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Trello - 修改背景

修改trello背景图片

当前为 2016-12-17 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name         Trello - change bg set cookie
  3. // @name:zh-CN   Trello - 修改背景
  4. // @namespace    null
  5. // @homepageurl  null
  6. // @version      1.1.3
  7. // @description  修改trello背景
  8. // @description:zh-CN 修改trello背景图片
  9. // @author       will
  10. // @match        http*://*trello.com/b/*
  11. // @grant        none
  12. // ==/UserScript==
  13. var setCookie = function (name, value) {
  14.     if(localStorage){
  15.         localStorage.setItem(name, value);
  16.     }else{
  17.         var days = 30;
  18.         var exp = new Date();
  19.         exp.setTime(exp.getTime() + days * 24 * 60 * 60 * 1000);
  20.         document.cookie = name + "=" + escape(value) + ";expires=" + exp.toGMTString();
  21.     }
  22. };
  23. var getCookie = function(name) {
  24.     var ret = "";
  25.     if(localStorage){
  26.         ret = localStorage.getItem(name);
  27.     }else{
  28.         var reg = new RegExp("(^| )" + name + "=([^;]*)(;|$)");
  29.         var arr = document.cookie.match(reg);
  30.         if (arr) {
  31.             ret = unescape(arr[2]);
  32.         }
  33.     }
  34.     return ret;
  35. };
  36. var addbg = function(){
  37.     if($("body").css("background-image") == 'none'){
  38.         var bg = getCookie('background-image') || "http://cdn.duitang.com/uploads/item/201211/29/20121129205623_QtGLE.jpeg";
  39.         $("body").css("background-image","url("+bg+")");
  40.     }
  41. };
  42.  
  43. var addbgBtn = function(){
  44.     var flag = $('#changeBg20161216').html();
  45.     if(!flag){
  46.         var changeBg = $('<a class="board-header-btn board-header-btn-org-name board-header-btn-without-icon"><span class="board-header-btn-text" id="changeBg20161216">修改背景</span></a>');
  47.         $('div.board-header').append(changeBg); // 添加按钮
  48.         changeBg.click(function(){
  49.             var bg = getCookie('background-image') || "http://cdn.duitang.com/uploads/item/201211/29/20121129205623_QtGLE.jpeg";
  50.             var bg_val = prompt("请输入背景地址",bg);
  51.             if(bg_val){
  52.                 setCookie('background-image',bg_val);
  53.                 $("body").css("background-image","url("+bg_val+")");
  54.             }
  55.         });
  56.     }
  57. };
  58. var init = function() {
  59.     setInterval(function(){
  60.         addbgBtn();
  61.         addbg();
  62.     },1000);
  63. };
  64.  
  65. $(function(){
  66.     init();
  67. });