_worker.src.js

// 部署完成后在网址后面加上这个，获取订阅器默认节点，/auto

let mytoken= ['auto'];//快速订阅访问入口, 留空则不启动快速订阅

// 设置优选地址，不带端口号默认443，TLS订阅生成
let addresses = [
	'icook.tw:2053#官方优选域名',
	'cloudflare.cfgo.cc#优选官方线路',
];

// 设置优选地址api接口
let addressesapi = [
	'https://raw.githubusercontent.com/cmliu/WorkerVless2sub/main/addressesapi.txt', //可参考内容格式 自行搭建。
	//'https://raw.githubusercontent.com/cmliu/WorkerVless2sub/main/addressesipv6api.txt', //IPv6优选内容格式 自行搭建。
];

// 设置优选地址，不带端口号默认80，noTLS订阅生成
let addressesnotls = [
	'www.visa.com.sg#官方优选域名',
	'www.wto.org:8080#官方优选域名',
	'www.who.int:8880#官方优选域名',
];

// 设置优选noTLS地址api接口
let addressesnotlsapi = [
	'https://raw.githubusercontent.com/cmliu/CFcdnVmess2sub/main/addressesapi.txt',
];

let DLS = 8;//速度下限
let addressescsv = [
	//'https://raw.githubusercontent.com/cmliu/WorkerVless2sub/main/addressescsv.csv', //iptest测速结果文件。
];

let subconverter = "SUBAPI.fxxk.dedyn.io"; //在线订阅转换后端，目前使用肥羊的订阅转换功能。支持自建psub 可自行搭建https://github.com/bulianglin/psub
let subconfig = "https://raw.githubusercontent.com/cmliu/ACL4SSR/main/Clash/config/ACL4SSR_Online_Full_MultiMode.ini"; //订阅配置文件
let noTLS = 'true'; // false
let BotToken =''; //可以为空，或者@BotFather中输入/start，/newbot，并关注机器人
let ChatID =''; //可以为空，或者@userinfobot中获取，/start
let vmessLinks = [ //本地CFcdnVmess节点池
	//'vmess://ew0KICAidiI6ICIyIiwNCiAgInBzIjogIk5MIiwNCiAgImFkZCI6ICJjZi4wOTAyMjcueHl6IiwNCiAgInBvcnQiOiAiNDQzIiwNCiAgImlkIjogIjA2MTk1YjViLTM4MTUtNGEwNy05NmY3LTQ3ZWVmYmIxYjE0MyIsDQogICJhaWQiOiAiMCIsDQogICJzY3kiOiAiYXV0byIsDQogICJuZXQiOiAid3MiLA0KICAidHlwZSI6ICJub25lIiwNCiAgImhvc3QiOiAidXJueGV3enZoLnNpdGUiLA0KICAicGF0aCI6ICIva3dobXZ3cyIsDQogICJ0bHMiOiAidGxzIiwNCiAgInNuaSI6ICJ1cm54ZXd6dmguc2l0ZSIsDQogICJhbHBuIjogIiIsDQogICJmcCI6ICIiDQp9',
];
let vmessLinksURL = 'https://raw.githubusercontent.com/cmliu/CFcdnVmess2sub/main/vmesslinks';//CFcdnVmess节点池URL
let proxyhosts = [//本地代理域名池
	//'ppfv2tl9veojd-maillazy.pages.dev',
];
let proxyhostsURL = 'https://raw.githubusercontent.com/cmliu/CFcdnVmess2sub/main/proxyhosts';//在线代理域名池URL
let FileName = 'CFcdnVmess2sub';
let SUBUpdateTime = 6; 
let total = 99;//PB
//let timestamp = now;
let timestamp = 4102329600000;//2099-12-31
const regex = /^(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}|\[.*\]):?(\d+)?#?(.*)?$/;
// 虚假uuid和hostname，用于发送给配置生成服务
let fakeUserID ;
let fakeHostName ;
/*Obfuscate-cmliu*/
function utf8ToBase64(str) {
	return btoa(unescape(encodeURIComponent(str)));
}

async function sendMessage(type, ip, add_data = "") {
	if ( BotToken !== '' && ChatID !== ''){
		let msg = "";
		const response = await fetch(`http://ip-api.com/json/${ip}?lang=zh-CN`);
		if (response.status == 200) { 
		const ipInfo = await response.json();
		msg = `${type}\nIP: ${ip}\n国家: ${ipInfo.country}\n<tg-spoiler>城市: ${ipInfo.city}\n组织: ${ipInfo.org}\nASN: ${ipInfo.as}\n${add_data}`;
		} else {
		msg = `${type}\nIP: ${ip}\n<tg-spoiler>${add_data}`;
		}
		
