1
Fork 0
mirror of https://github.com/Steffo99/lihzahrd.git synced 2024-11-21 23:54:23 +00:00
lihzahrd/lihzahrd/world.py
2020-05-29 23:54:56 -07:00

774 lines
30 KiB
Python

import uuid
import math
import typing
from .fileutils import *
from .header import *
from .tiles import *
from .chests import *
from .signs import *
from .npcs import *
from .tileentities import *
from .pressureplates import *
from .townmanager import *
from .errors import InvalidFooterError
class World:
"""The Python representation of a Terraria world."""
def __init__(self,
version: Version,
savefile_type: int,
revision: int,
is_favorite: bool,
name: str,
generator: GeneratorInfo,
uuid_: uuid.UUID,
id_: int,
bounds: Rect,
size: Coordinates,
game_mode: int,
drunk_world: bool,
get_good_world: bool,
created_on,
styles: Styles,
backgrounds: Backgrounds,
spawn_point: Coordinates,
underground_level: float,
cavern_level: float,
time: Time,
events: Events,
dungeon_point: Coordinates,
world_evil: WorldEvilType,
saved_npcs: SavedNPCs,
altars_smashed: AltarsSmashed,
is_hardmode: bool,
shadow_orbs: ShadowOrbs,
bosses_defeated: BossesDefeated,
anglers_quest: AnglerQuest,
clouds: Clouds,
cultist_delay: int,
tiles: TileMatrix,
chests: typing.List[Chest],
signs: typing.List[Sign],
npcs: typing.List[NPC],
mobs: typing.List[Mob],
tile_entities: typing.List[TileEntity],
weighed_pressure_plates: typing.List[WeighedPressurePlate],
rooms: typing.List[Room],
pets: Pets,
halloween_today: bool,
xmas_today: bool,
treetop_variants: TreetopVariants,
saved_ore_tiers: SavedNPCs,
unknown_file_format_data: bytes = b"",
unknown_world_header_data: bytes = b"",
unknown_world_tiles_data: bytes = b"",
unknown_chests_data: bytes = b"",
unknown_signs_data: bytes = b"",
unknown_npcs_data: bytes = b"",
unknown_tile_entities_data: bytes = b"",
unknown_pressure_plates_data: bytes = b"",
unknown_town_manager_data: bytes = b""):
self.version: Version = version
"""The game version when this savefile was last saved."""
self.savefile_type = savefile_type
"""The format of the save file. Should be 2 for all versions following 1.2."""
self.revision: int = revision
"""The number of times this world was saved."""
self.is_favorite: bool = is_favorite
"""If the world is marked as favorite or not."""
self.name: str = name
"""The name the world was given at creation. Doesn't always match the filename."""
self.generator: GeneratorInfo = generator
"""Information about the generation of this world."""
self.uuid: uuid.UUID = uuid_
"""The Universally Unique ID of this world."""
self.id: int = id_
"""The world id. Used to name the minimap file."""
self.bounds: Rect = bounds
"""The world size in pixels."""
self.size: Coordinates = size
"""The world size in tiles."""
self.game_mode: int = game_mode
"""Which mode the game is in. 0=classic, 1=expert, 2=master, 3=journey"""
self.is_expert: bool = True if self.game_mode==1 else False
"""If the world is in expert mode or not, no longer stored in worldfile."""
self.drunk_world: bool = drunk_world
"""Was this world created with the drunk worldgen seed."""
self.get_good_world: bool = get_good_world
"""Was this world created with the get good worldgen seed."""
self.created_on = created_on
"""The date and time this world was created in."""
self.styles: Styles = styles
"""The styles of various world elements."""
self.backgrounds: Backgrounds = backgrounds
"""The backgrounds of the various biomes."""
self.spawn_point: Coordinates = spawn_point
"""The coordinates of the spawn point."""
self.underground_level: float = underground_level
"""The depth at which the underground biome starts."""
