private void UpdateBestFolderWrapper(FolderWrapper value)
{
_bestFolderWrapper = value;
// Update Panel
control.RefreshSelection(_bestFolderWrapper); // null will be ignored.
// Update Ribbon
RibbonButton button = null;
if (explorer != null)
{
button = Globals.Ribbons[explorer].ExplorerRibbon?.guessButton;
}
else
{
// The ribbon is not loaded until after the New Inspector event.
button = Globals.Ribbons[inspector].MailReadRibbon?.guessButton;
}
if (button != null)
{
if (_bestFolderWrapper?.folder == null)
{
button.Label = "Move";
button.Enabled = false;
}
else
{
button.Label = _bestFolderWrapper.folder.Name;
button.Enabled = true;
}
}
}
public async void UpdateFolderListAsync()
{
if (folderTree is null)
{
Outlook.Folder root = Globals.ThisAddIn.Application.Session.DefaultStore.GetRootFolder() as Outlook.Folder;
// or loop over Application.Session.Stores
folderTree = new FolderWrapper(root, null, await GetDefaultFoldersCachedAsync(false));
foldersCollection = new ObservableCollection <FolderWrapper>(); //Change to incremental update later
}
else
{
// Clear collection
while (foldersCollection.Count > 0)
{
foldersCollection.RemoveAt(foldersCollection.Count - 1);
}
}
// Build or re-build collection
foreach (FolderWrapper fw in folderTree.Flattened())
{
foldersCollection.Add(fw);
}
// Update selection on control
foreach (var pair in TaskPaneContexts)
{
pair.Value.Refresh();
}
}
internal void RefreshSelection(FolderWrapper folder = null)
{
//listCollectionView.Refresh();
this.Dispatcher.Invoke(() => // Must be on main thread
{
if (folder != null)
{
listBox.SelectedItem = folder;
}
if (listBox.SelectedIndex < 0)
{
listBox.SelectedIndex = 0;
}
});
}
public async void Folders_FolderAdd(Outlook.MAPIFolder new_folder)
{
try
{
Logger.Debug("FolderAdd Starting");
FolderWrapper fw = new FolderWrapper(new_folder as Outlook.Folder, this, await Globals.ThisAddIn.GetDefaultFoldersCachedAsync(false));
//children.Insert(0,fw);
//collection.Insert(collection.IndexOf(this) + 1, fw);
Globals.ThisAddIn.UpdateFolderListAsync();
Logger.Debug("FolderAdd Done.");
}
catch (Exception err)
{
MessageBox.Show("Unexpected error processing FolderAdd.\n" + err.Message, "Fast File Error");
Logger.Error(err, "Unexpected error processing FolderAdd.");
}
}
public FolderWrapper(Outlook.Folder folder, FolderWrapper parent = null, List <Outlook.Folder> blacklist = null)
{
this.folder = folder;
this.parent = parent;
this.folders = folder.Folders;
depth = 0;
path = "\\";
var p = folder.Parent;
while (p is Outlook.Folder)
{
depth += 1;
String tmpPath = (p as Outlook.Folder).Name;
p = (p as Outlook.Folder).Parent;
if (p is Outlook.Folder)
{
path = "\\" + tmpPath + path;
}
}
children = new List <FolderWrapper>(folders.Count);
foreach (Outlook.Folder child in folders)
{
if (blacklist != null && blacklist.FindIndex(f => f.EntryID == child.EntryID) >= 0)
{
continue;
}
var fw = new FolderWrapper(child, this, blacklist);
children.Add(fw);
}
// Listeners
folders.FolderAdd += new Outlook.FoldersEvents_FolderAddEventHandler(Folders_FolderAdd);
folders.FolderChange += new Outlook.FoldersEvents_FolderChangeEventHandler(Folders_FolderChange);
folders.FolderRemove += new Outlook.FoldersEvents_FolderRemoveEventHandler(Folders_FolderRemove);
}
internal async Task GuessBestFolder(bool yieldPeriodically = false)
{
if (Globals.ThisAddIn.foldersCollection == null)
{
// Plugin is still initializing.
return;
}
// Which folder contains the most messages from the conversation?
Dictionary <String, Tuple <Outlook.Folder, int> > folderVotes = new Dictionary <String, Tuple <Outlook.Folder, int> >();
void processItem(Outlook.MailItem mailItem)
{
Outlook.Conversation conv = null;
Outlook.SimpleItems simpleItems = null;
try
{
conv = mailItem.GetConversation();
if (conv != null)
{
simpleItems = conv.GetRootItems();
}
}
catch (COMException)
{
// GetConversation is supposed to return null if there is no converstaion but actually throws and exception.
// GetRootItems throws an error for come conversations that have meeting invitations.
}
if (simpleItems != null)
{
// Obtain root items and enumerate the conversation.
EnumerateConversation(simpleItems, conv);
}
}
void EnumerateConversation(Outlook.SimpleItems items, Outlook.Conversation conversation)
{
if (items.Count > 0)
{
foreach (object myItem in items)
{
if (myItem is Outlook.MailItem)
{
Outlook.MailItem mailItem = myItem as Outlook.MailItem;
Outlook.Folder inFolder = mailItem.Parent as Outlook.Folder;
if (!folderVotes.TryGetValue(inFolder.EntryID, out Tuple <Outlook.Folder, int> value))
{
value = new Tuple <Outlook.Folder, int>(inFolder, 0);
}
folderVotes[inFolder.EntryID] = new Tuple <Outlook.Folder, int>(inFolder, value.Item2 + 1);
}
// Continue recursion.
Outlook.SimpleItems children;
try
{
children = conversation.GetChildren(myItem);
}
catch (COMException err)
{
var subject = myItem is Outlook.MailItem ? (myItem as Outlook.MailItem).Subject : "<Unknown item>";
Logger.Error(err, "Unable to get conversation children for subject {subject}", subject);
// I see this with Drafts, meeting invites, and other times.
continue;
}
EnumerateConversation(children, conversation);
}
}
}
foreach (Outlook.MailItem mailItem in GetSelectedMailItems())
{
processItem(mailItem);
if (yieldPeriodically)
{
await Dispatcher.Yield(DispatcherPriority.Background);
if (guessBestFolderQueued)
{
return;
}
}
}
// Remove distracting folders from consideration.
var folderBlacklist = new List <Outlook.Folder>(await Globals.ThisAddIn.GetDefaultFoldersCachedAsync(false));
if (explorer != null)
{
folderBlacklist.Add(explorer.CurrentFolder as Outlook.Folder);
}
else // inspector
{
if (inspector.CurrentItem is Outlook.MailItem)
{
var mailItem = inspector.CurrentItem as Outlook.MailItem;
if (mailItem.Parent is Outlook.Folder)
{
folderBlacklist.Add(mailItem.Parent as Outlook.Folder);
}
}
}
// Select best folder
var sortedFolders = folderVotes.OrderBy(key => - key.Value.Item2);
Outlook.Folder bestFolder = null;
foreach (var v in sortedFolders)
{
Outlook.Folder folder = v.Value.Item1;
if (folderBlacklist.FindIndex(f => f.EntryID == folder.EntryID) >= 0)
{
// on blacklist
continue;
}
bestFolder = folder;
break;
}
// Return folder wrapper
FolderWrapper best = null;
if (bestFolder != null)
{
try
{
best = Globals.ThisAddIn.foldersCollection.Single(fw => fw.folder.EntryID == bestFolder.EntryID);
}
catch (InvalidOperationException err)
{
Logger.Error(err, "Unable to find folder {folderName}.", bestFolder.Name);
}
}
UpdateBestFolderWrapper(best);
}
