diff options
Diffstat (limited to 'system/core')
| -rw-r--r-- | system/core/Base4.php | 8 | ||||
| -rw-r--r-- | system/core/Base5.php | 2 | ||||
| -rw-r--r-- | system/core/Benchmark.php | 4 | ||||
| -rw-r--r-- | system/core/CodeIgniter.php | 64 | ||||
| -rw-r--r-- | system/core/Common.php | 70 | ||||
| -rw-r--r-- | system/core/Compat.php | 10 | ||||
| -rw-r--r-- | system/core/Config.php | 48 | ||||
| -rw-r--r-- | system/core/Controller.php | 16 | ||||
| -rw-r--r-- | system/core/Exceptions.php | 26 | ||||
| -rw-r--r-- | system/core/Hooks.php | 16 | ||||
| -rw-r--r-- | system/core/Input.php | 8 | ||||
| -rw-r--r-- | system/core/Lang.php | 2 | ||||
| -rw-r--r-- | system/core/Loader.php | 310 | ||||
| -rw-r--r-- | system/core/Model.php | 14 | ||||
| -rw-r--r-- | system/core/Output.php | 161 | ||||
| -rw-r--r-- | system/core/Router.php | 160 | ||||
| -rw-r--r-- | system/core/URI.php | 6 | ||||
| -rw-r--r-- | system/core/Unicode.php | 28 |
18 files changed, 484 insertions, 469 deletions
diff --git a/system/core/Base4.php b/system/core/Base4.php index bd0434158..ef7838d69 100644 --- a/system/core/Base4.php +++ b/system/core/Base4.php @@ -32,7 +32,7 @@ * Since PHP 5 doesn't suffer from this problem so we load one of * two files based on the version of PHP being run. * @PHP4 - * + * * @package CodeIgniter * @subpackage codeigniter * @category front-controller @@ -46,7 +46,7 @@ // This allows syntax like $this->load->foo() to work parent::CI_Loader(); $this->load =& $this; - + // This allows resources used within controller constructors to work global $OBJ; $OBJ = $this->load; // Do NOT use a reference. @@ -56,12 +56,12 @@ function &get_instance() { global $CI, $OBJ; - + if (is_object($CI)) { return $CI; } - + return $OBJ->load; } diff --git a/system/core/Base5.php b/system/core/Base5.php index 6f2fbdab0..ac6c7f020 100644 --- a/system/core/Base5.php +++ b/system/core/Base5.php @@ -23,7 +23,7 @@ * run under PHP 5. It allows us to manage the CI super object more * gracefully than what is possible with PHP 4. * @PHP4 (no need for separate Bases after PHP 4 is gone) - * + * * @package CodeIgniter * @subpackage codeigniter * @category front-controller diff --git a/system/core/Benchmark.php b/system/core/Benchmark.php index 1149b7a76..80933f424 100644 --- a/system/core/Benchmark.php +++ b/system/core/Benchmark.php @@ -80,13 +80,13 @@ class CI_Benchmark { { $this->marker[$point2] = microtime(); } - + list($sm, $ss) = explode(' ', $this->marker[$point1]); list($em, $es) = explode(' ', $this->marker[$point2]); return number_format(($em + $es) - ($sm + $ss), $decimals); } - + // -------------------------------------------------------------------- /** diff --git a/system/core/CodeIgniter.php b/system/core/CodeIgniter.php index 295917c92..f67bb8c10 100644 --- a/system/core/CodeIgniter.php +++ b/system/core/CodeIgniter.php @@ -61,10 +61,10 @@ * ------------------------------------------------------ */ set_error_handler('_exception_handler'); - + if ( ! is_php('5.3')) { - @set_magic_quotes_runtime(0); // Kill magic quotes + @set_magic_quotes_runtime(0); // Kill magic quotes } // Set a liberal script execution time limit @@ -78,18 +78,18 @@ * Set the subclass_prefix * ------------------------------------------------------ * - * Normally the "subclass_prefix" is set in the config file. - * The subclass prefix allows CI to know if a core class is + * Normally the "subclass_prefix" is set in the config file. + * The subclass prefix allows CI to know if a core class is * being extended via a library in the local application - * "libraries" folder. Since CI allows config items to be - * overriden via data set in the main index. php file, - * before proceeding we need to know if a subclass_prefix + * "libraries" folder. Since CI allows config items to be + * overriden via data set in the main index. php file, + * before proceeding we need to know if a subclass_prefix * override exists. If so, we will set this value now, * before any classes are loaded - * Note: Since the config file data is cached it doesn't + * Note: Since the config file data is cached it doesn't * hurt to load it here. */ - if (isset($assign_to_config['subclass_prefix']) AND $assign_to_config['subclass_prefix'] != '') + if (isset($assign_to_config['subclass_prefix']) AND $assign_to_config['subclass_prefix'] != '') { get_config(array('subclass_prefix' => $assign_to_config['subclass_prefix'])); } @@ -121,12 +121,12 @@ * ------------------------------------------------------ * Instantiate the config class * ------------------------------------------------------ - */ + */ $CFG =& load_class('Config', 'core'); // Do we have any manually set config items in the index.php file? if (isset($assign_to_config)) - { + { $CFG->_assign_to_config($assign_to_config); } @@ -134,16 +134,16 @@ * ------------------------------------------------------ * Instantiate the Unicode class * ------------------------------------------------------ - * + * * Note: Order here is rather important as the Unicode * class needs to be used very early on, but it cannot - * properly determine if UTf-8 can be supported until + * properly determine if UTf-8 can be supported until * after the Config class is instantiated. - * + * */ $UNI =& load_class('Unicode', 'core'); - + /* * ------------------------------------------------------ * Instantiate the URI class @@ -155,10 +155,10 @@ * ------------------------------------------------------ * Instantiate the routing class and set the routing * ------------------------------------------------------ - */ + */ $RTR =& load_class('Router', 'core'); $RTR->_set_routing(); - + // Set any routing overrides that may exist in the main index file if (isset($routing)) { @@ -190,7 +190,7 @@ * Load the Input class and sanitize globals * ------------------------------------------------------ */ - $IN =& load_class('Input', 'core'); + $IN =& load_class('Input', 'core'); /* * ------------------------------------------------------ @@ -208,9 +208,9 @@ * conditionally load different versions of the base * class. Retaining PHP 4 compatibility requires a bit of a hack. * @PHP4 - * + * */ - if (is_php('5.0.0') == TRUE) + if (is_php('5.0.0') == TRUE) { require(BASEPATH.'core/Base5'.EXT); } @@ -220,25 +220,25 @@ load_class('Loader', 'core'); require(BASEPATH.'core/Base4'.EXT); } - + // Load the base controller class require BASEPATH.'core/Controller'.EXT; - + if (file_exists(APPPATH.'core/'.$CFG->config['subclass_prefix'].'Controller'.EXT)) { require APPPATH.'core/'.$CFG->config['subclass_prefix'].'Controller'.EXT; } - + // Load the local application controller - // Note: The Router class automatically validates the controller path using the router->_validate_request(). + // Note: The Router class automatically validates the controller path using the router->_validate_request(). // If this include fails it means that the default controller in the Routes.php file is not resolving to something valid. if ( ! file_exists(APPPATH.'controllers/'.$RTR->fetch_directory().$RTR->fetch_class().EXT)) { show_error('Unable to load your default controller. Please make sure the controller specified in your Routes.php file is valid.'); } - + include(APPPATH.'controllers/'.$RTR->fetch_directory().$RTR->fetch_class().EXT); - + // Set a mark point for benchmarking $BM->mark('loading_time:_base_classes_end'); @@ -253,7 +253,7 @@ */ $class = $RTR->fetch_class(); $method = $RTR->fetch_method(); - + if ( ! class_exists($class) OR $method == 'controller' OR strncmp($method, '_', 1) == 0 @@ -277,7 +277,7 @@ */ // Mark a start point so we can benchmark the controller $BM->mark('controller_execution_time_( '.$class.' / '.$method.' )_start'); - + $CI = new $class(); /* @@ -307,11 +307,11 @@ } // Call the requested method. - // Any URI segments present (besides the class/function) will be passed to the method for convenience - call_user_func_array(array(&$CI, $method), array_slice($URI->rsegments, 2)); + // Any URI segments present (besides the class/function) will be passed to the method for convenience + call_user_func_array(array(&$CI, $method), array_slice($URI->rsegments, 2)); } - + // Mark a benchmark end point $BM->mark('controller_execution_time_( '.$class.' / '.