diff --git a/cmdRoute.php b/cmdRoute.php
deleted file mode 100644
index a4438c4..0000000
--- a/cmdRoute.php
+++ /dev/null
@@ -1,60 +0,0 @@
-<?php
-
-require_once 'models/tgDC.php';
-require_once 'models/ipInfo.php';
-require_once 'models/cfopPic.php';
-require_once 'models/kmsCheck.php';
-require_once 'models/ntpCheck.php';
-require_once 'models/icpQuery.php';
-require_once 'models/punycode.php';
-require_once 'models/whoisQuery.php';
-
-$cmds = array( // 命令列表
-    'ip',
-    'dc',
-    'kms',
-    'ntp',
-    'icp',
-    'cfop',
-    'whois',
-    'punycode'
-);
-
-function route($cmd, $rawParam) { // 命令请求路由
-    switch ($cmd) {
-        case 'ip':
-            $entry = new ipInfoEntry;
-            break;
-        case 'dc':
-            $entry = new tgDCEntry;
-            break;
-        case 'kms':
-            $entry = new kmsCheckEntry;
-            break;
-        case 'ntp':
-            $entry = new ntpCheckEntry;
-            break;
-        case 'icp':
-            $entry = new icpQueryEntry;
-            break;
-        case 'cfop':
-            $entry = new cfopPicEntry;
-            break;
-        case 'whois':
-            $entry = new whoisQueryEntry;
-            break;
-        case 'punycode':
-            $entry = new punycodeEntry;
-            break;
-    }
-    if ($entry) {
-        global $tgEnv;
-        if (!$tgEnv['isCallback']) {
-            $entry->query($rawParam);
-        } else {
-            $entry->callback($rawParam);
-        }
-    }
-}
-
-?>
diff --git a/env.php b/env.php
new file mode 100644
index 0000000..b6d55f3
--- /dev/null
+++ b/env.php
@@ -0,0 +1,19 @@
+<?php
+
+function loadEnv($filename) { // 读取环境变量文件
+    $file = fopen($filename, 'r');
+    $data = array();
+    while (!feof($file)) { // 逐行读入文件
+        $raw = trim(fgets($file));
+        if ($raw == '') { continue; } // 跳过空行
+        if (substr($raw, 0, 1) === '#') { continue; } // 跳过注释
+        $record = explode('=', $raw);
+        if (count($record) === 2) {
+            $data[$record[0]] = $record[1]; // 合法记录
+        }
+    }
+    fclose($file);
+    return $data;
+}
+
+?>
\ No newline at end of file
diff --git a/main.php b/main.php
index b3c1745..d5c24df 100644
--- a/main.php
+++ b/main.php
@@ -1,67 +1,42 @@
 <?php
 
-require_once 'cmdRoute.php';
+require_once 'env.php';
+require_once 'route.php';
 require_once 'functions/Punycode.php';
 require_once 'functions/SqliteDB.php';
 require_once 'functions/RedisCache.php';
 require_once 'functions/TgInterface.php';
 require_once 'functions/ExtractDomain.php';
 
-$env = loadEnv();
+$env = loadEnv('.env'); // 载入环境变量
 $apiToken = $env['BOT_TOKEN'];
-$botAccount = $env['BOT_NAME'];
+$botAccount = $env['BOT_NAME']; // 机器人用户名
 $apiPath = 'https://api.telegram.org/bot' . $apiToken; // Telegram API接口
 $webhook = json_decode(file_get_contents("php://input"), TRUE); // Webhook接受信息
 
-$isCallback = isset($webhook['callback_query']) ? true : false;
-if ($isCallback) {
+$isCallback = isset($webhook['callback_query']) ? true : false; // 是否为回调请求
+if ($isCallback) { // 回调请求模式
     $message = $webhook['callback_query']['message'];
     $messageText = $webhook['callback_query']['data'];
     $messageFrom = $webhook['callback_query']['from'];
-} else {
+} else { // 直接请求模式
     $message = $webhook['message'];
     $messageText = $webhook['message']['text'];
     $messageFrom = $webhook['message']['from'];
 }
 $chat = $message['chat'];
 $tgEnv = array(
-    'isCallback' => $isCallback,
-    'isGroup' => ($chat['type'] === 'group') ? true : false,
-    'messageText' => $messageText,
-    'messageId' => $message['message_id'],
-    'chatId' => $chat['id'],
-    'userId' => $messageFrom['id'],
-    'userName' => $messageFrom['first_name'],
-    'userAccount' => $messageFrom['username'],
-    'userLanguage' => $messageFrom['language_code']
+    'isGroup' => ($chat['type'] === 'group') ? true : false, // 是否为群组
+    'isCallback' => $isCallback, // 是否为回调请求
+    'messageText' => $messageText, // 请求/回调 文本内容
+    'messageId' => $message['message_id'], // 请求/回调 消息ID
+    'chatId' => $chat['id'], // 会话ID
+    'userId' => $messageFrom['id'], // 请求者用户ID
+    'userName' => $messageFrom['first_name'], // 请求者名字
+    'userAccount' => $messageFrom['username'], // 请求者用户名
+    'userLanguage' => $messageFrom['language_code'] // 请求者语言
 );
 
