public ChangesResult LongPoll(ChangesQuery query = null)
{
query = query ?? new ChangesQuery();
query.Feed = ChangesQuery.FeedType.longpoll;
return(Get(query));
}
public ChangesResult Poll(ChangesQuery query = null)
{
query = query ?? new ChangesQuery();
query.Feed = ChangesQuery.FeedType.normal;
return(Get(query));
}
private ChangesResult Get(ChangesQuery query)
{
string path = "_changes";
var responseContent = session.Get(path, query.ToDictionary());
return(responseContent.DeserializeObject <ChangesResult>());
}
public void Stream(Action <string> onLine, ChangesQuery query = null, Action <KeyValuePair <string, string> > onHeader = null)
{
if (onLine == null)
{
throw new ArgumentNullException("onLine");
}
query = query ?? new ChangesQuery();
query.Feed = ChangesQuery.FeedType.continuous;
var sb = new StringBuilder();
sb.AppendFormat("GET /{0}/_changes{1} HTTP/1.1\r\n", session.DatabaseName, session.ToQueryString(query.ToDictionary()));
sb.AppendFormat("Host: {0}\r\n", session.baseUri.Host);
sb.AppendFormat("Connection: keep-alive\r\n");
sb.AppendFormat("\r\n");
using (var client = new TcpClient())
{
client.ReceiveTimeout = query.Timeout ?? 60000;
client.NoDelay = true;
client.Connect(session.baseUri.Host, session.baseUri.Port);
using (var stream = client.GetStream())
{
using (var writer = new StreamWriter(stream))
{
writer.Write(sb.ToString());
writer.Flush();
using (var reader = new StreamReader(stream))
{
bool headersRead = false;
bool dataLengthRead = false;
while (!reader.EndOfStream)
{
var line = reader.ReadLine();
if (line.StartsWith("HTTP/") && !headersRead)
{
continue;
}
if (line == "" && !headersRead)
{
headersRead = true;
continue;
}
if (String.IsNullOrWhiteSpace(line))
{
continue;
}
if (!headersRead)
{
var split = line.Split(':');
if (split.Length > 1)
{
if (onHeader != null)
{
onHeader(new KeyValuePair <string, string>(split[0], split[1]));
}
continue;
}
}
if (!dataLengthRead)
{
dataLengthRead = true;
continue;
}
onLine(line);
dataLengthRead = false;
}
}
}
}
}
}
