256; } @@ -466,7 +466,7 @@ class CI_Encrypt { */ protected function _get_mode() { - if ($this->_mcrypt_mode == '') + if ($this->_mcrypt_mode === NULL) { return $this->_mcrypt_mode = MCRYPT_MODE_CBC; } @@ -484,7 +484,7 @@ class CI_Encrypt { */ public function set_hash($type = 'sha1') { - $this->_hash_type = ($type !== 'sha1' && $type !== 'md5') ? 'sha1' : $type; + $this->_hash_type = in_array($type, hash_algos()) ? $type : 'sha1'; } // -------------------------------------------------------------------- @@ -497,7 +497,7 @@ class CI_Encrypt { */ public function hash($str) { - return ($this->_hash_type === 'sha1') ? sha1($str) : md5($str); + return hash($this->_hash_type, $str); } } diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php index 67cbfd1a0..b490a34ca 100644 --- a/system/libraries/Form_validation.php +++ b/system/libraries/Form_validation.php @@ -187,14 +187,20 @@ class CI_Form_validation { return $this; } + // Convert an array of rules to a string + if (is_array($rules)) + { + $rules = implode('|', $rules); + } + // No fields? Nothing to do... - if ( ! is_string($field) OR ! is_string($rules) OR $field == '') + if ( ! is_string($field) OR ! is_string($rules) OR $field === '') { return $this; } // If the field label wasn't passed we use the field name - $label = ($label == '') ? $field : $label; + $label = ($label === '') ? $field : $label; // Is the field name an array? If it is an array, we break it apart // into its components so that we can fetch the corresponding POST data later @@ -207,7 +213,7 @@ class CI_Form_validation { for ($i = 0, $c = count($matches[0]); $i < $c; $i++) { - if ($matches[1][$i] != '') + if ($matches[1][$i] !== '') { $indexes[] = $matches[1][$i]; } @@ -318,12 +324,12 @@ class CI_Form_validation { return ''; } - if ($prefix == '') + if ($prefix === '') { $prefix = $this->_error_prefix; } - if ($suffix == '') + if ($suffix === '') { $suffix = $this->_error_suffix; } @@ -364,12 +370,12 @@ class CI_Form_validation { return ''; } - if ($prefix == '') + if ($prefix === '') { $prefix = $this->_error_prefix; } - if ($suffix == '') + if ($suffix === '') { $suffix = $this->_error_suffix; } @@ -378,7 +384,7 @@ class CI_Form_validation { $str = ''; foreach ($this->_error_array as $val) { - if ($val != '') + if ($val !== '') { $str .= $prefix.$val.$suffix."\n"; } @@ -417,9 +423,9 @@ class CI_Form_validation { } // Is there a validation rule for the particular URI being accessed? - $uri = ($group == '') ? trim($this->CI->uri->ruri_string(), '/') : $group; + $uri = ($group === '') ? trim($this->CI->uri->ruri_string(), '/') : $group; - if ($uri != '' && isset($this->_config_rules[$uri])) + if ($uri !== '' && isset($this->_config_rules[$uri])) { $this->set_rules($this->_config_rules[$uri]); } @@ -454,6 +460,12 @@ class CI_Form_validation { $this->_field_data[$field]['postdata'] = $validation_array[$field]; } + // Don't try to validate if we have no rules set + if (empty($row['rules'])) + { + continue; + } + $this->_execute($row, explode('|', $row['rules']), $this->_field_data[$field]['postdata']); } @@ -565,8 +577,7 @@ class CI_Form_validation { { foreach ($postdata as $key => $val) { - $this->_execute($row, $rules, $val, $cycles); - $cycles++; + $this->_execute($row, $rules, $val, $key); } return; @@ -629,7 +640,7 @@ class CI_Form_validation { // We set the $postdata variable with the current data in our master array so that // each cycle of the loop is dealing with the processed data from the last cycle - if ($row['is_array'] == TRUE && is_array($this->_field_data[$row['field']]['postdata'])) + if ($row['is_array'] === TRUE && is_array($this->_field_data[$row['field']]['postdata'])) { // We shouldn't need this safety, but just in case there isn't an array index // associated with this cycle we'll bail out @@ -643,7 +654,12 @@ class CI_Form_validation { } else { - $postdata = $this->_field_data[$row['field']]['postdata']; + // If we get an array field, but it's not expected - then it is most likely + // somebody messing with the form on the client side, so we'll just consider + // it an empty field + $postdata = is_array($this->_field_data[$row['field']]['postdata']) + ? NULL + : $this->_field_data[$row['field']]['postdata']; } // Is the rule a callback? @@ -852,7 +868,7 @@ class CI_Form_validation { return ''; } } - elseif (($field == '' OR $value == '') OR ($field != $value)) + elseif (($field === '' OR $value === '') OR ($field !== $value)) { return ''; } @@ -888,7 +904,7 @@ class CI_Form_validation { return ''; } } - elseif (($field == '' OR $value == '') OR ($field != $value)) + elseif (($field === '' OR $value === '') OR ($field !== $value)) { return ''; } @@ -987,15 +1003,19 @@ class CI_Form_validation { * Minimum Length * * @param string - * @param int + * @param string * @return bool */ public function min_length($str, $val) { - if (preg_match('/[^0-9]/', $val)) + if ( ! is_numeric($val)) { return FALSE; } + else + { + $val = (int) $val; + } return (MB_ENABLED === TRUE) ? ($val <= mb_strlen($str)) @@ -1008,15 +1028,19 @@ class CI_Form_validation { * Max Length * * @param string - * @param int + * @param string * @return bool */ public function max_length($str, $val) { - if (preg_match('/[^0-9]/', $val)) + if ( ! is_numeric($val)) { return FALSE; } + else + { + $val = (int) $val; + } return (MB_ENABLED === TRUE) ? ($val >= mb_strlen($str)) @@ -1029,19 +1053,23 @@ class CI_Form_validation { * Exact Length * * @param string - * @param int + * @param string * @return bool */ public function exact_length($str, $val) { - if (preg_match('/[^0-9]/', $val)) + if ( ! is_numeric($val)) { return FALSE; } + else + { + $val = (int) $val; + } return (MB_ENABLED === TRUE) - ? (mb_strlen($str) == $val) - : (strlen($str) == $val); + ? (mb_strlen($str) === $val) + : (strlen($str) === $val); } // -------------------------------------------------------------------- @@ -1054,7 +1082,7 @@ class CI_Form_validation { */ public function valid_email($str) { - return (bool) preg_match('/^([a-z0-9\+_\-]+)(\.[a-z0-9\+_\-]+)*@([a-z0-9\-]+\.)+[a-z]{2,6}$/ix', $str); + return (bool) filter_var($str, FILTER_VALIDATE_EMAIL); } // -------------------------------------------------------------------- @@ -1089,11 +1117,12 @@ class CI_Form_validation { * Validate IP Address * * @param string + * @param string 'ipv4' or 'ipv6' to validate a specific IP format * @return bool */ - public function valid_ip($ip) + public function valid_ip($ip, $which = '') { - return $this->CI->input->valid_ip($ip); + return $this->CI->input->valid_ip($ip, $which); } // -------------------------------------------------------------------- @@ -1106,7 +1135,7 @@ class CI_Form_validation { */ public function alpha($str) { - return (bool) preg_match('/^[a-z]+$/i', $str); + return ctype_alpha($str); } // -------------------------------------------------------------------- @@ -1119,7 +1148,7 @@ class CI_Form_validation { */ public function alpha_numeric($str) { - return (bool) preg_match('/^[a-z0-9]+$/i', $str); + return ctype_alnum((string) $str); } // -------------------------------------------------------------------- @@ -1241,7 +1270,7 @@ class CI_Form_validation { */ public function is_natural($str) { - return (bool) preg_match('/^[0-9]+$/', $str); + return ctype_digit((string) $str); } // -------------------------------------------------------------------- @@ -1254,7 +1283,7 @@ class CI_Form_validation { */ public function is_natural_no_zero($str) { - return ($str != 0 && preg_match('/^[0-9]+$/', $str)); + return ($str != 0 && ctype_digit((string) $str)); } // -------------------------------------------------------------------- @@ -1296,7 +1325,7 @@ class CI_Form_validation { return $data; } - if ($this->_safe_form_data == FALSE OR $data === '') + if ($this->_safe_form_data === FALSE OR $data === '') { return $data; } @@ -1314,7 +1343,7 @@ class CI_Form_validation { */ public function prep_url($str = '') { - if ($str === 'http://' OR $str == '') + if ($str === 'http://' OR $str === '') { return ''; } @@ -1337,7 +1366,7 @@ class CI_Form_validation { */ public function strip_image_tags($str) { - return $this->CI->input->strip_image_tags($str); + return $this->CI->security->strip_image_tags($str); } // -------------------------------------------------------------------- @@ -1363,7 +1392,7 @@ class CI_Form_validation { */ public function encode_php_tags($str) { - return str_replace(array('<?php', '<?PHP', '<?', '?>'), array('<?php', '<?PHP', '<?', '?>'), $str); + return str_replace(array('<?', '?>'), array('<?', '?>'), $str); } // -------------------------------------------------------------------- diff --git a/system/libraries/Ftp.php b/system/libraries/Ftp.php index 3cfe1b2b6..76f5e151a 100644 --- a/system/libraries/Ftp.php +++ b/system/libraries/Ftp.php @@ -93,7 +93,7 @@ class CI_FTP { if (FALSE === ($this->conn_id = @ftp_connect($this->hostname, $this->port))) { - if ($this->debug == TRUE) + if ($this->debug === TRUE) { $this->_error('ftp_unable_to_connect'); } @@ -102,7 +102,7 @@ class CI_FTP { if ( ! $this->_login()) { - if ($this->debug == TRUE) + if ($this->debug === TRUE) { $this->_error('ftp_unable_to_login'); } @@ -110,7 +110,7 @@ class CI_FTP { } // Set passive mode if needed - if ($this->passive == TRUE) + if ($this->passive === TRUE) { ftp_pasv($this->conn_id, TRUE); } @@ -141,7 +141,7 @@ class CI_FTP { { if ( ! is_resource($this->conn_id)) { - if ($this->debug == TRUE) + if ($this->debug === TRUE) { $this->_error('ftp_no_connection'); } @@ -167,7 +167,7 @@ class CI_FTP { */ public function changedir($path = '', $supress_debug = FALSE) { - if ($path == '' OR ! $this->_is_conn()) + if ($path === '' OR ! $this->_is_conn()) { return FALSE; } @@ -176,7 +176,7 @@ class CI_FTP { if ($result === FALSE) { - if ($this->debug == TRUE && $supress_debug == FALSE) + if ($this->debug === TRUE && $supress_debug === FALSE) { $this->_error('ftp_unable_to_changedir'); } @@ -197,7 +197,7 @@ class CI_FTP { */ public function mkdir($path = '', $permissions = NULL) { - if ($path == '' OR ! $this->_is_conn()) + if ($path === '' OR ! $this->_is_conn()) { return FALSE; } @@ -206,7 +206,7 @@ class CI_FTP { if ($result === FALSE) { - if ($this->debug == TRUE) + if ($this->debug === TRUE) { $this->_error('ftp_unable_to_makdir'); } @@ -260,7 +260,7 @@ class CI_FTP { if ($result === FALSE) { - if ($this->debug == TRUE) + if ($this->debug === TRUE) { $this->_error('ftp_unable_to_upload'); } @@ -307,7 +307,7 @@ class CI_FTP { if ($result === FALSE) { - if ($this->debug == TRUE) + if ($this->debug === TRUE) { $this->_error('ftp_unable_to_download'); } @@ -338,9 +338,9 @@ class CI_FTP { if ($result === FALSE) { - if ($this->debug == TRUE) + if ($this->debug === TRUE) { - $this->_error('ftp_unable_to_' . ($move == FALSE ? 'rename' : 'move')); + $this->_error('ftp_unable_to_' . ($move === FALSE ? 'rename' : 'move')); } return FALSE; } @@ -381,7 +381,7 @@ class CI_FTP { if ($result === FALSE) { - if ($this->debug == TRUE) + if ($this->debug === TRUE) { $this->_error('ftp_unable_to_delete'); } @@ -429,7 +429,7 @@ class CI_FTP { if ($result === FALSE) { - if ($this->debug == TRUE) + if ($this->debug === TRUE) { $this->_error('ftp_unable_to_delete'); } @@ -445,7 +445,7 @@ class CI_FTP { * Set file permissions * * @param string the file path - * @param string the permissions + * @param int the permissions * @return bool */ public function chmod($path, $perm) @@ -459,7 +459,7 @@ class CI_FTP { if ($result === FALSE) { - if ($this->debug == TRUE) + if ($this->debug === TRUE) { $this->_error('ftp_unable_to_chmod'); } diff --git a/system/libraries/Image_lib.php b/system/libraries/Image_lib.php index 0cb189445..ef4187847 100644 --- a/system/libraries/Image_lib.php +++ b/system/libraries/Image_lib.php @@ -466,7 +466,7 @@ class CI_Image_lib { } // Is there a source image? If not, there's no reason to continue - if ($this->source_image == '') + if ($this->source_image === '') { $this->set_error('imglib_source_image_required'); return FALSE; @@ -519,7 +519,7 @@ class CI_Image_lib { * it means we are altering the original. We'll * set the destination filename and path accordingly. */ - if ($this->new_image == '') + if ($this->new_image === '') { $this->dest_image = $this->source_image; $this->dest_folder = $this->source_folder; @@ -562,7 +562,7 @@ class CI_Image_lib { * We'll also split the destination image name * so we can insert the thumbnail marker if needed. */ - if ($this->create_thumb === FALSE OR $this->thumb_marker == '') + if ($this->create_thumb === FALSE OR $this->thumb_marker === '') { $this->thumb_marker = ''; } @@ -581,7 +581,7 @@ class CI_Image_lib { * might not be in correct proportion with the source * image's width/height. We'll recalculate it here. */ - if ($this->maintain_ratio === TRUE && ($this->width != 0 OR $this->height != 0)) + if ($this->maintain_ratio === TRUE && ($this->width !== 0 OR $this->height !== 0)) { $this->image_reproportion(); } @@ -591,12 +591,12 @@ class CI_Image_lib { * If the destination width/height was not submitted we * will use the values from the actual file */ - if ($this->width == '') + if ($this->width === '') { $this->width = $this->orig_width; } - if ($this->height == '') + if ($this->height === '') { $this->height = $this->orig_height; } @@ -604,31 +604,31 @@ class CI_Image_lib { // Set the quality $this->quality = trim(str_replace('%', '', $this->quality)); - if ($this->quality == '' OR $this->quality == 0 OR ! preg_match('/^[0-9]+$/', $this->quality)) + if ($this->quality === '' OR $this->quality === 0 OR ! preg_match('/^[0-9]+$/', $this->quality)) { $this->quality = 90; } // Set the x/y coordinates - $this->x_axis = ($this->x_axis == '' OR ! preg_match('/^[0-9]+$/', $this->x_axis)) ? 0 : $this->x_axis; - $this->y_axis = ($this->y_axis == '' OR ! preg_match('/^[0-9]+$/', $this->y_axis)) ? 0 : $this->y_axis; + is_numeric($this->x_axis) OR $this->x_axis = 0; + is_numeric($this->y_axis) OR $this->y_axis = 0; // Watermark-related Stuff... - if ($this->wm_overlay_path != '') + if ($this->wm_overlay_path !== '') { $this->wm_overlay_path = str_replace('\\', '/', realpath($this->wm_overlay_path)); } - if ($this->wm_shadow_color != '') + if ($this->wm_shadow_color !== '') { $this->wm_use_drop_shadow = TRUE; } - elseif ($this->wm_use_drop_shadow == TRUE && $this->wm_shadow_color == '') + elseif ($this->wm_use_drop_shadow === TRUE && $this->wm_shadow_color === '') { $this->wm_use_drop_shadow = FALSE; } - if ($this->wm_font_path != '') + if ($this->wm_font_path !== '') { $this->wm_use_truetype = TRUE; } @@ -683,14 +683,14 @@ class CI_Image_lib { // Allowed rotation values $degs = array(90, 180, 270, 'vrt', 'hor'); - if ($this->rotation_angle == '' OR ! in_array($this->rotation_angle, $degs)) + if ($this->rotation_angle === '' OR ! in_array($this->rotation_angle, $degs)) { $this->set_error('imglib_rotation_angle_required'); return FALSE; } // Reassign the width and height - if ($this->rotation_angle == 90 OR $this->rotation_angle == 270) + if ($this->rotation_angle === 90 OR $this->rotation_angle === 270) { $this->width = $this->orig_height; $this->height = $this->orig_width; @@ -729,9 +729,9 @@ class CI_Image_lib { // If the target width/height match the source, AND if the new file name is not equal to the old file name // we'll simply make a copy of the original with the new name... assuming dynamic rendering is off. - if ($this->dynamic_output === FALSE && $this->orig_width == $this->width && $this->orig_height == $this->height) + if ($this->dynamic_output === FALSE && $this->orig_width === $this->width && $this->orig_height === $this->height) { - if ($this->source_image != $this->new_image && @copy($this->full_src_path, $this->full_dst_path)) + if ($this->source_image !== $this->new_image && @copy($this->full_src_path, $this->full_dst_path)) { @chmod($this->full_dst_path, FILE_WRITE_MODE); } @@ -740,7 +740,7 @@ class CI_Image_lib { } // Let's set up our values based on the action - if ($action == 'crop') + if ($action === 'crop') { // Reassign the source width/height if cropping $this->orig_width = $this->width; @@ -750,7 +750,7 @@ class CI_Image_lib { if ($this->gd_version() !== FALSE) { $gd_version = str_replace('0', '', $this->gd_version()); - $v2_override = ($gd_version == 2) ? TRUE : FALSE; + $v2_override = ($gd_version === 2); } } else @@ -772,7 +772,7 @@ class CI_Image_lib { * it appears that this is no longer the issue that it was in 2004, so we've removed it, retaining it in the comment * below should that ever prove inaccurate. * - * if ($this->image_library === 'gd2' && function_exists('imagecreatetruecolor') && $v2_override == FALSE) + * if ($this->image_library === 'gd2' && function_exists('imagecreatetruecolor') && $v2_override === FALSE) */ if ($this->image_library === 'gd2' && function_exists('imagecreatetruecolor')) { @@ -787,7 +787,7 @@ class CI_Image_lib { $dst_img = $create($this->width, $this->height); - if ($this->image_type == 3) // png we can actually preserve transparency + if ($this->image_type === 3) // png we can actually preserve transparency { imagealphablending($dst_img, FALSE); imagesavealpha($dst_img, TRUE); @@ -796,7 +796,7 @@ class CI_Image_lib { $copy($dst_img, $src_img, 0, 0, $this->x_axis, $this->y_axis, $this->width, $this->height, $this->orig_width, $this->orig_height); // Show the image - if ($this->dynamic_output == TRUE) + if ($this->dynamic_output === TRUE) { $this->image_display_gd($dst_img); } @@ -828,7 +828,7 @@ class CI_Image_lib { public function image_process_imagemagick($action = 'resize') { // Do we have a vaild library path? - if ($this->library_path == '') + if ($this->library_path === '') { $this->set_error('imglib_libpath_invalid'); return FALSE; @@ -842,11 +842,11 @@ class CI_Image_lib { // Execute the command $cmd = $this->library_path.' -quality '.