easypay-node-sdk
Version:
彩虹易支付类似平台nodejs版sdk
291 lines (252 loc) • 8.43 kB
JavaScript
/**
* @author BWmelom
* @desc 适用于 http://www.hackwl.cn/jkwd/ 类型的易支付
*/
const {
createHash
} = require('crypto');
const request = require('request');
const rp = require('request-promise');
/**
* JS版对象排序
* @param {Object} inputArr 对象
* @param {*} sort_flags
*/
const ksort = function (inputArr, sort_flags) {
var tmp_arr = {},
keys = [],
sorter, i, k, that = this,
strictForIn = false,
populateArr = {};
switch (sort_flags) {
case 'SORT_STRING':
// compare items as strings
sorter = function (a, b) {
return that.strnatcmp(a, b);
};
break;
case 'SORT_LOCALE_STRING':
// compare items as strings, original by the current locale (set with i18n_loc_set_default() as of PHP6)
var loc = this.i18n_loc_get_default();
sorter = this.php_js.i18nLocales[loc].sorting;
break;
case 'SORT_NUMERIC':
// compare items numerically
sorter = function (a, b) {
return ((a + 0) - (b + 0));
};
break;
// case 'SORT_REGULAR': // compare items normally (don't change types)
default:
sorter = function (a, b) {
var aFloat = parseFloat(a),
bFloat = parseFloat(b),
aNumeric = aFloat + '' === a,
bNumeric = bFloat + '' === b;
if (aNumeric && bNumeric) {
return aFloat > bFloat ? 1 : aFloat < bFloat ? -1 : 0;
} else if (aNumeric && !bNumeric) {
return 1;
} else if (!aNumeric && bNumeric) {
return -1;
}
return a > b ? 1 : a < b ? -1 : 0;
};
break;
}
// Make a list of key names
for (k in inputArr) {
if (inputArr.hasOwnProperty(k)) {
keys.push(k);
}
}
keys.sort(sorter);
// BEGIN REDUNDANT
this.php_js = this.php_js || {};
this.php_js.ini = this.php_js.ini || {};
// END REDUNDANT
strictForIn = this.php_js.ini['phpjs.strictForIn'] && this.php_js.ini['phpjs.strictForIn'].local_value && this.php_js
.ini['phpjs.strictForIn'].local_value !== 'off';
populateArr = strictForIn ? inputArr : populateArr;
// Rebuild array with sorted key names
for (i = 0; i < keys.length; i++) {
k = keys[i];
tmp_arr[k] = inputArr[k];
if (strictForIn) {
delete inputArr[k];
}
}
for (i in tmp_arr) {
if (tmp_arr.hasOwnProperty(i)) {
populateArr[i] = tmp_arr[i];
}
}
return strictForIn || populateArr;
}
/**
* @param {string} algorithm
* @param {any} content
* @return {string}
*/
const encrypt = (algorithm, content) => {
let hash = createHash(algorithm)
hash.update(content)
return hash.digest('hex')
}
/**
* @param {any} content
* @return {string}
*/
const md5 = (content) => encrypt('md5', content)
class Easypay {
/**
* @param {String} options.domain 商家请求域名 例：http://pay.hackwl.cn
* @param {String} options.pid 对接ID
* @param {String} options.key 对接密钥
*/
constructor({
domain,
pid,
key
}) {
this.domain = domain,
this.pid = pid;
this.key = key;
}
/**
* API-查询商户信息与结算规则
*/
query() {
var config = {
act: 'query'
};
var url = `${this.domain}/api.php?act=${config.act}&pid=${this.pid}&key=${this.key}`;
request(url, (err, res) => {
if (!err && res.statusCode == 200) {
return res.body;
}
})
}
/**
* API-修改结算账号 如果商家关闭修改接口，此时将会返回html字符串
* @param {String} account 支付宝账号
* @param {String} username 支付宝姓名
*/
change(account, username) {
var config = {
act: 'change'
}
var url = `${this.domain}/api.php?act=${config.act}&pid=${this.pid}&key=${this.key}&account=${account}&username=${username}`
request(url, (err, res) => {
if (!err && res.statusCode == 200) {
return res.body;
}
})
}
/**
* API-查询结算记录
*/
settle() {
var config = {
act: 'settle'
}
var url = `${this.domain}/api.php?act=${config.act}&pid=${this.pid}&key=${this.key}`
request(url, (err, res) => {
if (!err && res.statusCode == 200) {
return res.body;
}
})
}
/**
* API-批量查询订单
*/
orders() {
var config = {
act: 'orders'
}
var url = `${this.domain}/api.php?act=${config.act}&pid=${this.pid}&key=${this.key}`
request(url, (err, res) => {
if (!err && res.statusCode == 200) {
return res.body;
}
})
}
/**
* API-查询单个订单
* @param {String} out_trade_no 商家订单号
*/
order(out_trade_no) {
var config = {
act: 'order'
}
var url = `${this.domain}/api.php?act=${config.act}&pid=${this.pid}&key=${this.key}&out_trade_no=${out_trade_no}`
return rp(url);
}
/**
* API-二维码下单接口
* args示例
* {
* type: 'alipay',
* out_trade_no: '1578828234686',
* notify_url: 'http://域名/notify_url.php',
* name: '测试',
* money: '0.01',
* sitename: '测试网站'
* }
*/
qrpay(args) {
// 支付宝签名算法：https://docs.open.alipay.com/common/104741
var config = {
pid: this.pid,
...args
}
// 重新排序对象 按照首字符开始排序
const obj = ksort(config); //
var sign = "";
// 拼接签名字符串
for (var key in obj) {
sign += obj[key] == '' ? '' : key + "=" + obj[key] + "&";
}
// 去掉最后一个&字符并进行md5加密
sign = md5(sign.substring(0, sign.length - 1) + this.key);
var url = `${this.domain}/qrcode.php?pid=${this.pid}&type=${config.type}&out_trade_no=${config.out_trade_no}¬ify_url=${config.notify_url}&name=${config.name}&money=${config.money}&sign=${sign}&sign_type=MD5`
request(url, (err, res) => {
if (!err && res.statusCode == 200) {
return res.body;
}
})
}
/**
* 发起支付
* @param {Object} args 发起支付需要的参数对象
* 返回支付地址，可用于生成二维码扫码后跳转支付或者直接跳转支付
* args示例
* {
* type: 'alipay',
* out_trade_no: '1578828234686',
* notify_url: 'http://域名/notify_url.php',
* return_url: 'http://域名/return_url.php',
* name: '测试',
* money: '0.01',
* sitename: '测试网站'
* }
*/
pay(args) {
// 支付宝签名算法：https://docs.open.alipay.com/common/104741
var config = {
pid: this.pid,
...args
}
// 重新排序对象 按照首字符开始排序
const obj = ksort(config); //
var sign = "";
// 拼接签名字符串
for (var key in obj) {
sign += obj[key] == '' ? '' : key + "=" + obj[key] + "&";
}
// 去掉最后一个&字符并进行md5加密
sign = md5(sign.substring(0, sign.length - 1) + this.key);
return `${this.domain}/submit.php?pid=${this.pid}&type=${config.type}&out_trade_no=${config.out_trade_no}¬ify_url=${config.notify_url}&return_url=${config.return_url}&name=${config.name}&money=${config.money}&sitename=${config.sitename}&sign=${sign}&sign_type=MD5`
}
}
module.exports = Easypay