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Php 代表用户在Facebook上发布:OAuth访问令牌无效_Php_Facebook_Facebook Graph Api_Laravel 5.2 - Fatal编程技术网

Php 代表用户在Facebook上发布:OAuth访问令牌无效

Php 代表用户在Facebook上发布:OAuth访问令牌无效,php,facebook,facebook-graph-api,laravel-5.2,Php,Facebook,Facebook Graph Api,Laravel 5.2,我正在开发Laravel应用程序。我想通过我的应用程序代表登录用户在facebook上发布。我已通过facebook/默认身份验证系统登录我的网站。我收到以下错误: Graph returned an error: Invalid OAuth access token. 我添加了以下路线: Route::get('post/facebook','ProjectController@post'); 在我的帖子方法中: { $user=Auth::user()->faceboo

我正在开发Laravel应用程序。我想通过我的应用程序代表登录用户在facebook上发布。我已通过facebook/默认身份验证系统登录我的网站。我收到以下错误:

Graph returned an error: Invalid OAuth access token. 
我添加了以下路线:

Route::get('post/facebook','ProjectController@post');
在我的帖子方法中:

{  
   $user=Auth::user()->facebook_id;


    return view('Facebook.post',compact('user'));

}
那么在我看来,

$fb = new Facebook\Facebook([
  'app_id' => '*********',
  'app_secret' => '*************',
  'default_graph_version' => 'v2.2',
  ]);





$linkData = [

  'message' => 'User provided message',
  ];

try {
  // Returns a `Facebook\FacebookResponse` object
  $response = $fb->post('/'. $user .'/feed', $linkData, '{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;
}

$graphNode = $response->getGraphNode();

echo 'Posted with id: ' . $graphNode['id'];