public async Task ReadSubFolders(TreeNode rootFolder)
{
if (!(rootFolder.Tag is IMailFolder rootMailFolder))
{
return;
}
var serverFolders = await rootMailFolder.GetSubfoldersAsync();
foreach (var serverFolder in serverFolders)
{
try
{
if (!serverFolder.IsOpen)
{
await serverFolder.OpenAsync(FolderAccess.ReadWrite);
}
}
catch (Exception ex)
{
NewLogMessage?.Invoke(this, $"{DateTime.Now}: ReadMails Exception: {ex.Message}.");
}
var nodeTree = await CreateOrUppdate(serverFolder);
rootFolder.Nodes.Add(nodeTree);
serverFolder.MessageFlagsChanged += ServerFolder_MessageFlagsChanged;
serverFolder.CountChanged += ServerFolder_CountChanged;
serverFolder.Opened += ServerFolder_Opened;
serverFolder.UnreadChanged += ServerFolder_UnreadChanged;
await ReadSubFolders(nodeTree);
}
}
private void OnClientDisconnected(object sender, DisconnectedEventArgs e)
{
ConnectionState(this, false);
NewLogMessage?.Invoke(this, $"{DateTime.Now}: Disconected.");
if (!e.IsRequested)
{
ReconnectAsync();
}
}
private void ServerFolder_Opened(object sender, EventArgs e)
{
if (sender is IMailFolder mailFolder)
{
NewLogMessage?.Invoke(this, $"{DateTime.Now}: {mailFolder.FullName} folder openned");
}
else
{
NewLogMessage?.Invoke(this, $"{DateTime.Now}: Uncnown folder openned");
}
}
private void ServerFolder_UnreadChanged(object sender, EventArgs e)
{
NewLogMessage?.Invoke(this, $"{DateTime.Now}: New Unread message.");
if (sender is IMailFolder rootMailFolder)
{
UpdateForm(this, new Action(() =>
{
CreateOrUppdate(rootMailFolder).ContinueWith((t) => ReadMails(t.Result));
}));
}
}
private void ServerFolder_MessageFlagsChanged(object sender, MessageFlagsChangedEventArgs e)
{
done?.Cancel();
NewLogMessage?.Invoke(this, $"{DateTime.Now}: Message Number: {e.Index} flags changed.");
if (sender is IMailFolder rootMailFolder)
{
UpdateForm(this, new Action(() =>
{
CreateOrUppdate(rootMailFolder).ContinueWith((t) => ReadMails(t.Result));
}));
}
}
public void Log <TState>(LogLevel logLevel, EventId eventId, TState state, Exception exception, Func <TState, Exception, string> formatter)
{
string s;
if (formatter != null)
{
s = string.Format("Level:{0}\t\t{1}", logLevel, formatter(state, exception));
}
else
{
s = string.Format("Level:{0}\t\t{1}", logLevel, state?.ToString(), exception?.Message);
}
NewLogMessage?.Invoke(this, s);
}
public async Task ReconnectAsync()
{
// TODO: SSL validation
Client.ServerCertificateValidationCallback = (sender, certificate, chain, sslPolicyErrors) => true;
try
{
await Client.ConnectAsync(host, port, options);
await Client.AuthenticateAsync(Credentials);
}
catch (Exception ex)
{
NewLogMessage?.Invoke(this, $"{DateTime.Now}: {ex.Message}");
}
if (Client.Capabilities.HasFlag(ImapCapabilities.UTF8Accept))
{
await Client.EnableUTF8Async();
}
if (folders == null)
{
folders = new Dictionary <IMailFolder, TreeNode>();
var folder = Client.GetFolder(Client.PersonalNamespaces[0]);
rootNode = new TreeNode()
{
Name = "root", Text = host, Tag = folder
};
folders.Add(folder, rootNode);
Stopwatch stopWhatch = new Stopwatch();
stopWhatch.Start();
await ReadSubFolders(rootNode);
stopWhatch.Stop();
NewLogMessage?.Invoke(this, $"{DateTime.Now}: {host} folders readed by {stopWhatch.ElapsedMilliseconds} ms.");
UpdateFoldersTree?.Invoke(this, rootNode);
}
}
public async Task WaitForNewMessagesAsync()
