public Task BeginDownloadInboxAsync(CancellationToken token)
{
return(Task.Factory.StartNew(() =>
{
using (var pop3 = new Pop3())
{
ConnectAndLogin(pop3);
var allUids = pop3.GetAll();
var chunkUids = Common.SplitList(allUids, 5);
var builder = new MailBuilder();
foreach (var uids in chunkUids)
{
var items = new List <EmailItem>();
foreach (var uid in uids)
{
var bytes = pop3.GetHeadersByUID(uid);
IMail email = builder.CreateFromEml(bytes);
items.Add(ParseIMail(uid, email));
}
ItemsDownloaded?.Invoke(this, items);
}
}
}, token, TaskCreationOptions.LongRunning, TaskScheduler.Default));
}
public async Task <List <Email> > GetPop3EmailHeaders(Model.UserInfo userInfo)
{
Pop3 pop3 = await ConnectPop3(userInfo);
try
{
if (pop3 != null)
{
List <string> uids = pop3.GetAll();
MailBuilder builder = new MailBuilder();
foreach (string uid in uids)
{
var headers = pop3.GetHeadersByUID(uid);
IMail mail = builder.CreateFromEml(headers);
Email email = new Email
{
Uid = uid,
Date = mail.Date ?? DateTime.MinValue,
Subject = mail.Subject,
From = string.Join(",", mail.From?.Select(s => s.Address)),
};
emailHeaderList.Add(email);
}
}
return(emailHeaderList);
}
finally
{
serverConnection.Add(pop3);
}
}
public async IAsyncEnumerable <Email> GetHeaders(UserInfo userInfo, [EnumeratorCancellation] CancellationToken token)
{
Pop3 pop3 = GetAvailableConnection();
try
{
if (_stackUids == null)
{
var uids = await Task.Run(() => pop3.GetAll());
_stackUids = new Stack <string>(uids);
}
if (_stackUids.Count > 0)
{
// If scroll is turned on, load only the qty requested by scroll
int qtyLoad = !_settings.QtyEmailsByScroll.HasValue ? _stackUids.Count : _settings.QtyEmailsByScroll.Value;
MailBuilder builder = new MailBuilder();
for (int i = 1; i <= qtyLoad; i++)
{
if (_stackUids.TryPop(out string uid))
{
var headers = await Task.Run(() => pop3.GetHeadersByUID(uid));
IMail mail = builder.CreateFromEml(headers);
Email email = new Email
{
Uid = uid,
Date = mail.Date ?? DateTime.MinValue,
Subject = mail.Subject,
ListFrom = mail.From.Select(f => $"{f.Name} <{f.Address}>").ToList(),
AttachmentsQuantity = mail.Attachments.Count
};
yield return(email);
}
else
{
break;
}
}
}
}
finally
{
_pop3Connections.Enqueue(pop3);
}
}
public Task <EmailEnvelope> GetHeaderByUID(string messageId)
{
var builder = new MailBuilder();
var headers = _pop3.GetHeadersByUID(messageId);
var email = builder.CreateFromEml(headers);
FreeClient();
return(Task.FromResult(new EmailEnvelope()
{
From = email.From.Select(x => x.Address).ToArray(),
Subject = email.Subject,
Date = email.Date
}));
}
private void GetHeader(string uid)
{
lock (EmailList)
{
var emailView = EmailList[uid.ToString()];
lock (pop)
{
MailBuilder builder = new MailBuilder();
var headers = pop.GetHeadersByUID(uid);
IMail email = builder.CreateFromEml(headers);
EmailViewManager.SetHeader(ref emailView,
email.From.First().Name,
email.Subject,
email.Date?.ToString("MM/dd/yyyy hh:mm:ss"));
ListChanged = true;
}
}
}
void loadMail()
{
//lblLoadMail.Visible = true;
//prgLoadMail.Visible = true;
int numPacket = (pop3.GetAll()).Count;
prgLoadMail.Maximum = numPacket;
prgLoadMail.Value = 0;
dtmail = new DataTable();
dtmail.Columns.Add("id", typeof(string));
dtmail.Columns.Add("người Gửi", typeof(string));
dtmail.Columns.Add("chủ đề", typeof(string));
dtmail.Columns.Add("thời gian", typeof(string));
//int i = 1;
foreach (string uid in pop3.GetAll())
{
imail = new MailBuilder().CreateFromEml(pop3.GetHeadersByUID(uid));
DataRow row = dtmail.NewRow();
row["id"] = uid;
row["người Gửi"] = imail.From.ToString();
row["chủ đề"] = imail.Subject;
row["thời gian"] = imail.Date.ToString();
if (prgLoadMail.Value >= prgLoadMail.Maximum)
{
prgLoadMail.Value = prgLoadMail.Minimum;
}
prgLoadMail.PerformStep();
this.Invoke((MethodInvoker) delegate() { lblLoadMail.Text = "Đã nhận " + prgLoadMail.Value + "/" + prgLoadMail.Maximum; });
//lblLoadMail.Text = "Đã nhận " + prgLoadMail.Value + "/" + prgLoadMail.Maximum;
dtmail.Rows.Add(row);
dtmail.AcceptChanges();
}
dataGridView_Mail.DataSource = dtmail;
}
/// <summary>
/// Gets headers of the specified email message from server. Use <see cref="T:Limilabs.Mail.MailBuilder" /> class to create <see cref="T:Limilabs.Mail.IMail" /> object.
