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1
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'use strict';
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2
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3
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const superagent = require('superagent'),
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4
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co = require('co'),
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5
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thunkify = require('thunkify');
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6
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7
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superagent.Request.prototype.endThunk = thunkify(superagent.Request.prototype.end);
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8
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9
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// 直接从主页上扒下来的，加密算法
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10
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const encodeInp = (input) => {
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11
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const keyStr = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
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12
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let output = '';
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13
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let chr1, chr2, chr3 = '';
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14
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let enc1, enc2, enc3, enc4 = '';
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15
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let i = 0;
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16
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do {
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17
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chr1 = input.charCodeAt(i++);
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18
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chr2 = input.charCodeAt(i++);
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19
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chr3 = input.charCodeAt(i++);
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20
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enc1 = chr1 >> 2;
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21
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enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
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22
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enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
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23
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enc4 = chr3 & 63;
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24
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if (isNaN(chr2)) {
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25
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enc3 = enc4 = 64;
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26
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} else if (isNaN(chr3)) {
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27
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enc4 = 64;
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28
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}
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29
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output += keyStr.charAt(enc1) + keyStr.charAt(enc2) + keyStr.charAt(enc3) + keyStr.charAt(enc4);
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30
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} while (i < input.length);
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31
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return output;
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32
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};
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33
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34
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exports = module.exports = {
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35
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// 登入模块
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36
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login: co.wrap(function *(id, pwd) {
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37
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let ires, iires;
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38
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39
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// 通过GET首页，来获取cookie
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40
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try {
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41
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ires = yield superagent
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42
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.get('http://csujwc.its.csu.edu.cn/jsxsd')
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43
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.endThunk();
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44
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} catch (err) {
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45
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let message = {
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46
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inner: `Failed to get the Cookie for login.\n${err.stack}`,
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47
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public: '获取Cookie失败'
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48
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};
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49
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throw message;
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50
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}
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51
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52
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const headers = {
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53
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Host: 'csujwc.its.csu.edu.cn',
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54
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Connection: 'keep-alive',
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55
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'Cache-Control': 'max-age=0',
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56
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Accept: 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8',
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57
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Origin: 'http://csujwc.its.csu.edu.cn',
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58
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'Upgrade-Insecure-Requests': 1,
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59
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'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.87 Safari/537.36',
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60
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'Content-Type': 'application/x-www-form-urlencoded',
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61
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Referer: 'http://csujwc.its.csu.edu.cn/jsxsd/',
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62
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'Accept-Encoding': 'gzip, deflate',
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63
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'Accept-Language': 'zh-CN,zh;q=0.8',
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64
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Cookie: ires.headers['set-cookie']
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65
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};
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66
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67
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try {
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68
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iires = yield superagent
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69
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.post('http://csujwc.its.csu.edu.cn/jsxsd/xk/LoginToXk')
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70
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.set(headers)
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71
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.type('form')
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72
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.send({ encoded: `${encodeInp(id)}%%%${encodeInp(pwd)}` })
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73
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.endThunk();
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74
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} catch (err) {
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75
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let message = {
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76
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inner: `Failed to login\n${err.stack}`,
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77
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public: '登录失败'
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78
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};
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79
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throw message;
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80
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}
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81
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82
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if (/POST/i.test(iires.req.method)) {
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83
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let err = new Error('The request method to the logged-in page is POST instead of GET');
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84
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let message = {
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85
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inner: `Failed to login (possibily id or password provided were wrong)\n${err.stack}`,
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86
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public: '登录失败，可能是用户名或密码错误，请确认参数已URL转义'
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87
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};
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88
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throw message;
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89
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}
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90
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91
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return headers;
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92
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}),
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93
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// 登出模块
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94
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logout: co.wrap(function *(headers) {
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95
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try {
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96
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yield superagent
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97
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.get(`http://csujwc.its.csu.edu.cn/jsxsd/xk/LoginToXk?method=exit&tktime=${new Date().getTime()}`)
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98
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.set(headers)
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99
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.endThunk();
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100
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} catch (err) {
|
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101
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// res已经sent了，所以没有public的message
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102
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let message = {
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103
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inner: `Failed to logout\n${err.stack}`
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104
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};
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105
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throw message;
|
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106
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}
|
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107
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})
|
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108
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};
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109
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Equim-chan /
csu-ems-api
