private void SynchronizeMailbox(ImapClient client, string mailbox, DirectoryInfo target)
{
var info = client.GetMailboxInfo(mailbox);
Log.Info($"Synchronizing mailbox {info.Name} ({mailbox}).");
// Fetch online data
var onlineUids = client.Search(SearchCondition.All(), mailbox).ToList();
Log.Verbose($"Found {onlineUids.Count()} messages online.");
// Match offline data
foreach (var file in target.GetFiles("*.eml"))
{
var fileName = Path.GetFileNameWithoutExtension(file.Name);
uint fileUid;
if (!uint.TryParse(fileName.PadLeft(8, '0').Substring(0, 8), NumberStyles.HexNumber, CultureInfo.InvariantCulture, out fileUid))
{
Log.Warn($"Unexpected file '{file.Name}' found in mailbox {mailbox}.");
continue;
}
if (this.Options.Delete && !onlineUids.Contains(fileUid))
{
Log.Verbose($"Deleting obsolete message '{file.Name}'...");
file.Delete();
}
onlineUids.Remove(fileUid);
}
// Fetch new files
Log.Info($"Fetching {onlineUids.Count} messages...");
foreach (var onlineUid in onlineUids)
{
var message = client.GetMessage(onlineUid, FetchOptions.Normal, false, mailbox);
if (message.From == null)
message.From = new MailAddress(Options.UserName);
var fileName = $"{onlineUid:x8} {CleanSubject(message.Subject)}.eml";
message.Save(Path.Combine(target.FullName, fileName));
Log.Verbose($"Fetched message '{fileName}'");
}
}
/// <summary>
/// Gets the email body.
/// </summary>
/// <param name="emailSubject">The email subject.</param>
/// <param name="emailFrom">The email from.</param>
/// <returns>Email body.</returns>
private static HtmlDocument GetEmailBody(string emailSubject, string emailFrom)
{
var appSettings = ConfigurationManager.AppSettings;
var hostname = appSettings[EmailHostname];
var port = Convert.ToInt32(appSettings[EmailPort]);
var username = appSettings[EmailUsername];
var password = appSettings[EmailPassword];
var useSsl = Convert.ToBoolean(appSettings[EmailUseSSL]);
var defaultMailbox = appSettings[EmailDefaultMailbox];
var client = new ImapClient(hostname, port, username, password, AuthMethod.Login, useSsl);
client.DefaultMailbox = defaultMailbox;
var messagesCountBefore = client.GetMailboxInfo().Messages;
var emailBody = new HtmlDocument();
int checkEmailTimeout = 120;
for (int i = 0; i < checkEmailTimeout; i++)
{
if (client.GetMailboxInfo().Messages > messagesCountBefore)
{
var uids = client.Search(SearchCondition.Subject(emailSubject)
.And(SearchCondition.From(emailFrom)));
if (uids.Count() > 0)
{
emailBody.LoadHtml(client.GetMessage(uids.First()).Body);
return emailBody;
}
}
Thread.Sleep(TimeSpan.FromSeconds(1));
}
Logger.Instance.Error("Email has been not received.");
return emailBody;
}