public static HttpResponse Play(string youTubeId, YouTubeQuality maxQuality = YouTubeQuality.Quality480P, Action<Exception> completed = null)
{
return GetVideoUri(youTubeId, maxQuality, (entry, e) =>
{
if (e != null)
{
if (completed != null)
completed(e);
}
else
{
if (completed != null)
completed(null);
if (entry != null)
{
var launcher = new MediaPlayerLauncher
{
Controls = MediaPlaybackControls.All,
Media = entry.Uri
};
launcher.Show();
}
}
});
}
public static int GetQualityIdentifier(YouTubeQuality quality)
{
switch (quality)
{
//mp4
case YouTubeQuality.Quality240P_3GP: return(36);
case YouTubeQuality.Quality360P_MP4: return(18);
case YouTubeQuality.Quality720P_MP4: return(22);
case YouTubeQuality.Quality1080P_MP4: return(37);
//flv
case YouTubeQuality.Quality480P_FLV_44KHZ: return(35);
case YouTubeQuality.Quality360P_FLV_22KHZ: return(34);
//flv 格式为mp3
case YouTubeQuality.QualityMP3_FLV_44KHZ: return(6);
case YouTubeQuality.QualityMP3_FLV_22KHZ: return(5);
}
throw new ArgumentException("maxQuality");
}
public static async Task<YouTubeUri> GetVideoUriAsync(string youTubeId, YouTubeQuality maxQuality = YouTubeQuality.Quality360P_MP4)
{
//HttpClientHandler handler = new HttpClientHandler();
//handler.UseDefaultCredentials = true;
//handler.AllowAutoRedirect = true;
//handler.CookieContainer = new CookieContainer();
//using (var client = new HttpClient(handler))
using (var client = new HttpClient())
{
//client.DefaultRequestHeaders.Add("User-Agent", "Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; WOW64; Trident/6.0)");
//client.DefaultRequestHeaders.Add("Accept", "text/html");
client.DefaultRequestHeaders.Add("User-Agent", "Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)");
var response = await client.GetAsync("https://www.youtube.com/watch?v=" + youTubeId + "&nomobile=1");
var task = new TaskCompletionSource<YouTubeUri>();
OnHtmlDownloaded(await response.Content.ReadAsStringAsync(), YouTubeQuality.QualityMP3_FLV_22KHZ, maxQuality, (u, e) =>
{
if (u != null)
task.SetResult(u);
else if (e == null)
task.SetResult(u);
//task.SetCanceled();
else
task.SetException(e);
});
return await task.Task;
}
}
private static YouTubeUri TryFindBestVideoUri(IEnumerable <YouTubeUri> uris, YouTubeQuality minQuality, YouTubeQuality maxQuality)
{
return(uris
.Where(u => u.HasVideo && u.HasAudio && !u.Is3DVideo && u.VideoQuality >= minQuality && u.VideoQuality <= maxQuality)
.OrderByDescending(u => u.VideoQuality)
.FirstOrDefault());
}
/// <summary>
/// This method disables the current page and shows a progress indicator until the youtube movie url has been loaded and starts
/// </summary>
/// <param name="youTubeId"></param>
/// <param name="manualActivatePage">if true add YouTube.CancelPlay() in OnNavigatedTo() of the page (better)</param>
/// <param name="maxQuality"></param>
/// <param name="completed"></param>
public static void Play(string youTubeId, bool manualActivatePage, YouTubeQuality maxQuality = YouTubeQuality.Quality480P, Action<Exception> completed = null)
{
lock (typeof(YouTube))
{
if (oldState != null)
return;
if (SystemTray.ProgressIndicator == null)
SystemTray.ProgressIndicator = new ProgressIndicator();
SystemTray.ProgressIndicator.IsVisible = true;
SystemTray.ProgressIndicator.IsIndeterminate = true;
var page = PhonePage.CurrentPage;
oldState = PageDeactivator.Inactivate();
httpResponse = Play(youTubeId, YouTubeQuality.Quality480P, ex => Deployment.Current.Dispatcher.BeginInvoke(
delegate
{
if (page == PhonePage.CurrentPage) // !user navigated away
{
if (ex == null)
CancelPlay(manualActivatePage);
else
CancelPlay(false);
}
if (completed != null)
completed(ex);
}));
}
}
private async void MenuFlyoutItem_Click(object sender, RoutedEventArgs e)
{
var s = sender as MenuFlyoutItem;
switch (s.Text)
{
case "144p":
selectedQuality = YouTubeQuality.Quality144P;
break;
case "240p":
selectedQuality = YouTubeQuality.Quality240P;
break;
case "270p":
selectedQuality = YouTubeQuality.Quality270P;
break;
case "360p":
selectedQuality = YouTubeQuality.Quality360P;
break;
case "480p":
selectedQuality = YouTubeQuality.Quality480P;
break;
case "520p":
selectedQuality = YouTubeQuality.Quality520P;
break;
case "720p":
selectedQuality = YouTubeQuality.Quality720P;
break;
case "1080p":
selectedQuality = YouTubeQuality.Quality1080P;
break;
case "4k":
selectedQuality = YouTubeQuality.Quality2160P;
break;
default:
MessageDialog m = new MessageDialog("Ubnknown Quality", "WinBeta Videos Error");
await m.ShowAsync();
break;
}
try
{
await LoadPage();
