public override int DiscoverSubCategories(Category parentCategory)
{
parentCategory.SubCategories = new List <Category>();
if (parentCategory is RssLink)
{
YouTubeQuery ytq = new YouTubeQuery((parentCategory as RssLink).Url)
{
NumberToRetrieve = pageSize
};
YouTubeFeed feed = service.Query(ytq);
GetPlaylistEntriesAsCategories(parentCategory, feed);
}
else
{
Login();
if (parentCategory.Name.EndsWith(Translation.Instance.Playlists))
{
// authenticated user's playlists
YouTubeQuery query = new YouTubeQuery()
{
Uri = new Uri(YouTubeQuery.CreatePlaylistsUri(accountname)), StartIndex = 1, NumberToRetrieve = pageSize
};
YouTubeFeed feed = null;
try
{
feed = service.Query(query);
}
catch (Google.GData.Client.GDataRequestException queryEx)
{
HandleGDataErrorMessage(queryEx);
}
GetPlaylistEntriesAsCategories(parentCategory, feed);
}
else
{
// authenticated user's subscriptions
RssLink newVidsLink = new RssLink();
newVidsLink.Name = Translation.Instance.NewVideos;
newVidsLink.Url = USER_NEWSUBSCRIPTIONS_FEED;
parentCategory.SubCategories.Add(newVidsLink);
newVidsLink.ParentCategory = parentCategory;
YouTubeQuery query = new YouTubeQuery()
{
Uri = new Uri(YouTubeQuery.CreateSubscriptionUri(accountname)), StartIndex = 1, NumberToRetrieve = pageSize
};
YouTubeFeed feed = null;
try
{
feed = service.Query(query);
}
catch (Google.GData.Client.GDataRequestException queryEx)
{
HandleGDataErrorMessage(queryEx);
}
foreach (SubscriptionEntry subScr in feed.Entries)
{
RssLink subScrLink = new RssLink();
subScrLink.Name = subScr.UserName;
subScrLink.Url = YouTubeQuery.CreateUserUri(subScr.UserName);
parentCategory.SubCategories.Add(subScrLink);
subScrLink.ParentCategory = parentCategory;
}
// if there are more results add a new NextPageCategory
if (feed.NextChunk != null)
{
parentCategory.SubCategories.Add(new NextPageCategory()
{
ParentCategory = parentCategory, Url = feed.NextChunk
});
}
}
}
parentCategory.SubCategoriesDiscovered = true;
return(parentCategory.SubCategories.Count);
}
/// <summary>
/// returns a Feed of subscriptions for a given username
/// </summary>
/// <param name="user">the username</param>
/// <returns>a feed of Videos</returns>
public Feed <Subscription> GetSubscriptionsFeed(string user)
{
YouTubeQuery q = PrepareQuery <YouTubeQuery>(YouTubeQuery.CreateSubscriptionUri(user));
return(PrepareFeed <Subscription>(q));
}
