From 7d45435883cc54802b227bdb5fcd3e3922b65830 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=8E=8B=E8=89=AF?= <841369634@qq.com>
Date: Thu, 18 Apr 2024 10:46:29 +0800
Subject: [PATCH] =?UTF-8?q?optimize:=20global.script=E5=8F=AA=E6=9C=89?=
 =?UTF-8?q?=E5=9C=A8=E5=8A=A0=E8=BD=BD=E5=86=85=E7=BD=AEgithub=E6=B2=B9?=
 =?UTF-8?q?=E7=8C=B4=E6=97=B6=EF=BC=8C=E6=89=8D=E9=9C=80=E8=A6=81=E5=8A=A0?=
 =?UTF-8?q?=E8=BD=BD=E3=80=82?=
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---
 .../mitmproxy/src/lib/interceptor/impl/res/script.js | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/packages/mitmproxy/src/lib/interceptor/impl/res/script.js b/packages/mitmproxy/src/lib/interceptor/impl/res/script.js
index b6ed09c5..0994266f 100644
--- a/packages/mitmproxy/src/lib/interceptor/impl/res/script.js
+++ b/packages/mitmproxy/src/lib/interceptor/impl/res/script.js
@@ -33,8 +33,10 @@ module.exports = {
       keys = [keys]
     }
     try {
+      // 内置脚本
       const scripts = monkey.get(setting.script.dirAbsolutePath)
-      let tags = '\r\n\t' + getScript('global', scripts.global.script)
+
+      let tags = ''
       for (const key of keys) {
         if (key === 'global') {
           continue
@@ -49,11 +51,19 @@ module.exports = {
           if (script == null) {
             continue
           }
+          if (key === 'github') {
+            // 如果是github油猴脚本，需要先加载 `global.script`，避免 `GM_xxx` 方法不存在导致报错。
+            tags += '\r\n\t' + getScript('global', scripts.global.script)
+          }
           scriptTag = getScript(key, script.script) // 2.DS内置脚本
         }
 
         tags += '\r\n\t' + scriptTag
       }
+
+      // 如果脚本为空，则不插入
+      if (tags === '') return
+
       res.setHeader('DS-Script-Interceptor', 'true')
       log.info('script response intercept: insert script', rOptions.hostname, rOptions.path, ', head:', tags)
       return {