string GetAuthenticationRequestBody(string userName, string password, UcwaAppAuthenticationTypes authType)
{
string requestBody = null;
switch (authType)
{
case UcwaAppAuthenticationTypes.Windows:
requestBody = "grant_type=urn:microsoft.rtc:windows&username="******"grant_type=urn:microsoft.rtc:anonmeeting&password="******"&msrtc_conferenceuri=" + userName;
break;
case UcwaAppAuthenticationTypes.Passive:
requestBody = "grant_type=urn:Microsoft.rtc:passive";
break;
default: // password
requestBody = "grant_type=password&username="******"&password=" + password;
break;
}
return(requestBody);
}
public void SetAuthenticationType(UcwaAppAuthenticationTypes authType)
{
var accept = this.Accept;
var authorization = this.Authorization;
var baseAddress = this.BaseAddress;
Client.Dispose();
Client = null;
Initialize(accept, authorization, baseAddress, authType);
this.AuthenticationType = authType;
}
public void Initialize(string accept, AuthenticationHeaderValue authorization,
Uri baseAddress, UcwaAppAuthenticationTypes authType = UcwaAppAuthenticationTypes.Password)
{
Client = new HttpClient(new HttpClientHandler {
UseDefaultCredentials = authType == UcwaAppAuthenticationTypes.Windows
});
Client.Timeout = new TimeSpan(0, 30, 0); // initialize the app timeout to be 30 minutes.
this.AuthenticationType = authType;
this.SetAccept(accept);
if (baseAddress != null)
{
this.Client.BaseAddress = baseAddress; // must be set before any request is made
}
if (authorization != null)
{
this.SetAuthorization(authorization);
this.Client.DefaultRequestHeaders.Authorization = authorization;
}
}
public async Task <HttpStatusCode> SignIn(string userName, string password, UcwaAppAuthenticationTypes authType = UcwaAppAuthenticationTypes.Password)
{
this.userName = userName;
this.password = password;
this.authenticationType = authType;
try
{
var opResult = await DiscoverRootResource(this.discoverFromInternalDomain);
if (opResult.Resource == null)
{
UcwaAppUtils.ReportProgress(OnProgressReported, "GetRootResource returns null result.", opResult.StatusCode);
return(opResult.StatusCode);
}
opResult = await GetUserResource(opResult.Resource.GetLinkUri("user"), userName, password, authType);
if (opResult.Resource == null)
{
UcwaAppUtils.ReportProgress(OnProgressReported,
userName + " cannot be authenticated, with the " + authType.ToString() + " grant_type.",
opResult.StatusCode);
return(opResult.StatusCode);
}
// Create the UCWA application bound to the specified user
opResult = await GetApplicationResource(opResult.Resource);
if (opResult.Resource == null)
{
UcwaAppUtils.ReportProgress(OnProgressReported, "Failed to create the UCWA application resource.", opResult.StatusCode);
return(opResult.StatusCode);
}
this.ApplicationResource = opResult.Resource;
UcwaAppUtils.ReportProgress(OnProgressReported, "Succeded in creating the application resource: " + this.ApplicationResource.Uri);
// Setup and start event channel
var eventsUri = this.ApplicationResource.GetLinkUri("events");
this.EventChannel = new UcwaAppEventChannel(eventsUri, this.Transport);
this.EventChannel.OnEventNotificationsReceived += EventChannel_OnEventNotificationsReceived;
this.EventChannel.OnErrorReported += EventChannel_OnErrorReported;
this.EventChannel.OnEventChannelClosed += EventChannel_OnEventChannelClosed;
this.EventChannel.OnProgressReported += EventChannel_OnProgressReported;
this.EventChannel.Start();
UcwaAppUtils.ReportProgress(OnProgressReported, "Event channel started on " + eventsUri);
// Make me available to receiving incoming alerts
this.Me = new UcwaAppMe(this);
var result = await this.Me.PostMakeMeAvailable("4255552222", "Online", new string[] { "Plain", "Html" }, new string[] { "PhoneAudio", "Messaging" });
if (result.StatusCode != HttpStatusCode.NoContent)
{
UcwaAppUtils.ReportProgress(OnProgressReported, "Failed to post to makeMeAvailable resource.", result.StatusCode);
return(result.StatusCode);
}
// Get application resource again to receive any updates triggered by the POST request to making me available
opResult = await GetApplicationResource(this.ApplicationResource.Uri);
