/**
  * Twitter search callback.
  */
 public function twitter_search_callback()
 {
     global $current_user;
     $action = $_POST['action_type'];
     $term = $_POST['term'];
     $postId = $_POST['post_id'];
     check_ajax_referer('twitter_search_term');
     if (Collaboration::twitter_search($action, $postId, $current_user->ID, $term)) {
         echo '{"success":"OK"}';
     } else {
         echo '{"errors":"FAIL"}';
     }
     die;
 }
 /**
  * Twitter search callback.
  */
 public function twitter_search_callback()
 {
     global $current_user;
     $action = $_POST["action_type"];
     $term = $_POST["term"];
     $postId = $_POST["post_id"];
     check_ajax_referer('twitter_search_term');
     if (Collaboration::twitter_search($action, $postId, $current_user->ID, $term)) {
         echo "{\"success\":\"OK\"}";
     } else {
         echo "{\"errors\":\"FAIL\"}";
     }
     die;
 }