diff options
| author | Melounek <petr@heralecky.cz> | 2012-10-05 15:50:00 +0200 |
|---|---|---|
| committer | Melounek <petr@heralecky.cz> | 2012-10-05 15:50:00 +0200 |
| commit | cc7c7c691ad16beb5040a8a1d07064e61b5e2167 (patch) | |
| tree | f0ed98dc9f580bf38cfb13b72d8ab2cddfd69a3f /system | |
| parent | 58dfc089bf5b0ca35c2ff244e5bfdff726f9adcd (diff) | |
| parent | 6123b61e8ec95ac91f67bfbf442e34021c922319 (diff) | |
update devel version
Diffstat (limited to 'system')
93 files changed, 5367 insertions, 2567 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/Common.php b/system/core/Common.php index c309d4192..e449dd2e0 100644 --- a/system/core/Common.php +++ b/system/core/Common.php @@ -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'); } @@ -488,13 +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, $code); } } } @@ -526,7 +522,8 @@ if ( ! function_exists('_exception_handler')) // Should we display the error? We'll get the current error_reporting // level and add its bits with the severity bits to find out. - if (($severity & error_reporting()) === $severity) + // And respect display_errors + if (($severity & error_reporting()) === $severity && (bool) ini_get('display_errors') === TRUE) { $_error->show_php_error($severity, $message, $filepath, $line); } @@ -597,5 +594,44 @@ if ( ! function_exists('html_escape')) } } +// ------------------------------------------------------------------------ + +if ( ! function_exists('_stringify_attributes')) +{ + /** + * Stringify attributes for use in HTML tags. + * + * Helper function used to convert a string, array, or object + * of attributes to a string. + * + * @param mixed string, array, object + * @param bool + * @return string + */ + function _stringify_attributes($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 4b4e5a7ba..8e4f998ef 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 @@ -103,12 +103,12 @@ class CI_Config { $file = ($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; @@ -271,7 +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), '/'); } // ------------------------------------------------------------- diff --git a/system/core/Input.php b/system/core/Input.php index 162e40c85..657fce625 100644 --- a/system/core/Input.php +++ b/system/core/Input.php @@ -330,10 +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') && $this->server('REMOTE_ADDR')) { @@ -360,7 +387,7 @@ class CI_Input { if (strpos($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)) diff --git a/system/core/Loader.php b/system/core/Loader.php index 94739c74a..75e93608a 100644 --- a/system/core/Loader.php +++ b/system/core/Loader.php @@ -237,9 +237,9 @@ class CI_Loader { { if (is_array($model)) { - foreach ($model as $babe) + foreach ($model as $class) { - $this->model($babe); + $this->model($class); } return; } @@ -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 @@ -633,13 +633,7 @@ 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 === '') @@ -785,11 +779,11 @@ class CI_Loader { $_ci_ext = pathinfo($_ci_view, PATHINFO_EXTENSION); $_ci_file = ($_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. @@ -837,10 +831,10 @@ 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(); @@ -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 @@ -996,14 +997,19 @@ 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 === '') { $path = strtolower($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, $object_name); } // If we got this far we were unable to find the requested class. @@ -1091,7 +1097,7 @@ class CI_Loader { if ( ! class_exists($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($autoload['model'])) { diff --git a/system/core/Output.php b/system/core/Output.php index 5ec8c4bc0..052367ed6 100644 --- a/system/core/Output.php +++ b/system/core/Output.php @@ -552,13 +552,13 @@ class CI_Output { fclose($fp); // Strip out the embedded timestamp - if ( ! preg_match('/(\d+TS--->)/', $cache, $match)) + if ( ! preg_match('/^(\d+)TS--->/', $cache, $match)) { return FALSE; } $last_modified = filemtime($cache_path); - $expire = trim(str_replace('TS--->', '', $match[1])); + $expire = $match[1]; // Has the file expired? if ($_SERVER['REQUEST_TIME'] >= $expire && is_really_writable($cache_path)) @@ -575,7 +575,7 @@ class CI_Output { } // 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; } diff --git a/system/core/Security.php b/system/core/Security.php index 4593a1090..b22d2cf19 100644 --- a/system/core/Security.php +++ b/system/core/Security.php @@ -395,20 +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); @@ -561,6 +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', $str); + } + + // ---------------------------------------------------------------- + + /** * Compact Exploded Words * * Callback function for xss_clean() to remove whitespace from @@ -670,7 +683,7 @@ class CI_Security { protected function _js_link_removal($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('<', '>'), '', $match[1])) ), @@ -693,7 +706,7 @@ class CI_Security { protected function _js_img_removal($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('<', '>'), '', $match[1])) ), diff --git a/system/database/DB.php b/system/database/DB.php index 00d14b43e..d751325ce 100644 --- a/system/database/DB.php +++ b/system/database/DB.php @@ -29,8 +29,8 @@ * Initialize the database * * @category Database - * @author EllisLab Dev Team - * @link http://codeigniter.com/user_guide/database/ + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/database/ * @param string * @param bool Determines if query builder should be used or not */ @@ -47,6 +47,21 @@ function &DB($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) { @@ -144,7 +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); @@ -152,6 +170,19 @@ function &DB($params = '', $query_builder_override = NULL) $driver = 'CI_DB_'.$params['dbdriver'].'_driver'; $DB = new $driver($params); + // 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(); diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index a99444167..b64b977cb 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($params)) @@ -295,7 +314,7 @@ abstract class CI_DB_driver { * @param array An array of binding data * @return mixed */ - public function query($sql, $binds = FALSE, $return_object = TRUE) + public function query($sql, $binds = FALSE, $return_object = NULL) { if ($sql === '') { @@ -303,6 +322,10 @@ abstract class CI_DB_driver { 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 !== $this->swap_pre) @@ -319,7 +342,7 @@ abstract class CI_DB_driver { // Is query caching enabled? If the query is a "read type" // we will load the caching class and return the previously // cached query if it exists - if ($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))) @@ -328,7 +351,7 @@ abstract class CI_DB_driver { } } - // Save the query for debugging + // Save the query for debugging if ($this->save_queries === TRUE) { $this->queries[] = $sql; @@ -352,7 +375,7 @@ abstract class CI_DB_driver { $error = $this->error(); // Log errors - log_message('error', 'Query error: '.$error['message'] . ' - Invalid query: ' . $sql); + log_message('error', 'Query error: '.$error['message'].' - Invalid query: '.$sql); if ($this->db_debug) { @@ -381,12 +404,10 @@ 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 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; @@ -855,7 +874,7 @@ abstract class CI_DB_driver { // -------------------------------------------------------------------- /** - * Fetch MySQL Field Names + * Fetch Field Names * * @param string the table name * @return array @@ -957,7 +976,7 @@ abstract class CI_DB_driver { */ public function escape_identifiers($item) { - if ($this->_escape_char === '') + if ($this->_escape_char === '' OR empty($item)) { return $item; } @@ -970,6 +989,11 @@ abstract class CI_DB_driver { 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 $preg_ec = array(); @@ -977,11 +1001,15 @@ abstract class CI_DB_driver { { if (is_array($this->_escape_char)) { - $preg_ec = array(preg_quote($this->_escape_char[0]), preg_quote($this->_escape_char[1])); + $preg_ec = array( + preg_quote($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] = $this->_escape_char; } } @@ -989,11 +1017,11 @@ abstract class CI_DB_driver { { if (strpos($item, '.'.$id) !== FALSE) { - return preg_replace('/'.$preg_ec[0].'?([^'.$preg_ec[1].'\.]+)'.$preg_ec[1].'?\./i', $preg_ec[0].'$1'.$preg_ec[1].'.', $item); + return preg_replace('/'.$preg_ec[0].'?([^'.$preg_ec[1].'\.]+)'.$preg_ec[1].'?\./i', $preg_ec[2].'$1'.$preg_ec[3].'.', $item); } } - return preg_replace('/'.$preg_ec[0].'?([^'.$preg_ec[1].'\.]+)'.$preg_ec[1].'?(\.)?/i', $preg_ec[0].'$1'.$preg_ec[1].'$2', $item); + return preg_replace('/'.$preg_ec[0].'?([^'.$preg_ec[1].'\.]+)'.$preg_ec[1].'?(\.)?/i', $preg_ec[2].'$1'.$preg_ec[3].'