$method.' )_end'); @@ -331,7 +331,7 @@ { $OUT->_display(); } - + /* * ------------------------------------------------------ * Is there a "post_system" hook? diff --git a/system/core/Common.php b/system/core/Common.php index 2b8ad26b1..90ba7c963 100644 --- a/system/core/Common.php +++ b/system/core/Common.php @@ -43,7 +43,7 @@ { static $_is_php; $version = (string)$version; - + if ( ! isset($_is_php[$version])) { $_is_php[$version] = (version_compare(PHP_VERSION, $version) < 0) ? FALSE : TRUE; @@ -57,13 +57,13 @@ /** * Tests for file writability * - * is_writable() returns TRUE on Windows servers when you really can't write to + * is_writable() returns TRUE on Windows servers when you really can't write to * the file, based on the read-only attribute. is_writable() is also unreliable * on Unix servers if safe_mode is on. * * @access private * @return void - */ + */ function is_really_writable($file) { // If we're on a Unix server with safe_mode off we call is_writable @@ -115,7 +115,7 @@ function &load_class($class, $directory = 'libraries', $prefix = 'CI_') { static $_classes = array(); - + // Does the class exist? If so, we're done... if (isset($_classes[$class])) { @@ -127,25 +127,25 @@ // Look for the class first in the native system/libraries folder // thenin the local application/libraries folder foreach (array(BASEPATH, APPPATH) as $path) - { + { if (file_exists($path.$directory.'/'.$class.EXT)) { $name = $prefix.$class; - + if (class_exists($name) === FALSE) { require($path.$directory.'/'.$class.EXT); } - + break; } } // Is the request a class extension? If so we load it too if (file_exists(APPPATH.$directory.'/'.config_item('subclass_prefix').$class.EXT)) - { + { $name = config_item('subclass_prefix').$class; - + if (class_exists($name) === FALSE) { require(APPPATH.$directory.'/'.config_item('subclass_prefix').$class.EXT); @@ -155,8 +155,8 @@ // Did we find the class? if ($name === FALSE) { - // Note: We use exit() rather then show_error() in order to avoid a - // self-referencing loop with the Excptions class + // Note: We use exit() rather then show_error() in order to avoid a + // self-referencing loop with the Excptions class exit('Unable to locate the specified class: '.$class.EXT); } @@ -176,7 +176,7 @@ * Required to retain PHP 4 compatibility and also not make PHP 5.3 cry. * * Use: $obj =& instantiate_class(new Foo()); - * + * * @access public * @param object * @return object @@ -221,11 +221,11 @@ function &get_config($replace = array()) { static $_config; - + if (isset($_config)) { return $_config[0]; - } + } // Fetch the config file if ( ! file_exists(APPPATH.'config/config'.EXT)) @@ -254,7 +254,7 @@ } } } - + return $_config[0] =& $config; } @@ -269,18 +269,18 @@ function config_item($item) { static $_config_item = array(); - + if ( ! isset($_config_item[$item])) { $config =& get_config(); - + if ( ! isset($config[$item])) { return FALSE; } $_config_item[$item] = $config[$item]; } - + return $_config_item[$item]; } @@ -343,7 +343,7 @@ { return; } - + $_log =& load_class('Log'); $_log->write_log($level, $message, $php_error); } @@ -354,10 +354,10 @@ * Set HTTP Status Header * * @access public - * @param int the status code - * @param string + * @param int the status code + * @param string * @return void - */ + */ function set_status_header($code = 200, $text = '') { $stati = array( @@ -408,15 +408,15 @@ } if (isset($stati[$code]) AND $text == '') - { + { $text = $stati[$code]; } - + if ($text == '') { show_error('No status text available. Please check your status code number or supply your own message text.', 500); } - + $server_protocol = (isset($_SERVER['SERVER_PROTOCOL'])) ? $_SERVER['SERVER_PROTOCOL'] : FALSE; if (substr(php_sapi_name(), 0, 3) == 'cgi') @@ -432,7 +432,7 @@ header("HTTP/1.1 {$code} {$text}", TRUE, $code); } } - + // -------------------------------------------------------------------- /** @@ -450,20 +450,20 @@ * @return void */ function _exception_handler($severity, $message, $filepath, $line) - { + { // We don't bother with "strict" notices since they tend to fill up // the log file with excess information that isn't normally very helpful. - // For example, if you are running PHP 5 and you use version 4 style - // class functions (without prefixes like "public", "private", etc.) + // For example, if you are running PHP 5 and you use version 4 style + // class functions (without prefixes like "public", "private", etc.) // you'll get notices telling you that these have been deprecated. if ($severity == E_STRICT) { return; } - + $_error =& load_class('Exceptions', 'core'); - - // Should we display the error? We'll get the current error_reporting + + // Should we display the error? We'll get the current error_reporting // level and add its bits with the severity bits to find out. if (($severity & error_reporting()) == $severity) { @@ -475,12 +475,12 @@ { return; } - + $_error->log_exception($severity, $message, $filepath, $line); } // -------------------------------------------------------------------- - + /** * Remove Invisible Characters * @@ -494,7 +494,7 @@ function remove_invisible_characters($str) { static $non_displayables; - + if ( ! isset($non_displayables)) { // every control character except newline (dec 10), carriage return (dec 13), and horizontal tab (dec 09), diff --git a/system/core/Compat.php b/system/core/Compat.php index 088d5815a..bd11b9836 100644 --- a/system/core/Compat.php +++ b/system/core/Compat.php @@ -32,7 +32,7 @@ /* * PHP versions prior to 5.0 don't support the E_STRICT constant - * so we need to explicitly define it otherwise the Exception class + * so we need to explicitly define it otherwise the Exception class * will generate errors when running under PHP 4 * @PHP4 * @@ -61,9 +61,9 @@ if ( ! function_exists('ctype_digit')) { return FALSE; } - + return ! preg_match('/[^0-9]/', $str); - } + } } // -------------------------------------------------------------------- @@ -87,9 +87,9 @@ if ( ! function_exists('ctype_alnum')) { return FALSE; } - + return ! preg_match('/[^0-9a-z]/i', $str); - } + } } // -------------------------------------------------------------------- diff --git a/system/core/Config.php b/system/core/Config.php index 7e0443c1f..24503ab5d 100644 --- a/system/core/Config.php +++ b/system/core/Config.php @@ -45,10 +45,10 @@ class CI_Config { */ function CI_Config() { - $this->config =& get_config(); + $this->config =& get_config(); log_message('debug', "Config Class Initialized"); } - + // -------------------------------------------------------------------- /** @@ -57,16 +57,16 @@ class CI_Config { * @access public * @param string the config file name * @return boolean if the file was loaded correctly - */ + */ function load($file = '', $use_sections = FALSE, $fail_gracefully = FALSE) { $file = ($file == '') ? 'config' : str_replace(EXT, '', $file); $loaded = FALSE; - + foreach($this->_config_paths as $path) { $file_path = $path.'config/'.$file.EXT; - + if (in_array($file_path, $this->is_loaded, TRUE)) { $loaded = TRUE; @@ -77,7 +77,7 @@ class CI_Config { { continue; } - + include($file_path); if ( ! isset($config) OR ! is_array($config)) @@ -88,7 +88,7 @@ class CI_Config { } show_error('Your '.$file_path.' file does not appear to contain a valid configuration array.'); } - + if ($use_sections === TRUE) { if (isset($this->config[$file])) @@ -104,14 +104,14 @@ class CI_Config { { $this->config = array_merge($this->config, $config); } - + $this->is_loaded[] = $file_path; unset($config); - + $loaded = TRUE; log_message('debug', 'Config file loaded: '.$file_path); } - + if ($loaded === FALSE) { if ($fail_gracefully === TRUE) @@ -123,7 +123,7 @@ class CI_Config { return TRUE; } - + // -------------------------------------------------------------------- /** @@ -137,9 +137,9 @@ class CI_Config { * @return string */ function item($item, $index = '') - { + { if ($index == '') - { + { if ( ! isset($this->config[$item])) { return FALSE; @@ -164,8 +164,8 @@ class CI_Config { return $pref; } - - // -------------------------------------------------------------------- + + // -------------------------------------------------------------------- /** * Fetch a config file item - adds slash after item @@ -188,13 +188,13 @@ class CI_Config { $pref = $this->config[$item]; if ($pref != '' && substr($pref, -1) != '/') - { + { $pref .