/**
  * user is currenctly connected to Faceboo
  *
  *
  */
 public function isConnectedToLinkedin()
 {
     return LinkedinCallback::get_current_user();
 }
 /**
  *
  * If we can not find enough followers, we add any user.
  *
  * @param Int $limit - the number of users returned, set to -1 to return maximum
  * @param String $search - the users searched for
  *
  * @return Array (array("id" => ..., "name" => ...., "picture" => ...))
  */
 public static function get_list_of_friends($limit = 12, $searchString = "")
 {
     if ($limit == -1) {
         $limit = self::get_number_of_friends_that_can_be_retrieved();
     }
     $finalArray = array();
     $member = Member::currentUser();
     if ($member && $member->LinkedinID) {
         $linkedinCallback = new LinkedinCallback();
         if ($linkedinCallback->getConsumer()) {
             $me = null;
             if (Director::isDev()) {
                 $me = self::get_current_user();
             }
             // Set LinkedIn URI
             $linkedinCallback->client->setUri('https://api.linkedin.com/v1/people/~/connections:(id,first-name,last-name,picture-url)');
             //				//
             // Set Method (GET, POST or PUT)
             $linkedinCallback->client->setMethod(Zend_Http_Client::GET);
             // Get Request Response
             $linkedinCallback->client->setHeaders('x-li-format', 'json');
             $response = $linkedinCallback->client->request();
             $data = $response->getBody();
             $data = json_decode($data);
             if ($me) {
                 //adding yourself to the top of the list
                 array_unshift($data->values, $me);
             }
             if ($data && is_object($data) && $data->values && is_array($data->values) && count($data->values)) {
                 foreach ($data->values as $key => $friend) {
                     if ($key > $limit) {
                         break;
                     }
                     if (empty($friend->firstName)) {
                         $friend->firstName = "";
                     }
                     if (empty($friend->lastName)) {
                         $friend->lastName = "";
                     }
                     if (empty($friend->pictureUrl)) {
                         $friend->pictureUrl = "";
                     }
                     $finalArray[$key] = array("id" => $friend->id, "name" => $friend->firstName . " " . $friend->lastName, "picture" => $friend->pictureUrl);
                 }
             }
         }
     }
     if (!count($finalArray)) {
         $finalArray = null;
     }
     return $finalArray;
 }