$2', $item); } // -------------------------------------------------------------------- @@ -1021,6 +1049,23 @@ abstract class CI_DB_driver { // -------------------------------------------------------------------- /** + * Insert statement + * + * Generates a platform-specific insert string from the supplied data + * + * @param string the table name + * @param array the insert keys + * @param array the insert values + * @return string + */ + protected function _insert($table, $keys, $values) + { + return 'INSERT INTO '.$table.' ('.implode(', ', $keys).') VALUES ('.implode(', ', $values).')'; + } + + // -------------------------------------------------------------------- + + /** * Generate an update string * * @param string the table upon which the query will be performed @@ -1073,6 +1118,41 @@ abstract class CI_DB_driver { // -------------------------------------------------------------------- /** + * Update statement + * + * Generates a platform-specific update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @param array the orderby clause + * @param array the limit clause + * @param array the like clause + * @return string + */ + protected function _update($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 @@ -1162,7 +1242,6 @@ abstract class CI_DB_driver { return $this->cache_on = FALSE; } - // -------------------------------------------------------------------- /** @@ -1278,7 +1357,7 @@ abstract class CI_DB_driver { $trace = debug_backtrace(); foreach ($trace as $call) { - if (isset($call['file']) && strpos($call['file'], BASEPATH.'database') === FALSE) + if (isset($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(APPPATH, BASEPATH), '', $call['file']); diff --git a/system/database/DB_query_builder.php b/system/database/DB_query_builder.php index 3982885e8..479b7f24a 100644 --- a/system/database/DB_query_builder.php +++ b/system/database/DB_query_builder.php @@ -350,18 +350,18 @@ abstract class CI_DB_query_builder extends CI_DB_driver { is_bool($escape) OR $escape = $this->_protect_identifiers; // Split multiple conditions - if ($escape === TRUE && preg_match_all('/\sAND\s|\sOR\s/i', $cond, $m, PREG_SET_ORDER | PREG_OFFSET_CAPTURE)) + if ($escape === TRUE && preg_match_all('/\sAND\s|\sOR\s/i', $cond, $m, PREG_OFFSET_CAPTURE)) { $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++) + $s = $m[0][$i][1] + strlen($m[0][$i][0]), $i++) { - $temp = substr($cond, $s, $m[0][$i][1]); + $temp = substr($cond, $s, ($m[0][$i][1] - $s)); - $newcond .= preg_match('/([\[\w\.-]+)([\W\s]+)(.+)/i', $temp, $match) + $newcond .= preg_match("/([\[\]\w\.'-]+)(\s*[^\"\[`'\w]+\s*)(.+)/i", $temp, $match) ? $this->protect_identifiers($match[1]).$match[2].$this->protect_identifiers($match[3]) : $temp; @@ -371,7 +371,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { $cond = ' ON '.$newcond; } // Split apart the condition and protect the identifiers - elseif ($escape === TRUE && preg_match('/([\[\w\.-]+)([\W\s]+)(.+)/i', $cond, $match)) + elseif ($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]); } @@ -1435,23 +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(', ', $values).')'; - } - - // -------------------------------------------------------------------- - - /** * Validate Insert * * This method is used by both insert() and get_compiled_insert() to @@ -1631,41 +1614,6 @@ abstract class CI_DB_query_builder extends CI_DB_driver { // -------------------------------------------------------------------- /** - * Update statement - * - * Generates a platform-specific update string from the supplied data - * - * @param string the table name - * @param array the update data - * @param array the where clause - * @param array the orderby clause - * @param array the limit clause - * @param array the like clause - * @return string - */ - protected function _update($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 diff --git a/system/database/DB_result.php b/system/database/DB_result.php index 991f6ba94..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]; } - // return the array - return $this->custom_result_object[$class_name] = $result_object; + $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 $this->custom_result_object[$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 = $this->_fetch_assoc()) { @@ -239,18 +318,19 @@ class CI_DB_result { */ public function custom_row_object($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 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][$this->current_row]; } // -------------------------------------------------------------------- @@ -375,11 +455,21 @@ class CI_DB_result { /** * Returns an unbuffered row and move pointer to next row * + * @param string 'array', 'object' or a custom class name * @return mixed either a result object or array */ public function unbuffered_row($type = 'object') { - return ($type !== 'array') ? $this->_fetch_object() : $this->_fetch_assoc(); + if ($type === 'array') + { + return $this->_fetch_assoc(); + } + elseif ($type === 'object') + { + return $this->_fetch_object(); + } + + return $this->_fetch_object($type); } // -------------------------------------------------------------------- @@ -393,7 +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/drivers/cubrid/cubrid_driver.php b/system/database/drivers/cubrid/cubrid_driver.php index 7496ee42f..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 $_random_keyword = ' RAND()'; // database specific random keyword // CUBRID-specific properties @@ -78,6 +68,8 @@ class CI_DB_cubrid_driver extends CI_DB { } } + // -------------------------------------------------------------------- + /** * Non-persistent database connection * diff --git a/system/database/drivers/cubrid/cubrid_result.php b/system/database/drivers/cubrid/cubrid_result.php index 3eb9f7e3d..4a06a2d39 100644 --- a/system/database/drivers/cubrid/cubrid_result.php +++ b/system/database/drivers/cubrid/cubrid_result.php @@ -33,6 +33,7 @@ * @category Database * @author Esen Sagynov * @link http://codeigniter.com/user_guide/database/ + * @since 2.1 */ class CI_DB_cubrid_result extends CI_DB_result { @@ -43,7 +44,9 @@ class CI_DB_cubrid_result extends CI_DB_result { */ public function num_rows() { - return @cubrid_num_rows($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/interbase/interbase_driver.php b/system/database/drivers/ibase/ibase_driver.php index 38d30962c..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; @@ -443,5 +433,5 @@ class CI_DB_interbase_driver extends CI_DB { } -/* 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 d1b006e80..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'; @@ -190,5 +190,5 @@ class CI_DB_interbase_forge extends CI_DB_forge { } -/* 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 7634be2bb..b4a1af7ba 100644 --- a/system/database/drivers/mssql/mssql_driver.php +++ b/system/database/drivers/mssql/mssql_driver.php @@ -45,16 +45,6 @@ class CI_DB_mssql_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() methods. - */ - protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword = ' NEWID()'; // MSSQL-specific properties @@ -83,40 +73,16 @@ class CI_DB_mssql_driver extends CI_DB { /** * Non-persistent database connection * - * @return resource - */ - public function db_connect() - { - return $this->_mssql_connect(); - } - - // -------------------------------------------------------------------- - - /** - * Persistent database connection - * - * @return resource - */ - public function db_pconnect() - { - return $this->_mssql_connect(TRUE); - } - - // -------------------------------------------------------------------- - - /* - * MSSQL Connect - * * @param bool * @return resource */ - protected function _mssql_connect($persistent = FALSE) + public function db_connect($persistent = FALSE) { - $conn_id = ($persistent) + $this->conn_id = ($persistent) ? @mssql_pconnect($this->hostname, $this->username, $this->password) : @mssql_connect($this->hostname, $this->username, $this->password); - if ( ! $conn_id) + if ( ! $this->conn_id) { return FALSE; } @@ -127,7 +93,19 @@ class CI_DB_mssql_driver extends CI_DB { $this->_quoted_identifier = empty($query) ? FALSE : (bool) $query['qi']; $this->_escape_char = ($this->_quoted_identifier) ? '"' : array('[', ']'); - return $conn_id; + return $this->conn_id; + } + + // -------------------------------------------------------------------- + + /** + * Persistent database connection + * + * @return resource + */ + public function db_pconnect() + { + return $this->db_connect(TRUE); } // -------------------------------------------------------------------- diff --git a/system/database/drivers/mssql/mssql_result.php b/system/database/drivers/mssql/mssql_result.php index 5929306af..aeede3f4b 100644 --- a/system/database/drivers/mssql/mssql_result.php +++ b/system/database/drivers/mssql/mssql_result.php @@ -26,13 +26,14 @@ */ /** - * MS SQL Result Class + * MSSQL Result Class * * This class extends the parent result class: CI_DB_result * * @category Database * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ + * @since 1.3 */ class CI_DB_mssql_result extends CI_DB_result { @@ -43,7 +44,9 @@ class CI_DB_mssql_result extends CI_DB_result { */ public function num_rows() { - return @mssql_num_rows($this->result_id); + return is_int($this->num_rows) + ? $this->num_rows + : $this->num_rows = @mssql_num_rows($this->result_id); } // -------------------------------------------------------------------- @@ -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/mysql/mysql_driver.php b/system/database/drivers/mysql/mysql_driver.php index d11f015a6..