diff options
Diffstat (limited to 'system/core/Loader.php')
| -rwxr-xr-x | system/core/Loader.php | 136 |
1 files changed, 111 insertions, 25 deletions
diff --git a/system/core/Loader.php b/system/core/Loader.php index 7c8b298ac..6b7ee0c28 100755 --- a/system/core/Loader.php +++ b/system/core/Loader.php @@ -29,18 +29,91 @@ class CI_Loader { // All these are set automatically. Don't mess with them. + /** + * Nesting level of the output buffering mechanism + * + * @var int + * @access protected + */ protected $_ci_ob_level; + /** + * List of paths to load views from + * + * @var array + * @access protected + */ protected $_ci_view_paths = array(); + /** + * List of paths to load libraries from + * + * @var array + * @access protected + */ protected $_ci_library_paths = array(); + /** + * List of paths to load models from + * + * @var array + * @access protected + */ protected $_ci_model_paths = array(); + /** + * List of paths to load helpers from + * + * @var array + * @access protected + */ protected $_ci_helper_paths = array(); + /** + * List of loaded base classes + * Set by the controller class + * + * @var array + * @access protected + */ protected $_base_classes = array(); // Set by the controller class + /** + * List of cached variables + * + * @var array + * @access protected + */ protected $_ci_cached_vars = array(); + /** + * List of loaded classes + * + * @var array + * @access protected + */ protected $_ci_classes = array(); + /** + * List of loaded files + * + * @var array + * @access protected + */ protected $_ci_loaded_files = array(); + /** + * List of loaded models + * + * @var array + * @access protected + */ protected $_ci_models = array(); + /** + * List of loaded helpers + * + * @var array + * @access protected + */ protected $_ci_helpers = array(); - protected $_ci_varmap = array('unit_test' => 'unit', + /** + * List of class name mappings + * + * @var array + * @access protected + */ + protected $_ci_varmap = array('unit_test' => 'unit', 'user_agent' => 'agent'); /** @@ -55,24 +128,29 @@ class CI_Loader { $this->_ci_helper_paths = array(APPPATH, BASEPATH); $this->_ci_model_paths = array(APPPATH); $this->_ci_view_paths = array(APPPATH.'views/' => TRUE); - + log_message('debug', "Loader Class Initialized"); } // -------------------------------------------------------------------- - + /** - * Set _base_classes variable + * Initialize the Loader * * This method is called once in CI_Controller. * - * @param array + * @param array * @return object */ - public function set_base_classes() + public function initialize() { + $this->_ci_classes = array(); + $this->_ci_loaded_files = array(); + $this->_ci_models = array(); $this->_base_classes =& is_loaded(); - + + $this->_ci_autoloader(); + return $this; } @@ -96,7 +174,7 @@ class CI_Loader { { return $this->_ci_classes[$class]; } - + return FALSE; } @@ -366,6 +444,7 @@ class CI_Loader { * the controller class and its "view" files. * * @param array + * @param string * @return void */ public function vars($vars = array(), $val = '') @@ -507,6 +586,8 @@ class CI_Loader { * Loads a config file * * @param string + * @param bool + * @param bool * @return void */ public function config($file = '', $use_sections = FALSE, $fail_gracefully = FALSE) @@ -535,6 +616,11 @@ class CI_Loader { require BASEPATH.'libraries/Driver.php'; } + if ($library == '') + { + return FALSE; + } + // We can save the loader some time since Drivers will *always* be in a subfolder, // and typically identically named to the library if ( ! strpos($library, '/')) @@ -553,13 +639,13 @@ class CI_Loader { * Prepends a parent path to the library, model, helper, and config path arrays * * @param string - * @param boolean + * @param boolean * @return void */ public function add_package_path($path, $view_cascade=TRUE) { $path = rtrim($path, '/').'/'; - + array_unshift($this->_ci_library_paths, $path); array_unshift($this->_ci_model_paths, $path); array_unshift($this->_ci_helper_paths, $path); @@ -595,6 +681,7 @@ class CI_Loader { * If no path is provided, the most recently added path is removed. * * @param type + * @param bool * @return type */ public function remove_package_path($path = '', $remove_config_path = TRUE) @@ -619,7 +706,7 @@ class CI_Loader { unset($this->{$var}[$key]); } } - + if (isset($this->_ci_view_paths[$path.'views/'])) { unset($this->_ci_view_paths[$path.'views/']); @@ -658,7 +745,7 @@ class CI_Loader { { $$_ci_val = ( ! isset($_ci_data[$_ci_val])) ? FALSE : $_ci_data[$_ci_val]; } - + $file_exists = FALSE; // Set the path to the requested file @@ -680,11 +767,11 @@ class CI_Loader { $file_exists = TRUE; break; } - + if ( ! $cascade) { break; - } + } } } @@ -913,6 +1000,7 @@ class CI_Loader { * * @param string * @param string + * @param bool * @param string an optional object name * @return null */ @@ -935,22 +1023,22 @@ class CI_Loader { // first, global next if (defined('ENVIRONMENT') AND file_exists($path .'config/'.ENVIRONMENT.'/'.strtolower($class).'.php')) { - include_once($path .'config/'.ENVIRONMENT.'/'.strtolower($class).'.php'); + include($path .'config/'.ENVIRONMENT.'/'.strtolower($class).'.php'); break; } elseif (defined('ENVIRONMENT') AND file_exists($path .'config/'.ENVIRONMENT.'/'.ucfirst(strtolower($class)).'.php')) { - include_once($path .'config/'.ENVIRONMENT.'/'.ucfirst(strtolower($class)).'.php'); + include($path .'config/'.ENVIRONMENT.'/'.ucfirst(strtolower($class)).'.php'); break; } elseif (file_exists($path .'config/'.strtolower($class).'.php')) { - include_once($path .'config/'.strtolower($class).'.php'); + include($path .'config/'.strtolower($class).'.php'); break; } elseif (file_exists($path .'config/'.ucfirst(strtolower($class)).'.php')) { - include_once($path .'config/'.ucfirst(strtolower($class)).'.php'); + include($path .'config/'.ucfirst(strtolower($class)).'.php'); break; } } @@ -1020,23 +1108,19 @@ class CI_Loader { * The config/autoload.php file contains an array that permits sub-systems, * libraries, and helpers to be loaded automatically. * - * This function is public, as it's used in the CI_Controller class. - * However, there is no reason you should ever needs to use it. - * * @param array * @return void */ - public function ci_autoloader() + private function _ci_autoloader() { if (defined('ENVIRONMENT') AND file_exists(APPPATH.'config/'.ENVIRONMENT.'/autoload.php')) { - include_once(APPPATH.'config/'.ENVIRONMENT.'/autoload.php'); + include(APPPATH.'config/'.ENVIRONMENT.'/autoload.php'); } else { - include_once(APPPATH.'config/autoload.php'); + include(APPPATH.'config/autoload.php'); } - if ( ! isset($autoload)) { @@ -1122,6 +1206,7 @@ class CI_Loader { /** * Get a reference to a specific library or model * + * @param string * @return bool */ protected function &_ci_get_component($component) @@ -1138,6 +1223,7 @@ class CI_Loader { * This function preps the name of various items to make loading them more reliable. * * @param mixed + * @param string * @return array */ protected function _ci_prep_filename($filename, $extension) |