$this->quality; - if ($action == 'crop') + if ($action === 'crop') { $cmd .= ' -crop '.$this->width.'x'.$this->height.'+'.$this->x_axis.'+'.$this->y_axis.' "'.$this->full_src_path.'" "'.$this->full_dst_path .'" 2>&1'; } - elseif ($action == 'rotate') + elseif ($action === 'rotate') { $angle = ($this->rotation_angle === 'hor' OR $this->rotation_angle === 'vrt') ? '-flop' : '-rotate '.$this->rotation_angle; @@ -855,7 +855,14 @@ class CI_Image_lib { } else // Resize { - $cmd .= ' -resize '.$this->width.'x'.$this->height.' "'.$this->full_src_path.'" "'.$this->full_dst_path.'" 2>&1'; + if($this->maintain_ratio === TRUE) + { + $cmd .= ' -resize '.$this->width.'x'.$this->height.' "'.$this->full_src_path.'" "'.$this->full_dst_path.'" 2>&1'; + } + else + { + $cmd .= ' -resize '.$this->width.'x'.$this->height.'\! "'.$this->full_src_path.'" "'.$this->full_dst_path.'" 2>&1'; + } } $retval = 1; @@ -886,7 +893,7 @@ class CI_Image_lib { */ public function image_process_netpbm($action = 'resize') { - if ($this->library_path == '') + if ($this->library_path === '') { $this->set_error('imglib_libpath_invalid'); return FALSE; @@ -909,11 +916,11 @@ class CI_Image_lib { break; } - if ($action == 'crop') + if ($action === 'crop') { $cmd_inner = 'pnmcut -left '.$this->x_axis.' -top '.$this->y_axis.' -width '.$this->width.' -height '.$this->height; } - elseif ($action == 'rotate') + elseif ($action === 'rotate') { switch ($this->rotation_angle) { @@ -984,7 +991,7 @@ class CI_Image_lib { $dst_img = imagerotate($src_img, $this->rotation_angle, $white); // Show the image - if ($this->dynamic_output == TRUE) + if ($this->dynamic_output === TRUE) { $this->image_display_gd($dst_img); } @@ -1058,7 +1065,7 @@ class CI_Image_lib { } // Show the image - if ($this->dynamic_output == TRUE) + if ($this->dynamic_output === TRUE) { $this->image_display_gd($src_img); } @@ -1129,10 +1136,10 @@ class CI_Image_lib { $this->wm_vrt_alignment = strtoupper($this->wm_vrt_alignment[0]); $this->wm_hor_alignment = strtoupper($this->wm_hor_alignment[0]); - if ($this->wm_vrt_alignment == 'B') + if ($this->wm_vrt_alignment === 'B') $this->wm_vrt_offset = $this->wm_vrt_offset * -1; - if ($this->wm_hor_alignment == 'R') + if ($this->wm_hor_alignment === 'R') $this->wm_hor_offset = $this->wm_hor_offset * -1; // Set the base x and y axis values @@ -1160,7 +1167,7 @@ class CI_Image_lib { } // Build the finalized image - if ($wm_img_type == 3 && function_exists('imagealphablending')) + if ($wm_img_type === 3 && function_exists('imagealphablending')) { @imagealphablending($src_img, TRUE); } @@ -1183,7 +1190,7 @@ class CI_Image_lib { } // Output the image - if ($this->dynamic_output == TRUE) + if ($this->dynamic_output === TRUE) { $this->image_display_gd($src_img); } @@ -1212,7 +1219,7 @@ class CI_Image_lib { return FALSE; } - if ($this->wm_use_truetype == TRUE && ! file_exists($this->wm_font_path)) + if ($this->wm_use_truetype === TRUE && ! file_exists($this->wm_font_path)) { $this->set_error('imglib_missing_font'); return FALSE; @@ -1228,18 +1235,18 @@ class CI_Image_lib { // invert the offset. Note: The horizontal // offset flips itself automatically - if ($this->wm_vrt_alignment == 'B') + if ($this->wm_vrt_alignment === 'B') $this->wm_vrt_offset = $this->wm_vrt_offset * -1; - if ($this->wm_hor_alignment == 'R') + if ($this->wm_hor_alignment === 'R') $this->wm_hor_offset = $this->wm_hor_offset * -1; // Set font width and height // These are calculated differently depending on // whether we are using the true type font or not - if ($this->wm_use_truetype == TRUE) + if ($this->wm_use_truetype === TRUE) { - if ($this->wm_font_size == '') + if ($this->wm_font_size === '') { $this->wm_font_size = 17; } @@ -1258,7 +1265,7 @@ class CI_Image_lib { $x_axis = $this->wm_hor_offset + $this->wm_padding; $y_axis = $this->wm_vrt_offset + $this->wm_padding; - if ($this->wm_use_drop_shadow == FALSE) + if ($this->wm_use_drop_shadow === FALSE) $this->wm_shadow_distance = 0; $this->wm_vrt_alignment = strtoupper(substr($this->wm_vrt_alignment, 0, 1)); @@ -1313,10 +1320,17 @@ class CI_Image_lib { imagestring($src_img, $this->wm_font_size, $x_shad, $y_shad, $this->wm_text, $drp_color); imagestring($src_img, $this->wm_font_size, $x_axis, $y_axis, $this->wm_text, $txt_color); } + + // We can preserve transparency for PNG images + if ($this->image_type === 3) + { + imagealphablending($src_img, FALSE); + imagesavealpha($src_img, TRUE); + } } // Output the final image - if ($this->dynamic_output == TRUE) + if ($this->dynamic_output === TRUE) { $this->image_display_gd($src_img); } @@ -1344,10 +1358,10 @@ class CI_Image_lib { */ public function image_create_gd($path = '', $image_type = '') { - if ($path == '') + if ($path === '') $path = $this->full_src_path; - if ($image_type == '') + if ($image_type === '') $image_type = $this->image_type; @@ -1494,7 +1508,7 @@ class CI_Image_lib { */ public function image_reproportion() { - if (($this->width == 0 && $this->height == 0) OR $this->orig_width == 0 OR $this->orig_height == 0 + if (($this->width === 0 && $this->height === 0) OR $this->orig_width === 0 OR $this->orig_height === 0 OR ( ! preg_match('/^[0-9]+$/', $this->width) && ! preg_match('/^[0-9]+$/', $this->height)) OR ! preg_match('/^[0-9]+$/', $this->orig_width) OR ! preg_match('/^[0-9]+$/', $this->orig_height)) { @@ -1549,7 +1563,7 @@ class CI_Image_lib { // For now we require GD but we should // find a way to determine this using IM or NetPBM - if ($path == '') + if ($path === '') { $path = $this->full_src_path; } @@ -1564,7 +1578,7 @@ class CI_Image_lib { $types = array(1 => 'gif', 2 => 'jpeg', 3 => 'png'); $mime = (isset($types[$vals[2]])) ? 'image/'.$types[$vals[2]] : 'image/jpg'; - if ($return == TRUE) + if ($return === TRUE) { return array( 'width' => $vals[0], @@ -1620,16 +1634,16 @@ class CI_Image_lib { } } - if ($vals['width'] == 0 OR $vals['height'] == 0) + if ($vals['width'] === 0 OR $vals['height'] === 0) { return $vals; } - if ($vals['new_width'] == 0) + if ($vals['new_width'] === 0) { $vals['new_width'] = ceil($vals['width']*$vals['new_height']/$vals['height']); } - elseif ($vals['new_height'] == 0) + elseif ($vals['new_height'] === 0) { $vals['new_height'] = ceil($vals['new_width']*$vals['height']/$vals['width']); } @@ -1715,14 +1729,14 @@ class CI_Image_lib { { foreach ($msg as $val) { - $msg = ($CI->lang->line($val) == FALSE) ? $val : $CI->lang->line($val); + $msg = ($CI->lang->line($val) === FALSE) ? $val : $CI->lang->line($val); $this->error_msg[] = $msg; log_message('error', $msg); } } else { - $msg = ($CI->lang->line($msg) == FALSE) ? $msg : $CI->lang->line($msg); + $msg = ($CI->lang->line($msg) === FALSE) ? $msg : $CI->lang->line($msg); $this->error_msg[] = $msg; log_message('error', $msg); } diff --git a/system/libraries/Javascript.php b/system/libraries/Javascript.php index dd2df697c..5c8b09217 100644 --- a/system/libraries/Javascript.php +++ b/system/libraries/Javascript.php @@ -615,12 +615,12 @@ class CI_Javascript { { $this->_javascript_location = $external_file; } - elseif ($this->CI->config->item('javascript_location') != '') + elseif ($this->CI->config->item('javascript_location') !== '') { $this->_javascript_location = $this->CI->config->item('javascript_location'); } - if ($relative === TRUE OR strncmp($external_file, 'http://', 7) === 0 OR strncmp($external_file, 'https://', 8) === 0) + if ($relative === TRUE OR strpos($external_file, 'http://') === 0 OR strpos($external_file, 'https://') === 0) { $str = $this->_open_script($external_file); } @@ -667,7 +667,7 @@ class CI_Javascript { protected function _open_script($src = '') { return '<script type="text/javascript" charset="'.strtolower($this->CI->config->item('charset')).'"' - .($src == '' ? '>' : ' src="'.$src.'">'); + .($src === '' ? '>' : ' src="'.$src.'">'); } // -------------------------------------------------------------------- diff --git a/system/libraries/Log.php b/system/libraries/Log.php index 51ce43dc7..baac80121 100644 --- a/system/libraries/Log.php +++ b/system/libraries/Log.php @@ -94,7 +94,7 @@ class CI_Log { { $config =& get_config(); - $this->_log_path = ($config['log_path'] != '') ? $config['log_path'] : APPPATH.'logs/'; + $this->_log_path = ($config['log_path'] !== '') ? $config['log_path'] : APPPATH.'logs/'; if ( ! is_dir($this->_log_path) OR ! is_really_writable($this->_log_path)) { @@ -111,7 +111,7 @@ class CI_Log { $this->_threshold_array = array_flip($config['log_threshold']); } - if ($config['log_date_format'] != '') + if ($config['log_date_format'] !== '') { $this->_date_fmt = $config['log_date_format']; } diff --git a/system/libraries/Migration.php b/system/libraries/Migration.php index 0a88e6926..5d637d44a 100644 --- a/system/libraries/Migration.php +++ b/system/libraries/Migration.php @@ -109,7 +109,7 @@ class CI_Migration { } // If not set, set it - $this->_migration_path != '' OR $this->_migration_path = APPPATH.'migrations/'; + $this->_migration_path !== '' OR $this->_migration_path = APPPATH.'migrations/'; // Add trailing slash if not set $this->_migration_path = rtrim($this->_migration_path, '/').'/'; @@ -285,14 +285,14 @@ class CI_Migration { if ( ! $migrations = $this->find_migrations()) { $this->_error_string = $this->lang->line('migration_none_found'); - return false; + return FALSE; } $last_migration = basename(end($migrations)); // Calculate the last migration step from existing migration // filenames and procceed to the standard version migration - return $this->version((int) substr($last_migration, 0, 3)); + return $this->version((int) $last_migration); } // -------------------------------------------------------------------- @@ -322,9 +322,9 @@ class CI_Migration { // -------------------------------------------------------------------- /** - * Set's the schema to the latest migration + * Retrieves list of available migration scripts * - * @return mixed true if already latest, false if failed, int if upgraded + * @return array list of migration file paths sorted by version */ protected function find_migrations() { diff --git a/system/libraries/Pagination.php b/system/libraries/Pagination.php index 58f86fa17..e1e729bb0 100644 --- a/system/libraries/Pagination.php +++ b/system/libraries/Pagination.php @@ -52,22 +52,25 @@ class CI_Pagination { protected $full_tag_open = ''; protected $full_tag_close = ''; protected $first_tag_open = ''; - protected $first_tag_close = ' '; - protected $last_tag_open = ' '; + protected $first_tag_close = ''; + protected $last_tag_open = ''; protected $last_tag_close = ''; protected $first_url = ''; // Alternative URL for the First Page. - protected $cur_tag_open = ' <strong>'; + protected $cur_tag_open = '<strong>'; protected $cur_tag_close = '</strong>'; - protected $next_tag_open = ' '; - protected $next_tag_close = ' '; - protected $prev_tag_open = ' '; + protected $next_tag_open = ''; + protected $next_tag_close = ''; + protected $prev_tag_open = ''; protected $prev_tag_close = ''; - protected $num_tag_open = ' '; + protected $num_tag_open = ''; protected $num_tag_close = ''; protected $page_query_string = FALSE; protected $query_string_segment = 'per_page'; protected $display_pages = TRUE; - protected $anchor_class = ''; + protected $_attributes = ''; + protected $_link_types = array(); + protected $reuse_query_string = FALSE; + protected $data_page_attr = 'data-ci-pagination-page'; /** * Constructor @@ -91,15 +94,29 @@ class CI_Pagination { */ public function initialize($params = array()) { + $attributes = array(); + + if (isset($params['attributes']) && is_array($params['attributes'])) + { + $attributes = $params['attributes']; + unset($params['attributes']); + } + + // Deprecated legacy support for the anchor_class option + // Should be removed in CI 3.1+ + if (isset($params['anchor_class'])) + { + empty($params['anchor_class']) OR $attributes['class'] = $params['anchor_class']; + unset($params['anchor_class']); + } + + $this->_parse_attributes($attributes); + if (count($params) > 0) { foreach ($params as $key => $val) { - if ($key === 'anchor_class') - { - $this->anchor_class = ($val != '') ? 'class="'.$val.'" ' : ''; - } - elseif (isset($this->$key)) + if (isset($this->$key)) { $this->$key = $val; } @@ -117,7 +134,7 @@ class CI_Pagination { public function create_links() { // If our item count or per-page total is zero there is no need to continue. - if ($this->total_rows == 0 OR $this->per_page == 0) + if ($this->total_rows === 0 OR $this->per_page === 0) { return ''; } @@ -138,7 +155,7 @@ class CI_Pagination { $CI =& get_instance(); // See if we are using a prefix or suffix on links - if ($this->prefix != '' OR $this->suffix != '') + if ($this->prefix !== '' OR $this->suffix !== '') { $this->cur_page = (int) str_replace(array($this->prefix, $this->suffix), '', $CI->uri->segment($this->uri_segment)); } @@ -150,13 +167,13 @@ class CI_Pagination { $this->cur_page = (int) $CI->input->get($this->query_string_segment); } } - elseif ( ! $this->cur_page && $CI->uri->segment($this->uri_segment) != $base_page) + elseif ( ! $this->cur_page && $CI->uri->segment($this->uri_segment) !== $base_page) { $this->cur_page = (int) $CI->uri->segment($this->uri_segment); } // Set current page to 1 if it's not valid or if using page numbers instead of offset - if ( ! is_numeric($this->cur_page) OR ($this->use_page_numbers && $this->cur_page == 0)) + if ( ! is_numeric($this->cur_page) OR ($this->use_page_numbers && $this->cur_page === 0)) { $this->cur_page = $base_page; } @@ -186,7 +203,7 @@ class CI_Pagination { if ( ! $this->use_page_numbers) { - $this->cur_page = floor(($this->cur_page/$this->per_page) + 1); + $this->cur_page = (int) floor(($this->cur_page/$this->per_page) + 1); } // Calculate the start and end numbers. These determine @@ -198,7 +215,8 @@ class CI_Pagination { // string. If post, add a trailing slash to the base URL if needed if ($CI->config->item('enable_query_strings') === TRUE OR $this->page_query_string === TRUE) { - $this->base_url = rtrim($this->base_url).'&'.$this->query_string_segment.'='; + $segment = (strpos($this->base_url, '?')) ? '&' : '?'; + $this->base_url = rtrim($this->base_url).$segment.$this->query_string_segment.'='; } else { @@ -207,27 +225,56 @@ class CI_Pagination { // And here we go... $output = ''; + $query_string = ''; + + // Add anything in the query string back to the links + // Note: Nothing to do with query_string_segment or any other query string options + if ($this->reuse_query_string === TRUE) + { + $get = $CI->input->get(); + + // Unset the controll, method, old-school routing options + unset($get['c'], $get['m'], $get[$this->query_string_segment]); + + if ( ! $get) $get = array(); + + // Put everything else onto the end + $query_string = (strpos($this->base_url, '&') !== FALSE ? '&' : '?') . http_build_query($get, '', '&'); + + // Add this after the suffix to put it into more links easily + $this->suffix .= $query_string; + } // Render the "First" link if ($this->first_link !== FALSE && $this->cur_page > ($this->num_links + 1)) { - $first_url = ($this->first_url == '') ? $this->base_url : $this->first_url; - $output .= $this->first_tag_open.'<a '.$this->anchor_class.'href="'.$first_url.'">'.$this->first_link.'</a>'.$this->first_tag_close; + $first_url = ($this->first_url === '') ? $this->base_url : $this->first_url; + + // Take the general parameters, and squeeze this pagination-page attr in there for JS fw's + $attributes = sprintf('%s %s="%d"', $this->_attributes, $this->data_page_attr, 1); + + $output .= $this->first_tag_open.'<a href="'.$first_url.'"'.$attributes.$this->_attr_rel('start').'>' + .$this->first_link.'</a>'.$this->first_tag_close; } // Render the "previous" link - if ($this->prev_link !== FALSE && $this->cur_page != 1) + if ($this->prev_link !== FALSE && $this->cur_page !== 1) { $i = ($this->use_page_numbers) ? $uri_page_number - 1 : $uri_page_number - $this->per_page; - if ($i == $base_page && $this->first_url != '') + // Take the general parameters, and squeeze this pagination-page attr in there for JS fw's + $attributes = sprintf('%s %s="%d"', $this->_attributes, $this->data_page_attr, (int) $i); + + if ($i === $base_page && $this->first_url !== '') { - $output .= $this->prev_tag_open.'<a '.$this->anchor_class.'href="'.$this->first_url.'">'.$this->prev_link.'</a>'.$this->prev_tag_close; + $output .= $this->prev_tag_open.'<a href="'.$this->first_url.$query_string.'"'.$attributes.$this->_attr_rel('prev').'>' + .$this->prev_link.'</a>'.$this->prev_tag_close; } else { - $i = ($i == $base_page) ? '' : $this->prefix.$i.$this->suffix; - $output .= $this->prev_tag_open.'<a '.$this->anchor_class.'href="'.$this->base_url.$i.'">'.$this->prev_link.'</a>'.$this->prev_tag_close; + $append = ($i === $base_page) ? $query_string : $this->prefix.$i.$this->suffix; + $output .= $this->prev_tag_open.'<a href="'.$this->base_url.$append.'"'.$attributes.$this->_attr_rel('prev').'>' + .$this->prev_link.'</a>'.$this->prev_tag_close; } } @@ -240,25 +287,28 @@ class CI_Pagination { { $i = ($this->use_page_numbers) ? $loop : ($loop * $this->per_page) - $this->per_page; + // Take the general parameters, and squeeze this pagination-page attr in there for JS fw's + $attributes = sprintf('%s %s="%d"', $this->_attributes, $this->data_page_attr, (int) $i); + if ($i >= $base_page) { - if ($this->cur_page == $loop) + if ($this->cur_page === $loop) { $output .