SaeTClientV2::is_followed_by_name PHP Method

    function is_followed_by_name($target_name, $source_name = NULL)
    {
        $params = array();
        $params['target_screen_name'] = $target_name;
        if ($source_name != NULL) {
            $params['source_screen_name'] = $source_name;
        }
        return $this->oauth->get('friendships/show', $params);
    }

 public function getFriendID($myUsername, $name)
 {
     $token = getWeiboToken();
     if (!$token) {
         throw new InvalidArgumentException('no token');
     }
     $c = new SaeTClientV2(WB_AKEY, WB_SKEY, $token);
     $array = $c->is_followed_by_name($myUsername, urldecode($name));
     if ($array['target']['followed_by'] or $array['target']['following']) {
         return $array['source']['id'];
     }
     return false;
 }