php-qrcode二维码

下载：http://sourceforge.net/projects/phpqrcode/

order.php

// 银行用，支付二维码显示在后台 --start
require_once ROOT_PATH . 'admin/js/phpqrcode/phpqrcode.php';
$sql = "select * from dsc_order_paycode where order_id=".$order_id;
$result = $GLOBALS['db']->getAll($sql);
$pay_name = $result['0']['pay_name'];
$pc_wx_allinpay_code = $result['0']['pc_wx_allinpay_code'];
$h5_allinpay_code = $result['0']['h5_allinpay_code'];

if ($pc_wx_allinpay_code != null){
   $pay_code = $pc_wx_allinpay_code;
}else{
   $pay_code = $h5_allinpay_code;
}
ob_start();
QRcode::png($pay_code);
$imageString = base64_encode(ob_get_contents());//付款二维码
ob_end_clean();
header("Content-type:text/html");
$qrcode='data:image/png;base64,' . chunk_split($imageString);
$smarty->assign('pay_name',$pay_name);
$smarty->assign('qrcode',$qrcode);
// --end

"data:image/png;base64,"这个必须有！

order_info.dwt

<dt>{$pay_name}</dt>
<dd style="height: 143px;">
    <img style="height: 130px;margin-left:-5px;width: 130px;" src="{$qrcode}">
</dd>