= $this->cur_tag_open.$loop.$this->cur_tag_close; // Current page } else { - $n = ($i == $base_page) ? '' : $i; - - if ($n == '' && $this->first_url != '') + $n = ($i === $base_page) ? '' : $i; + if ($n === '' && ! empty($this->first_url)) { - $output .= $this->num_tag_open.'<a '.$this->anchor_class.'href="'.$this->first_url.'">'.$loop.'</a>'.$this->num_tag_close; + $output .= $this->num_tag_open.'<a href="'.$this->first_url.$query_string.'"'.$attributes.$this->_attr_rel('start').'>' + .$loop.'</a>'.$this->num_tag_close; } else { - $n = ($n == '') ? '' : $this->prefix.$n.$this->suffix; - - $output .= $this->num_tag_open.'<a '.$this->anchor_class.'href="'.$this->base_url.$n.'">'.$loop.'</a>'.$this->num_tag_close; + $append = ($n === '') ? $query_string : $this->prefix.$n.$this->suffix; + $output .= $this->num_tag_open.'<a href="'.$this->base_url.$append.'"'.$attributes.$this->_attr_rel('start').'>' + .$loop.'</a>'.$this->num_tag_close; } } } @@ -270,7 +320,11 @@ class CI_Pagination { { $i = ($this->use_page_numbers) ? $this->cur_page + 1 : $this->cur_page * $this->per_page; - $output .= $this->next_tag_open.'<a '.$this->anchor_class.'href="'.$this->base_url.$this->prefix.$i.$this->suffix.'">'.$this->next_link.'</a>'.$this->next_tag_close; + // Take the general parameters, and squeeze this pagination-page attr in there for JS fw's + $attributes = sprintf('%s %s="%d"', $this->_attributes, $this->data_page_attr, (int) $i); + + $output .= $this->next_tag_open.'<a href="'.$this->base_url.$this->prefix.$i.$this->suffix.'"'.$attributes + .$this->_attr_rel('next').'>'.$this->next_link.'</a>'.$this->next_tag_close; } // Render the "Last" link @@ -278,7 +332,11 @@ class CI_Pagination { { $i = ($this->use_page_numbers) ? $num_pages : ($num_pages * $this->per_page) - $this->per_page; - $output .= $this->last_tag_open.'<a '.$this->anchor_class.'href="'.$this->base_url.$this->prefix.$i.$this->suffix.'">'.$this->last_link.'</a>'.$this->last_tag_close; + // Take the general parameters, and squeeze this pagination-page attr in there for JS fw's + $attributes = sprintf('%s %s="%d"', $this->_attributes, $this->data_page_attr, (int) $i); + + $output .= $this->last_tag_open.'<a href="'.$this->base_url.$this->prefix.$i.$this->suffix.'"'.$attributes.'>' + .$this->last_link.'</a>'.$this->last_tag_close; } // Kill double slashes. Note: Sometimes we can end up with a double slash @@ -289,6 +347,49 @@ class CI_Pagination { return $this->full_tag_open.$output.$this->full_tag_close; } + // -------------------------------------------------------------------- + + /** + * Parse attributes + * + * @param array + * @return void + */ + protected function _parse_attributes($attributes) + { + isset($attributes['rel']) OR $attributes['rel'] = TRUE; + $this->_link_types = ($attributes['rel']) + ? array('start' => 'start', 'prev' => 'prev', 'next' => 'next') + : array(); + unset($attributes['rel']); + + $this->_attributes = ''; + foreach ($attributes as $key => $value) + { + $this->_attributes .= ' '.$key.'="'.$value.'"'; + } + } + + // -------------------------------------------------------------------- + + /** + * Add "rel" attribute + * + * @link http://www.w3.org/TR/html5/links.html#linkTypes + * @param string + * @return string + */ + protected function _attr_rel($type) + { + if (isset($this->_link_types[$type])) + { + unset($this->_link_types[$type]); + return ' rel="'.$type.'"'; + } + + return ''; + } + } /* End of file Pagination.php */ diff --git a/system/libraries/Parser.php b/system/libraries/Parser.php index a0b60ed97..b64c78254 100644 --- a/system/libraries/Parser.php +++ b/system/libraries/Parser.php @@ -109,7 +109,7 @@ class CI_Parser { */ protected function _parse($template, $data, $return = FALSE) { - if ($template == '') + if ($template === '') { return FALSE; } @@ -121,7 +121,7 @@ class CI_Parser { : $template = $this->_parse_single($key, (string) $val, $template); } - if ($return == FALSE) + if ($return === FALSE) { $this->CI->output->append_output($template); } diff --git a/system/libraries/Profiler.php b/system/libraries/Profiler.php index e219d20f2..1e961f6df 100644 --- a/system/libraries/Profiler.php +++ b/system/libraries/Profiler.php @@ -116,6 +116,12 @@ class CI_Profiler { */ public function set_sections($config) { + if (isset($config['query_toggle_count'])) + { + $this->_query_toggle_count = (int) $config['query_toggle_count']; + unset($config['query_toggle_count']); + } + foreach ($config as $method => $enable) { if (in_array($method, $this->_available_sections)) @@ -219,7 +225,7 @@ class CI_Profiler { $show_hide_js = '(<span style="cursor: pointer;" onclick="var s=document.getElementById(\'ci_profiler_queries_db_'.$count.'\').style;s.display=s.display==\'none\'?\'\':\'none\';this.innerHTML=this.innerHTML==\''.$this->CI->lang->line('profiler_section_hide').'\'?\''.$this->CI->lang->line('profiler_section_show').'\':\''.$this->CI->lang->line('profiler_section_hide').'\';">'.$this->CI->lang->line('profiler_section_hide').'</span>)'; - if ($hide_queries != '') + if ($hide_queries !== '') { $show_hide_js = '(<span style="cursor: pointer;" onclick="var s=document.getElementById(\'ci_profiler_queries_db_'.$count.'\').style;s.display=s.display==\'none\'?\'\':\'none\';this.innerHTML=this.innerHTML==\''.$this->CI->lang->line('profiler_section_show').'\'?\''.$this->CI->lang->line('profiler_section_hide').'\':\''.$this->CI->lang->line('profiler_section_show').'\';">'.$this->CI->lang->line('profiler_section_show').'</span>)'; } @@ -315,7 +321,7 @@ class CI_Profiler { ."\n" .'<legend style="color:#009900;"> '.$this->CI->lang->line('profiler_post_data')." </legend>\n"; - if (count($_POST) == 0) + if (count($_POST) === 0) { $output .= '<div style="color:#009900;font-weight:normal;padding:4px 0 4px 0;">'.$this->CI->lang->line('profiler_no_post').'</div>'; } @@ -365,7 +371,7 @@ class CI_Profiler { ."\n" .'<legend style="color:#000;"> '.$this->CI->lang->line('profiler_uri_string')." </legend>\n" .'<div style="color:#000;font-weight:normal;padding:4px 0 4px 0;">' - .($this->CI->uri->uri_string == '' ? $this->CI->lang->line('profiler_no_uri') : $this->CI->uri->uri_string) + .($this->CI->uri->uri_string === '' ? $this->CI->lang->line('profiler_no_uri') : $this->CI->uri->uri_string) .'</div></fieldset>'; } @@ -402,7 +408,7 @@ class CI_Profiler { ."\n" .'<legend style="color:#5a0099;"> '.$this->CI->lang->line('profiler_memory_usage')." </legend>\n" .'<div style="color:#5a0099;font-weight:normal;padding:4px 0 4px 0;">' - .((function_exists('memory_get_usage') && ($usage = memory_get_usage()) != '') ? number_format($usage).' bytes' : $this->CI->lang->line('profiler_no_memory')) + .(($usage = memory_get_usage()) != '' ? number_format($usage).' bytes' : $this->CI->lang->line('profiler_no_memory')) .'</div></fieldset>'; } diff --git a/system/libraries/Session.php b/system/libraries/Session.php deleted file mode 100644 index 783109a60..000000000 --- a/system/libraries/Session.php +++ /dev/null @@ -1,952 +0,0 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); -/** - * CodeIgniter - * - * An open source application development framework for PHP 5.2.4 or newer - * - * NOTICE OF LICENSE - * - * Licensed under the Open Software License version 3.0 - * - * This source file is subject to the Open Software License (OSL 3.0) that is - * bundled with this package in the files license.txt / license.rst. It is - * also available through the world wide web at this URL: - * http://opensource.org/licenses/OSL-3.0 - * If you did not receive a copy of the license and are unable to obtain it - * through the world wide web, please send an email to - * licensing@ellislab.com so we can send you a copy immediately. - * - * @package CodeIgniter - * @author EllisLab Dev Team - * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) - * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) - * @link http://codeigniter.com - * @since Version 1.0 - * @filesource - */ - -/** - * Session Class - * - * @package CodeIgniter - * @subpackage Libraries - * @category Sessions - * @author EllisLab Dev Team - * @link http://codeigniter.com/user_guide/libraries/sessions.html - */ -class CI_Session { - - /** - * Whether to encrypt the session cookie - * - * @var bool - */ - public $sess_encrypt_cookie = FALSE; - - /** - * Whether to use to the database for session storage - * - * @var bool - */ - public $sess_use_database = FALSE; - - /** - * Name of the database table in which to store sessions - * - * @var string - */ - public $sess_table_name = ''; - - /** - * Length of time (in seconds) for sessions to expire - * - * @var int - */ - public $sess_expiration = 7200; - - /** - * Whether to kill session on close of browser window - * - * @var bool - */ - public $sess_expire_on_close = FALSE; - - /** - * Whether to match session on ip address - * - * @var bool - */ - public $sess_match_ip = FALSE; - - /** - * Whether to match session on user-agent - * - * @var bool - */ - public $sess_match_useragent = TRUE; - - /** - * Name of session cookie - * - * @var string - */ - public $sess_cookie_name = 'ci_session'; - - /** - * Session cookie prefix - * - * @var string - */ - public $cookie_prefix = ''; - - /** - * Session cookie path - * - * @var string - */ - public $cookie_path = ''; - - /** - * Session cookie domain - * - * @var string - */ - public $cookie_domain = ''; - - /** - * Whether to set the cookie only on HTTPS connections - * - * @var bool - */ - public $cookie_secure = FALSE; - - /** - * Whether cookie should be allowed only to be sent by the server - * - * @var bool - */ - public $cookie_httponly = FALSE; - - /** - * Interval at which to update session - * - * @var int - */ - public $sess_time_to_update = 300; - - /** - * Key with which to encrypt the session cookie - * - * @var string - */ - public $encryption_key = ''; - - /** - * String to indicate flash data cookies - * - * @var string - */ - public $flashdata_key = 'flash'; - - /** - * Function to use to get the current time - * - * @var string - */ - public $time_reference = 'time'; - - /** - * Probablity level of garbage collection of old sessions - * - * @var int - */ - public $gc_probability = 5; - - /** - * Session data - * - * @var array - */ - public $userdata = array(); - - /** - * Reference to CodeIgniter instance - * - * @var object - */ - public $CI; - - /** - * Current time - * - * @var int - */ - public $now; - - /** - * Session Constructor - * - * The constructor runs the session routines automatically - * whenever the class is instantiated. - * - * @param array - * @return void - */ - public function __construct($params = array()) - { - log_message('debug', 'Session Class Initialized'); - - // Set the super object to a local variable for use throughout the class - $this->CI =& get_instance(); - - // Set all the session preferences, which can either be set - // manually via the $params array above or via the config file - foreach (array('sess_encrypt_cookie', 'sess_use_database', 'sess_table_name', 'sess_expiration', 'sess_expire_on_close', 'sess_match_ip', 'sess_match_useragent', 'sess_cookie_name', 'cookie_path', 'cookie_domain', 'cookie_secure', 'cookie_httponly', 'sess_time_to_update', 'time_reference', 'cookie_prefix', 'encryption_key') as $key) - { - $this->$key = (isset($params[$key])) ? $params[$key] : $this->CI->config->item($key); - } - - if ($this->encryption_key == '') - { - show_error('In order to use the Session class you are required to set an encryption key in your config file.'); - } - - // Load the string helper so we can use the strip_slashes() function - $this->CI->load->helper('string'); - - // Do we need encryption? If so, load the encryption class - if ($this->sess_encrypt_cookie == TRUE) - { - $this->CI->load->library('encrypt'); - } - - // Are we using a database? If so, load it - if ($this->sess_use_database === TRUE && $this->sess_table_name != '') - { - $this->CI->load->database(); - } - - // Set the "now" time. Can either be GMT or server time, based on the - // config prefs. We use this to set the "last activity" time - $this->now = $this->_get_time(); - - // Set the session length. If the session expiration is - // set to zero we'll set the expiration two years from now. - if ($this->sess_expiration == 0) - { - $this->sess_expiration = (60*60*24*365*2); - } - - // Set the cookie name - $this->sess_cookie_name = $this->cookie_prefix.$this->sess_cookie_name; - - // Run the Session routine. If a session doesn't exist we'll - // create a new one. If it does, we'll update it. - if ( ! $this->sess_read()) - { - $this->sess_create(); - } - else - { - $this->sess_update(); - } - - // Delete 'old' flashdata (from last request) - $this->_flashdata_sweep(); - - // Mark all new flashdata as old (data will be deleted before next request) - $this->_flashdata_mark(); - - // Delete expired sessions if necessary - $this->_sess_gc(); - - log_message('debug', 'Session routines successfully run'); - } - - // -------------------------------------------------------------------- - - /** - * Fetch the current session data if it exists - * - * @return bool - */ - public function sess_read() - { - // Fetch the cookie - $session = $this->CI->input->cookie($this->sess_cookie_name); - - // No cookie? Goodbye cruel world!... - if ($session === FALSE) - { - log_message('debug', 'A session cookie was not found.'); - return FALSE; - } - - // Decrypt the cookie data - if ($this->sess_encrypt_cookie == TRUE) - { - $session = $this->CI->encrypt->decode($session); - } - else - { - // encryption was not used, so we need to check the md5 hash - $hash = substr($session, strlen($session)-32); // get last 32 chars - $session = substr($session, 0, strlen($session)-32); - - // Does the md5 hash match? This is to prevent manipulation of session data in userspace - if ($hash !== md5($session.$this->encryption_key)) - { - log_message('error', 'The session cookie data did not match what was expected. This could be a possible hacking attempt.'); - $this->sess_destroy(); - return FALSE; - } - } - - // Unserialize the session array - $session = $this->_unserialize($session); - - // Is the session data we unserialized an array with the correct format? - if ( ! is_array($session) OR ! isset($session['session_id'], $session['ip_address'], $session['user_agent'], $session['last_activity'])) - { - $this->sess_destroy(); - return FALSE; - } - - // Is the session current? - if (($session['last_activity'] + $this->sess_expiration) < $this->now) - { - $this->sess_destroy(); - return FALSE; - } - - // Does the IP match? - if ($this->sess_match_ip == TRUE && $session['ip_address'] !== $this->CI->input->ip_address()) - { - $this->sess_destroy(); - return FALSE; - } - - // Does the User Agent Match? - if ($this->sess_match_useragent == TRUE && trim($session['user_agent']) !== trim(substr($this->CI->input->user_agent(), 0, 120))) - { - $this->sess_destroy(); - return FALSE; - } - - // Is there a corresponding session in the DB? - if ($this->sess_use_database === TRUE) - { - $this->CI->db->where('session_id', $session['session_id']); - - if ($this->sess_match_ip == TRUE) - { - $this->CI->db->where('ip_address', $session['ip_address']); - } - - if ($this->sess_match_useragent == TRUE) - { - $this->CI->db->where('user_agent', $session['user_agent']); - } - - $query = $this->CI->db->limit(1)->get($this->sess_table_name); - - // No result? Kill it! - if ($query->num_rows() === 0) - { - $this->sess_destroy(); - return FALSE; - } - - // Is there custom data? If so, add it to the main session array - $row = $query->row(); - if (isset($row->user_data) && $row->user_data != '') - { - $custom_data = $this->_unserialize($row->user_data); - - if (is_array($custom_data)) - { - foreach ($custom_data as $key => $val) - { - $session[$key] = $val; - } - } - } - } - - // Session is valid! - $this->userdata = $session; - unset($session); - - return TRUE; - } - - // -------------------------------------------------------------------- - - /** - * Write the session data - * - * @return void - */ - public function sess_write() - { - // Are we saving custom data to the DB? If not, all we do is update the cookie - if ($this->sess_use_database === FALSE) - { - $this->_set_cookie(); - return; - } - - // set the custom userdata, the session data we will set in a second - $custom_userdata = $this->userdata; - $cookie_userdata = array(); - - // Before continuing, we need to determine if there is any custom data to deal with. - // Let's determine this by removing the default indexes to see if there's anything left in the array - // and set the session data while we're at it - foreach (array('session_id','ip_address','user_agent','last_activity') as $val) - { - unset($custom_userdata[$val]); - $cookie_userdata[$val] = $this->userdata[$val]; - } - - // Did we find any custom data? If not, we turn the empty array into a string - // since there's no reason to serialize and store an empty array in the DB - if (count($custom_userdata) === 0) - { - $custom_userdata = ''; - } - else - { - // Serialize the custom data array so we can store it - $custom_userdata = $this->_serialize($custom_userdata); - } - - // Run the update query - $this->CI->db->where('session_id', $this->userdata['session_id']); - $this->CI->db->update($this->sess_table_name, array('last_activity' => $this->userdata['last_activity'], 'user_data' => $custom_userdata)); - - // Write the cookie. Notice that we manually pass the cookie data array to the - // _set_cookie() function. Normally that function will store $this->userdata, but - // in this case that array contains custom data, which we do not want in the cookie. - $this->_set_cookie($cookie_userdata); - } - - // -------------------------------------------------------------------- - - /** - * Create a new session - * - * @return void - */ - public function sess_create() - { - $sessid = ''; - do - { - $sessid .