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byr-signature

为北邮人论坛发帖添加个性签名

当前为 2016-09-02 提交的版本，查看 最新版本。

  1. /* eslint-env greasemonkey */
  2. // ==UserScript==
  3. // @name         byr-signature
  4. // @namespace    weibo.com/flowmemo
  5. // @version      0.1.8
  6. // @description  为北邮人论坛发帖添加个性签名
  7. // @author       flowmemo
  8. // @match        https://bbs.byr.cn/*
  9. // @grant        GM_getValue
  10. // @grant        GM_setValue
  11. // @license      MIT
  12. // @supportURL   https://github.com/flowmemo/byr-signature
  13. // ==/UserScript==
  14.  
  15. ; (function () {
  16.   'use strict'
  17.   const _DEBUG = 0
  18.   function log () {
  19.     if (_DEBUG === 1) console.log.apply(console, arguments)
  20.   }
  21.  
  22.   log('hello')
  23.  
  24.   const defaultSig =
  25.     `————
  26.      示例签名: 微博 [url=http://weibo.com/flowmemo][color=#0000FF]@flowmemo[/color][/url] , 现在主要写JavaScript. 关注广泛, 欢迎交流.
  27.      修改签名请到[url=https://bbs.byr.cn/#!article/WWWTechnology/post][color=#0000FF]这里[/color][/url]
  28.      [url=https://github.com/flowmemo/byr-signature][color=#0000FF]此签名通过「北邮人签名档」脚本发送[/color][/url]`
  29.   let id // timeout id
  30.  
  31.   function getSig () {
  32.     // get username
  33.     let user = document.querySelector('.u-login-id a')
  34.     if (!user) return
  35.     user = user.title
  36.  
  37.     // get sig
  38.     const signature = GM_getValue('sig-' + user, defaultSig)
  39.     return signature
  40.   }
  41.  
  42.   function addPostSig () {
  43.     log('addPostSig')
  44.     const div = document.getElementById('post_content')
  45.     if (!div) return
  46.     div.value += '\n' + getSig()
  47.     return true
  48.   }
  49.  
  50.   function addQuickSig () {
  51.     log('addQuickSig')
  52.  
  53.     // check whether page is loaded by comparing URL with real displayed page
  54.     const page = document.querySelector('.page-select a')
  55.     if (!page) return
  56.     const curPage = page.text
  57.     if (!window.location.href.match(/\?p=(\d+)/)) {
  58.       if (curPage !== '1') return
  59.     } else {
  60.       const hrefPage = window.location.href.match(/\?p=(\d+)/)[1]
  61.       if (hrefPage !== curPage) return
  62.     }
  63.  
  64.     const div = document.getElementsByName('content')[0]
  65.     if (!div) return
  66.  
  67.     div.value += '\n' + getSig()
  68.     log('add value')
  69.     return true
  70.   }
  71.  
  72.   function addSigPanel () {
  73.     log('sigPanel')
  74.  
  75.     const div = document.createElement('div')
  76.     const postItems = document.getElementsByClassName('post-list-item')
  77.     const referNode = postItems[postItems.length - 2]
  78.     referNode.appendChild(div)
  79.  
  80.     div.outerHTML =
  81.       `<br><br><div>
  82.        <div class="post-m">byr-signature自定义签名</div>
  83.        <div class="byr-signature" style="border:1px solid #c9d7f1;padding:5px;width:680px">
  84.        <textarea class="post-textarea" name="sig-content" placeholder="在此输入你的签名"></textarea><br>
  85.        </div><p><input name="saveSig" type="button" value="保存"> 保存后刷新页面生效（注意保存你的发帖内容） </p></div>`
  86.  
  87.     const userSig = document.getElementsByName('sig-content')[0]
  88.  
  89.     userSig.value = getSig()
  90.     const saveButton = document.getElementsByName('saveSig')[0]
  91.  
  92.     // get username
  93.     let user = document.querySelector('.u-login-id a')
  94.     if (!user) return
  95.     user = user.title
  96.     saveButton.addEventListener('click', function () {
  97.       GM_setValue('sig-' + user, userSig.value)
  98.     })
  99.   }
  100.  
  101.   function polling () {
  102.     log('polling')
  103.  
  104.     if (window.location.href.indexOf('#!article') === -1) return
  105.     window.clearTimeout(id) // clear timeout if it already exists
  106.  
  107.       ; (function cb () {
  108.         if (window.location.href.indexOf('/post') > -1) {
  109.           if (addPostSig()) {
  110.             addSigPanel()
  111.             return
  112.           }
  113.         } else if (addQuickSig()) return
  114.         id = setTimeout(cb, 300)
  115.       })()
  116.   }
  117.  
  118.   if (window.location.href.indexOf('#!article') > -1) polling()
  119.   window.addEventListener('hashchange', polling)
  120. })()