From 66ad3b0d0a15e9f7bab55ead19be3074eee10aa6 Mon Sep 17 00:00:00 2001
From: cilame <opaquism@hotmail.com>
Date: Thu, 21 Oct 2021 20:19:07 +0800
Subject: [PATCH] add

---
 tools/window_hooker.js | 81 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 tools/window_hooker.js

diff --git a/tools/window_hooker.js b/tools/window_hooker.js
new file mode 100644
index 0000000..f18e314
--- /dev/null
+++ b/tools/window_hooker.js
@@ -0,0 +1,81 @@
+// 暂时还在考虑的一种 window hook 方式。需要配合全局 ast 代码修改的方式
+;(function(){
+  var cache = {}
+  function make_cache_hooker(obj, name){
+    if (name in cache){ return cache[name] }
+    return cache[name] = new Proxy({}, {
+      set: function(a,b,c){ return filter_log('set', b, c), window[b]=c },
+      get: function(a,b){
+        var r = obj[b]
+        if (!(b == Symbol.unscopables || b == Symbol.toStringTag || b == Symbol.toPrimitive)){ filter_log(name, 'get', b, r) }
+        return r
+      },
+    })
+  }
+  var filter_log = console.log
+  function make_fake_window(){
+    if (window.globalThisWindow){ return window.globalThisWindow }
+    var _win = {}
+    var win = new Proxy(_win, {
+      has: function(a,b){ return true },
+      set: function(a,b,c){ return filter_log('set', b, c), window[b]=c },
+      get: function(a,b){
+        if (!(b in window) && typeof b != 'symbol'){ throw ReferenceError(b + ' is not defined') }
+        var r, t = true;
+        switch(b){
+          case 'window':
+          case 'self':
+          case 'top':
+          case 'frames': // 这两个可能存在问题
+          case 'parent': // 这两个可能存在问题
+          case 'globalThis':        r = win;                                                              break
+          case 'clientInformation': r = make_cache_hooker(clientInformation, 'window.clientInformation'); break
+          case 'crypto':            r = make_cache_hooker(crypto, 'window.crypto');                       break
+          case 'customElements':    r = make_cache_hooker(customElements, 'window.customElements');       break
+          case 'document':          r = make_cache_hooker(document, 'window.document');                   break
+          case 'external':          r = make_cache_hooker(external, 'window.external');                   break
+          case 'history':           r = make_cache_hooker(history, 'window.history');                     break
+          case 'indexedDB':         r = make_cache_hooker(indexedDB, 'window.indexedDB');                 break
+          case 'localStorage':      r = make_cache_hooker(localStorage, 'window.localStorage');           break
+          case 'locationbar':       r = make_cache_hooker(locationbar, 'window.locationbar');             break
+          case 'menubar':           r = make_cache_hooker(menubar, 'window.menubar');                     break
+          case 'navigator':         r = make_cache_hooker(navigator, 'window.navigator');                 break
+          case 'performance':       r = make_cache_hooker(performance, 'window.performance');             break
+          case 'personalbar':       r = make_cache_hooker(personalbar, 'window.personalbar');             break
+          case 'screen':            r = make_cache_hooker(screen, 'window.screen');                       break
+          case 'scrollbars':        r = make_cache_hooker(scrollbars, 'window.scrollbars');               break
+          case 'sessionStorage':    r = make_cache_hooker(sessionStorage, 'window.sessionStorage');       break
+          case 'statusbar':         r = make_cache_hooker(statusbar, 'window.statusbar');                 break
+          case 'toolbar':           r = make_cache_hooker(toolbar, 'window.toolbar');                     break
+          case 'trustedTypes':      r = make_cache_hooker(trustedTypes, 'window.trustedTypes');           break
+          case 'visualViewport':    r = make_cache_hooker(visualViewport, 'window.visualViewport');       break
+          case 'location':          r = make_cache_hooker(location, 'window.location');                   break
+          default:                  r = window[b];                                                 break
+        }
+        if (!(b == Symbol.unscopables || b == Symbol.toStringTag || b == Symbol.toPrimitive) && t){ filter_log('window', 'get', b, r) }
+        return r
+      },
+    })
+    window.globalThisWindow = _win
+    return Object.defineProperty(_win, 'v_run', {set:function(v){ v(win) }})
+  }
+  return make_fake_window()
+})().v_run = function(win){
+with (win){
+/////////////////////////////////////////
+
+
+
+
+
+
+// 将需要被 window hook 的代码放在这里面
+
+
+
+
+
+
+
+/////////////////////////////////////////
+}},1
\ No newline at end of file