Feat: url redirect module

.gitignore

@@ -8,3 +8,4 @@ List
 Clash
 
 Modules/sukka_local_dns_mapping.sgmodule
+Modules/sukka_url_redirect.sgmodule

Build/build-internal-cdn-rules.js

@@ -10,12 +10,7 @@ const { compareAndWriteFile } = require('./lib/create-file');
 const { getGorhillPublicSuffixPromise } = require('./lib/get-gorhill-publicsuffix');
 const { createCachedGorhillGetDomain } = require('./lib/cached-tld-parse');
 
-/**
- * @param {string} string
- */
-const escapeRegExp = (string) => {
-  return string.replaceAll(/[$()*+.?[\\\]^{|}]/g, '\\$&');
-};
+const escapeRegExp = (string = '') => string.replaceAll(/[$()*+.?[\\\]^{|}]/g, '\\$&');
 
 const buildInternalCDNDomains = task(__filename, async () => {
   const set = new Set();

Build/build-redirect-module.js

@@ -0,0 +1,99 @@
+// @ts-check
+
+const path = require('path');
+const { task } = require('./lib/trace-runner');
+const { compareAndWriteFile } = require('./lib/create-file');
+const tldts = require('tldts');
+
+function escapeRegExp(string = '') {
+  const reRegExpChar = /[$()*+.?[\\\]^{|}]/g;
+  const reHasRegExpChar = new RegExp(reRegExpChar.source);
+
+  return string && reHasRegExpChar.test(string)
+    ? string.replaceAll(reRegExpChar, '\\$&')
+    : string;
+}
+
+const REDIRECT = /** @type {const} */ ([
+  // Gravatar
+  ['gravatar.neworld.org/', 'https://secure.gravatar.com/'],
+  ['cdn.v2ex.com/gravatar/', 'https://secure.gravatar.com/avatar/'],
+  // U.SB
+  ['cdnjs.loli.net/', 'https://cdnjs.cloudflare.com/'],
+  ['fonts.loli.net/', 'https://fonts.googleapis.com/'],
+  ['gstatic.loli.net/', 'https://fonts.gstatic.com/'],
+  ['themes.loli.net/', 'https://themes.googleusercontent.com/'],
+  ['ajax.loli.net/', 'https://ajax.googleapis.com/'],
+  ['gravatar.loli.net/', 'https://secure.gravatar.com/'],
+  // Geekzu
+  ['gapis.geekzu.org/ajax/', 'https://ajax.googleapis.com/'],
+  ['fonts.geekzu.org/', 'https://fonts.googleapis.com/'],
+  ['gapis.geekzu.org/g-fonts/', 'https://fonts.gstatic.com/'],
+  ['gapis.geekzu.org/g-themes/', 'https://themes.googleusercontent.com/'],
+  ['sdn.geekzu.org/', 'https://secure.gravatar.com/'],
+  // cravatar
+  ['cravatar.cn/', 'https://secure.gravatar.com/'],
+  // libravatar
+  ['seccdn.libravatar.org/gravatarproxy/', 'https://secure.gravatar.com/'],
+  // ghproxy
+  ['ghproxy.com/', ''],
+  ['ghps.cc/', ''],
+  // gh-proxy
+  ['github.moeyy.xyz/', ''],
+  // 7ED Services
+  ['use.sevencdn.com/css', 'https://fonts.googleapis.com/css'],
+  ['use.sevencdn.com/ajax/libs/', 'https://cdnjs.cloudflare.com/ajax/libs/'],
+  ['use.sevencdn.com/gajax/', 'https://ajax.googleapis.com/ajax/'],
+  ['use.sevencdn.com/chart', 'https://chart.googleapis.com/chart'],
+  ['use.sevencdn.com/avatar', 'https://secure.gravatar.com/avatar'],
+  ['raw.gitmirror.com/', 'https://raw.githubusercontent.com/'],
+  ['gist.gitmirror.com/', 'https://gist.githubusercontent.com/'],
+  ['raw.githubusercontents.com/', 'https://raw.githubusercontent.com/'],
+  ['gist.githubusercontents.com/', 'https://gist.githubusercontent.com/'],
+  ['cdn.gitmirror.com/', 'https://cdn.statically.io/'],
+  // FastGit
+  ['raw.fastgit.org/', 'https://raw.githubusercontent.com/'],
+  ['assets.fastgit.org/', 'https://github.githubassets.com/'],
+  // jsDelivr
+  ['fastly.jsdelivr.net/', 'https://cdn.jsdelivr.net/'],
+  ['gcore.jsdelivr.net/', 'https://cdn.jsdelivr.net/'],
+  // ops.ci
+  ['jsdelivr.ops.ci/', 'https://cdn.jsdelivr.net/'],
+  ['fonts.ops.ci/', 'https://fonts.googleapis.com/'],
+  // onmicrosoft.cn
+  ['jsd.onmicrosoft.cn/', 'https://cdn.jsdelivr.net/'],
+  ['npm.onmicrosoft.cn/', 'https://unpkg.com/'],
+  ['cdnjs.onmicrosoft.cn/', 'https://cdnjs.cloudflare.com/ajax/libs/'],
+  // KGitHub
+  ['raw.kgithub.com/', 'https://raw.githubusercontent.com/'],
+  ['raw.kkgithub.com/', 'https://raw.githubusercontent.com/'],
+  // Misc
+  ['pics.javbus.com/', 'https://i0.wp.com/pics.javbus.com/']
+]);
+
+const buildRedirectModule = task(__filename, async () => {
+  const domains = Array.from(new Set(REDIRECT.map(([from]) => tldts.getHostname(from)))).filter(Boolean);
+
+  return compareAndWriteFile(
+    [
+      '#!name=[Sukka] URL Redirect',
+      `#!desc=Last Updated: ${new Date().toISOString()}`,
+      '',
+      '[MITM]',
+      `hostname = %APPEND% ${domains.join(', ')}`,
+      '',
+      '[URL Rewrite]',
+      ...REDIRECT.map(([from, to]) => {
+        const src = `^https?://${escapeRegExp(from)}(.*)`;
+        return `${src} ${to}$1 302`;
+      })
+    ],
+    path.resolve(__dirname, '../Modules/sukka_url_redirect.sgmodule')
+  );
+});
+
+module.exports.buildRedirectModule = buildRedirectModule;
+
+if (require.main === module) {
+  buildRedirectModule();
+}

