private void OnSyncProgressChanged(ImapEnvelope envelope)
{
var handler = EnvelopeFetched;
if (handler != null)
{
handler(this, new EnvelopeFetchedEventArgs(envelope));
}
}
public static ImapEnvelope Parse(string text)
{
// Escape nested quotes.
// TODO: Should be included in the regex.
text = text.Replace("\\\"", "%%%");
var envelope = new ImapEnvelope();
var matches = FetchMetaRegex.Matches(text);
foreach (Match match in matches)
{
if (match.Value.StartsWith("RFC822.SIZE", StringComparison.InvariantCultureIgnoreCase))
{
envelope.Size = long.Parse(match.Value.Split(' ').Last());
continue;
}
if (match.Value.StartsWith("UID", StringComparison.InvariantCultureIgnoreCase))
{
envelope.Uid = long.Parse(match.Value.Split(' ').Last());
continue;
}
if (match.Value.StartsWith("INTERNALDATE", StringComparison.InvariantCultureIgnoreCase))
{
var date = DateRegex.Match(match.Value).Value;
envelope.InternalDate = DateTime.Parse(date);
continue;
}
if (match.Value.StartsWith("FLAGS", StringComparison.InvariantCultureIgnoreCase))
{
const string pattern = @"\\[A-za-z0-9\*]+";
var flags = Regex.Matches(match.Value, pattern, RegexOptions.CultureInvariant)
.Cast <Match>()
.Select(x => x.Value);
envelope.AddFlags(flags);
}
}
String[] t = { "ENVELOPE" };
var temp = text.Split(t, StringSplitOptions.None);
matches = EnvelopeRegex.Matches(temp[1]);
envelope.Subject = TransferEncoder.Decode(matches[1].Value)
.TrimQuotes()
.Replace("%%%", "\"");
envelope.AddContactsToFrom(ParseContacts(matches[2].Value));
envelope.AddContactsToSender(ParseContacts(matches[3].Value));
envelope.ReplyTo = ParseContacts(matches[4].Value).FirstOrDefault();
envelope.AddContactsToRecipients(ParseContacts(matches[5].Value));
envelope.AddContactsToCc(ParseContacts(matches[6].Value));
envelope.AddContactsToBcc(ParseContacts(matches[7].Value));
envelope.InReplyTo = matches[8].Value.TrimQuotes().TrimNil();
envelope.MessageId = matches[9].Value.TrimQuotes().TrimNil();
return(envelope);
}
private async Task <IEnumerable <ImapEnvelope> > ReadFetchEnvelopesResponseAsync(string commandId)
{
var lines = new List <ImapResponseLine> {
await _connection.ReadAsync()
};
var envelopes = new List <ImapEnvelope>();
while (true)
{
var line = await _connection.ReadAsync();
if (line.IsUntagged || line.TerminatesCommand(commandId))
{
using (var writer = new StringWriter()) {
foreach (var l in lines)
{
await writer.WriteAsync(l.Text);
await writer.WriteLineAsync();
}
ImapEnvelope envelope = null;
try {
envelope = ImapEnvelope.Parse(writer.ToString());
envelopes.Add(envelope);
} catch (Exception ex) {
Debug.WriteLine(ex);
} finally {
OnSyncProgressChanged(envelope);
}
}
lines.Clear();
}
if (line.TerminatesCommand(commandId))
{
break;
}
lines.Add(line);
}
return(envelopes);
}
public EnvelopeFetchedEventArgs(ImapEnvelope envelope)
{
_envelope = envelope;
}