/// <summary>
/// Serializes the feed.
/// </summary>
/// <param name="rssFeed">The RSS feed.</param>
public static void SerializeFeed(Rss.RssFeed rssFeed)
{
try
{
BinaryFormatter ser = new BinaryFormatter();
// XmlSerializer ser = new XmlSerializer(typeof(Rss.RssFeed));
if (rssFeed != null)
{
FileStream stream = File.Create(DataFolder + "\\" + rssFeed.GetHashCode().ToString("X") + ".bin");
ser.Serialize(stream, rssFeed);
stream.Close();
}
}
catch (Exception)
{
//MessageBox.Show("An error occurred while saving the feed to the local cache:\n\n" + ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error, MessageBoxDefaultButton.Button1);
}
}
/// <summary>
/// Gets the RSS feed.
/// </summary>
/// <param name="feedItem">The feed item.</param>
/// <returns></returns>
public static Rss.RssFeed GetFeed(FeedItem feedItem, bool OnlyCache)
{
Rss.RssFeed rssFeed = null;
Rss.RssFeed rssExistingFeed = null;
if (feedItem.FeedHashCode != "" && feedItem.FeedHashCode != null && File.Exists(DataFolder + "\\" + feedItem.FeedHashCode + ".bin"))
{
try
{
//XmlSerializer ser = new XmlSerializer(typeof(Rss.RssFeed));
BinaryFormatter ser = new BinaryFormatter();
FileStream stream = File.Open(DataFolder + "\\" + feedItem.FeedHashCode + ".bin", FileMode.Open, FileAccess.Read);
rssExistingFeed = (Rss.RssFeed)ser.Deserialize(stream);
stream.Close();
if (OnlyCache == false)
{
if (feedItem.Authenticate == true)
{
rssFeed = Rss.RssFeed.Read(rssExistingFeed, feedItem.Username, feedItem.Password);
}
else
{
rssFeed = Rss.RssFeed.Read(rssExistingFeed);
}
SerializeFeed(rssFeed);
}
else
{
rssFeed = rssExistingFeed;
}
}
catch
{ // something went wrong
try
{
if (feedItem.Authenticate == true)
{
rssFeed = Rss.RssFeed.Read(feedItem.Url, feedItem.Username, feedItem.Password);
}
else
{
rssFeed = Rss.RssFeed.Read(feedItem.Url);
}
}
catch (ApplicationException ex)
{
if (Settings.Default.LogLevel > 0)
{
log.Error("GetFeed", ex);
}
}
SerializeFeed(rssFeed);
}
}
else
{
try
{
rssFeed = Rss.RssFeed.Read(feedItem.Url);
SerializeFeed(rssFeed);
}
catch (ApplicationException ex)
{
if (Settings.Default.LogLevel > 0)
{
log.Error("GetFeed", ex);
}
}
try
{
if (rssFeed != null && !File.Exists(Path.Combine(Utils.DataFolder, rssFeed.GetHashCode().ToString("X") + ".ico")))
{
GetFavIcon(new Uri(rssFeed.Channels[0].Link), rssFeed.GetHashCode().ToString("X"));
}
}
catch { }
try
{
if (rssFeed != null && !File.Exists(Path.Combine(Utils.DataFolder, rssFeed.GetHashCode().ToString("X") + ".jpg")))
{
GetFeedImage(new Uri(rssFeed.Channels[0].Image.Url), rssFeed.GetHashCode().ToString("X"));
}
}
catch { }
}
if (rssFeed != null)
{
Settings.Default.Feeds[feedItem].FeedHashCode = rssFeed.GetHashCode().ToString("X");
}
return(rssFeed);
}
