diff options
Diffstat (limited to 'system/core/Loader.php')
-rw-r--r-- | system/core/Loader.php | 92 |
1 files changed, 49 insertions, 43 deletions
diff --git a/system/core/Loader.php b/system/core/Loader.php index 976a5a575..09e948714 100644 --- a/system/core/Loader.php +++ b/system/core/Loader.php @@ -32,8 +32,8 @@ * * @package CodeIgniter * @subpackage Libraries - * @author EllisLab Dev Team * @category Loader + * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/libraries/loader.html */ class CI_Loader { @@ -45,80 +45,93 @@ class CI_Loader { * @var int */ protected $_ci_ob_level; + /** * List of paths to load views from * * @var array */ - protected $_ci_view_paths = array(); + protected $_ci_view_paths = array(); + /** * List of paths to load libraries from * * @var array */ - protected $_ci_library_paths = array(); + protected $_ci_library_paths = array(); + /** * List of paths to load models from * * @var array */ - protected $_ci_model_paths = array(); + protected $_ci_model_paths = array(); + /** * List of paths to load helpers from * * @var array */ - protected $_ci_helper_paths = array(); + protected $_ci_helper_paths = array(); + /** * List of loaded base classes * * @var array */ - protected $_base_classes = array(); // Set by the controller class + protected $_base_classes = array(); // Set by the controller class + /** * List of cached variables * * @var array */ - protected $_ci_cached_vars = array(); + protected $_ci_cached_vars = array(); + /** * List of loaded classes * * @var array */ - protected $_ci_classes = array(); + protected $_ci_classes = array(); + /** * List of loaded files * * @var array */ - protected $_ci_loaded_files = array(); + protected $_ci_loaded_files = array(); + /** * List of loaded models * * @var array */ - protected $_ci_models = array(); + protected $_ci_models = array(); + /** * List of loaded helpers * * @var array */ - protected $_ci_helpers = array(); + protected $_ci_helpers = array(); + /** * List of class name mappings * * @var array */ - protected $_ci_varmap = array( - 'unit_test' => 'unit', - 'user_agent' => 'agent' - ); + protected $_ci_varmap = array( + 'unit_test' => 'unit', + 'user_agent' => 'agent' + ); /** * Constructor * * Sets the path to the view files and gets the initial output buffering level + * + * @return void */ public function __construct() { @@ -138,7 +151,6 @@ class CI_Loader { * * This method is called once in CI_Controller. * - * @param array * @return object */ public function initialize() @@ -168,12 +180,7 @@ class CI_Loader { */ public function is_loaded($class) { - if (isset($this->_ci_classes[$class])) - { - return $this->_ci_classes[$class]; - } - - return FALSE; + return isset($this->_ci_classes[$class]) ? $this->_ci_classes[$class] : FALSE; } // -------------------------------------------------------------------- @@ -201,7 +208,7 @@ class CI_Loader { return; } - if ($library == '' OR isset($this->_base_classes[$library])) + if ($library === '' OR isset($this->_base_classes[$library])) { return FALSE; } @@ -237,7 +244,7 @@ class CI_Loader { return; } - if ($model == '') + if ($model === '') { return; } @@ -254,7 +261,7 @@ class CI_Loader { $model = substr($model, $last_slash); } - if ($name == '') + if (empty($name)) { $name = $model; } @@ -313,16 +320,16 @@ class CI_Loader { * * @param string the DB credentials * @param bool whether to return the DB object - * @param bool whether to enable active record (this allows us to override the config setting) + * @param bool whether to enable query builder (this allows us to override the config setting) * @return object */ - public function database($params = '', $return = FALSE, $active_record = NULL) + public function database($params = '', $return = FALSE, $query_builder = NULL) { // Grab the super object $CI =& get_instance(); // Do we even need to load the