Facebook Login Button Get User Email

Facebook Login Button Get User Email > http://tinyurl.com/ml3wyhq

Facebook Login Button Get User Email eb7669c372 public void setOnErrorListener( OnErrorListener onErrorListener ) Parameter Description onErrorListener The listener object to set getOnErrorListener() Returns the current OnErrorListener for this instance of LoginButton. If this is the case, we close the session by calling closeAndClearTokenInformation on the active session. Our app's UI will look like this:. In the example below, we notify the user that they are logged in by changing the status:. Your app is notified if you implement the loginViewShowingLoggedInUser: method. current community chat blog Stack Overflow Meta Stack Overflow Stack Overflow Careers your communities Sign up or log in to customize your list. Better to send only the Facebook userID and access token to the server and look up the user info in a server-side API call. If the Facebook app is installed, the Facebook app native login dialog is presented if it's supported. This code replaces the previous readData method: - (NSDictionary *) readData { NSURLResponse *response = nil; NSError *error = nil; // Set up a URL request to the back-end server, a // GET request with the unique ID passed in. This dialog is presented within the Facebook for iOS app by doing a fast app-switch that brings the Facebook for iOS app to the foreground while the dialog is being shown, and returns control to your app once the user has finished interacting with it. To support this your app can ask for more permissions later, well after someone has logged in. You should have a screen of education on why you think they should grant the permission to you and then re-ask. If you want to provide a seamless login experience for the user accross different devices (if user logged in in one device, you show him logged in in another device using the same token). shareimprove this answer answered Aug 20 '11 at 21:20 Wayne Kao 2,43341824 10 Per Jon Watte's answer, be aware that user info sent via AJAX this way can't be trusted. n If the problem persists contact us and mention this error code: %", [errorInformation objectForKey:"message"]]; [[[UIAlertView alloc] initWithTitle:alertTitle message:alertText delegate:self cancelButtonTitle:"OK!" otherButtonTitles:nil] show]; } } } } }]; If you're initializing and then opening the session manually, you can add permissions to a session you're about to open by initializing your session using initWithPermissions:, or by assigning your session's permissions property once the session has been initialized. These tutorials will help you with the practical side of login implementation. Note: For security reasons, in a production set up you would not store the token data in the filesystem, especially if it's easily accessible from the web. facebook hacktrack
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