feat: Singbox、clash订阅增加绕过服务器地址规则

1、优化订阅下发代码
2、singbox、clash、meta订阅下发增加绕过服务器地址规则，防止重复代理

app/Http/Controllers/V1/Client/ClientController.php

@@ -8,136 +8,65 @@ use App\Services\ServerService;
 use App\Services\UserService;
 use App\Utils\Helper;
 use Illuminate\Http\Request;
-use Illuminate\Support\Facades\Log;
 
 class ClientController extends Controller
 {
+
+    // 支持hy2 的客户端版本列表
+    const SupportedHy2ClientVersions = [
+        'NekoBox' => '1.2.7',
+        'sing-box' => '1.5.0',
+        'stash' => '2.5.0',
+        'Shadowrocket' => '1993',
+        'ClashMetaForAndroid' => '2.9.0',
+        'Nekoray' => '3.24',
+        'verge' => '1.3.8',
+        'ClashX Meta' => '1.3.5',
+        'Hiddify' => '0.1.0',
+        'loon' => '637',
+        'v2rayN' => '6.31',
+        'surge' => '2398'
+    ];
+    // allowed types
+    const AllowedTypes = ['vmess', 'vless', 'trojan', 'hysteria', 'shadowsocks'];
+
     public function subscribe(Request $request)
     {
-        // 节点类型筛选
-        $allowedTypes = ['vmess', 'vless', 'trojan', 'hysteria', 'hysteria2', 'shadowsocks'];
-        $types = $request->input('types', "vmess|vless|trojan|hysteria|shadowsocks");
-        if ($types === "all") $types = implode('|', $allowedTypes);
-        $typesArr =  $types ?  collect(explode('|', str_replace(['|','｜',','], "|" , $types)))->reject(function($type) use ($allowedTypes){
-            return !in_array($type, $allowedTypes);
-        })->values()->all() : [];
-
-        //  节点关键词筛选字段获取
-        $filterArr = (mb_strlen($request->input('filter')) > 20) ? null : explode("|" ,str_replace(['|','｜',','], "|" , $request->input('filter')));
-
-        $flag = $request->input('flag') ?? $request->header('User-Agent', '');
-        $flag = strtolower($flag);
-        $ip = $request->input('ip') ?? $request->ip();
-
-        preg_match('/\/v?(\d+(\.\d+){0,2})/', $flag, $matches);
-        $version = $matches[1]??null;
-        $supportedClientVersions = [
-            'NekoBox' => '1.2.7',
-            'sing-box' => '1.5.0',
-            'stash' => '2.5.0',
-            'Shadowrocket' => '1993',
-            'ClashMetaForAndroid' => '2.9.0',
-            'Nekoray' => '3.24',
-            'verge' => '1.3.8',
-            'ClashX Meta' => '1.3.5',
-            'Hiddify' => '0.1.0',
-            'loon' => '637',
-            'v2rayN' => '6.31',
-            'surge' => '2398'
-        ];
-        $supportHy2 = true;
-        if ($version) {
-            $supportHy2 = collect($supportedClientVersions)
-                ->contains(function ($minVersion, $client) use ($flag, $version) {
-                    return stripos($flag, $client) !== false && $this->versionCompare($version, $minVersion);
-                });
-        }
+        // filter types
+        $types = $request->input('types', 'all');
+        $typesArr = $types === 'all' ? self::AllowedTypes : array_values(array_intersect(explode('|', str_replace(['|', '｜', ','], "|", $types)), self::AllowedTypes));
+        // filter keyword
+        $filterArr = mb_strlen($filter = $request->input('filter')) > 20 ? null : explode("|", str_replace(['|', '｜', ','], "|", $filter));
+        $flag = strtolower($request->input('flag') ?? $request->header('User-Agent', ''));
+        $ip = $request->input('ip', $request->ip());
+        // get client version
+        $version = preg_match('/\/v?(\d+(\.\d+){0,2})/', $flag, $matches) ? $matches[1] : null;
+        $supportHy2 = $version
+            && collect(self::SupportedHy2ClientVersions)
+                ->contains(fn($minVersion, $client) => stripos($flag, $client) !== false && $this->versionCompare($version, $minVersion));
         $user = $request->user;
         // account not expired and is not banned.
         $userService = new UserService();
         if ($userService->isAvailable($user)) {
-            // 获取IP地址信息
+            // get ip location
             $ip2region = new \Ip2Region();
-            $geo = filter_var($ip,FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) ? $ip2region->memorySearch($ip) : [];
-            $region = $geo['region'] ?? null;
-
-            // 获取服务器列表
+            $region = filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) ? ($ip2region->memorySearch($ip)['region'] ?? null) : null;
+            // get available servers
             $servers = ServerService::getAvailableServers($user);
-            
-            // 判断不满足，不满足的直接过滤掉
-            $serversFiltered = collect($servers)->reject(function ($server) use ($typesArr, $filterArr, $region, $supportHy2){
-                // 过滤类型
-                if($typesArr){
-                    // 默认过滤掉hysteria2 线路
-                    if($server['type'] == "hysteria" && $server['version'] == 2 && !in_array('hysteria2', $typesArr) 