= '/'; } return $pref; } - + // -------------------------------------------------------------------- /** @@ -224,9 +224,9 @@ class CI_Config { { $uri = implode('/', $uri); } - + $suffix = ($this->item('url_suffix') == FALSE) ? '' : $this->item('url_suffix'); - return $this->slash_item('base_url').$this->slash_item('index_page').trim($uri, '/').$suffix; + return $this->slash_item('base_url').$this->slash_item('index_page').trim($uri, '/').$suffix; } else { @@ -254,7 +254,7 @@ class CI_Config { } } } - + // -------------------------------------------------------------------- /** @@ -268,7 +268,7 @@ class CI_Config { $x = explode("/", preg_replace("|/*(.+?)/*$|", "\\1", BASEPATH)); return $this->slash_item('base_url').end($x).'/'; } - + // -------------------------------------------------------------------- /** @@ -283,7 +283,7 @@ class CI_Config { { $this->config[$item] = $value; } - + // -------------------------------------------------------------------- /** @@ -296,7 +296,7 @@ class CI_Config { * @access private * @param array * @return void - */ + */ function _assign_to_config($items = array()) { if (is_array($items)) @@ -305,7 +305,7 @@ class CI_Config { { $this->set_item($key, $val); } - } + } } } diff --git a/system/core/Controller.php b/system/core/Controller.php index c9d797ca2..9bd9912dc 100644 --- a/system/core/Controller.php +++ b/system/core/Controller.php @@ -28,18 +28,18 @@ * @link http://codeigniter.com/user_guide/general/controllers.html */ class Controller extends CI_Base { - + /** * Constructor * * Calls the initialize() function */ function Controller() - { + { parent::CI_Base(); // Assign all the class objects that were instantiated by the - // bootstrap file (CodeIgniter.php) to local class variables + // bootstrap file (CodeIgniter.php) to local class variables // so that CI can run as one big super object. foreach (is_loaded() as $var => $class) { @@ -48,18 +48,18 @@ class Controller extends CI_Base { // In PHP 5 the Loader class is run as a discreet // class. In PHP 4 it extends the Controller @PHP4 - if (is_php('5.0.0') == TRUE) + if (is_php('5.0.0') == TRUE) { $this->load =& load_class('Loader', 'core'); - + $this->load->_base_classes =& is_loaded(); - + $this->load->_ci_autoloader(); } else { $this->_ci_autoloader(); - + // sync up the objects since PHP4 was working from a copy foreach (array_keys(get_object_vars($this)) as $attribute) { @@ -71,7 +71,7 @@ class Controller extends CI_Base { } log_message('debug', "Controller Class Initialized"); - + } } diff --git a/system/core/Exceptions.php b/system/core/Exceptions.php index 419ea2b61..108861de7 100644 --- a/system/core/Exceptions.php +++ b/system/core/Exceptions.php @@ -51,13 +51,13 @@ class CI_Exceptions { /** * Constructor * - */ + */ function CI_Exceptions() { $this->ob_level = ob_get_level(); // Note: Do not log messages from this constructor. } - + // -------------------------------------------------------------------- /** @@ -73,9 +73,9 @@ class CI_Exceptions { * @return string */ function log_exception($severity, $message, $filepath, $line) - { + { $severity = ( ! isset($this->levels[$severity])) ? $severity : $this->levels[$severity]; - + log_message('error', 'Severity: '.$severity.' --> '.$message. ' '.$filepath.' '.$line, TRUE); } @@ -89,7 +89,7 @@ class CI_Exceptions { * @return string */ function show_404($page = '', $log_error = TRUE) - { + { $heading = "404 Page Not Found"; $message = "The page you requested was not found."; @@ -102,7 +102,7 @@ class CI_Exceptions { echo $this->show_error($heading, $message, 'error_404', 404); exit; } - + // -------------------------------------------------------------------- /** @@ -121,12 +121,12 @@ class CI_Exceptions { function show_error($heading, $message, $template = 'error_general', $status_code = 500) { set_status_header($status_code); - + $message = '<p>'.implode('</p><p>', ( ! is_array($message)) ? array($message) : $message).'</p>'; if (ob_get_level() > $this->ob_level + 1) { - ob_end_flush(); + ob_end_flush(); } ob_start(); include(APPPATH.'errors/'.$template.EXT); @@ -148,21 +148,21 @@ class CI_Exceptions { * @return string */ function show_php_error($severity, $message, $filepath, $line) - { + { $severity = ( ! isset($this->levels[$severity])) ? $severity : $this->levels[$severity]; - + $filepath = str_replace("\\", "/", $filepath); - + // For safety reasons we do not show the full file path if (FALSE !== strpos($filepath, '/')) { $x = explode('/', $filepath); $filepath = $x[count($x)-2].'/'.end($x); } - + if (ob_get_level() > $this->ob_level + 1) { - ob_end_flush(); + ob_end_flush(); } ob_start(); include(APPPATH.'errors/error_php'.EXT); diff --git a/system/core/Hooks.php b/system/core/Hooks.php index 3b063f792..9026a5eb6 100644 --- a/system/core/Hooks.php +++ b/system/core/Hooks.php @@ -28,8 +28,8 @@ */ class CI_Hooks { - var $enabled = FALSE; - var $hooks = array(); + var $enabled = FALSE; + var $hooks = array(); var $in_progress = FALSE; /** @@ -41,7 +41,7 @@ class CI_Hooks { $this->_initialize(); log_message('debug', "Hooks Class Initialized"); } - + // -------------------------------------------------------------------- /** @@ -49,9 +49,9 @@ class CI_Hooks { * * @access private * @return void - */ - function _initialize() - { + */ + function _initialize() + { $CFG =& load_class('Config', 'core'); // If hooks are not enabled in the config file @@ -74,8 +74,8 @@ class CI_Hooks { $this->hooks =& $hook; $this->enabled = TRUE; - } - + } + // -------------------------------------------------------------------- /** diff --git a/system/core/Input.php b/system/core/Input.php index 2eef82458..df3be207c 100644 --- a/system/core/Input.php +++ b/system/core/Input.php @@ -257,7 +257,7 @@ class CI_Input { { return $this->ip_address; } - + if (config_item('proxy_ips') != '' && $this->server('HTTP_X_FORWARDED_FOR') && $this->server('REMOTE_ADDR')) { $proxies = preg_split('/[\s,]/', config_item('proxy_ips'), -1, PREG_SPLIT_NO_EMPTY); @@ -308,7 +308,7 @@ class CI_Input { * Validate IP Address * * Updated version suggested by Geert De Deckere - * + * * @access public * @param string * @return string @@ -330,7 +330,7 @@ class CI_Input { // Check each segment foreach ($ip_segments as $segment) { - // IP segments must be digits and can not be + // IP segments must be digits and can not be // longer than 3 digits or greater then 255 if ($segment == '' OR preg_match("/[^0-9]/", $segment) OR $segment > 255 OR strlen($segment) > 3) { @@ -383,7 +383,7 @@ class CI_Input { $protected = array('_SERVER', '_GET', '_POST', '_FILES', '_REQUEST', '_SESSION', '_ENV', 'GLOBALS', 'HTTP_RAW_POST_DATA', 'system_folder', 'application_folder', 'BM', 'EXT', 'CFG', 'URI', 'RTR', 'OUT', 'IN'); - // Unset globals for securiy. + // Unset globals for securiy. // This is effectively the same as register_globals = off foreach (array($_GET, $_POST, $_COOKIE) as $global) { diff --git a/system/core/Lang.php b/system/core/Lang.php index e071495b8..cbd4e38b8 100644 --- a/system/core/Lang.php +++ b/system/core/Lang.php @@ -120,7 +120,7 @@ class CI_Lang { * Fetch a single line of text from the language array * * @access public - * @param string $line the language line + * @param string $line the language line * @return string */ function line($line = '') diff --git a/system/core/Loader.php b/system/core/Loader.php index 292fdc955..5a2175c2d 100644 --- a/system/core/Loader.php +++ b/system/core/Loader.php @@ -34,7 +34,7 @@ class CI_Loader { var $_ci_library_paths = array(); var $_ci_model_paths = array(); var $_ci_helper_paths = array(); - var $_ci_is_instance = FALSE; // Whether we should use $this or $CI =& get_instance() + var $_ci_is_instance = FALSE; // Whether we should use $this or $CI =& get_instance() var $_base_classes = array(); // Set by the controller class var $_ci_cached_vars = array(); var $_ci_classes = array(); @@ -42,7 +42,7 @@ class CI_Loader { var $_ci_models = array(); var $_ci_helpers = array(); var $_ci_varmap = array('unit_test' => 'unit', 'user_agent' => 'agent'); - + /** * Constructor @@ -52,18 +52,18 @@ class CI_Loader { * @access public */ function CI_Loader() - { + { $this->_ci_view_path = APPPATH.'views/'; $this->_ci_ob_level = ob_get_level(); $this->_ci_library_paths = array(APPPATH, BASEPATH); $this->_ci_helper_paths = array(APPPATH, BASEPATH); $this->_ci_model_paths = array(APPPATH); - + log_message('debug', "Loader Class Initialized"); } - + // -------------------------------------------------------------------- - + /** * Class Loader * @@ -75,9 +75,19 @@ class CI_Loader { * @param mixed the optional parameters * @param string an optional object name * @return void - */ + */ function library($library = '', $params = NULL, $object_name = NULL) { + if (is_array($library)) + { + foreach($library as $read) + { + $this->library($read); + } + + return; + } + if ($library == '' OR isset($this->_base_classes[$library])) { return FALSE; @@ -99,12 +109,12 @@ class CI_Loader { { $this->_ci_load_class($library, $params, $object_name); } - + $this->_ci_assign_to_models(); } // -------------------------------------------------------------------- - + /** * Model Loader * @@ -115,14 +125,14 @@ class CI_Loader { * @param string name for the model * @param bool database connection * @return void - */ + */ function model($model, $name = '', $db_conn = FALSE) - { + { if (is_array($model)) { foreach($model as $babe) { - $this->model($babe); + $this->model($babe); } return; } @@ -131,9 +141,9 @@ class CI_Loader { { return; } - + $path = ''; - + // Is the model in a sub-folder? If so, parse out the filename and path. if (($last_slash = strrpos($model, '/')) !