2013-06-18 89 views
3

我如何检查当前Facebook用户是否喜欢Facebook页面?如何检查当前Facebook用户是否喜欢使用PHP SDK的页面?

我有这样的代码,

require_once("/path/to/sdk/facebook.php"); 


    // Create our Application instance (replace this with your appId and secret). 
    $facebook = new Facebook(array(
     'appId' => 'APP_ID', 
     'secret' => 'APP_SECRET', 
    )); 

    $user = $facebook->getUser(); 

    if ($user) { 
     try { 
     $likes = $facebook->api("/me/likes/153649677989200"); 
     if(!empty($likes['data'])) 
      echo "I like!"; 
     else 
      echo "not a fan!"; 
     } catch (FacebookApiException $e) { 
     error_log($e); 
     $user = null; 
     } 
    } 

    if ($user) { 
     $logoutUrl = $facebook->getLogoutUrl(); 
    } else { 
     $loginUrl = $facebook->getLoginUrl(array(
     'scope' => 'user_likes' 
    )); 
    } 

但如果喜欢网页的用户,请参阅网页here

由于没有响应!

+1

请从发布您的应用程序的秘密不要,它应该是秘密。同样重生一个新的,现在你已经把旧的公开给了公众。另外,你能否告诉我们你有什么错误或者你没有找回任何东西? –

+0

谢谢@AnveshSaxena它只是一个例子,顺便说一句...它不显示,如果我已经喜欢的页面或不 – iamnards

+0

这使用旧的API,自2015-05-01以来不支持。 –

回答

6

您可以使用FQL

$isFan = $facebook->api(array(
    "method" => "fql.query", 
    "query" => "SELECT uid FROM page_fan WHERE page_id = '<YOUR PAGE ID>' AND uid = '<UID>" 
)); 
+0

Hi @Khawer Zeshan,我如何动态获取uid的值? – iamnards

+0

使用[getUser](http://developers.facebook.com/docs/reference/php/facebook-getUser/)方法'$ uid = $ facebook-> getUser();' –

+0

或者使用'uid = me( )'引用当前用户 –

3

我不知道,如果你需要做这只使用FQL,但还有另一种更简单的方法:

require_once("/path/to/sdk/facebook.php"); 

// Create our Application instance (replace this with your appId and secret). 
$facebook = new Facebook(array(
    'appId' => 'APP_ID', 
    'secret' => 'APP_SECRET', 
)); 

$signed_request = $facebook->getSignedRequest(); 

$like = $signed_request['page']['liked']; 

$喜欢将或。

我想先检查变量,像这样:

if(is_array($signed_request) && isset($signed_request['page']) { 
    if($signed_request['page']['liked']) { 
    // do whatever you want to do if the user likes the page 
    } else { 
    // do whatever you want to do if the user don't like the page yet 
    } 
} 
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