Facebook PHP api:“no url set” – 随机

我随机得到这个错误:

Fatal error: Uncaught CurlException: 3: No URL set!
thrown in /****/****/***/****/facebook/facebook-client/base_facebook.php on line 905

我正在使用GIT存储库中的最新php sdk(今天下载!)。发生这种情况时,用户已经登录了Facebook。

这个行为从两周前开始就是蓝色的。

可能有什么不对

更新:当我删除与域相关联的所有cookie时,问题已解决。我认为它必须做一些与fbm_xxxxxxx和fbsr_xxxxxxxx cookie没有正确检测。然而,它仍然可以返回“随机”的场合,迫使我清除与该域相关联的所有cookie。

更新:该代码发生错误:

try {
   $user_profile = $facebook->api('/me');
 } catch (FacebookApiException $e) {
    error_log($e);
    $isfb = null;
    setcookie('fbm_'.$facebook->getAppId(), '', time()-100, '/', '.mydomain.com');
 }

最后在base_facebook.php中调用这个函数:

protected function makeRequest($url, $params, $ch=null) {
    if (!$ch) {
      $ch = curl_init();
    }

    $opts = self::$CURL_OPTS;
    if ($this->getFileUploadSupport()) {
      $opts[CURLOPT_POSTFIELDS] = $params;
    } else {
      $opts[CURLOPT_POSTFIELDS] = http_build_query($params, null, '&');
    }
    $opts[CURLOPT_URL] = $url;

    // disable the 'Expect: 100-continue' behaviour. This causes CURL to wait
    // for 2 seconds if the server does not support this header.
    if (isset($opts[CURLOPT_HTTPHEADER])) {
      $existing_headers = $opts[CURLOPT_HTTPHEADER];
      $existing_headers[] = 'Expect:';
      $opts[CURLOPT_HTTPHEADER] = $existing_headers;
    } else {
      $opts[CURLOPT_HTTPHEADER] = array('Expect:');
    }

    curl_setopt_array($ch, $opts);
    $result = curl_exec($ch);

    if (curl_errno($ch) == 60) { // CURLE_SSL_CACERT
      self::errorLog('Invalid or no certificate authority found, '.
                     'using bundled information');
      curl_setopt($ch, CURLOPT_CAINFO,
                  dirname(__FILE__) . '/fb_ca_chain_bundle.crt');
      $result = curl_exec($ch);
    }

    // With dual stacked DNS responses, it's possible for a server to
    // have IPv6 enabled but not have IPv6 connectivity.  If this is
    // the case, curl will try IPv4 first and if that fails, then it will
    // fall back to IPv6 and the error EHOSTUNREACH is returned by the
    // operating system.
    if ($result === false && empty($opts[CURLOPT_IPRESOLVE])) {
        $matches = array();
        $regex = '/Failed to connect to ([^:].*): Network is unreachable/';
        if (preg_match($regex, curl_error($ch), $matches)) {
          if (strlen(@inet_pton($matches[1])) === 16) {
            self::errorLog('Invalid IPv6 configuration on server, '.
                           'Please disable or get native IPv6 on your server.');
            self::$CURL_OPTS[CURLOPT_IPRESOLVE] = CURL_IPRESOLVE_V4;
            curl_setopt($ch, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V4);
            $result = curl_exec($ch);
          }
        }
    }

    if ($result === false) {
      $e = new FacebookApiException(array(
        'error_code' => curl_errno($ch),
        'error' => array(
        'message' => curl_error($ch)."\n".$opts[CURLOPT_POSTFIELDS]."<br/>".$opts[CURLOPT_URL]."\n",
        'type' => 'CurlException',
        ),
      ));
      curl_close($ch);
      throw $e;
    }
    curl_close($ch);
    return $result;
  }

当我回应$ opts [CURLOPT_POSTFIELDS]和$ opts [CURLOPT_URL]时,两个postfields和URL都设置正确。这可能是服务器问题吗?

更新:如果我等待一些(随机的)时间和刷新页面,一切都很好。

这与IPv6的问题有关。要解决此问题,您需要在您的Facebook API中包含以下行…

if(phpversion() >= 5.3) {
Facebook::$CURL_OPTS[CURLOPT_IPRESOLVE] = CURL_IPRESOLVE_V4;
};

请注意,此选项仅适用于5.3版本的PHP,因此您应确保在代码中包含版本检测。

(来自Silvio Medice – Facebook->api(“/me”) raises “CurlException: 3: No URL set!”)

http://stackoverflow.com/questions/11353463/facebook-php-api-no-url-set-random

本站文章除注明转载外,均为本站原创或编译
转载请明显位置注明出处:Facebook PHP api:“no url set” – 随机