diff options
Diffstat (limited to 'system/libraries/Driver.php')
| -rw-r--r-- | system/libraries/Driver.php | 106 |
1 files changed, 73 insertions, 33 deletions
diff --git a/system/libraries/Driver.php b/system/libraries/Driver.php index 77476e139..86b233a15 100644 --- a/system/libraries/Driver.php +++ b/system/libraries/Driver.php @@ -1,20 +1,30 @@ -<?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: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. * * @package CodeIgniter * @author EllisLab Dev Team - * @copyright Copyright (c) 2006 - 2011, EllisLab, Inc. - * @license http://codeigniter.com/user_guide/license.html + * @copyright Copyright (c) 2006 - 2012, EllisLab, Inc. (http://ellislab.com/) + * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com * @since Version 1.0 * @filesource */ -// ------------------------------------------------------------------------ - /** * CodeIgniter Driver Library Class * @@ -29,7 +39,18 @@ */ class CI_Driver_Library { - protected $valid_drivers = array(); + /** + * Array of drivers that are available to use with the driver class + * + * @var array + */ + protected $valid_drivers = array(); + + /** + * Name of the current class - usually the driver class + * + * @var string + */ protected $lib_name; /** @@ -42,7 +63,7 @@ class CI_Driver_Library { * @return object Child class */ public function __get($child) - { + { // Try to load the driver return load_driver($child); } @@ -64,11 +85,11 @@ class CI_Driver_Library { // The class will be prefixed with the parent lib $child_class = $this->lib_name.'_'.$child; - + // Remove the CI_ prefix and lowercase $lib_name = ucfirst(strtolower(str_replace('CI_', '', $this->lib_name))); $driver_name = strtolower(str_replace('CI_', '', $child_class)); - + if (in_array($driver_name, array_map('strtolower', $this->valid_drivers))) { // check and see if the driver is in a separate file @@ -93,8 +114,8 @@ class CI_Driver_Library { // it's a valid driver, but the file simply can't be found if ( ! class_exists($child_class)) { - log_message('error', "Unable to load the requested driver: ".$child_class); - show_error("Unable to load the requested driver: ".$child_class); + log_message('error', 'Unable to load the requested driver: '.$child_class); + show_error('Unable to load the requested driver: '.$child_class); } } @@ -108,9 +129,10 @@ class CI_Driver_Library { log_message('error', 'Invalid driver requested: '.$child_class); show_error('Invalid driver requested: '.$child_class); } + } -// END CI_Driver_Library CLASS +// -------------------------------------------------------------------------- /** * CodeIgniter Driver Class @@ -125,12 +147,34 @@ class CI_Driver_Library { * @link */ class CI_Driver { - protected $parent; - private $methods = array(); - private $properties = array(); + /** + * Instance of the parent class + * + * @var object + */ + protected $_parent; - private static $reflections = array(); + /** + * List of methods in the parent class + * + * @var array + */ + protected $_methods = array(); + + /** + * List of properties in the parent class + * + * @var array + */ + protected $_properties = array(); + + /** + * Array of methods and properties for the parent class(es) + * + * @var array + */ + protected static $_reflections = array(); /** * Decorate @@ -142,14 +186,14 @@ class CI_Driver { */ public function decorate($parent) { - $this->parent = $parent; + $this->_parent = $parent; // Lock down attributes to what is defined in the class // and speed up references in magic methods $class_name = get_class($parent); - if ( ! isset(self::$reflections[$class_name])) + if ( ! isset(self::$_reflections[$class_name])) { $r = new ReflectionObject($parent); @@ -157,7 +201,7 @@ class CI_Driver { { if ($method->isPublic()) { - $this->methods[] = $method->getName(); + $this->_methods[] = $method->getName(); } } @@ -165,15 +209,15 @@ class CI_Driver { { if ($prop->isPublic()) { - $this->properties[] = $prop->getName(); + $this->_properties[] = $prop->getName(); } } - self::$reflections[$class_name] = array($this->methods, $this->properties); + self::$_reflections[$class_name] = array($this->_methods, $this->_properties); } else { - list($this->methods, $this->properties) = self::$reflections[$class_name]; + list($this->_methods, $this->_properties) = self::$_reflections[$class_name]; } } @@ -184,16 +228,15 @@ class CI_Driver { * * Handles access to the parent driver library's methods * - * @access public * @param string * @param array * @return mixed */ public function __call($method, $args = array()) { - if (in_array($method, $this->methods)) + if (in_array($method, $this->_methods)) { - return call_user_func_array(array($this->parent, $method), $args); + return call_user_func_array(array($this->_parent, $method), $args); } $trace = debug_backtrace(); @@ -213,9 +256,9 @@ class CI_Driver { */ public function __get($var) { - if (in_array($var, $this->properties)) + if (in_array($var, $this->_properties)) { - return $this->parent->$var; + return $this->_parent->$var; } } @@ -232,16 +275,13 @@ class CI_Driver { */ public function __set($var, $val) { - if (in_array($var, $this->properties)) + if (in_array($var, $this->_properties)) { - $this->parent->$var = $val; + $this->_parent->$var = $val; } } - // -------------------------------------------------------------------- - } -// END CI_Driver CLASS /* End of file Driver.php */ /* Location: ./system/libraries/Driver.php */ |