= mt_rand(0, mt_getrandmax()); - } - while (strlen($sessid) < 32); - - // To make the session ID even more secure we'll combine it with the user's IP - $sessid .= $this->CI->input->ip_address(); - - $this->userdata = array( - 'session_id' => md5(uniqid($sessid, TRUE)), - 'ip_address' => $this->CI->input->ip_address(), - 'user_agent' => substr($this->CI->input->user_agent(), 0, 120), - 'last_activity' => $this->now, - 'user_data' => '' - ); - - // Save the data to the DB if needed - if ($this->sess_use_database === TRUE) - { - $this->CI->db->query($this->CI->db->insert_string($this->sess_table_name, $this->userdata)); - } - - // Write the cookie - $this->_set_cookie(); - } - - // -------------------------------------------------------------------- - - /** - * Update an existing session - * - * @return void - */ - public function sess_update() - { - // We only update the session every five minutes by default - if (($this->userdata['last_activity'] + $this->sess_time_to_update) >= $this->now) - { - return; - } - - // _set_cookie() will handle this for us if we aren't using database sessions - // by pushing all userdata to the cookie. - $cookie_data = NULL; - - /* Changing the session ID during an AJAX call causes problems, - * so we'll only update our last_activity - */ - if ($this->CI->input->is_ajax_request()) - { - $this->userdata['last_activity'] = $this->now; - - // Update the session ID and last_activity field in the DB if needed - if ($this->sess_use_database === TRUE) - { - // set cookie explicitly to only have our session data - $cookie_data = array(); - foreach (array('session_id','ip_address','user_agent','last_activity') as $val) - { - $cookie_data[$val] = $this->userdata[$val]; - } - - $this->CI->db->query($this->CI->db->update_string($this->sess_table_name, - array('last_activity' => $this->userdata['last_activity']), - array('session_id' => $this->userdata['session_id']))); - } - - return $this->_set_cookie($cookie_data); - } - - // Save the old session id so we know which record to - // update in the database if we need it - $old_sessid = $this->userdata['session_id']; - $new_sessid = ''; - do - { - $new_sessid .= mt_rand(0, mt_getrandmax()); - } - while (strlen($new_sessid) < 32); - - // To make the session ID even more secure we'll combine it with the user's IP - $new_sessid .= $this->CI->input->ip_address(); - - // Turn it into a hash and update the session data array - $this->userdata['session_id'] = $new_sessid = md5(uniqid($new_sessid, TRUE)); - $this->userdata['last_activity'] = $this->now; - - // Update the session ID and last_activity field in the DB if needed - if ($this->sess_use_database === TRUE) - { - // set cookie explicitly to only have our session data - $cookie_data = array(); - foreach (array('session_id','ip_address','user_agent','last_activity') as $val) - { - $cookie_data[$val] = $this->userdata[$val]; - } - - $this->CI->db->query($this->CI->db->update_string($this->sess_table_name, array('last_activity' => $this->now, 'session_id' => $new_sessid), array('session_id' => $old_sessid))); - } - - // Write the cookie - $this->_set_cookie($cookie_data); - } - - // -------------------------------------------------------------------- - - /** - * Destroy the current session - * - * @return void - */ - public function sess_destroy() - { - // Kill the session DB row - if ($this->sess_use_database === TRUE && isset($this->userdata['session_id'])) - { - $this->CI->db->where('session_id', $this->userdata['session_id']); - $this->CI->db->delete($this->sess_table_name); - } - - // Kill the cookie - setcookie( - $this->sess_cookie_name, - addslashes(serialize(array())), - ($this->now - 31500000), - $this->cookie_path, - $this->cookie_domain, - 0 - ); - - // Kill session data - $this->userdata = array(); - } - - // -------------------------------------------------------------------- - - /** - * Fetch a specific item from the session array - * - * @param string - * @return string - */ - public function userdata($item) - { - return isset($this->userdata[$item]) ? $this->userdata[$item] : FALSE; - } - - // -------------------------------------------------------------------- - - /** - * Fetch all session data - * - * @return array - */ - public function all_userdata() - { - return $this->userdata; - } - - // -------------------------------------------------------------------------- - - /** - * Fetch all flashdata - * - * @return array - */ - public function all_flashdata() - { - $out = array(); - - // loop through all userdata - foreach ($this->all_userdata() as $key => $val) - { - // if it contains flashdata, add it - if (strpos($key, 'flash:old:') !== FALSE) - { - $out[$key] = $val; - } - } - return $out; - } - - // -------------------------------------------------------------------- - - /** - * Add or change data in the "userdata" array - * - * @param mixed - * @param string - * @return void - */ - public function set_userdata($newdata = array(), $newval = '') - { - if (is_string($newdata)) - { - $newdata = array($newdata => $newval); - } - - if (count($newdata) > 0) - { - foreach ($newdata as $key => $val) - { - $this->userdata[$key] = $val; - } - } - - $this->sess_write(); - } - - // -------------------------------------------------------------------- - - /** - * Delete a session variable from the "userdata" array - * - * @param array - * @return void - */ - public function unset_userdata($newdata = array()) - { - if (is_string($newdata)) - { - $newdata = array($newdata => ''); - } - - if (count($newdata) > 0) - { - foreach ($newdata as $key => $val) - { - unset($this->userdata[$key]); - } - } - - $this->sess_write(); - } - - // ------------------------------------------------------------------------ - - /** - * Add or change flashdata, only available - * until the next request - * - * @param mixed - * @param string - * @return void - */ - public function set_flashdata($newdata = array(), $newval = '') - { - if (is_string($newdata)) - { - $newdata = array($newdata => $newval); - } - - if (count($newdata) > 0) - { - foreach ($newdata as $key => $val) - { - $this->set_userdata($this->flashdata_key.':new:'.$key, $val); - } - } - } - - // ------------------------------------------------------------------------ - - /** - * Keeps existing flashdata available to next request. - * - * @param string - * @return void - */ - public function keep_flashdata($key) - { - // 'old' flashdata gets removed. Here we mark all - // flashdata as 'new' to preserve it from _flashdata_sweep() - // Note the function will return FALSE if the $key - // provided cannot be found - $value = $this->userdata($this->flashdata_key.':old:'.$key); - - $this->set_userdata($this->flashdata_key.':new:'.$key, $value); - } - - // ------------------------------------------------------------------------ - - /** - * Fetch a specific flashdata item from the session array - * - * @param string - * @return string - */ - public function flashdata($key) - { - return $this->userdata($this->flashdata_key.':old:'.$key); - } - - // ------------------------------------------------------------------------ - - /** - * Identifies flashdata as 'old' for removal - * when _flashdata_sweep() runs. - * - * @return void - */ - protected function _flashdata_mark() - { - $userdata = $this->all_userdata(); - foreach ($userdata as $name => $value) - { - $parts = explode(':new:', $name); - if (is_array($parts) && count($parts) === 2) - { - $this->set_userdata($this->flashdata_key.':old:'.$parts[1], $value); - $this->unset_userdata($name); - } - } - } - - // ------------------------------------------------------------------------ - - /** - * Removes all flashdata marked as 'old' - * - * @return void - */ - protected function _flashdata_sweep() - { - $userdata = $this->all_userdata(); - foreach ($userdata as $key => $value) - { - if (strpos($key, ':old:')) - { - $this->unset_userdata($key); - } - } - - } - - // -------------------------------------------------------------------- - - /** - * Get the "now" time - * - * @return string - */ - protected function _get_time() - { - return (strtolower($this->time_reference) === 'gmt') - ? mktime(gmdate('H'), gmdate('i'), gmdate('s'), gmdate('m'), gmdate('d'), gmdate('Y')) - : time(); - } - - // -------------------------------------------------------------------- - - /** - * Write the session cookie - * - * @param mixed - * @return void - */ - protected function _set_cookie($cookie_data = NULL) - { - if (is_null($cookie_data)) - { - $cookie_data = $this->userdata; - } - - // Serialize the userdata for the cookie - $cookie_data = $this->_serialize($cookie_data); - - if ($this->sess_encrypt_cookie == TRUE) - { - $cookie_data = $this->CI->encrypt->encode($cookie_data); - } - else - { - // if encryption is not used, we provide an md5 hash to prevent userside tampering - $cookie_data = $cookie_data.md5($cookie_data.$this->encryption_key); - } - - $expire = ($this->sess_expire_on_close === TRUE) ? 0 : $this->sess_expiration + time(); - - // Set the cookie - setcookie( - $this->sess_cookie_name, - $cookie_data, - $expire, - $this->cookie_path, - $this->cookie_domain, - $this->cookie_secure, - $this->cookie_httponly - ); - } - - // -------------------------------------------------------------------- - - /** - * Serialize an array - * - * This function first converts any slashes found in the array to a temporary - * marker, so when it gets unserialized the slashes will be preserved - * - * @param array - * @return string - */ - protected function _serialize($data) - { - if (is_array($data)) - { - array_walk_recursive($data, array(&$this, '_escape_slashes')); - } - elseif (is_string($data)) - { - $data = str_replace('\\', '{{slash}}', $data); - } - return serialize($data); - } - - /** - * Escape slashes - * - * This function converts any slashes found into a temporary marker - * - * @param string - * @param string - * @return void - */ - protected function _escape_slashes(&$val, $key) - { - if (is_string($val)) - { - $val = str_replace('\\', '{{slash}}', $val); - } - } - - // -------------------------------------------------------------------- - - /** - * Unserialize - * - * This function unserializes a data string, then converts any - * temporary slash markers back to actual slashes - * - * @param array - * @return string - */ - protected function _unserialize($data) - { - $data = @unserialize(strip_slashes(trim($data))); - - if (is_array($data)) - { - array_walk_recursive($data, array(&$this, '_unescape_slashes')); - return $data; - } - - return is_string($data) ? str_replace('{{slash}}', '\\', $data) : $data; - } - - // -------------------------------------------------------------------- - - /** - * Unescape slashes - * - * This function converts any slash markers back into actual slashes - * - * @param string - * @param string - * @return void - */ - protected function _unescape_slashes(&$val, $key) - { - if (is_string($val)) - { - $val= str_replace('{{slash}}', '\\', $val); - } - } - - // -------------------------------------------------------------------- - - /** - * Garbage collection - * - * This deletes expired session rows from database - * if the probability percentage is met - * - * @return void - */ - protected function _sess_gc() - { - if ($this->sess_use_database != TRUE) - { - return; - } - - srand(time()); - if ((rand() % 100) < $this->gc_probability) - { - $expire = $this->now - $this->sess_expiration; - - $this->CI->db->where('last_activity < '.$expire); - $this->CI->db->delete($this->sess_table_name); - - log_message('debug', 'Session garbage collection performed.'); - } - } - -} - -/* End of file Session.php */ -/* Location: ./system/libraries/Session.php */
\ No newline at end of file diff --git a/system/libraries/Session/Session.php b/system/libraries/Session/Session.php new file mode 100755 index 000000000..e6f6050c0 --- /dev/null +++ b/system/libraries/Session/Session.php @@ -0,0 +1,689 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * Licensed under the Open Software License version 3.0 + * + * This source file is subject to the Open Software License (OSL 3.0) that is + * bundled with this package in the files license.txt / license.rst. It is + * also available through the world wide web at this URL: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. + * + * @package CodeIgniter + * @author EllisLab Dev Team + * @copyright Copyright (c) 2006 - 2012 EllisLab, Inc. + * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) + * @link http://codeigniter.com + * @since Version 2.0 + * @filesource + */ + +/** + * CodeIgniter Session Class + * + * The user interface defined by EllisLabs, now with puggable drivers to manage different storage mechanisms. + * By default, the cookie session driver will load, but the 'sess_driver' config/param item (see above) can be + * used to specify the 'native' driver, or any other you might create. + * Once loaded, this driver setup is a drop-in replacement for the former CI_Session library, taking its place as the + * 'session' member of the global controller framework (e.g.: $CI->session or $this->session). + * In keeping with the CI_Driver methodology, multiple drivers may be loaded, although this might be a bit confusing. + * The CI_Session library class keeps track of the most recently loaded driver as "current" to call for driver methods. + * Ideally, one driver is loaded and all calls go directly through the main library interface. However, any methods + * called through the specific driver will switch the "current" driver to itself before invoking the library method + * (which will then call back into the driver for low-level operations). So, alternation between two drivers can be + * achieved by specifying which driver to use for each call (e.g.: $this->session->native->set_userdata('foo', 'bar'); + * $this->session->cookie->userdata('foo'); $this->session->native->unset_userdata('foo');). Notice in the previous + * example that the _native_ userdata value 'foo' would be set to 'bar', which would NOT be returned by the call for + * the _cookie_ userdata 'foo', nor would the _cookie_ value be unset by the call to unset the _native_ 'foo' value. + * + * @package CodeIgniter + * @subpackage Libraries + * @category Sessions + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/libraries/sessions.html + */ +class CI_Session extends CI_Driver_Library { + + public $params = array(); + protected $current = NULL; + protected $userdata = array(); + + const FLASHDATA_KEY = 'flash'; + const FLASHDATA_NEW = ':new:'; + const FLASHDATA_OLD = ':old:'; + const FLASHDATA_EXP = ':exp:'; + const EXPIRATION_KEY = '__expirations'; + const TEMP_EXP_DEF = 300; + + /** + * CI_Session constructor + * + * The constructor loads the configured driver ('sess_driver' in config.php or as a parameter), running + * routines in its constructor, and manages flashdata aging. + * + * @param array Configuration parameters + */ + public function __construct(array $params = array()) + { + log_message('debug', 'CI_Session Class Initialized'); + + // Get valid drivers list + $CI =& get_instance(); + $this->valid_drivers = array( + 'Session_native', + 'Session_cookie' + ); + $key = 'sess_valid_drivers'; + $drivers = isset($params[$key]) ? $params[$key] : $CI->config->item($key); + if ($drivers) + { + is_array($drivers) OR $drivers = array($drivers); + + // Add driver names to valid list + foreach ($drivers as $driver) + { + if ( ! in_array(strtolower($driver), array_map('strtolower', $this->valid_drivers))) + { + $this->valid_drivers[] = $driver; + } + } + } + + // Get driver to load + $key = 'sess_driver'; + $driver = isset($params[$key]) ? $params[$key] : $CI->config->item($key); + if ( ! $driver) + { + $driver = 'cookie'; + } + + if ( ! in_array('session_'.strtolower($driver), array_map('strtolower', $this->valid_drivers))) + { + $this->valid_drivers[] = 'Session_'.$driver; + } + + // Save a copy of parameters in case drivers need access + $this->params = $params; + + // Load driver and get array reference + $this->load_driver($driver); + + // Delete 'old' flashdata (from last request) + $this->_flashdata_sweep(); + + // Mark all new flashdata as old (data will be deleted before next request) + $this->_flashdata_mark(); + + // Delete expired tempdata + $this->_tempdata_sweep(); + + log_message('debug', 'CI_Session routines successfully run'); + } + + // ------------------------------------------------------------------------ + + /** + * Loads session storage driver + * + * @param string Driver classname + * @return object Loaded driver object + */ + public function load_driver($driver) + { + // Save reference to most recently loaded driver as library default and sync userdata + $this->current = parent::load_driver($driver); + $this->userdata =& $this->current->get_userdata(); + return $this->current; + } + + // ------------------------------------------------------------------------ + + /** + * Select default session storage driver + * + * @param string Driver classname + * @return void + */ + public function select_driver($driver) + { + // Validate driver name + $lowername = strtolower(str_replace('CI_', '', $driver)); + if (in_array($lowername, array_map('strtolower', $this->valid_drivers))) + { + // See if driver is loaded + $child = str_replace($this->lib_name.'