Setup parent Shell object to Task objects.

Expanded Shell class for CakePHP

<?php
/**
* PHP versions 5
*
* Expanded Shell class for CakePHP
* Copyright 2011, Masaharu Takishita(ECWorks)
* Licensed under The MIT License
* Redistributions of files must retain the above copyright notice.
*
* @copyright Copyright 2011, ECWorks.
* @link http://blog.ecworks.jp/ ECWorks blog.
* @version 1.0.0
* @lastmodified $Date: 2011-01-06 12:00:00 +0900 (Thu, 06 Jan 2011) $
* @license http://www.opensource.org/licenses/mit-license.php The MIT License
*/
class ShellEx extends Shell {
	
	/**
	 * Parent Shell object for Task.
	 *
	 * @var array
	 * @access public
	 */
	public $parentShell = null;
	
	/**
	 * Setup $parentShell property.
	 * Initialize Task object for using in Shell, and set $this to them.
	 *
	 * @access public
	 */
	public function setupParentShell(){
		
		$this->loadTasks();
		foreach($this->taskNames as $task){
			$this->{$task}->parentShell =& $this;
		}
	}
	
	
	/**
	 * Initializing callback for shell.
	 *
	 * @access public
	 */
	public function initialize(){
		parent::initialize();
		$this->setupParentShell();
	}
}