}
catch (AggregateException ex)
{
MessageDialog m = new MessageDialog("Could play video: " + ex.Message, "WinBeta Videos Error");
await m.ShowAsync();
}
}
/// <summary>Returns the best matching YouTube stream URI which has an audio and video channel and is not 3D. </summary>
/// <returns>The best matching <see cref="YouTubeUri"/> of the video. </returns>
/// <exception cref="YouTubeUriNotFoundException">The <see cref="YouTubeUri"/> could not be found. </exception>
/// <exception cref="WebException">An error occurred while downloading the resource. </exception>
public static async Task<YouTubeUri> GetVideoUriAsync(string youTubeId, YouTubeQuality minQuality, YouTubeQuality maxQuality, CancellationToken token)
{
var uris = await GetUrisAsync(youTubeId, token);
var uri = TryFindBestVideoUri(uris, minQuality, maxQuality);
if (uri == null)
throw new YouTubeUriNotFoundException();
return uri;
}
private static int GetQualityIdentifier(YouTubeQuality quality)
{
switch (quality)
{
case YouTubeQuality.Quality480P: return 18;
case YouTubeQuality.Quality720P: return 22;
case YouTubeQuality.Quality1080P: return 37;
}
throw new ArgumentException("maxQuality");
}
public void Update(string region, string quality)
{
_region = region;
_quality = _qualityHelper.GetQualityEnum(quality);
_categories.Clear();
_guideCategories.Clear();
_channels.Clear();
_settingsNotifier.Notify(new UpdateSettingsEventArgs());
}
public DataSource(IRemoteDataSource remoteDataSource, string region, int maxPageResult, string quality)
{
_remoteDataSource = remoteDataSource;
_categories = new List <IVideoCategory>();
_guideCategories = new List <IGuideCategory>();
_channels = new List <IChannel>();
_region = region.ToUpper();
_maxPageResult = maxPageResult;
_qualityHelper = new VideoQuality();
_quality = _qualityHelper.GetQualityEnum(quality);
}
/// <summary>Returns the best matching YouTube stream URI which has an audio and video channel and is not 3D. </summary>
/// <returns>The best matching <see cref="YouTubeUri"/> of the video. </returns>
/// <exception cref="YouTubeUriNotFoundException">The <see cref="YouTubeUri"/> could not be found. </exception>
/// <exception cref="WebException">An error occurred while downloading the resource. </exception>
public static async Task <YouTubeUri> GetVideoUriAsync(string youTubeId, YouTubeQuality minQuality, YouTubeQuality maxQuality, CancellationToken token)
{
var uris = await GetUrisAsync(youTubeId, token);
var uri = TryFindBestVideoUri(uris, minQuality, maxQuality);
if (uri == null)
{
throw new YouTubeUriNotFoundException();
}
return(uri);
}
public async Task <YouTubeUri> GetVideoUriAsync(string videoId, YouTubeQuality quality)
{
//var video = await LiteTube.Multimedia.YouTube.GetVideoUriAsync(videoId, quality);//VideoQualityHelper.GetVideoQuality(quality));
//return video;
var video = await YouTube.GetVideoAsync(videoId, VideoQualityHelper.GetVideoQuality(quality), _youTubeServiceControl.OAuthToken);
var url = await video.GetUriAsync();
return(new YouTubeUri()
{
Uri = new Uri(url)
});
}
public static HttpResponse GetVideoUri(string youTubeId, YouTubeQuality minQuality, YouTubeQuality maxQuality,
Action<YouTubeUri, Exception> completed)
{
var request = new HttpGetRequest("https://www.youtube.com/watch?v=" + youTubeId + "&nomobile=1");
request.UserAgent = "Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)";
return Http.Get(request,r =>
{
if (r.Successful)
OnHtmlDownloaded(r.Response, minQuality, maxQuality, completed));
else if (completed != null)
completed(null, r.Exception);
}
}
public async Task setVideoSourceAsync(YouTubeQuality videoQuality)
{
try
{
var youtubeUrl = await YouTube.GetVideoUriAsync("QTYVJhy04rs", YouTubeQuality.Quality144P, videoQuality);
YoutubePlayer.Source = MediaSource.CreateFromUri(youtubeUrl.Uri);
YoutubePlayer.AutoPlay = true;
}
catch (Exception)
{
//await setVideoSourceAsync();
}
}
public static Task<YouTubeUri> GetVideoUriAsync(string youTubeId, YouTubeQuality maxQuality = YouTubeQuality.Quality480P)
{
var task = new TaskCompletionSource<YouTubeUri>();
GetVideoUri(youTubeId, maxQuality, (u, e) =>
{
if (u != null)
task.SetResult(u);
else if (e == null)
task.SetCanceled();
else
task.SetException(e);
});
return task.Task;
}
public static Task<YouTubeUri> GetVideoUriAsync(string youTubeId, YouTubeQuality maxQuality = YouTubeQuality.Quality360P_MP4)
{
var task = new TaskCompletionSource<YouTubeUri>();
GetVideoUri(youTubeId, maxQuality, (u, e) =>
{
if (u != null)
task.SetResult(u);
else if (e == null)