_', '', $driver); + if (isset($this->$child)) + { + // See if driver is already current + if ($this->$child !== $this->current) + { + // Make driver current and sync userdata + $this->current = $this->$child; + $this->userdata =& $this->current->get_userdata(); + } + } + else + { + // Load new driver + $this->load_driver($child); + } + } + } + + // ------------------------------------------------------------------------ + + /** + * Destroy the current session + * + * @return void + */ + public function sess_destroy() + { + // Just call destroy on driver + $this->current->sess_destroy(); + } + + // ------------------------------------------------------------------------ + + /** + * Regenerate the current session + * + * @param bool Destroy session data flag (default: false) + * @return void + */ + public function sess_regenerate($destroy = FALSE) + { + // Call regenerate on driver and resync userdata + $this->current->sess_regenerate($destroy); + $this->userdata =& $this->current->get_userdata(); + } + + // ------------------------------------------------------------------------ + + /** + * Fetch a specific item from the session array + * + * @param string Item key + * @return string Item value or NULL if not found + */ + public function userdata($item) + { + return isset($this->userdata[$item]) ? $this->userdata[$item] : NULL; + } + + // ------------------------------------------------------------------------ + + /** + * Fetch all session data + * + * @return array User data array + */ + public function all_userdata() + { + return isset($this->userdata) ? $this->userdata : NULL; + } + + // ------------------------------------------------------------------------ + + /** + * Fetch all flashdata + * + * @return array Flash data array + */ + public function all_flashdata() + { + $out = array(); + + // loop through all userdata + foreach ($this->all_userdata() as $key => $val) + { + // if it contains flashdata, add it + if (strpos($key, self::FLASHDATA_KEY.self::FLASHDATA_OLD) !== FALSE) + { + $key = str_replace(self::FLASHDATA_KEY.self::FLASHDATA_OLD, '', $key); + $out[$key] = $val; + } + } + return $out; + } + + // ------------------------------------------------------------------------ + + /** + * Add or change data in the "userdata" array + * + * @param mixed Item name or array of items + * @param string Item value or empty string + * @return void + */ + public function set_userdata($newdata = array(), $newval = '') + { + // Wrap params as array if singular + if (is_string($newdata)) + { + $newdata = array($newdata => $newval); + } + + // Set each name/value pair + if (count($newdata) > 0) + { + foreach ($newdata as $key => $val) + { + $this->userdata[$key] = $val; + } + } + + // Tell driver data changed + $this->current->sess_save(); + } + + // ------------------------------------------------------------------------ + + /** + * Delete a session variable from the "userdata" array + * + * @param mixed Item name or array of item names + * @return void + */ + public function unset_userdata($newdata = array()) + { + // Wrap single name as array + if (is_string($newdata)) + { + $newdata = array($newdata => ''); + } + + // Unset each item name + if (count($newdata) > 0) + { + foreach (array_keys($newdata) as $key) + { + unset($this->userdata[$key]); + } + } + + // Tell driver data changed + $this->current->sess_save(); + } + + // ------------------------------------------------------------------------ + + /** + * Determine if an item exists + * + * @param string Item name + * @return bool + */ + public function has_userdata($item) + { + return isset($this->userdata[$item]); + } + + // ------------------------------------------------------------------------ + + /** + * Add or change flashdata, only available until the next request + * + * @param mixed Item name or array of items + * @param string Item value or empty string + * @return void + */ + public function set_flashdata($newdata = array(), $newval = '') + { + // Wrap item as array if singular + if (is_string($newdata)) + { + $newdata = array($newdata => $newval); + } + + // Prepend each key name and set value + if (count($newdata) > 0) + { + foreach ($newdata as $key => $val) + { + $flashdata_key = self::FLASHDATA_KEY.self::FLASHDATA_NEW.$key; + $this->set_userdata($flashdata_key, $val); + } + } + } + + // ------------------------------------------------------------------------ + + /** + * Keeps existing flashdata available to next request. + * + * @param string Item key + * @return void + */ + public function keep_flashdata($key) + { + // 'old' flashdata gets removed. Here we mark all flashdata as 'new' to preserve it from _flashdata_sweep() + // Note the function will return NULL if the $key provided cannot be found + $old_flashdata_key = self::FLASHDATA_KEY.self::FLASHDATA_OLD.$key; + $value = $this->userdata($old_flashdata_key); + + $new_flashdata_key = self::FLASHDATA_KEY.self::FLASHDATA_NEW.$key; + $this->set_userdata($new_flashdata_key, $value); + } + + // ------------------------------------------------------------------------ + + /** + * Fetch a specific flashdata item from the session array + * + * @param string Item key + * @return string + */ + public function flashdata($key) + { + // Prepend key and retrieve value + $flashdata_key = self::FLASHDATA_KEY.self::FLASHDATA_OLD.$key; + return $this->userdata($flashdata_key); + } + + // ------------------------------------------------------------------------ + + /** + * Add or change tempdata, only available until expiration + * + * @param mixed Item name or array of items + * @param string Item value or empty string + * @param int Item lifetime in seconds or 0 for default + * @return void + */ + public function set_tempdata($newdata = array(), $newval = '', $expire = 0) + { + // Set expiration time + $expire = time() + ($expire ? $expire : self::TEMP_EXP_DEF); + + // Wrap item as array if singular + if (is_string($newdata)) + { + $newdata = array($newdata => $newval); + } + + // Get or create expiration list + $expirations = $this->userdata(self::EXPIRATION_KEY); + if ( ! $expirations) + { + $expirations = array(); + } + + // Prepend each key name and set value + if (count($newdata) > 0) + { + foreach ($newdata as $key => $val) + { + $tempdata_key = self::FLASHDATA_KEY.self::FLASHDATA_EXP.$key; + $expirations[$tempdata_key] = $expire; + $this->set_userdata($tempdata_key, $val); + } + } + + // Update expiration list + $this->set_userdata(self::EXPIRATION_KEY, $expirations); + } + + // ------------------------------------------------------------------------ + + /** + * Delete a temporary session variable from the "userdata" array + * + * @param mixed Item name or array of item names + * @return void + */ + public function unset_tempdata($newdata = array()) + { + // Get expirations list + $expirations = $this->userdata(self::EXPIRATION_KEY); + if (empty($expirations)) + { + // Nothing to do + return; + } + + // Wrap single name as array + if (is_string($newdata)) + { + $newdata = array($newdata => ''); + } + + // Prepend each item name and unset + if (count($newdata) > 0) + { + foreach (array_keys($newdata) as $key) + { + $tempdata_key = self::FLASHDATA_KEY.self::FLASHDATA_EXP.$key; + unset($expirations[$tempdata_key]); + $this->unset_userdata($tempdata_key); + } + } + + // Update expiration list + $this->set_userdata(self::EXPIRATION_KEY, $expirations); + } + + // ------------------------------------------------------------------------ + + /** + * Fetch a specific tempdata item from the session array + * + * @param string Item key + * @return string + */ + public function tempdata($key) + { + // Prepend key and return value + $tempdata_key = self::FLASHDATA_KEY.self::FLASHDATA_EXP.$key; + return $this->userdata($tempdata_key); + } + + // ------------------------------------------------------------------------ + + /** + * Identifies flashdata as 'old' for removal + * when _flashdata_sweep() runs. + * + * @return void + */ + protected function _flashdata_mark() + { + foreach ($this->all_userdata() as $name => $value) + { + $parts = explode(self::FLASHDATA_NEW, $name); + if (is_array($parts) && count($parts) === 2) + { + $new_name = self::FLASHDATA_KEY.self::FLASHDATA_OLD.$parts[1]; + $this->set_userdata($new_name, $value); + $this->unset_userdata($name); + } + } + } + + // ------------------------------------------------------------------------ + + /** + * Removes all flashdata marked as 'old' + * + * @return void + */ + protected function _flashdata_sweep() + { + $userdata = $this->all_userdata(); + foreach (array_keys($userdata) as $key) + { + if (strpos($key, self::FLASHDATA_OLD)) + { + $this->unset_userdata($key); + } + } + } + + // ------------------------------------------------------------------------ + + /** + * Removes all expired tempdata + * + * @return void + */ + protected function _tempdata_sweep() + { + // Get expirations list + $expirations = $this->userdata(self::EXPIRATION_KEY); + if (empty($expirations)) + { + // Nothing to do + return; + } + + // Unset expired elements + $now = time(); + $userdata = $this->all_userdata(); + foreach (array_keys($userdata) as $key) + { + if (strpos($key, self::FLASHDATA_EXP) && $expirations[$key] < $now) + { + unset($expirations[$key]); + $this->unset_userdata($key); + } + } + + // Update expiration list + $this->set_userdata(self::EXPIRATION_KEY, $expirations); + } + +} + +// ------------------------------------------------------------------------ + +/** + * CI_Session_driver Class + * + * Extend this class to make a new CI_Session driver. + * A CI_Session driver basically manages an array of name/value pairs with some sort of storage mechanism. + * To make a new driver, derive from (extend) CI_Session_driver. Overload the initialize method and read or create + * session data. Then implement a save handler to write changed data to storage (sess_save), a destroy handler + * to remove deleted data (sess_destroy), and an access handler to expose the data (get_userdata). + * Put your driver in the libraries/Session/drivers folder anywhere in the loader paths. This includes the + * application directory, the system directory, or any path you add with $CI->load->add_package_path(). + * Your driver must be named CI_Session_<name>, and your filename must be Session_<name>.php, + * preferably also capitalized. (e.g.: CI_Session_foo in libraries/Session/drivers/Session_foo.php) + * Then specify the driver by setting 'sess_driver' in your config file or as a parameter when loading the CI_Session + * object. (e.g.: $config['sess_driver'] = 'foo'; OR $CI->load->driver('session', array('sess_driver' => 'foo')); ) + * Already provided are the Native driver, which manages the native PHP $_SESSION array, and + * the Cookie driver, which manages the data in a browser cookie, with optional extra storage in a database table. + * + * @package CodeIgniter + * @subpackage Libraries + * @category Sessions + * @author EllisLab Dev Team + */ +abstract class CI_Session_driver extends CI_Driver { + + /** + * Decorate + * + * Decorates the child with the parent driver lib's methods and properties + * + * @param object Parent library object + * @return void + */ + public function decorate($parent) + { + // Call base class decorate first + parent::decorate($parent); + + // Call initialize method now that driver has access to $this->_parent + $this->initialize(); + } + + // ------------------------------------------------------------------------ + + /** + * __call magic method + * + * Handles access to the parent driver library's methods + * + * @param string Library method name + * @param array Method arguments (default: none) + * @return mixed + */ + public function __call($method, $args = array()) + { + // Make sure the parent library uses this driver + $this->_parent->select_driver(get_class($this)); + return parent::__call($method, $args); + } + + // ------------------------------------------------------------------------ + + /** + * Initialize driver + * + * @return void + */ + protected function initialize() + { + // Overload this method to implement initialization + } + + // ------------------------------------------------------------------------ + + /** + * Save the session data + * + * Data in the array has changed - perform any storage synchronization + * necessary. The child class MUST implement this abstract method! + * + * @return void + */ + abstract public function sess_save(); + + // ------------------------------------------------------------------------ + + /** + * Destroy the current session + * + * Clean up storage for this session - it has been terminated. + * The child class MUST implement this abstract method! + * + * @return void + */ + abstract public function sess_destroy(); + + // ------------------------------------------------------------------------ + + /** + * Regenerate the current session + * + * Regenerate the session ID. + * The child class MUST implement this abstract method! + * + * @param bool Destroy session data flag (default: false) + * @return void + */ + abstract public function sess_regenerate($destroy = FALSE); + + // ------------------------------------------------------------------------ + + /** + * Get a reference to user data array + * + * Give array access to the main CI_Session object. + * The child class MUST implement this abstract method! + * + * @return array Reference to userdata + */ + abstract public function &get_userdata(); + +} + +/* End of file Session.php */ +/* Location: ./system/libraries/Session/Session.php */
\ No newline at end of file diff --git a/system/libraries/Session/drivers/Session_cookie.php b/system/libraries/Session/drivers/Session_cookie.php new file mode 100755 index 000000000..4f415cc0d --- /dev/null +++ b/system/libraries/Session/drivers/Session_cookie.php @@ -0,0 +1,824 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * Licensed under the Open Software License version 3.0 + * + * This source file is subject to the Open Software License (OSL 3.0) that is + * bundled with this package in the files license.txt / license.rst. It is + * also available through the world wide web at this URL: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. + * + * @package CodeIgniter + * @author EllisLab Dev Team + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) + * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) + * @link http://codeigniter.com + * @since Version 1.0 + * @filesource + */ + +/** + * Cookie-based session management driver + * + * This is the classic CI_Session functionality, as written by EllisLab, abstracted out to a driver. + * + * @package CodeIgniter + * @subpackage Libraries + * @category Sessions + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/libraries/sessions.html + */ +class CI_Session_cookie extends CI_Session_driver { + + /** + * Whether to encrypt the session cookie + * + * @var bool + */ + public $sess_encrypt_cookie = FALSE; + + /** + * Whether to use to the database for session storage + * + * @var bool + */ + public $sess_use_database = FALSE; + + /** + * Name of the database table in which to store sessions + * + * @var string + */ + public $sess_table_name = ''; + + /** + * Length of time (in seconds) for sessions to expire + * + * @var int + */ + public $sess_expiration = 7200; + + /** + * Whether to kill session on close of browser window + * + * @var bool + */ + public $sess_expire_on_close = FALSE; + + /** + * Whether to match session on ip address + * + * @var bool + */ + public $sess_match_ip = FALSE; + + /** + * Whether to match session on user-agent + * + * @var bool + */ + public $sess_match_useragent = TRUE; + + /** + * Name of session cookie + * + * @var string + */ + public $sess_cookie_name = 'ci_session'; + + /** + * Session cookie prefix + * + * @var string + */ + public $cookie_prefix = ''; + + /** + * Session cookie path + * + * @var string + */ + public $cookie_path = ''; + + /** + * Session cookie domain + * + * @var string + */ + public $cookie_domain = ''; + + /** + * Whether to set the cookie only on HTTPS connections + * + * @var bool + */ + public $cookie_secure = FALSE; + + /** + * Whether cookie should be allowed only to be sent by the server + * + * @var bool + */ + public $cookie_httponly = FALSE; + + /** + * Interval at which to update session + * + * @var int + */ + public $sess_time_to_update = 300; + + /** + * Key with which to encrypt the session cookie + * + * @var string + */ + public $encryption_key = ''; + + /** + * Timezone to use for the current time + * + * @var string + */ + public $time_reference = 'local'; + + /** + * Session data + * + * @var array + */ + public $userdata = array(); + + /** + * Reference to CodeIgniter instance + * + * @var object + */ + public $CI; + + /** + * Current time + * + * @var int + */ + public $now; + + /** + * Default userdata keys + * + * @var array + */ + protected $defaults = array( + 'session_id' => NULL, + 'ip_address' => NULL, + 'user_agent' => NULL, + 'last_activity' => NULL + ); + + /** + * Data needs DB update flag + * + * @var bool + */ + protected $data_dirty = FALSE; + + /** + * Initialize session driver object + * + * @return void + */ + protected function initialize() + { + // Set the super object to a local variable for use throughout the class + $this->CI =& get_instance(); + + // Set all the session preferences, which can either be set + // manually via the $params array or via the config file + $prefs = array( + 'sess_encrypt_cookie', + 'sess_use_database', + 'sess_table_name', + 'sess_expiration', + 'sess_expire_on_close', + 'sess_match_ip', + 'sess_match_useragent', + 'sess_cookie_name', + 'cookie_path', + 'cookie_domain', + 'cookie_secure', + 'cookie_httponly', + 'sess_time_to_update', + 'time_reference', + 'cookie_prefix', + 'encryption_key' + ); + + foreach ($prefs as $key) + { + $this->$key = isset($this->_parent->params[$key]) + ? $this->_parent->params[$key] + : $this->CI->config->item($key); + } + + if ($this->encryption_key === '') + { + show_error('In order to use the Cookie Session driver you are required to set an encryption key in your config file.'); + } + + // Load the string helper so we can use the strip_slashes() function + $this->CI->load->helper('string'); + + // Do we need encryption? If so, load the encryption class + if ($this->sess_encrypt_cookie === TRUE) + { + $this->CI->load->library('encrypt'); + } + + // Check for database + if ($this->sess_use_database === TRUE && $this->sess_table_name !