Youtube service

app/config/parameters.yml.dist

@@ -17,3 +17,5 @@ parameters:
     meetup_key:
     akismet_key:
     group_urlname:
+    youtube_key:
+    youtube_playlist:

composer.json

@@ -30,7 +30,8 @@
         "guzzle/guzzle": "~3.7",
         "ornicar/akismet-bundle": "*@dev",
         "ornicar/gravatar-bundle": "dev-master@dev",
-        "antimattr/google-bundle": "dev-master@dev"
+        "antimattr/google-bundle": "dev-master@dev",
+        "madcoda/php-youtube-api": "dev-master"
     },
     "require-dev": {
         "phpspec/phpspec": "2.0.*@dev",

src/AmsterdamPHP/Bundle/SiteBundle/Controller/DefaultController.php

@@ -27,12 +27,16 @@ public function indexAction()
         $blogService = $this->get('amsterdamphp_site.integration.blog');
         $posts       = $blogService->getLatestBlogPosts();
 
+        $youtubeService = $this->get('amsterdamphp_site.integration.youtube');
+        $videos         = $youtubeService->getLatestVideos();
+
         return [
             'header_photo' => $headerPhoto,
             'next_event'   => array_shift($nextEvents),
             'past_events'  => array_splice($pastEvents, 0, 2),
             'blog_posts'   => $posts,
-            'sponsors'     => $sponsors
+            'sponsors'     => $sponsors,
+            'videos'       => $videos,
         ];
     }
 }

src/AmsterdamPHP/Bundle/SiteBundle/Resources/config/services.yml

@@ -1,10 +1,30 @@
+parameters:
+    amsterdamphp_site.integration.youtube_factory.class: AmsterdamPHP\Bundle\SiteBundle\Service\YoutubeFactory
+    amsterdamphp_site.integration.youtube_client.class: Madcoda\Youtube
+
 services:
+    amsterdamphp_site.integration.youtube_factory:
+        class: %amsterdamphp_site.integration.youtube_factory.class%
+        arguments:
+            key: %youtube_key%
+
+    amsterdamphp_site.integration.youtube_client:
+        class:            "%amsterdamphp_site.integration.youtube_client.class%"
+        factory_service:  amsterdamphp_site.integration.youtube_factory
+        factory_method:   getClient
 
     amsterdamphp_site.integration.blog:
         class: AmsterdamPHP\Bundle\SiteBundle\Service\BlogService
         arguments:
             cache: @snc_redis.cache
 
+    amsterdamphp_site.integration.youtube:
+        class: AmsterdamPHP\Bundle\SiteBundle\Service\YoutubeService
+        arguments:
+            cache: @snc_redis.cache
+            client: @amsterdamphp_site.integration.youtube_client
+            playlist: %youtube_playlist%
+
     amsterdamphp_site.email.contact:
         class: AmsterdamPHP\Bundle\SiteBundle\Service\ContactService
         arguments:

src/AmsterdamPHP/Bundle/SiteBundle/Service/YoutubeFactory.php

@@ -0,0 +1,31 @@
+<?php
+
+namespace AmsterdamPHP\Bundle\SiteBundle\Service;
+
+use Madcoda\Youtube;
+
+class YoutubeFactory
+{
+    /**
+     * @var string
+     */
+    protected $key;
+
+    /**
+     * @param string $key
+     */
+    public function __construct($key)
+    {
+        $this->key = $key;
+    }
+
+    /**
+     * @return Youtube
+     */
+    public function getClient()
+    {
+        return new Youtube(array(
+            'key' => $this->key,
+        ));
+    }
+}

src/AmsterdamPHP/Bundle/SiteBundle/Service/YoutubeService.php

@@ -0,0 +1,57 @@
+<?php
+
+namespace AmsterdamPHP\Bundle\SiteBundle\Service;
+
+use Madcoda\Youtube;
+use Predis\Client as Cache;
+
+class YoutubeService
+{
+    const CACHE_TTL = '+24 hours';
+
+    /**
+     * @var Youtube
+     */
+    protected $client;
+
+    /**
+     * @var Cache
+     */
+    protected $cache;
+
+    /**
+     * @var string
+     */
+    protected $playlist;
+
+    /**
+     * Constructor
+     */
+    public function __construct(Cache $cache, Youtube $client, $playlist)
+    {
+        $this->client = $client;
+        $this->cache = $cache;
+        $this->playlist = $playlist;
+    }
+
+    /**
+     * Returns the latest blog posts
+     *
+     * @return mixed
+     */
+    public function getLatestVideos()
+    {
+        $cacheKey = 'youtube.talks.latest';
+        $videoList = $this->cache->get($cacheKey);
+
+        if ($videoList === null){
+            $videoList = base64_encode(serialize($this->client->getPlaylistItemsByPlaylistId($this->playlist)));
+            $this->cache->set($cacheKey, $videoList);
+            $this->cache->expireat($cacheKey, strtotime(self::CACHE_TTL));
+        }
+
+        $videoList = unserialize(base64_decode($videoList));
+
+        return $videoList;
+    }
+}