Home\Controller\MemberController::delete PHP Method

    public function delete()
    {
        $item_id = I("item_id/d") ? I("item_id/d") : 0;
        $login_user = $this->checkLogin();
        if (!$this->checkItemCreator($login_user['uid'], $item_id)) {
            $this->message(L('no_permissions'));
            return;
        }
        $username = I("username") ? I("username") : 0;
        if ($username) {
            $ret = D("ItemMember")->where(" item_id = '%d' and username = '%s'  ", array($item_id, $username))->delete();
        }
        if ($ret) {
            $this->sendResult($ret);
        } else {
            $return['error_code'] = 10103;
            $return['error_message'] = 'request  fail';
            $this->sendResult($return);
        }
    }