diff options
Diffstat (limited to 'system/core/Loader.php')
| -rw-r--r-- | system/core/Loader.php | 140 |
1 files changed, 69 insertions, 71 deletions
diff --git a/system/core/Loader.php b/system/core/Loader.php index 4e14b54af..9b9cc2fef 100644 --- a/system/core/Loader.php +++ b/system/core/Loader.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * 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 - * + * * 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: @@ -18,7 +18,7 @@ * * @package CodeIgniter * @author EllisLab Dev Team - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. (http://ellislab.com/) + * @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 @@ -45,88 +45,77 @@ class CI_Loader { * 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(); /** * List of class name mappings * * @var array - * @access protected */ - protected $_ci_varmap = array('unit_test' => 'unit', - 'user_agent' => 'agent'); + protected $_ci_varmap = array( + 'unit_test' => 'unit', + 'user_agent' => 'agent' + ); /** * Constructor @@ -141,7 +130,7 @@ class CI_Loader { $this->_ci_model_paths = array(APPPATH); $this->_ci_view_paths = array(VIEWPATH => TRUE); - log_message('debug', "Loader Class Initialized"); + log_message('debug', 'Loader Class Initialized'); } // -------------------------------------------------------------------- @@ -162,7 +151,6 @@ class CI_Loader { $this->_base_classes =& is_loaded(); $this->_ci_autoloader(); - return $this; } @@ -262,10 +250,10 @@ class CI_Loader { if (($last_slash = strrpos($model, '/')) !== FALSE) { // The path is in front of the last slash - $path = substr($model, 0, $last_slash + 1); + $path = substr($model, 0, ++$last_slash); // And the model name behind it - $model = substr($model, $last_slash + 1); + $model = substr($model, $last_slash); } if ($name == '') @@ -311,9 +299,7 @@ class CI_Loader { require_once($mod_path.'models/'.$path.$model.'.php'); $model = ucfirst($model); - $CI->$name = new $model(); - $this->_ci_models[] = $name; return; } @@ -350,7 +336,7 @@ class CI_Loader { return DB($params, $active_record); } - // Initialize the db variable. Needed to prevent + // Initialize the db variable. Needed to prevent // reference errors with some configurations $CI->db = ''; @@ -495,6 +481,20 @@ class CI_Loader { // -------------------------------------------------------------------- /** + * Get Variables + * + * Retrieve all loaded variables + * + * @return array + */ + public function get_vars() + { + return $this->_ci_cached_vars; + } + + // -------------------------------------------------------------------- + + /** * Load Helper * * This function loads the specified helper file. @@ -615,13 +615,22 @@ class CI_Loader { * * Loads a driver library * - * @param string the name of the class + * @param mixed the name of the class or array of classes * @param mixed the optional parameters * @param string an optional object name * @return void */ public function driver($library = '', $params = NULL, $object_name = NULL) { + if (is_array($library)) + { + foreach ($library as $driver) + { + $this->driver($driver); + } + return FALSE; + } + if ( ! class_exists('CI_Driver_Library')) { // we aren't instantiating an object here, that'll be done by the Library itself @@ -702,11 +711,11 @@ class CI_Loader { if ($path == '') { - $void = array_shift($this->_ci_library_paths); - $void = array_shift($this->_ci_model_paths); - $void = array_shift($this->_ci_helper_paths); - $void = array_shift($this->_ci_view_paths); - $void = array_shift($config->_config_paths); + 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); } else { @@ -794,7 +803,6 @@ class CI_Loader { // This allows anything loaded using $this->load (views, files, etc.) // to become accessible from within the Controller and Model functions. - $_ci_CI =& get_instance(); foreach (get_object_vars($_ci_CI) as $_ci_key => $_ci_var) { @@ -823,22 +831,20 @@ class CI_Loader { * * We buffer the output for two reasons: * 1. Speed. You get a significant speed boost. - * 2. So that the final rendered template can be - * post-processed by the output class. Why do we - * need post processing? For one thing, in order to - * show the elapsed page load time. Unless we - * can intercept the content right before it's sent to - * the browser and then stop the timer it won't be accurate. + * 2. So that the final rendered template can be post-processed by + * the output class. Why do we need post processing? For one thing, + * in order to show the elapsed page load time. Unless we can + * intercept the content right before it's sent to the browser and + * then stop the timer it won't be accurate. */ ob_start(); // If the PHP installation does not support short tags we'll // do a little string replacement, changing the short tags // to standard PHP echo statements. - - if ((bool) @ini_get('short_open_tag') === FALSE AND config_item('rewrite_short_tags') == TRUE) + if ( ! is_php('5.4') && (bool) @ini_get('short_open_tag') === FALSE && config_item('rewrite_short_tags') == TRUE) { - echo eval('?