task.SetResult(u);
//task.SetCanceled();
else
task.SetException(e);
});
return task.Task;
}
/// <summary>Plays the YouTube video in the Windows Phone's external player. </summary>
/// <param name="youTubeId">The YouTube ID</param>
/// <param name="maxQuality">The maximum allowed video quality. </param>
/// <param name="token">The cancellation token</param>
/// <returns>Awaitable task. </returns>
public static async Task PlayAsync(string youTubeId, YouTubeQuality maxQuality, CancellationToken token)
{
var uri = await GetVideoUriAsync(youTubeId, maxQuality, token);
if (uri != null)
{
var launcher = new MediaPlayerLauncher
{
Controls = MediaPlaybackControls.All,
Media = uri.Uri
};
launcher.Show();
}
else
{
throw new Exception("no_video_urls_found");
}
}
public static async void Play(string youTubeId, YouTubeQuality maxQuality, Action <Exception> completed)
{
try
{
await PlayAsync(youTubeId, maxQuality);
if (completed != null)
{
completed(null);
}
}
catch (Exception exception)
{
if (completed != null)
{
completed(exception);
}
}
}
public static async void Play(string youTubeId, bool manualActivatePage, YouTubeQuality maxQuality, Action <Exception> completed)
{
try
{
await PlayWithPageDeactivationAsync(youTubeId, manualActivatePage, maxQuality);
if (completed != null)
{
completed(null);
}
}
catch (Exception exception)
{
if (completed != null)
{
completed(exception);
}
}
}
public static int GetQualityIdentifier(YouTubeQuality quality)
{
switch (quality)
{
//mp4
case YouTubeQuality.Quality240P_3GP: return 36;
case YouTubeQuality.Quality360P_MP4: return 18;
case YouTubeQuality.Quality720P_MP4: return 22;
case YouTubeQuality.Quality1080P_MP4: return 37;
//flv
case YouTubeQuality.Quality480P_FLV_44KHZ: return 35;
case YouTubeQuality.Quality360P_FLV_22KHZ: return 34;
//flv 格式为mp3
case YouTubeQuality.QualityMP3_FLV_44KHZ: return 6;
case YouTubeQuality.QualityMP3_FLV_22KHZ: return 5;
}
throw new ArgumentException("maxQuality");
}
private async void SetVideoUri(string videoId, YouTubeQuality quality, bool isLive)
{
try
{
Uri uri = null;
if (isLive)
{
uri = await _getDataSource().GetLiveVideoUriAsync(videoId, quality);
}
else
{
var videoUri = await _getDataSource().GetVideoUriAsync(videoId, quality);
uri = videoUri?.Uri;
}
LayoutHelper.InvokeFromUiThread(() =>
{
IsPaid = false;
if (uri == null)
{
return;
}
VideoUri = uri;
});
}
//Todo разделить исключения по типу и добавить соответсвующий баннер
catch (YouTubeUriNotFoundException)
{
IsPaid = true;
}
catch (Exception)
{
IsPaid = true;
}
}
private void btnLowQuality_Click(object sender, RoutedEventArgs e)
{
ResetButtonBackGroundColor();
btnLowQuality.Background = new SolidColorBrush(Colors.Red);
VideoQuality = YouTubeQuality.Quality480P;
}
/// <summary>
/// This method disables the current page and shows a progress indicator until the youtube movie url has been loaded and starts
/// </summary>
/// <param name="youTubeId"></param>
/// <param name="manualActivatePage">if true add YouTube.CancelPlay() in OnNavigatedTo() of the page (better)</param>
/// <param name="maxQuality"></param>
/// <param name="onFailure"></param>
public static void Play(string youTubeId, bool manualActivatePage, YouTubeQuality maxQuality = YouTubeQuality.Quality480P, Action<Exception> onFailure = null)
{
lock (typeof(YouTube))
{
if (oldState != null)
return;
if (SystemTray.ProgressIndicator == null)
SystemTray.ProgressIndicator = new ProgressIndicator();
SystemTray.ProgressIndicator.IsVisible = true;
SystemTray.ProgressIndicator.IsIndeterminate = true;
var page = PhoneApplication.CurrentPage;
oldState = PageDeactivator.Inactivate();
httpResponse = Play(youTubeId, YouTubeQuality.Quality480P, ex => Deployment.Current.Dispatcher.BeginInvoke(
delegate
{
if (page != PhoneApplication.CurrentPage) // user navigated away
return;
if (ex != null && onFailure != null)
{
onFailure(ex);
CancelPlay(false);
}
else
CancelPlay(manualActivatePage);
}));
}
}
/// <summary>Returns the best matching YouTube stream URI which has an audio and video channel and is not 3D. </summary>
/// <returns>The best matching <see cref="YouTubeUri"/> of the video. </returns>
/// <exception cref="YouTubeUriNotFoundException">The <see cref="YouTubeUri"/> could not be found. </exception>
/// <exception cref="WebException">An error occurred while downloading the resource. </exception>
public static Task <YouTubeUri> GetVideoUriAsync(string youTubeId, YouTubeQuality maxQuality, CancellationToken token)
{
return(GetVideoUriAsync(youTubeId, DefaultMinQuality, maxQuality, token));
