Add toggleable content warning bypass (fixes #3591)

_locales/en/messages.json

@@ -1,6 +1,10 @@
-{  
-  "hideSuggestedAction": { "message": "Hide Suggested Action 'View products'" },
-  "hideMerchShelf": { "message": "Hide 'Merch Shelf'" },
+{
+  "hideSuggestedAction": {
+    "message": "Hide Suggested Action 'View products'"
+  },
+  "hideMerchShelf": {
+    "message": "Hide 'Merch Shelf'"
+  },
   "about": {
     "message": "About"
   },
@@ -133,6 +137,9 @@
   "autoPictureInPicture": {
     "message": "Auto Picture-In-Picture"
   },
+  "autoBypassContentWarning": {
+    "message": "Bypass content warnings"
+  },
   "autoplay": {
     "message": "Autoplay"
   },
@@ -1618,4 +1625,4 @@
   "youtubesLight": {
     "message": "YouTube's Light"
   }
-}
+}

js&css/extension/bypass-content-warning.js

@@ -0,0 +1,44 @@
+// Fixes GitHub issue #3591: Auto-bypass "I understand and wish to proceed" content warnings
+(function () {
+    let enabled = true; // Default to true
+
+    // Load setting
+    chrome.storage.sync.get('auto_bypass_content_warning', (data) => {
+        if (data.auto_bypass_content_warning !== undefined) {
+            enabled = data.auto_bypass_content_warning;
+        }
+        if (enabled) bypassContentWarning();
+    });
+
+    // Listen for changes
+    chrome.storage.onChanged.addListener((changes, area) => {
+        if (area === 'sync' && changes.auto_bypass_content_warning) {
+            enabled = changes.auto_bypass_content_warning.newValue;
+            if (enabled) bypassContentWarning();
+        }
+    });
+
+    // Only run on YouTube watch pages
+    const isWatchPage = () => location.pathname === '/watch';
+
+    // Add &rco=1 to URL if missing
+    function bypassContentWarning() {
+        if (!enabled) return;
+
+        if (isWatchPage() && !location.search.includes('rco=1')) {
+            const url = new URL(location.href);
+            url.searchParams.set('rco', '1');
+            history.replaceState(history.state, '', url.toString());
+        }
+    }
+
+    // Handle YouTube (SPA) navigation
+    window.addEventListener('yt-navigate-finish', bypassContentWarning);
+
+    // Fallback: Observe DOM changes to detect URL updates
+    new MutationObserver(() => {
+        if (enabled && isWatchPage() && !location.search.includes('rco=1')) {
+            bypassContentWarning();
+        }
+    }).observe(document, { subtree: true, childList: true });
+})();

manifest.json

@@ -16,7 +16,7 @@
       "id": "{3c6bf0cc-3ae2-42fb-9993-0d33104fdcaf}"
     }
   },
-	"background": 	{	
+  "background": {
     "service_worker": "background.js"
   },
   "action": {
@@ -51,16 +51,28 @@
         "js&css/extension/www.youtube.com/general/general.js",
         "js&css/extension/www.youtube.com/appearance/sidebar/sidebar.js",
         "js&css/extension/www.youtube.com/appearance/comments/comments.js",
+        "js&css/extension/bypass-content-warning.js",
         "js&css/extension/init.js"
       ],
-      "matches": ["https://www.youtube.com/*"],
+      "matches": [
+        "https://www.youtube.com/*"
+      ],
       "run_at": "document_start"
     }
   ],
-  "host_permissions": ["https://www.youtube.com/*"],
-  "optional_host_permissions": ["https://returnyoutubedislikeapi.com/*"],
-  "optional_permissions": ["downloads"],
-  "permissions": ["contextMenus", "storage"],
+  "host_permissions": [
+    "https://www.youtube.com/*"
+  ],
+  "optional_host_permissions": [
+    "https://returnyoutubedislikeapi.com/*"
+  ],
+  "optional_permissions": [
+    "downloads"
+  ],
+  "permissions": [
+    "contextMenus",
+    "storage"
+  ],
   "web_accessible_resources": [
     {
       "resources": [
@@ -83,7 +95,9 @@
         "js&css/web-accessible/init.js",
         "menu/icons/48.png"
       ],
-      "matches": ["https://www.youtube.com/*"]
+      "matches": [
+        "https://www.youtube.com/*"
+      ]
     }
   ]
-}
+}