refund.mod.php
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<?php
/**
* [WeEngine System] Copyright (c) 2014 WE7.CC
* WeEngine is NOT a free software, it under the license terms, visited http://www.we7.cc/ for more details.
*/
defined('IN_IA') or exit('Access Denied');
function refund_order_can_refund($module, $tid) {
global $_W;
$paylog = pdo_get('core_paylog', array('uniacid' => $_W['uniacid'], 'tid' => $tid, 'module' => $module));
if (empty($paylog)) {
return error(1, '订单不存在');
}
if ($paylog['status'] != 1) {
return error(1, '此订单还未支付成功不可退款');
}
$refund_amount = pdo_getcolumn('core_refundlog', array('uniacid' => $_W['uniacid'], 'status' => 1, 'uniontid' => $paylog['uniontid']), 'SUM(fee)');
if ($refund_amount >= $paylog['card_fee']) {
return error(1, '订单已退款成功');
}
return true;
}
function refund_create_order($tid, $module, $fee = 0, $reason = '') {
load()->classs('pay');
load()->model('module');
global $_W;
$order_can_refund = refund_order_can_refund($module, $tid);
if (is_error($order_can_refund)) {
return $order_can_refund;
}
$module_info = module_fetch($module);
$moduleid = empty($module_info['mid']) ? '000000' : sprintf("%06d", $module_info['mid']);
$refund_uniontid = date('YmdHis') . $moduleid . random(8,1);
$paylog = pdo_get('core_paylog', array('uniacid' => $_W['uniacid'], 'tid' => $tid, 'module' => $module));
$refund = array (
'uniacid' => $_W['uniacid'],
'uniontid' => $paylog['uniontid'],
'fee' => empty($fee) ? $paylog['card_fee'] : $fee,
'status' => 0,
'refund_uniontid' => $refund_uniontid,
'reason' => $reason
);
pdo_insert('core_refundlog', $refund);
return pdo_insertid();
}
function refund($refund_id) {
load()->classs('pay');
global $_W;
$refundlog = pdo_get('core_refundlog', array('id' => $refund_id));
$paylog = pdo_get('core_paylog', array('uniacid' => $_W['uniacid'], 'uniontid' => $refundlog['uniontid']));
if ($paylog['type'] == 'wechat') {
$refund_param = reufnd_wechat_build($refund_id);
$wechat = Pay::create('wechat');
$response = $wechat->refund($refund_param);
unlink(ATTACHMENT_ROOT . $_W['uniacid'] . '_wechat_refund_all.pem');
if (is_error($response)) {
pdo_update('core_refundlog', array('status' => '-1'), array('id' => $refund_id));
return $response;
} else {
return $response;
}
} elseif ($paylog['type'] == 'alipay') {
$refund_param = reufnd_ali_build($refund_id);
$ali = Pay::create('alipay');
$response = $ali->refund($refund_param, $refund_id);
if (is_error($response)) {
pdo_update('core_refundlog', array('status' => '-1'), array('id' => $refund_id));
return $response;
} else {
return $response;
}
}
return error(1, '此订单退款方式不存在');
}
function reufnd_ali_build($refund_id) {
global $_W;
$setting = uni_setting_load('payment', $_W['uniacid']);
$refund_setting = $setting['payment']['ali_refund'];
if ($refund_setting['switch'] != 1) {
return error(1, '未开启支付宝退款功能！');
}
if (empty($refund_setting['private_key'])) {
return error(1, '缺少支付宝秘钥证书！');
}
$refundlog = pdo_get('core_refundlog', array('id' => $refund_id));
$paylog = pdo_get('core_paylog', array('uniacid' => $_W['uniacid'], 'uniontid' => $refundlog['uniontid']));
$refund_param = array(
'app_id' => $refund_setting['app_id'],
'method' => 'alipay.trade.refund',
'charset' => 'utf-8',
'sign_type' => 'RSA2',
'timestamp' => date('Y-m-d H:i:s'),
'version' => '1.0',
'biz_content' => array(
'out_trade_no' => $paylog['tid'],
'refund_amount' => $refundlog['fee'],
'refund_reason' => $refundlog['reason'],
)
);
$refund_param['biz_content'] = json_encode($refund_param['biz_content']);
return $refund_param;
}
function reufnd_wechat_build($refund_id) {
global $_W;
$setting = uni_setting_load('payment', $_W['uniacid']);
$refund_setting = $setting['payment']['wechat_refund'];
if ($refund_setting['switch'] != 1) {
return error(1, '未开启微信退款功能！');
}
if (empty($refund_setting['key']) || empty($refund_setting['cert'])) {
return error(1, '缺少微信证书！');
}
$refundlog = pdo_get('core_refundlog', array('id' => $refund_id));
$paylog = pdo_get('core_paylog', array('uniacid' => $_W['uniacid'], 'uniontid' => $refundlog['uniontid']));
$account = uni_fetch($_W['uniacid']);
$refund_param = array(
'appid' => $account['key'],
'mch_id' => $setting['payment']['wechat']['mchid'],
'out_trade_no' => $refundlog['uniontid'],
'out_refund_no' => $refundlog['refund_uniontid'],
'total_fee' => $paylog['card_fee'] * 100,
'refund_fee' => $refundlog['fee'] * 100,
'nonce_str' => random(8),
'refund_desc' => $refundlog['reason']
);
if ($setting['payment']['wechat']['switch'] == PAYMENT_WECHAT_TYPE_SERVICE) {
$refund_param['sub_mch_id'] = $setting['payment']['wechat']['sub_mch_id'];
$refund_param['sub_appid'] = $account['key'];
$proxy_account = uni_fetch($setting['payment']['wechat']['service']);
$refund_param['appid'] = $proxy_account['key'];
$refund_param['mch_id'] = $proxy_account['setting']['payment']['wechat_facilitator']['mchid'];
}
$cert = authcode($refund_setting['cert'], 'DECODE');
$key = authcode($refund_setting['key'], 'DECODE');
file_put_contents(ATTACHMENT_ROOT . $_W['uniacid'] . '_wechat_refund_all.pem', $cert . $key);
return $refund_param;
}