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NGA User Script Loader

NGA User Script Loader 实现两个功能：1.在页面未加载 jQuery 时加载 jQuery ；2.在点击“加载上一页/下一页”按钮后重新运行用户脚本（需脚本自身配合）。

As of 2018-03-01. See the latest version.

This script should not be not be installed directly. It is a library for other scripts to include with the meta directive // @require https://update.greatest.deepsurf.us/scripts/39014/255210/NGA%20User%20Script%20Loader.js 

  1. // ==UserScript==
  2. // @name         NGA User Script Loader
  3. // @namespace    none
  4. // @version      0.0.1.20180302
  5. // @icon         http://bbs.nga.cn/favicon.ico
  6. // @description  NGA User Script Loader 实现两个功能：1.在页面未加载 jQuery 时加载 jQuery ；2.在点击“加载上一页/下一页”按钮后重新运行用户脚本（需脚本自身配合）。
  7. // @author       AgLandy
  8. // @include      /^https?:\/\/(bbs\.ngacn\.cc|nga\.178\.com|bbs\.nga\.cn)/
  9. // @grant        none
  10. // ==/UserScript==
  11.  
  12. (function(){
  13.  
  14.     if(!window.commonui)
  15.         commonui = {};
  16.  
  17.     try{
  18.         if(commonui.userScriptLoader.$)
  19.             return;
  20.     }
  21.     catch(e){
  22.         let btn = 'a[title^="加载"]',
  23.             init = function($){
  24.             commonui.userScriptLoader = {
  25.                 $: $,
  26.                 userScriptData: {},
  27.                 reload: function(){
  28.                     let usl = commonui.userScriptLoader;
  29.                     if(usl.mo)
  30.                         return;
  31.                     usl.mo = new MutationObserver(function(){
  32.                         $(btn).bind('click.userScriptLoader', usl.reload);
  33.                         $.each(usl.userScriptData, function(k, v){
  34.                             v();
  35.                         });
  36.                         usl.mo.disconnect();
  37.                         delete usl.mo;
  38.                     });
  39.                     usl.mo.observe($('div#mc')[0], {
  40.                         childList: true,
  41.                         subtree: true,
  42.                     });
  43.                 }
  44.             };
  45.             console.log('usl is ready');
  46.             $(btn).bind('click.userScriptLoader', commonui.userScriptLoader.reload);
  47.         };
  48.         if(typeof jQuery == 'undefined'){
  49.             let s = document.createElement('script');
  50.             s.type = 'text/javascript';
  51.             s.src = 'https://cdn.bootcss.com/jquery/3.2.1/jquery.min.js';
  52.             s.onload = s.onreadystatechange = function(){
  53.                 if(!this.readyState || 'loaded' === this.readyState || 'complete' === this.readyState){
  54.                     init(jQuery.noConflict());
  55.                     this.onload = this.onreadystatechange = null;
  56.                 }
  57.             };
  58.             document.head.appendChild(s);
  59.         }
  60.         else
  61.             init(jQuery);
  62.     }
  63.  
  64. })();