database class? - if (class_exists('CI_DB') && $return == FALSE && $active_record == NULL && isset($CI->db) && is_object($CI->db)) + if (class_exists('CI_DB') && $return === FALSE && $query_builder === NULL && isset($CI->db) && is_object($CI->db)) { return FALSE; } @@ -331,7 +338,7 @@ class CI_Loader { if ($return === TRUE) { - return DB($params, $active_record); + return DB($params, $query_builder); } // Initialize the db variable. Needed to prevent @@ -339,7 +346,7 @@ class CI_Loader { $CI->db = ''; // Load the DB class - $CI->db =& DB($params, $active_record); + $CI->db =& DB($params, $query_builder); } // -------------------------------------------------------------------- @@ -445,7 +452,7 @@ class CI_Loader { */ public function vars($vars = array(), $val = '') { - if ($val != '' && is_string($vars)) + if ($val !== '' && is_string($vars)) { $vars = array($vars => $val); } @@ -635,7 +642,7 @@ class CI_Loader { require BASEPATH.'libraries/Driver.php'; } - if ($library == '') + if ($library === '') { return FALSE; } @@ -673,7 +680,7 @@ class CI_Loader { // Add config file path $config =& $this->_ci_get_component('config'); - array_unshift($config->_config_paths, $path); + array_push($config->_config_paths, $path); } // -------------------------------------------------------------------- @@ -707,13 +714,13 @@ class CI_Loader { { $config =& $this->_ci_get_component('config'); - if ($path == '') + if ($path === '') { array_shift($this->_ci_library_paths); array_shift($this->_ci_model_paths); array_shift($this->_ci_helper_paths); array_shift($this->_ci_view_paths); - array_shift($config->_config_paths); + array_pop($config->_config_paths); } else { @@ -768,7 +775,7 @@ class CI_Loader { $file_exists = FALSE; // Set the path to the requested file - if ($_ci_path != '') + if (is_string($_ci_path) && $_ci_path !== '') { $_ci_x = explode('/', $_ci_path); $_ci_file = end($_ci_x); @@ -776,7 +783,7 @@ class CI_Loader { else { $_ci_ext = pathinfo($_ci_view, PATHINFO_EXTENSION); - $_ci_file = ($_ci_ext == '') ? $_ci_view.'.php' : $_ci_view; + $_ci_file = ($_ci_ext === '') ? $_ci_view.'.php' : $_ci_view; foreach ($this->_ci_view_paths as $view_file => $cascade) { @@ -840,7 +847,7 @@ class CI_Loader { // If the PHP installation does not support short tags we'll // do a little string replacement, changing the short tags // to standard PHP echo statements. - if ( ! is_php('5.4') && (bool) @ini_get('short_open_tag') === FALSE && config_item('rewrite_short_tags') == TRUE) + if ( ! is_php('5.4') && (bool) @ini_get('short_open_tag') === FALSE && config_item('rewrite_short_tags') === TRUE) { echo eval('?>'.preg_replace('/;*\s*\?>/', '; ?>', str_replace('<?=', '<?php echo ', file_get_contents($_ci_path)))); } @@ -993,7 +1000,7 @@ class CI_Loader { } // END FOREACH // One last attempt. Maybe the library is in a subdirectory, but it wasn't specified? - if ($subdir == '') + if ($subdir === '') { $path = strtolower($class).'/'.$class; return $this->_ci_load_class($path, $params); @@ -1001,7 +1008,7 @@ class CI_Loader { // If we got this far we were unable to find the requested class. // We do not issue errors if the load call failed due to a duplicate request - if ($is_duplicate == FALSE) + if ($is_duplicate === FALSE) { log_message('error', 'Unable to load the requested class: '.$class); show_error('Unable to load the requested class: '.$class); @@ -1060,7 +1067,7 @@ class CI_Loader { } } - if ($prefix == '') + if ($prefix === '') { if (class_exists('CI_'.$class)) { @@ -1111,7 +1118,7 @@ class CI_Loader { } else { - $CI->$classvar = new $name; + $CI->$classvar = new $name(); } } @@ -1123,7 +1130,6 @@ class CI_Loader { * The config/autoload.php file contains an array that permits sub-systems, * libraries, and helpers to be loaded automatically. * - * @param array * @return void */ protected function _ci_autoloader() |