}
private static void OnHtmlDownloaded(HttpResponse response, YouTubeQuality quality, Action<Exception> onFinished)
{
if (response.Successful)
{
var urls = new List<YouTubeUrl>();
try
{
var match = Regex.Match(response.Response, "url_encoded_fmt_stream_map=(.*?)(&|\")");
var data = Uri.UnescapeDataString(match.Groups[1].Value);
var arr = data.Split(',');
foreach (var d in arr)
{
var tuple = new YouTubeUrl();
foreach (var p in d.Split('&'))
{
var index = p.IndexOf('=');
if (index != -1 && index < p.Length)
{
try
{
var key = p.Substring(0, index);
var value = Uri.UnescapeDataString(p.Substring(index + 1));
if (key == "url")
tuple.Url = value;
else if (key == "itag")
tuple.Itag = int.Parse(value);
else if (key == "type" && value.Contains("video/mp4"))
tuple.Type = value;
}
catch { }
}
}
if (tuple.IsValid)
urls.Add(tuple);
}
var itag = GetQualityIdentifier(quality);
foreach (var u in urls.Where(u => u.Itag > itag).ToArray())
urls.Remove(u);
}
catch (Exception ex)
{
if (onFinished != null)
onFinished(ex);
return;
}
var entry = urls.OrderByDescending(u => u.Itag).FirstOrDefault();
if (entry != null)
{
if (onFinished != null)
onFinished(null);
var url = entry.Url;
var launcher = new MediaPlayerLauncher
{
Controls = MediaPlaybackControls.All,
Media = new Uri(url, UriKind.Absolute)
};
launcher.Show();
}
else if (onFinished != null)
onFinished(new Exception("no_video_urls_found"));
}
else if (onFinished != null)
onFinished(response.Exception);
}
/// <summary>Plays the YouTube video in the Windows Phone's external player.
/// Disables the current page and shows a progress indicator until
/// the YouTube movie URI has been loaded and the video playback starts. </summary>
/// <param name="youTubeId">The YouTube ID</param>
/// <param name="manualActivatePage">if true add YouTube.CancelPlay() in OnNavigatedTo() of the page (better)</param>
/// <param name="maxQuality">The maximum allowed video quality. </param>
/// <returns>Awaitable task. </returns>
public static async Task PlayWithPageDeactivationAsync(string youTubeId, bool manualActivatePage, YouTubeQuality maxQuality)
{
PhoneApplicationPage page;
lock (typeof(YouTube))
{
if (_oldState != null)
{
return;
}
if (SystemTray.ProgressIndicator == null)
{
SystemTray.ProgressIndicator = new ProgressIndicator();
}
SystemTray.ProgressIndicator.IsVisible = true;
SystemTray.ProgressIndicator.IsIndeterminate = true;
page = Environment.PhoneApplication.CurrentPage;
_oldState = PageDeactivator.Inactivate();
_cancellationToken = new CancellationTokenSource();
}
try
{
await PlayAsync(youTubeId, maxQuality, _cancellationToken.Token);
if (page == Environment.PhoneApplication.CurrentPage)
{
CancelPlay(manualActivatePage);
}
}
catch (Exception)
{
if (page == Environment.PhoneApplication.CurrentPage)
{
CancelPlay(false);
}
throw;
}
}
/// <summary>Plays the YouTube video in the Windows Phone's external player. </summary>
/// <param name="youTubeId">The YouTube ID</param>
/// <param name="maxQuality">The maximum allowed video quality. </param>
/// <returns>Awaitable task. </returns>
public static Task PlayAsync(string youTubeId, YouTubeQuality maxQuality)
{
return(PlayAsync(youTubeId, maxQuality, CancellationToken.None));
}
public Task <Uri> GetLiveVideoUriAsync(string videoId, YouTubeQuality quality)
{
return(new Task <Uri>(() => null));
}
/// <summary>
/// Returns the best matching YouTube stream URI which has an audio and video channel and is not 3D.
/// </summary>
/// <returns>Returns null when no appropriate URI has been found. </returns>
public static async Task<YouTubeUri> GetVideoUriAsync(string youTubeId, YouTubeQuality minQuality, YouTubeQuality maxQuality, IResourceNetworkLayer networkLayer, IProgress<float> progress, CancellationToken token)
{
var uris = await GetUrisAsync(youTubeId, networkLayer, progress, token);
return GetBestVideoUri(uris, minQuality, maxQuality);
}
private static StreamVideo.VideoQuality GetQuality(YouTubeQuality quality)
{
return((StreamVideo.VideoQuality)(int) quality);
}
public static HttpResponse GetVideoUri(string youTubeId, YouTubeQuality maxQuality, Action<YouTubeUri, Exception> completed)
{
Debug.WriteLine("GetVideoUri = " + "http://www.youtube.com/watch?v=" + youTubeId);
return Http.Get("http://www.youtube.com/watch?v=" + youTubeId, r => OnHtmlDownloaded(r, maxQuality, completed));
}
/// <summary>
/// Вызывается перед отображением этой страницы во фрейме.
/// </summary>
/// <param name="e">Данные события, описывающие, каким образом была достигнута эта страница.
