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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      0.1.9
  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.  
  30.   let id // timeout id
  31.  
  32.   function getSig () {
  33.     // get username
  34.     let user = document.querySelector('.u-login-id a')
  35.     if (!user) return
  36.     user = user.title
  37.  
  38.     // get sig
  39.     const signature = GM_getValue('sig-' + user, defaultSig)
  40.     return signature
  41.   }
  42.  
  43.   function addPostSig () {
  44.     log('addPostSig')
  45.     const div = document.getElementById('post_content')
  46.     if (!div) return
  47.     div.value += '\n' + getSig()
  48.     return true
  49.   }
  50.  
  51.   function addQuickSig () {
  52.     log('addQuickSig')
  53.  
  54.     // check whether page is loaded by comparing URL with real displayed page
  55.     const page = document.querySelector('.page-select a')
  56.     if (!page) return
  57.     const curPage = page.text
  58.     if (!window.location.href.match(/\?p=(\d+)/)) {
  59.       if (curPage !== '1') return
  60.     } else {
  61.       const hrefPage = window.location.href.match(/\?p=(\d+)/)[1]
  62.       if (hrefPage !== curPage) return
  63.     }
  64.  
  65.     const div = document.getElementsByName('content')[0]
  66.     if (!div) return
  67.  
  68.     div.value += '\n' + getSig()
  69.     log('add value')
  70.     return true
  71.   }
  72.  
  73.   function addSigPanel () {
  74.     log('sigPanel')
  75.  
  76.     const div = document.createElement('div')
  77.     const postItems = document.getElementsByClassName('post-list-item')
  78.     const referNode = postItems[postItems.length - 2]
  79.     referNode.appendChild(div)
  80.  
  81.     div.outerHTML =
  82.       `<br><br><div>
  83.        <div class="post-m">byr-signature自定义签名</div>
  84.        <div class="byr-signature" style="border:1px solid #c9d7f1;padding:5px;width:680px">
  85.        <textarea class="post-textarea" name="sig-content" placeholder="在此输入你的签名"></textarea><br>
  86.        </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>`
  87.  
  88.     const userSig = document.getElementsByName('sig-content')[0]
  89.  
  90.     userSig.value = getSig()
  91.     const saveButton = document.getElementsByName('saveSig')[0]
  92.  
  93.     // get username
  94.     let user = document.querySelector('.u-login-id a')
  95.     if (!user) return
  96.     user = user.title
  97.     saveButton.addEventListener('click', function () {
  98.       GM_setValue('sig-' + user, userSig.value)
  99.     })
  100.   }
  101.  
  102.   function polling () {
  103.     log('polling')
  104.  
  105.     if (window.location.href.indexOf('#!article') === -1) return
  106.     window.clearTimeout(id) // clear timeout if it already exists
  107.  
  108.       ; (function cb () {
  109.         if (window.location.href.indexOf('/post') > -1) {
  110.           if (addPostSig()) {
  111.             addSigPanel()
  112.             return
  113.           }
  114.         } else if (addQuickSig()) return
  115.         id = setTimeout(cb, 300)
  116.       })()
  117.   }
  118.  
  119.   if (window.location.href.indexOf('#!article') > -1) polling()
  120.   window.addEventListener('hashchange', polling)
  121. })()