		let url = "https://api.telegram.org/bot"+ BotToken +"/sendMessage?chat_id=" + ChatID + "&parse_mode=HTML&text=" + encodeURIComponent(msg);
		
		return fetch(url, {
		method: 'get',
		headers: {
		'Accept': 'text/html,application/xhtml+xml,application/xml;',
		'Accept-Encoding': 'gzip, deflate, br',
		'User-Agent': 'Mozilla/5.0 Chrome/90.0.4430.72'
		}
		});
	}
}
let MamaJustKilledAMan = ['telegram','twitter','miaoko'];
async function getAddressesapi(api) {
	if (!api || api.length === 0) {
		return [];
	}

	let newapi = "";

	// 创建一个AbortController对象，用于控制fetch请求的取消
	const controller = new AbortController();

	const timeout = setTimeout(() => {
		controller.abort(); // 取消所有请求
	}, 2000); // 2秒后触发

	try {
		// 使用Promise.allSettled等待所有API请求完成，无论成功或失败
		// 对api数组进行遍历，对每个API地址发起fetch请求
		const responses = await Promise.allSettled(api.map(apiUrl => fetch(apiUrl, {
			method: 'get', 
			headers: {
				'Accept': 'text/html,application/xhtml+xml,application/xml;',
				'User-Agent': 'cmliu/WorkerVless2sub'
			},
			signal: controller.signal // 将AbortController的信号量添加到fetch请求中，以便于需要时可以取消请求
		}).then(response => response.ok ? response.text() : Promise.reject())));

		// 遍历所有响应
		for (const response of responses) {
			// 检查响应状态是否为'fulfilled'，即请求成功完成
			if (response.status === 'fulfilled') {
				// 获取响应的内容
				const content = await response.value;
				newapi += content + '\n';
			}
		}
	} catch (error) {
		console.error(error);
	} finally {
		// 无论成功或失败，最后都清除设置的超时定时器
		clearTimeout(timeout);
	}

	const newAddressesapi = await ADD(newapi);

	// 返回处理后的结果
	return newAddressesapi;
}

async function getAddressescsv(tls) {
	if (!addressescsv || addressescsv.length === 0) {
		return [];
	}
	
	let newAddressescsv = [];
	
	for (const csvUrl of addressescsv) {
		try {
			const response = await fetch(csvUrl);
		
			if (!response.ok) {
				console.error('获取CSV地址时出错:', response.status, response.statusText);
				continue;
			}
		
			const text = await response.text();// 使用正确的字符编码解析文本内容
			let lines;
			if (text.includes('\r\n')){
				lines = text.split('\r\n');
			} else {
				lines = text.split('\n');
			}
		
			// 检查CSV头部是否包含必需字段
			const header = lines[0].split(',');
			const tlsIndex = header.indexOf('TLS');
			
			const ipAddressIndex = 0;// IP地址在 CSV 头部的位置
			const portIndex = 1;// 端口在 CSV 头部的位置
			const dataCenterIndex = tlsIndex + 1; // 数据中心是 TLS 的后一个字段
		
			if (tlsIndex === -1) {
				console.error('CSV文件缺少必需的字段');
				continue;
			}
		
			// 从第二行开始遍历CSV行
			for (let i = 1; i < lines.length; i++) {
				const columns = lines[i].split(',');
				const speedIndex = columns.length - 1; // 最后一个字段
				// 检查TLS是否为"TRUE"且速度大于DLS
				if (columns[tlsIndex].toUpperCase() === tls && parseFloat(columns[speedIndex]) > DLS) {
					const ipAddress = columns[ipAddressIndex];
					const port = columns[portIndex];
					const dataCenter = columns[dataCenterIndex];
			
					const formattedAddress = `${ipAddress}:${port}#${dataCenter}`;
					newAddressescsv.push(formattedAddress);
				}
			}
		} catch (error) {
			console.error('获取CSV地址时出错:', error);
			continue;
		}
	}
	