/// Этот параметр обычно используется для настройки страницы.</param>
protected async override void OnNavigatedTo(NavigationEventArgs e)
{
DisplayInformation.AutoRotationPreferences = DisplayOrientations.Portrait | DisplayOrientations.Landscape | DisplayOrientations.LandscapeFlipped;
if (e.Parameter != null)
{
DisplayInformation.DisplayContentsInvalidated += DisplayInformation_DisplayContentsInvalidated;
string[] param = (string[])e.Parameter;
HeaderNews.Text = param[0];
DateNews.Text = param[1];
OneNews oneNews = await NewsElementParser.Parse(param[2]);
DescrNews.Text = oneNews.Description;
YouTubeQuality quality = YouTubeQuality.Quality360P;
if (Settings.Settings.QualityYouTubeVideo != null)
{
switch (Settings.Settings.QualityYouTubeVideo)
{
case "144p":
quality = YouTubeQuality.Quality144P;
break;
case "240p":
quality = YouTubeQuality.Quality240P;
break;
case "360p":
quality = YouTubeQuality.Quality360P;
break;
case "480p":
quality = YouTubeQuality.Quality480P;
break;
case "720p":
quality = YouTubeQuality.Quality720P;
break;
case "1080p":
quality = YouTubeQuality.Quality1080P;
break;
}
}
YouTubeUri videoUri = null;
bool error = false;
try
{
videoUri = await YouTube.GetVideoUriAsync(oneNews.YouTubeID, quality);
}
catch (YouTubeUriNotFoundException)
{
error = true;
}
if (!error && videoUri != null)
{
playerYouTube.Source = videoUri.Uri;
}
else
{
var dialog = new MessageDialog("Не удалось загрузить видео. \nПопробуйте поменять качество в настройках.");
await dialog.ShowAsync();
}
}
else
{
if (Frame.CanGoBack)
{
Frame.GoBack();
}
}
}
/// <summary>
/// This method disables the current page and shows a progress indicator until the youtube movie url has been loaded and starts
/// </summary>
/// <param name="youTubeId"></param>
/// <param name="manualActivatePage">if true add YouTube.CancelPlay() in OnNavigatedTo() of the page (better)</param>
/// <param name="maxQuality"></param>
/// <param name="completed"></param>
public static void Play(string youTubeId, bool manualActivatePage, YouTubeQuality maxQuality = YouTubeQuality.Quality480P, Action<Exception> completed = null)
{
//Debug.WriteLine("Play(string youTubeId, bool manualActivatePage, YouTubeQuality maxQuality = YouTubeQuality.Quality480P, Action<Exception> completed = null)");
lock (typeof(YouTube))
{
if (oldState != null)
return;
if (SystemTray.ProgressIndicator == null)
SystemTray.ProgressIndicator = new ProgressIndicator();
SystemTray.ProgressIndicator.IsVisible = true;
SystemTray.ProgressIndicator.IsIndeterminate = true;
var page = PhonePage.CurrentPage;
oldState = PageDeactivator.Inactivate();
httpResponse = Play(youTubeId, YouTubeQuality.Quality480P, ex => Deployment.Current.Dispatcher.BeginInvoke(
delegate
{
if (page == PhonePage.CurrentPage) // !user navigated away
CancelPlay(manualActivatePage);
if (completed != null)
completed(ex);
}));
}
}
private async void MenuFlyoutItem_Click(object sender, RoutedEventArgs e)
{
var s = sender as MenuFlyoutItem;
switch (s.Text)
{
case "144p":
selectedQuality = YouTubeQuality.Quality144P;
break;
case "240p":
selectedQuality = YouTubeQuality.Quality240P;
break;
case "270p":
selectedQuality = YouTubeQuality.Quality270P;
break;
case "360p":
selectedQuality = YouTubeQuality.Quality360P;
break;
case "480p":
selectedQuality = YouTubeQuality.Quality480P;
break;
case "520p":
selectedQuality = YouTubeQuality.Quality520P;
break;
case "720p":
selectedQuality = YouTubeQuality.Quality720P;
break;
case "1080p":
selectedQuality = YouTubeQuality.Quality1080P;
break;
case "4k":
selectedQuality = YouTubeQuality.Quality2160P;
break;
default:
MessageDialog m = new MessageDialog("Ubnknown Quality", "WinBeta Videos Error");
await m.ShowAsync();
break;
}
try
{
await LoadPage();
}
catch (AggregateException ex)
{
MessageDialog m = new MessageDialog("Could play video: " + ex.Message, "WinBeta Videos Error");
await m.ShowAsync();
}
}
/// <summary>Plays the YouTube video in the Windows Phone's external player. </summary>
/// <param name="youTubeId">The YouTube ID</param>
/// <param name="maxQuality">The maximum allowed video quality. </param>
/// <returns>Awaitable task. </returns>
public static Task PlayAsync(string youTubeId, YouTubeQuality maxQuality)
{
return PlayAsync(youTubeId, maxQuality, CancellationToken.None);
}
public static HttpResponse Play(string youTubeId, YouTubeQuality maxQuality = YouTubeQuality.Quality480P, Action<Exception> completed = null)
{
//Debug.WriteLine("GetVideoUri");
return GetVideoUri(youTubeId, maxQuality, (entry, e) =>
{
if (e != null)
{
if (completed != null)
completed(e);
}
else
{
if (completed != null)
completed(null);
if (entry != null)
{
var launcher = new MediaPlayerLauncher
{
Controls = MediaPlaybackControls.All,
Media = entry.Uri
};
Debug.WriteLine("Media URL = " + entry.Uri);
launcher.Show();
}
}
});
}
/// <summary>Plays the YouTube video in the Windows Phone's external player. </summary>
/// <param name="youTubeId">The YouTube ID</param>
/// <param name="maxQuality">The maximum allowed video quality. </param>
/// <param name="token">The cancellation token</param>
/// <returns>Awaitable task. </returns>
public static async Task PlayAsync(string youTubeId, YouTubeQuality maxQuality, CancellationToken token)
{
var uri = await GetVideoUriAsync(youTubeId, maxQuality, token);
if (uri != null)
{
var launcher = new MediaPlayerLauncher
{
Controls = MediaPlaybackControls.All,
Media = uri.Uri
};
launcher.Show();
}
else
throw new Exception("no_video_urls_found");
}
public static HttpResponse GetVideoUri(string youTubeId, YouTubeQuality minQuality, YouTubeQuality maxQuality,
Action<YouTubeUri, Exception> completed)
{
return Http.Get("http://www.youtube.com/watch?v=" + youTubeId + "&nomobile=1",
r => OnHtmlDownloaded(r, minQuality, maxQuality, completed));
}
/// <summary>Plays the YouTube video in the Windows Phone's external player.
