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ChatWork Notification

ChatWork notification for Scriptish

  1. // ==UserScript==
  2. // @id             chatwork_notification
  3. // @name           ChatWork Notification
  4. // @version        1.0
  5. // @namespace      http://efcl.info/
  6. // @author         azu
  7. // @description    ChatWork notification for Scriptish
  8. // @include        https://www.chatwork.com/*
  9. // @run-at         window-load
  10. // @icon           https://www.chatwork.com/favicon.ico
  11. // ==/UserScript==
  12. (function(){
  13.     var prevUnreadCount = 0;
  14.     var roomList = document.getElementById("cw_roomlist_items");
  15.     if (!roomList){
  16.         console.log("チャット画面ではない?");
  17.         return;
  18.     }
  19.     /*
  20.      http://domes.lingua.heliohost.org/webapi/intro-domcore1.html
  21.      https://hacks.mozilla.org/2012/05/dom-mutationobserver-reacting-to-dom-changes-without-killing-browser-performance/
  22.      */
  23.     var MutationObserver = window.MutationObserver || window.WebKitMutationObserver || window.MozMutationObserver;
  24.  
  25.     var openChatWork = function(){
  26.         GM_openInTab(location.href, false, true);
  27.     };
  28.  
  29.     // https://github.com/ento/chatwork-userscripts
  30.     function getUnreadCount(){
  31.         return unsafeWindow.RL.unread_sum.contact;
  32.     }
  33.  
  34.     var observer = new MutationObserver(function(mutations){
  35.         mutations.forEach(function(mutation){
  36.             if (mutation.type === 'childList'){
  37.                 var unreadCount = getUnreadCount()
  38.                 // roomに新規メッセージがついた場合
  39.                 if (prevUnreadCount < unreadCount){
  40.                     GM_notification("new message", "ChatWork", null, openChatWork);
  41.                 }
  42.                 prevUnreadCount = unreadCount;
  43.             }
  44.         });
  45.     });
  46.  
  47.     observer.observe(roomList, {
  48.         attributes : false,
  49.         childList : true,
  50.         characterData : false
  51.     });
  52. })();