	return newAddressescsv;
}

async function ADD(envadd) {
	var addtext = envadd.replace(/[	|"'\r\n]+/g, ',').replace(/,+/g, ',');	// 双引号、单引号和换行符替换为逗号
	//console.log(addtext);
	if (addtext.charAt(0) == ',') addtext = addtext.slice(1);
	if (addtext.charAt(addtext.length -1) == ',') addtext = addtext.slice(0, addtext.length - 1);
	const add = addtext.split(',');
	//console.log(add);
	return add ;
}

async function nginx() {
	const text = `
	<!DOCTYPE html>
	<html>
	<head>
	<title>Welcome to nginx!</title>
	<style>
		body {
			width: 35em;
			margin: 0 auto;
			font-family: Tahoma, Verdana, Arial, sans-serif;
		}
	</style>
	</head>
	<body>
	<h1>Welcome to nginx!</h1>
	<p>If you see this page, the nginx web server is successfully installed and
	working. Further configuration is required.</p>
	
	<p>For online documentation and support please refer to
	<a href="http://nginx.org/">nginx.org</a>.<br/>
	Commercial support is available at
	<a href="http://nginx.com/">nginx.com</a>.</p>
	
	<p><em>Thank you for using nginx.</em></p>
	</body>
	</html>
	`
	return text ;
}

export default {
	async fetch(request, env) {
		if (env.TOKEN) mytoken = await ADD(env.TOKEN);
		//mytoken = env.TOKEN || mytoken;
		BotToken = env.TGTOKEN || BotToken;
		ChatID = env.TGID || ChatID; 
		subconverter = env.SUBAPI || subconverter;
		subconfig = env.SUBCONFIG || subconfig;
		FileName = env.SUBNAME || FileName;
		const userAgentHeader = request.headers.get('User-Agent') || "null";
		const userAgent = userAgentHeader.toLowerCase();
		const url = new URL(request.url);
		const format = url.searchParams.get('format') ? url.searchParams.get('format').toLowerCase() : "null";
		let cc = "";
		let host = "";
		let uuid = "";
		let path = "";
		let alterid = "";
		let security = "";
		let sni = "";
		let UD = Math.floor(((timestamp - Date.now())/timestamp * 99 * 1099511627776 * 1024)/2);
		if (env.UA) MamaJustKilledAMan = MamaJustKilledAMan.concat(await ADD(env.UA));
		const currentDate = new Date();
		const fakeUserIDMD5 = await MD5MD5(Math.ceil(currentDate.getTime()));
		fakeUserID = fakeUserIDMD5.slice(0, 8) + "-" + fakeUserIDMD5.slice(8, 12) + "-" + fakeUserIDMD5.slice(12, 16) + "-" + fakeUserIDMD5.slice(16, 20) + "-" + fakeUserIDMD5.slice(20);
		fakeHostName = fakeUserIDMD5.slice(6, 9) + "." + fakeUserIDMD5.slice(13, 19) + ".xyz";
		//console.log(`${fakeUserID}\n${fakeHostName}`); // 打印fakeID
		total = total * 1099511627776 * 1024;
		let expire= Math.floor(timestamp / 1000) ;
		
		if(env.LINK)vmessLinks = await ADD(env.LINK);
		else if (env.VMESS)vmessLinks = await ADD(env.VMESS);
		//console.log(vmessLinks);

		if (env.ADD) addresses = await ADD(env.ADD);
		if (env.ADDAPI) addressesapi = await ADD(env.ADDAPI);
		if (env.ADDNOTLS) addressesnotls = await ADD(env.ADDNOTLS);
		if (env.ADDNOTLSAPI) addressesnotlsapi = await ADD(env.ADDNOTLSAPI);
		if (env.ADDCSV) addressescsv = await ADD(env.ADDCSV);
		DLS = env.DLS || DLS;

		if (mytoken.length > 0 && mytoken.some(token => url.pathname.includes(token))) {
			if (vmessLinksURL && vmessLinks.length == 0) {
				try {
					const response = await fetch(vmessLinksURL); // 直接使用vmessLinksURL
				
					if (!response.ok) {
						console.error('获取地址时出错:', response.status, response.statusText);
						return; // 如果有错误，直接返回
					}
				
					const text = await response.text();
					const lines = text.split('\n');
					// 使用startsWith或者正则表达式检查每行
					const vmessLinksTest = lines.filter(line => line.startsWith('vmess://'));
				
					vmessLinks = vmessLinks.concat(vmessLinksTest);
				} catch (error) {
					console.error('获取地址时出错:', error);
				}
			}

