/**
* \brief __newindex function of the environment of the savegame file.
*
* This special __newindex function catches declaration of global variables
* to store them into the savegame.
*
* \param l The Lua context that is calling this function.
* \return Number of values to return to Lua.
*/
int Savegame::l_newindex(lua_State* l) {
return LuaTools::exception_boundary_handle(l, [&] {
lua_getfield(l, LUA_REGISTRYINDEX, "savegame");
Savegame* savegame = static_cast<Savegame*>(lua_touserdata(l, -1));
lua_pop(l, 1);
const std::string& key = LuaTools::check_string(l, 2);
switch (lua_type(l, 3)) {
case LUA_TBOOLEAN:
savegame->set_boolean(key, lua_toboolean(l, 3));
break;
case LUA_TNUMBER:
savegame->set_integer(key, (int) lua_tointeger(l, 3));
break;
case LUA_TSTRING:
savegame->set_string(key, lua_tostring(l, 3));
break;
default:
LuaTools::type_error(l, 3, "string, number or boolean");
}
return 0;
});
}
/**
* \brief __newindex function of the environment of the savegame file.
*
* This special __newindex function catches declaration of global variables
* to store them into the savegame.
*
* \param l The Lua context that is calling this function.
* \return Number of values to return to Lua.
*/
int Savegame::l_newindex(lua_State* l) {
lua_getfield(l, LUA_REGISTRYINDEX, "savegame");
Savegame* savegame = static_cast<Savegame*>(lua_touserdata(l, -1));
lua_pop(l, 1);
const std::string& key = luaL_checkstring(l, 2);
switch (lua_type(l, 3)) {
case LUA_TBOOLEAN:
savegame->set_boolean(key, lua_toboolean(l, 3));
break;
case LUA_TNUMBER:
savegame->set_integer(key, int(lua_tointeger(l, 3)));
break;
case LUA_TSTRING:
savegame->set_string(key, lua_tostring(l, 3));
break;
default:
luaL_typerror(l, 3, "string, number or boolean");
}
return 0;
}
/**
* \brief Converts this savegame v1 into a savegame v2.
* \param savegame_v2 The savegame to fill.
*/
void SavegameConverterV1::convert_to_v2(Savegame& savegame_v2) {
// 1. Built-in values.
savegame_v2.set_string(Savegame::KEY_STARTING_POINT, get_string(STARTING_POINT));
if (!get_string(STARTING_MAP).empty()) {
savegame_v2.set_string(Savegame::KEY_STARTING_MAP, get_string(STARTING_MAP));
}
else {
// Older v1 savegames used integers to identify maps.
std::ostringstream oss;
oss << get_integer(STARTING_MAP_INT);
savegame_v2.set_string(Savegame::KEY_STARTING_MAP, oss.str());
}
savegame_v2.set_integer(Savegame::KEY_CURRENT_LIFE, get_integer(CURRENT_LIFE));
savegame_v2.set_integer(Savegame::KEY_CURRENT_MONEY, get_integer(CURRENT_MONEY));
savegame_v2.set_integer(Savegame::KEY_CURRENT_MAGIC, get_integer(CURRENT_MAGIC));
savegame_v2.set_integer(Savegame::KEY_MAX_LIFE, get_integer(MAX_LIFE));
savegame_v2.set_integer(Savegame::KEY_MAX_MONEY, get_integer(MAX_MONEY));
savegame_v2.set_integer(Savegame::KEY_MAX_MAGIC, get_integer(MAX_MAGIC));
savegame_v2.set_string(Savegame::KEY_ITEM_SLOT_1, get_string(ITEM_SLOT_0));
savegame_v2.set_string(Savegame::KEY_ITEM_SLOT_2, get_string(ITEM_SLOT_1));
savegame_v2.set_string(Savegame::KEY_KEYBOARD_ACTION, InputEvent::get_keyboard_key_name(
InputEvent::KeyboardKey(get_integer(KEYBOARD_ACTION_KEY))));
savegame_v2.set_string(Savegame::KEY_KEYBOARD_ATTACK, InputEvent::get_keyboard_key_name(
InputEvent::KeyboardKey(get_integer(KEYBOARD_SWORD_KEY))));
savegame_v2.set_string(Savegame::KEY_KEYBOARD_ITEM_1, InputEvent::get_keyboard_key_name(
InputEvent::KeyboardKey(get_integer(KEYBOARD_ITEM_1_KEY))));
savegame_v2.set_string(Savegame::KEY_KEYBOARD_ITEM_2, InputEvent::get_keyboard_key_name(
InputEvent::KeyboardKey(get_integer(KEYBOARD_ITEM_2_KEY))));
savegame_v2.set_string(Savegame::KEY_KEYBOARD_PAUSE, InputEvent::get_keyboard_key_name(
InputEvent::KeyboardKey(get_integer(KEYBOARD_PAUSE_KEY))));
savegame_v2.set_string(Savegame::KEY_KEYBOARD_RIGHT, InputEvent::get_keyboard_key_name(
InputEvent::KeyboardKey(get_integer(KEYBOARD_RIGHT_KEY))));