== FALSE) { @@ -143,23 +153,23 @@ class CI_Loader { // And the model name behind it $model = substr($model, $last_slash + 1); } - + if ($name == '') { $name = $model; } - + if (in_array($name, $this->_ci_models, TRUE)) { return; } - + $CI =& get_instance(); if (isset($CI->$name)) { show_error('The model name you are loading is the name of a resource that is already being used: '.$name); } - + $model = strtolower($model); foreach ($this->_ci_model_paths as $mod_path) @@ -177,7 +187,7 @@ class CI_Loader { $CI->load->database($db_conn, FALSE, TRUE); } - if ( ! class_exists('Model')) + if ( ! class_exists('CI_Model')) { load_class('Model', 'core'); } @@ -192,13 +202,13 @@ class CI_Loader { $this->_ci_models[] = $name; return; } - + // couldn't find the model show_error('Unable to locate the model you have specified: '.$model); } - + // -------------------------------------------------------------------- - + /** * Database Loader * @@ -207,57 +217,57 @@ class CI_Loader { * @param bool whether to return the DB object * @param bool whether to enable active record (this allows us to override the config setting) * @return object - */ + */ function database($params = '', $return = FALSE, $active_record = NULL) { // Grab the super object $CI =& get_instance(); - + // Do we even need to load the database class? if (class_exists('CI_DB') AND $return == FALSE AND $active_record == NULL AND isset($CI->db) AND is_object($CI->db)) { return FALSE; - } - + } + require_once(BASEPATH.'database/DB'.EXT); if ($return === TRUE) { return DB($params, $active_record); } - - // Initialize the db variable. Needed to prevent + + // Initialize the db variable. Needed to prevent // reference errors with some configurations $CI->db = ''; - + // Load the DB class - $CI->db =& DB($params, $active_record); - + $CI->db =& DB($params, $active_record); + // Assign the DB object to any existing models $this->_ci_assign_to_models(); } - + // -------------------------------------------------------------------- /** * Load the Utilities Class * * @access public - * @return string - */ + * @return string + */ function dbutil() { if ( ! class_exists('CI_DB')) { $this->database(); } - + $CI =& get_instance(); // for backwards compatibility, load dbforge so we can extend dbutils off it // this use is deprecated and strongly discouraged $CI->load->dbforge(); - + require_once(BASEPATH.'database/DB_utility'.EXT); require_once(BASEPATH.'database/drivers/'.$CI->db->dbdriver.'/'.$CI->db->dbdriver.'_utility'.EXT); $class = 'CI_DB_'.$CI->db->dbdriver.'_utility'; @@ -266,35 +276,35 @@ class CI_Loader { $CI->load->_ci_assign_to_models(); } - + // -------------------------------------------------------------------- /** * Load the Database Forge Class * * @access public - * @return string - */ + * @return string + */ function dbforge() { if ( ! class_exists('CI_DB')) { $this->database(); } - + $CI =& get_instance(); - + require_once(BASEPATH.'database/DB_forge'.EXT); require_once(BASEPATH.'database/drivers/'.$CI->db->dbdriver.'/'.$CI->db->dbdriver.'_forge'.EXT); $class = 'CI_DB_'.$CI->db->dbdriver.'_forge'; $CI->dbforge = new $class(); - + $CI->load->_ci_assign_to_models(); } - + // -------------------------------------------------------------------- - + /** * Load View * @@ -316,9 +326,9 @@ class CI_Loader { { return $this->_ci_load(array('_ci_view' => $view, '_ci_vars' => $this->_ci_object_to_array($vars), '_ci_return' => $return)); } - + // -------------------------------------------------------------------- - + /** * Load File * @@ -333,9 +343,9 @@ class CI_Loader { { return $this->_ci_load(array('_ci_path' => $path, '_ci_return' => $return)); } - + // -------------------------------------------------------------------- - + /** * Set Variables * @@ -352,9 +362,9 @@ class CI_Loader { { $vars = array($vars => $val); } - + $vars = $this->_ci_object_to_array($vars); - + if (is_array($vars) AND count($vars) > 0) { foreach ($vars as $key => $val) @@ -363,9 +373,9 @@ class CI_Loader { } } } - + // -------------------------------------------------------------------- - + /** * Load Helper * @@ -376,9 +386,9 @@ class CI_Loader { * @return void */ function helper($helpers = array()) - { + { foreach ($this->_ci_prep_filename($helpers, '_helper') as $helper) - { + { if (isset($this->_ci_helpers[$helper])) { continue; @@ -386,33 +396,33 @@ class CI_Loader { $ext_helper = APPPATH.'helpers/'.config_item('subclass_prefix').$helper.EXT; - // Is this a helper extension request? + // Is this a helper extension request? if (file_exists($ext_helper)) { $base_helper = BASEPATH.'helpers/'.$helper.EXT; - + if ( ! file_exists($base_helper)) { show_error('Unable to load the requested file: helpers/'.$helper.EXT); } - + include_once($ext_helper); include_once($base_helper); - + $this->_ci_helpers[$helper] = TRUE; log_message('debug', 'Helper loaded: '.$helper); continue; } - + // Try to load the helper foreach ($this->_ci_helper_paths as $path) { if (file_exists($path.'helpers/'.$helper.EXT)) - { + { include_once($path.'helpers/'.$helper.EXT); $this->_ci_helpers[$helper] = TRUE; - log_message('debug', 'Helper loaded: '.$helper); + log_message('debug', 'Helper loaded: '.$helper); break; } } @@ -420,13 +430,13 @@ class CI_Loader { // unable to load the helper if ( ! isset($this->_ci_helpers[$helper])) { - show_error('Unable to load the requested file: helpers/'.$helper.EXT); + show_error('Unable to load the requested file: helpers/'.$helper.EXT); } - } + } } - + // -------------------------------------------------------------------- - + /** * Load Helpers * @@ -441,9 +451,9 @@ class CI_Loader { { $this->helper($helpers); } - + // -------------------------------------------------------------------- - + /** * Loads a language file * @@ -462,13 +472,13 @@ class CI_Loader { } foreach ($file as $langfile) - { + { $CI->lang->load($langfile, $lang); } } - + // -------------------------------------------------------------------- - + /** * Loads a config file * @@ -477,7 +487,7 @@ class CI_Loader { * @return void */ function config($file = '', $use_sections = FALSE, $fail_gracefully = FALSE) - { + { $CI =& get_instance(); $CI->config->load($file, $use_sections, $fail_gracefully); } @@ -501,19 +511,19 @@ class CI_Loader { // we aren't instantiating an object here, that'll be done by the Library itself require BASEPATH.'libraries/Driver'.EXT; } - + // We can save the loader some time since Drivers will *always* be in a subfolder, // and typically identically named to the library if ( ! strpos($library, '/')) { $library = ucfirst($library).'/'.$library; } - + return $this->library($library, $params, $object_name); } // -------------------------------------------------------------------- - + /** * Add Package Path * @@ -528,7 +538,7 @@ class CI_Loader { array_unshift($this->_ci_library_paths, $path); array_unshift($this->_ci_model_paths, $path); array_unshift($this->_ci_helper_paths, $path); - + // Add config file path $config =& $this->_ci_get_component('config'); array_unshift($config->_config_paths, $path); @@ -549,7 +559,7 @@ class CI_Loader { function remove_package_path($path = '', $remove_config_path = TRUE) { $config =& $this->_ci_get_component('config'); - + if ($path == '') { $void = array_shift($this->_ci_library_paths); @@ -566,13 +576,13 @@ class CI_Loader { unset($this->{$var}[$key]); } } - + if (($key = array_search($path, $config->_config_paths)) !