			// 使用Set对象去重
			const uniquevmessLinks = [...new Set(vmessLinks)];
			const vmessLink = uniquevmessLinks[Math.floor(Math.random() * uniquevmessLinks.length)];
			noTLS = 'false';
			//console.log(vmessLinks);
			// 移除开头的"vmess://"并解码
			const base64Content = vmessLink.slice(8);
			const decodedString = atob(base64Content);

			// 将解码后的字符串转换为对象
			const obj = JSON.parse(decodedString);

			// 读取并赋值对应字段
			uuid = obj.id;
			//path = '/'+ obj.host +':'+ obj.port + obj.path;
			//host = proxyhosts[Math.floor(Math.random() * proxyhosts.length)] ;
			alterid = obj.aid;
			security = obj.scy;

			// IPv4 正则表达式
			const ipv4Pattern = /^((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$/;

			cc = '未知';
			let ipapiurl = `http://ip-api.com/json/${obj.host}?lang=zh-CN`;

			// 根据 obj.ps 是否符合 IPv4 判断调用哪个 API
			if (ipv4Pattern.test(obj.ps)) ipapiurl = `http://ip-api.com/json/${obj.ps}?lang=zh-CN`;

			// 发起请求
			const response = await fetch(ipapiurl);
			if(response.status == 200) {
				const ipInfo = await response.json();
				cc = ipInfo.country + " " + ipInfo.city;
			}

			if (proxyhostsURL) {
				try {
					const response = await fetch(proxyhostsURL); 
			
					if (!response.ok) {
						console.error('获取地址时出错:', response.status, response.statusText);
						return; // 如果有错误，直接返回
					}
			
					const text = await response.text();
					const lines = text.split('\n');
					// 过滤掉空行或只包含空白字符的行
					const nonEmptyLines = lines.filter(line => line.trim() !== '');
			
					proxyhosts = proxyhosts.concat(nonEmptyLines);
				} catch (error) {
					console.error('获取地址时出错:', error);
				}
			}
			
			// 使用Set对象去重
			const uniqueproxyhosts = [...new Set(proxyhosts)];
			if(uniqueproxyhosts.length > 0){
				path = '/'+ obj.host +':'+ obj.port + obj.path;
				host = uniqueproxyhosts[Math.floor(Math.random() * uniqueproxyhosts.length)];
				sni = host;
			} else {
				path = obj.path;
				host = obj.host;
				sni = host;
			}

			await sendMessage("#VMess订阅", request.headers.get('CF-Connecting-IP'), `UA: ${userAgentHeader}</tg-spoiler>\n域名: ${url.hostname}\n<tg-spoiler>入口: ${url.pathname + url.search}</tg-spoiler>`);
		} else {
			host = url.searchParams.get('host');
			uuid = url.searchParams.get('uuid');
			path = url.searchParams.get('path') || '/?ed=2560';
			path = (path[0] === '/') ? path : '/' + path;
			alterid = url.searchParams.get('alterid') || '0';
			security = url.searchParams.get('security') || 'auto';
			sni = url.searchParams.get('sni') || host;
			cc = url.searchParams.get('cc') || '未知';
			const addrPath = url.pathname.replace(/^\/|\/$/g, "");
			if(addrPath && !url.pathname.includes("/sub")) {
				const newUrl = new URL("https://" + addrPath + url.search);
				return fetch(new Request(newUrl, request));
			} else if (!url.pathname.includes("/sub")) {
				const envKey = env.URL302 ? 'URL302' : (env.URL ? 'URL' : null);
				if (envKey) {
					const URLs = await ADD(env[envKey]);
					const URL = URLs[Math.floor(Math.random() * URLs.length)];
					return envKey === 'URL302' ? Response.redirect(URL, 302) : fetch(new Request(URL, request));
				}
				//首页改成一个nginx伪装页
				return new Response(await nginx(), {
					headers: {
						'Content-Type': 'text/html; charset=UTF-8',
					},
				});
			}

			if (cc == '未知'){
				let ipapiurl = `http://ip-api.com/json/${sni}?lang=zh-CN`;
				// 发起请求
				const response = await fetch(ipapiurl);
				if(response.status == 200) {
					const ipInfo = await response.json();
					cc = ipInfo.country + " " + ipInfo.city;
				}
			}
			
			if (!host || !uuid) {
				const workerUrl = url.origin + url.pathname;
				const responseText = `
			缺少必填参数：host 和 uuid
			Missing required parameters: host and uuid
			پارامترهای ضروری وارد نشده: هاست و یوآی‌دی
			