savegame_v2.set_string(Savegame::KEY_KEYBOARD_UP, InputEvent::get_keyboard_key_name(
InputEvent::KeyboardKey(get_integer(KEYBOARD_UP_KEY))));
savegame_v2.set_string(Savegame::KEY_KEYBOARD_LEFT, InputEvent::get_keyboard_key_name(
InputEvent::KeyboardKey(get_integer(KEYBOARD_LEFT_KEY))));
savegame_v2.set_string(Savegame::KEY_KEYBOARD_DOWN, InputEvent::get_keyboard_key_name(
InputEvent::KeyboardKey(get_integer(KEYBOARD_DOWN_KEY))));
savegame_v2.set_string(Savegame::KEY_JOYPAD_ACTION, get_string(JOYPAD_ACTION_KEY));
savegame_v2.set_string(Savegame::KEY_JOYPAD_ATTACK, get_string(JOYPAD_SWORD_KEY));
savegame_v2.set_string(Savegame::KEY_JOYPAD_ITEM_1, get_string(JOYPAD_ITEM_1_KEY));
savegame_v2.set_string(Savegame::KEY_JOYPAD_ITEM_2, get_string(JOYPAD_ITEM_2_KEY));
savegame_v2.set_string(Savegame::KEY_JOYPAD_PAUSE, get_string(JOYPAD_PAUSE_KEY));
savegame_v2.set_string(Savegame::KEY_JOYPAD_RIGHT, get_string(JOYPAD_RIGHT_KEY));
savegame_v2.set_string(Savegame::KEY_JOYPAD_UP, get_string(JOYPAD_UP_KEY));
savegame_v2.set_string(Savegame::KEY_JOYPAD_LEFT, get_string(JOYPAD_LEFT_KEY));
savegame_v2.set_string(Savegame::KEY_JOYPAD_DOWN, get_string(JOYPAD_DOWN_KEY));
savegame_v2.set_integer(Savegame::KEY_ABILITY_RESISTANCE, get_integer(ABILITY_TUNIC));
savegame_v2.set_integer(Savegame::KEY_ABILITY_SWORD, get_integer(ABILITY_SWORD));
savegame_v2.set_integer(Savegame::KEY_ABILITY_SHIELD, get_integer(ABILITY_SHIELD));
savegame_v2.set_integer(Savegame::KEY_ABILITY_LIFT, get_integer(ABILITY_LIFT));
savegame_v2.set_integer(Savegame::KEY_ABILITY_SWIM, get_integer(ABILITY_SWIM));
savegame_v2.set_integer(Savegame::KEY_ABILITY_SWORD_KNOWLEDGE, get_integer(ABILITY_SWORD_KNOWLEDGE));
savegame_v2.set_integer(Savegame::KEY_ABILITY_DETECT_WEAK_WALLS, get_integer(ABILITY_DETECT_WEAK_WALLS));
savegame_v2.set_integer(Savegame::KEY_ABILITY_GET_BACK_FROM_DEATH, get_integer(ABILITY_GET_BACK_FROM_DEATH));
savegame_v2.set_integer(Savegame::KEY_ABILITY_RUN, get_integer(ABILITY_RUN));
// 2. Values that used to be built-in in v1 and become pure data in v2.
savegame_v2.set_string("player_name", get_string(PLAYER_NAME));
savegame_v2.set_integer("pause_last_submenu", get_integer(PAUSE_LAST_SUBMENU) + 1);
savegame_v2.set_integer("pause_inventory_last_item_index", get_integer(INVENTORY_LAST_ITEM_INDEX) + 1);
for (int i = 0; i < 40; i++) {
int index = 200 + i * 10;
std::ostringstream oss;
oss << "dungeon_" << (i + 1);
const std::string& dungeon_number = oss.str();
// Dungeon finished (integer replaced by a boolean).
if (get_integer(index) > 0) {
savegame_v2.set_boolean(dungeon_number + "_finished", true);
}
// Got the map? (integer replaced by a boolean).
++index;
if (get_integer(index) > 0) {
savegame_v2.set_boolean(dungeon_number + "_map", true);
}
// Got the compass? (integer replaced by a boolean).
++index;
if (get_integer(index) > 0) {
savegame_v2.set_boolean(dungeon_number + "_compass", true);
}
// Got the big key? (integer replaced by a boolean).
++index;
if (get_integer(index) > 0) {
savegame_v2.set_boolean(dungeon_number + "_big_key", true);
}
// Got the boss key? (integer replaced by a boolean).
++index;
if (get_integer(index) > 0) {
savegame_v2.set_boolean(dungeon_number + "_boss_key", true);
}
// Number of small keys.
++index;
int nb_small_keys = get_integer(index);
if (nb_small_keys > 0) {
savegame_v2.set_integer(dungeon_number + "_small_keys", nb_small_keys);
}
}
// 3. Custom values.
int i;
for (i = 32; i < 64; i++) {
const std::string& value = get_string(i);
if (!value.empty()) {
std::ostringstream oss;
oss << "s" << i;
savegame_v2.set_string(oss.str(), value);
}
}
for (i = 1024; i < 2048; i++) {
int value = get_integer(i);
if (value != 0) {
std::ostringstream oss;
oss << "i" << i;
savegame_v2.set_integer(oss.str(), value);
}
}
for (i = 0; i < 32768; i++) {
bool value = get_boolean(i);
if (value) {
std::ostringstream oss;
oss << "b" << i;
savegame_v2.set_boolean(oss.str(), value);
}
}
}