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 $_random_keyword = ' RAND()'; // database specific random keyword /** @@ -89,7 +79,14 @@ class CI_DB_mysql_driver extends CI_DB { */ public function db_connect() { - return @mysql_connect($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, $this->password, TRUE); + } } // -------------------------------------------------------------------- @@ -101,7 +98,14 @@ class CI_DB_mysql_driver extends CI_DB { */ public function db_pconnect() { - return @mysql_pconnect($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, $this->password); + } } // -------------------------------------------------------------------- diff --git a/system/database/drivers/mysql/mysql_result.php b/system/database/drivers/mysql/mysql_result.php index 14d6d072a..7fbb65496 100644 --- a/system/database/drivers/mysql/mysql_result.php +++ b/system/database/drivers/mysql/mysql_result.php @@ -33,17 +33,35 @@ * @category Database * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ + * @since 1.0 */ class CI_DB_mysql_result extends CI_DB_result { /** + * Constructor + * + * @param object + * @return void + */ + public function __construct(&$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/mysqli/mysqli_driver.php b/system/database/drivers/mysqli/mysqli_driver.php index d1581bf1a..453ddcc3f 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 $_random_keyword = ' RAND()'; // database specific random keyword /** @@ -71,6 +61,17 @@ class CI_DB_mysqli_driver extends CI_DB { */ public function db_connect() { + // Use MySQL client compression? + if ($this->compress === TRUE) + { + $port = empty($this->port) ? NULL : $this->port; + + $mysqli = mysqli_init(); + $mysqli->real_connect($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); @@ -91,6 +92,17 @@ class CI_DB_mysqli_driver extends CI_DB { return $this->db_connect(); } + // Use MySQL client compression? + if ($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); 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/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php index 67bb0403b..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 @@ -158,6 +154,8 @@ class CI_DB_oci8_driver extends CI_DB { $this->dsn = ''; } + // -------------------------------------------------------------------- + /** * Non-persistent database connection * @@ -179,9 +177,9 @@ class CI_DB_oci8_driver extends CI_DB { */ public function db_pconnect() { - return ( ! empty($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, $this->char_set); } // -------------------------------------------------------------------- @@ -217,6 +215,8 @@ class CI_DB_oci8_driver extends CI_DB { return @oci_execute($this->stmt_id, $this->commit_mode); } + // -------------------------------------------------------------------- + /** * Generate a statement ID * @@ -236,7 +236,7 @@ class CI_DB_oci8_driver extends CI_DB { /** * Get cursor. Returns a cursor from the database * - * @return cursor id + * @return resource */ public function get_cursor() { @@ -300,6 +300,7 @@ class CI_DB_oci8_driver extends CI_DB { /** * Bind parameters * + * @param array * @return void */ protected function _bind_params($params) @@ -328,6 +329,7 @@ class CI_DB_oci8_driver extends CI_DB { /** * Begin Transaction * + * @param bool * @return bool */ public function trans_begin($test_mode = FALSE) @@ -636,8 +638,8 @@ class CI_DB_oci8_driver extends CI_DB { protected function _limit($sql, $limit, $offset) { $this->limit_used = TRUE; - return 'SELECT * FROM (SELECT inner_query.*, rownum rnum FROM ('.$sql.') inner_query WHERE rownum < '.($offset + $limit).')' - .($offset ? ' 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): ''); } // -------------------------------------------------------------------- diff --git a/system/database/drivers/oci8/oci8_result.php b/system/database/drivers/oci8/oci8_result.php index 6fb6c81f1..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($this->result_object) > 0) + if ($class_name === 'stdClass' OR ! $row) { - return $this->result_object; + return $row; } - elseif (count($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 NULL; - } - - // 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 NULL; - } - - $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) $row; - } - - return NULL; - } - - // -------------------------------------------------------------------- - - /* Single row result. Custom object version. - * - * @param int row index - * @param string custom class name - * @return mixed custom object if row found; empty array otherwise - */ - public function custom_row_object($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][$n]; - } - else - { - return NULL; - } - } - elseif ( ! class_exists($class_name)) // No such class exists - { - return NULL; - } - - $row = $this->row_array($n); - // A non-array would mean that the row doesn't exist - if ( ! is_array($row)) - { - return NULL; - } - - // 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 bd5759289..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) diff --git a/system/database/drivers/odbc/odbc_forge.php b/system/database/drivers/odbc/odbc_forge.php index b074c5884..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'; /** diff --git a/system/database/drivers/odbc/odbc_result.php b/system/database/drivers/odbc/odbc_result.php index 227fe4fac..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 * @@ -49,16 +48,26 @@ 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) + { + return $this->num_rows = count($this->result_array); + } + elseif (count($this->result_object) > 0) { - $this->num_rows = count($this->result_array()); + return $this->num_rows = count($this->result_object); } - return $this->num_rows; + return $this->num_rows = count($this->result_array()); } + // -------------------------------------------------------------------- + /** * Number of fields in the result set * @@ -146,9 +155,7 @@ class CI_DB_odbc_result extends CI_DB_result { */ protected function _fetch_assoc() { - return function_exists('odbc_fetch_array') - ? odbc_fetch_array($this->result_id) - : $this->_odbc_fetch_array($this->result_id); + return odbc_fetch_array($this->result_id); } // -------------------------------------------------------------------- @@ -158,57 +165,47 @@ class CI_DB_odbc_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() + protected function _fetch_object($class_name = 'stdClass') { - return function_exists('odbc_fetch_object') - ? odbc_fetch_object($this->result_id) - : $this->_odbc_fetch_object($this->result_id); - } - - // -------------------------------------------------------------------- + $row = odbc_fetch_object($this->result_id); - /** - * 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) - { - $rs = array(); - if ( ! odbc_fetch_into($odbc_result, $rs)) + if ($class_name === 'stdClass' OR ! $row) { - return FALSE; + return $row; } - $rs_obj = new stdClass(); - foreach ($rs as $k => $v) + $class_name = new $class_name(); + foreach ($row as $key => $value) { - $field_name = odbc_field_name($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) { $rs = array(); - if ( ! odbc_fetch_into($odbc_result, $rs)) + if ( ! odbc_fetch_into($result, $rs, $rownumber)) { return FALSE; } @@ -216,83 +213,45 @@ class CI_DB_odbc_result extends CI_DB_result { $rs_assoc = array(); foreach ($rs as $k => $v) { - $field_name = odbc_field_name($odbc_result, $k+1); + $field_name = odbc_field_name($result, $k+1); $rs_assoc[$field_name] = $v; } return $rs_assoc; } +} - // -------------------------------------------------------------------- +// -------------------------------------------------------------------- +if ( ! function_exists('odbc_fetch_object')) +{ /** - * Query result. Array version. + * ODBC Fetch object * - * @return array - */ - public function result_array() - { - if (count($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 ($this->result_id === FALSE) - { - return array(); - } - else - { - while ($row = $this->_fetch_assoc()) - { - $this->result_array[] = $row; - } - } - - return $this->result_array; - } - - // -------------------------------------------------------------------- - - /** - * Query result. Object version. + * Emulates the native odbc_fetch_object() function when + * it is not available. * - * @return array + * @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 a3ad46900..0ffe3bc13 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -42,25 +42,24 @@ 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); @@ -69,118 +68,36 @@ class CI_DB_pdo_driver extends CI_DB { { // 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); - } - else - { - // Try to build a complete DSN string from params - $this->_connect_string($params); + $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') - { - $this->_escape_char = '`'; - $this->_like_escape_str = ''; - $this->_like_escape_chr = '\\'; - } - elseif ($this->pdodriver === 'odbc') + // Legacy support for DSN specified in the hostname field + elseif (preg_match('/([^;]+):/', $this->hostname, $match) && count($match) === 2) { - $this->_like_escape_str = " {escape '%s'} "; + $this->dsn = $this->hostname; + $this->hostname = NULL; + $this->subdriver = $match[1]; + return; } - elseif ( ! in_array($this->pdodriver, array('sqlsrv', 'mssql', 'dblib', 'sybase'))) + elseif (in_array($this->subdriver, array('mssql', 'sybase'), TRUE)) { - $this->_escape_char = '"'; + $this->subdriver = 'dblib'; } - - $this->trans_enabled = FALSE; - $this->_random_keyword = ' RND('.time().')'; // database specific random keyword - } - - /** - * Connection String - * - * @param array - * @return void - */ - protected function _connect_string($params) - { - if (strpos($this->hostname, ':')) + elseif ($this->subdriver === '4D') { - // 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)) - { - $this->dsn .