Override localized strings

src/client/component/demonware.cpp

@@ -11,6 +11,8 @@
 #include "game/demonware/servers/umbrella_server.hpp"
 #include "game/demonware/server_registry.hpp"
 
+#include "localized_strings.hpp"
+
 #define TCP_BLOCKING true
 #define UDP_BLOCKING false
 
@@ -497,6 +499,8 @@ namespace demonware
 			utils::hook::set<uint64_t>(0x141F03130_g, 0xC300000001B8); // Kill LPC_DeleteStale
 
 			utils::hook::set<uint8_t>(0x141E0AA1B_g, 0xEB); // Release un-handled reportReward spamming loop
+
+			localized_strings::override("MENU_CONNECTING_DW", "Emulating Online Service");
 		}
 
 		void pre_destroy() override

src/client/component/localized_strings.cpp

@@ -0,0 +1,52 @@
+#include <std_include.hpp>
+#include "loader/component_loader.hpp"
+#include "localized_strings.hpp"
+#include <utils/hook.hpp>
+#include <utils/string.hpp>
+#include <utils/concurrency.hpp>
+#include "game/game.hpp"
+
+namespace localized_strings
+{
+	namespace
+	{
+		utils::hook::detour seh_string_ed_get_string_hook;
+
+		using localized_map = std::unordered_map<std::string, std::string>;
+		utils::concurrency::container<localized_map> localized_overrides;
+
+		const char* seh_string_ed_get_string(const char* reference)
+		{
+			return localized_overrides.access<const char*>([&](const localized_map& map)
+			{
+				const auto entry = map.find(reference);
+				if (entry != map.end())
+				{
+					return utils::string::va("%s", entry->second.data());
+				}
+
+				return seh_string_ed_get_string_hook.invoke<const char*>(reference);
+			});
+		}
+	}
+
+	void override(const std::string& key, const std::string& value)
+	{
+		localized_overrides.access([&](localized_map& map)
+		{
+			map[key] = value;
+		});
+	}
+
+	class component final : public client_component
+	{
+	public:
+		void post_unpack() override
+		{
+			// Change some localized strings
+			seh_string_ed_get_string_hook.create(0x1422796E0_g, &seh_string_ed_get_string);
+		}
+	};
+}
+
+REGISTER_COMPONENT(localized_strings::component)

src/client/component/localized_strings.hpp

@@ -0,0 +1,6 @@
+#pragma once
+
+namespace localized_strings
+{
+	void override(const std::string& key, const std::string& value);
+}