private void HandleCollectionChanges(Client client, NotifyCollectionChangedEventArgs args, ObservableCollection<Interlocutor> actualCollection, ObservableCollection<object> nullCollection)
{
if (actualCollection.Count == 0)
{
nullCollection.Clear();
nullCollection.Add(new NullInterlocutor(client));
return;
}
var nullInterlocutor = nullCollection.OfType<NullInterlocutor>().FirstOrDefault();
if (nullInterlocutor != null)
{
nullCollection.Remove(nullInterlocutor);
}
if (args.OldItems != null)
{
foreach (var oldItem in args.OldItems)
{
nullCollection.Remove(oldItem);
}
}
if (args.NewItems != null)
{
foreach (var newItem in args.NewItems)
{
nullCollection.Insert(actualCollection.IndexOf((Interlocutor) newItem), newItem);
}
}
}
private void SubscribeClient(Client client)
{
var presenceListener = new SingleClientPresenceListener(client);
_presenceListeners.Add(client, presenceListener);
presenceListener.PresenceReceived += PresenceListenerOnPresenceReceived;
presenceListener.StartListen();
}
public RosterObesrver(Client client, XmppClientConnection connection)
{
_dispatcher = Dispatcher.CurrentDispatcher;
_connection = connection;
_listHandler = new RosterListHandler(client);
_itemHandler = new RosterItemHandler(client);
}
public ClientNodeViewModel(Client client)
{
Model = client;
Context = SessionModel.GetClientContext(client);
ActiveResources = new ObservableCollection<IClientResource>();
ResourcesManager = CreateResourceManager();
SetCommands();
}
public void RemoveClient(Client client)
{
EventBus.Publish(new ClientRemovingEvent
{
ClientId = client.Id
});
Account.XmppClients.Remove(client);
}
public ClientContext(Client client)
{
Client = client;
_connection = AppServices
.Get<IConnectionManager>()
.GetOrCreateConnection(Client)
.Connection;
}
public ClientConnection(Client client)
{
_client = client;
SetRosterObsererver();
SetPresenceObserver();
SetDiscoInfo();
_provider = new XmppClientMessageProvider(this);
}
private static Client InitClient(IClientInfo clientInfo)
{
var client = new Client();
client.Id = Guid.NewGuid();
client.Login = clientInfo.Login;
client.Server = clientInfo.Server;
client.Password = clientInfo.Password;
return client;
}
public ContactEditorViewModel(Client client = null)
{
var modelContext = AppServices.Get<IModelContext>();
Clients = new ObservableCollection<Client>(modelContext.Clients);
Contact = new ContactInfo();
SetCommands();
HandleChanges();
SelectedClient = client ?? Clients.FirstOrDefault();
}
public AddContactWindow(VSTalkCore core, Client client = null)
{
InitializeComponent();
DataContext = this;
_core = core;
Clients = new ObservableCollection<Client>(core.AvailableClients);
SelectedClient = client ?? Clients.FirstOrDefault();
SetCommands();
}
public ClientEditorViewModel(Client client)
{
Client = new ClientInfo();
_nativeClient = client;
Client.Login = client.Login;
Client.Server = client.Server;
Client.Password = client.Password;
_isEditing = true;
SetCommands();
}
public void Connect(Client client)
{
var context = SessionModel.GetClientContext(client);
if (context.State != ClientState.Disconnected)
{
return;
}
var connection = GetOrCreateConnection(client);
connection.Connect();
}
public void Disconnect(Client client)
{
var context = SessionModel.GetClientContext(client);
if (context.State != ClientState.Connected)
{
return;
}
var targetConnection = _registeredConnections.First(connection => connection.Client == client);
targetConnection.Disconnect();
}
private void UnsubscribeClient(Client client)
{
if (!_presenceListeners.ContainsKey(client))
{
return;
}
var listener = _presenceListeners[client];
listener.PresenceReceived -= PresenceListenerOnPresenceReceived;
listener.StopListen();
_presenceListeners.Remove(client);
}
public InterlocutorContext(Interlocutor interlocutor)
{
Interlocutor = interlocutor;
Bare = XmppIdConverter.Jid(interlocutor);
Resources = new ObservableCollection<IInterlocutorResource>();
_client = ModelContext.GetClientByContact(interlocutor);
_connection = ConnectionManager
.GetOrCreateConnection(_client)