== FALSE) { unset($config->_config_paths[$key]); } } - + // make sure the application default paths are still in the array $this->_ci_library_paths = array_unique(array_merge($this->_ci_library_paths, array(APPPATH, BASEPATH))); $this->_ci_helper_paths = array_unique(array_merge($this->_ci_helper_paths, array(APPPATH, BASEPATH))); @@ -581,7 +591,7 @@ class CI_Loader { } // -------------------------------------------------------------------- - + /** * Loader * @@ -613,16 +623,16 @@ class CI_Loader { $_ci_x = explode('/', $_ci_path); $_ci_file = end($_ci_x); } - + if ( ! file_exists($_ci_path)) { show_error('Unable to load the requested file: '.$_ci_file); } - + // This allows anything loaded using $this->load (views, files, etc.) // to become accessible from within the Controller and Model functions. // Only needed when running PHP 5 - + if ($this->_ci_is_instance()) { $_ci_CI =& get_instance(); @@ -642,13 +652,13 @@ class CI_Loader { * function or via the second parameter of this function. We'll merge * the two types and cache them so that views that are embedded within * other views can have access to these variables. - */ + */ if (is_array($_ci_vars)) { $this->_ci_cached_vars = array_merge($this->_ci_cached_vars, $_ci_vars); } extract($this->_ci_cached_vars); - + /* * Buffer the output * @@ -662,11 +672,11 @@ class CI_Loader { * the browser and then stop the timer it won't be accurate. */ ob_start(); - + // If the PHP installation does not support short tags we'll // do a little string replacement, changing the short tags // to standard PHP echo statements. - + if ((bool) @ini_get('short_open_tag') === FALSE AND config_item('rewrite_short_tags') == TRUE) { echo eval('?>'.preg_replace("/;*\s*\?>/", "; ?>", str_replace('<?=', '<?php echo ', file_get_contents($_ci_path)))); @@ -675,12 +685,12 @@ class CI_Loader { { include($_ci_path); // include() vs include_once() allows for multiple views with the same name } - + log_message('debug', 'File loaded: '.$_ci_path); - + // Return the file data if requested if ($_ci_return === TRUE) - { + { $buffer = ob_get_contents(); @ob_end_clean(); return $buffer; @@ -695,7 +705,7 @@ class CI_Loader { * it can be seen and included properly by the first included * template and any subsequent ones. Oy! * - */ + */ if (ob_get_level() > $this->_ci_ob_level + 1) { ob_end_flush(); @@ -717,18 +727,18 @@ class CI_Loader { * This function loads the requested class. * * @access private - * @param string the item that is being loaded + * @param string the item that is being loaded * @param mixed any additional parameters * @param string an optional object name - * @return void + * @return void */ function _ci_load_class($class, $params = NULL, $object_name = NULL) - { - // Get the class name, and while we're at it trim any slashes. - // The directory path can be included as part of the class name, + { + // Get the class name, and while we're at it trim any slashes. + // The directory path can be included as part of the class name, // but we don't want a leading slash $class = str_replace(EXT, '', trim($class, '/')); - + // Was the path included with the class name? // We look for a slash to determine this $subdir = ''; @@ -736,7 +746,7 @@ class CI_Loader { { // Extract the path $subdir = substr($class, 0, $last_slash + 1); - + // Get the filename from the path $class = substr($class, $last_slash + 1); } @@ -746,11 +756,11 @@ class CI_Loader { { $subclass = APPPATH.'libraries/'.$subdir.config_item('subclass_prefix').$class.EXT; - // Is this a class extension request? + // Is this a class extension request? if (file_exists($subclass)) { $baseclass = BASEPATH.'libraries/'.ucfirst($class).EXT; - + if ( ! file_exists($baseclass)) { log_message('error', "Unable to load the requested class: ".$class); @@ -768,22 +778,22 @@ class CI_Loader { $CI =& get_instance(); if ( ! isset($CI->$object_name)) { - return $this->_ci_init_class($class, config_item('subclass_prefix'), $params, $object_name); + return $this->_ci_init_class($class, config_item('subclass_prefix'), $params, $object_name); } } - + $is_duplicate = TRUE; log_message('debug', $class." class already loaded. Second attempt ignored."); return; } - - include_once($baseclass); + + include_once($baseclass); include_once($subclass); $this->_ci_loaded_files[] = $subclass; - - return $this->_ci_init_class($class, config_item('subclass_prefix'), $params, $object_name); + + return $this->_ci_init_class($class, config_item('subclass_prefix'), $params, $object_name); } - + // Lets search for the requested library file and load it. $is_duplicate = FALSE; foreach ($this->_ci_library_paths as $path) @@ -795,7 +805,7 @@ class CI_Loader { { continue; } - + // Safety: Was the class already loaded by a previous call? if (in_array($filepath, $this->_ci_loaded_files)) { @@ -810,15 +820,15 @@ class CI_Loader { return $this->_ci_init_class($class, '', $params, $object_name); } } - + $is_duplicate = TRUE; log_message('debug', $class." class already loaded. Second attempt ignored."); return; } - + include_once($filepath); $this->_ci_loaded_files[] = $filepath; - return $this->_ci_init_class($class, '', $params, $object_name); + return $this->_ci_init_class($class, '', $params, $object_name); } } // END FOREACH @@ -829,7 +839,7 @@ class CI_Loader { $path = strtolower($class).'/'.$class; return $this->_ci_load_class($path, $params); } - + // If we got this far we were unable to find the requested class. // We do not issue errors if the load call failed due to a duplicate request if ($is_duplicate == FALSE) @@ -838,7 +848,7 @@ class CI_Loader { show_error("Unable to load the requested class: ".$class); } } - + // -------------------------------------------------------------------- /** @@ -851,7 +861,7 @@ class CI_Loader { * @return null */ function _ci_init_class($class, $prefix = '', $config = FALSE, $object_name = NULL) - { + { // Is there an associated config file for this class? Note: these should always be lowercase if ($config === NULL) { @@ -860,20 +870,20 @@ class CI_Loader { if (file_exists(APPPATH.'config/'.strtolower($class).EXT)) { include_once(APPPATH.'config/'.strtolower($class).EXT); - } + } elseif (file_exists(APPPATH.'config/'.ucfirst(strtolower($class)).EXT)) { include_once(APPPATH.'config/'.ucfirst(strtolower($class)).EXT); } } - + if ($prefix == '') - { - if (class_exists('CI_'.$class)) + { + if (class_exists('CI_'.$class)) { $name = 'CI_'.$class; } - elseif (class_exists(config_item('subclass_prefix').$class)) + elseif (class_exists(config_item('subclass_prefix').$class)) { $name = config_item('subclass_prefix').$class; } @@ -886,18 +896,18 @@ class CI_Loader { { $name = $prefix.$class; } - + // Is the class name valid? if ( ! class_exists($name)) { log_message('error', "Non-existent class: ".$name); show_error("Non-existent class: ".$class); } - + // Set the variable name we will assign the class to // Was a custom class name supplied? If so we'll use it $class = strtolower($class); - + if (is_null($object_name)) { $classvar = ( ! isset($this->_ci_varmap[$class])) ? $class : $this->_ci_varmap[$class]; @@ -907,23 +917,23 @@ class CI_Loader { $classvar = $object_name; } - // Save the class name and object name + // Save the class name and object name $this->_ci_classes[$class] = $classvar; - // Instantiate the class + // Instantiate the class $CI =& get_instance(); if ($config !