feat: get token from remote server

package.json

@@ -1,6 +1,6 @@
 {
   "name": "microshield",
-  "version": "4.5.23",
+  "version": "4.6.0",
   "description": "",
   "type": "module",
   "scripts": {

sources/banner.txt

@@ -8,7 +8,7 @@
 // @downloadURL  https://cdn.jsdelivr.net/gh/List-KR/microShield@latest/microShield.user.js
 // @license      Apache-2.0
 //
-// @version      4.5.23
+// @version      4.6.0
 // @author       PiQuark6046 and contributors
 //
 // @match        *://ygosu.com/*
@@ -175,7 +175,7 @@
 // @description        microShield allows AdGuard, uBlock Origin, Brave and ABP to resist against Ad-Shield widely.
 // @description:ko     microShield는 AdGuard, uBlock Origin, Brave 와 ABP가 애드쉴드에 널리 저항할 수 있도록 합니다.
 //
-// @grant        none
+// @grant        GM.xmlHttpRequest
 // @run-at       document-start
 // ==/UserScript==
 // Original Srouce Code:

sources/src/GM.ts

@@ -9,4 +9,20 @@ export type GM = {
 			version: string
 		}
 	}
+	xmlHttpRequest({
+		method,
+		url,
+		headers,
+		responseType,
+		data
+	}: {
+		method?: string,
+		url: string,
+		headers?: Record<string, string>,
+		responseType?: 'text' | 'json',
+		data?: string
+	}): Promise<{
+		status: number
+		response: string
+	}>
 }

sources/src/adshield/resources.ts

@@ -1,5 +1,8 @@
 import {UnprotectedFetch} from '../utils/secret.js'
 import {GetRandomAdShieldHost} from './validators.js'
+import type {GM} from '../GM.js'
+
+declare const GM: GM
 
 export const GetCachableHtml = async (Url: string) => {
 	const ResponseRaw = await UnprotectedFetch(Url, {
@@ -23,12 +26,39 @@ export const GetResourceToken = async (ScriptUrl: string) => {
 	const Match = /eyJ[\w-]*\.eyJ[\w-]*\.[\w-]*/.exec(Text)
 
 	if (Match === null) {
-		throw new Error('Failed to match predefined token in the script!')
+		const ResponseHash = Array.from(new Uint8Array(await crypto.subtle.digest('SHA-256', new TextEncoder().encode('asdf')))).map(Block =>Block.toString(16).padStart(2, '0')).join('')
+		try {
+			return await GetResourceTokenFromCDN(ResponseHash)
+		}
+		catch {
+			return await GetResourceTokenFromRemote(Text)
+		}
 	}
 
 	return Match[0]
 }
 
+const GetResourceTokenFromRemote = async (Body: string) => {
+	const XHR = await GM.xmlHttpRequest({
+		url: 'https://microshield.piquark6046.dev/token',
+		data: Body
+	})
+	if (XHR.status !== 200) {
+		throw new Error('Failed to fetch token!')
+	}
+	return XHR.response
+}
+
+const GetResourceTokenFromCDN = async (Hash: string) => {
+	const XHR = await GM.xmlHttpRequest({
+		url: `https://cdn.jsdelivr.net/gh/List-KR/microShield-token@main/${Hash}`
+	})
+	if (XHR.status !== 200) {
+		throw new Error('Failed to fetch token!')
+	}
+	return XHR.response
+}
+
 export const ResolveResourceUrls = async (Html: string, Token: string) => {
 	const Pattern = /(resources:\/\/[^'"]+)/g
 	const Host = GetRandomAdShieldHost()