CORE-POS/IS4C

<?php
/*******************************************************************************

    Copyright 2013 Whole Foods Co-op

    This file is part of IT CORE.

    IT CORE is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    IT CORE is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    in the file license.txt along with IT CORE; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

*********************************************************************************/

namespace COREPOS\pos\lib\Tenders;
use COREPOS\pos\lib\DisplayLib;
use \CoreLocal;

class NoChangeTender extends TenderModule 
{

    public function errorCheck()
    {
        if (($this->amount > (CoreLocal::get("amtdue") + 0.005)) && CoreLocal::get("amtdue") >= 0) {
            return DisplayLib::boxMsg(
                _('max tender is ') . CoreLocal::get('amtdue'),
                _('no change allowed'),
                false,
                DisplayLib::standardClearButton()
            );
        }

        return true;
    }
}