SaeTClientV2::follow_by_id PHP Method

    function follow_by_id($uid)
    {
        $params = array();
        $this->id_format($uid);
        $params['uid'] = $uid;
        return $this->oauth->post('friendships/create', $params);
    }

 public function follow_office()
 {
     if (!defined('WB_OFFICE_UID') || !is_int(WB_OFFICE_UID)) {
         return;
     }
     $c = new SaeTClientV2(WB_AKEY, WB_SKEY, $_SESSION['sina']['token']['access_token']);
     return $c->follow_by_id(WB_OFFICE_UID);
 }