facebook api登录问题，令牌不存在

Question

我正在使用当前的Facebook API php sdk登录与回调URL，代码在我的本地机器是完美的工作，但当我把它放在服务器上，并更改链接到新的域名它不再工作，回调URL没有从应用程序获得任何令牌任何帮助请这是我的代码

<?php 
require_once 'facebook-php-sdk-5/src/Facebook/autoload.php';
$fb = new Facebook\Facebook([
  'app_id' => 'appid',
  'app_secret' => 'appsecret',
  'default_graph_version' => 'v2.7',
]);

session_start();
//session_destroy(); exit;

$helper = $fb->getRedirectLoginHelper();
$permissions = ['email', 'publish_actions']; // optional


# login-callback.php

try {
  $accessToken = $helper->getAccessToken();

} catch(Facebook\Exceptions\FacebookResponseException $e) {
  // When Graph returns an error
  echo 'Graph returned an error: ' . $e->getMessage();
  exit;
} catch(Facebook\Exceptions\FacebookSDKException $e) {
  // When validation fails or other local issues
  echo 'Facebook SDK returned an error: ' . $e->getMessage();
  exit;
}

if(isset($_GET['fb_email'])) {

    echo '<a>Facebook!</a>';

    if(!empty($_GET['fb_email']) and filter_var($_GET['fb_email'], FILTER_VALIDATE_EMAIL)) {



        include_once 'function file';
        $name=$_SESSION['fb_user_info']['name'];
        $email=$_GET['fb_email'];
        $id_network=$_SESSION['fb_user_info']['id'];
        $network="facebook";
        $res=functionname($parameters);
        if($res==0){
          //echo "<script>alert('ajouter avec succes');</script>";
          header("location:etape-1.php");
        }
        else{
          //echo "<script>alert('id existe deja ');</script>";
          header("location:etape-1.php");
        }
    }

}

else if (isset($accessToken)) {

    $_SESSION['facebook_access_token'] = (string) $accessToken;


    try {
      // Returns a `Facebook\FacebookResponse` object
      $response = $fb->get('/me?fields=id,name,email', $_SESSION['facebook_access_token']);
    } catch(Facebook\Exceptions\FacebookResponseException $e) {
      echo 'Graph returned an error: ' . $e->getMessage();
      exit;
    } catch(Facebook\Exceptions\FacebookSDKException $e) {
      echo 'Facebook SDK returned an error: ' . $e->getMessage();
      exit;
    }

    $user = $response->getGraphUser();
    $_SESSION['fb_user_info']=$user;


    echo '<a>Facebook!</a>';


    if($user['email']=="" or $user['email']=="undefined" or is_null($user['email'])) {
        header('location:?fb_email=notfound');
    }
    else {
        include_once 'function file';
        $name=$user['name'];
        $email=$user['email'];
        $id_network=$user['id'];
        $network="facebook";
        $res=functionname($parameters);
        if($res==0){
          //echo "<script>alert('ajouter avec succes');</script>";
          header("location:etape-1.php");
        }
        else{
          //echo "<script>alert('id existe deja ');</script>";
          header("location:etape-1.php");
        }
    }

}
else {

    /*$loginUrl = $helper->getLoginUrl(
        array('scope'         => 'publish_actions,email')
    );*/
    $loginUrl = $helper->getLoginUrl('http://callbacklink',
                    array(
                'scope'         => 'email,publish_actions'
            )
        );
    echo '<a href="' . $loginUrl . '" id="loginFacebook">Facebook!</a>';
}

?>

这是链接，如果你想测试http://jeu.reseaubmwrecrute.com/jeu.php使用facebook连接

Answer 1

将php.ini更改为allow_url_fopen=on，您应该能够从该站点进行访问。