Chris@0: <?php
Chris@0: /**
Chris@0:  * Zend Framework (http://framework.zend.com/)
Chris@0:  *
Chris@0:  * @link      http://github.com/zendframework/zf2 for the canonical source repository
Chris@0:  * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
Chris@0:  * @license   http://framework.zend.com/license/new-bsd New BSD License
Chris@0:  */
Chris@0: 
Chris@0: namespace Zend\Feed\Reader\Extension\Thread;
Chris@0: 
Chris@0: use Zend\Feed\Reader\Extension;
Chris@0: 
Chris@0: /**
Chris@0: */
Chris@0: class Entry extends Extension\AbstractEntry
Chris@0: {
Chris@0:     /**
Chris@0:      * Get the "in-reply-to" value
Chris@0:      *
Chris@0:      * @return string
Chris@0:      */
Chris@0:     public function getInReplyTo()
Chris@0:     {
Chris@0:         // TODO: to be implemented
Chris@0:     }
Chris@0: 
Chris@0:     // TODO: Implement "replies" and "updated" constructs from standard
Chris@0: 
Chris@0:     /**
Chris@0:      * Get the total number of threaded responses (i.e comments)
Chris@0:      *
Chris@0:      * @return int|null
Chris@0:      */
Chris@0:     public function getCommentCount()
Chris@0:     {
Chris@0:         return $this->getData('total');
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * Get the entry data specified by name
Chris@0:      *
Chris@0:      * @param  string $name
Chris@0:      * @return mixed|null
Chris@0:      */
Chris@0:     protected function getData($name)
Chris@0:     {
Chris@0:         if (array_key_exists($name, $this->data)) {
Chris@0:             return $this->data[$name];
Chris@0:         }
Chris@0: 
Chris@0:         $data = $this->xpath->evaluate('string(' . $this->getXpathPrefix() . '/thread10:' . $name . ')');
Chris@0: 
Chris@12:         if (! $data) {
Chris@0:             $data = null;
Chris@0:         }
Chris@0: 
Chris@0:         $this->data[$name] = $data;
Chris@0: 
Chris@0:         return $data;
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * Register Atom Thread Extension 1.0 namespace
Chris@0:      *
Chris@0:      * @return void
Chris@0:      */
Chris@0:     protected function registerNamespaces()
Chris@0:     {
Chris@0:         $this->xpath->registerNamespace('thread10', 'http://purl.org/syndication/thread/1.0');
Chris@0:     }
Chris@0: }