// GET: FaceBookLogin
public ActionResult Index()
{
KaribouAlpha.Models.FaceBookClient client = db.FaceBookClients.SingleOrDefault(_fb => _fb.Active);
var url = string.Format("https://www.facebook.com/v2.11/dialog/oauth?client_id={0}&redirect_uri={1}&state={2}&response_type=code&scope=email", client.AppId, client.CallBackUrl, System.Guid.NewGuid().ToString());
return(Redirect(url));
}
public async Task <ActionResult> CallBack(string code)
{
string path = "";
bool writeLog = false;
if (System.Configuration.ConfigurationManager.AppSettings["DebugLogFile"] != null)
{
if (string.IsNullOrEmpty(System.Configuration.ConfigurationManager.AppSettings["DebugLogFile"].ToString()) == false)
{
path = System.Configuration.ConfigurationManager.AppSettings["DebugLogFile"].ToString();
writeLog = true;
}
}
if (writeLog)
{
System.IO.File.AppendAllText(path, Environment.NewLine + System.DateTime.Now.ToString() + " called..fb callback");
System.IO.File.AppendAllText(path, Environment.NewLine + System.DateTime.Now.ToString() + " code is : " + Environment.NewLine + code);
}
KaribouAlpha.Models.FaceBookClient client = db.FaceBookClients.SingleOrDefault(_fb => _fb.Active);
if (client == null)
{
ViewBag.EmailError = true;
return(View("CallBack"));
}
//verifyTokenEndPoint = string.Format("https://graph.facebook.com/debug_token?input_token={0}&access_token={1}", code, appToken);
//HttpResponseMessage response;
//Uri uri = new Uri(verifyTokenEndPoint);
//using (HttpClient httpClient = new HttpClient())
//{
// response = await httpClient.GetAsync(uri);
//}
//if (response.IsSuccessStatusCode)
//{
// System.IO.File.AppendAllText(path, Environment.NewLine + System.DateTime.Now.ToString() + " graph api status code ok..");
// string content = await response.Content.ReadAsStringAsync();
// System.IO.File.AppendAllText(path, Environment.NewLine + System.DateTime.Now.ToString() + content);
//}
//else
//{
// System.IO.File.AppendAllText(path, Environment.NewLine + System.DateTime.Now.ToString() + " graph api status code failed..");
//}
var fb = new Facebook.FacebookClient();
dynamic result = fb.Post("oauth/access_token", new
{
client_id = client.AppId,
client_secret = client.AppSecret,
redirect_uri = RedirectUri.AbsoluteUri,
code = code
});
var accessToken = result.access_token;
if (writeLog)
{
System.IO.File.AppendAllText(path, Environment.NewLine + System.DateTime.Now.ToString() + accessToken);
}
fb.AccessToken = accessToken;
dynamic me = fb.Get("me?fields=first_name,last_name,id,email");
ViewBag.EmailError = false;
if (string.IsNullOrEmpty(me.email) == true)
{
if (writeLog)
{
System.IO.File.AppendAllText(path, Environment.NewLine + System.DateTime.Now.ToString() + " fb email not found...");
}
ViewBag.EmailError = true;
return(View("CallBack"));
}
var email = me.email;
string firstname = me.first_name;
string lastname = me.last_name;
var id = me.id;
if (writeLog)
{
System.IO.File.AppendAllText(path, Environment.NewLine + System.DateTime.Now.ToString() + "found email and names...");
}
User user = await this._authenticationRepository.FindAsync(new Microsoft.AspNet.Identity.UserLoginInfo("Facebook", id));
bool hasRegistered = user != null;
if (writeLog)
{
System.IO.File.AppendAllText(path, Environment.NewLine + System.DateTime.Now.ToString() + " has registered.." + hasRegistered.ToString());
}
ViewBag.haslocalaccount = hasRegistered.ToString();
bool hasCervitUser = false;
long existingCervitUserId = this._authenticationRepository.FindUserExists(email);
hasCervitUser = (existingCervitUserId > 0);
if (hasRegistered)
{
hasCervitUser = false;
}
if (writeLog)
{
System.IO.File.AppendAllText(path, Environment.NewLine + System.DateTime.Now.ToString() + " has hasCervitUser.." + hasCervitUser.ToString());
}
ViewBag.hascervituser = hasCervitUser.ToString();
ViewBag.provider = "Facebook";
ViewBag.external_user_name = id;
ViewBag.external_access_token = accessToken;
ViewBag.email = email;
return(View("CallBack"));
}
public void ConfigureOAuth(IAppBuilder app)
{
app.UseExternalSignInCookie(Microsoft.AspNet.Identity.DefaultAuthenticationTypes.ExternalCookie);
OAuthBearerOptions = new OAuthBearerAuthenticationOptions();
OAuthAuthorizationServerOptions OAuthServerOptions = new OAuthAuthorizationServerOptions()
{
AllowInsecureHttp = true,
TokenEndpointPath = new PathString("/token"),
AuthorizeEndpointPath = new PathString("/api/Account/ExternalLogin"),
AccessTokenExpireTimeSpan = TimeSpan.FromHours(24),
Provider = new SimpleAuthorizationServerProvider(),
RefreshTokenProvider = new SimpleRefreshTokenProvider()
};
// Token Generation
app.UseOAuthAuthorizationServer(OAuthServerOptions);
app.UseOAuthBearerAuthentication(OAuthBearerOptions);
KaribouAlpha.DAL.KaribouAlphaContext db = new DAL.KaribouAlphaContext();
LinkedInAuthClient linkedInAuthClient = db.LinkedInAuthClients.SingleOrDefault(_linked => _linked.Active);
if (linkedInAuthClient != null)
{
ILinkedInAuthenticationProvider providerLnk = new KaribouAlpha.Authentication.LinkedInAuthenticationProvider();
LinkedInAuthenticationOptions = new LinkedInAuthenticationOptions()
{
ClientId = linkedInAuthClient.ClientId,
ClientSecret = linkedInAuthClient.ClientSecret,
Provider = providerLnk,
CallbackPath = new PathString("/AuthCallBack."),
Scope = { "r_basicprofile", "r_emailaddress" },
//BackchannelHttpHandler = new LinkedInBackChannelHandler()
};
}
//http://www.c-sharpcorner.com/article/implementing-oauth2-0-authorization-for-google-in-asp-net/
//https://developers.google.com/actions/identity/oauth2-code-flow
GoogleAuthClient googleClient = db.GoogleAuthClients.SingleOrDefault(_google => _google.Active);
if (googleClient != null)
{
GoogleAuthProvider gProvider = new GoogleAuthProvider();
googleAuthOptions = new GoogleOAuth2AuthenticationOptions()
{
ClientId = googleClient.ClientId,
ClientSecret = googleClient.ClientSecret,
Provider = gProvider
};
}
KaribouAlpha.Models.FaceBookClient clientFb = db.FaceBookClients.SingleOrDefault(_fb => _fb.Active);
if (clientFb != null)
{
var fbProvider = new FacebookAuthProvider();
var facebookAuthOptions = new FacebookAuthenticationOptions()
{
AppId = clientFb.AppId,
AppSecret = clientFb.AppSecret,
Provider = fbProvider,
};
app.UseFacebookAuthentication(facebookAuthOptions);
}
}