= rtrim($this->hostname, ';').';'; - } + $this->subdriver = '4d'; } - else + elseif ( ! in_array($this->subdriver, array('4d', 'cubrid', 'dblib', 'firebird', 'ibm', 'informix', 'mysql', 'oci', 'odbc', 'sqlite', 'sqlsrv'), TRUE)) { - // 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.';'; - } + log_message('error', 'PDO: Invalid or non-existent subdriver'); - // 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'))) + if ($this->db_debug) { - $this->dsn .= 'port='.$this->port.';'; + show_error('Invalid or non-existent PDO subdriver'); } } - // 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); } @@ -396,69 +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); } // -------------------------------------------------------------------- /** - * 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 @@ -468,23 +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($table); } // -------------------------------------------------------------------- @@ -530,8 +361,8 @@ class CI_DB_pdo_driver extends CI_DB { */ protected function _update_batch($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 => $val) { @@ -582,32 +413,10 @@ class CI_DB_pdo_driver extends CI_DB { */ protected function _truncate($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 === 'pgsql') - { - return $sql.' LIMIT '.$limit.($offset ? ' OFFSET '.$offset : ''); - } - - return $sql.' LIMIT '.($offset ? $offset.', ' : '').$limit; + return 'TRUNCATE TABLE '.$table; } } /* End of file pdo_driver.php */ -/* Location: ./system/database/drivers/pdo/pdo_driver.php */
\ No newline at end of file +/* Location: ./system/database/drivers/pdo/pdo_driver.php */ diff --git a/system/database/drivers/pdo/pdo_forge.php b/system/database/drivers/pdo/pdo_forge.php index 02ceb74fe..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 $_drop_table = 'DROP TABLE %s'; /** @@ -78,7 +77,7 @@ class CI_DB_pdo_forge extends CI_DB_forge { if ( ! empty($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'].')'; } 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 e73122bc7..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; } // -------------------------------------------------------------------- @@ -535,7 +533,7 @@ class CI_DB_postgre_driver extends CI_DB { $cases = ''; foreach ($final as $k => $v) { - $cases .= $k.' = (CASE '.$k."\n" + $cases .= $k.' = (CASE '.$index."\n" .implode("\n", $v)."\n" .'ELSE '.$k.' END), '; } 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 87be7a54a..2744a63cf 100644 --- a/system/database/drivers/sqlite/sqlite_driver.php +++ b/system/database/drivers/sqlite/sqlite_driver.php @@ -45,16 +45,6 @@ class CI_DB_sqlite_driver extends CI_DB { // The character used to escape with - not needed for SQLite 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 $_random_keyword = ' Random()'; // database specific random keyword /** diff --git a/system/database/drivers/sqlite/sqlite_result.php b/system/database/drivers/sqlite/sqlite_result.php index 741dc9d8d..eef9787a1 100644 --- a/system/database/drivers/sqlite/sqlite_result.php +++ b/system/database/drivers/sqlite/sqlite_result.php @@ -33,6 +33,7 @@ * @category Database * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ + * @since 1.3 */ class CI_DB_sqlite_result extends CI_DB_result { @@ -43,7 +44,9 @@ class CI_DB_sqlite_result extends CI_DB_result { */ public function num_rows() { - return @sqlite_num_rows($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 1c6533f22..23145e7f9 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()'; /** diff --git a/system/database/drivers/sqlite3/sqlite3_forge.php b/system/database/drivers/sqlite3/sqlite3_forge.php index 6a76ba929..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 * diff --git a/system/database/drivers/sqlite3/sqlite3_result.php b/system/database/drivers/sqlite3/sqlite3_result.php index 946b36557..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 NULL; - } - - // 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 NULL; - } - - $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) $row; } - return NULL; - } - - // -------------------------------------------------------------------- - - /* Single row result. Custom object version. - * - * @param int row index - * @param string custom class name - * @return mixed custom object if row found; empty array otherwise - */ - public function custom_row_object($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][$n]; - } - else - { - return NULL; - } - } - elseif ( ! class_exists($class_name)) // No such class exists - { - return NULL; - } - - $row = $this->row_array($n); - // A non-array would mean that the row doesn't exist - if ( ! is_array($row)) - { - return NULL; - } - - // 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 4fdc4aae0..abcaf4577 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_driver.php +++ b/system/database/drivers/sqlsrv/sqlsrv_driver.php @@ -45,16 +45,6 @@ class CI_DB_sqlsrv_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 $_random_keyword = ' NEWID()'; // SQLSRV-specific properties @@ -86,7 +76,7 @@ class CI_DB_sqlsrv_driver extends CI_DB { unset($connection['UID'], $connection['PWD']); } - $conn_id = sqlsrv_connect($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'); @@ -94,7 +84,7 @@ class CI_DB_sqlsrv_driver extends CI_DB { $this->_quoted_identifier = empty($query) ? FALSE : (bool) $query['qi']; $this->_escape_char = ($this->_quoted_identifier) ? '"' : array('[', ']'); - return $conn_id; + return $this->conn_id; } // -------------------------------------------------------------------- @@ -143,7 +133,7 @@ class CI_DB_sqlsrv_driver extends CI_DB { */ protected function _execute($sql) { - return (is_write_type($sql) && stripos($sql, 'INSERT') === FALSE) + return ($this->is_write_type($sql) && stripos($sql, 'INSERT') === FALSE) ? sqlsrv_query($this->conn_id, $sql) : sqlsrv_query($this->conn_id, $sql, NULL, array('Scrollable' => SQLSRV_CURSOR_STATIC)); } @@ -231,7 +221,7 @@ class CI_DB_sqlsrv_driver extends CI_DB { */ public function affected_rows() { - return sqlrv_rows_affected($this->result_id); + return sqlsrv_rows_affected($this->result_id); } // -------------------------------------------------------------------- diff --git a/system/database/drivers/sqlsrv/sqlsrv_result.php b/system/database/drivers/sqlsrv/sqlsrv_result.php index f9d5a0d29..fb7a68647 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_result.php +++ b/system/database/drivers/sqlsrv/sqlsrv_result.php @@ -21,7 +21,7 @@ * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com - * @since Version 2.0.3 + * @since Version 1.0 * @filesource */ @@ -33,6 +33,7 @@ * @category Database * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ + * @since 2.0.3 */ class CI_DB_sqlsrv_result extends CI_DB_result { @@ -43,7 +44,9 @@ class CI_DB_sqlsrv_result extends CI_DB_result { */ public function num_rows() { - return @sqlsrv_num_rows($this->result_id); + return is_int($this->num_rows) + ? $this->num_rows + : $this->num_rows = @sqlsrv_num_rows($this->result_id); } // -------------------------------------------------------------------- @@ -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, $class_name); } } diff --git a/system/helpers/array_helper.php b/system/helpers/array_helper.php index 6a7c8e3c7..ed2fe3c4a 100644 --- a/system/helpers/array_helper.php +++ b/system/helpers/array_helper.php @@ -43,16 +43,16 @@ if ( ! function_exists('element')) * Element * * Lets you determine whether an array index is set and whether it has a value. - * If the element is empty it returns FALSE (or whatever you specify as the default value.) + * If the element is empty it returns NULL (or whatever you specify as the default value.) * * @param string * @param array * @param mixed * @return mixed depends on what the array contains */ - function element($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 4676b2a65..