init

Author: cclient

.DS_Store

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+### 天猫淘宝api请求签名算法服务
+
+### 该项目简单封装了从天猫淘宝，前端web页面提取的签名算法，因数据抓取服务不全是由js实现，为方便应用，封装为web服务，供其他语言项目调用
+
+### 天猫淘宝的接口访问方式为 http jsonp api，调用时需对请求作签名
+
+#### 示例
+
+```js
+
+function test() {
+    // s = a(n.token + "&" + i + "&" + r + "&" + t.data)
+    var token = "36cf6e2437097843b0c2671005d480aa"
+    var i = '1478745430781'
+    var r = '12574478'
+    var data = '{"app":"tlive","sourceId":"900acac6-0d83-4b8a-9d26-dca8e9336ca9","type":1,"timeStamp":1477488912630,"id":"200216664"}'
+    var s = sign(token + "&" + i + "&" + r + "&" + data)
+// s=50985d6f8f00c9cbb2fb7c5a98f3008a
+    var tt = 'e7648eaf00c07e744ffe27e1ae37db5f_1478764995915&1478763990723&12574478&{"app":"tlive","sourceId":"900acac6-0d83-4b8a-9d26-dca8e9336ca9","type":1,"direction":0,"timeStamp":1477485240775,"id":199720496,"count":20,"includeCommentCount":true}'
+    var aa = '7e666c912e7a55abe5010f804722d5a5&1478748652065&12574478&{"app":"tlive","sourceId":"900acac6-0d83-4b8a-9d26-dca8e9336ca9","type":1,"timeStamp":1477484451253,"id":"199686181"}'
+    var ss = sign(aa)
+    console.log(ss)
+// 22ed6f6eaa5334f70b3a9ac66e1b33f6
+    '7e666c912e7a55abe5010f804722d5a5&1478756923699&12574478&{"app":"tlive","sourceId":"900acac6-0d83-4b8a-9d26-dca8e9336ca9","type":1,"timeStamp":1477485727641,"id":"199770637"}'
+}
+
+```
+

README.md

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+var express = require('express');
+var path = require('path');
+var favicon = require('serve-favicon');
+var logger = require('morgan');
+// var cookieParser = require('cookie-parser');
+var bodyParser = require('body-parser');
+var tmall = require('./routes/tmall');
+
+var app = express();
+// view engine setup
+app.set('views', path.join(__dirname, 'views'));
+app.set('view engine', 'ejs');
+
+// uncomment after placing your favicon in /public
+//app.use(favicon(__dirname + '/public/favicon.ico'));
+app.use(logger('dev'));
+app.use(bodyParser.json());
+app.use(bodyParser.urlencoded({extended: false}));
+// app.use(cookieParser());
+app.use(express.static(path.join(__dirname, 'public')));
+
+app.use('/tmall', tmall);
+
+// catch 404 and forward to error handler
+app.use(function (req, res, next) {
+    var err = new Error('Not Found');
+    err.status = 404;
+    next(err);
+});
+
+// error handlers
+
+// development error handler
+// will print stacktrace
+// if (app.get('env') === 'development') {
+//     app.use(function (err, req, res, next) {
+//         res.status(err.status || 500);
+//         res.render('error', {
+//             message: err.message,
+//             error: err
+//         });
+//     });
+// }
+//
+// // production error handler
+// // no stacktraces leaked to user
+// app.use(function (err, req, res, next) {
+//     res.status(err.status || 500);
+//     res.render('error', {
+//         message: err.message,
+//         error: {}
+//     });
+// });
+
+module.exports = app;

app.js

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+#!/usr/bin/env node
+
+/**
+ * Module dependencies.
+ */
+
+var app = require('../app');
+var debug = require('debug')('baidusingserver:server');
+var http = require('http');
+
+/**
+ * Get port from environment and store in Express.
+ */
+
+var port = normalizePort(process.env.PORT || '3000');
+app.set('port', port);
+
+/**
+ * Create HTTP server.
+ */
+
+var server = http.createServer(app);
+
+/**
+ * Listen on provided port, on all network interfaces.
+ */
+
+server.listen(port);
+server.on('error', onError);
+server.on('listening', onListening);
+
+/**
+ * Normalize a port into a number, string, or false.
+ */
+
+function normalizePort(val) {
+  var port = parseInt(val, 10);
+
+  if (isNaN(port)) {
+    // named pipe
+    return val;
+  }
+
+  if (port >= 0) {
+    // port number
+    return port;
+  }
+
+  return false;
+}
+
+/**
+ * Event listener for HTTP server "error" event.
+ */
+
+function onError(error) {
+  if (error.syscall !== 'listen') {
+    throw error;
+  }
+
+  var bind = typeof port === 'string'
+    ? 'Pipe ' + port
+    : 'Port ' + port;
+
+  // handle specific listen errors with friendly messages
+  switch (error.code) {
+    case 'EACCES':
+      console.error(bind + ' requires elevated privileges');
+      process.exit(1);
+      break;
+    case 'EADDRINUSE':
+      console.error(bind + ' is already in use');
+      process.exit(1);
+      break;
+    default:
+      throw error;
+  }
+}
+
+/**
+ * Event listener for HTTP server "listening" event.
+ */
+
+function onListening() {
+  var addr = server.address();
+  var bind = typeof addr === 'string'
+    ? 'pipe ' + addr
+    : 'port ' + addr.port;
+  debug('Listening on ' + bind);
+}

bin/www

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+{
+  "name": "tmallsign",
+  "version": "0.0.1",
+  "private": true,
+  "scripts": {
+    "start": "node ./bin/www"
+  },
+  "dependencies": {
+    "body-parser": "~1.12.0",
+    "debug": "~2.1.1",
+    "ejs": "~2.3.1",
+    "express": "~4.12.2",
+    "morgan": "~1.5.1",
+    "serve-favicon": "~2.2.0"
+  }
+}