/// Disables the current page and shows a progress indicator until
/// the YouTube movie URI has been loaded and the video playback starts. </summary>
/// <param name="youTubeId">The YouTube ID</param>
/// <param name="manualActivatePage">if true add YouTube.CancelPlay() in OnNavigatedTo() of the page (better)</param>
/// <param name="maxQuality">The maximum allowed video quality. </param>
/// <returns>Awaitable task. </returns>
public static async Task PlayWithPageDeactivationAsync(string youTubeId, bool manualActivatePage, YouTubeQuality maxQuality)
{
PhoneApplicationPage page;
lock (typeof(YouTube))
{
if (_oldState != null)
return;
if (SystemTray.ProgressIndicator == null)
SystemTray.ProgressIndicator = new ProgressIndicator();
SystemTray.ProgressIndicator.IsVisible = true;
SystemTray.ProgressIndicator.IsIndeterminate = true;
page = Environment.PhoneApplication.CurrentPage;
_oldState = PageDeactivator.Inactivate();
_cancellationToken = new CancellationTokenSource();
}
try
{
await PlayAsync(youTubeId, maxQuality, _cancellationToken.Token);
if (page == Environment.PhoneApplication.CurrentPage)
CancelPlay(manualActivatePage);
}
catch (Exception)
{
if (page == Environment.PhoneApplication.CurrentPage)
CancelPlay(false);
throw;
}
}
public static HttpResponse GetVideoUri(string youTubeId, YouTubeQuality maxQuality, Action<YouTubeUri, Exception> completed)
{
return GetVideoUri(youTubeId, YouTubeQuality.Quality480P, maxQuality, completed);
}
public async Task <Uri> GetLiveVideoUriAsync(string videoId, YouTubeQuality quality)
{
return(await _remoteDataSource.GetLiveVideoUriAsync(videoId, quality));
}
private static void OnHtmlDownloaded(HttpResponse response, YouTubeQuality minQuality, YouTubeQuality maxQuality, Action<YouTubeUri, Exception> completed)
{
if (response.Successful)
{
var urls = new List<YouTubeUri>();
try
{
var match = Regex.Match(response.Response, "url_encoded_fmt_stream_map\": \"(.*?)\"");
var data = Uri.UnescapeDataString(match.Groups[1].Value);
var arr = Regex.Split(data, ",(?=(?:[^\"]*\"[^\"]*\")*[^\"]*$)"); // split by comma but outside quotes
foreach (var d in arr)
{
var url = "";
var signature = "";
var tuple = new YouTubeUri();
foreach (var p in d.Replace("\\u0026", "\t").Split('\t'))
{
var index = p.IndexOf('=');
if (index != -1 && index < p.Length)
{
try
{
var key = p.Substring(0, index);
var value = Uri.UnescapeDataString(p.Substring(index + 1));
if (key == "url")
url = value;
else if (key == "itag")
tuple.Itag = int.Parse(value);
else if (key == "type" && value.Contains("video/mp4"))
tuple.Type = value;
else if (key == "sig")
signature = value;
}
catch { }
}
}
tuple.url = url + "&signature=" + signature;
if (tuple.IsValid)
urls.Add(tuple);
}
var minTag = GetQualityIdentifier(minQuality);
var maxTag = GetQualityIdentifier(maxQuality);
foreach (var u in urls.Where(u => u.Itag < minTag || u.Itag > maxTag).ToArray())
urls.Remove(u);
}
catch (Exception ex)
{
if (completed != null)
completed(null, ex);
return;
}
var entry = urls.OrderByDescending(u => u.Itag).FirstOrDefault();
if (entry != null)
{
if (completed != null)
completed(entry, null);
}
else if (completed != null)
completed(null, new Exception("no_video_urls_found"));
}
else if (completed != null)
completed(null, response.Exception);
}
public static async void Play(string youTubeId, YouTubeQuality maxQuality, Action<Exception> completed)
{
try
{
await PlayAsync(youTubeId, maxQuality);
if (completed != null)
completed(null);
}
catch (Exception exception)
{
if (completed != null)
completed(exception);
}
}
public static HttpResponse Play(string youTubeId, YouTubeQuality maxQuality = YouTubeQuality.Quality480P, Action<Exception> onFinished = null)
{
return Http.Get("http://www.youtube.com/watch?v=" + youTubeId, r => OnHtmlDownloaded(r, maxQuality, onFinished));
}
public static async void Play(string youTubeId, bool manualActivatePage, YouTubeQuality maxQuality, Action<Exception> completed)
{
try
{
await PlayWithPageDeactivationAsync(youTubeId, manualActivatePage, maxQuality);
if (completed != null)
completed(null);
}
catch (Exception exception)
{
if (completed != null)
completed(exception);
}
}
/// <summary>Returns the best matching YouTube stream URI which has an audio and video channel and is not 3D. </summary>
