/// <summary>
/// Gets the messages flags for the provided uids
/// </summary>
/// <param name="uids">The list of uids to get the flags for</param>
/// <param name="mailbox">The mailbox to get the messages from</param>
/// <returns>Returns a list of MessageInfo objects. Only the flags are filled in.</returns>
public List<MessageInfo> GetMessageFlags(long[] uids)
{
if (!Authed)
throw new NotAuthenticatedException();
lock (sequenceLock)
{
if (this.selectedMailbox == null)
throw new InvalidOperationException("No mailbox or folder currently selected.");
string tag = GetTag();
string uidRange = Util.BuildUIDRange(uids);
string response = SendCommandGetResponse(tag + "UID FETCH " + uidRange +
" (FLAGS)");
List<MessageInfo> messageFlags = new List<MessageInfo>();
while (response.StartsWith("*"))
{
MessageInfo info = new MessageInfo();
List<MessageFlag> flags = new List<MessageFlag>();
Match m = ImapParsing.FetchFlags.Match(response);
if (m.Success)
{
info.Flags = m.Groups[2].Value.Split(' ').ToList();
info.MessageNumber = Convert.ToInt64(m.Groups[1].Value);
}
m = ImapParsing.FetchUID.Match(response);
if (m.Success)
info.UID = Convert.ToInt64(m.Groups[1].Value);
messageFlags.Add(info);
response = GetResponse();
}
if (!IsResponseOK(response, tag))
throw new BadServerResponseException(response);
return messageFlags;
}
}
private List<MessageInfo> GetMailHeader(long[] uids, bool seen = true, MessageReceived callback = null)
{
if (!Authed)
throw new NotAuthenticatedException();
lock (sequenceLock)
{
if (this.selectedMailbox == null)
throw new InvalidOperationException("No mailbox or folder currently selected.");
string EXTRAHEADERS = "";
if(this.supportsXGMEXT)
EXTRAHEADERS = "X-GM-LABELS X-GM-THRID X-GM-MSGID ";
Dictionary<long,MessageInfo> headers = new Dictionary<long,MessageInfo>();
Dictionary<long, string> rawResponse = new Dictionary<long, string>();
string uidRange = Util.BuildUIDRange(uids);
string tag = GetTag();
string response = SendCommandGetResponse(tag + "UID FETCH " + uidRange + " (FLAGS " + EXTRAHEADERS + "BODY" +
(seen ? null : ".PEEK") + "[HEADER])");
while (response.StartsWith("*"))
{
MessageInfo info = new MessageInfo();
Match m = ImapParsing.Fetch.Match(response);
string builder = "";
if (m.Success)
{
int size = Convert.ToInt32(m.Groups[2].Value);
builder = GetData(size);
info.MessageNumber = Convert.ToInt64(m.Groups[1].Value);
}
m = ImapParsing.FetchUID.Match(response);
if (m.Success)
info.UID = Convert.ToInt64(m.Groups[1].Value);
info.RawHeader = builder;
headers.Add(info.UID, info);
rawResponse.Add(info.UID, response);
response = GetResponse();
//We need to go ahead and swallow this response
//Since we have already gathered the data from the stream
if (response == ")")
response = GetResponse();
}
if (!IsResponseOK(response, tag))
throw new BadServerResponseException(response);
foreach (long uid in headers.Keys)
{
MessageInfo info = headers[uid];
Match m = null;
response = rawResponse[uid];
if (this.supportsXGMEXT)
{
m = ImapParsing.FetchLabels.Match(response);
if (m.Success)
{
List<string> labels = Util.ParseLabels(Regex.Replace(m.Groups[1].Value, "(?!\\\\\")(\\\\)", string.Empty));
info.Labels = new List<string>();
foreach (string label in labels)
{
info.Labels.Add(Regex.Replace(label, "\"", string.Empty));
}
}
m = ImapParsing.FetchThreadID.Match(response);
if (m.Success)
info.ThreadID = m.Groups[1].Value;
m = ImapParsing.FetchMessageID.Match(response);
if (m.Success)
info.MessageID = m.Groups[1].Value;
}
m = ImapParsing.FetchFlags.Match(response);
if (m.Success)
{
info.Flags = m.Groups[1].Value.Split(' ').ToList();
}
info.Envelope = MessageBuilder.FromHeader(info.RawHeader);
info.Date = Util.ParseDateTime(info.Envelope.Headers["Date"]);
if (callback != null)
callback.Invoke(info);
}
return headers.Values.ToList();
}
}