>'.preg_replace("/;*\s*\?>/", "; ?>", str_replace('<?=', '<?php echo ', file_get_contents($_ci_path)))); + echo eval('?>'.preg_replace('/;*\s*\?>/', '; ?>', str_replace('<?=', '<?php echo ', file_get_contents($_ci_path)))); } else { @@ -863,7 +869,6 @@ class CI_Loader { * we are beyond the first level of output buffering so that * it can be seen and included properly by the first included * template and any subsequent ones. Oy! - * */ if (ob_get_level() > $this->_ci_ob_level + 1) { @@ -901,10 +906,10 @@ class CI_Loader { if (($last_slash = strrpos($class, '/')) !== FALSE) { // Extract the path - $subdir = substr($class, 0, $last_slash + 1); + $subdir = substr($class, 0, ++$last_slash); // Get the filename from the path - $class = substr($class, $last_slash + 1); + $class = substr($class, $last_slash); } // We'll test for both lowercase and capitalized versions of the file name @@ -919,15 +924,15 @@ class CI_Loader { if ( ! file_exists($baseclass)) { - log_message('error', "Unable to load the requested class: ".$class); - show_error("Unable to load the requested class: ".$class); + log_message('error', 'Unable to load the requested class: '.$class); + show_error('Unable to load the requested class: '.$class); } - // Safety: Was the class already loaded by a previous call? + // Safety: Was the class already loaded by a previous call? if (in_array($subclass, $this->_ci_loaded_files)) { // Before we deem this to be a duplicate request, let's see - // if a custom object name is being supplied. If so, we'll + // if a custom object name is being supplied. If so, we'll // return a new instance of the object if ( ! is_null($object_name)) { @@ -939,7 +944,7 @@ class CI_Loader { } $is_duplicate = TRUE; - log_message('debug', $class." class already loaded. Second attempt ignored."); + log_message('debug', $class.' class already loaded. Second attempt ignored.'); return; } @@ -956,17 +961,17 @@ class CI_Loader { { $filepath = $path.'libraries/'.$subdir.$class.'.php'; - // Does the file exist? No? Bummer... + // Does the file exist? No? Bummer... if ( ! file_exists($filepath)) { continue; } - // Safety: Was the class already loaded by a previous call? + // Safety: Was the class already loaded by a previous call? if (in_array($filepath, $this->_ci_loaded_files)) { // Before we deem this to be a duplicate request, let's see - // if a custom object name is being supplied. If so, we'll + // if a custom object name is being supplied. If so, we'll // return a new instance of the object if ( ! is_null($object_name)) { @@ -978,7 +983,7 @@ class CI_Loader { } $is_duplicate = TRUE; - log_message('debug', $class." class already loaded. Second attempt ignored."); + log_message('debug', $class.' class already loaded. Second attempt ignored.'); return; } @@ -989,7 +994,7 @@ class CI_Loader { } // END FOREACH - // One last attempt. Maybe the library is in a subdirectory, but it wasn't specified? + // One last attempt. Maybe the library is in a subdirectory, but it wasn't specified? if ($subdir == '') { $path = strtolower($class).'/'.$class; @@ -1000,8 +1005,8 @@ class CI_Loader { // We do not issue errors if the load call failed due to a duplicate request if ($is_duplicate == FALSE) { - log_message('error', "Unable to load the requested class: ".$class); - show_error("Unable to load the requested class: ".$class); + log_message('error', 'Unable to load the requested class: '.$class); + show_error('Unable to load the requested class: '.$class); } } @@ -1080,12 +1085,12 @@ class CI_Loader { // Is the class name valid? if ( ! class_exists($name)) { - log_message('error', "Non-existent class: ".$name); - show_error("Non-existent class: ".$class); + log_message('error', 'Non-existent class: '.$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 + // Was a custom class name supplied? If so we'll use it $class = strtolower($class); if (is_null($object_name)) @@ -1167,13 +1172,6 @@ class CI_Loader { } } - // A little tweak to remain backward compatible - // The $autoload['core'] item was deprecated - if ( ! isset($autoload['libraries']) AND isset($autoload['core'])) - { - $autoload['libraries'] = $autoload['core']; - } - // Load libraries if (isset($autoload['libraries']) AND count($autoload['libraries']) > 0) { @@ -1242,13 +1240,13 @@ class CI_Loader { { if ( ! is_array($filename)) { - return array(strtolower(str_replace('.php', '', str_replace($extension, '', $filename)).$extension)); + return array(strtolower(str_replace(array($extension, '.php'), '', $filename).$extension)); } else { foreach ($filename as $key => $val) { - $filename[$key] = strtolower(str_replace('.php', '', str_replace($extension, '', $val)).$extension); + $filename[$key] = strtolower(str_replace(array($extension, '.php'), '', $val).$extension); } return $filename; @@ -1257,4 +1255,4 @@ class CI_Loader { } /* End of file Loader.php */ -/* Location: ./system/core/Loader.php */
\ No newline at end of file +/* Location: ./system/core/Loader.php */ |