internal static bool GetAuthenticatedAutodiscoverEndpointFromHttpWebResponse(HttpWebResponse response, int redirectCount, out string endpoint)
{
endpoint = string.Empty;
try
{
using (Stream responseStream = response.GetResponseStream())
{
using (StreamReader streamReader = new StreamReader(responseStream))
{
XmlDocument xmlDocument = new XmlDocument();
xmlDocument.LoadXml(streamReader.ReadToEnd());
using (XmlNodeList xmlNodeList = xmlDocument.SelectNodes("AutodiscoverResponse/Root/Link"))
{
if (xmlNodeList.Count == 0)
{
return(false);
}
string redirectUrl = LyncAutodiscoverWorker.GetRedirectUrl(xmlNodeList);
if (!string.IsNullOrEmpty(redirectUrl))
{
endpoint = LyncAutodiscoverWorker.ExecuteAnonymousLyncAutodiscoverRedirect(redirectUrl, redirectCount + 1);
}
else
{
endpoint = LyncAutodiscoverWorker.GetTargetAttributeValue(xmlNodeList, "href", "token", "OAuth");
}
}
}
}
}
catch (Exception)
{
return(false);
}
return(true);
}
internal static string ExecuteAnonymousLyncAutodiscoverRequests(bool sendInternal, string domain, string user)
{
LyncAutodiscoverWorker.details.AppendLine(string.Format("Executing: ExecuteAnonymousLyncAutodiscoverRequests", new object[0]));
ServicePointManager.ServerCertificateValidationCallback = new RemoteCertificateValidationCallback(LyncAutodiscoverWorker.CertificateValidationCallBack);
string result = string.Empty;
string arg = string.Format("?sipuri={0}", user);
try
{
string text = sendInternal ? string.Format("http://{0}.{1}/autodiscover/autodiscoverservice.svc/root{2}", "lyncdiscoverinternal", domain, arg) : string.Format("http://{0}.{1}/autodiscover/autodiscoverservice.svc/root{2}", "lyncdiscover", domain, arg);
string text2 = sendInternal ? string.Format("https://{0}.{1}/autodiscover/autodiscoverservice.svc/root{2}", "lyncdiscoverinternal", domain, arg) : string.Format("https://{0}.{1}/autodiscover/autodiscoverservice.svc/root{2}", "lyncdiscover", domain, arg);
LyncAutodiscoverWorker.details.AppendLine(string.Format("HttpUrl:{0}", text));
LyncAutodiscoverWorker.details.AppendLine(string.Format("HttpsUrl:{0}", text2));
HttpWebRequest httpWebRequest = (HttpWebRequest)WebRequest.Create(text);
httpWebRequest.Accept = "application/vnd.microsoft.rtc.autodiscover+xml;v=1";
LyncAutodiscoverRequestState lyncAutodiscoverRequestState = new LyncAutodiscoverRequestState();
lyncAutodiscoverRequestState.Request = httpWebRequest;
HttpWebRequest httpWebRequest2 = (HttpWebRequest)WebRequest.Create(text2);
httpWebRequest2.Accept = "application/vnd.microsoft.rtc.autodiscover+xml;v=1";
LyncAutodiscoverRequestState lyncAutodiscoverRequestState2 = new LyncAutodiscoverRequestState();
lyncAutodiscoverRequestState2.Request = httpWebRequest2;
LyncAutodiscoverWorker.allDone.Reset();
IAsyncResult asyncResult = httpWebRequest.BeginGetResponse(new AsyncCallback(LyncAutodiscoverWorker.ProcessLyncAnonymousAutodiscoverResponse), lyncAutodiscoverRequestState);
IAsyncResult asyncResult2 = httpWebRequest2.BeginGetResponse(new AsyncCallback(LyncAutodiscoverWorker.ProcessLyncAnonymousAutodiscoverResponse), lyncAutodiscoverRequestState2);
ThreadPool.RegisterWaitForSingleObject(asyncResult.AsyncWaitHandle, new WaitOrTimerCallback(LyncAutodiscoverWorker.TimeoutCallback), httpWebRequest, 120000, true);
ThreadPool.RegisterWaitForSingleObject(asyncResult2.AsyncWaitHandle, new WaitOrTimerCallback(LyncAutodiscoverWorker.TimeoutCallback), httpWebRequest2, 120000, true);
LyncAutodiscoverWorker.allDone.WaitOne();
if (lyncAutodiscoverRequestState.Response != null)
{
lyncAutodiscoverRequestState.Response.Close();
}
if (lyncAutodiscoverRequestState2.Response != null)
{
lyncAutodiscoverRequestState2.Response.Close();
}
if (string.IsNullOrEmpty(lyncAutodiscoverRequestState.TargetUrl) && string.IsNullOrEmpty(lyncAutodiscoverRequestState2.TargetUrl))
{
LyncAutodiscoverWorker.details.AppendLine(string.Format("Both http and https responses are empty.", new object[0]));
return(result);
}
if (!string.IsNullOrEmpty(lyncAutodiscoverRequestState.TargetUrl))
{
if (lyncAutodiscoverRequestState.IsRedirect)
{
LyncAutodiscoverWorker.details.AppendLine(string.Format("Redirecting to {0}.", lyncAutodiscoverRequestState.TargetUrl));
result = LyncAutodiscoverWorker.ExecuteAnonymousLyncAutodiscoverRedirect(lyncAutodiscoverRequestState.TargetUrl, 0);
}
else
{
LyncAutodiscoverWorker.details.AppendLine(string.Format("Authenticated Endpoint: {0}.", lyncAutodiscoverRequestState.TargetUrl));
result = lyncAutodiscoverRequestState.TargetUrl;
}
}
else if (lyncAutodiscoverRequestState2.IsRedirect)
{
LyncAutodiscoverWorker.details.AppendLine(string.Format("Redirecting to {0}.", lyncAutodiscoverRequestState.TargetUrl));
result = LyncAutodiscoverWorker.ExecuteAnonymousLyncAutodiscoverRedirect(lyncAutodiscoverRequestState.TargetUrl, 0);
}
else
{
LyncAutodiscoverWorker.details.AppendLine(string.Format("Authenticated Endpoint: {0}.", lyncAutodiscoverRequestState.TargetUrl));
result = lyncAutodiscoverRequestState2.TargetUrl;
}
}
catch (WebException ex)
{
LyncAutodiscoverWorker.details.AppendLine(string.Format("Exception: {0}.", ex.ToString()));
}
return(result);
}