protected override HttpWebRequest CreateWebRequest(StreamingAPIParameters p)
{
string url = ConstructUrlWithQueryString(StreamRequestUrl, p);
var request = (HttpWebRequest)WebRequest.Create(url);
request.Method = "GET";
var header = CreateAuthHeader(request);
request.Headers.Add("Authorization", header.GetHeaderString());
return request;
}
protected static string ConstructUrlWithQueryString(string url, StreamingAPIParameters p)
{
// This technique create a specialized version of NameValueCollection.
// Calling its ToString() method yields a correctly encoded querystring.
var nv = HttpUtility.ParseQueryString(string.Empty);
if (p != null)
{
if (p.Count != 0)
nv.Add("count", p.Count.ToString());
if (p.Delimited != 0)
nv.Add("delimited", p.Delimited.ToString());
}
return url + (nv.Count == 0 ? string.Empty : "?" + nv.ToString());
}
private void StartStreamingTweetsFor(string search)
{
_tweetEventSource.Stop();
StreamingAPIParameters streamingApiParameters = null;
if (!string.IsNullOrWhiteSpace(search))
{
streamingApiParameters = new StreamingAPIParameters {Track = search.Split(',')};
}
_tweetEventSource.Start(streamingApiParameters);
while (IsActiveAndHasTweetEvents)
{
_tweetEventSource.Dispatch(5000);
}
}