-                        && !$supportHy2 
-                        ){ 
-                        return true;
-                    }
-                    if(!in_array($server['type'], $typesArr) && !($server['type'] == "hysteria" && $server['version'] == 2 && in_array('hysteria2', $typesArr))) return true;
-                }
-                // 过滤关键词
-                if($filterArr){
-                    $rejectFlag = true;
-                    foreach($filterArr as $filter){
-                        if(stripos($server['name'],$filter) !== false 
-                        || in_array($filter, $server['tags'] ?? [])
-                        ) $rejectFlag = false;
-                    }
-                    if($rejectFlag) return true;
-                }
-                // 过滤地区
-                if(strpos($region, '中国') !== false){
-                    $excludes = $server['excludes'];
-                    if(blank($excludes)) return false;
-                    foreach($excludes as $v){
-                        $excludeList = explode("|",str_replace(["｜",","," ","，"],"|",$v));
-                        $rejectFlag = false;
-                        foreach($excludeList as $needle){
-                            if(stripos($region, $needle) !== false){
-                                return true;
-                            }
-                        }
-                    };
-                }
-            })->values()->all();
+            // filter servers
+            $serversFiltered = $this->serverFilter($servers, $typesArr, $filterArr, $region, $supportHy2);
             $this->setSubscribeInfoToServers($serversFiltered, $user, count($servers) - count($serversFiltered));
-            
             $servers = $serversFiltered;
-            
-            // 线路名称增加协议类型
-            if (admin_setting('show_protocol_to_server_enable')){
-                $typePrefixes = [
-                    'hysteria' => [1 => '[Hy]', 2 => '[Hy2]'],
-                    'vless' => '[vless]',
-                    'shadowsocks' => '[ss]',
-                    'vmess' => '[vmess]',
-                    'trojan' => '[trojan]',
-                ];
-                $servers = collect($servers)->map(function($server)use ($typePrefixes){
-                    if (isset($typePrefixes[$server['type']])) {
-                        // 如果是 hysteria 类型，根据版本选择前缀
-                        $prefix = is_array($typePrefixes[$server['type']]) ? $typePrefixes[$server['type']][$server['version']] : $typePrefixes[$server['type']];
-                        // 设置服务器名称
-                        $server['name'] = $prefix . $server['name'];
-                    }
-                    return $server;
-                })->toArray();
-            }
+            $this->addPrefixToServerName($servers);
             if ($flag) {
                 foreach (array_reverse(glob(app_path('Protocols') . '/*.php')) as $file) {
                     $file = 'App\\Protocols\\' . basename($file, '.php');
                     $class = new $file($user, $servers);
                     $classFlags = explode(',', $class->flag);
-                    $isMatch = function() use ($classFlags, $flag){
-                        foreach ($classFlags as $classFlag){
-                            if(stripos($flag, $classFlag) !== false) return true;
+                    foreach ($classFlags as $classFlag) {
+                        if (stripos($flag, $classFlag) !== false) {
+                            return $class->handle();
                         }
-                        return false;
-                    };
-                    // 判断是否匹配
-                    if ($isMatch()) {
-                        return $class->handle();
                     }
                 }
             }
@@ -145,16 +74,93 @@ class ClientController extends Controller
             return $class->handle();
         }
     }
+    /**
+     * Summary of serverFilter
+     * @param mixed $typesArr
+     * @param mixed $filterArr
+     * @param mixed $region
+     * @param mixed $supportHy2
+     * @return array
+     */
+    private function serverFilter($servers, $typesArr, $filterArr, $region, $supportHy2)
+    {
+        return collect($servers)->reject(function ($server) use ($typesArr, $filterArr, $region, $supportHy2) {
+            if (
+                $typesArr && (
+                    ($server['type'] == "hysteria" && $server['version'] == 2 && !in_array('hysteria2', $typesArr) && !$supportHy2) ||
+                    (!in_array($server['type'], $typesArr) && !($server['type'] == "hysteria" && $server['version'] == 2 && in_array('hysteria2', $typesArr)))
+                )
+            ) {
+                return true;
+            }
 
