/Ezer/engine/process/xml/logic/Ezer_XmlIf.php

<?php

/**

 * This library is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Lesser General Public

 * License as published by the Free Software Foundation; either

 * version 2.1 of the License, or (at your option) any later version.

 *

 * This library is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

 * Lesser General Public License for more details.

 *

 * You should have received a copy of the GNU Lesser General Public

 * License along with this library; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

 *

 * For questions, help, comments, discussion, etc., please send

 * e-mail to johnathan.kanarek@gmail.com

 */





/**

 * Purpose:     Loads an else from XML

 * @author Tan-Tan

 * @package Engine

 * @subpackage Process.Logic.XML

 */

class Ezer_XmlElse extends Ezer_Else

{

	public function __construct(DOMElement $element)

	{

		parent::__construct(uniqid('else_'));

		Ezer_XmlStepContainerUtil::parse($this, $element);

	}

	

	public function &createInstance(Ezer_ScopeInstance &$scope_instance)

	{

		$ret = new Ezer_XmlElseInstance($scope_instance, $this);

		return $ret;

	}

}





/**

 * Purpose:     Loads an if from XML

 * @author Tan-Tan

 * @package Engine

 * @subpackage Process.Logic.XML

 */

class Ezer_XmlIf extends Ezer_If implements Ezer_IntIf

{

	public function __construct(DOMElement $element)

	{

		parent::__construct(uniqid('if_'));

		Ezer_XmlStepContainerUtil::parse($this, $element);

		$this->parse($element);

	}

	

	public function &createInstance(Ezer_ScopeInstance &$scope_instance)

	{

		return new Ezer_XmlIfInstance($scope_instance, $this);

	}



	public function parse(DOMNode $element)

	{

		for($i = 0;$i < $element->childNodes->length;$i++)

		{

			$childElement = $element->childNodes->item($i);

			

			if($childElement->parentNode !== $element)

				continue;

			

			if($childElement instanceof DOMComment || $childElement instanceof DOMText)

				continue;

			

			switch($childElement->nodeName)

			{

				case 'condition':

					$this->condition = $childElement->nodeValue;

					break;

					

				case 'else':

					$this->else = new Ezer_XmlElse($childElement);

					break;

					

				case 'elseif':

					$this->elseifs[] = new Ezer_XmlIf($childElement);

					break;

					

				case 'flow':

				case 'sequence':

				case 'activity':

				case 'assign':

				case 'if':

				case 'foreach':

				case 'repeatUntil':

				case 'while':

				case 'switch':

				case 'empty':

				case 'wait':

				case 'terminate':

				case 'throw':

				case 'rethrow':

					// ignore, handled by Ezer_XmlStepContainerUtil

					break;

					

				default:

					throw new Ezer_XmlPersistanceElementNotMappedException($childElement->nodeName);

			}

		}

	}

}