			${workerUrl}?cc=[vmess name]&host=[your host]&uuid=[your uuid]&path=[your path]
			
			
			
			
			
			
				
				https://github.com/cmliu/CFcdnVmess2sub
				`;
			
				return new Response(responseText, {
				status: 400,
				headers: { 'content-type': 'text/plain; charset=utf-8' },
				});
			}
		}

		if (host.toLowerCase().includes('notls') || host.toLowerCase().includes('trycloudflare')) noTLS = 'true';
		noTLS = env.NOTLS || noTLS;
		let subconverterUrl = generateFakeInfo(url.href, uuid, host);

		if (!userAgent.includes('subconverter') && MamaJustKilledAMan.some(PutAGunAgainstHisHeadPulledMyTriggerNowHesDead => userAgentHeader.toLowerCase().includes(PutAGunAgainstHisHeadPulledMyTriggerNowHesDead)) && MamaJustKilledAMan.length > 0) {
			const envKey = env.URL302 ? 'URL302' : (env.URL ? 'URL' : null);
			if (envKey) {
				const URLs = await ADD(env[envKey]);
				const URL = URLs[Math.floor(Math.random() * URLs.length)];
				return envKey === 'URL302' ? Response.redirect(URL, 302) : fetch(new Request(URL, request));
			}
			//首页改成一个nginx伪装页
			return new Response(await nginx(), {
				headers: {
					'Content-Type': 'text/html; charset=UTF-8',
				},
			});
		} else if ( (userAgent.includes('clash') || (format === 'clash' && !userAgent.includes('subconverter')) ) && !userAgent.includes('nekobox') && !userAgent.includes('cf-workers-sub')) {
			subconverterUrl = `https://${subconverter}/sub?target=clash&url=${encodeURIComponent(subconverterUrl)}&insert=false&config=${encodeURIComponent(subconfig)}&emoji=true&list=false&tfo=false&scv=true&fdn=false&sort=false&new_name=true`;
		} else if ( (userAgent.includes('sing-box') || userAgent.includes('singbox') || (format === 'singbox' && !userAgent.includes('subconverter')) ) && !userAgent.includes('cf-workers-sub')){
			subconverterUrl = `https://${subconverter}/sub?target=singbox&url=${encodeURIComponent(subconverterUrl)}&insert=false&config=${encodeURIComponent(subconfig)}&emoji=true&list=false&tfo=false&scv=true&fdn=false&sort=false&new_name=true`;
		} else {
			let notlsresponseBody;
			if(noTLS == 'true'){
				const newAddressesnotlsapi = await getAddressesapi(addressesnotlsapi);
				const newAddressesnotlscsv = await getAddressescsv('FALSE');
				addressesnotls = addressesnotls.concat(newAddressesnotlsapi);
				addressesnotls = addressesnotls.concat(newAddressesnotlscsv);
		
				const uniqueAddressesnotls = [...new Set(addressesnotls)];
		
				notlsresponseBody = uniqueAddressesnotls.map(address => {
					let port = "80";
					let addressid = address;
				
					const match = addressid.match(regex);
					if (!match) {
						if (address.includes(':') && address.includes('#')) {
						const parts = address.split(':');
						address = parts[0];
						const subParts = parts[1].split('#');
						port = subParts[0];
						addressid = subParts[1];
						} else if (address.includes(':')) {
						const parts = address.split(':');
						address = parts[0];
						port = parts[1];
						} else if (address.includes('#')) {
						const parts = address.split('#');
						address = parts[0];
						addressid = parts[1];
						}
					
						if (addressid.includes(':')) {
						addressid = addressid.split(':')[0];
						}
					} else {
						address = match[1];
						port = match[2] || port;
						addressid = match[3] || address;
					}
				
					const vmess = `{
"v": "2",
"ps": "${addressid}>${cc}",
"add": "${address}",
"port": "${port}",
"id": "${uuid}",
"aid": "${alterid}",
"scy": "${security}",
"net": "ws",
"type": "none",
"host": "${host}",
"path": "${path}",
"tls": "",
"sni": "",
"alpn": "",
"fp": ""
}`;
				
					const base64Encoded = utf8ToBase64(vmess);
					const vmessLink = `vmess://${base64Encoded}`;
				
					return vmessLink;
				}).join('\n');
			}

			const newAddressesapi = await getAddressesapi(addressesapi);
			const newAddressescsv = await getAddressescsv('TRUE');
			addresses = addresses.concat(newAddressesapi);
			addresses = addresses.concat(newAddressescsv);
		
