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1 lars 1 
<?php
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/*
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 * This file is part of the symfony package.
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 * (c) Fabien Potencier <fabien.potencier@symfony-project.com>
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 *
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 * For the full copyright and license information, please view the LICENSE
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 * file that was distributed with this source code.
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 */
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/**
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 * Extends the form component with symfony-specific functionality.
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 *
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 * @package    symfony
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 * @subpackage form
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 * @author     Kris Wallsmith <kris.wallsmith@symfony-project.com>
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 * @version    SVN: $Id: sfFormSymfony.class.php 23810 2009-11-12 11:07:44Z Kris.Wallsmith $
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 */
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class sfFormSymfony extends sfForm
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{
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  static protected
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    $dispatcher = null;
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  /**
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   * Constructor.
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   *
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   * Notifies the 'form.post_configure' event.
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   *
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   * @see sfForm
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   */
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  public function __construct($defaults = array(), $options = array(), $CSRFSecret = null)
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  {
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    parent::__construct($defaults, $options, $CSRFSecret);
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    if (self::$dispatcher)
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    {
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      self::$dispatcher->notify(new sfEvent($this, 'form.post_configure'));
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    }
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  }
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  /**
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   * Sets the event dispatcher to be used by all forms.
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   *
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   * @param sfEventDispatcher $dispatcher
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   */
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  static public function setEventDispatcher(sfEventDispatcher $dispatcher = null)
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  {
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    self::$dispatcher = $dispatcher;
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  }
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  /**
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   * Returns the event dispatcher.
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   *
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   * @return sfEventDispatcher
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   */
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  static public function getEventDispatcher()
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  {
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    return self::$dispatcher;
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  }
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  /**
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   * Notifies the 'form.filter_values' and 'form.validation_error' events.
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   *
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   * @see sfForm
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   */
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  protected function doBind(array $values)
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  {
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    if (self::$dispatcher)
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    {
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      $values = self::$dispatcher->filter(new sfEvent($this, 'form.filter_values'), $values)->getReturnValue();
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    }
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    try
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    {
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      parent::doBind($values);
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    }
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    catch (sfValidatorError $error)
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    {
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      if (self::$dispatcher)
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      {
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        self::$dispatcher->notify(new sfEvent($this, 'form.validation_error', array('error' => $error)));
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      }
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      throw $error;
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    }
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  }
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  /**
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   * Calls methods defined via sfEventDispatcher.
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   *
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   * @param string $method    The method name
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   * @param array  $arguments The method arguments
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   *
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   * @return mixed The returned value of the called method
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   */
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  public function __call($method, $arguments)
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  {
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    if (self::$dispatcher)
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    {
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      $event = self::$dispatcher->notifyUntil(new sfEvent($this, 'form.method_not_found', array('method' => $method, 'arguments' => $arguments)));
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      if ($event->isProcessed())
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      {
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        return $event->getReturnValue();
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      }
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    }
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    throw new sfException(sprintf('Call to undefined method %s::%s.', get_class($this), $method));
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  }
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}