/// <summary>
/// Tries to login with Google Auth
/// </summary>
public void Login()
{
string code = Request.QueryString["code"];
string error = Request.QueryString["error"];
string baseUrl = System.Configuration.ConfigurationManager.AppSettings["baseUrl"];
GoogleOAuthClient oauth = new GoogleOAuthClient
{
ClientId = "clientId",
ClientSecret = "clientSecret",
RedirectUri = baseUrl + "/umbraco/surface/auth/login"
};
// Handle if an error occurs during the Google authentication (eg. if the user cancels the login)
if (!String.IsNullOrWhiteSpace(error))
{
return;
}
// Handle the state when the user is redirected back to our page after a successful login with the Google API
if (!String.IsNullOrWhiteSpace(code))
{
MemberServiceController memberService = new MemberServiceController();
// Exchange the authorization code for an access token
GoogleAccessTokenResponse response = oauth.GetAccessTokenFromAuthorizationCode(code);
string accessToken = response.AccessToken;
// Initialize a new instance of the GoogleService class so we can make calls to the API
GoogleService service = GoogleService.CreateFromAccessToken(accessToken);
// Make a call to the API to get information about the authenticated user
GoogleUserInfo user = service.GetUserInfo();
//Checks whether the user is logging in with a emakina account
if (memberService.CreateNewMember(user.GivenName, user.FamilyName, user.Email, user.Id, user.Picture))
{
FormsAuthentication.SetAuthCookie("google_" + user.Id, false);
Response.Redirect("/");
}
else
{
return;
}
}
else
{
string redirect = (Request.QueryString["redirect"] ?? "/");
// Set the state (a unique/random value)
string state = Guid.NewGuid().ToString();
Session["Google_" + state] = redirect;
// Construct the authorization URL
string authorizationUrl = oauth.GetAuthorizationUrl(state, GoogleScopes.Email + GoogleScopes.Profile, GoogleAccessType.Online, GoogleApprovalPrompt.Force);
// Redirect the user to the OAuth dialog
Response.Redirect(authorizationUrl);
}
}
