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/**
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* 自定义公共函数包
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* 这里可以写你自己的公共函数
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*/
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var CryptoJS = require("crypto-js");
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const crypto = require('crypto');
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var pubFun = {};
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/**
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* 公共函数写法示例
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* 调用示例:
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* pubFun.test();
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* 或
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* vk.myfn.test();
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*/
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pubFun.test = function(path) {
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// 此处可以直接使用 vk 实例
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let timeStr = vk.pubfn.timeFormat(new Date(), "yyyy-MM-dd hh:mm:ss");
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// 逻辑
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// ...
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// 逻辑
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return {
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timeStr,
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msg: "这是公共函数test的返回"
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}
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}
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const url = 'http://test.api.fabigbig.com:8888/api/'
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const app_id = 405942
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const app_secret = 'ODDW0vm9FvDj2RYQRmoryVnH'
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const getFadadaSign = function(params, timestamp) {
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const copyParams = {
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...params
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}
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//1. A.将参与摘要计算的业务参数按字典升序排列
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var sortedParams = Object.keys(params).sort().reduce((acc, curr, index) => {
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acc += params[curr];
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return acc;
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}, '');
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// 1.B.将 app_secret 附加到字符串串前
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const str1 = app_secret + sortedParams
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// 步骤 2.对得到的字符串进⾏SHA1 加密
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const sha1_1 = CryptoJS.SHA1(str1).toString().toUpperCase()
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console.log('sha1_1: ', sha1_1);
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// 步骤 3.计算 timestamp的MD5值,并和app_id,步骤 2 中得到的字符串拼接得到新的字符串
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const timestampMd5 = CryptoJS.MD5(timestamp).toString().toUpperCase()
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const str2 = app_id + timestampMd5 + sha1_1
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// 步骤 4.对步骤3中得到的字符串进行SHA1 加密
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const str3 = CryptoJS.SHA1(str2).toString().toUpperCase()
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// 步骤 5.对步骤 4 中得到的字符串进⾏base64 加密
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var wordArray = CryptoJS.enc.Utf8.parse(str3);
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const msg_digest = CryptoJS.enc.Base64.stringify(wordArray);
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return msg_digest;
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}
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pubFun.getFadadaSign = getFadadaSign
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/**
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* 给法大大发请求
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* @param {Object} api
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* @param {Object} params
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*/
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pubFun.fadada = async function(api, params) {
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const timestamp = vk.pubfn.timeFormat(new Date(), "yyyyMMddhhmmss");
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const msg_digest = getFadadaSign(params, timestamp)
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const res = await vk.request({
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url: url + api,
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method: "POST",
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header: {
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"content-type": "application/x-www-form-urlencoded;charset=UTF-8",
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},
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data: {
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app_id: app_id,
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timestamp,
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v: '2.0',
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msg_digest,
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...params
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}
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});
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return res;
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}
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module.exports = pubFun;
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