			// 使用Set对象去重
			const uniqueAddresses = [...new Set(addresses)];
		
			const responseBody = uniqueAddresses.map(address => {
				let port = "443";
				let addressid = address;
			
				const match = addressid.match(regex);
				if (!match) {
					if (address.includes(':') && address.includes('#')) {
						const parts = address.split(':');
						address = parts[0];
						const subParts = parts[1].split('#');
						port = subParts[0];
						addressid = subParts[1];
					} else if (address.includes(':')) {
						const parts = address.split(':');
						address = parts[0];
						port = parts[1];
					} else if (address.includes('#')) {
						const parts = address.split('#');
						address = parts[0];
						addressid = parts[1];
					}
				
					if (addressid.includes(':')) {
						addressid = addressid.split(':')[0];
					}
				} else {
					address = match[1];
					port = match[2] || port;
					addressid = match[3] || address;
				}
			
				const vmess = `{
"v": "2",
"ps": "${addressid}>${cc}",
"add": "${address}",
"port": "${port}",
"id": "${uuid}",
"aid": "${alterid}",
"scy": "${security}",
"net": "ws",
"type": "none",
"host": "${host}",
"path": "${path}",
"tls": "tls",
"sni": "${sni}",
"alpn": "",
"fp": ""
}`;
			
				const base64Encoded = utf8ToBase64(vmess);
				const vmessLink = `vmess://${base64Encoded}`;
			
				return vmessLink;
			}).join('\n');
		
			let 汇总 = responseBody;
			if (noTLS == 'true') 汇总 += '\n' + notlsresponseBody;
			const base64Response = btoa(汇总) ;
		
			const response = new Response(base64Response, {
				headers: { 
					//"Content-Disposition": `attachment; filename*=utf-8''${encodeURIComponent(FileName)}; filename=${FileName}`,
					"content-type": "text/plain; charset=utf-8",
					"Profile-Update-Interval": `${SUBUpdateTime}`,
					"Subscription-Userinfo": `upload=${UD}; download=${UD}; total=${total}; expire=${expire}`,
				},
			});

			return response;
		}

		try {
			const subconverterResponse = await fetch(subconverterUrl);
		
			if (!subconverterResponse.ok) {
			throw new Error(`Error fetching subconverterUrl: ${subconverterResponse.status} ${subconverterResponse.statusText}`);
			}
		
			let subconverterContent = await subconverterResponse.text();
			subconverterContent = revertFakeInfo(subconverterContent, uuid, host);
			return new Response(subconverterContent, {
				headers: { 
					"Content-Disposition": `attachment; filename*=utf-8''${encodeURIComponent(FileName)}; filename=${FileName}`,
					"content-type": "text/plain; charset=utf-8",
					"Profile-Update-Interval": `${SUBUpdateTime}`,
					"Subscription-Userinfo": `upload=${UD}; download=${UD}; total=${total}; expire=${expire}`,
				},
			});
		} catch (error) {
			return new Response(`Error: ${error.message}`, {
			status: 500,
			headers: { 'content-type': 'text/plain; charset=utf-8' },
			});
		}

	}
};

async function MD5MD5(text) {
	const encoder = new TextEncoder();

	const firstPass = await crypto.subtle.digest('MD5', encoder.encode(text));
	const firstPassArray = Array.from(new Uint8Array(firstPass));
	const firstHex = firstPassArray.map(b => b.toString(16).padStart(2, '0')).join('');

	const secondPass = await crypto.subtle.digest('MD5', encoder.encode(firstHex.slice(7, 27)));
	const secondPassArray = Array.from(new Uint8Array(secondPass));
	const secondHex = secondPassArray.map(b => b.toString(16).padStart(2, '0')).join('');

	return secondHex.toLowerCase();
}

function revertFakeInfo(content, userID, hostName) {
	content = content.replace(new RegExp(fakeUserID, 'g'), userID).replace(new RegExp(fakeHostName, 'g'), hostName);
	return content;
}

function generateFakeInfo(content, userID, hostName) {
	content = content.replace(new RegExp(userID, 'g'), fakeUserID).replace(new RegExp(hostName, 'g'), fakeHostName);
	return content;
}