Chris@2: <?php
Chris@2: /**
Chris@2:  * @see       https://github.com/zendframework/zend-feed for the canonical source repository
Chris@2:  * @copyright Copyright (c) 2018 Zend Technologies USA Inc. (https://www.zend.com)
Chris@2:  * @license   https://github.com/zendframework/zend-feed/blob/master/LICENSE.md New BSD License
Chris@2:  */
Chris@2: 
Chris@2: namespace Zend\Feed\Reader\Extension\GooglePlayPodcast;
Chris@2: 
Chris@2: use DOMText;
Chris@2: use Zend\Feed\Reader\Extension;
Chris@2: 
Chris@2: class Feed extends Extension\AbstractFeed
Chris@2: {
Chris@2:     /**
Chris@2:      * Get the entry author
Chris@2:      *
Chris@2:      * @return string
Chris@2:      */
Chris@2:     public function getPlayPodcastAuthor()
Chris@2:     {
Chris@2:         if (isset($this->data['author'])) {
Chris@2:             return $this->data['author'];
Chris@2:         }
Chris@2: 
Chris@2:         $author = $this->xpath->evaluate('string(' . $this->getXpathPrefix() . '/googleplay:author)');
Chris@2: 
Chris@2:         if (! $author) {
Chris@2:             $author = null;
Chris@2:         }
Chris@2: 
Chris@2:         $this->data['author'] = $author;
Chris@2: 
Chris@2:         return $this->data['author'];
Chris@2:     }
Chris@2: 
Chris@2:     /**
Chris@2:      * Get the entry block
Chris@2:      *
Chris@2:      * @return string
Chris@2:      */
Chris@2:     public function getPlayPodcastBlock()
Chris@2:     {
Chris@2:         if (isset($this->data['block'])) {
Chris@2:             return $this->data['block'];
Chris@2:         }
Chris@2: 
Chris@2:         $block = $this->xpath->evaluate('string(' . $this->getXpathPrefix() . '/googleplay:block)');
Chris@2: 
Chris@2:         if (! $block) {
Chris@2:             $block = null;
Chris@2:         }
Chris@2: 
Chris@2:         $this->data['block'] = $block;
Chris@2: 
Chris@2:         return $this->data['block'];
Chris@2:     }
Chris@2: 
Chris@2:     /**
Chris@2:      * Get the entry category
Chris@2:      *
Chris@2:      * @return array|null
Chris@2:      */
Chris@2:     public function getPlayPodcastCategories()
Chris@2:     {
Chris@2:         if (isset($this->data['categories'])) {
Chris@2:             return $this->data['categories'];
Chris@2:         }
Chris@2: 
Chris@2:         $categoryList = $this->xpath->query($this->getXpathPrefix() . '/googleplay:category');
Chris@2: 
Chris@2:         $categories = [];
Chris@2: 
Chris@2:         if ($categoryList->length > 0) {
Chris@2:             foreach ($categoryList as $node) {
Chris@2:                 $children = null;
Chris@2: 
Chris@2:                 if ($node->childNodes->length > 0) {
Chris@2:                     $children = [];
Chris@2: 
Chris@2:                     foreach ($node->childNodes as $childNode) {
Chris@2:                         if (! ($childNode instanceof DOMText)) {
Chris@2:                             $children[$childNode->getAttribute('text')] = null;
Chris@2:                         }
Chris@2:                     }
Chris@2:                 }
Chris@2: 
Chris@2:                 $categories[$node->getAttribute('text')] = $children;
Chris@2:             }
Chris@2:         }
Chris@2: 
Chris@2:         if (! $categories) {
Chris@2:             $categories = null;
Chris@2:         }
Chris@2: 
Chris@2:         $this->data['categories'] = $categories;
Chris@2: 
Chris@2:         return $this->data['categories'];
Chris@2:     }
Chris@2: 
Chris@2:     /**
Chris@2:      * Get the entry explicit
Chris@2:      *
Chris@2:      * @return string
Chris@2:      */
Chris@2:     public function getPlayPodcastExplicit()
Chris@2:     {
Chris@2:         if (isset($this->data['explicit'])) {
Chris@2:             return $this->data['explicit'];
Chris@2:         }
Chris@2: 
Chris@2:         $explicit = $this->xpath->evaluate('string(' . $this->getXpathPrefix() . '/googleplay:explicit)');
Chris@2: 
Chris@2:         if (! $explicit) {
Chris@2:             $explicit = null;
Chris@2:         }
Chris@2: 
Chris@2:         $this->data['explicit'] = $explicit;
Chris@2: 
Chris@2:         return $this->data['explicit'];
Chris@2:     }
Chris@2: 
Chris@2:     /**
Chris@2:      * Get the feed/podcast image
Chris@2:      *
Chris@2:      * @return string
Chris@2:      */
Chris@2:     public function getPlayPodcastImage()
Chris@2:     {
Chris@2:         if (isset($this->data['image'])) {
Chris@2:             return $this->data['image'];
Chris@2:         }
Chris@2: 
Chris@2:         $image = $this->xpath->evaluate('string(' . $this->getXpathPrefix() . '/googleplay:image/@href)');
Chris@2: 
Chris@2:         if (! $image) {
Chris@2:             $image = null;
Chris@2:         }
Chris@2: 
Chris@2:         $this->data['image'] = $image;
Chris@2: 
Chris@2:         return $this->data['image'];
Chris@2:     }
Chris@2: 
Chris@2:     /**
Chris@2:      * Get the entry description
Chris@2:      *
Chris@2:      * @return string
Chris@2:      */
Chris@2:     public function getPlayPodcastDescription()
Chris@2:     {
Chris@2:         if (isset($this->data['description'])) {
Chris@2:             return $this->data['description'];
Chris@2:         }
Chris@2: 
Chris@2:         $description = $this->xpath->evaluate('string(' . $this->getXpathPrefix() . '/googleplay:description)');
Chris@2: 
Chris@2:         if (! $description) {
Chris@2:             $description = null;
Chris@2:         }
Chris@2: 
Chris@2:         $this->data['description'] = $description;
Chris@2: 
Chris@2:         return $this->data['description'];
Chris@2:     }
Chris@2: 
Chris@2:     /**
Chris@2:      * Register googleplay namespace
Chris@2:      *
Chris@2:      */
Chris@2:     protected function registerNamespaces()
Chris@2:     {
Chris@2:         $this->xpath->registerNamespace('googleplay', 'http://www.google.com/schemas/play-podcasts/1.0');
Chris@2:     }
Chris@2: }