PHP Facebook::getUser方法代码示例

 public function callback()
 {
     $code = Input::get('code');
     if (strlen($code) == 0) {
         return \Redirect::to('/');
     }
     $facebook = new Facebook(\Config::get('facebook'));
     $uid = $facebook->getUser();
     if ($uid == 0) {
         return \Redirect::to('/');
     }
     $me = $facebook->api('/me');
     $profile = User::where('user_id', $uid)->first();
     if (empty($profile)) {
         $user = new User();
         $user->username = $me['name'];
         $user->photo = 'https://graph.facebook.com/' . $me['id'] . '/picture?type=large';
         $user->user_id = $uid;
         $user->save();
         $x = new leaderboard();
         $x->user_id = $uid;
         $x->user_name = $me['name'];
         $x->round_id = 1;
         $x->save();
     }
     $user = User::where('user_id', $uid)->select('user_id', 'username', 'photo')->first();
     session()->put(['user_id' => $uid, 'name' => $user['username']]);
     return redirect('/');
 }

 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations
 * under the License.
 */
use Facebook\Facebook;
use Facebook\FacebookApiException;
require '../src/Facebook.php';
// Create our Application instance (replace this with your appId and secret).
$facebook = new Facebook(array('appId' => '344617158898614', 'secret' => '6dc8ac871858b34798bc2488200e503d'));
// Get User ID
$user = $facebook->getUser();
// We may or may not have this data based on whether the user is logged in.
//
// If we have a $user id here, it means we know the user is logged into
// Facebook, but we don't know if the access token is valid. An access
// token is invalid if the user logged out of Facebook.
if ($user) {
    try {
        // Proceed knowing you have a logged in user who's authenticated.
        $user_profile = $facebook->api('/me');
    } catch (FacebookApiException $e) {
        error_log($e);
        $user = null;
    }
}
// Login or logout url will be needed depending on current user state.

 /**
  * Generate and print the rendered login markup to STDOUT.
  *
  * @param array $form_options
  *
  * @return void
  */
 public function renderLogin($form_options = [])
 {
     if (!FACEBOOK_APP_ID) {
         echo 'Please configure Facebook with your APP_ID.';
         return;
     }
     if (!FACEBOOK_APP_SECRET) {
         echo 'Please configure Facebook with your APP_SECRET.';
         return;
     }
     $facebook = new \Facebook(['appId' => FACEBOOK_APP_ID, 'secret' => FACEBOOK_APP_SECRET]);
     // User was already logged in.
     try {
         $user = $facebook->getUser();
         if ($user) {
             $user_profile = $facebook->api('/me');
             $facebooklink = false;
         } else {
             $facebooklink = $facebook->getLoginUrl();
         }
     } catch (\Exception $c) {
         $facebooklink = $facebook->getLoginUrl();
     }
     // $logoutUrl = $facebook->getLogoutUrl();
     $tpl = \Core\Templates\Template::Factory('includes/user/facebook_login.tpl');
     $tpl->assign('facebooklink', $facebooklink);
     $tpl->render();
 }