mirror of
https://port.numenaute.org/aleajactaest/khanat-opennel-code.git
synced 2024-12-17 14:48:42 +00:00
267 lines
7.4 KiB
PHP
267 lines
7.4 KiB
PHP
<?php
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/**
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*
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* PHP versions 4 and 5
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*
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* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
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* Copyright 2005-2010, Cake Software Foundation, Inc. (http://cakefoundation.org)
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*
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* Licensed under The MIT License
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* Redistributions of files must retain the above copyright notice.
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*
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* @copyright Copyright 2005-2010, Cake Software Foundation, Inc. (http://cakefoundation.org)
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* @link http://cakephp.org CakePHP(tm) Project
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* @package cake
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* @subpackage cake.cake.libs.controller
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* @since CakePHP(tm) v TBD
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* @license MIT License (http://www.opensource.org/licenses/mit-license.php)
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*/
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/**
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* Handler for Controller::$components
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*
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* @package cake
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* @subpackage cake.cake.libs.controller
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* @link http://book.cakephp.org/view/993/Components
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*/
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class Component extends Object {
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/**
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* Contains various controller variable information (plugin, name, base).
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*
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* @var object
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* @access private
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*/
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var $__controllerVars = array('plugin' => null, 'name' => null, 'base' => null);
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/**
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* List of loaded components.
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*
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* @var object
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* @access protected
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*/
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var $_loaded = array();
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/**
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* List of components attached directly to the controller, which callbacks
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* should be executed on.
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*
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* @var object
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* @access protected
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*/
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var $_primary = array();
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/**
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* Settings for loaded components.
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*
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* @var array
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* @access private
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*/
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var $__settings = array();
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/**
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* Used to initialize the components for current controller.
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*
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* @param object $controller Controller with components to load
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* @return void
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* @access public
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*/
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function init(&$controller) {
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if (!is_array($controller->components)) {
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return;
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}
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$this->__controllerVars = array(
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'plugin' => $controller->plugin, 'name' => $controller->name,
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'base' => $controller->base
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);
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$this->_loadComponents($controller);
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}
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/**
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* Called before the Controller::beforeFilter().
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*
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* @param object $controller Controller with components to initialize
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* @return void
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* @access public
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* @link http://book.cakephp.org/view/998/MVC-Class-Access-Within-Components
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*/
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function initialize(&$controller) {
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foreach (array_keys($this->_loaded) as $name) {
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$component =& $this->_loaded[$name];
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if (method_exists($component,'initialize') && $component->enabled === true) {
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$settings = array();
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if (isset($this->__settings[$name])) {
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$settings = $this->__settings[$name];
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}
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$component->initialize($controller, $settings);
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}
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}
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}
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/**
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* Called after the Controller::beforeFilter() and before the controller action
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*
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* @param object $controller Controller with components to startup
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* @return void
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* @access public
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* @link http://book.cakephp.org/view/998/MVC-Class-Access-Within-Components
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* @deprecated See Component::triggerCallback()
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*/
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function startup(&$controller) {
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$this->triggerCallback('startup', $controller);
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}
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/**
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* Called after the Controller::beforeRender(), after the view class is loaded, and before the
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* Controller::render()
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*
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* @param object $controller Controller with components to beforeRender
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* @return void
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* @access public
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* @deprecated See Component::triggerCallback()
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*/
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function beforeRender(&$controller) {
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$this->triggerCallback('beforeRender', $controller);
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}
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/**
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* Called before Controller::redirect().
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*
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* @param object $controller Controller with components to beforeRedirect
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* @return void
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* @access public
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*/
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function beforeRedirect(&$controller, $url, $status = null, $exit = true) {
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$response = array();
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foreach ($this->_primary as $name) {
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$component =& $this->_loaded[$name];
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if ($component->enabled === true && method_exists($component, 'beforeRedirect')) {
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$resp = $component->beforeRedirect($controller, $url, $status, $exit);
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if ($resp === false) {
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return false;
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}
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$response[] = $resp;
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}
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}
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return $response;
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}
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/**
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* Called after Controller::render() and before the output is printed to the browser.
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*
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* @param object $controller Controller with components to shutdown
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* @return void
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* @access public
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* @deprecated See Component::triggerCallback()
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*/
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function shutdown(&$controller) {
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$this->triggerCallback('shutdown', $controller);
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}
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/**
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* Trigger a callback on all primary components. Will fire $callback on all components
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* that have such a method. You can implement and fire custom callbacks in addition to the
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* standard ones.
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*
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* example use, from inside a controller:
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*
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* `$this->Component->triggerCallback('beforeFilter', $this);`
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*
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* will trigger the beforeFilter callback on all components that have implemented one. You
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* can trigger any method in this fashion.
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*
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* @param Controller $controller Controller instance
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* @param string $callback Callback to trigger.
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* @return void
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* @access public
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*/
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function triggerCallback($callback, &$controller) {
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foreach ($this->_primary as $name) {
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$component =& $this->_loaded[$name];
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if (method_exists($component, $callback) && $component->enabled === true) {
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$component->{$callback}($controller);
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}
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}
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}
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/**
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* Loads components used by this component.
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*
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* @param object $object Object with a Components array
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* @param object $parent the parent of the current object
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* @return void
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* @access protected
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*/
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function _loadComponents(&$object, $parent = null) {
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$base = $this->__controllerVars['base'];
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$normal = Set::normalize($object->components);
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foreach ((array)$normal as $component => $config) {
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$plugin = isset($this->__controllerVars['plugin']) ? $this->__controllerVars['plugin'] . '.' : null;
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list($plugin, $component) = pluginSplit($component, true, $plugin);
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$componentCn = $component . 'Component';
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if (!class_exists($componentCn)) {
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if (is_null($plugin) || !App::import('Component', $plugin . $component)) {
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if (!App::import('Component', $component)) {
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$this->cakeError('missingComponentFile', array(array(
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'className' => $this->__controllerVars['name'],
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'component' => $component,
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'file' => Inflector::underscore($component) . '.php',
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'base' => $base,
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'code' => 500
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)));
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return false;
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}
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}
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if (!class_exists($componentCn)) {
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$this->cakeError('missingComponentClass', array(array(
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'className' => $this->__controllerVars['name'],
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'component' => $component,
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'file' => Inflector::underscore($component) . '.php',
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'base' => $base,
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'code' => 500
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)));
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return false;
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}
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}
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if ($parent === null) {
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$this->_primary[] = $component;
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}
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if (isset($this->_loaded[$component])) {
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$object->{$component} =& $this->_loaded[$component];
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if (!empty($config) && isset($this->__settings[$component])) {
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$this->__settings[$component] = array_merge($this->__settings[$component], $config);
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} elseif (!empty($config)) {
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$this->__settings[$component] = $config;
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}
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} else {
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if ($componentCn === 'SessionComponent') {
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$object->{$component} =& new $componentCn($base);
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} else {
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if (PHP5) {
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$object->{$component} = new $componentCn();
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} else {
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$object->{$component} =& new $componentCn();
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}
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}
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$object->{$component}->enabled = true;
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$this->_loaded[$component] =& $object->{$component};
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if (!empty($config)) {
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$this->__settings[$component] = $config;
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}
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}
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if (isset($object->{$component}->components) && is_array($object->{$component}->components) && (!isset($object->{$component}->{$parent}))) {
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$this->_loadComponents($object->{$component}, $component);
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}
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}
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}
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}
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