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 <?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 padraic dot brady at yahoo dot com so we can send you a copy immediately.
  *
  * @category   Zend
  * @package    Zend_Feed_Writer
  * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  * @version    $Id$
  */
 
 /**
  * @see Zend_Feed_Writer_Extension_RendererInterface
  */
 // require_once 'Zend/Feed/Writer/Extension/RendererInterface.php';
 
  /**
  * @category   Zend
  * @package    Zend_Feed_Writer
  * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  */
 abstract class Zend_Feed_Writer_Extension_RendererAbstract
     implements Zend_Feed_Writer_Extension_RendererInterface
 {
     /**
      * @var DOMDocument
      */
     protected $_dom = null;
 
     /**
      * @var mixed
      */
     protected $_entry = null;
 
     /**
      * @var DOMElement
      */
     protected $_base = null;
 
     /**
      * @var mixed
      */
     protected $_container = null;
 
     /**
      * @var string
      */
     protected $_type = null;
 
     /**
      * @var DOMElement
      */
     protected $_rootElement = null;
 
     /**
      * Encoding of all text values
      *
      * @var string
      */
     protected $_encoding = 'UTF-8';
 
     /**
      * Constructor
      *
      * @param  mixed $container
      * @return void
      */
     public function __construct($container)
     {
         $this->_container = $container;
     }
 
     /**
      * Set feed encoding
      *
      * @param  string $enc
      * @return Zend_Feed_Writer_Extension_RendererAbstract
      */
     public function setEncoding($enc)
     {
         $this->_encoding = $enc;
         return $this;
     }
 
     /**
      * Get feed encoding
      *
      * @return void
      */
     public function getEncoding()
     {
         return $this->_encoding;
     }
 
     /**
      * Set DOMDocument and DOMElement on which to operate
      *
      * @param  DOMDocument $dom
      * @param  DOMElement $base
      * @return Zend_Feed_Writer_Extension_RendererAbstract
      */
     public function setDomDocument(DOMDocument $dom, DOMElement $base)
     {
         $this->_dom  = $dom;
         $this->_base = $base;
         return $this;
     }
 
     /**
      * Get data container being rendered
      *
      * @return mixed
      */
     public function getDataContainer()
     {
         return $this->_container;
     }
 
     /**
      * Set feed type
      *
      * @param  string $type
      * @return Zend_Feed_Writer_Extension_RendererAbstract
      */
     public function setType($type)
     {
         $this->_type = $type;
         return $this;
     }
 
     /**
      * Get feedtype
      *
      * @return string
      */
     public function getType()
     {
         return $this->_type;
     }
 
     /**
      * Set root element of document
      *
      * @param  DOMElement $root
      * @return Zend_Feed_Writer_Extension_RendererAbstract
      */
     public function setRootElement(DOMElement $root)
     {
         $this->_rootElement = $root;
         return $this;
     }
 
     /**
      * Get root element
      *
      * @return DOMElement
      */
     public function getRootElement()
     {
         return $this->_rootElement;
     }
 
     /**
      * Append namespaces to feed
      *
      * @return void
      */
     abstract protected function _appendNamespaces();
 }