-foreach ($cmds as $cmd) {
-    if (strpos($messageText, '/' . $cmd) === 0) { // 判断请求开头
-        $rawParam = substr($messageText, strlen($cmd) + 1); // 获取请求参数
-        if ($tgEnv['isGroup'] && strpos($rawParam, '@' . $botAccount) === 0) {
-            $rawParam = substr($rawParam, strlen($botAccount) + 1); // 去除群组中的@
-        }
-        if (strlen($rawParam) != 0 && substr($rawParam, 0, 1) !== ' ') { break; } // 命令后必须带空格
-        $rawParam = trim($rawParam); // 消除前后空格
-        route($cmd, $rawParam); // 路由命令
-    }
-}
-
-function loadEnv() { // 载入环境变量
-    $file = fopen('.env', 'r');
-    $data = array();
-    while (!feof($file)) { // 逐行读入文件
-        $raw = trim(fgets($file));
-        if ($raw == '') { continue; } // 跳过空行
-        if (substr($raw, 0, 1) === '#') { continue; } // 跳过注释
-        $record = explode('=', $raw);
-        if (count($record) === 2) { // 合法记录
-            $data[$record[0]] = $record[1];
-        }
-    }
-    fclose($file);
-    return $data;
-}
+route($messageText); // 发往请求路由
 
 ?>
diff --git a/route.php b/route.php
new file mode 100644
index 0000000..14f1e20
--- /dev/null
+++ b/route.php
@@ -0,0 +1,61 @@
+<?php
+
+require_once 'models/tgDC.php';
+require_once 'models/ipInfo.php';
+require_once 'models/cfopPic.php';
+require_once 'models/kmsCheck.php';
+require_once 'models/ntpCheck.php';
+require_once 'models/icpQuery.php';
+require_once 'models/punycode.php';
+require_once 'models/whoisQuery.php';
+
+function cmdRoute($cmd) { // 命令功能模块路由
+    switch ($cmd) {
+        case '/ip':
+            return (new ipInfoEntry);
+        case '/dc':
+            return (new tgDCEntry);
+        case '/kms':
+            return (new kmsCheckEntry);
+        case '/ntp':
+            return (new ntpCheckEntry);
+        case '/icp':
+            return (new icpQueryEntry);
+        case '/cfop':
+            return (new cfopPicEntry);
+        case '/whois':
+            return (new whoisQueryEntry);
+        case '/punyc':
+        case '/punycode':
+            return (new punycodeEntry);
+    }
+    return null;
+}
+
+function route($message) { // 请求路由
+    global $tgEnv, $botAccount;
+    $message = trim($message); // 去除前后空字符
+    if (strpos($message, '/') !== 0) { return; } // 命令必须以 / 开头
+    $temp = explode(' ', $message);
+    $cmd = $temp[0];
+    if (count($temp) === 1) { // 命令无参数
+        $rawParam = '';
+    } else { // 命令带有参数
+        unset($temp[0]);
+        $rawParam = implode(' ', $temp); // 获得参数
+    }
+    if ($tgEnv['isGroup']) { // 当前为群组
+        if (substr($cmd, -strlen($botAccount) - 1) === '@' . $botAccount) {
+            $cmd = substr($cmd, 0, strlen($cmd) - strlen($botAccount) - 1); // 分离@机器人
+        }
+    }
+    $entry = cmdRoute($cmd); // 获取功能模块入口
+    if (!$entry) { return; } // 命令不存在
+    if ($tgEnv['isCallback']) {
+        $entry->callback($rawParam); // 回调请求
+    } else {
+        $entry->query($rawParam); // 普通请求
+    }
+}
+
+?>