== NULL) { $CI->$classvar = new $name($config); } else - { + { $CI->$classvar = new $name; - } - } - + } + } + // -------------------------------------------------------------------- - + /** * Autoloader * @@ -935,31 +945,31 @@ class CI_Loader { * @return void */ function _ci_autoloader() - { + { include_once(APPPATH.'config/autoload'.EXT); - + if ( ! isset($autoload)) { return FALSE; } - + // Load any custom config file if (count($autoload['config']) > 0) - { + { $CI =& get_instance(); foreach ($autoload['config'] as $key => $val) { $CI->config->load($val); } - } + } // Autoload helpers and languages foreach (array('helper', 'language') as $type) - { + { if (isset($autoload[$type]) AND count($autoload[$type]) > 0) { $this->$type($autoload[$type]); - } + } } // A little tweak to remain backward compatible @@ -968,7 +978,7 @@ class CI_Loader { { $autoload['libraries'] = $autoload['core']; } - + // Load libraries if (isset($autoload['libraries']) AND count($autoload['libraries']) > 0) { @@ -978,13 +988,13 @@ class CI_Loader { $this->database(); $autoload['libraries'] = array_diff($autoload['libraries'], array('database')); } - + // Load all other libraries foreach ($autoload['libraries'] as $item) { $this->library($item); } - } + } // Autoload models if (isset($autoload['model'])) @@ -993,7 +1003,7 @@ class CI_Loader { } } - + // -------------------------------------------------------------------- /** @@ -1012,13 +1022,13 @@ class CI_Loader { { return; } - + foreach($this->_ci_models as $model) { $model = $this->_ci_get_component($model); $model->_assign_libraries(); } - } + } // -------------------------------------------------------------------- @@ -1041,7 +1051,7 @@ class CI_Loader { /** * Determines whether we should use the CI instance or $this * @PHP4 - * + * * @access private * @return bool */ @@ -1051,11 +1061,11 @@ class CI_Loader { { return TRUE; } - + global $CI; return (is_object($CI)) ? TRUE : FALSE; } - + // -------------------------------------------------------------------- /** @@ -1078,7 +1088,7 @@ class CI_Loader { } // -------------------------------------------------------------------- - + /** * Prep filename * @@ -1091,20 +1101,20 @@ class CI_Loader { function _ci_prep_filename($filename, $extension) { if ( ! is_array($filename)) - { - return array(strtolower(str_replace(EXT, '', str_replace($extension, '', $filename)).$extension)); + { + return array(strtolower(str_replace(EXT, '', str_replace($extension, '', $filename)).$extension)); } else { foreach ($filename as $key => $val) { - $filename[$key] = strtolower(str_replace(EXT, '', str_replace($extension, '', $val)).$extension); + $filename[$key] = strtolower(str_replace(EXT, '', str_replace($extension, '', $val)).$extension); } - + return $filename; } } - + } diff --git a/system/core/Model.php b/system/core/Model.php index 16c4e7dd8..ebbb0fbe6 100644 --- a/system/core/Model.php +++ b/system/core/Model.php @@ -37,11 +37,11 @@ class CI_Model { { // If the magic __get() or __set() methods are used in a Model references can't be used. $this->_assign_libraries( (method_exists($this, '__get') OR method_exists($this, '__set')) ? FALSE : TRUE ); - + // We don't want to assign the model object to itself when using the // assign_libraries function below so we'll grab the name of the model parent $this->_parent_name = ucfirst(get_class($this)); - + log_message('debug', "Model Class Initialized"); } @@ -50,17 +50,17 @@ class CI_Model { * * Creates local references to all currently instantiated objects * so that any syntax that can be legally used in a controller - * can be used within models. + * can be used within models. * * @access private - */ + */ function _assign_libraries($use_reference = TRUE) { - $CI =& get_instance(); + $CI =& get_instance(); foreach (array_keys(get_object_vars($CI)) as $key) { if ( ! isset($this->$key) AND $key != $this->_parent_name) - { + { // In some cases using references can cause // problems so we'll conditionally use them if ($use_reference == TRUE) @@ -74,7 +74,7 @@ class CI_Model { $this->$key = $CI->$key; } } - } + } } } diff --git a/system/core/Output.php b/system/core/Output.php index 7d3e2e180..04e452d2c 100644 --- a/system/core/Output.php +++ b/system/core/Output.php @@ -30,8 +30,8 @@ class CI_Output { var $final_output; var $cache_expiration = 0; - var $headers = array(); - var $enable_profiler = FALSE; + var $headers = array(); + var $enable_profiler = FALSE; var $parse_exec_vars = TRUE; // whether or not to parse variables like {elapsed_time} and {memory_usage} var $_zlib_oc = FALSE; @@ -40,12 +40,12 @@ class CI_Output { function CI_Output() { $this->_zlib_oc = @ini_get('zlib.output_compression'); - + log_message('debug', "Output Class Initialized"); } - + // -------------------------------------------------------------------- - + /** * Get Output * @@ -53,14 +53,14 @@ class CI_Output { * * @access public * @return string - */ + */ function get_output() { return $this->final_output; } - + // -------------------------------------------------------------------- - + /** * Set Output * @@ -69,7 +69,7 @@ class CI_Output { * @access public * @param string * @return void - */ + */ function set_output($output) { $this->final_output = $output; @@ -85,7 +85,7 @@ class CI_Output { * @access public * @param string * @return void - */ + */ function append_output($output) { if ($this->final_output == '') @@ -111,52 +111,52 @@ class CI_Output { * @access public * @param string * @return void - */ + */ function set_header($header, $replace = TRUE) { // If zlib.output_compression is enabled it will compress the output, // but it will not modify the content-length header to compensate for // the reduction, causing the browser to hang waiting for more data. // We'll just skip content-length in those cases. - + if ($this->_zlib_oc && strncasecmp($header, 'content-length', 14) == 0) { return; } - + $this->headers[] = array($header, $replace); } // -------------------------------------------------------------------- - + /** * Set HTTP Status Header * moved to Common procedural functions in 1.7.2 - * + * * @access public - * @param int the status code - * @param string + * @param int the status code + * @param string * @return void - */ + */ function set_status_header($code = 200, $text = '') { set_status_header($code, $text); } - + // -------------------------------------------------------------------- - + /** * Enable/disable Profiler * * @access public * @param bool * @return void - */ + */ function enable_profiler($val = TRUE) { $this->enable_profiler = (is_bool($val)) ? $val : TRUE; } - + // -------------------------------------------------------------------- /** @@ -177,21 +177,21 @@ class CI_Output { } // -------------------------------------------------------------------- - + /** * Set Cache * * @access public * @param integer * @return void - */ + */ function cache($time) { $this->cache_expiration = ( ! is_numeric($time)) ? 0 : $time; } - + // -------------------------------------------------------------------- - + /** * Display Output * @@ -205,47 +205,55 @@ class CI_Output { * * @access public * @return mixed - */ + */ function _display($output = '') - { + { // Note: We use globals because we can't use $CI =& get_instance() // since this function is sometimes called by the caching mechanism, // which happens before the CI super object is available. global $BM, $CFG; - + + // Grab the super object if we can. + if (function_exists('get_instance')) + { + $CI =& get_instance(); + } + // -------------------------------------------------------------------- - + // Set the output data if ($output == '') { $output =& $this->final_output; } - + // -------------------------------------------------------------------- - - // Do we need to write a cache file? - if ($this->cache_expiration > 0) + + // Do we need to write a cache file? Only if the controller does not have its + // own _output() method and we are not dealing with a cache file, which we + // can determine by the existence of the $CI object above + if ($this->cache_expiration > 0 && isset($CI) && ! method_exists($CI, '_output')) { $this->_write_cache($output); } - + // -------------------------------------------------------------------- // Parse out the elapsed time and memory usage, // then swap the pseudo-variables with the data - - $elapsed = $BM->elapsed_time('total_execution_time_start', 'total_execution_time_end'); + + $elapsed = $BM->elapsed_time('total_execution_time_start', 'total_execution_time_end'); if ($this->parse_exec_vars === TRUE) { $memory = ( ! function_exists('memory_get_usage')) ? '0' : round(memory_get_usage()/1024/1024, 2).'MB'; - + $output = str_replace('{elapsed_time}', $elapsed, $output); $output = str_replace('{memory_usage}', $memory, $output); } // -------------------------------------------------------------------- - + // Is compression requested? if ($CFG->item('compress_output') === TRUE && $this->_zlib_oc == FALSE) { @@ -259,7 +267,7 @@ class CI_Output { } // -------------------------------------------------------------------- - + // Are there any server headers to send? if (count($this->headers) > 0) { @@ -267,36 +275,33 @@ class CI_Output { { @header($header[0], $header[1]); } - } + } // -------------------------------------------------------------------- - - // Does the get_instance() function exist? + + // Does the $CI object exist? // If not we know we are dealing with a cache file so we'll // simply echo out the data and exit. - if ( ! function_exists('get_instance')) + if ( ! isset($CI)) { echo $output; log_message('debug', "Final output sent to browser"); log_message('debug', "Total execution time: ".