<?php

/**

 * Zend Framework

 *

 * LICENSE

 *

 * This source file is subject to the new BSD license that is bundled

 * with this package in the file LICENSE.txt.

 * It is also available through the world-wide-web at this URL:

 * http://framework.zend.com/license/new-bsd

 * If you did not receive a copy of the license and are unable to

 * obtain it through the world-wide-web, please send an email

 * to license@zend.com so we can send you a copy immediately.

 *

 * @category   Zend

 * @package    Zend_Feed_Writer

 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 * @version    $Id: Source.php 20785 2010-01-31 09:43:03Z mikaelkael $

 */

require_once 'Zend/Feed/Writer/Renderer/Feed/Atom/AtomAbstract.php';

/**

 * @category   Zend

 * @package    Zend_Feed_Writer

 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 */

class Zend_Feed_Writer_Renderer_Feed_Atom_Source

    extends Zend_Feed_Writer_Renderer_Feed_Atom_AtomAbstract

    implements Zend_Feed_Writer_Renderer_RendererInterface

{

    /**

     * Constructor

     * 

     * @param  Zend_Feed_Writer_Feed_Source $container 

     * @return void

     */

    public function __construct (Zend_Feed_Writer_Source $container)

    {

        parent::__construct($container);

    }

    /**

     * Render Atom Feed Metadata (Source element)

     * 

     * @return Zend_Feed_Writer_Renderer_Feed_Atom

     */

    public function render()

    {

        if (!$this->_container->getEncoding()) {

            $this->_container->setEncoding('UTF-8');

        }

        $this->_dom = new DOMDocument('1.0', $this->_container->getEncoding());

        $this->_dom->formatOutput = true;

        $root = $this->_dom->createElement('source');

        $this->setRootElement($root);

        $this->_dom->appendChild($root);

        $this->_setLanguage($this->_dom, $root);

        $this->_setBaseUrl($this->_dom, $root);

        $this->_setTitle($this->_dom, $root);

        $this->_setDescription($this->_dom, $root);

        $this->_setDateCreated($this->_dom, $root);

        $this->_setDateModified($this->_dom, $root);

        $this->_setGenerator($this->_dom, $root);

        $this->_setLink($this->_dom, $root);

        $this->_setFeedLinks($this->_dom, $root);

        $this->_setId($this->_dom, $root);

        $this->_setAuthors($this->_dom, $root);

        $this->_setCopyright($this->_dom, $root);

        $this->_setCategories($this->_dom, $root);

        foreach ($this->_extensions as $ext) {

            $ext->setType($this->getType());

            $ext->setRootElement($this->getRootElement());

            $ext->setDomDocument($this->getDomDocument(), $root);

            $ext->render();

        }

        return $this;

    }

    /**

     * Set feed generator string

     * 

     * @param  DOMDocument $dom 

     * @param  DOMElement $root 

     * @return void

     */

    protected function _setGenerator(DOMDocument $dom, DOMElement $root)

    {

        if(!$this->getDataContainer()->getGenerator()) {

            return;

        }

        $gdata = $this->getDataContainer()->getGenerator();

        $generator = $dom->createElement('generator');

        $root->appendChild($generator);

        $text = $dom->createTextNode($gdata['name']);

        $generator->appendChild($text);

        if (array_key_exists('uri', $gdata)) {

            $generator->setAttribute('uri', $gdata['uri']);

        }

        if (array_key_exists('version', $gdata)) {

            $generator->setAttribute('version', $gdata['version']);

        }

    }

}