UI: Copy the default config to the user's config directory

Currently only used on the Qt chrome.

Ladybird/Qt/Settings.cpp

@@ -8,6 +8,7 @@
 
 #include "Settings.h"
 #include "StringUtils.h"
+#include <AK/LexicalPath.h>
 #include <Ladybird/DefaultSettings.h>
 
 namespace Ladybird {
@@ -29,6 +30,11 @@ Settings::Settings()
         set_search_engine(move(default_search_engine));
 }
 
+ByteString Settings::directory()
+{
+    return LexicalPath::dirname(ak_byte_string_from_qstring(m_qsettings->fileName()));
+}
+
 Optional<QPoint> Settings::last_position()
 {
     if (m_qsettings->contains("last_position"))

Ladybird/Qt/Settings.h

@@ -30,6 +30,8 @@ public:
         return &instance;
     }
 
+    ByteString directory();
+
     Optional<QPoint> last_position();
     void set_last_position(QPoint const& last_position);
 

Ladybird/Qt/main.cpp

@@ -153,6 +153,8 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
     };
 #endif
 
+    copy_default_config_files(Ladybird::Settings::the()->directory());
+
     RefPtr<WebView::Database> database;
     if (!disable_sql_database)
         database = TRY(WebView::Database::create());

Ladybird/Utilities.cpp

@@ -8,7 +8,9 @@
 #include "Utilities.h"
 #include <AK/LexicalPath.h>
 #include <AK/Platform.h>
+#include <LibCore/Directory.h>
 #include <LibCore/Environment.h>
+#include <LibCore/Resource.h>
 #include <LibCore/ResourceImplementationFile.h>
 #include <LibCore/System.h>
 #include <LibFileSystem/FileSystem.h>
@@ -77,6 +79,24 @@ void platform_init()
     Core::ResourceImplementation::install(make<Core::ResourceImplementationFile>(MUST(String::from_byte_string(s_serenity_resource_root))));
 }
 
+void copy_default_config_files(StringView config_path)
+{
+    MUST(Core::Directory::create(config_path, Core::Directory::CreateDirectories::Yes));
+
+    auto config_resources = MUST(Core::Resource::load_from_uri("resource://ladybird/default-config"sv));
+
+    config_resources->for_each_descendant_file([config_path](Core::Resource const& resource) -> IterationDecision {
+        auto file_path = ByteString::formatted("{}/{}", config_path, resource.filename());
+
+        if (Core::System::stat(file_path).is_error()) {
+            auto file = MUST(Core::File::open(file_path, Core::File::OpenMode::Write));
+            MUST(file->write_until_depleted(resource.data()));
+        }
+
+        return IterationDecision::Continue;
+    });
+}
+
 ErrorOr<Vector<ByteString>> get_paths_for_helper_process(StringView process_name)
 {
     auto application_path = TRY(application_directory());

Ladybird/Utilities.h

@@ -13,6 +13,7 @@
 #include <AK/Vector.h>
 
 void platform_init();
+void copy_default_config_files(StringView config_path);
 ErrorOr<ByteString> application_directory();
 ErrorOr<Vector<ByteString>> get_paths_for_helper_process(StringView process_name);