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 */ // ------------------------------------------------------------------------ @@ -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.$filename); } @@ -186,7 +185,6 @@ if ( ! function_exists('create_captcha')) } } - // Create the border imagerectangle($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 fc790c585..a792f09a2 100644 --- a/system/helpers/date_helper.php +++ b/system/helpers/date_helper.php @@ -117,26 +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) { - $formats = array( - 'DATE_ATOM' => '%Y-%m-%dT%H:%i:%s%O', - 'DATE_COOKIE' => '%l, %d-%M-%y %H:%i:%s UTC', - 'DATE_ISO8601' => '%Y-%m-%dT%H:%i:%s%O', - 'DATE_RFC822' => '%D, %d %M %y %H:%i:%s %O', - 'DATE_RFC850' => '%l, %d-%M-%y %H:%i:%s UTC', - 'DATE_RFC1036' => '%D, %d %M %y %H:%i:%s %O', - 'DATE_RFC1123' => '%D, %d %M %Y %H:%i:%s %O', - 'DATE_RFC2822' => '%D, %d %M %Y %H:%i:%s %O', - 'DATE_RSS' => '%D, %d %M %Y %H:%i:%s %O', - 'DATE_W3C' => '%Y-%m-%dT%H:%i:%s%O' - ); - - return isset($formats[$fmt]) ? mdate($formats[$fmt], $time) : FALSE; + if (empty($time)) + { + $time = now(); + } + + // Procedural style pre-defined constants from the DateTime extension + if (strpos($fmt, 'DATE_') !== 0 OR defined($fmt) === FALSE) + { + return FALSE; + } + + return date(constant($fmt), $time); } } @@ -564,22 +575,7 @@ if ( ! function_exists('timezone_menu')) $menu .= ' class="'.$class.'"'; } - // Generate a string from the attributes submitted, if any - if (is_array($attributes)) - { - $atts = ''; - foreach ($attributes as $key => $val) - { - $atts .= ' '.$key.'="'.$val.'"'; - } - $attributes = $atts; - } - elseif (is_string($attributes) && strlen($attributes) > 0) - { - $attributes = ' '.$attributes; - } - - $menu .= $attributes.">\n"; + $menu .= _stringify_attributes($attributes).">\n"; foreach (timezones() as $key => $val) { diff --git a/system/helpers/directory_helper.php b/system/helpers/directory_helper.php index e7d3b5e8a..7d6b6770e 100644 --- a/system/helpers/directory_helper.php +++ b/system/helpers/directory_helper.php @@ -62,7 +62,7 @@ if ( ! function_exists('directory_map')) while (FALSE !== ($file = readdir($fp))) { // Remove '.', '..', and hidden files [optional] - if ( ! trim($file, '.') OR ($hidden === FALSE && $file[0] === '.')) + if ($file === '.' OR $file === '..' OR ($hidden === FALSE && $file[0] === '.')) { continue; } diff --git a/system/helpers/download_helper.php b/system/helpers/download_helper.php index 09c4de578..0232adfe4 100644 --- a/system/helpers/download_helper.php +++ b/system/helpers/download_helper.php @@ -95,7 +95,10 @@ if ( ! function_exists('force_download')) } // Clean output buffer - ob_clean(); + if (ob_get_level() !== 0) + { + ob_clean(); + } // Generate the server headers header('Content-Type: '.$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 7270ee32c..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 */ // ------------------------------------------------------------------------ @@ -124,7 +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); } diff --git a/system/helpers/form_helper.php b/system/helpers/form_helper.php index 0c5d55037..1bccac35c 100644 --- a/system/helpers/form_helper.php +++ b/system/helpers/form_helper.php @@ -340,8 +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 => $optgroup_val) diff --git a/system/helpers/html_helper.php b/system/helpers/html_helper.php index 68ce70248..2372e8174 100644 --- a/system/helpers/html_helper.php +++ b/system/helpers/html_helper.php @@ -51,7 +51,7 @@ if ( ! function_exists('heading')) */ function heading($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 diff --git a/system/helpers/path_helper.php b/system/helpers/path_helper.php index fec4a1a10..166fef065 100644 --- a/system/helpers/path_helper.php +++ b/system/helpers/path_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/path_helper.html */ // ------------------------------------------------------------------------ diff --git a/system/helpers/security_helper.php b/system/helpers/security_helper.php index 7968f9e9f..5ecc960bc 100644 --- a/system/helpers/security_helper.php +++ b/system/helpers/security_helper.php @@ -108,7 +108,8 @@ if ( ! function_exists('strip_image_tags')) */ 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); } } @@ -124,7 +125,7 @@ if ( ! function_exists('encode_php_tags')) */ function encode_php_tags($str) { - return str_replace(array('<?', '?>'), array('<?', '?>'), $str); + return str_replace(array('<?', '?>'), array('<?', '?>'), $str); } } diff --git a/system/helpers/text_helper.php b/system/helpers/text_helper.php index 8a1f01b51..b592f3cc0 100644 --- a/system/helpers/text_helper.php +++ b/system/helpers/text_helper.php @@ -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) <= $n) { diff --git a/system/helpers/typography_helper.php b/system/helpers/typography_helper.php index af9d16a89..9dbba0679 100644 --- a/system/helpers/typography_helper.php +++ b/system/helpers/typography_helper.php @@ -65,11 +65,11 @@ if ( ! function_exists('auto_typography')) * @param bool whether to reduce multiple instances of double newlines to two * @return string */ - function auto_typography($str, $strip_js_event_handlers = TRUE, $reduce_linebreaks = FALSE) + function auto_typography($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, $reduce_linebreaks); } } diff --git a/system/helpers/url_helper.php b/system/helpers/url_helper.php index 40ce807df..b1f5eccf1 100644 --- a/system/helpers/url_helper.php +++ b/system/helpers/url_helper.php @@ -165,7 +165,7 @@ if ( ! function_exists('anchor')) if ($attributes !== '') { - $attributes = _parse_attributes($attributes); + $attributes = _stringify_attributes($attributes); } return '<a href="'.$site_url.'"'.$attributes.'>'.$title.'</a>'; @@ -221,10 +221,10 @@ if ( ! function_exists('anchor_popup')) unset($attributes[$key]); } - $attributes = empty($attributes) ? '' : _parse_attributes($attributes); + $attributes = _stringify_attributes($attributes); return '<a href="'.$site_url - .'" onclick="window.open(\''.$site_url."', '".$window_name."', '"._parse_attributes($atts, TRUE)."'); return false;\"" + .'" onclick="window.open(\''.$site_url."', '".$window_name."', '"._stringify_attributes($atts, TRUE)."'); return false;\"" .$attributes.'>'.$title.'</a>'; } } @@ -250,7 +250,7 @@ if ( ! function_exists('mailto')) $title = $email; } - return '<a href="mailto:'.$email.'"'._parse_attributes($attributes).'>'.$title.'</a>'; + return '<a href="mailto:'.$email.'"'._stringify_attributes($attributes).'>'.$title.'</a>'; } } @@ -526,7 +526,7 @@ if ( ! function_exists('redirect')) * @param int * @return string */ - function redirect($uri = '', $method = 'auto', $http_response_code = 302) + function redirect($uri = '', $method = 'auto', $code = NULL) { if ( ! preg_match('#^https?://#i', $uri)) { @@ -534,65 +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, $code); break; } exit; } } -// ------------------------------------------------------------------------ - -if ( ! function_exists('_parse_attributes')) -{ - /** - * Parse out the attributes - * - * Some of the functions use this - * - * @param array - * @param bool - * @return string - */ - function _parse_attributes($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 $att; - } -} - /* End of file url_helper.php */ /* Location: ./system/helpers/url_helper.php */
\ No newline at end of file diff --git a/system/language/english/calendar_lang.php b/system/language/english/calendar_lang.php index 48939d476..a70a564e8 100644 --- a/system/language/english/calendar_lang.php +++ b/system/language/english/calendar_lang.php @@ -25,52 +25,51 @@ * @filesource */ -$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'; +$lang['cal_december'] = 'December'; /* End of file calendar_lang.php */ /* Location: ./system/language/english/calendar_lang.php */
\ No newline at end of file diff --git a/system/language/english/date_lang.php b/system/language/english/date_lang.php index 38532b76f..6683e4c69 100644 --- a/system/language/english/date_lang.php +++ b/system/language/english/date_lang.php @@ -25,20 +25,20 @@ * @filesource */ -$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'; $lang['UP14'] = '(UTC +14:00) Line Islands'; - /* End of file date_lang.php */ /* Location: ./system/language/english/date_lang.php */
\ No newline at end of file diff --git a/system/language/english/email_lang.php b/system/language/english/email_lang.php index 95a16d12b..0de9aa27e 100644 --- a/system/language/english/email_lang.php +++ b/system/language/english/email_lang.php @@ -25,25 +25,24 @@ * @filesource */ -$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'; +$lang['email_exit_status'] = 'Exit status code: %s'; /* End of file email_lang.php */ /* Location: ./system/language/english/email_lang.php */
