public function connect_with_oauth2($provider_name) { if ($this->user_model->is_logged_in()) { redirect('user/login'); } switch ($provider_name) { case 'facebook': $provider = new League\OAuth2\Client\Provider\Facebook(array('clientId' => '738761806197904', 'clientSecret' => '913fab2aabe36d3af31dc738e3964d69', 'redirectUri' => 'http://kuklos.vikom.io/user/connect/facebook', 'scopes' => array('email'))); break; case 'github': $provider = new League\OAuth2\Client\Provider\Github(array('clientId' => 'e100df6b5305c00f58e3', 'clientSecret' => 'b27953bc5421ce1e109e2b49c7fbb170de51108c', 'redirectUri' => 'http://kuklos.vikom.io/user/connect/github', 'scopes' => array('email'))); break; case 'google': $provider = new League\OAuth2\Client\Provider\Google(array('clientId' => '246372104087-gf5re27h5ds69p09ubs25qmlf4bh3oim.apps.googleusercontent.com', 'clientSecret' => '4ccpNZwabW817I6jhN1n8TdB', 'redirectUri' => 'http://kuklos.vikom.io/user/connect/google', 'scopes' => array('email'))); break; default: exit('Unsupported OAuth2 Provider: ' . $provider_name); } if (!isset($_GET['code'])) { // If we don't have an authorization code then get one header('Location: ' . $provider->getAuthorizationUrl()); exit; } else { // Try to get an access token (using the authorization code grant) $token = $provider->getAccessToken('Authorization_Code', ['code' => $_GET['code']]); // Get user email $email = ''; try { // We got an access token, let's now get the user's details $userDetails = $provider->getUserDetails($token); // Use these details to create a new profile $email = $userDetails->email; } catch (Exception $e) { // Failed to get user details exit('Something went wrong. Contact Admin.'); } // Create account if it does not exist if ($this->user_model->add_oauth_user($email)) { $this->send_welcome_email($email); } $this->set_login_userdata($email); redirect('user'); // // Use this to interact with an API on the users behalf // echo $token->accessToken; // // Use this to get a new access token if the old one expires // echo $token->refreshToken; // // Number of seconds until the access token will expire, and need refreshing // echo $token->expires; } }