pictcode / lib / Cake / Event / CakeEvent.php @ f4a6dc2c
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      <?php
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      /**
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       * CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
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       * Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
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       *
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       * Licensed under The MIT License
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       * For full copyright and license information, please see the LICENSE.txt
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       * Redistributions of files must retain the above copyright notice.
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       *
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       * @copyright          Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
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       * @link                  http://cakephp.org CakePHP(tm) Project
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       * @package                  Cake.Observer
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       * @since                  CakePHP(tm) v 2.1
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       * @license       http://www.opensource.org/licenses/mit-license.php MIT License
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       */
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      /**
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       * Represents the transport class of events across the system. It receives a name, subject and an optional
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       * payload. The name can be any string that uniquely identifies the event across the application, while the subject
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       * represents the object that the event applies to.
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       *
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       * @package Cake.Event
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       */
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      class CakeEvent {  | 
  
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      /**
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       * Name of the event
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       *
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       * @var string
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       */
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      protected $_name = null;  | 
  
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      /**
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       * The object this event applies to (usually the same object that generates the event)
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       *
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       * @var object
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       */
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      protected $_subject;  | 
  
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      /**
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       * Custom data for the method that receives the event
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       *
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       * @var mixed
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       */
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      public $data = null;  | 
  
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      /**
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       * Property used to retain the result value of the event listeners
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       *
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       * @var mixed
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       */
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      public $result = null;  | 
  
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      /**
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       * Flags an event as stopped or not, default is false
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       *
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       * @var bool
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       */
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      protected $_stopped = false;  | 
  
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      /**
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       * Constructor
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       *
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       * @param string $name Name of the event
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       * @param object $subject the object that this event applies to (usually the object that is generating the event)
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       * @param mixed $data any value you wish to be transported with this event to it can be read by listeners
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       *
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       * ## Examples of usage:
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       *
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       * ```
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       *        $event = new CakeEvent('Order.afterBuy', $this, array('buyer' => $userData));
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       *        $event = new CakeEvent('User.afterRegister', $UserModel);
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       * ```
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       */
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      public function __construct($name, $subject = null, $data = null) {  | 
  
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      $this->_name = $name;  | 
  
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      $this->data = $data;  | 
  
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      $this->_subject = $subject;  | 
  
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      }  | 
  
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      /**
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       * Dynamically returns the name and subject if accessed directly
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       *
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       * @param string $attribute Attribute name.
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       * @return mixed
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       */
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      public function __get($attribute) {  | 
  
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      if ($attribute === 'name' || $attribute === 'subject') {  | 
  
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      return $this->{$attribute}();  | 
  
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      }  | 
  
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      }  | 
  
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      /**
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       * Returns the name of this event. This is usually used as the event identifier
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       *
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       * @return string
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       */
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      public function name() {  | 
  
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      return $this->_name;  | 
  
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      }  | 
  
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      /**
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       * Returns the subject of this event
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       *
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       * @return string
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       */
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      public function subject() {  | 
  
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      return $this->_subject;  | 
  
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      }  | 
  
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      /**
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       * Stops the event from being used anymore
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       *
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       * @return void
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       */
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      public function stopPropagation() {  | 
  
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      return $this->_stopped = true;  | 
  
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      }  | 
  
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      /**
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       * Check if the event is stopped
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       *
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       * @return bool True if the event is stopped
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       */
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      public function isStopped() {  | 
  
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      return $this->_stopped;  | 
  
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      }  | 
  
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      }  |