mvp: wonky but working selenium firefox version

extras/extension/dark-reader.js

@@ -0,0 +1,26 @@
+(function() {
+    var code = '(' + function() {
+        // Remove Selenium artifacts (except webdriver - handled by binary patch)
+        var toDelete = ['cdc_', '$cdc_', 'wd_', 'selenium', '__webdriver_script_fn', '__driver_evaluate', '__webdriver_evaluate', '__selenium_evaluate', '__fxdriver_evaluate', '__driver_unwrapped', '__webdriver_unwrapped', '__selenium_unwrapped', '__fxdriver_unwrapped', '__webdriver_script_function', '__webdriver_script_func', '__webdriver_script_fn', '__fxdriver_athena_', '_Selenium_IDE_Recorder', '_selenium', 'calledSelenium', '$cdc_asdjflasutopfhvcZLmcfl_', '$chrome_asyncScriptInfo', '__$webdriverAsyncExecutor', '__nightmare', '_phantom', 'callPhantom', '__lastWatirAlert', '__lastWatirConfirm', '__lastWatirPrompt'];
+        toDelete.forEach(function(key) {
+            if (window[key]) delete window[key];
+            if (document[key]) delete document[key];
+        });
+
+        // Clean up document properties
+        for (var key in document) {
+            if (key.match(/\$[a-z]dc_/) && document[key]) {
+                delete document[key];
+            }
+        }
+    } + ')();';
+
+    var script = document.createElement('script');
+    script.textContent = code;
+
+    var target = document.documentElement;
+    if (target) {
+        target.insertBefore(script, target.firstChild);
+        script.remove();
+    }
+})();

extras/extension/manifest.json

@@ -0,0 +1,14 @@
+{
+  "manifest_version": 2,
+  "name": "Dark Reader",
+  "version": "1.0",
+  "permissions": ["<all_urls>"],
+  "content_scripts": [
+    {
+      "matches": ["<all_urls>"],
+      "js": ["dark-reader.js"],
+      "run_at": "document_start",
+      "all_frames": true
+    }
+  ]
+}

extras/patch_firefox.py

@@ -0,0 +1,9 @@
+with open("/usr/lib/firefox-esr/libxul.so", "rb") as f:
+    data = bytearray(f.read())
+
+patch = bytes([0x31, 0xC0, 0xC3])
+offset = 0x443CAD0
+data[offset : offset + len(patch)] = patch
+
+with open("/usr/lib/firefox-esr/libxul.so", "wb") as f:
+    f.write(data)