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Mini Shell
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<?php
/**
* @version $Id$
* @package Koowa_Command
* @copyright Copyright (C) 2007 - 2012 Johan Janssens. All rights reserved.
* @license GNU GPLv3 <http://www.gnu.org/licenses/gpl.html>
* @link http://www.nooku.org
*/
/**
* Event Command
*
* The event commend will translate the command name to a onCommandName format
* and let the event dispatcher dispatch to any registered event handlers.
*
* @author Johan Janssens <johan@nooku.org>
* @category Koowa
* @package Koowa_Command
* @uses KService
* @uses KEventDispatcher
* @uses KInflector
*/
class KCommandEvent extends KCommand
{
/**
* The event dispatcher object
*
* @var KEventDispatcher
*/
protected $_dispatcher;
/**
* Constructor.
*
* @param object An optional KConfig object with configuration options
*/
public function __construct( KConfig $config = null)
{
//If no config is passed create it
if(!isset($config)) $config = new KConfig();
parent::__construct($config);
$this->_dispatcher = $config->dispatcher;
}
/**
* Initializes the options for the object
*
* Called from {@link __construct()} as a first step of object instantiation.
*
* @param object An optional KConfig object with configuration options
* @return void
*/
protected function _initialize(KConfig $config)
{
$config->append(array(
'dispatcher' => $this->getService('koowa:event.dispatcher')
));
parent::_initialize($config);
}
/**
* Command handler
*
* @param string The command name
* @param object The command context
* @return boolean Always returns true
*/
public function execute( $name, KCommandContext $context)
{
$type = '';
if($context->caller)
{
$identifier = clone $context->caller->getIdentifier();
if($identifier->path) {
$type = array_shift($identifier->path);
} else {
$type = $identifier->name;
}
}
$parts = explode('.', $name);
$event = 'on'.ucfirst(array_shift($parts)).ucfirst($type).KInflector::implode($parts);
$this->_dispatcher->dispatchEvent($event, $context);
return true;
}
}
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