h1-mod/src/client/component/mods.cpp
Federico Cecchetto 97653e72b2 SP Mods
2022-05-29 17:53:39 +02:00

120 lines
2.4 KiB
C++

#include <std_include.hpp>
#include "loader/component_loader.hpp"
#include "game/game.hpp"
#include "game/dvars.hpp"
#include "command.hpp"
#include "console.hpp"
#include "scheduler.hpp"
#include "filesystem.hpp"
#include "materials.hpp"
#include "fonts.hpp"
#include "mods.hpp"
#include <utils/hook.hpp>
#include <utils/io.hpp>
namespace mods
{
std::string mod_path{};
namespace
{
utils::hook::detour db_release_xassets_hook;
bool release_assets = false;
void db_release_xassets_stub()
{
if (release_assets)
{
materials::clear();
fonts::clear();
}
db_release_xassets_hook.invoke<void>();
}
void restart()
{
scheduler::once([]()
{
release_assets = true;
game::Com_Shutdown("");
release_assets = false;
}, scheduler::pipeline::main);
}
}
class component final : public component_interface
{
public:
void post_unpack() override
{
if (!game::environment::is_sp())
{
return;
}
if (!utils::io::directory_exists("mods"))
{
utils::io::create_directory("mods");
}
db_release_xassets_hook.create(SELECT_VALUE(0x1F4DB0_b, 0x399740_b), db_release_xassets_stub);
command::add("loadmod", [](const command::params& params)
{
if (params.size() < 2)
{
console::info("Usage: loadmod mods/<modname>");
return;
}
if (!game::Com_InFrontend())
{
console::info("Cannot load mod while in-game!\n");
game::CG_GameMessage(0, "^1Cannot unload mod while in-game!");
return;
}
const auto path = params.get(1);
if (!utils::io::directory_exists(path))
{
console::info("Mod %s not found!\n", path);
return;
}
console::info("Loading mod %s\n", path);
filesystem::get_search_paths().erase(mod_path);
filesystem::get_search_paths().insert(path);
mod_path = path;
restart();
});
command::add("unloadmod", [](const command::params& params)
{
if (mod_path.empty())
{
console::info("No mod loaded\n");
return;
}
if (!game::Com_InFrontend())
{
console::info("Cannot unload mod while in-game!\n");
game::CG_GameMessage(0, "^1Cannot unload mod while in-game!");
return;
}
console::info("Unloading mod %s\n", mod_path.data());
filesystem::get_search_paths().erase(mod_path);
mod_path.clear();
restart();
});
}
};
}
REGISTER_COMPONENT(mods::component)