{
if (Client.Capabilities.HasFlag(ImapCapabilities.Idle))
{
NewLogMessage?.Invoke(this, $"{DateTime.Now}: Idle Mode.");
using (done = new CancellationTokenSource(new TimeSpan(0, 9, 0)))
await Client.IdleAsync(done.Token, cancel.Token);
NewLogMessage?.Invoke(this, $"{DateTime.Now}: Normal Mode.");
}
else
{
NewLogMessage?.Invoke(this, $"{DateTime.Now}: Idle Mode.");
await Task.Delay(new TimeSpan(0, 1, 0), cancel.Token);
await Client.NoOpAsync(cancel.Token);
NewLogMessage?.Invoke(this, $"{DateTime.Now}: Normal Mode.");
}
}
public async Task ReadMails(TreeNode rootFolder)
{
if (!(rootFolder.Tag is IMailFolder rootMailFolder))
{
return;
}
Stopwatch stopWhatch = new Stopwatch();
stopWhatch.Start();
var mailsTask = rootMailFolder.FetchAsync(0, -1, SummaryItems);
foreach (var message in await mailsTask)
{
TreeNode messageNode;
if (!rootFolder.Nodes.ContainsKey(message.UniqueId.Id.ToString()))
{
messageNode = new TreeNode {
Text = message.Envelope.Subject, Name = message.UniqueId.Id.ToString(), Tag = message
};
rootFolder.Nodes.Add(messageNode);
}
else
{
messageNode = rootFolder.Nodes[message.UniqueId.Id.ToString()];
}
if (!message.Flags.Value.HasFlag(MessageFlags.Seen))
{
messageNode.NodeFont = BoldFont;
}
else
{
messageNode.NodeFont = RegularFont;
}
}
stopWhatch.Stop();
NewLogMessage?.Invoke(this, $"{DateTime.Now}: {rootMailFolder.Name} folders mail readed by {stopWhatch.ElapsedMilliseconds} ms.");
}
/// <summary>
/// Raises the <see cref="NewLogMessage"/> event.
/// </summary>
/// <param name="logMessage">the message to raise.</param>
private void OnLog(LogMessage logMessage)
{
if (logMessage == null)
{
return;
}
try
{
using (Logger.SuppressFirstChanceExceptionLogMessages())
{
NewLogMessage?.Invoke(logMessage);
}
}
catch (Exception)
{
//Swallow this exception
//This is because if a subscriber throws an exception, creating a new log
//might cause an infinite loop.
}
}
public void Status(string message)
{
NewLogMessage?.Invoke(this, new NewLogMessageEventArgs(message, LogType.Status));
}
public void Error(string message)
{
NewLogMessage?.Invoke(this, new NewLogMessageEventArgs(message, LogType.Error));
}
public void Warn(string message)
{
NewLogMessage?.Invoke(this, new NewLogMessageEventArgs(message, LogType.Warning));
}
public void Success(string message)
{
NewLogMessage?.Invoke(this, new NewBuildLogMessageEventArgs(message, BuildLogType.Success));
}
/// <summary>
/// Add a new log message
/// </summary>
/// <param name="logLevel">The type of the message</param>
/// <param name="message"></param>
public static void Log(LogLevel logLevel, string message)
{
NewLogMessage?.Invoke(null, new NewLogMesssageEventArgs(message, logLevel));
}
private void Client_MetadataChanged(object sender, MetadataChangedEventArgs e)
{
NewLogMessage?.Invoke(this, $"{DateTime.Now}: {e.Metadata.Value}");
}
private void Client_Alert(object sender, AlertEventArgs e)
{
NewLogMessage?.Invoke(this, $"{DateTime.Now}: {e.Message}");
}
private void Client_Connected(object sender, ConnectedEventArgs e)
{
NewLogMessage?.Invoke(this, $"{DateTime.Now}: Connected.");
ConnectionState(this, true);
}
public static void Log(string s)
{
NewLogMessage?.Invoke(@"[Debug Log] " + s);
}
protected void OnNewLogMessage(object sender, LoggerEventArgs e)
{
NewLogMessage?.Invoke(sender, e);
}