$elapsed); return TRUE; } - + // -------------------------------------------------------------------- - // Grab the super object. We'll need it in a moment... - $CI =& get_instance(); - // Do we need to generate profile data? // If so, load the Profile class and run it. if ($this->enable_profiler == TRUE) { - $CI->load->library('profiler'); - + $CI->load->library('profiler'); + if ( ! empty($this->_profiler_sections)) { $CI->profiler->set_sections($this->_profiler_sections); - } + } // If the output data contains closing </body> and </html> tags // we will remove them and add them back after we insert the profile data @@ -311,7 +316,7 @@ class CI_Output { $output .= $CI->profiler->run(); } } - + // -------------------------------------------------------------------- // Does the controller contain a function named _output()? @@ -324,36 +329,36 @@ class CI_Output { { echo $output; // Send it to the browser! } - + log_message('debug', "Final output sent to browser"); - log_message('debug', "Total execution time: ".$elapsed); + log_message('debug', "Total execution time: ".$elapsed); } - + // -------------------------------------------------------------------- - + /** * Write a Cache File * * @access public * @return void - */ + */ function _write_cache($output) { - $CI =& get_instance(); + $CI =& get_instance(); $path = $CI->config->item('cache_path'); - + $cache_path = ($path == '') ? BASEPATH.'cache/' : $path; - + if ( ! is_dir($cache_path) OR ! is_really_writable($cache_path)) { log_message('error', "Unable to write cache file: ".$cache_path); return; } - + $uri = $CI->config->item('base_url'). $CI->config->item('index_page'). $CI->uri->uri_string(); - + $cache_path .= md5($uri); if ( ! $fp = @fopen($cache_path, FOPEN_WRITE_CREATE_DESTRUCTIVE)) @@ -361,9 +366,9 @@ class CI_Output { log_message('error', "Unable to write cache file: ".$cache_path); return; } - + $expire = time() + ($this->cache_expiration * 60); - + if (flock($fp, LOCK_EX)) { fwrite($fp, $expire.'TS--->'.$output); @@ -381,51 +386,51 @@ class CI_Output { } // -------------------------------------------------------------------- - + /** * Update/serve a cached file * * @access public * @return void - */ + */ function _display_cache(&$CFG, &$URI) { $cache_path = ($CFG->item('cache_path') == '') ? BASEPATH.'cache/' : $CFG->item('cache_path'); - + // Build the file path. The file name is an MD5 hash of the full URI $uri = $CFG->item('base_url'). $CFG->item('index_page'). $URI->uri_string; - + $filepath = $cache_path.md5($uri); - + if ( ! @file_exists($filepath)) { return FALSE; } - + if ( ! $fp = @fopen($filepath, FOPEN_READ)) { return FALSE; } - + flock($fp, LOCK_SH); - + $cache = ''; if (filesize($filepath) > 0) { $cache = fread($fp, filesize($filepath)); } - + flock($fp, LOCK_UN); fclose($fp); - - // Strip out the embedded timestamp + + // Strip out the embedded timestamp if ( ! preg_match("/(\d+TS--->)/", $cache, $match)) { return FALSE; } - + // Has the file expired? If so we'll delete it. if (time() >= trim(str_replace('TS--->', '', $match['1']))) { @@ -433,13 +438,13 @@ class CI_Output { { @unlink($filepath); log_message('debug', "Cache file has expired. File deleted"); - return FALSE; + return FALSE; } } // Display the cache $this->_display(str_replace($match['0'], '', $cache)); - log_message('debug', "Cache file is current. Sending it to browser."); + log_message('debug', "Cache file is current. Sending it to browser."); return TRUE; } diff --git a/system/core/Router.php b/system/core/Router.php index b371d5241..918ea24bf 100644 --- a/system/core/Router.php +++ b/system/core/Router.php @@ -28,14 +28,14 @@ */ class CI_Router { - var $config; - var $routes = array(); + var $config; + var $routes = array(); var $error_routes = array(); var $class = ''; var $method = 'index'; var $directory = ''; var $default_controller; - + /** * Constructor * @@ -47,9 +47,9 @@ class CI_Router { $this->uri =& load_class('URI', 'core'); log_message('debug', "Router Class Initialized"); } - + // -------------------------------------------------------------------- - + /** * Set the route mapping * @@ -60,9 +60,9 @@ class CI_Router { * @return void */ function _set_routing() - { + { // Are query strings enabled in the config file? Normally CI doesn't utilize query strings - // since URI segments are more search-engine friendly, but they can optionally be used. + // since URI segments are more search-engine friendly, but they can optionally be used. // If this feature is enabled, we will gather the directory/class/method a little differently $segments = array(); if ($this->config->item('enable_query_strings') === TRUE AND isset($_GET[$this->config->item('controller_trigger')])) @@ -72,65 +72,65 @@ class CI_Router { $this->set_directory(trim($this->uri->_filter_uri($_GET[$this->config->item('directory_trigger')]))); $segments[] = $this->fetch_directory(); } - + if (isset($_GET[$this->config->item('controller_trigger')])) { $this->set_class(trim($this->uri->_filter_uri($_GET[$this->config->item('controller_trigger')]))); $segments[] = $this->fetch_class(); } - + if (isset($_GET[$this->config->item('function_trigger')])) { $this->set_method(trim($this->uri->_filter_uri($_GET[$this->config->item('function_trigger')]))); $segments[] = $this->fetch_method(); } } - + // Load the routes.php file. @include(APPPATH.'config/routes'.EXT); $this->routes = ( ! isset($route) OR ! is_array($route)) ? array() : $route; unset($route); - + // Set the default controller so we can display it in the event // the URI doesn't correlated to a valid controller. - $this->default_controller = ( ! isset($this->routes['default_controller']) OR $this->routes['default_controller'] == '') ? FALSE : strtolower($this->routes['default_controller']); - + $this->default_controller = ( ! isset($this->routes['default_controller']) OR $this->routes['default_controller'] == '') ? FALSE : strtolower($this->routes['default_controller']); + // Were there any query string segments? If so, we'll validate them and bail out since we're done. if (count($segments) > 0) { return $this->_validate_request($segments); } - + // Fetch the complete URI string $this->uri->_fetch_uri_string(); - + // Is there a URI string? If not, the default controller specified in the "routes" file will be shown. if ($this->uri->uri_string == '') { return $this->_set_default_controller(); } - + // Do we need to remove the URL suffix? $this->uri->_remove_url_suffix(); - + // Compile the segments into an array $this->uri->_explode_segments(); - + // Parse any custom routing that may exist - $this->_parse_routes(); - + $this->_parse_routes(); + // Re-index the segment array so that it starts with 1 rather than 0 $this->uri->_reindex_segments(); } // -------------------------------------------------------------------- - + /** * Set the default controller * * @access private * @return void - */ + */ function _set_default_controller() { if ($this->default_controller === FALSE) @@ -141,26 +141,26 @@ class CI_Router { if (strpos($this->default_controller, '/') !