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DCSS Webtiles Extension Module Loader

Load the DWEM from other Webtiles sites as well.

  1. // ==UserScript==
  2. // @name         DCSS Webtiles Extension Module Loader
  3. // @description  Load the DWEM from other Webtiles sites as well.
  4. // @version      1.8
  5. // @author       refracta
  6. // @match        http://webzook.net:8080/*
  7. // @match        https://crawl.kelbi.org/*
  8. // @match        https://crawl.dcss.io/*
  9. // @match        https://crawl.akrasiac.org:8443/*
  10. // @match        https://underhound.eu:8080/*
  11. // @match        https://cbro.berotato.org:8443/*
  12. // @match        http://lazy-life.ddo.jp:8080/*
  13. // @match        http://lazy-life.ddo.jp:8000/*
  14. // @match        https://crawl.xtahua.com/*
  15. // @match        https://crawl.project357.org/*
  16. // @match        http://joy1999.codns.com:8081/*
  17. // @grant        none
  18. // @run-at document-start
  19. // @namespace https://greasyfork.org/users/467840
  20. // ==/UserScript==
  21.  
  22. (function () {
  23.     'use strict';
  24.     const [head] = document.getElementsByTagName('head');
  25.  
  26.     async function haltRequireJS() {
  27.         let disableRJSInjection = true;
  28.         for (const funcName of ['appendChild', 'insertBefore']) {
  29.             head['_' + funcName] = head[funcName];
  30.             head[funcName] = function (tag) {
  31.                 if (disableRJSInjection && (tag.getAttribute('data-requirecontext') !== null || tag.getAttribute('data-requiremodule') !== null)) {
  32.                     return tag;
  33.                 }
  34.                 return this['_' + funcName].apply(this, arguments);
  35.             }
  36.         }
  37.  
  38.         const scripts = head.getElementsByTagName('script');
  39.         let rjsScript = Array.from(scripts).find(s => s.src?.endsWith('require.js'));
  40.         if (!rjsScript) {
  41.             rjsScript = {src: "/static/scripts/contrib/require.js", getAttribute: () => "/static/scripts/app"};
  42.         }
  43.         rjsScript?.remove?.();
  44.  
  45.         const config = (() => {
  46.             const dataMain = rjsScript.getAttribute('data-main');
  47.             let mainScript = dataMain;
  48.             const src = mainScript.split('/');
  49.             mainScript = src.pop();
  50.             const baseUrl = src.length ? src.join('/') + '/' : './';
  51.             mainScript = mainScript.replace(/\.js$/, '');
  52.             if (/^\/|:|\?|\.js$/.test(mainScript)) {
  53.                 mainScript = dataMain;
  54.             }
  55.             return {deps: [mainScript], baseUrl};
  56.         })();
  57.  
  58.         window.require = window.define = window.requirejs = undefined;
  59.         const newRJSScript = document.createElement('script');
  60.         newRJSScript.src = rjsScript.src;
  61.         await new Promise(resolve => {
  62.             newRJSScript.onload = newRJSScript.onreadystatechange = () => {
  63.                 if (!newRJSScript.readyState || /loaded|complete/.test(newRJSScript.readyState)) {
  64.                     newRJSScript.onload = newRJSScript.onreadystatechange = null;
  65.                     resolve();
  66.                 }
  67.             };
  68.             head.appendChild(newRJSScript);
  69.         });
  70.  
  71.         window.startMainScript = async () => {
  72.             disableRJSInjection = false;
  73.             require.config(config);
  74.         };
  75.     }
  76.  
  77.     (async () => {
  78.         await haltRequireJS();
  79.         // localStorage.DWEM_MODULES = JSON.stringify(['https://example.org/module.js', ...]);
  80.         // If DWEM_MODULES is not set, the following modules are loaded by default:
  81.         localStorage.DWEM_MODULES = JSON.stringify([
  82.             ...JSON.parse(localStorage.DWEM_MODULES || '[]'),
  83.             ...['io-hook', 'site-information', 'websocket-factory', 'rc-manager', 'module-manager', 'sound-support', 'convenience-module', 'advanced-rc-editor']
  84.             .map(m => "../modules/" + m + "/index.js")
  85.         ]);
  86.         localStorage.DWEM_LATEST_DURATION ||= 300;
  87.         localStorage.DWEM_LATEST_TIME ||= 0;
  88.         if (localStorage.DWEM_DEBUG === 'true') {
  89.             await import(localStorage.DWEM_DEBUG_LOADER);
  90.         } else {
  91.             const currentTime = Date.now();
  92.             if (localStorage.DWEM_LATEST_TIME && localStorage.DWEM_LATEST_DURATION) {
  93.                 const latestTime = parseInt(localStorage.DWEM_LATEST_TIME);
  94.                 const duration = parseInt(localStorage.DWEM_LATEST_DURATION);
  95.                 const cacheAge = (currentTime - latestTime) / 1000;
  96.                 console.log(`DWEM_LATEST Cache Age: ${cacheAge}s`);
  97.                 console.log(`DWEM_LATEST Cache Duration: ${duration}s`);
  98.                 if (cacheAge > duration) {
  99.                     try {
  100.                         localStorage.DWEM_LATEST = (await fetch(`https://api.github.com/repos/refracta/dcss-webtiles-extension-module/commits/main`).then(r => r.json())).sha;
  101.                         localStorage.DWEM_LATEST_TIME = Date.now();
  102.                     } catch (e) {
  103.                     }
  104.                 }
  105.             }
  106.             localStorage.DWEM_LATEST = localStorage.DWEM_LATEST || 'latest';
  107.             await import(`https://cdn.jsdelivr.net/gh/refracta/dcss-webtiles-extension-module@${localStorage.DWEM_LATEST}/loader/dwem-core-loader.js`);
  108.         }
  109.     })();
  110. })();