/// </summary>
/// <exception cref="T:Limilabs.Client.POP3.Pop3ResponseException">Throws <see cref="T:Limilabs.Client.POP3.Pop3ResponseException" /> on error response.</exception>
/// <exception cref="T:System.Exception">Invalid uid provided.</exception>
/// <param name="uid">Unique-id of the message to get.</param>
/// <returns>Email message headers.</returns>
public byte[] GetHeadersByUid(string uid)
{
return(_pop3.GetHeadersByUID(uid));
}
public int GetMails(short idBox, Boolean IsProtocolBox, string boxRecipient, Func <string, string, bool> headerExistHandler, string defaultSubject)
{
var builder = new MailBuilder();
var counter = 0;
using (Pop3 mailClient = CreateMailClient())
{
var currentStats = mailClient.GetAccountStat();
for (var messageCounter = (int)currentStats.MessageCount;
messageCounter > 0 && counter < Pars.MaxMailsForSession;
messageCounter--)
{
if (Pars.UserCanceled())
{
return(counter);
}
var uid = mailClient.GetUID(messageCounter);
LogAction("Get Headers Mail Uid:" + uid);
byte[] headers = mailClient.GetHeadersByUID(uid);
string headerHash = headers.ComputeSHA256Hash();
// Verifico se già presente, controlla header hash
var email = builder.CreateFromEml(headers);
LogAction(string.Format("Check Headers Mail Uid:{0} / Subject:{1} / Data:{2}", uid, email.Subject, email.Date));
if (headerExistHandler(headerHash, boxRecipient))
{
continue;
}
//controlla se ho già scaricata nel drop folder
if (MailInfo.CheckMailExist(Pars.DropFolder, headerHash))
{
continue;
}
string outpathEml, outpathXml;
Utils.GetDropFilenames(Pars.DropFolder, out outpathEml, out outpathXml);
//mail info
MailInfo mInfo = new MailInfo
{
Client = MailInfo.ClientType.Pop3,
EmlFilename = outpathEml,
IDPECMailBox = idBox,
IsProtocolBox = IsProtocolBox,
MailBoxRecipient = boxRecipient,
MailUID = uid
};
mInfo.Parse(email);
mInfo.Body = "#";
mInfo.Size = GetMailSize(mailClient, messageCounter);
mInfo.SaveAs(outpathXml);
//download eml
LogAction("Download Mail Uid:" + uid);
byte[] eml = mailClient.GetMessageByUID(uid);
File.WriteAllBytes(outpathEml, eml);
//Aggiorna il Body
//Pop3 deve forzatamente scaricare l'intero messaggio per ottenere il body della mail
email = builder.CreateFromEml(eml);
mInfo.HeaderHash = headerHash;
mInfo.EmlHash = eml.ComputeSHA256Hash();
mInfo.Body = email.GetBodyAsHtml();
mInfo.UpdateStatus(MailInfo.ProcessStatus.Downloaded);
mInfo.Save();
counter++;
}
return(counter);
}
}