self.cavern_level: float = cavern_level
"""The depth at which the cavern biome starts."""
self.time: Time = time
"""Game time related information."""
self.events: Events = events
"""Currently ongoing world events."""
self.dungeon_point: Coordinates = dungeon_point
"""The Old Man spawn point."""
self.world_evil: WorldEvilType = world_evil
"""Whether the world has Corruption or Crimson."""
self.saved_npcs: SavedNPCs = saved_npcs
"""The NPCs that were rescued by the player."""
self.altars_smashed: AltarsSmashed = altars_smashed
"""Information related to the destruction of Demon Altars with a Pwnhammer."""
self.is_hardmode: bool = is_hardmode
"""Whether or not the world is in hardmode."""
self.shadow_orbs: ShadowOrbs = shadow_orbs
"""Information related to the Shadow Orbs or Crimson Hearts in the world."""
self.bosses_defeated: BossesDefeated = bosses_defeated
"""Which bosses have been defeated in the world."""
self.anglers_quest: AnglerQuest = anglers_quest
"""Information about today's Angler's Quest."""
self.tiles: TileMatrix = tiles
"""A matrix of all the tiles present in the world."""
self.chests: typing.List[Chest] = chests
"""A list of all the containers (chests, barrels) in the world."""
self.signs: typing.List[Sign] = signs
"""A list of all non-empty signs in the world."""
self.npcs: typing.List[NPC] = npcs
"""A list of all the NPCs currently living in the world, including the Old Man."""
self.mobs: typing.List[Mob] = mobs
"""A list of mobs in the world...?"""
self.tile_entities: typing.List[TileEntity] = tile_entities
"""A list of tile entities in the world, such as Training Dummies, Item Frames and Logic Sensors."""
self.weighed_pressure_plates: typing.List[WeighedPressurePlate] = weighed_pressure_plates
"""A list of all Weighed Pressure Plates in the world."""
self.pets: Pets = pets
"""Which pets have bene purchased."""
self.halloween_today: bool = halloween_today
"""Is today an halloween reward day?"""
self.xmas_today: bool = xmas_today
"""Is today an xmas reward day?"""
self.treetop_variants: TreetopVariants = treetop_variants
"""Treetops variants that can exist in the world."""
self.saved_ore_tiers: SavedOreTiers = saved_ore_tiers
"""Probably related to drunk wordgen having both types of ores."""
self.rooms: typing.List[Room] = rooms
self.clouds: Clouds = clouds
self.cultist_delay: int = cultist_delay
self.unknown_file_format_data: bytes = unknown_file_format_data
self.unknown_world_header_data: bytes = unknown_world_header_data
self.unknown_world_tiles_data: bytes = unknown_world_tiles_data
self.unknown_chests_data: bytes = unknown_chests_data
self.unknown_signs_data: bytes = unknown_signs_data
self.unknown_npcs_data: bytes = unknown_npcs_data
self.unknown_tile_entities_data: bytes = unknown_tile_entities_data
self.unknown_pressure_plates_data: bytes = unknown_pressure_plates_data
self.unknown_town_manager_data: bytes = unknown_town_manager_data
def __repr__(self):
return f'<World "{self.name}">'
@property
def crimson_hearts(self) -> ShadowOrbs:
"""Information related to the Shadow Orbs or Crimson Hearts in the world."""
