public void Crawl()
{
var newsPages = _newsPages
.Where(x => x.VideoLink != null)
.Where(x => x.Video == null).ToArray();
foreach (var newsPage in newsPages)
{
try
{
if (newsPage.Video != null)
{
return;
}
var id = YouTubeVideo.ParseId(newsPage.VideoLink);
var video = _videos.FirstOrDefault(x => x.ExternalId == id);
newsPage.Video = video ?? _youTubeProvider.Get(id);
}
catch (Exception e)
{
Trace.TraceError(e.Message);
}
_unitOfWork.SaveChanges();
}
}
