/// <summary>
/// construct a feed from the supplied data in the specified format
/// </summary>
/// <param name="playlistFormat">the format of the data</param>
/// <param name="feedData">the data for the feed</param>
/// <param name="retainCopyFileName">if present then save a copy of the feed xml before parsing - null to just load</param>
/// <returns>a podcast feed object</returns>
public IPodcastFeed CreatePodcastFeed(PodcastFeedFormat playlistFormat, Stream feedData, string retainCopyFileName)
{
switch (playlistFormat)
{
case PodcastFeedFormat.RSS:
return(new PodcastFeedInRssFormat(feedData, retainCopyFileName));
default:
throw new EnumOutOfRangeException("playlistFormat");
}
}
/// <summary>
/// convert the feedformat for serialisation
/// </summary>
/// <returns></returns>
public static string WriteFeedFormat(PodcastFeedFormat format)
{
switch (format)
{
case PodcastFeedFormat.RSS:
return("rss");
case PodcastFeedFormat.ATOM:
return("atom");
default:
throw new EnumOutOfRangeException("format");
}
}
/// <summary>
/// the global default for feeds
/// </summary>
public void SetDefaultFeedFormat(PodcastFeedFormat format)
{
DefaultFeedFormat = format;
}
/// <summary>
/// populate a PodcastFeed from the supplied URI
/// </summary>
/// <param name="feedFormat">the format of the feed</param>
/// <param name="address">the url to get the feed from</param>
/// <param name="retainCopyFileName">if present then save a copy of the feed xml before parsing - null to just load</param>
/// <returns>the podcast feed</returns>
public IPodcastFeed DownloadFeed(PodcastFeedFormat feedFormat, Uri address, string retainCopyFileName)
{
Stream feedData = _webClient.OpenRead(address);
return(_feedFactory.CreatePodcastFeed(feedFormat, feedData, retainCopyFileName));
}