From 7d8132d7cdd9719b9ad3019fb0caaa35bfe75ce5 Mon Sep 17 00:00:00 2001
From: xream <xream@icloud.com>
Date: Tue, 19 Nov 2024 23:06:45 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E9=BB=98=E8=AE=A4=E8=BE=93=E5=87=BA?=
 =?UTF-8?q?=E6=A0=BC=E5=BC=8F=E6=94=B9=E4=B8=BA=20V2Ray;=20accept=20?=
 =?UTF-8?q?=E4=B8=BA=20application/json=20=E6=97=B6,=20=E8=BE=93=E5=87=BA?=
 =?UTF-8?q?=20JSON;=20=E5=93=8D=E5=BA=94=E5=A2=9E=E5=8A=A0=20X-Powered-By?=
 =?UTF-8?q?=20Sub-Store?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 backend/package.json            |  2 +-
 backend/src/utils/flow.js       | 24 +++++++++++-------------
 backend/src/utils/user-agent.js | 23 +++++++++++++++--------
 backend/src/vendor/express.js   |  1 +
 4 files changed, 28 insertions(+), 22 deletions(-)

diff --git a/backend/package.json b/backend/package.json
index 51f26e4..9b43438 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -1,6 +1,6 @@
 {
   "name": "sub-store",
-  "version": "2.14.422",
+  "version": "2.14.423",
   "description": "Advanced Subscription Manager for QX, Loon, Surge, Stash and ShadowRocket.",
   "main": "src/main.js",
   "scripts": {
diff --git a/backend/src/utils/flow.js b/backend/src/utils/flow.js
index 1911b15..23291d7 100644
--- a/backend/src/utils/flow.js
+++ b/backend/src/utils/flow.js
@@ -6,21 +6,19 @@ import $ from '@/core/app';
 import headersResourceCache from '@/utils/headers-resource-cache';
 
 export function getFlowField(headers) {
-    let subKey = '';
-    let webPageKey = '';
-
-    Object.keys(headers).some((k) => {
-        if (/SUBSCRIPTION-USERINFO/i.test(k)) {
-            subKey = k;
-        } else if (/PROFILE-WEB-PAGE-URL/i.test(k)) {
-            webPageKey = k;
+    const keys = Object.keys(headers);
+    let sub = '';
+    let webPage = '';
+    for (let k of keys) {
+        const lower = k.toLowerCase();
+        if (lower === 'subscription-userinfo') {
+            sub = headers[k];
+        } else if (lower === 'profile-web-page-url') {
+            webPage = headers[k];
         }
-        return subKey && webPageKey;
-    });
+    }
 
-    return `${headers[subKey] || ''}${
-        webPageKey ? `;app_url=${headers[webPageKey]}` : ''
-    }`;
+    return `${sub || ''}${webPage ? `;app_url=${webPage}` : ''}`;
 }
 export async function getFlowHeaders(
     rawUrl,
diff --git a/backend/src/utils/user-agent.js b/backend/src/utils/user-agent.js
index a6ee611..aabb33d 100644
--- a/backend/src/utils/user-agent.js
+++ b/backend/src/utils/user-agent.js
@@ -2,16 +2,20 @@ export function getUserAgentFromHeaders(headers) {
     const keys = Object.keys(headers);
     let UA = '';
     let ua = '';
+    let accept = '';
     for (let k of keys) {
-        if (/USER-AGENT/i.test(k)) {
+        const lower = k.toLowerCase();
+        if (lower === 'user-agent') {
             UA = headers[k];
             ua = UA.toLowerCase();
-            break;
+        } else if (lower === 'accept') {
+            accept = headers[k];
         }
     }
-    return { UA, ua };
+    return { UA, ua, accept };
 }
-export function getPlatformFromUserAgent({ ua, UA }) {
+
+export function getPlatformFromUserAgent({ ua, UA, accept }) {
     if (UA.indexOf('Quantumult%20X') !== -1) {
         return 'QX';
     } else if (UA.indexOf('Surfboard') !== -1) {
@@ -35,15 +39,18 @@ export function getPlatformFromUserAgent({ ua, UA }) {
         return 'ClashMeta';
     } else if (ua.indexOf('clash') !== -1) {
         return 'Clash';
-    } else if (ua.indexOf('v2ray') !== -1) {
+    } else if (ua.indexOf('v2ray') !== -1 || ua.indexOf('egern') !== -1) {
         return 'V2Ray';
     } else if (ua.indexOf('sing-box') !== -1) {
         return 'sing-box';
-    } else {
+    } else if (accept.indexOf('application/json') === 0) {
         return 'JSON';
+    } else {
+        return 'V2Ray';
     }
 }
+
 export function getPlatformFromHeaders(headers) {
-    const { UA, ua } = getUserAgentFromHeaders(headers);
-    return getPlatformFromUserAgent({ ua, UA });
+    const { UA, ua, accept } = getUserAgentFromHeaders(headers);
+    return getPlatformFromUserAgent({ ua, UA, accept });
 }
diff --git a/backend/src/vendor/express.js b/backend/src/vendor/express.js
index 4c67962..a2c7220 100644
--- a/backend/src/vendor/express.js
+++ b/backend/src/vendor/express.js
@@ -9,6 +9,7 @@ export default function express({ substore: $, port, host }) {
         'Access-Control-Allow-Methods': 'POST,GET,OPTIONS,PATCH,PUT,DELETE',
         'Access-Control-Allow-Headers':
             'Origin, X-Requested-With, Content-Type, Accept',
+        'X-Powered-By': 'Sub-Store',
     };
 
     // node support