if (opResult.Resource == null)
{
UcwaAppUtils.ReportProgress(OnProgressReported, "Failed to get the updated application resource", opResult.StatusCode);
return(opResult.StatusCode);
}
this.ApplicationResource = opResult.Resource;
await this.Me.Refresh(this.ApplicationResource.GetEmbeddedResourceUri("me"));
// Set up a timer to post on reportMyActivity every four minutes
timer = new Timer((e) =>
{ ReportMyActivity(this.ApplicationResource.GetEmbeddedResource("me").GetLinkUri("reportMyActivity")); },
null,
new TimeSpan(0, 0, 0),
new TimeSpan(0, 4, 0)
);
}
catch (Exception ex)
{
UcwaAppUtils.ReportError(OnErrorReported, ex);
return(HttpStatusCode.BadRequest);
}
return(HttpStatusCode.OK);
}
IEnumerable <KeyValuePair <string, string> > CreateAuthRequestPayload(string userName, string password, UcwaAppAuthenticationTypes authType)
{
KeyValuePair <string, string>[] formData = new KeyValuePair <string, string>[] {};
var formDataList = formData.ToList();
switch (authType)
{
case UcwaAppAuthenticationTypes.Windows:
formDataList.Add(new KeyValuePair <string, string>("grant_type", "urn:microsoft.rtc:windows"));
formDataList.Add(new KeyValuePair <string, string>("username", userName));
break;
case UcwaAppAuthenticationTypes.Annonymous:
formDataList.Add(new KeyValuePair <string, string>("grant_type", "urn:microsoft.rtc:anonmeeting"));
formDataList.Add(new KeyValuePair <string, string>("password", password));
formDataList.Add(new KeyValuePair <string, string>("msrtc_conferenceuri", userName));
break;
case UcwaAppAuthenticationTypes.Passive:
formDataList.Add(new KeyValuePair <string, string>("grant_type", "urn:microsoft.rtc:passive"));
break;
default: // password
formDataList.Add(new KeyValuePair <string, string>("grant_type", "password"));
formDataList.Add(new KeyValuePair <string, string>("password", password));
formDataList.Add(new KeyValuePair <string, string>("username", userName));
break;
}
;
return(formDataList.AsEnumerable());
}
private async Task <UcwaAppOperationResult> GetUserResource(string userResUri, string userName, string password, UcwaAppAuthenticationTypes authType = UcwaAppAuthenticationTypes.Password)
{
this.IsSignedIn = false;
//
// First GET user resource to retrieve oAuthToken href.
// Expect 401 Unauthorized response as an HTML payload
var result = await Transport.GetResourceAsync(userResUri);
if (result.StatusCode != HttpStatusCode.Unauthorized && result.StatusCode != HttpStatusCode.OK)
{
return(new UcwaAppOperationResult(result.StatusCode, new Exception("Failed to GetRequest on " + userResUri)));
}
if (result.StatusCode == HttpStatusCode.Unauthorized)
{
// Get OAuth resource for a Web ticket
if (result.ResponseHeaders.Contains("WWW-Authenticate"))
{
var authServiceUri = ParseOAuthServiceUri(result.ResponseHeaders);
var requestFormData = CreateAuthRequestPayload(userName, password, authType);
// Note: the following PostRequest returns a json payload in the responseData, containing the access token,
// as charset ('utf-8')?
result = await Transport.PostResourceAsync(authServiceUri, requestFormData);
var oAuth20Token = GetOAuthToken(result.ResponseBody);
SetTotRefreshOAuthTokenOnExpiration(oAuth20Token.ExpirationTime);
if (oAuth20Token != null)
{
Transport.SetAuthorization(new AuthenticationHeaderValue(oAuth20Token.GrantType, oAuth20Token.AccessToken));
// Second GET userHref, supplying the required compact-web-ticket (cwt) in an Authorization header
result = await Transport.GetResourceAsync(userResUri);
if (result.StatusCode != HttpStatusCode.OK)
{
return(new UcwaAppOperationResult(
result.StatusCode, result.ResponseHeaders, result.ResponseBody,
new Exception("GetRequest on " + userResUri + " with oAuth token of " + oAuth20Token)));
}
}
else
{
return(new UcwaAppOperationResult(result.StatusCode, result.ResponseHeaders, result.ResponseBody, new Exception("Invalid access token")));
}
}
}
this.IsSignedIn = true;
return(result);
}
public SignInParameter(string name, string pass, UcwaAppAuthenticationTypes authType)
{
this.UserName = name;
this.Password = pass;
this.AuthType = authType;
}
