/// <summary>
/// Удаляет все сообщения из IMAP папки по фильтру subject
/// </summary>
public static void ClearImapFolder(string mailbox, string password, string folder, string subject)
{
using (var imapClient = new IMAP_Client()) {
imapClient.Connect(Settings.Default.IMAPHost, Convert.ToInt32(Settings.Default.IMAPPort));
imapClient.Authenticate(mailbox, password);
imapClient.SelectFolder(folder);
var sequenceSet = new IMAP_SequenceSet();
sequenceSet.Parse("1:*", Int64.MaxValue);
var items = String.IsNullOrEmpty(subject)
? imapClient.FetchMessages(sequenceSet, IMAP_FetchItem_Flags.UID, false, false)
: imapClient.FetchMessages(sequenceSet, IMAP_FetchItem_Flags.UID | IMAP_FetchItem_Flags.Envelope, false, false);
//производим фильтрацию, если параметр subject установлен
if (!String.IsNullOrEmpty(subject) && items != null && items.Length > 0)
{
items = items
.Where(i => i.Envelope.Subject?.Equals(subject, StringComparison.CurrentCultureIgnoreCase) == true)
.ToArray();
}
if ((items != null) && (items.Length > 0))
{
var sequenceMessages = new IMAP_SequenceSet();
sequenceMessages.Parse(String.Join(",", items.Select(i => i.UID.ToString()).ToArray()), long.MaxValue);
imapClient.DeleteMessages(sequenceMessages, true);
}
}
}
public IMAP_FetchItem[] FetchUIDs()
{
var sequenceUids = new IMAP_SequenceSet();
sequenceUids.Parse("1:*", long.MaxValue);
return(_imapClient.FetchMessages(sequenceUids, IMAP_FetchItem_Flags.UID, false, false)
?? Enumerable.Empty <IMAP_FetchItem>().ToArray());
}
public static List <IMAP_FetchItem> CheckImapFolder(string mailbox, string password, string folder)
{
using (var imapClient = new IMAP_Client()) {
imapClient.Connect(Settings.Default.IMAPHost, Convert.ToInt32(Settings.Default.IMAPPort));
imapClient.Authenticate(mailbox, password);
imapClient.SelectFolder(folder);
var sequenceSet = new IMAP_SequenceSet();
sequenceSet.Parse("1:*", Int64.MaxValue);
var items = imapClient.FetchMessages(sequenceSet, IMAP_FetchItem_Flags.UID | IMAP_FetchItem_Flags.Envelope, false, false);
if ((items != null) && (items.Length > 0))
{
return(items.ToList());
}
}
return(new List <IMAP_FetchItem>());
}