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Discord Keyword Notification -updated

Displays a windows notification whenever a user mentions specific textual word(s) in a channel. The script must be manually edited to configure the keywords.

  1. // ==UserScript==
  2. // @name         Discord Keyword Notification -updated
  3. // @namespace    http://tampermonkey.net/
  4. // @version      1.0.0
  5. // @license      GNU AGPLv3
  6. // @author       noxtrip (original by jcunews) 
  7. // @description  Displays a windows notification whenever a user mentions specific textual word(s) in a channel. The script must be manually edited to configure the keywords.
  8. // @match        *://discordapp.com/*
  9. // @match        *://discord.com/*
  10. // @grant       GM_notification
  11. // @require     http://code.jquery.com/jquery-1.12.4.min.js
  12. // ==/UserScript==
  13.  
  14. (function() {
  15.  
  16.   //=== CONFIGURATION BEGIN ===
  17.  
  18.   //maximum duration to display notification
  19.   var notificationDuration = 50000; //in milliseconds. 1000ms = 1 second. 0 or less = disable auto-dismiss notification.
  20.  
  21.   //keywords are specified as regular expression. note: the "g" flag is required.
  22.   //quick tutorial: https://www.codeproject.com/Articles/199382/Simple-and-Useful-JavaScript-Regular-Expression-Tu
  23.   //full tutorial: https://www.regular-expressions.info/tutorial.html
  24.   var keywordsRegexp = /leech|snip/gi;
  25.  
  26.   //=== CONFIGURATION END ===
  27.  
  28.   var observer, observing, selector = '[class^="scrollerInner-"]', matches = [];
  29.   function notify(keywords, nt) {
  30.     Notification.requestPermission().then(function (permission) {
  31.       // If the user accepts, let's create a notification
  32.       if (permission === "granted") {
  33.         GM_notification ( {title: 'Discord match found', text: keywords[0] } );
  34.       }
  35.     });
  36.   }
  37.  
  38.   function getMatches(s, r, m) {
  39.     r = [];
  40.     while (m = keywordsRegexp.exec(s)){
  41.         r.push(m[0]);
  42.         break;
  43.     }
  44.     return r;
  45.   }
  46.  
  47.   function check(records) {
  48.     records.forEach(function(record) {
  49.       record.addedNodes.forEach(function(node, m, s) {
  50.         if (
  51.           node && (!node.previousElementSibling || !(/hasMore/).test(node.previousElementSibling.className)) &&
  52.           !node.querySelector('[class*="isSending-"]') && (node = node.querySelector('[class^="markup-"]')) &&
  53.           ((m = getMatches(node.textContent)).length)
  54.         ) {
  55.            notify(m);
  56.         }
  57.       });
  58.     });
  59.   }
  60.  
  61.   function init(observerInit) {
  62.     observerInit = {childList: true, subtree: true};
  63.     setInterval(function(ele) {
  64.       if (location.pathname.substr(0, 10) === "/channels/") {
  65.         if (!observing && (ele = document.querySelector(selector))) {
  66.           observing = true;
  67.           if (!observer) observer = new MutationObserver(check);
  68.           observer.observe(ele, observerInit);
  69.         }
  70.       } else if (observing) {
  71.         observer.disconnect();
  72.         observing = false;
  73.       }
  74.     }, 500);
  75.   }
  76.  
  77.   if (window.Notification) {
  78.     Notification.requestPermission().then(function() {
  79.       if (Notification.permission === "granted") {
  80.         init();
  81.       } else alert("Access to Browser Notification feature is not granted by user.\nKeyword notification can not be displayed.");
  82.     });
  83.   } else alert("Browser Notification feature is disabled or not supported.");
  84.  
  85. })();