Chris@16: <?php
Chris@16: /**
Chris@16:  * @see       https://github.com/zendframework/zend-feed for the canonical source repository
Chris@16:  * @copyright Copyright (c) 2018 Zend Technologies USA Inc. (https://www.zend.com)
Chris@16:  * @license   https://github.com/zendframework/zend-feed/blob/master/LICENSE.md New BSD License
Chris@16:  */
Chris@16: 
Chris@16: namespace Zend\Feed\Reader\Extension\GooglePlayPodcast;
Chris@16: 
Chris@16: use DOMText;
Chris@16: use Zend\Feed\Reader\Extension;
Chris@16: 
Chris@16: class Feed extends Extension\AbstractFeed
Chris@16: {
Chris@16:     /**
Chris@16:      * Get the entry author
Chris@16:      *
Chris@16:      * @return string
Chris@16:      */
Chris@16:     public function getPlayPodcastAuthor()
Chris@16:     {
Chris@16:         if (isset($this->data['author'])) {
Chris@16:             return $this->data['author'];
Chris@16:         }
Chris@16: 
Chris@16:         $author = $this->xpath->evaluate('string(' . $this->getXpathPrefix() . '/googleplay:author)');
Chris@16: 
Chris@16:         if (! $author) {
Chris@16:             $author = null;
Chris@16:         }
Chris@16: 
Chris@16:         $this->data['author'] = $author;
Chris@16: 
Chris@16:         return $this->data['author'];
Chris@16:     }
Chris@16: 
Chris@16:     /**
Chris@16:      * Get the entry block
Chris@16:      *
Chris@16:      * @return string
Chris@16:      */
Chris@16:     public function getPlayPodcastBlock()
Chris@16:     {
Chris@16:         if (isset($this->data['block'])) {
Chris@16:             return $this->data['block'];
Chris@16:         }
Chris@16: 
Chris@16:         $block = $this->xpath->evaluate('string(' . $this->getXpathPrefix() . '/googleplay:block)');
Chris@16: 
Chris@16:         if (! $block) {
Chris@16:             $block = null;
Chris@16:         }
Chris@16: 
Chris@16:         $this->data['block'] = $block;
Chris@16: 
Chris@16:         return $this->data['block'];
Chris@16:     }
Chris@16: 
Chris@16:     /**
Chris@16:      * Get the entry category
Chris@16:      *
Chris@16:      * @return array|null
Chris@16:      */
Chris@16:     public function getPlayPodcastCategories()
Chris@16:     {
Chris@16:         if (isset($this->data['categories'])) {
Chris@16:             return $this->data['categories'];
Chris@16:         }
Chris@16: 
Chris@16:         $categoryList = $this->xpath->query($this->getXpathPrefix() . '/googleplay:category');
Chris@16: 
Chris@16:         $categories = [];
Chris@16: 
Chris@16:         if ($categoryList->length > 0) {
Chris@16:             foreach ($categoryList as $node) {
Chris@16:                 $children = null;
Chris@16: 
Chris@16:                 if ($node->childNodes->length > 0) {
Chris@16:                     $children = [];
Chris@16: 
Chris@16:                     foreach ($node->childNodes as $childNode) {
Chris@16:                         if (! ($childNode instanceof DOMText)) {
Chris@16:                             $children[$childNode->getAttribute('text')] = null;
Chris@16:                         }
Chris@16:                     }
Chris@16:                 }
Chris@16: 
Chris@16:                 $categories[$node->getAttribute('text')] = $children;
Chris@16:             }
Chris@16:         }
Chris@16: 
Chris@16:         if (! $categories) {
Chris@16:             $categories = null;
Chris@16:         }
Chris@16: 
Chris@16:         $this->data['categories'] = $categories;
Chris@16: 
Chris@16:         return $this->data['categories'];
Chris@16:     }
Chris@16: 
Chris@16:     /**
Chris@16:      * Get the entry explicit
Chris@16:      *
Chris@16:      * @return string
Chris@16:      */
Chris@16:     public function getPlayPodcastExplicit()
Chris@16:     {
Chris@16:         if (isset($this->data['explicit'])) {
Chris@16:             return $this->data['explicit'];
Chris@16:         }
Chris@16: 
Chris@16:         $explicit = $this->xpath->evaluate('string(' . $this->getXpathPrefix() . '/googleplay:explicit)');
Chris@16: 
Chris@16:         if (! $explicit) {
Chris@16:             $explicit = null;
Chris@16:         }
Chris@16: 
Chris@16:         $this->data['explicit'] = $explicit;
Chris@16: 
Chris@16:         return $this->data['explicit'];
Chris@16:     }
Chris@16: 
Chris@16:     /**
Chris@16:      * Get the feed/podcast image
Chris@16:      *
Chris@16:      * @return string
Chris@16:      */
Chris@16:     public function getPlayPodcastImage()
Chris@16:     {
Chris@16:         if (isset($this->data['image'])) {
Chris@16:             return $this->data['image'];
Chris@16:         }
Chris@16: 
Chris@16:         $image = $this->xpath->evaluate('string(' . $this->getXpathPrefix() . '/googleplay:image/@href)');
Chris@16: 
Chris@16:         if (! $image) {
Chris@16:             $image = null;
Chris@16:         }
Chris@16: 
Chris@16:         $this->data['image'] = $image;
Chris@16: 
Chris@16:         return $this->data['image'];
Chris@16:     }
Chris@16: 
Chris@16:     /**
Chris@16:      * Get the entry description
Chris@16:      *
Chris@16:      * @return string
Chris@16:      */
Chris@16:     public function getPlayPodcastDescription()
Chris@16:     {
Chris@16:         if (isset($this->data['description'])) {
Chris@16:             return $this->data['description'];
Chris@16:         }
Chris@16: 
Chris@16:         $description = $this->xpath->evaluate('string(' . $this->getXpathPrefix() . '/googleplay:description)');
Chris@16: 
Chris@16:         if (! $description) {
Chris@16:             $description = null;
Chris@16:         }
Chris@16: 
Chris@16:         $this->data['description'] = $description;
Chris@16: 
Chris@16:         return $this->data['description'];
Chris@16:     }
Chris@16: 
Chris@16:     /**
Chris@16:      * Register googleplay namespace
Chris@16:      *
Chris@16:      */
Chris@16:     protected function registerNamespaces()
Chris@16:     {
Chris@16:         $this->xpath->registerNamespace('googleplay', 'http://www.google.com/schemas/play-podcasts/1.0');
Chris@16:     }
Chris@16: }