Method initDatabase

pcsx2/GameDatabase.cpp:1018–1062

}

void GameDatabase::initDatabase()
{
	const std::string path(Path::Combine(EmuFolders::Resources, GAMEDB_YAML_FILE_NAME));
	const std::string name(GAMEDB_YAML_FILE_NAME);

	const std::optional<std::string> buffer = FileSystem::ReadFileToString(path.c_str());
	if (!buffer.has_value())
	{
		Console.Error("GameDB: Unable to open GameDB file, file does not exist.");
		return;
	}

	const ryml::csubstr yaml = ryml::to_csubstr(*buffer);

	Error error;
	std::optional<ryml::Tree> tree = ParseYAMLFromString(yaml, ryml::to_csubstr(name), &error);
	if (!tree.has_value())
	{
		Console.ErrorFmt("GameDB: Failed to parse game database file {}:", path);
		Console.Error(error.GetDescription());
		return;
	}

	ryml::NodeRef root = tree->rootref();

	for (const ryml::NodeRef& n : root.children())
	{
		auto serial = StringUtil::toLower(std::string(n.key().str, n.key().len));

		// Serials and CRCs must be inserted as lower-case, as that is how they are retrieved
		// this is because the application may pass a lowercase CRC or serial along
		//
		// However, YAML's keys are as expected case-sensitive, so we have to explicitly do our own duplicate checking
		if (s_game_db.count(serial) == 1)
		{
			Console.ErrorFmt("GameDB: Duplicate serial '{}' found in GameDB. Skipping, Serials are case-insensitive!", serial);
			continue;
		}

		if (n.is_map())
		{
			parseAndInsert(serial, n);
		}
	}
}

void GameDatabase::ensureLoaded()
{