/// <returns>The best matching <see cref="YouTubeUri"/> of the video. </returns>
/// <exception cref="YouTubeUriNotFoundException">The <see cref="YouTubeUri"/> could not be found. </exception>
/// <exception cref="WebException">An error occurred while downloading the resource. </exception>
public static Task <YouTubeUri> GetVideoUriAsync(string youTubeId, YouTubeQuality minQuality, YouTubeQuality maxQuality)
{
return(GetVideoUriAsync(youTubeId, minQuality, maxQuality, CancellationToken.None));
}
/// <summary>Returns the best matching YouTube stream URI which has an audio and video channel and is not 3D. </summary>
/// <returns>The best matching <see cref="YouTubeUri"/> of the video. </returns>
/// <exception cref="YouTubeUriNotFoundException">The <see cref="YouTubeUri"/> could not be found. </exception>
/// <exception cref="WebException">An error occurred while downloading the resource. </exception>
public static Task<YouTubeUri> GetVideoUriAsync(string youTubeId, YouTubeQuality maxQuality, CancellationToken token)
{
return GetVideoUriAsync(youTubeId, DefaultMinQuality, maxQuality, token);
}
public static HttpResponse GetVideoUri(string youTubeId, YouTubeQuality maxQuality, Action<YouTubeUri, Exception> completed)
{
return GetVideoUri(youTubeId, YouTubeQuality.QualityMP3_FLV_22KHZ, maxQuality, completed);
}
/// <summary>Returns the best matching YouTube stream URI which has an audio and video channel and is not 3D. </summary>
/// <returns>The best matching <see cref="YouTubeUri"/> of the video. </returns>
/// <exception cref="YouTubeUriNotFoundException">The <see cref="YouTubeUri"/> could not be found. </exception>
/// <exception cref="WebException">An error occurred while downloading the resource. </exception>
public static Task<YouTubeUri> GetVideoUriAsync(string youTubeId, YouTubeQuality minQuality, YouTubeQuality maxQuality)
{
return GetVideoUriAsync(youTubeId, minQuality, maxQuality, CancellationToken.None);
}
private static async void OnHtmlDownloaded(string response, YouTubeQuality minQuality, YouTubeQuality maxQuality, Action<YouTubeUri, Exception> completed)
{
var urls = new List<YouTubeUri>();
try
{
var match = Regex.Match(response, "url_encoded_fmt_stream_map\": \"(.*?)\"");
var data = Uri.UnescapeDataString(match.Groups[1].Value);
var arr = Regex.Split(data, ",(?=(?:[^\"]*\"[^\"]*\")*[^\"]*$)"); // split by comma but outside quotes
foreach (var d in arr)
{
var url = "";
var signature = "";
var tuple = new YouTubeUri();
foreach (var p in d.Replace("\\u0026", "\t").Split('\t'))
{
var index = p.IndexOf('=');
if (index != -1 && index < p.Length)
{
try
{
var key = p.Substring(0, index);
var value = Uri.UnescapeDataString(p.Substring(index + 1));
if (key == "url")
url = value;
else if (key == "itag")
tuple.Itag = int.Parse(value);
//else if (key == "type" && value.Contains("video/mp4")) //只获取Mp4
else if (key == "type") //获取全部
tuple.Type = value;
else if (key == "s")
{
signature = await DecryptWebSignature(value);
//signature = DecryptLocalSignature(value);
}
else if (key == "sig")
signature = value;
}
catch { }
}
}
tuple.url = url + "&signature=" + signature;
if (tuple.IsValid)
urls.Add(tuple);
}
var minTag = GetQualityIdentifier(minQuality);
var maxTag = GetQualityIdentifier(maxQuality);
//foreach (var u in urls.Where(u => u.Itag < minTag || u.Itag > maxTag).ToArray()) //得到相对命中的,如果没用命中绝对项,会找到目标项[上一级或下一级(相邻)]的项
foreach (var u in urls.Where(u => u.Itag <= minTag || u.Itag >= maxTag).ToArray()) //得到绝对命中的
urls.Remove(u);
}
catch (Exception ex)
{
if (completed != null)
completed(null, ex);
return;
}
var entry = urls.OrderByDescending(u => u.Itag).FirstOrDefault();
if (entry != null)
{
if (completed != null)
completed(entry, null);
}
else if (completed != null)
//completed(null, new Exception("no_video_urls_found"));
completed(entry, null);
}
public Task <YouTubeUri> GetVideoUriAsync(string videoId, YouTubeQuality quality)
{
return(Task.Run(() => { return new YouTubeUri(); }));
}
private static void OnHtmlDownloaded(HttpResponse response, YouTubeQuality quality, Action<YouTubeUri, Exception> completed)
{
if (response.Successful)
{
var urls = new List<YouTubeUri>();
try
{
//Debug.WriteLine("match = " + response.Response.ToString());
//var match = Regex.Match(response.Response, "url_encoded_fmt_stream_map=(.*?)(&|\")");