== '') + { + // Load database driver + $this->CI->load->database(); + + // Register shutdown function + register_shutdown_function(array($this, '_update_db')); + } + + // Set the "now" time. Can either be GMT or server time, based on the config prefs. + // We use this to set the "last activity" time + $this->now = $this->_get_time(); + + // Set the session length. If the session expiration is + // set to zero we'll set the expiration two years from now. + if ($this->sess_expiration === 0) + { + $this->sess_expiration = (60*60*24*365*2); + } + + // Set the cookie name + $this->sess_cookie_name = $this->cookie_prefix.$this->sess_cookie_name; + + // Run the Session routine. If a session doesn't exist we'll + // create a new one. If it does, we'll update it. + if ( ! $this->_sess_read()) + { + $this->_sess_create(); + } + else + { + $this->_sess_update(); + } + + // Delete expired sessions if necessary + $this->_sess_gc(); + } + + // ------------------------------------------------------------------------ + + /** + * Write the session data + * + * @return void + */ + public function sess_save() + { + // Check for database + if ($this->sess_use_database === TRUE) + { + // Mark custom data as dirty so we know to update the DB + $this->data_dirty = TRUE; + } + + // Write the cookie + $this->_set_cookie(); + } + + // ------------------------------------------------------------------------ + + /** + * Destroy the current session + * + * @return void + */ + public function sess_destroy() + { + // Kill the session DB row + if ($this->sess_use_database === TRUE && isset($this->userdata['session_id'])) + { + $this->CI->db->delete($this->sess_table_name, array('session_id' => $this->userdata['session_id'])); + $this->data_dirty = FALSE; + } + + // Kill the cookie + $this->_setcookie($this->sess_cookie_name, addslashes(serialize(array())), ($this->now - 31500000), + $this->cookie_path, $this->cookie_domain, 0); + + // Kill session data + $this->userdata = array(); + } + + // ------------------------------------------------------------------------ + + /** + * Regenerate the current session + * + * Regenerate the session id + * + * @param bool Destroy session data flag (default: false) + * @return void + */ + public function sess_regenerate($destroy = FALSE) + { + // Check destroy flag + if ($destroy) + { + // Destroy old session and create new one + $this->sess_destroy(); + $this->_sess_create(); + } + else + { + // Just force an update to recreate the id + $this->_sess_update(TRUE); + } + } + + // ------------------------------------------------------------------------ + + /** + * Get a reference to user data array + * + * @return array Reference to userdata + */ + public function &get_userdata() + { + return $this->userdata; + } + + // ------------------------------------------------------------------------ + + /** + * Fetch the current session data if it exists + * + * @return bool + */ + protected function _sess_read() + { + // Fetch the cookie + $session = $this->CI->input->cookie($this->sess_cookie_name); + + // No cookie? Goodbye cruel world!... + if ($session === NULL) + { + log_message('debug', 'A session cookie was not found.'); + return FALSE; + } + + // Check for encryption + if ($this->sess_encrypt_cookie === TRUE) + { + // Decrypt the cookie data + $session = $this->CI->encrypt->decode($session); + } + else + { + // Encryption was not used, so we need to check the md5 hash in the last 32 chars + $len = strlen($session)-32; + $hash = substr($session, $len); + $session = substr($session, 0, $len); + + // Does the md5 hash match? This is to prevent manipulation of session data in userspace + if ($hash !== md5($session.$this->encryption_key)) + { + log_message('error', 'The session cookie data did not match what was expected. This could be a possible hacking attempt.'); + $this->sess_destroy(); + return FALSE; + } + } + + // Unserialize the session array + $session = $this->_unserialize($session); + + // Is the session data we unserialized an array with the correct format? + if ( ! is_array($session) OR ! isset($session['session_id'], $session['ip_address'], $session['user_agent'], $session['last_activity'])) + { + $this->sess_destroy(); + return FALSE; + } + + // Is the session current? + if (($session['last_activity'] + $this->sess_expiration) < $this->now) + { + $this->sess_destroy(); + return FALSE; + } + + // Does the IP match? + if ($this->sess_match_ip === TRUE && $session['ip_address'] !== $this->CI->input->ip_address()) + { + $this->sess_destroy(); + return FALSE; + } + + // Does the User Agent Match? + if ($this->sess_match_useragent === TRUE && + trim($session['user_agent']) !== trim(substr($this->CI->input->user_agent(), 0, 120))) + { + $this->sess_destroy(); + return FALSE; + } + + // Is there a corresponding session in the DB? + if ($this->sess_use_database === TRUE) + { + $this->CI->db->where('session_id', $session['session_id']); + + if ($this->sess_match_ip === TRUE) + { + $this->CI->db->where('ip_address', $session['ip_address']); + } + + if ($this->sess_match_useragent === TRUE) + { + $this->CI->db->where('user_agent', $session['user_agent']); + } + + // Is caching in effect? Turn it off + $db_cache = $this->CI->db->cache_on; + $this->CI->db->cache_off(); + + $query = $this->CI->db->limit(1)->get($this->sess_table_name); + + // Was caching in effect? + if ($db_cache) + { + // Turn it back on + $this->CI->db->cache_on(); + } + + // No result? Kill it! + if ($query->num_rows() === 0) + { + $this->sess_destroy(); + return FALSE; + } + + // Is there custom data? If so, add it to the main session array + $row = $query->row(); + if ( ! empty($row->user_data)) + { + $custom_data = $this->_unserialize($row->user_data); + + if (is_array($custom_data)) + { + $session = $session + $custom_data; + } + } + } + + // Session is valid! + $this->userdata = $session; + return TRUE; + } + + // ------------------------------------------------------------------------ + + /** + * Create a new session + * + * @return void + */ + protected function _sess_create() + { + // Initialize userdata + $this->userdata = array( + 'session_id' => $this->_make_sess_id(), + 'ip_address' => $this->CI->input->ip_address(), + 'user_agent' => substr($this->CI->input->user_agent(), 0, 120), + 'last_activity' => $this->now, + ); + + // Check for database + if ($this->sess_use_database === TRUE) + { + // Add empty user_data field and save the data to the DB + $this->CI->db->set('user_data', '')->insert($this->sess_table_name, $this->userdata); + } + + // Write the cookie + $this->_set_cookie(); + } + + // ------------------------------------------------------------------------ + + /** + * Update an existing session + * + * @param bool Force update flag (default: false) + * @return void + */ + protected function _sess_update($force = FALSE) + { + // We only update the session every five minutes by default (unless forced) + if ( ! $force && ($this->userdata['last_activity'] + $this->sess_time_to_update) >= $this->now) + { + return; + } + + // Update last activity to now + $this->userdata['last_activity'] = $this->now; + + // Save the old session id so we know which DB record to update + $old_sessid = $this->userdata['session_id']; + + // Changing the session ID during an AJAX call causes problems + if ( ! $this->CI->input->is_ajax_request()) + { + // Get new id + $this->userdata['session_id'] = $this->_make_sess_id(); + } + + // Check for database + if ($this->sess_use_database === TRUE) + { + // Update the session ID and last_activity field in the DB + $this->CI->db->update($this->sess_table_name, array( + 'last_activity' => $this->now, + 'session_id' => $this->userdata['session_id'] + ), array('session_id' => $old_sessid)); + } + + // Write the cookie + $this->_set_cookie(); + } + + // ------------------------------------------------------------------------ + + /** + * Update database with current data + * + * This gets called from the shutdown function and also + * registered with PHP to run at the end of the request + * so it's guaranteed to update even when a fatal error + * occurs. The first call makes the update and clears the + * dirty flag so it won't happen twice. + * + * @return void + */ + public function _update_db() + { + // Check for database and dirty flag and unsaved + if ($this->sess_use_database === TRUE && $this->data_dirty === TRUE) + { + // Set up activity and data fields to be set + // If we don't find custom data, user_data will remain an empty string + $set = array( + 'last_activity' => $this->userdata['last_activity'], + 'user_data' => '' + ); + + // Get the custom userdata, leaving out the defaults + // (which get stored in the cookie) + $userdata = array_diff_key($this->userdata, $this->defaults); + + // Did we find any custom data? + if ( ! empty($userdata)) + { + // Serialize the custom data array so we can store it + $set['user_data'] = $this->_serialize($userdata); + } + + // Run the update query + // Any time we change the session id, it gets updated immediately, + // so our where clause below is always safe + $this->CI->db->update($this->sess_table_name, $set, array('session_id' => $this->userdata['session_id'])); + + // Clear dirty flag to prevent double updates + $this->data_dirty = FALSE; + + log_message('debug', 'CI_Session Data Saved To DB'); + } + } + + // ------------------------------------------------------------------------ + + /** + * Generate a new session id + * + * @return string Hashed session id + */ + protected function _make_sess_id() + { + $new_sessid = ''; + do + { + $new_sessid .= mt_rand(0, mt_getrandmax()); + } + while (strlen($new_sessid) < 32); + + // To make the session ID even more secure we'll combine it with the user's IP + $new_sessid .= $this->CI->input->ip_address(); + + // Turn it into a hash and return + return md5(uniqid($new_sessid, TRUE)); + } + + // ------------------------------------------------------------------------ + + /** + * Get the "now" time + * + * @return int Time + */ + protected function _get_time() + { + if ($this->time_reference === 'local' OR $this->time_reference === date_default_timezone_get()) + { + return time(); + } + + $datetime = new DateTime('now', new DateTimeZone($this->time_reference)); + sscanf($datetime->format('j-n-Y G:i:s'), '%d-%d-%d %d:%d:%d', $day, $month, $year, $hour, $minute, $second); + + return mktime($hour, $minute, $second, $month, $day, $year); + } + + // ------------------------------------------------------------------------ + + /** + * Write the session cookie + * + * @return void + */ + protected function _set_cookie() + { + // Get userdata (only defaults if database) + $cookie_data = ($this->sess_use_database === TRUE) + ? array_intersect_key($this->userdata, $this->defaults) + : $this->userdata; + + // Serialize the userdata for the cookie + $cookie_data = $this->_serialize($cookie_data); + + $cookie_data = ($this->sess_encrypt_cookie === TRUE) + ? $this->CI->encrypt->encode($cookie_data) + // if encryption is not used, we provide an md5 hash to prevent userside tampering + : $cookie_data.md5($cookie_data.$this->encryption_key); + + $expire = ($this->sess_expire_on_close === TRUE) ? 0 : $this->sess_expiration + time(); + + // Set the cookie + $this->_setcookie($this->sess_cookie_name, $cookie_data, $expire, $this->cookie_path, $this->cookie_domain, + $this->cookie_secure, $this->cookie_httponly); + } + + // ------------------------------------------------------------------------ + + /** + * Set a cookie with the system + * + * This abstraction of the setcookie call allows overriding for unit testing + * + * @param string Cookie name + * @param string Cookie value + * @param int Expiration time + * @param string Cookie path + * @param string Cookie domain + * @param bool Secure connection flag + * @param bool HTTP protocol only flag + * @return void + */ + protected function _setcookie($name, $value = '', $expire = 0, $path = '', $domain = '', $secure = FALSE, $httponly = FALSE) + { + setcookie($name, $value, $expire, $path, $domain, $secure, $httponly); + } + + // ------------------------------------------------------------------------ + + /** + * Serialize an array + * + * This function first converts any slashes found in the array to a temporary + * marker, so when it gets unserialized the slashes will be preserved + * + * @param mixed Data to serialize + * @return string Serialized data + */ + protected function _serialize($data) + { + if (is_array($data)) + { + array_walk_recursive($data, array(&$this, '_escape_slashes')); + } + elseif (is_string($data)) + { + $data = str_replace('\\', '{{slash}}', $data); + } + + return serialize($data); + } + + // ------------------------------------------------------------------------ + + /** + * Escape slashes + * + * This function converts any slashes found into a temporary marker + * + * @param string Value + * @param string Key + * @return void + */ + protected function _escape_slashes(&$val, $key) + { + if (is_string($val)) + { + $val = str_replace('\\', '{{slash}}', $val); + } + } + + // ------------------------------------------------------------------------ + + /** + * Unserialize + * + * This function unserializes a data string, then converts any + * temporary slash markers back to actual slashes + * + * @param mixed Data to unserialize + * @return mixed Unserialized data + */ + protected function _unserialize($data) + { + $data = @unserialize(strip_slashes(trim($data))); + + if (is_array($data)) + { + array_walk_recursive($data, array(&$this, '_unescape_slashes')); + return $data; + } + + return is_string($data) ? str_replace('{{slash}}', '\\', $data) : $data; + } + + // ------------------------------------------------------------------------ + + /** + * Unescape slashes + * + * This function converts any slash markers back into actual slashes + * + * @param string Value + * @param string Key + * @return void + */ + protected function _unescape_slashes(&$val, $key) + { + if (is_string($val)) + { + $val= str_replace('{{slash}}', '\\', $val); + } + } + + // ------------------------------------------------------------------------ + + /** + * Garbage collection + * + * This deletes expired session rows from database + * if the probability percentage is met + * + * @return void + */ + protected function _sess_gc() + { + if ($this->sess_use_database !== TRUE) + { + return; + } + + $probability = ini_get('session.gc_probability'); + $divisor = ini_get('session.gc_divisor'); + + srand(time()); + if ((mt_rand(0, $divisor) / $divisor) < $probability) + { + $expire = $this->now - $this->sess_expiration; + $this->CI->db->delete($this->sess_table_name, 'last_activity < '.$expire); + + log_message('debug', 'Session garbage collection performed.'); + } + } + +} + +/* End of file Session_cookie.php */ +/* Location: ./system/libraries/Session/drivers/Session_cookie.php */