Build/index.js

@@ -13,6 +13,7 @@ const { buildSpeedtestDomainSet } = require('./build-speedtest-domainset');
 const { buildInternalCDNDomains } = require('./build-internal-cdn-rules');
 const { buildInternalChnDomains } = require('./build-internal-chn-domains');
 const { buildDomesticRuleset } = require('./build-domestic-ruleset');
+const { buildRedirectModule } = require('./build-redirect-module');
 const { validate } = require('./validate-domainset');
 
 const { buildPublicHtml } = require('./build-public');
@@ -102,6 +103,8 @@ const endWorker = async (worker) => {
   const buildInternalChnDomainsPromise = buildInternalChnDomains();
   // build:domestic-ruleset
   const buildDomesticRulesetPromise = downloadPreviousBuildPromise.then(() => buildDomesticRuleset());
+  // build:redirect-module
+  const buildRedirectModulePromise = downloadPreviousBuildPromise.then(() => buildRedirectModule());
 
   const stats = await Promise.all([
     downloadPreviousBuildPromise,
@@ -118,7 +121,8 @@ const endWorker = async (worker) => {
     buildInternalCDNDomainsPromise,
     buildInternalReverseChnCIDRPromise,
     buildInternalChnDomainsPromise,
-    buildDomesticRulesetPromise
+    buildDomesticRulesetPromise,
+    buildRedirectModulePromise
   ]);
 
   await Promise.all([