+            if ($filterArr) {
+                foreach ($filterArr as $filter) {
+                    if (stripos($server['name'], $filter) !== false || in_array($filter, $server['tags'] ?? [])) {
+                        return false;
+                    }
+                }
+                return true;
+            }
+
+            if (strpos($region, '中国') !== false) {
+                $excludes = $server['excludes'] ?? [];
+                if (empty($excludes)) {
+                    return false;
+                }
+                foreach ($excludes as $v) {
+                    $excludeList = explode("|", str_replace(["｜", ",", " ", "，"], "|", $v));
+                    foreach ($excludeList as $needle) {
+                        if (stripos($region, $needle) !== false) {
+                            return true;
+                        }
+                    }
+                }
+            }
+        })->values()->all();
+    }
+    /*
+     * add prefix to server name
+     */
+    private function addPrefixToServerName(&$servers)
+    {
+        // 线路名称增加协议类型
+        if (admin_setting('show_protocol_to_server_enable')) {
+            $typePrefixes = [
+                'hysteria' => [1 => '[Hy]', 2 => '[Hy2]'],
+                'vless' => '[vless]',
+                'shadowsocks' => '[ss]',
+                'vmess' => '[vmess]',
+                'trojan' => '[trojan]',
+            ];
+            $servers = collect($servers)->map(function ($server) use ($typePrefixes) {
+                if (isset($typePrefixes[$server['type']])) {
+                    $prefix = is_array($typePrefixes[$server['type']]) ? $typePrefixes[$server['type']][$server['version']] : $typePrefixes[$server['type']];
+                    $server['name'] = $prefix . $server['name'];
+                }
+                return $server;
+            })->toArray();
+        }
+    }
+
+    /**
+     * Summary of setSubscribeInfoToServers
+     * @param mixed $servers
+     * @param mixed $user
+     * @param mixed $rejectServerCount
+     * @return void
+     */
     private function setSubscribeInfoToServers(&$servers, $user, $rejectServerCount = 0)
     {
-        if (!isset($servers[0])) return;
-        if($rejectServerCount > 0){
+        if (!isset($servers[0]))
+            return;
+        if ($rejectServerCount > 0) {
             array_unshift($servers, array_merge($servers[0], [
-                'name' => "去除{$rejectServerCount}条不合适线路",
+                'name' => "过滤掉{$rejectServerCount}条线路",
             ]));
         }
-        if (!(int)admin_setting('show_info_to_server_enable', 0)) return;
+        if (!(int) admin_setting('show_info_to_server_enable', 0))
+            return;
         $useTraffic = $user['u'] + $user['d'];
         $totalTraffic = $user['transfer_enable'];
         $remainingTraffic = Helper::trafficConvert($totalTraffic - $useTraffic);
@@ -180,7 +186,8 @@ class ClientController extends Controller
      * 判断版本号
      */
 
-    function versionCompare($version1, $version2) {
+    function versionCompare($version1, $version2)
+    {
         if (!preg_match('/^\d+(\.\d+){0,2}/', $version1) || !preg_match('/^\d+(\.\d+){0,2}/', $version2)) {
             return false;
         }
@@ -190,8 +197,8 @@ class ClientController extends Controller
         $maxParts = max(count($v1Parts), count($v2Parts));
 
         for ($i = 0; $i < $maxParts; $i++) {
-            $part1 = isset($v1Parts[$i]) ? (int)$v1Parts[$i] : 0;
-            $part2 = isset($v2Parts[$i]) ? (int)$v2Parts[$i] : 0;
+            $part1 = isset($v1Parts[$i]) ? (int) $v1Parts[$i] : 0;
+            $part2 = isset($v2Parts[$i]) ? (int) $v2Parts[$i] : 0;
 
             if ($part1 < $part2) {
                 return false;