\ No newline at end of file diff --git a/system/language/english/form_validation_lang.php b/system/language/english/form_validation_lang.php index eb4624e07..cf1b3b503 100644 --- a/system/language/english/form_validation_lang.php +++ b/system/language/english/form_validation_lang.php @@ -25,32 +25,31 @@ * @filesource */ -$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.'; +$lang['greater_than_equal_to'] = 'The %s field must contain a number greater than or equal to %s.'; /* End of file form_validation_lang.php */ -/* Location: ./system/language/english/form_validation_lang.php */ +/* Location: ./system/language/english/form_validation_lang.php */
\ No newline at end of file diff --git a/system/language/english/ftp_lang.php b/system/language/english/ftp_lang.php index d00126b53..24923c8d8 100644 --- a/system/language/english/ftp_lang.php +++ b/system/language/english/ftp_lang.php @@ -25,19 +25,18 @@ * @filesource */ -$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.'; +$lang['ftp_unable_to_move'] = 'Unable to move the file. Please make sure the destination directory exists.'; /* End of file ftp_lang.php */ /* Location: ./system/language/english/ftp_lang.php */
\ No newline at end of file diff --git a/system/language/english/imglib_lang.php b/system/language/english/imglib_lang.php index 67a36e120..d755437f2 100644 --- a/system/language/english/imglib_lang.php +++ b/system/language/english/imglib_lang.php @@ -25,25 +25,24 @@ * @filesource */ -$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.'; +$lang['imglib_save_failed'] = 'Unable to save the image. Please make sure the image and file directory are writable.'; /* End of file imglib_lang.php */ /* Location: ./system/language/english/imglib_lang.php */
\ No newline at end of file diff --git a/system/language/english/migration_lang.php b/system/language/english/migration_lang.php index af920660c..5753c00bf 100644 --- a/system/language/english/migration_lang.php +++ b/system/language/english/migration_lang.php @@ -25,13 +25,13 @@ * @filesource */ -$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'] = "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/unit_test_lang.php b/system/language/english/unit_test_lang.php index 36e9aca30..146ec25b4 100644 --- a/system/language/english/unit_test_lang.php +++ b/system/language/english/unit_test_lang.php @@ -45,6 +45,5 @@ $lang['ut_resource'] = 'Resource'; $lang['ut_null'] = 'Null'; $lang['ut_notes'] = 'Notes'; - /* End of file unit_test_lang.php */ /* Location: ./system/language/english/unit_test_lang.php */
\ No newline at end of file diff --git a/system/language/english/upload_lang.php b/system/language/english/upload_lang.php index c3cb9c3e8..d70e7f20f 100644 --- a/system/language/english/upload_lang.php +++ b/system/language/english/upload_lang.php @@ -25,23 +25,22 @@ * @filesource */ -$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/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/Driver.php b/system/libraries/Driver.php index d67ee2549..1d084c8e4 100644 --- a/system/libraries/Driver.php +++ b/system/libraries/Driver.php @@ -54,13 +54,29 @@ class CI_Driver_Library { 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 9270d5fca..84ea1654b 100644 --- a/system/libraries/Email.php +++ b/system/libraries/Email.php @@ -715,9 +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); } // -------------------------------------------------------------------- @@ -1247,7 +1247,7 @@ class CI_Email { * * @return bool */ - public function send() + public function send($auto_clear = TRUE) { if ($this->_replyto_flag === FALSE) { @@ -1266,11 +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 $result; } // -------------------------------------------------------------------- diff --git a/system/libraries/Encrypt.php b/system/libraries/Encrypt.php index 8ffd93aea..679609251 100644 --- a/system/libraries/Encrypt.php +++ b/system/libraries/Encrypt.php @@ -484,7 +484,7 @@ class CI_Encrypt { */ public function set_hash($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 484e306b9..b490a34ca 100644 --- a/system/libraries/Form_validation.php +++ b/system/libraries/Form_validation.php @@ -460,6 +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']); } @@ -1076,7 +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); } // -------------------------------------------------------------------- @@ -1129,7 +1135,7 @@ class CI_Form_validation { */ public function alpha($str) { - return (bool) preg_match('/^[a-z]+$/i', $str); + return ctype_alpha($str); } // -------------------------------------------------------------------- @@ -1142,7 +1148,7 @@ class CI_Form_validation { */ public function alpha_numeric($str) { - return (bool) preg_match('/^[a-z0-9]+$/i', $str); + return ctype_alnum((string) $str); } // -------------------------------------------------------------------- @@ -1264,7 +1270,7 @@ class CI_Form_validation { */ public function is_natural($str) { - return (bool) preg_match('/^[0-9]+$/', $str); + return ctype_digit((string) $str); } // -------------------------------------------------------------------- @@ -1277,7 +1283,7 @@ class CI_Form_validation { */ public function is_natural_no_zero($str) { - return ($str && preg_match('/^[0-9]+$/', $str)); + return ($str != 0 && ctype_digit((string) $str)); } // -------------------------------------------------------------------- @@ -1360,7 +1366,7 @@ class CI_Form_validation { */ public function strip_image_tags($str) { - return $this->CI->input->strip_image_tags($str); + return $this->CI->security->strip_image_tags($str); } // -------------------------------------------------------------------- diff --git a/system/libraries/Ftp.php b/system/libraries/Ftp.php index 461e884fb..76f5e151a 100644 --- a/system/libraries/Ftp.php +++ b/system/libraries/Ftp.php @@ -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) diff --git a/system/libraries/Image_lib.php b/system/libraries/Image_lib.php index 4735dfd08..ef4187847 100644 --- a/system/libraries/Image_lib.php +++ b/system/libraries/Image_lib.php @@ -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'; + } } $retval = 1; @@ -1313,6 +1320,13 @@ class CI_Image_lib { imagestring($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 diff --git a/system/libraries/Migration.php b/system/libraries/Migration.php index 3a1e7a0ad..5d637d44a 100644 --- a/system/libraries/Migration.php +++ b/system/libraries/Migration.php @@ -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 75745dd48..e1e729bb0 100644 --- a/system/libraries/Pagination.php +++ b/system/libraries/Pagination.php @@ -52,24 +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 $query_string_segment = 'per_page'; protected $display_pages = TRUE; protected $_attributes = ''; protected $_link_types = array(); protected $reuse_query_string = FALSE; + protected $data_page_attr = 'data-ci-pagination-page'; /** * Constructor @@ -202,7 +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/$this->per_page) + 1); } // Calculate the start and end numbers. These determine @@ -214,7 +215,8 @@ class CI_Pagination { // string. If post, add a trailing slash to the base URL if needed if ($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 { @@ -230,10 +232,12 @@ class CI_Pagination { 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($get, '', '&'); @@ -245,7 +249,11 @@ class CI_Pagination { if ($this->first_link !== FALSE && $this->cur_page > ($this->num_links + 1)) { $first_url = ($this->first_url === '') ? $this->base_url : $this->first_url; - $output .= $this->first_tag_open.'<a href="'.$first_url.'"'.$this->_attributes.$this->_attr_rel('start').'>' + + // 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; } @@ -254,15 +262,18 @@ class CI_Pagination { { $i = ($this->use_page_numbers) ? $uri_page_number - 1 : $uri_page_number - $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 && $this->first_url !== '') { - $output .= $this->prev_tag_open.'<a href="'.$this->first_url.$query_string.'"'.$this->_attributes.$this->_attr_rel('prev').'>' + $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 { $append = ($i === $base_page) ? $query_string : $this->prefix.$i.$this->suffix; - $output .= $this->prev_tag_open.'<a href="'.$this->base_url.$append.'"'.$this->_attributes.$this->_attr_rel('prev').'>' + $output .= $this->prev_tag_open.'<a href="'.$this->base_url.$append.'"'.$attributes.$this->_attr_rel('prev').'>' .$this->prev_link.'</a>'.$this->prev_tag_close; } @@ -275,6 +286,10 @@ class CI_Pagination { for ($loop = $start -1; $loop <= $end; $loop++) { $i = ($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) @@ -286,13 +301,13 @@ class CI_Pagination { $n = ($i === $base_page) ? '' : $i; if ($n === '' && ! empty($this->first_url)) { - $output .= $this->num_tag_open.'<a href="'.$this->first_url.$query_string.'"'.$this->_attributes.$this->_attr_rel('start').'>' + $output .= $this->num_tag_open.'<a href="'.$this->first_url.$query_string.'"'.$attributes.$this->_attr_rel('start').'>' .$loop.'</a>'.$this->num_tag_close; } else { $append = ($n === '') ? $query_string : $this->prefix.