private void btnAddUrl_Click(object sender, EventArgs e)
{
YoutubeVideoInfo newVid = YoutubeVideo.New(txtUrlBox.Text);
//todo: add bad url handling
labelVideoName.Text = newVid.Title;
labelVideoDesc.Text = newVid.Description;
Program.AppDownloadQueue.AddToQueue(newVid.Title, newVid.URL);
//Console.WriteLine("Newvid: " + newVid.Title);
}
/// <summary>
/// Creates a new YoutubeVideoInfo from a URL
/// </summary>
/// <param name="URL">String youtube URL</param>
/// <returns></returns>
public static YoutubeVideoInfo New(string url)
{
YoutubeVideoInfo newInfo = new YoutubeVideoInfo();
newInfo.URL = url;
//check if url is ok
//get html
string html;
using (System.Net.WebClient client = new System.Net.WebClient()) {
html = client.DownloadString(url); //todo: add exception handling
}
//get ytplayer's config
var dataRegex = new Regex(@"ytplayer\.config\s*=\s*(\{.+?\});", RegexOptions.Multiline);
string extractedJson = dataRegex.Match(html).Result("$1");
JObject ytConfig = JObject.Parse(extractedJson);
//Get title
newInfo.Title = extractVideoTitle(html);
//parse description (todo: find out how to have the description save special unicode chars like emojis)
newInfo.Description = extractVideoDescription(html);
//Get download urls
string[] streamMap = GetDownloadUrls(ytConfig).Split(',');
int count = 0;
foreach (string s in streamMap)
{
int itag = int.Parse(Regex.Match(s, @"(?<=itag=)(\d+)").Value); //gets itag from the url
string FormattedUrl = "";
FormattedUrl = System.Net.WebUtility.HtmlDecode(FormattedUrl);
FormattedUrl = System.Net.WebUtility.HtmlDecode(FormattedUrl);
//Console.WriteLine(s);
count++;
}
return(newInfo);
}
