public void Read()
{
VideoStreamResponse r = new VideoStreamResponse()
{
NextStart = 0
};
while (!r.EndOfVideos)
{
r = RequestVideoStream(r.NextStart);
if (r == null || !(String.IsNullOrEmpty(r.Error)))
{
//return on error
return;
}
else
{
Videos.AddRange(r.VideoEntries);
}
if (!r.EndOfVideos)
{
Thread.Sleep(CrawlUtil.GetVariableDelay(DelayBetweenAPIRequests));
}
}
}
public VideoStreamResponse RequestVideoStream(int nextStart)
{
VideoStreamResponse fullResponse = new VideoStreamResponse();
try
{
HttpWebRequest request = BuildRequest(nextStart);
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
Encoding responseEncoding = Encoding.GetEncoding(response.CharacterSet);
String result = "";
using (StreamReader sr = new StreamReader(response.GetResponseStream(), responseEncoding))
{
result = sr.ReadToEnd();
JObject model = JObject.Parse(result);
fullResponse.NextStart = (int)model["nextStart"];
String htmlDocument = (String)model["html"];
var doc = new HtmlAgilityPack.HtmlDocument();
HtmlAgilityPack.HtmlNode.ElementsFlags["br"] = HtmlAgilityPack.HtmlElementFlag.Empty;
doc.OptionWriteEmptyNodes = true;
doc.LoadHtml(htmlDocument);
var videoNodes = doc.DocumentNode.SelectNodes("//ul[@class='grid videoItems infinite']//li");
if (videoNodes != null)
{
foreach (var videoNode in videoNodes)
{
VideoEntry entry = new VideoEntry();
var videoDetailNode = videoNode.SelectSingleNode(@"div//button[@class='playBtn play_25 video']");
entry.MediaType = videoDetailNode?.Attributes["data-media-type"]?.Value;
entry.MediaID = videoDetailNode?.Attributes["data-media-id"]?.Value;
entry.MediaReleaseID = videoDetailNode?.Attributes["data-media-release-id"]?.Value;
entry.EntityKey = videoDetailNode?.Attributes["data-entity-key"]?.Value;
entry.Title = videoDetailNode?.Attributes["data-title"]?.Value;
entry.Description = videoDetailNode?.Attributes["data-description"]?.Value;
entry.DurationInSeconds = videoDetailNode?.Attributes["data-duration"]?.Value;
entry.StreamURL = videoDetailNode?.Attributes["data-stream-url"]?.Value;
entry.ArtistID = videoDetailNode?.Attributes["data-artist-id"]?.Value;
entry.ArtistName = videoDetailNode?.Attributes["data-artist-name"]?.Value;
entry.ImageURL = videoDetailNode?.Attributes["data-image-url"]?.Value;
entry.UID = videoDetailNode?.Attributes["data-uid"]?.Value;
entry.DetailURL = videoDetailNode?.Attributes["data-detail-url"]?.Value;
if (!String.IsNullOrEmpty(entry.DetailURL))
{
entry.DetailURL = String.Format(@"https://myspace.com{0}", entry.DetailURL);
}
entry.ArtistURL = videoDetailNode?.Attributes["data-artist-url"]?.Value;
if (!String.IsNullOrEmpty(entry.ArtistURL))
{
entry.ArtistURL = String.Format(@"https://myspace.com{0}", entry.ArtistURL);
}
entry.EmbedURL = videoDetailNode?.Attributes["data-embed-url"]?.Value;
if (!String.IsNullOrEmpty(entry.EmbedURL))
{
entry.EmbedURL = String.Format(@"https://myspace.com{0}", entry.EmbedURL);
}
entry.EmbedType = videoDetailNode?.Attributes["data-embed-type"]?.Value;
entry.HLSStreamURL = videoDetailNode?.Attributes["data-hls-stream-url"]?.Value;
entry.ArtistUserName = videoDetailNode?.Attributes["data-artist-username"]?.Value;
entry.CustomLabel = videoDetailNode?.Attributes["data-custom-label"]?.Value;
entry.Category = videoDetailNode?.Attributes["data-category-name"]?.Value;
entry.MP4StreamURL = videoDetailNode?.Attributes["data-mp4-stream-url"]?.Value;
String isPremiumFlag = videoDetailNode?.Attributes["data-is-premium"]?.Value;
entry.IsPremium = isPremiumFlag != null && isPremiumFlag.ToLower().Equals("true");
String isExplicitFlag = videoDetailNode?.Attributes["data-is-explicit"]?.Value;
entry.IsExplicit = isExplicitFlag != null && isExplicitFlag.ToLower().Equals("true");
String isFullLength = videoDetailNode?.Attributes["data-is-full-length"]?.Value;
entry.IsFullLength = isFullLength != null && isFullLength.ToLower().Equals("true");
String isAdsProhibited = videoDetailNode?.Attributes["data-ads-prohibited"]?.Value;
entry.IsAdsProhibited = isAdsProhibited != null && isAdsProhibited.ToLower().Equals("true");
String isPrivate = videoDetailNode?.Attributes["data-private"]?.Value;
entry.IsPrivate = isPrivate != null && isPrivate.ToLower().Equals("true");
#region Parse play count
var italicNodes = videoNode?.SelectNodes("div//i");
var playLabelNode = italicNodes?.Where(x => x?.InnerText != null && x.InnerText.Contains("Plays"))?.FirstOrDefault();
if (playLabelNode?.NextSibling != null)
{
entry.PlayCount = playLabelNode.NextSibling?.InnerText;
}
#endregion
if (!String.IsNullOrEmpty(entry.Title))
{
fullResponse.VideoEntries.Add(entry);
}
}
}
}
}
catch (Exception e)
{
fullResponse.Error = e.Message;
}
return(fullResponse);
}