$n.$this->suffix; - $output .= $this->num_tag_open.'<a href="'.$this->base_url.$append.'"'.$this->_attributes.$this->_attr_rel('start').'>' + $output .= $this->num_tag_open.'<a href="'.$this->base_url.$append.'"'.$attributes.$this->_attr_rel('start').'>' .$loop.'</a>'.$this->num_tag_close; } } @@ -305,7 +320,10 @@ class CI_Pagination { { $i = ($this->use_page_numbers) ? $this->cur_page + 1 : $this->cur_page * $this->per_page; - $output .= $this->next_tag_open.'<a href="'.$this->base_url.$this->prefix.$i.$this->suffix.'"'.$this->_attributes + // 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; } @@ -314,7 +332,10 @@ class CI_Pagination { { $i = ($this->use_page_numbers) ? $num_pages : ($num_pages * $this->per_page) - $this->per_page; - $output .= $this->last_tag_open.'<a href="'.$this->base_url.$this->prefix.$i.$this->suffix.'"'.$this->_attributes.'>' + // 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; } 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.php b/system/libraries/Session/drivers/Session_cookie.php index 72a942b8a..4f415cc0d 100644..100755 --- a/system/libraries/Session.php +++ b/system/libraries/Session/drivers/Session_cookie.php @@ -9,7 +9,7 @@ * 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 + * 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 @@ -26,7 +26,9 @@ */ /** - * Session Class + * 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 @@ -34,7 +36,7 @@ * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/libraries/sessions.html */ -class CI_Session { +class CI_Session_cookie extends CI_Session_driver { /** * Whether to encrypt the session cookie @@ -69,7 +71,7 @@ class CI_Session { * * @var bool */ - public $sess_expire_on_close = FALSE; + public $sess_expire_on_close = FALSE; /** * Whether to match session on ip address @@ -83,7 +85,7 @@ class CI_Session { * * @var bool */ - public $sess_match_useragent = TRUE; + public $sess_match_useragent = TRUE; /** * Name of session cookie @@ -104,7 +106,7 @@ class CI_Session { * * @var string */ - public $cookie_path = ''; + public $cookie_path = ''; /** * Session cookie domain @@ -142,13 +144,6 @@ class CI_Session { public $encryption_key = ''; /** - * String to indicate flash data cookies - * - * @var string - */ - public $flashdata_key = 'flash'; - - /** * Timezone to use for the current time * * @var string @@ -156,18 +151,11 @@ class CI_Session { public $time_reference = 'local'; /** - * Probablity level of garbage collection of old sessions - * - * @var int - */ - public $gc_probability = 5; - - /** * Session data * * @var array */ - public $userdata = array(); + public $userdata = array(); /** * Reference to CodeIgniter instance @@ -184,31 +172,65 @@ class CI_Session { public $now; /** - * Session Constructor + * Default userdata keys * - * The constructor runs the session routines automatically - * whenever the class is instantiated. + * @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 $data_dirty = FALSE; + + /** + * Initialize session driver object * - * @param array * @return void */ - public function __construct($params = array()) + protected function initialize() { - 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) + // 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($params[$key]) ? $params[$key] : $this->CI->config->item($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 Session class you are required to set an encryption key in your config file.'); + 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 @@ -220,14 +242,18 @@ class CI_Session { $this->CI->load->library('encrypt'); } - // Are we using a database? If so, load it + // Check for database if ($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 + // 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 @@ -242,59 +268,135 @@ class CI_Session { // 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()) + if ( ! $this->_sess_read()) { - $this->sess_create(); + $this->_sess_create(); } else { - $this->sess_update(); + $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 $this->_sess_gc(); + } + + // ------------------------------------------------------------------------ + + /** + * Write the session data + * + * @return void + */ + public function sess_save() + { + // Check for database + if ($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); + } + } + + // ------------------------------------------------------------------------ - log_message('debug', 'Session routines successfully run'); + /** + * 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 */ - public function sess_read() + protected function _sess_read() { // Fetch the cookie $session = $this->CI->input->cookie($this->sess_cookie_name); - // No cookie? Goodbye cruel world!... + // No cookie? Goodbye cruel world!... if ($session === NULL) { log_message('debug', 'A session cookie was not found.'); return FALSE; } - // Decrypt the cookie data + // Check for encryption if ($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 - $hash = substr($session, strlen($session)-32); // get last 32 chars - $session = substr($session, 0, strlen($session)-32); + // 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)) + 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.'); $this->sess_destroy(); @@ -327,7 +429,8 @@ class CI_Session { } // Does the User Agent Match? - if ($this->sess_match_useragent === TRUE && trim($session['user_agent']) !== trim(substr($this->CI->input->user_agent(), 0, 120))) + if ($this->sess_match_useragent === TRUE && + trim($session['user_agent']) !== trim(substr($this->CI->input->user_agent(), 0, 120))) { $this->sess_destroy(); return FALSE; @@ -348,8 +451,19 @@ class CI_Session { $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) { @@ -357,7 +471,7 @@ class CI_Session { return FALSE; } - // Is there custom data? If so, add it to the main session array + // Is there custom data? If so, add it to the main session array $row = $query->row(); if ( ! empty($row->user_data)) { @@ -365,424 +479,164 @@ class CI_Session { if (is_array($custom_data)) { - foreach ($custom_data as $key => $val) - { - $session[$key] = $val; - } + $session = $session + $custom_data; } } } // 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() + protected 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(); - + // Initialize userdata $this->userdata = array( - 'session_id' => md5(uniqid($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 + '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) { - $this->CI->db->query($this->CI->db->insert_string($this->sess_table_name, $this->userdata)); + // 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 $this->_set_cookie(); } - // -------------------------------------------------------------------- + // ------------------------------------------------------------------------ /** * Update an existing session * + * @param bool Force update flag (default: false) * @return void */ - public function sess_update() + protected function _sess_update($force = FALSE) { - // We only update the session every five minutes by default - if (($this->userdata['last_activity'] + $this->sess_time_to_update) >= $this->now) + // 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; } - // _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); - } + // Update last activity to now + $this->userdata['last_activity'] = $this->now; - // Save the old session id so we know which record to - // update in the database if we need it + // Save the old session id so we know which DB record to update $old_sessid = $this->userdata['session_id']; - $new_sessid = ''; - do + + // Changing the session ID during an AJAX call causes problems + if ( ! $this->CI->input->is_ajax_request()) { - $new_sessid .