\ No newline at end of file diff --git a/system/libraries/Session/drivers/Session_native.php b/system/libraries/Session/drivers/Session_native.php new file mode 100755 index 000000000..c97e15356 --- /dev/null +++ b/system/libraries/Session/drivers/Session_native.php @@ -0,0 +1,232 @@ +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * Licensed under the Open Software License version 3.0 + * + * This source file is subject to the Open Software License (OSL 3.0) that is + * bundled with this package in the files license.txt / license.rst. It is + * also available through the world wide web at this URL: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. + * + * @package CodeIgniter + * @author EllisLab Dev Team + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) + * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) + * @link http://codeigniter.com + * @since Version 1.0 + * @filesource + */ + +/** + * Native PHP session management driver + * + * This is the driver that uses the native PHP $_SESSION array through the Session driver library. + * + * @package CodeIgniter + * @subpackage Libraries + * @category Sessions + * @author EllisLab Dev Team + */ +class CI_Session_native extends CI_Session_driver { + + /** + * Initialize session driver object + * + * @return void + */ + protected function initialize() + { + // Get config parameters + $config = array(); + $CI =& get_instance(); + $prefs = array( + 'sess_cookie_name', + 'sess_expire_on_close', + 'sess_expiration', + 'sess_match_ip', + 'sess_match_useragent', + 'sess_time_to_update', + 'cookie_prefix', + 'cookie_path', + 'cookie_domain' + ); + + foreach ($prefs as $key) + { + $config[$key] = isset($this->_parent->params[$key]) + ? $this->_parent->params[$key] + : $CI->config->item($key); + } + + // Set session name, if specified + if ($config['sess_cookie_name']) + { + // Differentiate name from cookie driver with '_id' suffix + $name = $config['sess_cookie_name'].'_id'; + if ($config['cookie_prefix']) + { + // Prepend cookie prefix + $name = $config['cookie_prefix'].$name; + } + session_name($name); + } + + // Set expiration, path, and domain + $expire = 7200; + $path = '/'; + $domain = ''; + if ($config['sess_expiration'] !== FALSE) + { + // Default to 2 years if expiration is "0" + $expire = ($config['sess_expiration'] == 0) ? (60*60*24*365*2) : $config['sess_expiration']; + } + + if ($config['cookie_path']) + { + // Use specified path + $path = $config['cookie_path']; + } + + if ($config['cookie_domain']) + { + // Use specified domain + $domain = $config['cookie_domain']; + } + session_set_cookie_params($config['sess_expire_on_close'] ? 0 : $expire, $path, $domain); + + // Start session + session_start(); + + // Check session expiration, ip, and agent + $now = time(); + $destroy = FALSE; + if (isset($_SESSION['last_activity']) && ($_SESSION['last_activity'] + $expire) < $now) + { + // Expired - destroy + $destroy = TRUE; + } + elseif ($config['sess_match_ip'] === TRUE && isset($_SESSION['ip_address']) + && $_SESSION['ip_address'] !== $CI->input->ip_address()) + { + // IP doesn't match - destroy + $destroy = TRUE; + } + elseif ($config['sess_match_useragent'] === TRUE && isset($_SESSION['user_agent']) + && $_SESSION['user_agent'] !== trim(substr($CI->input->user_agent(), 0, 50))) + { + // Agent doesn't match - destroy + $destroy = TRUE; + } + + // Destroy expired or invalid session + if ($destroy) + { + // Clear old session and start new + $this->sess_destroy(); + session_start(); + } + + // Check for update time + if ($config['sess_time_to_update'] && isset($_SESSION['last_activity']) + && ($_SESSION['last_activity'] + $config['sess_time_to_update']) < $now) + { + // Regenerate ID, but don't destroy session + $this->sess_regenerate(FALSE); + } + + // Set activity time + $_SESSION['last_activity'] = $now; + + // Set matching values as required + if ($config['sess_match_ip'] === TRUE && ! isset($_SESSION['ip_address'])) + { + // Store user IP address + $_SESSION['ip_address'] = $CI->input->ip_address(); + } + + if ($config['sess_match_useragent'] === TRUE && ! isset($_SESSION['user_agent'])) + { + // Store user agent string + $_SESSION['user_agent'] = trim(substr($CI->input->user_agent(), 0, 50)); + } + + // Make session ID available + $_SESSION['session_id'] = session_id(); + } + + // ------------------------------------------------------------------------ + + /** + * Save the session data + * + * @return void + */ + public function sess_save() + { + // Nothing to do - changes to $_SESSION are automatically saved + } + + // ------------------------------------------------------------------------ + + /** + * Destroy the current session + * + * @return void + */ + public function sess_destroy() + { + // Cleanup session + $_SESSION = array(); + $name = session_name(); + if (isset($_COOKIE[$name])) + { + // Clear session cookie + $params = session_get_cookie_params(); + setcookie($name, '', time() - 42000, $params['path'], $params['domain']); + unset($_COOKIE[$name]); + } + session_destroy(); + } + + // ------------------------------------------------------------------------ + + /** + * Regenerate the current session + * + * Regenerate the session id + * + * @param bool Destroy session data flag (default: FALSE) + * @return void + */ + public function sess_regenerate($destroy = FALSE) + { + // Just regenerate id, passing destroy flag + session_regenerate_id($destroy); + $_SESSION['session_id'] = session_id(); + } + + // ------------------------------------------------------------------------ + + /** + * Get a reference to user data array + * + * @return array Reference to userdata + */ + public function &get_userdata() + { + // Just return reference to $_SESSION + return $_SESSION; + } + +} + +/* End of file Session_native.php */ +/* Location: ./system/libraries/Session/drivers/Session_native.php */
\ No newline at end of file diff --git a/system/libraries/Table.php b/system/libraries/Table.php index f844d6435..0f8404d85 100644 --- a/system/libraries/Table.php +++ b/system/libraries/Table.php @@ -169,7 +169,7 @@ class CI_Table { // will want headings from a one-dimensional array $this->auto_heading = FALSE; - if ($col_limit == 0) + if ($col_limit === 0) { return $array; } @@ -298,7 +298,7 @@ class CI_Table { } elseif (is_array($table_data)) { - $set_heading = (count($this->heading) !== 0 OR $this->auto_heading != FALSE); + $set_heading = (count($this->heading) !== 0 OR $this->auto_heading !== FALSE); $this->_set_from_array($table_data, $set_heading); } } @@ -336,7 +336,7 @@ class CI_Table { foreach ($heading as $key => $val) { - if ($key != 'data') + if ($key !== 'data') { $temp = str_replace('<th', '<th '.$key.'="'.$val.'"', $temp); } @@ -481,7 +481,7 @@ class CI_Table { foreach ($data as $row) { // If a heading hasn't already been set we'll use the first row of the array as the heading - if ($i++ === 0 && count($data) > 1 && count($this->heading) === 0 && $set_heading == TRUE) + if ($i++ === 0 && count($data) > 1 && count($this->heading) === 0 && $set_heading === TRUE) { $this->heading = $this->_prep_args($row); } @@ -501,7 +501,7 @@ class CI_Table { */ protected function _compile_template() { - if ($this->template == NULL) + if ($this->template === NULL) { $this->template = $this->_default_template(); return; diff --git a/system/libraries/Trackback.php b/system/libraries/Trackback.php index 6761f63a5..9a680dc2a 100644 --- a/system/libraries/Trackback.php +++ b/system/libraries/Trackback.php @@ -88,7 +88,7 @@ class CI_Trackback { } // Convert High ASCII Characters - if ($this->convert_ascii == TRUE && in_array($item, array('excerpt', 'title', 'blog_name'))) + if ($this->convert_ascii === TRUE && in_array($item, array('excerpt', 'title', 'blog_name'))) { $$item = $this->convert_ascii($$item); } @@ -106,7 +106,7 @@ class CI_Trackback { { foreach ($ping_url as $url) { - if ($this->process($url, $data) == FALSE) + if ($this->process($url, $data) === FALSE) { $return = FALSE; } @@ -132,7 +132,7 @@ class CI_Trackback { { foreach (array('url', 'title', 'blog_name', 'excerpt') as $val) { - if ( ! isset($_POST[$val]) OR $_POST[$val] == '') + if (empty($_POST[$val])) { $this->set_error('The following required POST variable is missing: '.$val); return FALSE; @@ -140,14 +140,14 @@ class CI_Trackback { $this->data['charset'] = isset($_POST['charset']) ? strtoupper(trim($_POST['charset'])) : 'auto'; - if ($val != 'url' && MB_ENABLED === TRUE) + if ($val !== 'url' && MB_ENABLED === TRUE) { $_POST[$val] = mb_convert_encoding($_POST[$val], $this->charset, $this->data['charset']); } - $_POST[$val] = ($val != 'url') ? $this->convert_xml(strip_tags($_POST[$val])) : strip_tags($_POST[$val]); + $_POST[$val] = ($val !== 'url') ? $this->convert_xml(strip_tags($_POST[$val])) : strip_tags($_POST[$val]); - if ($val == 'excerpt') + if ($val === 'excerpt') { $_POST['excerpt'] = $this->limit_characters($_POST['excerpt']); } diff --git a/system/libraries/Typography.php b/system/libraries/Typography.php index 6aaa993ae..a50934f2c 100644 --- a/system/libraries/Typography.php +++ b/system/libraries/Typography.php @@ -95,7 +95,7 @@ class CI_Typography { */ public function auto_typography($str, $reduce_linebreaks = FALSE) { - if ($str == '') + if ($str === '') { return ''; } @@ -173,7 +173,7 @@ class CI_Typography { $process = ($match[1] === '/'); } - if ($match[1] == '') + if ($match[1] === '') { $this->last_block_element = $match[2]; } @@ -344,7 +344,7 @@ class CI_Typography { */ protected function _format_newlines($str) { - if ($str == '' OR (strpos($str, "\n") === FALSE && ! in_array($this->last_block_element, $this->inner_block_required))) + if ($str === '' OR (strpos($str, "\n") === FALSE && ! in_array($this->last_block_element, $this->inner_block_required))) { return $str; } @@ -356,7 +356,7 @@ class CI_Typography { $str = preg_replace("/([^\n])(\n)([^\n])/", '\\1<br />\\2\\3', $str); // Wrap the whole enchilada in enclosing paragraphs - if ($str != "\n") + if ($str !== "\n") { // We trim off the right-side new line so that the closing </p> tag // will be positioned immediately following the string, matching diff --git a/system/libraries/Unit_test.php b/system/libraries/Unit_test.php index 6ec2dcd5d..c2c01758e 100644 --- a/system/libraries/Unit_test.php +++ b/system/libraries/Unit_test.php @@ -93,7 +93,7 @@ class CI_Unit_test { */ public function run($test, $expected = TRUE, $test_name = 'undefined', $notes = '') { - if ($this->active == FALSE) + if ($this->active === FALSE) { return FALSE; } @@ -106,7 +106,7 @@ class CI_Unit_test { } else { - $result = ($this->strict == TRUE) ? ($test === $expected) : ($test == $expected); + $result = ($this->strict === TRUE) ? ($test === $expected) : ($test === $expected); $extype = gettype($expected); } @@ -124,7 +124,7 @@ class CI_Unit_test { $this->results[] = $report; - return($this->report($this->result($report))); + return $this->report($this->result($report)); } // -------------------------------------------------------------------- @@ -155,13 +155,13 @@ class CI_Unit_test { foreach ($res as $key => $val) { - if ($key == $CI->lang->line('ut_result')) + if ($key === $CI->lang->line('ut_result')) { - if ($val == $CI->lang->line('ut_passed')) + if ($val === $CI->lang->line('ut_passed')) { $val = '<span style="color: #0C0;">'.$val.'</span>'; } - elseif ($val == $CI->lang->line('ut_failed')) + elseif ($val === $CI->lang->line('ut_failed')) { $val = '<span style="color: #C00;">'.$val.'</span>'; } @@ -240,6 +240,11 @@ class CI_Unit_test { { foreach ($val as $k => $v) { + if ( ! in_array($k, $this->_test_items_visible)) + { + continue; + } + if (FALSE !== ($line = $CI->lang->line(strtolower('ut_'.$v)))) { $v = $line; @@ -289,15 +294,11 @@ class CI_Unit_test { */ protected function _backtrace() { - if (function_exists('debug_backtrace')) - { - $back = debug_backtrace(); - return array( - 'file' => (isset($back[1]['file']) ? $back[1]['file'] : ''), - 'line' => (isset($back[1]['line']) ? $back[1]['line'] : '') - ); - } - return array('file' => 'Unknown', 'line' => 'Unknown'); + $back = debug_backtrace(); + return array( + 'file' => (isset($back[1]['file']) ? $back[1]['file'] : ''), + 'line' => (isset($back[1]['line']) ? $back[1]['line'] : '') + ); } // -------------------------------------------------------------------- diff --git a/system/libraries/Upload.php b/system/libraries/Upload.php index 271c6d21f..d381440cd 100644 --- a/system/libraries/Upload.php +++ b/system/libraries/Upload.php @@ -59,6 +59,7 @@ class CI_Upload { public $error_msg = array(); public $mimes = array(); public $remove_spaces = TRUE; + public $detect_mime = TRUE; public $xss_clean = FALSE; public $temp_prefix = 'temp_file_'; public $client_name = ''; @@ -78,6 +79,8 @@ class CI_Upload { $this->initialize($props); } + $this->mimes =& get_mimes(); + log_message('debug', 'Upload Class Initialized'); } @@ -113,8 +116,8 @@ class CI_Upload { 'image_type' => '', 'image_size_str' => '', 'error_msg' => array(), - 'mimes' => array(), 'remove_spaces' => TRUE, + 'detect_mime' => TRUE, 'xss_clean' => FALSE, 'temp_prefix' => 'temp_file_', 'client_name' => '' @@ -208,7 +211,13 @@ class CI_Upload { // Set the uploaded data as class variables $this->file_temp = $_FILES[$field]['tmp_name']; $this->file_size = $_FILES[$field]['size']; - $this->_file_mime_type($_FILES[$field]); + + // Skip MIME type detection? + if ($this->detect_mime !== FALSE) + { + $this->_file_mime_type($_FILES[$field]); + } + $this->file_type = preg_replace('/^(.+?);.*$/', '\\1', $this->file_type); $this->file_type = strtolower(trim(stripslashes($this->file_type), '"')); $this->file_name = $this->_prep_filename($_FILES[$field]['name']); @@ -223,7 +232,7 @@ class CI_Upload { } // if we're overriding, let's now make sure the new name and type is allowed - if ($this->_file_name_override != '') + if ($this->_file_name_override !== '') { $this->file_name = $this->_prep_filename($this->_file_name_override); @@ -276,7 +285,7 @@ class CI_Upload { } // Remove white spaces in the name - if ($this->remove_spaces == TRUE) + if ($this->remove_spaces === TRUE) { $this->file_name = preg_replace('/\s+/', '_', $this->file_name); } @@ -289,7 +298,7 @@ class CI_Upload { */ $this->orig_name = $this->file_name; - if ($this->overwrite == FALSE) + if ($this->overwrite === FALSE) { $this->file_name = $this->set_filename($this->upload_path, $this->file_name); @@ -346,11 +355,12 @@ class CI_Upload { * Returns an associative array containing all of the information * related to the upload, allowing the developer easy access in one array. * - * @return array + * @param string + * @return mixed */ - public function data() + public function data($index = NULL) { - return array( + $data = array( 'file_name' => $this->file_name, 'file_type' => $this->file_type, 'file_path' => $this->upload_path, @@ -366,6 +376,13 @@ class CI_Upload { 'image_type' => $this->image_type, 'image_size_str' => $this->image_size_str, ); + + if ( ! empty($index)) + { + return isset($data[$index]) ? $data[$index] : NULL; + } + + return $data; } // -------------------------------------------------------------------- @@ -397,7 +414,7 @@ class CI_Upload { */ public function set_filename($path, $filename) { - if ($this->encrypt_name == TRUE) + if ($this->encrypt_name === TRUE) { mt_srand(); $filename = md5(uniqid(mt_rand())).$this->file_ext; @@ -420,7 +437,7 @@ class CI_Upload { } } - if ($new_filename == '') + if ($new_filename === '') { $this->set_error('upload_bad_filename'); return FALSE; @@ -545,7 +562,7 @@ class CI_Upload { */ public function set_xss_clean($flag = FALSE) { - $this->xss_clean = ($flag == TRUE); + $this->xss_clean = ($flag === TRUE); } // -------------------------------------------------------------------- @@ -641,7 +658,7 @@ class CI_Upload { */ public function is_allowed_filesize() { - return ($this->max_size == 0 OR $this->max_size > $this->file_size); + return ($this->max_size === 0 OR $this->max_size > $this->file_size); } // -------------------------------------------------------------------- @@ -687,13 +704,13 @@ class CI_Upload { */ public function validate_upload_path() { - if ($this->upload_path == '') + if ($this->upload_path === '') { $this->set_error('upload_no_filepath'); return FALSE; } - if (function_exists('realpath') && @realpath($this->upload_path) !== FALSE) + if (@realpath($this->upload_path) !== FALSE) { $this->upload_path = str_replace('\\', '/', realpath($this->upload_path)); } @@ -747,6 +764,8 @@ class CI_Upload { ';', '?', '/', + '!', + '#', '%20', '%22', '%3c', // < @@ -812,17 +831,17 @@ class CI_Upload { return FALSE; } - if (function_exists('memory_get_usage') && memory_get_usage() && ini_get('memory_limit') != '') + if (memory_get_usage() && ($memory_limit = ini_get('memory_limit'))) { - $current = ini_get('memory_limit') * 1024 * 1024; + $memory_limit *= 1024 * 1024; // There was a bug/behavioural change in PHP 5.2, where numbers over one million get output // into scientific notation. number_format() ensures this number is an integer // http://bugs.php.net/bug.php?id=43053 - $new_memory = number_format(ceil(filesize($file) + $current), 0, '.', ''); + $memory_limit = number_format(ceil(filesize($file) + $memory_limit), 0, '.', ''); - ini_set('memory_limit', $new_memory); // When an integer is used, the value is measured in bytes. - PHP.net + ini_set('memory_limit', $memory_limit); // When an integer is used, the value is measured in bytes. - PHP.net } // If the file being uploaded is an image, then we should have no problem with XSS attacks (in theory), but @@ -846,14 +865,8 @@ class CI_Upload { // <a, <body, <head, <html, <img, <plaintext, <pre, <script, <table, <title // title is basically just in SVG, but we filter it anyhow - if ( ! preg_match('/<(a|body|head|html|img|plaintext|pre|script|table|title)[\s>]/i', $opening_bytes)) - { - return TRUE; // its an image, no "triggers" detected in the first 256 bytes, we're good - } - else - { - return FALSE; - } + // if its an image or no "triggers" detected in the first 256 bytes - we're good + return ! preg_match('/<(a|body|head|html|img|plaintext|pre|script|table|title)[\s>]/i', $opening_bytes); } if (($data = @file_get_contents($file)) === FALSE) @@ -882,14 +895,14 @@ class CI_Upload { { foreach ($msg as $val) { - $msg = ($CI->lang->line($val) == FALSE) ? $val : $CI->lang->line($val); + $msg = ($CI->lang->line($val) === FALSE) ? $val : $CI->lang->line($val); $this->error_msg[] = $msg; log_message('error', $msg); } } else { - $msg = ($CI->lang->line($msg) == FALSE) ? $msg : $CI->lang->line($msg); + $msg = ($CI->lang->line($msg) === FALSE) ? $msg : $CI->lang->line($msg); $this->error_msg[] = $msg; log_message('error', $msg); } @@ -922,26 +935,6 @@ class CI_Upload { */ public function mimes_types($mime) { - global $mimes; - - if (count($this->mimes) == 0) - { - if (defined('ENVIRONMENT') && is_file(APPPATH.'config/'.ENVIRONMENT.'/mimes.php')) - { - include(APPPATH.'config/'.ENVIRONMENT.'