Soporte para comandos y extensiones IMAP IDLE
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Soporte para el comando IMAP Idle
API de Aspose.Email ImapClient ofrece la posibilidad de abrir una conexión con el servidor y esperar la llegada de un mensaje de correo electrónico. Esto permite evitar sondear el servidor una y otra vez para detectar cualquier correo electrónico entrante. El siguiente fragmento de código muestra cómo utilizar el comando IMAP Idle.
var client = = new ImapClient("imap.domain.com", "username", "password");
//anySuccess is a flag to prevent infinite Client.ResumeMonitoring calls
var anySuccess = false;
await client.StartMonitoringAsync(OnNewMessagesCallback, OnErrorCallback);
void OnErrorCallback(object eventSender, ImapMonitoringErrorEventArgs errorEventArguments)
{
//The exception can be handled here
Logger.Debug.Write(
$"An error occured while folder monitoring: {errorEventArguments.FolderName}",
errorEventArguments.Error);
//IMAP folder monitoring is stopped on any error. Here is an example
//of resuming after that.
if (!anySuccess) return;
anySuccess = false;
//Make sure you use ResumeMonitoring instead of StartMonitoring here
//to prevent missing any emails between the error handling and resuming.
client.ResumeMonitoring(OnNewMessagesCallback, OnErrorCallback,
errorEventArguments.MonitoringState);
}
void OnNewMessagesCallback(object sender, ImapMonitoringEventArgs successEventArgs)
{
anySuccess = true;
//Use successEventArgs.NewMessages to handle new messages
//Use successEventArgs.DeletedMessages to handle deleted messages
}
Soporte para extensiones IMAP
La API Aspose.Email proporciona soporte para extensiones IMAP. Actualmente, la API admite las siguientes extensiones IMAP. Estas extensiones IMAP no son compatibles con todos los servidores.
// For complete examples and data files, please go to https://github.com/aspose-email/Aspose.Email-for-.NET
using (ImapClient client = new ImapClient("imap.gmail.com", 993, "username", "password"))
{
// Set SecurityOptions
client.SecurityOptions = SecurityOptions.Auto;
Console.WriteLine(client.IdSupported.ToString());
ImapIdentificationInfo serverIdentificationInfo1 = client.IntroduceClient();
ImapIdentificationInfo serverIdentificationInfo2 = client.IntroduceClient(ImapIdentificationInfo.DefaultValue);
// Display ImapIdentificationInfo properties
Console.WriteLine(serverIdentificationInfo1.ToString(), serverIdentificationInfo2);
Console.WriteLine(serverIdentificationInfo1.Name);
Console.WriteLine(serverIdentificationInfo1.Vendor);
Console.WriteLine(serverIdentificationInfo1.SupportUrl);
Console.WriteLine(serverIdentificationInfo1.Version);
}
Comando de lista extendida IMAP4
El siguiente fragmento de código muestra cómo usar el comando de lista extendida IMAP4.
// For complete examples and data files, please go to https://github.com/aspose-email/Aspose.Email-for-.NET
using (ImapClient client = new ImapClient("imap.gmail.com", 993, "username", "password"))
{
ImapFolderInfoCollection folderInfoCol = client.ListFolders("*");
Console.WriteLine("Extended List Supported: " + client.ExtendedListSupported);
foreach (ImapFolderInfo folderInfo in folderInfoCol)
{
switch (folderInfo.Name)
{
case "[Gmail]/All Mail":
Console.WriteLine("Has Children: " + folderInfo.HasChildren);
break;
case "[Gmail]/Bin":
Console.WriteLine("Bin has children? " + folderInfo.HasChildren);
break;
case "[Gmail]/Drafts":
Console.WriteLine("Drafts has children? " + folderInfo.HasChildren);
break;
case "[Gmail]/Important":
Console.WriteLine("Important has Children? " + folderInfo.HasChildren);
break;
case "[Gmail]/Sent Mail":
Console.WriteLine("Sent Mail has Children? " + folderInfo.HasChildren);
break;
case "[Gmail]/Spam":
Console.WriteLine("Spam has Children? " + folderInfo.HasChildren);
break;
case "[Gmail]/Starred":
Console.WriteLine("Starred has Children? " + folderInfo.HasChildren);
break;
}
}
}