== FALSE) { $x = explode('/', $this->default_controller); - + $this->set_class($x[0]); $this->set_method($x[1]); $this->_set_request(array($x[0], $x[1])); - } + } else { $this->set_class($this->default_controller); $this->set_method('index'); $this->_set_request(array($this->default_controller, 'index')); } - + // re-index the routed segments array so it starts with 1 rather than 0 $this->uri->_reindex_segments(); - + log_message('debug', "No URI present. Default controller set."); } - + // -------------------------------------------------------------------- - + /** * Set the Route * @@ -173,16 +173,16 @@ class CI_Router { * @return void */ function _set_request($segments = array()) - { + { $segments = $this->_validate_request($segments); - + if (count($segments) == 0) { return $this->_set_default_controller(); } - + $this->set_class($segments[0]); - + if (isset($segments[1])) { // A standard method request @@ -194,15 +194,15 @@ class CI_Router { // index method is being used. $segments[1] = 'index'; } - + // Update our "routed" segment array to contain the segments. // Note: If there is no custom routing, this array will be // identical to $this->uri->segments $this->uri->rsegments = $segments; } - + // -------------------------------------------------------------------- - + /** * Validates the supplied segments. Attempts to determine the path to * the controller. @@ -210,33 +210,33 @@ class CI_Router { * @access private * @param array * @return array - */ + */ function _validate_request($segments) { if (count($segments) == 0) { return $segments; } - + // Does the requested controller exist in the root folder? if (file_exists(APPPATH.'controllers/'.$segments[0].EXT)) { return $segments; } - + // Is the controller in a sub-folder? if (is_dir(APPPATH.'controllers/'.$segments[0])) { // Set the directory and remove it from the segment array $this->set_directory($segments[0]); $segments = array_slice($segments, 1); - + if (count($segments) > 0) { // Does the requested controller exist in the sub-folder? if ( ! file_exists(APPPATH.'controllers/'.$this->fetch_directory().$segments[0].EXT)) { - show_404($this->fetch_directory().$segments[0]); + show_404($this->fetch_directory().$segments[0]); } } else @@ -245,29 +245,29 @@ class CI_Router { if (strpos($this->default_controller, '/') !== FALSE) { $x = explode('/', $this->default_controller); - + $this->set_class($x[0]); $this->set_method($x[1]); - } + } else { $this->set_class($this->default_controller); $this->set_method('index'); } - + // Does the default controller exist in the sub-folder? if ( ! file_exists(APPPATH.'controllers/'.$this->fetch_directory().$this->default_controller.EXT)) { $this->directory = ''; return array(); } - + } - + return $segments; } - - + + // If we've gotten this far it means that the URI does not correlate to a valid // controller class. We will now see if there is an override if (isset($this->routes['404_override']) AND $this->routes['404_override'] != '') @@ -275,20 +275,20 @@ class CI_Router { if (strpos($this->routes['404_override'], '/') !== FALSE) { $x = explode('/', $this->routes['404_override']); - + $this->set_class($x[0]); $this->set_method($x[1]); - + return $x; - } + } } - + // Nothing else to do at this point but show a 404 - show_404($segments[0]); + show_404($segments[0]); } - + // -------------------------------------------------------------------- - + /** * Parse Routes * @@ -303,16 +303,16 @@ class CI_Router { { // Turn the segment array into a URI string $uri = implode('/', $this->uri->segments); - + // Is there a literal match? If so we're done if (isset($this->routes[$uri])) { return $this->_set_request(explode('/', $this->routes[$uri])); } - + // Loop through the route array looking for wild-cards foreach ($this->routes as $key => $val) - { + { // Convert wild-cards to RegEx $key = str_replace(':any', '.+', str_replace(':num', '[0-9]+', $key)); @@ -324,8 +324,8 @@ class CI_Router { { $val = preg_replace('#^'.$key.'$#', $val, $uri); } - - return $this->_set_request(explode('/', $val)); + + return $this->_set_request(explode('/', $val)); } } @@ -335,54 +335,54 @@ class CI_Router { } // -------------------------------------------------------------------- - + /** * Set the class name * * @access public * @param string * @return void - */ + */ function set_class($class) { - $this->class = $class; + $this->class = str_replace(array('/', '.'), '', $class); } - + // -------------------------------------------------------------------- - + /** * Fetch the current class * * @access public * @return string - */ + */ function fetch_class() { return $this->class; } - + // -------------------------------------------------------------------- - + /** * Set the method name * * @access public * @param string * @return void - */ + */ function set_method($method) { $this->method = $method; } // -------------------------------------------------------------------- - + /** * Fetch the current method * * @access public * @return string - */ + */ function fetch_method() { if ($this->method == $this->fetch_class()) @@ -394,58 +394,58 @@ class CI_Router { } // -------------------------------------------------------------------- - + /** * Set the directory name * * @access public * @param string * @return void - */ + */ function set_directory($dir) { - $this->directory = trim($dir, '/').'/'; + $this->directory = str_replace(array('/', '.'), '', $dir).'/'; } // -------------------------------------------------------------------- - + /** * Fetch the sub-directory (if any) that contains the requested controller class * * @access public * @return string - */ + */ function fetch_directory() { return $this->directory; } // -------------------------------------------------------------------- - + /** * Set the controller overrides * * @access public * @param array * @return null - */ + */ function _set_overrides($routing) { if ( ! is_array($routing)) { return; } - + if (isset($routing['directory'])) { $this->set_directory($routing['directory']); } - + if (isset($routing['controller']) AND $routing['controller'] != '') { $this->set_class($routing['controller']); } - + if (isset($routing['function'])) { $routing['function'] = ($routing['function'] == '') ? 'index' : $routing['function']; diff --git a/system/core/URI.php b/system/core/URI.php index cffffc20d..a3bd45091 100644 --- a/system/core/URI.php +++ b/system/core/URI.php @@ -195,7 +195,7 @@ class CI_URI { } // Convert programatic characters to entities - $bad = array('$', '(', ')', '%28', '%29'); + $bad = array('$', '(', ')', '%28', '%29'); $good = array('$', '(', ')', '(', ')'); return str_replace($bad, $good, $str); @@ -321,7 +321,7 @@ class CI_URI { */ function uri_to_assoc($n = 3, $default = array()) { - return $this->_uri_to_assoc($n, $default, 'segment'); + return $this->_uri_to_assoc($n, $default, 'segment'); } /** * Identical to above only it uses the re-routed segment array @@ -329,7 +329,7 @@ class CI_URI { */ function ruri_to_assoc($n = 3, $default = array()) { - return $this->_uri_to_assoc($n, $default, 'rsegment'); + return $this->_uri_to_assoc($n, $default, 'rsegment'); } // -------------------------------------------------------------------- diff --git a/system/core/Unicode.php b/system/core/Unicode.php index ec40c11ed..3aeb51b57 100644 --- a/system/core/Unicode.php +++ b/system/core/Unicode.php @@ -30,14 +30,14 @@ class CI_Unicode { /** * Constructor - * + * * Determines if UTF-8 support is to be enabled - * + * */ function CI_Unicode() { log_message('debug', "Unicode Class Initialized"); - + global $CFG; if ( @@ -48,7 +48,7 @@ class CI_Unicode { ) { log_message('debug', "Unicode Class - UTF-8 Support Enabled"); - + define('UTF8_ENABLED', TRUE); // set internal encoding for multibyte string functions if necessary @@ -68,11 +68,11 @@ class CI_Unicode { { log_message('debug', "Unicode Class - UTF-8 Support Disabled"); define('UTF8_ENABLED', FALSE); - } + } } - + // -------------------------------------------------------------------- - + /** * Clean UTF-8 strings * @@ -88,19 +88,19 @@ class CI_Unicode { { $str = @iconv('UTF-8', 'UTF-8//IGNORE', $str); } - + return $str; } // -------------------------------------------------------------------- - + /** * Remove ASCII control characters * * Removes all ASCII control characters except horizontal tabs, * line feeds, and carriage returns, as all others can cause * problems in XML - * + * * @access public * @param string * @return string @@ -111,7 +111,7 @@ class CI_Unicode { } // -------------------------------------------------------------------- - + /** * Convert to UTF-8 * @@ -136,12 +136,12 @@ class CI_Unicode { { return FALSE; } - + return $str; } // -------------------------------------------------------------------- - + /** * Is ASCII? * @@ -157,7 +157,7 @@ class CI_Unicode { } // -------------------------------------------------------------------- - + } // End Unicode Class |