private static IEnumerable<BaseItem> GetChildren(SyndicationFeed feed) {
if (feed == null) yield break;
foreach (var item in feed.Items) {
VodCastVideo video = new VodCastVideo();
video.DateCreated = item.PublishDate.UtcDateTime;
video.DateModified = item.PublishDate.UtcDateTime;
video.Name = item.Title.Text;
// itunes podcasts sometimes don't have a summary
if (item.Summary != null && item.Summary.Text != null) {
video.Overview = Regex.Replace(item.Summary.Text, @"<(.|\n)*?>", string.Empty);
var match = Regex.Match(item.Summary.Text, @"<img src=[\""\']([^\'\""]+)", RegexOptions.IgnoreCase);
if (match != null && match.Groups.Count > 1) {
video.PrimaryImagePath = match.Groups[1].Value;
}
}
foreach (var link in item.Links) {
if (link.RelationshipType == "enclosure") {
video.Path = (link.Uri.AbsoluteUri);
}
}
if (video.Path != null) {
video.Id = video.Path.GetMD5();
yield return video;
}
}
}
private static IEnumerable<BaseItem> GetChildren(SyndicationFeed feed) {
var videos = new List<BaseItem>();
if (feed == null) return videos;
foreach (var item in feed.Items) {
VodCastVideo video = new VodCastVideo();
video.DateCreated = item.PublishDate.UtcDateTime;
video.DateModified = item.PublishDate.UtcDateTime;
video.Name = item.Title.Text;
// itunes podcasts sometimes don't have a summary
if (item.Summary != null && item.Summary.Text != null) {
video.Overview = Regex.Replace(item.Summary.Text, @"<(.|\n)*?>", string.Empty);
var match = Regex.Match(item.Summary.Text, @"<img src=[\""\']([^\'\""]+)", RegexOptions.IgnoreCase);
if (match != null && match.Groups.Count > 1) {
video.PrimaryImagePath = match.Groups[1].Value;
}
}
foreach (var link in item.Links) {
if (link.RelationshipType == "enclosure")
{
video.Path = (link.Uri.AbsoluteUri);
}
}
foreach (var extension in item.ElementExtensions.Where(e => e.OuterNamespace == "http://search.yahoo.com/mrss/" && e.OuterName == "thumbnail"))
{
var attr = extension.GetObject<XElement>();
if (attr != null)
{
var url = attr.Attribute("url");
if (url != null)
{
video.PrimaryImagePath = url.Value;
}
}
}
if (video.Path != null)
{
video.Id = video.Path.GetMD5();
videos.Add(video);
}
}
// TED Talks appends the same damn string on each title, fix it
if (videos.Count > 5)
{
string common = videos[0].Name;
foreach (var video in videos.Skip(1))
{
while (!video.Name.StartsWith(common))
{
if (common.Length < 2)
{
break;
}
common = common.Substring(0, common.Length - 1);
}
if (common.Length < 2)
{
break;
}
}
if (common.Length > 2)
{
foreach (var video in videos)
{
if (video.Name.Length > common.Length)
{
video.Name = video.Name.Substring(common.Length);
}
}
}
}
return videos;
}