public static YoutubeVideo FromSingleVideo(string uri)
{
var uriConverter = new UriConverter(new WebClientImpl());
var videoId = uriConverter.GetVideoId(uri);
var gdataUri = uriConverter.FromYoutubeVideoToGDataVideo(videoId);
var webClient = new WebClientImpl();
var responseXml = webClient.DownloadString(gdataUri);
var responseDocument = XDocument.Parse(responseXml, LoadOptions.SetBaseUri);
XNamespace atom = "http://www.w3.org/2005/Atom";
var titleElement = responseDocument.Root.Element(atom + "title");
var videoTitle = titleElement != null ? titleElement.Value : string.Empty;
var flvUri = uriConverter.GetFlvUriFromYoutubeVideoUri(videoId);
return string.IsNullOrEmpty(flvUri) ?
null : new YoutubeVideo
{
FlvUri = flvUri,
Link = uri,
Title = videoTitle
};
}
public IList<YoutubeVideo> GetVideos()
{
if (_videoFeed == null)
return new List<YoutubeVideo>();
var videos = new List<YoutubeVideo>();
IList<String> szErrorList = new List<String>();
foreach (Video videoFeedEntry in _videoFeed.Entries)
{
try
{
var video = new YoutubeVideo
{
Title = (videoFeedEntry.Title != null ? videoFeedEntry.Title : "[no title]"),
Description = (videoFeedEntry.Description != null ? videoFeedEntry.Description : "[no description]"),
Link = (videoFeedEntry.WatchPage != null ? videoFeedEntry.WatchPage.AbsoluteUri : "http://www.youtube.com/watch?v=" + videoFeedEntry.VideoId)
};
var uriConverter = new UriConverter(new WebClientImpl());
var videoId = uriConverter.GetVideoId(video.Link);
video.FlvUri = uriConverter.GetFlvUriFromYoutubeVideoUri(videoId);
if (!string.IsNullOrEmpty(video.FlvUri))
{
videos.Add(video);
}
}
catch (NotSignedInException)
{
szErrorList.Add(videoFeedEntry.Title);
}
}
if (szErrorList.Count > 0)
ShowErrors(szErrorList);
return videos;
}
public void GetFlvUriFromYoutubeVideoUri_WithSingleVideoUri()
{
Mock<WebClient> webClient = new Mock<WebClient>();
webClient.Setup(w => w.DownloadString(It.IsAny<string>()))
.Returns("\"t\": \"bar\"");
var uriConverter = new UriConverter(webClient.Object);
const string videoId = "foo";
string flvUri = uriConverter.GetFlvUriFromYoutubeVideoUri(videoId);
string expectedUri = "http://youtube.com/get_video?video_id=foo&t=bar";
Assert.AreEqual(expectedUri, flvUri);
}
public void GetFlvUriFromYoutubeVideoUri_WithAuthenticationRequiredVideo()
{
Mock<WebClient> webClient = new Mock<WebClient>();
webClient.Setup(w => w.DownloadString(It.IsAny<string>()))
.Returns("Sign in to YouTube");
var uriConverter = new UriConverter(webClient.Object);
string videoId = "nXBOfXj6cvE";
uriConverter.GetFlvUriFromYoutubeVideoUri(videoId);
}
public void GetFlvUriFromYoutubeVideoUri_WithPlaylistUrl()
{
Mock<WebClient> webClient = new Mock<WebClient>();
webClient.Setup(w => w.DownloadString(It.IsAny<string>()))
.Returns(string.Empty);
var uriConverter = new UriConverter(webClient.Object);
const string playlistUri = "http://www.youtube.com/view_play_list?p=B30D2B52964020D6&playnext=1";
Assert.AreEqual(string.Empty, uriConverter.GetFlvUriFromYoutubeVideoUri(playlistUri));
}