= mt_rand(0, mt_getrandmax()); + // Get new id + $this->userdata['session_id'] = $this->_make_sess_id(); } - while (strlen($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'] = $this->now; - - // Update the session ID and last_activity field in the DB if needed + // Check for database if ($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))); + // 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 - $this->_set_cookie($cookie_data); + $this->_set_cookie(); } - // -------------------------------------------------------------------- + // ------------------------------------------------------------------------ /** - * Destroy the current session + * Update database with current data + * + * This gets called from the shutdown function and also + * registered with PHP to run at the end of the request + * so it's guaranteed to update even when a fatal error + * occurs. The first call makes the update and clears the + * dirty flag so it won't happen twice. * * @return void */ - public function sess_destroy() + public function _update_db() { - // Kill the session DB row - if ($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, - $this->cookie_domain, - 0 + // Check for database and dirty flag and unsaved + if ($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' => '' ); - // 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] : NULL; - } - - // -------------------------------------------------------------------- - - /** - * 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; - } - - // -------------------------------------------------------------------- + // Get the custom userdata, leaving out the defaults + // (which get stored in the cookie) + $userdata = array_diff_key($this->userdata, $this->defaults); - /** - * Add or change data in the "userdata" array - * - * @param mixed - * @param string - * @return void - */ - public function set_userdata($newdata = array(), $newval = '') - { - if (is_string($newdata)) - { - $newdata = array($newdata => $newval); - } - - if (count($newdata) > 0) - { - foreach ($newdata as $key => $val) + // Did we find any custom data? + if ( ! empty($userdata)) { - $this->userdata[$key] = $val; + // Serialize the custom data array so we can store it + $set['user_data'] = $this->_serialize($userdata); } - } - $this->sess_write(); - } + // 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 + $this->data_dirty = FALSE; - /** - * Delete a session variable from the "userdata" array - * - * @param array - * @return void - */ - public function unset_userdata($newdata = array()) - { - if (is_string($newdata)) - { - $newdata = array($newdata => ''); + log_message('debug', 'CI_Session Data Saved To DB'); } - - if (count($newdata) > 0) - { - foreach ($newdata as $key => $val) - { - unset($this->userdata[$key]); - } - } - - $this->sess_write(); } // ------------------------------------------------------------------------ /** - * Add or change flashdata, only available - * until the next request + * Generate a new session id * - * @param mixed - * @param string - * @return void + * @return string Hashed session id */ - public function set_flashdata($newdata = array(), $newval = '') + protected function _make_sess_id() { - if (is_string($newdata)) - { - $newdata = array($newdata => $newval); - } - - if (count($newdata) > 0) + $new_sessid = ''; + do { - foreach ($newdata as $key => $val) - { - $this->set_userdata($this->flashdata_key.':new:'.$key, $val); - } + $new_sessid .= mt_rand(0, mt_getrandmax()); } - } - - // ------------------------------------------------------------------------ - - /** - * Keeps existing flashdata available to next request. - * - * @param string - * @return void - */ - public function keep_flashdata($key) - { - // 'old' flashdata gets removed. Here we mark all - // flashdata as 'new' to preserve it from _flashdata_sweep() - // Note the function will return NULL 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:'.$key); - } + while (strlen($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(); - /** - * 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); - } - } + // Turn it into a hash and return + return md5(uniqid($new_sessid, TRUE)); } // ------------------------------------------------------------------------ /** - * 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 + * @return int Time */ protected function _get_time() { @@ -797,49 +651,57 @@ class CI_Session { return mktime($hour, $minute, $second, $month, $day, $year); } - // -------------------------------------------------------------------- + // ------------------------------------------------------------------------ /** * Write the session cookie * - * @param mixed * @return void */ - protected function _set_cookie($cookie_data = NULL) + protected function _set_cookie() { - if (is_null($cookie_data)) - { - $cookie_data = $this->userdata; - } + // 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); - if ($this->sess_encrypt_cookie === TRUE) - { - $cookie_data = $this->CI->encrypt->encode($cookie_data); - } - else - { + $cookie_data = ($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 = $cookie_data.md5($cookie_data.$this->encryption_key); - } + : $cookie_data.md5($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 - ); + $this->_setcookie($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, $httponly); + } + + // ------------------------------------------------------------------------ /** * Serialize an array @@ -847,8 +709,8 @@ class CI_Session { * This function first converts any slashes found in the array to a temporary * marker, so when it gets unserialized the slashes will be preserved * - * @param array - * @return string + * @param mixed Data to serialize + * @return string Serialized data */ protected function _serialize($data) { @@ -860,16 +722,19 @@ class CI_Session { { $data = str_replace('\\', '{{slash}}', $data); } + return serialize($data); } + // ------------------------------------------------------------------------ + /** * Escape slashes * * This function converts any slashes found into a temporary marker * - * @param string - * @param string + * @param string Value + * @param string Key * @return void */ protected function _escape_slashes(&$val, $key) @@ -880,7 +745,7 @@ class CI_Session { } } - // -------------------------------------------------------------------- + // ------------------------------------------------------------------------ /** * Unserialize @@ -888,8 +753,8 @@ class CI_Session { * This function unserializes a data string, then converts any * temporary slash markers back to actual slashes * - * @param array - * @return string + * @param mixed Data to unserialize + * @return mixed Unserialized data */ protected function _unserialize($data) { @@ -904,15 +769,15 @@ class CI_Session { return is_string($data) ? str_replace('{{slash}}', '\\', $data) : $data; } - // -------------------------------------------------------------------- + // ------------------------------------------------------------------------ /** * Unescape slashes * * This function converts any slash markers back into actual slashes * - * @param string - * @param string + * @param string Value + * @param string Key * @return void */ protected function _unescape_slashes(&$val, $key) @@ -923,7 +788,7 @@ class CI_Session { } } - // -------------------------------------------------------------------- + // ------------------------------------------------------------------------ /** * Garbage collection @@ -940,13 +805,14 @@ class CI_Session { return; } + $probability = ini_get('session.gc_probability'); + $divisor = ini_get('session.gc_divisor'); + srand(time()); - if ((rand() % 100) < $this->gc_probability) + if ((mt_rand(0, $divisor) / $divisor) < $probability) { $expire = $this->now - $this->sess_expiration; - - $this->CI->db->where('last_activity < '.$expire); - $this->CI->db->delete($this->sess_table_name); + $this->CI->db->delete($this->sess_table_name, 'last_activity < '.$expire); log_message('debug', 'Session garbage collection performed.'); } @@ -954,5 +820,5 @@ class CI_Session { } -/* End of file Session.php */ -/* Location: ./system/libraries/Session.php */
\ No newline at end of file +/* 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 $_SESSION; + } + +} + +/* End of file Session_native.php */ +/* Location: ./system/libraries/Session/drivers/Session_native.php */
\ No newline at end of file diff --git a/system/libraries/Unit_test.php b/system/libraries/Unit_test.php index 70ad8dc41..c2c01758e 100644 --- a/system/libraries/Unit_test.php +++ b/system/libraries/Unit_test.php @@ -240,6 +240,11 @@ class CI_Unit_test { { foreach ($val as $k => $v) { + if ( ! in_array($k, $this->_test_items_visible)) + { + continue; + } + if (FALSE !== ($line = $CI->lang->line(strtolower('ut_'.$v)))) { $v = $line; diff --git a/system/libraries/Xmlrpc.php b/system/libraries/Xmlrpc.php index eac4ac118..dc5d27f8c 100644..100755 --- a/system/libraries/Xmlrpc.php +++ b/system/libraries/Xmlrpc.php @@ -174,7 +174,7 @@ class CI_Xmlrpc { * @param int port * @return void */ - public function server($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); } // -------------------------------------------------------------------- @@ -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)) { @@ -1302,15 +1317,15 @@ class XML_RPC_Values extends CI_Xmlrpc { $type = $type === '' ? 'string' : $type; - if ($this->xmlrpcTypes[$type] === 1) + if ($this->xmlrpcTypes[$type] == 1) { $this->addScalar($val,$type); } - elseif ($this->xmlrpcTypes[$type] === 2) + elseif ($this->xmlrpcTypes[$type] == 2) { $this->addArray($val); } - elseif ($this->xmlrpcTypes[$type] === 3) + elseif ($this->xmlrpcTypes[$type] == 3) { $this->addStruct($val); } @@ -1336,7 +1351,7 @@ class XML_RPC_Values extends CI_Xmlrpc return 0; } - if ($typeof !== 1) + if ($typeof != 1) { echo '<strong>XML_RPC_Values</strong>: not a scalar type (${typeof})<br />'; return 0; @@ -1344,7 +1359,7 @@ class XML_RPC_Values extends CI_Xmlrpc if ($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) diff --git a/system/libraries/Xmlrpcs.php b/system/libraries/Xmlrpcs.php index e81f2ca9a..5d01d374d 100644 --- a/system/libraries/Xmlrpcs.php +++ b/system/libraries/Xmlrpcs.php @@ -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'); |