/// <summary>
/// Adds the feed source to the list of GoogleReaderFeedSources being modified by this class
/// </summary>
/// <param name="source"></param>
public void RegisterFeedSource(GoogleReaderFeedSource source)
{
if (FeedSources.ContainsKey(source.GoogleUserName))
{
FeedSources.Remove(source.GoogleUserName);
}
FeedSources.Add(source.GoogleUserName, source);
}
/// <summary>
/// Removes the feed source from the list of GoogleReaderFeedSources being modified by this class.
/// </summary>
/// <param name="source"></param>
public void UnregisterFeedSource(GoogleReaderFeedSource source)
{
FeedSources.Remove(source.GoogleUserName);
}
/// <summary>
/// Performs the specified PendingGoogleReaderOperation.
/// </summary>
/// <param name="current">The operation to perform</param>
private void PerformOperation(PendingGoogleReaderOperation current)
{
GoogleReaderFeedSource source = null;
FeedSources.TryGetValue(current.GoogleUserName, out source);
if (source == null)
{
return;
}
try
{
switch (current.Action)
{
case GoogleReaderOperation.AddFeed:
source.AddFeedInGoogleReader(current.Parameters[0] as string, current.Parameters[1] as string);
break;
case GoogleReaderOperation.AddLabel:
source.AddCategoryInGoogleReader(current.Parameters[0] as string);
break;
case GoogleReaderOperation.DeleteFeed:
source.DeleteFeedFromGoogleReader(current.Parameters[0] as string, current.Parameters[1] as string);
break;
case GoogleReaderOperation.DeleteLabel:
source.DeleteCategoryInGoogleReader(current.Parameters[0] as string);
break;
case GoogleReaderOperation.MarkAllItemsRead:
source.MarkAllItemsAsReadInGoogleReader(current.Parameters[0] as string,
current.Parameters[1] as string);
break;
case GoogleReaderOperation.MarkSingleItemRead:
source.ChangeItemReadStateInGoogleReader(current.Parameters[0] as string,
current.Parameters[1] as string,
(bool)current.Parameters[2]);
break;
case GoogleReaderOperation.MarkSingleItemTagged:
source.ChangeItemTaggedStateInGoogleReader(current.Parameters[0] as string,
current.Parameters[1] as string,
current.Parameters[2] as string,
(bool)current.Parameters[3]);
break;
case GoogleReaderOperation.MoveFeed:
source.ChangeCategoryInGoogleReader(current.Parameters[0] as string,
current.Parameters[1] as string,
current.Parameters[2] as string);
break;
case GoogleReaderOperation.RenameFeed:
source.RenameFeedInGoogleReader(current.Parameters[0] as string, current.Parameters[1] as string);
break;
case GoogleReaderOperation.RenameLabel:
source.RenameCategoryInGoogleReader(current.Parameters[0] as string,
current.Parameters[1] as string);
break;
default:
Debug.Assert(false, "Unknown Google Reader operation: " + current.Action);
return;
}
}
catch (Exception e)
{
//TODO: Rethrow to handle time outs and connections cancelled by host
_log.Error("Error in GoogleReaderModifier.PerformOperation:", e);
}
;
}