//var data = Uri.UnescapeDataString(match.Groups[1].Value);
var match = Regex.Match(response.Response, @"url_encoded_fmt_stream_map\"":(.*)\""");
String a = match.Groups[1].Value;
var data = a.Replace("\\u0026", "&");
var arr = data.Split(',');
foreach (var d in arr)
{
var url = "";
var signature = "";
var tuple = new YouTubeUri();
foreach (var p in d.Split('&'))
{
var index = p.IndexOf('=');
if (index != -1 && index < p.Length)
{
try
{
var key = p.Substring(0, index);
var value = Uri.UnescapeDataString(p.Substring(index + 1));
if (key == "url")
url = value;
else if (key == "itag")
tuple.Itag = int.Parse(value);
else if (key == "type" && value.Contains("video/mp4"))
tuple.Type = value;
else if (key == "sig")
signature = value;
}
catch { }
}
}
tuple.url = url + "&signature=" + signature;
if (tuple.IsValid)
urls.Add(tuple);
}
var itag = GetQualityIdentifier(quality);
foreach (var u in urls.Where(u => u.Itag > itag).ToArray())
urls.Remove(u);
}
catch (Exception ex)
{
if (completed != null)
completed(null, ex);
return;
}
Debug.WriteLine("entry = " + urls.OrderByDescending(u => u.Itag).FirstOrDefault().ToString());
var entry = urls.OrderByDescending(u => u.Itag).FirstOrDefault();
if (entry != null)
{
if (completed != null)
completed(entry, null);
}
else if (completed != null)
completed(null, new Exception("no_video_urls_found"));
}
else if (completed != null)
completed(null, response.Exception);
}
protected async override void OnNavigatedTo(NavigationEventArgs e)
{
SystemNavigationManager.GetForCurrentView().AppViewBackButtonVisibility = AppViewBackButtonVisibility.Visible;
SystemNavigationManager.GetForCurrentView().BackRequested += NewsElement_BackRequested;
DisplayInformation.AutoRotationPreferences = DisplayOrientations.Portrait | DisplayOrientations.Landscape | DisplayOrientations.LandscapeFlipped;
//ConnectionProfile InternetConnectionProfile = NetworkInformation.GetInternetConnectionProfile();
//NetworkConnectivityLevel connection = InternetConnectionProfile.GetNetworkConnectivityLevel();
//bool internetAccess = !(connection == NetworkConnectivityLevel.None || connection == NetworkConnectivityLevel.LocalAccess);
bool internetAccess = NetworkInterface.GetIsNetworkAvailable();
if (internetAccess && e.Parameter != null)
{
DisplayInformation.GetForCurrentView().OrientationChanged += NewsElement_OrientationChanged;
string[] param = (string[])e.Parameter;
HeaderNews.Text = param[0];
DateNews.Text = param[1];
OneNewsModel oneNews = await NewsElementParser.Parse(param[2]);
DescrNews.Text = oneNews.Description;
YouTubeQuality quality = YouTubeQuality.Quality360P;
if (Settings.Settings.QualityYouTubeVideo != null)
{
switch (Settings.Settings.QualityYouTubeVideo)
{
case "360p":
quality = YouTubeQuality.Quality360P;
break;
case "480p":
quality = YouTubeQuality.Quality480P;
break;
case "720p":
quality = YouTubeQuality.Quality720P;
break;
case "1080p":
quality = YouTubeQuality.Quality1080P;
break;
}
}
YouTubeUri videoUri = null;
bool error = false;
try
{
videoUri = await YouTube.GetVideoUriAsync(oneNews.YouTubeID, quality);
}
catch (YouTubeUriNotFoundException)
{
error = true;
}
if (!error && videoUri != null)
{
playerYouTube.MediaPlayer.SetUriSource(videoUri.Uri);
}
else
{
var dialog = new MessageDialog("Не удалось загрузить видео.");
await dialog.ShowAsync();
Frame.GoBack();
}
}
else
{
var dialog = new MessageDialog("Проверьте соединение с интернетом");
await dialog.ShowAsync();
Frame.GoBack();
}
}
private static YouTubeUri TryFindBestVideoUri(IEnumerable<YouTubeUri> uris, YouTubeQuality minQuality, YouTubeQuality maxQuality)
{
return uris
.Where(u => u.HasVideo && u.HasAudio && !u.Is3DVideo && u.VideoQuality >= minQuality && u.VideoQuality <= maxQuality)
.OrderByDescending(u => u.VideoQuality)
.FirstOrDefault();
}
/// <summary>
/// Returns the best matching YouTube stream URI which has an audio and video channel and is not 3D.
/// </summary>
/// <returns>Returns null when no appropriate URI has been found. </returns>
public static Task<YouTubeUri> GetVideoUriAsync(string youTubeId, YouTubeQuality maxQuality, IResourceNetworkLayer networkLayer, IProgress<float> progress, CancellationToken token)
{
return GetVideoUriAsync(youTubeId, DefaultMinQuality, maxQuality, networkLayer, progress, token);
}
