Cast API

api.php

@@ -1,9 +1,9 @@
 <?php
 /**
  * PHP web interface for youtube-dl (http://rg3.github.com/youtube-dl/)
- * 
+ *
  * PHP Version 5.3.10
- * 
+ *
  * @category Youtube-dl
  * @package  Youtubedl
  * @author   Pierre Rudloff <rudloff@strasweb.fr>
@@ -15,7 +15,7 @@ require_once 'download.php';
 if (isset($_GET["url"])) {
     if (isset($_GET["format"]) || isset($_GET['audio'])) {
         $video = VideoDownload::getJSON($_GET["url"], $_GET["format"]);
-        
+
         if (isset($video->url)) {
             //Vimeo needs a correct user-agent
             $UA = VideoDownload::getUA();
@@ -57,7 +57,7 @@ if (isset($_GET["url"])) {
                     );
                     exit;
                 }
-                
+
             } else {
                 if (isset($_GET['audio'])) {
                     header(
@@ -135,12 +135,12 @@ if (isset($_GET["url"])) {
                 include 'logo.php';
                 ?>
             <p>You are going to download<i>
-                <a href="<?php echo $video->webpage_url; ?>">
+                <a id="video_link" data-ext="<?php echo $video->ext; ?>" data-video="<?php echo $video->url; ?>" href="<?php echo $video->webpage_url; ?>">
             <?php
             echo $video->title;
-            ?></a></i>.</p>
+            ?></a></i>. <img class="cast_icon" id="cast_disabled" src="img/ic_media_route_disabled_holo_light.png" alt="Google Cast™ is disabled" title="Google Cast is not supported on this browser." /><img class="cast_btn cast_hidden cast_icon" id="cast_btn_launch" src="img/ic_media_route_off_holo_light.png" title="Cast to ChromeCast" alt="Google Cast™" /><img src="img/ic_media_route_on_holo_light.png" alt="Casting to ChromeCast…" title="Stop casting" id="cast_btn_stop" class="cast_btn cast_hidden cast_icon" /></p>
             <?php
-            echo '<img class="thumb" src="', 
+            echo '<img class="thumb" src="',
                 $video->thumbnail, '" alt="" />';
             ?><br/>
             <form action="api.php">
@@ -184,7 +184,7 @@ if (isset($_GET["url"])) {
             $error=true;
         }
     }
-} 
+}
 if (isset($error)) {
     include 'head.php';
     ?>

cast.js

@@ -0,0 +1,90 @@
+/*global chrome*/
+/*jslint devel: true, browser: true */
+var launchBtn, disabledBtn, stopBtn;
+var session, currentMedia;
+
+function receiverListener() {
+    'use strict';
+    console.log('receiverListener');
+}
+
+function sessionListener() {
+    'use strict';
+    console.log('sessionListener');
+}
+
+function onMediaDiscovered(how, media) {
+    'use strict';
+    currentMedia = media;
+}
+
+function onMediaError() {
+    'use strict';
+    console.log('onMediaError');
+    stopCast();
+}
+
+function onRequestSessionSuccess(e) {
+    'use strict';
+    session = e;
+    var videoLink = document.getElementById('video_link'), videoURL = videoLink.dataset.video, mediaInfo = new chrome.cast.media.MediaInfo(videoURL, 'video/' + videoLink.dataset.ext), request = new chrome.cast.media.LoadRequest(mediaInfo);
+    stopBtn.classList.remove('cast_hidden');
+    launchBtn.classList.add('cast_hidden');
+    session.loadMedia(request, onMediaDiscovered.bind(this, 'loadMedia'), onMediaError);
+}
+
+function onLaunchError() {
+    'use strict';
+    console.log('onLaunchError');
+}
+
+function onInitSuccess() {
+    'use strict';
+    chrome.cast.requestSession(onRequestSessionSuccess, onLaunchError);
+}
+
+function onError() {
+    'use strict';
+    console.log('onError');
+}
+
+function onStopCast() {
+    'use strict';
+    stopBtn.classList.add('cast_hidden');
+    launchBtn.classList.remove('cast_hidden');
+}
+
+function launchCast() {
+    'use strict';
+    var sessionRequest = new chrome.cast.SessionRequest(chrome.cast.media.DEFAULT_MEDIA_RECEIVER_APP_ID), apiConfig = new chrome.cast.ApiConfig(sessionRequest, sessionListener, receiverListener, chrome.cast.AutoJoinPolicy.PAGE_SCOPED);
+    chrome.cast.initialize(apiConfig, onInitSuccess, onError);
+}
+
+function stopCast() {
+    'use strict';
+    session.stop(onStopCast);
+}
+
+function initializeCastApi() {
+    'use strict';
+    launchBtn = document.getElementById('cast_btn_launch');
+    disabledBtn = document.getElementById('cast_disabled');
+    stopBtn = document.getElementById('cast_btn_stop');
+    if (launchBtn) {
+        disabledBtn.classList.add('cast_hidden');
+        launchBtn.classList.remove('cast_hidden');
+        launchBtn.addEventListener('click', launchCast, false);
+        stopBtn.addEventListener('click', stopCast, false);
+    }
+}
+
+function loadCastApi(loaded, errorInfo) {
+    'use strict';
+    if (loaded) {
+        initializeCastApi();
+    } else {
+        console.log(errorInfo);
+    }
+}
+
+window['__onGCastApiAvailable'] = loadCastApi;

head.php

@@ -21,6 +21,8 @@ href="https://fonts.googleapis.com/css?family=Open+Sans:400,300" />
 <meta name="twitter:image" content="http://www.alltubedownload.net/img/logo.png" />
 <meta name="twitter:creator" content="@Tael67" />
 <meta name="twitter:description" content="Easily download videos from Youtube, Dailymotion, Vimeo and other websites." />
+<script type="text/javascript" src="https://www.gstatic.com/cv/js/sender/v1/cast_sender.js"></script>
+<script src="cast.js"></script>
 </head>
 
 

style.css

@@ -526,6 +526,18 @@ h1 {
     max-width:700px;
 }
 
+.cast_btn {
+    cursor:pointer;
+}
+
+.cast_hidden {
+    display:none;
+}
+
+.cast_icon {
+    vertical-align:middle;
+}
+
 @media (max-width: 640px) {
     .thumb {
         width:90%;