feat: 拉取文件时 日志输出 User-Agent; 脚本上下文参数 $options 中新增 _req 字段, 包含请求信息

backend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "sub-store",
-  "version": "2.19.17",
+  "version": "2.19.18",
   "description": "Advanced Subscription Manager for QX, Loon, Surge, Stash and Shadowrocket.",
   "main": "src/main.js",
   "scripts": {

backend/src/restful/download.js

@@ -111,7 +111,17 @@ async function downloadSubscription(req, res) {
         proxy,
         noCache,
     } = req.query;
-    let $options = {};
+    let $options = {
+        _req: {
+            method: req.method,
+            url: req.url,
+            path: req.path,
+            query: req.query,
+            params: req.params,
+            headers: req.headers,
+            body: req.body,
+        },
+    };
     if (req.query.$options) {
         try {
             // 支持 `#${encodeURIComponent(JSON.stringify({arg1: "1"}))}`
@@ -376,7 +386,17 @@ async function downloadCollection(req, res) {
         noCache,
     } = req.query;
 
-    let $options = {};
+    let $options = {
+        _req: {
+            method: req.method,
+            url: req.url,
+            path: req.path,
+            query: req.query,
+            params: req.params,
+            headers: req.headers,
+            body: req.body,
+        },
+    };
     if (req.query.$options) {
         try {
             // 支持 `#${encodeURIComponent(JSON.stringify({arg1: "1"}))}`

backend/src/restful/file.js

@@ -52,8 +52,8 @@ function createFile(req, res) {
 async function getFile(req, res) {
     let { name } = req.params;
     name = decodeURIComponent(name);
-
+    const reqUA = req.headers['user-agent'] || req.headers['User-Agent'];
-    $.info(`正在下载文件：${name}`);
+    $.info(`正在下载文件：${name}\n请求 User-Agent: ${reqUA}`);
     let {
         url,
         subInfoUrl,
@@ -65,7 +65,17 @@ async function getFile(req, res) {
         proxy,
         noCache,
     } = req.query;
-    let $options = {};
+    let $options = {
+        _req: {
+            method: req.method,
+            url: req.url,
+            path: req.path,
+            query: req.query,
+            params: req.params,
+            headers: req.headers,
+            body: req.body,
+        },
+    };
     if (req.query.$options) {
         try {
             // 支持 `#${encodeURIComponent(JSON.stringify({arg1: "1"}))}`

scripts/demo.js

@@ -40,6 +40,16 @@ function operator(proxies = [], targetPlatform, context) {
   // 先这样处理 encodeURIComponent('arg1=a&arg2=b')
   // /api/file/foo?$options=arg1%3Da%26arg2%3Db
 
+  // 默认会带上 _req 字段, 结构为
+  // {
+  //     method,
+  //     url,
+  //     path,
+  //     query,
+  //     params,
+  //     headers,
+  //     body,
+  // }
   // console.log($options)
 
   // targetPlatform 为输出的目标平台