public IEnumerable<ImapMessage> FetchMessages(long beginUid, long endUid, ImapFetchOption option, IEnumerable<string> extensionParameterNames)
{
List<KeyValuePair<Exception, string>> parseFailureLines = new List<KeyValuePair<Exception, string>>();
List<ImapMessage> messages = new List<ImapMessage>();
StringBuilder commandBuilder = new StringBuilder("UID FETCH ");
commandBuilder.Append(FormatSequence(beginUid, endUid));
commandBuilder.Append(" (UID");
if ((option & ImapFetchOption.Envelope) != 0)
{
commandBuilder.Append(" ENVELOPE");
}
if ((option & ImapFetchOption.Flags) != 0)
{
commandBuilder.Append(" FLAGS");
}
if ((option & ImapFetchOption.BodyStructure) != 0)
{
commandBuilder.Append(" BODYSTRUCTURE");
}
if (null != extensionParameterNames)
{
foreach (var paramName in extensionParameterNames)
{
commandBuilder.Append(" ");
commandBuilder.Append(paramName.Trim());
}
}
commandBuilder.Append(')');
SendReceiveResult result = SendReceive(commandBuilder.ToString());
if (result.Status == SendReceiveStatus.OK)
{
SafeEnumerateLines(result.Lines, (line) =>
{
ImapList list = ImapList.Parse(line);
if (list.GetStringAt(0) == "*" &&
list.GetStringAt(2) == "FETCH" &&
list.IsStringAt(1) &&
list.IsListAt(3))
{
messages.Add(new ImapMessage(long.Parse(list.GetStringAt(1)), list.GetListAt(3), extensionParameterNames));
}
return true;
});
}
else if (result.Status == SendReceiveStatus.Bad)
{
throw new InvalidOperationException();
}
return messages;
}
public IEnumerable<ImapMessage> FetchMessages(long beginUid, long endUid, ImapFetchOption option)
{
return FetchMessages(beginUid, endUid, option, null);
}
