/// <summary>
///
/// </summary>
/// <param name="videoid"></param>
/// <returns>string empty if everything's fine. Otherwise the error code</returns>
public async Task <string> LoadVideoStreamData()
{
if (VideoID == null)
{
throw new Exception("Video ID is not set.");
}
// clear etc
VideoInfo.Clear();
VideoInfo_adaptive_fmts.Clear();
JavascriptEngine = null;
DecodeFuncName = string.Empty;
DecodeScript = string.Empty;
// string requestUri = string.Format("https://www.youtube.com/watch?v={0}&nomobile=1&gl=US&hl=en&has_verified=1&bpctr=9999999999", this.VideoID);
string requestUri = string.Format("https://www.youtube.com/watch?v={0}", this.VideoID);
try
{
HttpClientHandler handler = new HttpClientHandler();
var req2 = new HttpClient(handler);
var message2 = new HttpRequestMessage(HttpMethod.Get, requestUri);
message2.Headers.Add("Host", "www.youtube.com");
message2.Headers.Add("User-Agent", YoutubeStreamAPIConstants.RandomHTTPUserAgent());
//bool TokenHeaderAdded2 = YouTubeUserHandler.AddAccessTokenIfAvailable(message2);
try
{
HttpResponseMessage data = await req2.SendAsync(message2);
HttpContent content = data.Content;
data.EnsureSuccessStatusCode();
string SourceCode = await content.ReadAsStringAsync();
string retResult = await ParseStreamsInternal(SourceCode);
return(retResult);
}
catch (Exception eex)
{
Debug.WriteLine(eex.ToString());
}
}
catch (Exception exp)
{
Debug.WriteLine(exp.ToString());
}
return("");
}
/// <summary>
/// Gets the HTML5 source code of the underlying youtube page.
/// </summary>
/// <param name="SourceCode"></param>
/// <returns></returns>
public static async Task <string> GetHTML5PlayerJSFromYouTubePageSource(string SourceCode)
{
string HTML5JavascriptURL = null;
const string StringSearch = "\"js\":\"\\";
int IndexOf = SourceCode.IndexOf(StringSearch);
if (IndexOf != -1)
{
int EndJSIndex = SourceCode.IndexOf(@"""", IndexOf + StringSearch.Length);
HTML5JavascriptURL = SourceCode.Substring(IndexOf + StringSearch.Length, EndJSIndex - (IndexOf + StringSearch.Length));
HTML5JavascriptURL = HTML5JavascriptURL.Replace("\\/", "/");
if (!HTML5JavascriptURL.StartsWith("http:"))
{
HTML5JavascriptURL = "http:" + HTML5JavascriptURL;
}
//Debug.WriteLine(HTML5JavascriptURL);
/////// Load HTML5 player item
HttpClientHandler handler = new HttpClientHandler();
var req2 = new HttpClient(handler);
var message2 = new HttpRequestMessage(HttpMethod.Get, HTML5JavascriptURL);
message2.Headers.Add("User-Agent", YoutubeStreamAPIConstants.RandomHTTPUserAgent());
message2.Headers.Add("Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8");
message2.Headers.Add("Accept-Language", "en-US,en;q=0.5");
//message.Headers.Add("Accept-Encoding", "gzip, deflate");
message2.Headers.Add("Connection", "keep-alive");
try
{
HttpResponseMessage data = await req2.SendAsync(message2);
HttpContent content = data.Content;
data.EnsureSuccessStatusCode();
string HTML5SrcPlayer = await content.ReadAsStringAsync();
return(HTML5SrcPlayer);
}
catch (Exception exp)
{
Debug.WriteLine(exp.ToString());
}
}
return(null);
}
