// Delegate Functions
// Delegate Functions :: ThreadFunc
// TODO: Refactor
/// <summary>
/// Downloads the cover and sets it in the database.
/// </summary>
/// <remarks>
/// <para>
/// This is the main method of the thread.
/// </para>
///
/// <para>
/// If the cover has trouble downloading, this thread
/// sleeps for a minute. In order to not overload the
/// server, this thread sleeps for a second between
/// downloads. The Amazon API requires that we do this.
/// </para>
/// </remarks>
private void ThreadFunc()
{
while (true)
{
while (queue.Count > 0)
{
Album album = (Album)queue.Dequeue();
Pixbuf pixbuf = null;
// Download Cover
try {
pixbuf = getter.DownloadFromAmazon(album);
} catch (WebException) {
// Temporary web problem (Timeout etc.) - re-queue
Thread.Sleep(60000); // wait for a minute first
queue.Enqueue(album);
continue;
} catch (Exception) {
}
string key = album.Key;
// Check if cover has been modified while we were
// downloading
if (Global.CoverDB.Covers [key] != null)
{
continue;
}
// Add border and set cover
if (pixbuf == null)
{
Global.CoverDB.UnmarkAsBeingChecked(key);
}
else
{
pixbuf = getter.AddBorder(pixbuf);
Global.CoverDB.SetCover(key, pixbuf);
}
new IdleData(album, pixbuf);
}
Thread.Sleep(1000);
}
}
// Delegate Functions
// Delegate Functions :: ThreadFunc
/// <summary>
/// Downloads the cover and sets it in the database.
/// </summary>
/// <remarks>
/// This is the main method of the thread.
/// </remarks>
private void ThreadFunc()
{
try {
pixbuf = getter.Download(url);
pixbuf = getter.AddBorder(pixbuf);
} catch {
}
// Check if cover has been modified while we were downloading
if (Global.CoverDB.Covers [key] != null)
{
return;
}
if (pixbuf != null)
{
Global.CoverDB.SetCover(key, pixbuf);
}
// Also do this if it is null, as we need to remove the
// downloading image
GLib.IdleHandler idle = new GLib.IdleHandler(SignalIdle);
GLib.Idle.Add(idle);
}