return self.shadow_orbs
@crimson_hearts.setter
def crimson_hearts(self, value):
self.shadow_orbs = value
@staticmethod
def _read_tile_block(fr: FileReader, tileframeimportant) -> typing.List:
# Once again, this code is a mess
flags1 = fr.bits()
has_block = flags1[1]
has_wall = flags1[2]
liquid_type = LiquidType.from_flags(flags1)
has_extended_block_id = flags1[5]
rle_compression = RLEEncoding.from_flags(flags1)
if flags1[0]:
flags2 = fr.bits()
block_shape = Shape.from_flags(flags2)
if flags2[0]:
flags3 = fr.bits()
is_block_active = not flags3[2]
wiring = Wiring.from_flags(flags2, flags3)
is_block_painted = flags3[3]
is_wall_painted = flags3[4]
else:
is_block_active = True
wiring = Wiring.from_flags(flags2)
is_block_painted = False
is_wall_painted = False
else:
block_shape = Shape.NORMAL
is_block_active = True
wiring = None
is_block_painted = False
is_wall_painted = False
if has_block:
if has_extended_block_id:
block_type = BlockType(fr.uint2())
else:
block_type = BlockType(fr.uint1())
if tileframeimportant[block_type]:
frame = FrameImportantData(fr.uint2(), fr.uint2())
else:
frame = None
if is_block_painted:
block_paint = fr.uint1()
else:
block_paint = None
block = Block(type_=block_type,
frame=frame,
paint=block_paint,
is_active=is_block_active,
shape=block_shape)
else:
block = None
if has_wall:
wall_id = WallType(fr.uint1())
if is_wall_painted:
wall_paint = fr.uint1()
else:
wall_paint = None
wall = Wall(type_=wall_id, paint=wall_paint)
else:
wall = None
if liquid_type != LiquidType.NO_LIQUID:
liquid = Liquid(type_=liquid_type, volume=fr.uint1())
else:
liquid = None
if rle_compression == RLEEncoding.DOUBLE_BYTE:
multiply_by = fr.uint2() + 1
elif rle_compression == RLEEncoding.SINGLE_BYTE:
multiply_by = fr.uint1() + 1
else:
multiply_by = 1
tile = Tile(block=block, wall=wall, liquid=liquid, wiring=wiring)
return [tile] * multiply_by
@classmethod
def _create_tilematrix(cls, f, world_size: Coordinates, tileframeimportant: typing.List[bool]):
"""Create a TileMatrix object from a file."""
tm = TileMatrix()
while tm.size.x < world_size.x:
column = []
while len(column) < world_size.y:
readtiles = cls._read_tile_block(f, tileframeimportant)
column = [*column, *readtiles]
tm.add_column(column)
return tm
@classmethod
def create_from_file(cls, filename: str):
"""Create a World object from a .wld file.
Warning:
Parsing an entire world may take up to a few minutes and quite a bit of memory!
Arguments:
filename: The name of the file that should be parsed."""
# This code is a mess.
file = open(filename, "rb")
f = FileReader(file)
# File header
version = Version(f.int4())
relogic = f.string(7)
savefile_type = f.uint1()
if version != Version("1.4.0.4") or relogic != "relogic" or savefile_type != 2:
raise NotImplementedError("This parser can only read Terraria 1.4.0.4 save files.")
revision = f.uint4()
is_favorite = f.uint8() != 0
# Pointers and tileframeimportant
pointers = Pointers(*[f.int4() for _ in range(f.int2())])
tileframeimportant_size = math.ceil(f.int2() / 8)
tileframeimportant = []
for _ in range(tileframeimportant_size):
current_bit = f.bits()
tileframeimportant = [*tileframeimportant, *current_bit]
unknown_file_format_data = f.read_until(pointers.world_header)
name = f.string()
generator = GeneratorInfo(f.string(), f.uint8())
uuid_ = f.uuid()
id_ = f.int4()
bounds = f.rect()
world_size = Coordinates(y=f.int4(), x=f.int4())
game_mode = f.int4()
drunk_world = f.bool()
get_good_world = f.bool()
created_on = f.datetime()
world_styles = Styles(moon=MoonStyle(f.uint1()),
trees=FourPartSplit(separators=[f.int4(), f.int4(), f.int4()],
properties=[f.int4(),
f.int4(),
f.int4(),
f.int4()]),
moss=FourPartSplit(separators=[f.int4(), f.int4(), f.int4()],
properties=[f.int4(),
f.int4(),
f.int4(),
f.int4()]))
bg_underground_snow = f.int4()
bg_underground_jungle = f.int4()
bg_hell = f.int4()
spawn_point = Coordinates(f.int4(), f.int4())
underground_level = f.double()
cavern_level = f.double()
current_time = f.double()
is_daytime = f.bool()
moon_phase = MoonPhase(f.uint4())
blood_moon = f.bool()
eclipse = f.bool()
dungeon_point = Coordinates(f.int4(), f.int4())
world_evil = WorldEvilType(f.bool())
defeated_eye_of_cthulhu = f.bool() # Possibly. I'm not sure.
