Ladybird/Qt: Add actions to set navigator compatibility mode

jacobwischnat · Jul 5, 2024 · 197f57f · 197f57f
1 parent 1128375
commit 197f57f
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Showing 5 changed files with 52 additions and 0 deletions.
diff --git a/Ladybird/Qt/BrowserWindow.cpp b/Ladybird/Qt/BrowserWindow.cpp
@@ -497,6 +497,30 @@ BrowserWindow::BrowserWindow(Vector<URL::URL> const& initial_urls, WebView::Cook
         }
     });
 
+    auto* navigator_compatibility_mode_menu = debug_menu->addMenu("Navigator Compatibility Mode");
+    navigator_compatibility_mode_menu->setIcon(load_icon_from_uri("resource://icons/16x16/spoof.png"sv));
+
+    auto* navigator_compatibility_mode_group = new QActionGroup(this);
+
+    auto add_navigator_compatibility_mode = [this, &navigator_compatibility_mode_group, &navigator_compatibility_mode_menu](auto name, auto const& compatibility_mode) {
+        auto* action = new QAction(qstring_from_ak_string(name), this);
+        action->setCheckable(true);
+        navigator_compatibility_mode_group->addAction(action);
+        navigator_compatibility_mode_menu->addAction(action);
+        QObject::connect(action, &QAction::triggered, this, [this, compatibility_mode] {
+            for_each_tab([compatibility_mode](auto& tab) {
+                tab.set_navigator_compatibility_mode(compatibility_mode);
+            });
+            set_navigator_compatibility_mode(compatibility_mode);
+        });
+        return action;
+    };
+    auto* chrome_compatibility_mode = add_navigator_compatibility_mode("Chrome"_string, "chrome"sv.to_byte_string());
+    chrome_compatibility_mode->setChecked(true);
+    add_navigator_compatibility_mode("Gecko"_string, "gecko"sv.to_byte_string());
+    add_navigator_compatibility_mode("WebKit"_string, "webkit"sv.to_byte_string());
+    set_navigator_compatibility_mode("chrome");
+
     debug_menu->addSeparator();
 
     m_enable_scripting_action = new QAction("Enable Scripting", this);
@@ -782,6 +806,7 @@ void BrowserWindow::initialize_tab(Tab* tab)
     tab->set_block_popups(m_block_pop_ups_action->isChecked());
     tab->set_same_origin_policy(m_enable_same_origin_policy_action->isChecked());
     tab->set_user_agent_string(user_agent_string());
+    tab->set_navigator_compatibility_mode(navigator_compatibility_mode());
     tab->set_enable_do_not_track(Settings::the()->enable_do_not_track());
 }
 

diff --git a/Ladybird/Qt/BrowserWindow.h b/Ladybird/Qt/BrowserWindow.h
@@ -173,6 +173,8 @@ public slots:
 
     ByteString user_agent_string() const { return m_user_agent_string; }
     void set_user_agent_string(ByteString const& user_agent_string) { m_user_agent_string = user_agent_string; }
+    ByteString navigator_compatibility_mode() const { return m_navigator_compatibility_mode; }
+    void set_navigator_compatibility_mode(ByteString const& navigator_compatibility_mode) { m_navigator_compatibility_mode = navigator_compatibility_mode; }
 
     QScreen* m_current_screen;
     double m_device_pixel_ratio { 0 };
@@ -200,6 +202,7 @@ public slots:
     QAction* m_enable_same_origin_policy_action { nullptr };
 
     ByteString m_user_agent_string {};
+    ByteString m_navigator_compatibility_mode {};
 
     SettingsDialog* m_settings_dialog { nullptr };
 

diff --git a/Ladybird/Qt/Tab.cpp b/Ladybird/Qt/Tab.cpp
@@ -997,6 +997,11 @@ void Tab::set_user_agent_string(ByteString const& user_agent)
     debug_request("clear-cache");
 }
 
+void Tab::set_navigator_compatibility_mode(ByteString const& compatibility_mode)
+{
+    debug_request("navigator-compatibility-mode", compatibility_mode);
+}
+
 void Tab::set_enable_do_not_track(bool enable)
 {
     m_view->set_enable_do_not_track(enable);

diff --git a/Ladybird/Qt/Tab.h b/Ladybird/Qt/Tab.h
@@ -72,6 +72,7 @@ class Tab final : public QWidget {
     void set_same_origin_policy(bool);
     void set_scripting(bool);
     void set_user_agent_string(ByteString const&);
+    void set_navigator_compatibility_mode(ByteString const&);
 
     void set_enable_do_not_track(bool);
 

diff --git a/Userland/Services/WebContent/ConnectionFromClient.cpp b/Userland/Services/WebContent/ConnectionFromClient.cpp
@@ -37,6 +37,7 @@
 #include <LibWeb/Loader/ContentFilter.h>
 #include <LibWeb/Loader/ProxyMappings.h>
 #include <LibWeb/Loader/ResourceLoader.h>
+#include <LibWeb/Loader/UserAgent.h>
 #include <LibWeb/Namespace.h>
 #include <LibWeb/Painting/StackingContext.h>
 #include <LibWeb/Painting/ViewportPaintable.h>
@@ -398,6 +399,23 @@ void ConnectionFromClient::debug_request(u64 page_id, ByteString const& request,
         }
         return;
     }
+
+    if (request == "navigator-compatibility-mode") {
+        Web::NavigatorCompatibilityMode compatibility_mode;
+        if (argument == "chrome") {
+            compatibility_mode = Web::NavigatorCompatibilityMode::Chrome;
+        } else if (argument == "gecko") {
+            compatibility_mode = Web::NavigatorCompatibilityMode::Gecko;
+        } else if (argument == "webkit") {
+            compatibility_mode = Web::NavigatorCompatibilityMode::WebKit;
+        } else {
+            dbgln("Unknown navigator compatibility mode '{}', defaulting to Chrome", argument);
+            compatibility_mode = Web::NavigatorCompatibilityMode::Chrome;
+        }
+
+        Web::ResourceLoader::the().set_navigator_compatibility_mode(compatibility_mode);
+        return;
+    }
 }
 
 void ConnectionFromClient::get_source(u64 page_id)