alibank.js
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/**
*
* @author: jiangfeng<jeff.jiang@yoho.cn>
* @date: 16/7/22
*/
'use strict';
const config = global.yoho.config;
const helpers = global.yoho.helpers;
const common = require('./common');
const sign = require('./sign');
const payHelpersBank = require('../bank');
const md5 = require('md5');
const logger = global.yoho.logger;
const ALIPAY_URL = 'https://mapi.alipay.com/gateway.do';
const Alibank = {
pay(user, order, param, protocol) {
let payParams = JSON.parse(param.payParams);
let extraParam = JSON.stringify({
sign_id_ext: user.uid,
defaultbank: param.bankCode || ''
});
let params = {
service: 'create_direct_pay_by_user',
partner: payParams.merchant_id,
_input_charset: 'utf-8',
notify_url: config.pay.serviceNotify + 'payment/alipay_notify',
return_url: protocol + ':' + helpers.urlFormat('/shopping/pay/callback/alibank'),
subject: 'BLK订单号:' + order.order_code,
out_trade_no: order.order_code,
it_b_pay: common.getPayExpireMin(order.pay_expire) + 'm',
total_fee: order.payment_amount,
payment_type: '1',
defaultbank: param.bankCode,
seller_email: payParams.merchant_other_code,
extra_common_param: extraParam
};
// TODO 防钓鱼配置,参考php
let signStr = md5(sign.raw(params) + payParams.merchant_key);
let body = sign.rawUncode(params) + '&sign=' + signStr + '&sign_type=MD5';
return {
code: 200,
data: {
href: ALIPAY_URL + '?' + body
}
};
},
notify(data, param) {
let payParams = JSON.parse(param.payParams);
let orderCode = parseInt(data.out_trade_no, 10);
let extraParam = data.extra_common_param && JSON.parse(data.extra_common_param) || {};
let bankName = payHelpersBank.getList()[extraParam.defaultbank] &&
payHelpersBank.getList()[extraParam.defaultbank].name || '';
logger.info(`Alibank notify, params = ${JSON.stringify(data)}`);
if (!this.checkNotify(data, payParams)) {
return {payResult: -1, bankName: bankName};
} else {
return {
bankName: bankName,
orderCode: orderCode,
payResult: data.trade_status === 'TRADE_SUCCESS' ? 200 : 400,
payTime: data.gmt_payment || '',
totalFee: data.total_fee,
resultMsg: data.notify_type,
payOrderCode: orderCode,
tradeNo: data.trade_no,
bankBillNo: data.bank_seq_no || ''
};
}
},
checkNotify(data, payParams) {
let signValue = data.sign;
delete data.sign;
delete data.sign_type;
delete data.code;
let signStr = md5(sign.raw(data) + payParams.merchant_key);
return signValue === signStr;
}
};
module.exports = Alibank;