private async Task <UrlParseResult> Parse(Uri url, ParseResultType type)
{
var result = new UrlParseResult(_log, type);
var match = _urlPattern.Match(url.AbsoluteUri);
var collection = default(NameValueCollection);
while (match.Success)
{
collection = HttpUtility.ParseQueryString(url.Query);
var keys = collection.AllKeys;
foreach (var key in keys)
{
var id = collection.Get(key).ToLowerInvariant();
switch (key)
{
case "v":
var videos = await _api.GetVideo(id).ConfigureAwait(false);
foreach (var video in videos)
{
result.MediaItems.Add(video);
}
break;
case "list":
var playlists = await _api.GetPlaylists(id).ConfigureAwait(false);
foreach (var playlist in playlists)
{
result.Playlists.Add(playlist);
}
break;
default:
return(new UrlParseResult(_log, ParseResultType.None));
}
}
match = match.NextMatch();
}
return(result);
}
private async Task <UrlParseResult> Parse(Uri url, ParseResultType type = ParseResultType.None)
{
var result = new UrlParseResult(_log, type);
var regex = @"(?:http|https|)(?::\/\/|)(?:www.|m.|)(?:youtu\.be\/|youtube\.com(?:\/embed\/|\/v\/|\/watch\?v=|\|\/feeds\/api\/videos\/|\/user\S*[^\w\-\s]|\S*[^\w\-\s]))([\w\-]*)[a-z0-9;:@?&%=+\/\$_.-]*";
var match = Regex.Match(url.AbsoluteUri, regex);
var youtubeService = new Service(_log);
while (match.Success)
{
var keys = HttpUtility.ParseQueryString(url.Query).AllKeys;
foreach (var key in keys)
{
var id = HttpUtility.ParseQueryString(url.Query).Get(key);
switch (key)
{
case "v":
var videos = await youtubeService.GetVideo(id);
foreach (var video in videos)
{
result.MediaItems.Add(video);
}
break;
case "list":
var playlists = await youtubeService.GetPlaylists(id);
foreach (var playlist in playlists)
{
result.Playlists.Add(playlist);
}
break;
}
}
match = match.NextMatch();
}
return(result);
}
public async Task <UrlParseResult> Parse(string data, ParseResultType type)
{
var failure = new UrlParseResult(_log, ParseResultType.None);
if (type == ParseResultType.None)
{
return(failure);
}
if (string.IsNullOrEmpty(data))
{
return(failure);
}
if (Uri.TryCreate(data.Trim(), UriKind.RelativeOrAbsolute, out var url))
{
try
{
switch (url.DnsSafeHost)
{
case "youtu.be":
url = new Uri(url.AbsoluteUri.Replace(@"youtu.be/", @"youtube.com/watch?v="));
return(await Parse(url, type).ConfigureAwait(false));
case "www.youtube.com":
return(await Parse(url, type).ConfigureAwait(false));
}
}
catch (Exception ex)
{
_log.Error(this, ex);
}
}
return(failure);
}