/mimes.php'); - } - elseif (is_file(APPPATH.'config/mimes.php')) - { - include(APPPATH.'config/mimes.php'); - } - else - { - return FALSE; - } - - $this->mimes = $mimes; - } - return isset($this->mimes[$mime]) ? $this->mimes[$mime] : FALSE; } @@ -958,7 +951,7 @@ class CI_Upload { */ protected function _prep_filename($filename) { - if (strpos($filename, '.') === FALSE OR $this->allowed_types == '*') + if (strpos($filename, '.') === FALSE OR $this->allowed_types === '*') { return $filename; } @@ -1005,7 +998,7 @@ class CI_Upload { */ if (function_exists('finfo_file')) { - $finfo = finfo_open(FILEINFO_MIME); + $finfo = @finfo_open(FILEINFO_MIME); if (is_resource($finfo)) // It is possible that a FALSE value is returned, if there is no magic MIME database file found on the system { $mime = @finfo_file($finfo, $file['tmp_name']); @@ -1036,7 +1029,9 @@ class CI_Upload { */ if (DIRECTORY_SEPARATOR !== '\\') { - $cmd = 'file --brief --mime '.escapeshellarg($file['tmp_name']).' 2>&1'; + $cmd = function_exists('escapeshellarg') + ? 'file --brief --mime '.escapeshellarg($file['tmp_name']).' 2>&1' + : 'file --brief --mime '.$file['tmp_name'].' 2>&1'; if (function_exists('exec')) { diff --git a/system/libraries/Xmlrpc.php b/system/libraries/Xmlrpc.php index 0d2533855..dc5d27f8c 100644..100755 --- a/system/libraries/Xmlrpc.php +++ b/system/libraries/Xmlrpc.php @@ -174,7 +174,7 @@ class CI_Xmlrpc { * @param int port * @return void */ - public function server($url, $port = 80) + public function server($url, $port = 80, $proxy = FALSE, $proxy_port = 8080) { if (strpos($url, 'http') !== 0) { @@ -190,7 +190,7 @@ class CI_Xmlrpc { $path .= '?'.$parts['query']; } - $this->client = new XML_RPC_Client($path, $parts['host'], $port); + $this->client = new XML_RPC_Client($path, $parts['host'], $port, $proxy, $proxy_port); } // -------------------------------------------------------------------- @@ -256,7 +256,7 @@ class CI_Xmlrpc { */ public function set_debug($flag = TRUE) { - $this->debug = ($flag == TRUE); + $this->debug = ($flag === TRUE); } // -------------------------------------------------------------------- @@ -277,7 +277,7 @@ class CI_Xmlrpc { } else { - if (is_array($value[0]) && ($value[1] == 'struct' OR $value[1] == 'array')) + if (is_array($value[0]) && ($value[1] === 'struct' OR $value[1] === 'array')) { while (list($k) = each($value[0])) { @@ -385,6 +385,8 @@ class XML_RPC_Client extends CI_Xmlrpc public $path = ''; public $server = ''; public $port = 80; + public $proxy = FALSE; + public $proxy_port = 8080; public $errno = ''; public $errstring = ''; public $timeout = 5; @@ -398,13 +400,15 @@ class XML_RPC_Client extends CI_Xmlrpc * @param int * @return void */ - public function __construct($path, $server, $port = 80) + public function __construct($path, $server, $port = 80, $proxy = FALSE, $proxy_port = 8080) { parent::__construct(); $this->port = $port; $this->server = $server; $this->path = $path; + $this->proxy = $proxy; + $this->proxy_port = $proxy_port; } // -------------------------------------------------------------------- @@ -436,7 +440,18 @@ class XML_RPC_Client extends CI_Xmlrpc */ public function sendPayload($msg) { - $fp = @fsockopen($this->server, $this->port,$this->errno, $this->errstring, $this->timeout); + if ($this->proxy === FALSE) + { + $server = $this->server; + $port = $this->port; + } + else + { + $server = $this->proxy; + $port = $this->proxy_port; + } + + $fp = @fsockopen($server, $port, $this->errno, $this->errstring, $this->timeout); if ( ! is_resource($fp)) { @@ -496,7 +511,7 @@ class XML_RPC_Response */ public function __construct($val, $code = 0, $fstr = '') { - if ($code != 0) + if ($code !== 0) { // error $this->errno = $code; @@ -636,11 +651,11 @@ class XML_RPC_Response { $kind = $xmlrpc_val->kindOf(); - if ($kind == 'scalar') + if ($kind === 'scalar') { return $xmlrpc_val->scalarval(); } - elseif ($kind == 'array') + elseif ($kind === 'array') { reset($xmlrpc_val->me); $b = current($xmlrpc_val->me); @@ -652,7 +667,7 @@ class XML_RPC_Response } return $arr; } - elseif ($kind == 'struct') + elseif ($kind === 'struct') { reset($xmlrpc_val->me['struct']); $arr = array(); @@ -680,7 +695,7 @@ class XML_RPC_Response $t = 0; if (preg_match('/([0-9]{4})([0-9]{2})([0-9]{2})T([0-9]{2}):([0-9]{2}):([0-9]{2})/', $time, $regs)) { - $fnc = ($utc == TRUE) ? 'gmmktime' : 'mktime'; + $fnc = ($utc === TRUE) ? 'gmmktime' : 'mktime'; $t = $fnc($regs[4], $regs[5], $regs[6], $regs[2], $regs[3], $regs[1]); } return $t; @@ -778,7 +793,7 @@ class XML_RPC_Message extends CI_Xmlrpc } // Check for HTTP 200 Response - if (strncmp($data, 'HTTP', 4) === 0 && ! preg_match('/^HTTP\/[0-9\.]+ 200 /', $data)) + if (strpos($data, 'HTTP') === 0 && ! preg_match('/^HTTP\/[0-9\.]+ 200 /', $data)) { $errstr = substr($data, 0, strpos($data, "\n")-1); return new XML_RPC_Response(0, $this->xmlrpcerr['http_error'], $this->xmlrpcstr['http_error'].' ('.$errstr.')'); @@ -873,7 +888,7 @@ class XML_RPC_Message extends CI_Xmlrpc $errstr_v = $v->me['struct']['faultString']; $errno = $errno_v->scalarval(); - if ($errno == 0) + if ($errno === 0) { // FAULT returned, errno needs to reflect that $errno = -1; @@ -921,9 +936,9 @@ class XML_RPC_Message extends CI_Xmlrpc if ($this->xh[$the_parser]['isf'] > 1) return; // Evaluate and check for correct nesting of XML elements - if (count($this->xh[$the_parser]['stack']) == 0) + if (count($this->xh[$the_parser]['stack']) === 0) { - if ($name != 'METHODRESPONSE' && $name != 'METHODCALL') + if ($name !== 'METHODRESPONSE' && $name !== 'METHODCALL') { $this->xh[$the_parser]['isf'] = 2; $this->xh[$the_parser]['isf_reason'] = 'Top level XML-RPC element is missing'; @@ -968,7 +983,7 @@ class XML_RPC_Message extends CI_Xmlrpc case 'DOUBLE': case 'DATETIME.ISO8601': case 'BASE64': - if ($this->xh[$the_parser]['vt'] != 'value') + if ($this->xh[$the_parser]['vt'] !== 'value') { //two data elements inside a value: an error occurred! $this->xh[$the_parser]['isf'] = 2; @@ -1002,7 +1017,7 @@ class XML_RPC_Message extends CI_Xmlrpc // Add current element name to stack, to allow validation of nesting array_unshift($this->xh[$the_parser]['stack'], $name); - $name == 'VALUE' OR $this->xh[$the_parser]['lv'] = 0; + $name === 'VALUE' OR $this->xh[$the_parser]['lv'] = 0; } // -------------------------------------------------------------------- @@ -1045,20 +1060,20 @@ class XML_RPC_Message extends CI_Xmlrpc case 'BASE64': $this->xh[$the_parser]['vt'] = strtolower($name); - if ($name == 'STRING') + if ($name === 'STRING') { $this->xh[$the_parser]['value'] = $this->xh[$the_parser]['ac']; } - elseif ($name == 'DATETIME.ISO8601') + elseif ($name === 'DATETIME.ISO8601') { $this->xh[$the_parser]['vt'] = $this->xmlrpcDateTime; $this->xh[$the_parser]['value'] = $this->xh[$the_parser]['ac']; } - elseif ($name == 'BASE64') + elseif ($name === 'BASE64') { $this->xh[$the_parser]['value'] = base64_decode($this->xh[$the_parser]['ac']); } - elseif ($name == 'BOOLEAN') + elseif ($name === 'BOOLEAN') { // Translated BOOLEAN values to TRUE AND FALSE $this->xh[$the_parser]['value'] = (bool) $this->xh[$the_parser]['ac']; @@ -1093,7 +1108,7 @@ class XML_RPC_Message extends CI_Xmlrpc // build the XML-RPC value out of the data received, and substitute it $temp = new XML_RPC_Values($this->xh[$the_parser]['value'], $this->xh[$the_parser]['vt']); - if (count($this->xh[$the_parser]['valuestack']) && $this->xh[$the_parser]['valuestack'][0]['type'] == 'ARRAY') + if (count($this->xh[$the_parser]['valuestack']) && $this->xh[$the_parser]['valuestack'][0]['type'] === 'ARRAY') { // Array $this->xh[$the_parser]['valuestack'][0]['values'][] = $temp; @@ -1151,9 +1166,9 @@ class XML_RPC_Message extends CI_Xmlrpc if ($this->xh[$the_parser]['isf'] > 1) return; // XML Fault found already // If a value has not been found - if ($this->xh[$the_parser]['lv'] != 3) + if ($this->xh[$the_parser]['lv'] !== 3) { - if ($this->xh[$the_parser]['lv'] == 1) + if ($this->xh[$the_parser]['lv'] === 1) { $this->xh[$the_parser]['lv'] = 2; // Found a value } @@ -1204,7 +1219,7 @@ class XML_RPC_Message extends CI_Xmlrpc { // 'bits' is for the MetaWeblog API image bits // @todo - this needs to be made more general purpose - $array[$key] = ($key == 'bits' OR $this->xss_clean == FALSE) ? $array[$key] : $CI->security->xss_clean($array[$key]); + $array[$key] = ($key === 'bits' OR $this->xss_clean === FALSE) ? $array[$key] : $CI->security->xss_clean($array[$key]); } } @@ -1242,11 +1257,11 @@ class XML_RPC_Message extends CI_Xmlrpc { $kind = $param->kindOf(); - if ($kind == 'scalar') + if ($kind === 'scalar') { return $param->scalarval(); } - elseif ($kind == 'array') + elseif ($kind === 'array') { reset($param->me); $b = current($param->me); @@ -1259,7 +1274,7 @@ class XML_RPC_Message extends CI_Xmlrpc return $arr; } - elseif ($kind == 'struct') + elseif ($kind === 'struct') { reset($param->me['struct']); $arr = array(); @@ -1298,9 +1313,9 @@ class XML_RPC_Values extends CI_Xmlrpc { parent::__construct(); - if ($val != -1 OR $type != '') + if ($val !== -1 OR $type !== '') { - $type = $type == '' ? 'string' : $type; + $type = $type === '' ? 'string' : $type; if ($this->xmlrpcTypes[$type] == 1) { @@ -1330,7 +1345,7 @@ class XML_RPC_Values extends CI_Xmlrpc { $typeof = $this->xmlrpcTypes[$type]; - if ($this->mytype == 1) + if ($this->mytype === 1) { echo '<strong>XML_RPC_Values</strong>: scalar can have only one value<br />'; return 0; @@ -1342,12 +1357,12 @@ class XML_RPC_Values extends CI_Xmlrpc return 0; } - if ($type == $this->xmlrpcBoolean) + if ($type === $this->xmlrpcBoolean) { - $val = (int) (strcasecmp($val,'true') === 0 OR $val === 1 OR ($val === TRUE && strcasecmp($val, 'false'))); + $val = (int) (strcasecmp($val, 'true') === 0 OR $val === 1 OR ($val === TRUE && strcasecmp($val, 'false'))); } - if ($this->mytype == 2) + if ($this->mytype === 2) { // adding to an array here $ar = $this->me['array']; @@ -1374,7 +1389,7 @@ class XML_RPC_Values extends CI_Xmlrpc */ public function addArray($vals) { - if ($this->mytype != 0) + if ($this->mytype !== 0) { echo '<strong>XML_RPC_Values</strong>: already initialized as a [' . $this->kindOf() . ']<br />'; return 0; @@ -1395,7 +1410,7 @@ class XML_RPC_Values extends CI_Xmlrpc */ public function addStruct($vals) { - if ($this->mytype != 0) + if ($this->mytype !== 0) { echo '<strong>XML_RPC_Values</strong>: already initialized as a [' . $this->kindOf() . ']<br />'; return 0; diff --git a/system/libraries/Xmlrpcs.php b/system/libraries/Xmlrpcs.php index 1853906ea..5d01d374d 100644 --- a/system/libraries/Xmlrpcs.php +++ b/system/libraries/Xmlrpcs.php @@ -208,7 +208,7 @@ class CI_Xmlrpcs extends CI_Xmlrpc // Get Data //------------------------------------- - if ($data == '') + if ($data === '') { $data = $HTTP_RAW_POST_DATA; } @@ -230,7 +230,7 @@ class CI_Xmlrpcs extends CI_Xmlrpc ); xml_set_object($parser, $parser_object); - xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, true); + xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, TRUE); xml_set_element_handler($parser, 'open_tag', 'closing_tag'); xml_set_character_data_handler($parser, 'character_data'); //xml_set_default_handler($parser, 'default_handler'); @@ -303,9 +303,9 @@ class CI_Xmlrpcs extends CI_Xmlrpc $methName = $m->method_name; // Check to see if it is a system call - $system_call = (strncmp($methName, 'system', 5) === 0); + $system_call = (strpos($methName, 'system') === 0); - if ($this->xss_clean == FALSE) + if ($this->xss_clean === FALSE) { $m->xss_clean = FALSE; } @@ -324,7 +324,7 @@ class CI_Xmlrpcs extends CI_Xmlrpc //------------------------------------- $method_parts = explode('.', $this->methods[$methName]['function']); - $objectCall = (isset($method_parts[1]) && $method_parts[1] != ''); + $objectCall = (isset($method_parts[1]) && $method_parts[1] !== ''); if ($system_call === TRUE) { @@ -356,9 +356,9 @@ class CI_Xmlrpcs extends CI_Xmlrpc for ($n = 0, $mc = count($m->params); $n < $mc; $n++) { $p = $m->params[$n]; - $pt = ($p->kindOf() == 'scalar') ? $p->scalarval() : $p->kindOf(); + $pt = ($p->kindOf() === 'scalar') ? $p->scalarval() : $p->kindOf(); - if ($pt != $current_sig[$n+1]) + if ($pt !== $current_sig[$n+1]) { $pno = $n+1; $wanted = $current_sig[$n+1]; @@ -527,7 +527,7 @@ class CI_Xmlrpcs extends CI_Xmlrpc $attempt = $this->_execute($m); - if ($attempt->faultCode() != 0) + if ($attempt->faultCode() !== 0) { return $attempt; } @@ -567,7 +567,7 @@ class CI_Xmlrpcs extends CI_Xmlrpc */ public function do_multicall($call) { - if ($call->kindOf() != 'struct') + if ($call->kindOf() !== 'struct') { return $this->multicall_error('notstruct'); } @@ -577,13 +577,13 @@ class CI_Xmlrpcs extends CI_Xmlrpc } list($scalar_type,$scalar_value)=each($methName->me); - $scalar_type = $scalar_type == $this->xmlrpcI4 ? $this->xmlrpcInt : $scalar_type; + $scalar_type = $scalar_type === $this->xmlrpcI4 ? $this->xmlrpcInt : $scalar_type; - if ($methName->kindOf() != 'scalar' OR $scalar_type != 'string') + if ($methName->kindOf() !== 'scalar' OR $scalar_type !== 'string') { return $this->multicall_error('notstring'); } - elseif ($scalar_value == 'system.multicall') + elseif ($scalar_value === 'system.multicall') { return $this->multicall_error('recursion'); } @@ -591,7 +591,7 @@ class CI_Xmlrpcs extends CI_Xmlrpc { return $this->multicall_error('noparams'); } - elseif ($params->kindOf() != 'array') + elseif ($params->kindOf() !== 'array') { return $this->multicall_error('notarray'); } @@ -606,7 +606,7 @@ class CI_Xmlrpcs extends CI_Xmlrpc $result = $this->_execute($msg); - if ($result->faultCode() != 0) + if ($result->faultCode() !== 0) { return $this->multicall_error($result); } diff --git a/system/libraries/Zip.php b/system/libraries/Zip.php index e0dc637ad..5c4c257f8 100644 --- a/system/libraries/Zip.php +++ b/system/libraries/Zip.php @@ -40,7 +40,7 @@ * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/libraries/zip.html */ -class CI_Zip { +class CI_Zip { /** * Zip data in string form diff --git a/system/libraries/javascript/Jquery.php b/system/libraries/javascript/Jquery.php index 3c9ae1867..44c16b578 100644 --- a/system/libraries/javascript/Jquery.php +++ b/system/libraries/javascript/Jquery.php @@ -416,12 +416,12 @@ class CI_Jquery extends CI_Javascript { $animations = substr($animations, 0, -2); // remove the last ", " - if ($speed != '') + if ($speed !== '') { $speed = ', '.$speed; } - if ($extra != '') + if ($extra !== '') { $extra = ', '.$extra; } @@ -446,7 +446,7 @@ class CI_Jquery extends CI_Javascript { $element = $this->_prep_element($element); $speed = $this->_validate_speed($speed); - if ($callback != '') + if ($callback !== '') { $callback = ", function(){\n{$callback}\n}"; } @@ -471,7 +471,7 @@ class CI_Jquery extends CI_Javascript { $element = $this->_prep_element($element); $speed = $this->_validate_speed($speed); - if ($callback != '') + if ($callback !== '') { $callback = ", function(){\n{$callback}\n}"; } @@ -496,7 +496,7 @@ class CI_Jquery extends CI_Javascript { $element = $this->_prep_element($element); $speed = $this->_validate_speed($speed); - if ($callback != '') + if ($callback !== '') { $callback = ", function(){\n{$callback}\n}"; } @@ -537,7 +537,7 @@ class CI_Jquery extends CI_Javascript { $element = $this->_prep_element($element); $speed = $this->_validate_speed($speed); - if ($callback != '') + if ($callback !== '') { $callback = ", function(){\n{$callback}\n}"; } @@ -562,7 +562,7 @@ class CI_Jquery extends CI_Javascript { $element = $this->_prep_element($element); $speed = $this->_validate_speed($speed); - if ($callback != '') + if ($callback !== '') { $callback = ", function(){\n{$callback}\n}"; } @@ -587,7 +587,7 @@ class CI_Jquery extends CI_Javascript { $element = $this->_prep_element($element); $speed = $this->_validate_speed($speed); - if ($callback != '') + if ($callback !== '') { $callback = ", function(){\n{$callback}\n}"; } @@ -644,7 +644,7 @@ class CI_Jquery extends CI_Javascript { $element = $this->_prep_element($element); $speed = $this->_validate_speed($speed); - if ($callback != '') + if ($callback !== '') { $callback = ", function(){\n{$callback}\n}"; } @@ -672,7 +672,7 @@ class CI_Jquery extends CI_Javascript { $controller = (strpos('://', $controller) === FALSE) ? $controller : $this->CI->config->site_url($controller); // ajaxStart and ajaxStop are better choices here... but this is a stop gap - if ($this->CI->config->item('javascript_ajax_img') == '') + if ($this->CI->config->item('javascript_ajax_img') === '') { $loading_notifier = 'Loading...'; } @@ -685,7 +685,7 @@ class CI_Jquery extends CI_Javascript { ."\t\t$(".$container.').prepend("'.$loading_notifier."\");\n"; // to replace with an image $request_options = ''; - if ($options != '') + if ($options !== '') { $request_options .= ', {' .(is_array($options) ? "'".implode("', '", $options)."'" : "'".str_replace(':', "':'", $options)."'") @@ -709,12 +709,12 @@ class CI_Jquery extends CI_Javascript { */ protected function _zebraTables($class = '', $odd = 'odd', $hover = '') { - $class = ($class != '') ? '.'.$class : ''; + $class = ($class !== '') ? '.'.$class : ''; $zebra = "\t\$(\"table{$class} tbody tr:nth-child(even)\").addClass(\"{$odd}\");"; $this->jquery_code_for_compile[] = $zebra; - if ($hover != '') + if ($hover !== '') { $hover = $this->hover("table{$class} tbody tr", "$(this).addClass('hover');", "$(this).removeClass('hover');"); } @@ -739,7 +739,7 @@ class CI_Jquery extends CI_Javascript { // may want to make this configurable down the road $corner_location = '/plugins/jquery.corner.js'; - if ($corner_style != '') + if ($corner_style !== '') { $corner_style = '"'.$corner_style.'"'; } @@ -972,7 +972,7 @@ class CI_Jquery extends CI_Javascript { */ protected function _prep_element($element) { - if ($element != 'this') + if ($element !== 'this') { $element = '"'.$element.'"'; } |