From 386d596b499fa240060fa3ed98c2328a7471238f Mon Sep 17 00:00:00 2001
From: tophf <tophf@gmx.com>
Date: Sat, 2 Sep 2023 14:55:45 +0300
Subject: [PATCH] fix #1881: GM_log in Chrome 109+

---
 src/injected/content/index.js  |  1 +
 src/injected/content/inject.js |  6 +++---
 src/injected/util/index.js     |  2 ++
 src/injected/web/index.js      | 17 +++++++++++++++--
 src/types.d.ts                 |  2 +-
 5 files changed, 22 insertions(+), 6 deletions(-)

diff --git a/src/injected/content/index.js b/src/injected/content/index.js
index 060591e709..854d8bad6c 100644
--- a/src/injected/content/index.js
+++ b/src/injected/content/index.js
@@ -67,6 +67,7 @@ addBackgroundHandlers({
 });
 
 addHandlers({
+  Log: data => safeApply(logging[data[0]], logging, data[1]),
   TabFocus: REIFY,
   UpdateValue: REIFY,
 });
diff --git a/src/injected/content/inject.js b/src/injected/content/inject.js
index f7e1b79bb5..bd6c3bff2a 100644
--- a/src/injected/content/inject.js
+++ b/src/injected/content/inject.js
@@ -1,6 +1,6 @@
 import bridge, { addHandlers } from './bridge';
 import { elemByTag, makeElem, nextTask, onElement, sendCmd } from './util';
-import { bindEvents, fireBridgeEvent, META_STR } from '../util';
+import { bindEvents, CONSOLE_METHODS, fireBridgeEvent, META_STR } from '../util';
 import { Run } from './cmd-run';
 
 const bridgeIds = bridge[IDS];
@@ -308,7 +308,7 @@ async function injectPageList(runAt) {
 }
 
 function setupContentInvoker() {
-  const invokeContent = VMInitInjection(IS_FIREFOX)(bridge.onHandle);
+  const invokeContent = VMInitInjection(IS_FIREFOX)(bridge.onHandle, logging);
   const postViaBridge = bridge.post;
   bridge.post = (cmd, params, realm, node) => {
     const fn = realm === CONTENT
@@ -348,7 +348,7 @@ function addVaultExports(vaultSrc) {
   const exports = cloneInto(createNullObj(), document);
   // In FF a detached iframe's `console` doesn't print anything, we'll export it from content
   const exportedConsole = cloneInto(createNullObj(), document);
-  ['log', 'info', 'warn', 'error', 'debug']::forEach(k => {
+  CONSOLE_METHODS::forEach(k => {
     exportedConsole[k] = exportFunction(logging[k], document);
     /* global exportFunction */
   });
diff --git a/src/injected/util/index.js b/src/injected/util/index.js
index da70b27130..c1a5637550 100644
--- a/src/injected/util/index.js
+++ b/src/injected/util/index.js
@@ -11,6 +11,8 @@ export {
 } from '@/common';
 export * from '@/common/consts';
 
+export const CONSOLE_METHODS = ['log', 'info', 'warn', 'error', 'debug'];
+
 export const fireBridgeEvent = (eventId, msg) => {
   const detail = cloneInto ? cloneInto(msg, document) : msg;
   const evtMain = new SafeCustomEvent(eventId, { __proto__: null, detail });
diff --git a/src/injected/web/index.js b/src/injected/web/index.js
index c3f9aad61d..c090c2ce49 100644
--- a/src/injected/web/index.js
+++ b/src/injected/web/index.js
@@ -1,17 +1,19 @@
 import bridge, { addHandlers } from './bridge';
 import store from './store';
+import { GM_API } from './gm-api';
 import { makeGmApiWrapper } from './gm-api-wrapper';
 import './gm-values';
 import './notifications';
 import './requests';
 import './tabs';
-import { bindEvents } from '../util';
+import { bindEvents, CONSOLE_METHODS } from '../util';
+import { safeConcat } from './util';
 
 // Make sure to call safe::methods() in code that may run after userscripts
 
 const toRun = createNullObj();
 
-export default function initialize(invokeHost) {
+export default function initialize(invokeHost, console) {
   if (PAGE_MODE_HANDSHAKE) {
     window::on(PAGE_MODE_HANDSHAKE + '*', e => {
       e = e::getDetail();
@@ -25,6 +27,16 @@ export default function initialize(invokeHost) {
         this[id] = VAULT;
       },
     });
+    /* Can't use a detached `console` in Chrome 109+ due to https://crrev.com/1063194 */
+    if (!IS_FIREFOX) {
+      for (const m of CONSOLE_METHODS) {
+        logging[m] = (...args) => bridge.post('Log', [m, args]);
+      }
+      /** @this {GMContext} */
+      GM_API.bound.GM_log = function (...args) {
+        bridge.post('Log', ['log', safeConcat([`[${this.script.displayName}]`], args)]);
+      };
+    }
   } else {
     bridge.mode = CONTENT;
     bridge.post = (cmd, data, node) => {
@@ -32,6 +44,7 @@ export default function initialize(invokeHost) {
     };
     global.chrome = undefined;
     global.browser = undefined;
+    logging = console; // eslint-disable-line no-global-assign
     return (cmd, data, realm, node) => {
       if (process.env.DEBUG) console.info('[bridge.guest.content] received', { cmd, data, node });
       bridge.onHandle({ cmd, data, node });
diff --git a/src/types.d.ts b/src/types.d.ts
index 10068c9330..0ebdb5f1b1 100644
--- a/src/types.d.ts
+++ b/src/types.d.ts
@@ -18,7 +18,7 @@ declare interface GMContext {
   id: number;
   resCache: StringMap;
   resources: StringMap;
-  script: VMScript;
+  script: VMInjection.Script;
 }
 
 /**