.Connection;
}
public void OnPresence(Client client, Presence presence)
{
var clientContext = SessionModel.GetClientContext(client);
if (clientContext.Jid.Equals(presence.From, new CaseInsensitiveComparer()))
{
return;
}
var fromJid = presence.From.ToString().ToLower();
var capsKey = new CapsSource(client, fromJid);
ProcessedPresence(capsKey, presence);
}
public ClientNodeViewModel(Client client)
{
Client = client;
Interlocutors = new ObservableCollection<Interlocutor>();
HandleCollectionChanges();
HandleSettingsChanges();
PopulateContacts();
}
public RoomContext(Room room)
{
Bare = new Jid(room.Name, room.Server, null);
Room = room;
Members = new ObservableCollection<IRoomMember>();
_client = AppServices.Get<IModelContext>().GetClientByRoom(room);
_connection = AppServices.Get<IConnectionManager>()
.GetOrCreateConnection(_client)
.Connection;
}
public IClientContext GetClientContext(Client client)
{
if (_clients.ContainsKey(client))
{
return _clients[client];
}
var context = new ClientContext(client);
_clients.Add(client, context);
context.StartListen();
return context;
}
public ClientConnection(INotificationQueue notificationQueue, Client client)
{
_client = client;
_notificationQueue = notificationQueue;
_rosterManager = new RosterManager(_connection);
SubscribeToEvents();
SetAuthorizationProvider();
SetRosterObsererver();
SetPresenceObserver();
HandleClientChanges();
}
public HistoryExplorerViewModel(Client client, Jid with)
{
_client = client;
var history = LoadHistory(client, with);
With = with;
HistoryView = new ObservableCollection<HistoryView>();
HistoryMessages = new RichTextBox(new FlowDocument());
HistoryMessages.VerticalScrollBarVisibility = ScrollBarVisibility.Auto;
HistoryMessages.Background = System.Windows.Media.Brushes.Transparent;
HistoryMessages.IsReadOnly = true;
BuildView(history);
SetTheme(ThemeManager.ActiveTheme);
}
public ClientWindow()
{
InitializeComponent();
DataContext = this;
Client = new Client();
AddClient = new RelayCommand(
delegate
{
Client.Password = PasswordBox.Password;
Client.Enabled = true;
DialogResult = true;
this.Close();
},
delegate
{
return !string.IsNullOrEmpty(Client.Login) &&
!string.IsNullOrEmpty(PasswordBox.Password) &&
!string.IsNullOrEmpty(Client.Server);
});
CloseWindow = new RelayCommand(delegate { Close();});
}
private IClientContext GetContext(Client client)
{
return SessionModel.GetClientContext(client);
}
public RoomEditorViewModel(Client client)
{
_client = client;
Model = new RoomInfo();
SetCommands();
}
public ContactInfoRequest(Client client, string jid)
{
_client = client;
_jid = jid;
}
public RosterContainer(Client client)
{
_client = client;
}
private void InitiateRequest(Client client, Tuple<string, string> key, string jid)
{
var request = new ContactInfoRequest(client, jid);
_pendingReuests.Add(key, request);
request.Send().ContinueWith(_dispatcher.Wrap<Task<ContactDetails>>(task =>
{
_pendingReuests.Remove(key);
if (task.Result == null)
{
return;
}
_dataProvider.RecordDetails(key.Item1, key.Item2, task.Result);
if (_providers.ContainsKey(key.Item1))
{
_providers[key.Item1].Set(task.Result);
}
}).Exec);
}
private void OnPresence(Client client, Presence presence)
{
var clientContext = SessionModel.GetClientContext(client);
if (clientContext.Jid.Equals(presence.From, new CaseInsensitiveComparer()))
{
return;
}
var vcardUpdate = presence.SelectSingleElement<VcardUpdate>();
if (vcardUpdate == null)
{
return;
}
if (string.IsNullOrEmpty(vcardUpdate.Photo))
{
return;
}
var bare = presence.From.Bare.ToLower();
var hash = vcardUpdate.Photo;
var key = Tuple.Create(bare, hash);
if (_pendingReuests.ContainsKey(key))
{
return;
}
if (_dataProvider.HasPhoto(bare, hash))
{
return;
}
var jid = presence.From.ToString().ToLower();
InitiateRequest(client, key, jid);
}
public RosterListener(Client client)
{
_client = client;
}
private static List<IMessage> LoadHistory(Client client, Jid with)
{
return HistoryService.Read(client.Id, with)
.Where(message => !string.IsNullOrEmpty(message.XmppMessage.Body))
.ToList();
}