defeated_eater_of_worlds = f.bool() # Possibly. I'm not sure.
defeated_skeletron = f.bool() # Possibly. I'm not sure.
defeated_queen_bee = f.bool()
defeated_the_twins = f.bool()
defeated_the_destroyer = f.bool()
defeated_skeletron_prime = f.bool()
defeated_any_mechnical_boss = f.bool()
defeated_plantera = f.bool()
defeated_golem = f.bool()
defeated_king_slime = f.bool()
saved_goblin_tinkerer = f.bool()
saved_wizard = f.bool()
saved_mechanic = f.bool()
defeated_goblin_army = f.bool()
defeated_clown = f.bool()
defeated_frost_moon = f.bool()
defeated_pirates = f.bool()
shadow_orbs = ShadowOrbs(smashed_at_least_once=f.bool(),
spawn_meteorite=f.bool(),
evil_boss_counter=f.int4())
smashed_altars_count = f.int4()
is_hardmode = f.bool()
invasion_delay = f.int4()
invasion_size = f.int4()
invasion_type = InvasionType(f.int4())
invasion_position = f.double()
time_left_slime_rain = f.double()
sundial_cooldown = f.uint1()
rain = Rain(is_active=f.bool(), time_left=f.int4(), max_rain=f.single())
try:
hardmode_ore_1 = HardmodeTier1Ore(f.int4())
except ValueError:
hardmode_ore_1 = HardmodeTier1Ore.NOT_DETERMINED
try:
hardmode_ore_2 = HardmodeTier2Ore(f.int4())
except ValueError:
hardmode_ore_2 = HardmodeTier2Ore.NOT_DETERMINED
try:
hardmode_ore_3 = HardmodeTier3Ore(f.int4())
except ValueError:
hardmode_ore_3 = HardmodeTier3Ore.NOT_DETERMINED
altars_smashed = AltarsSmashed(count=smashed_altars_count,
ore_tier1=hardmode_ore_1,
ore_tier2=hardmode_ore_2,
ore_tier3=hardmode_ore_3)
bg_forest = f.int1()
bg_corruption = f.int1()
bg_jungle = f.int1()
bg_snow = f.int1()
bg_hallow = f.int1()
bg_crimson = f.int1()
bg_desert = f.int1()
bg_ocean = f.int1()
clouds = Clouds(bg_cloud=f.int4(), cloud_number=f.int2(), wind_speed=f.single())
angler_today_quest_completed_by_count = f.uint1()
angler_today_quest_completed_by = []
for _ in range(angler_today_quest_completed_by_count):
angler_today_quest_completed_by.append(f.string())
saved_angler = f.bool()
angler_today_quest_target = AnglerQuestFish(f.int4())
anglers_quest = AnglerQuest(current_goal=angler_today_quest_target,
completed_by=angler_today_quest_completed_by)
saved_stylist = f.bool()
saved_tax_collector = f.bool()
saved_golfer = f.bool()
invasion_size_start = f.int4() # ???
invasion = Invasion(delay=invasion_delay,
size=invasion_size,
type_=invasion_type,
position=invasion_position,
size_start=invasion_size_start)
cultist_delay = f.int4() # ???
mob_types_count = f.int2()
mob_kills = {}
for mob_id in range(mob_types_count):
mob_kills[mob_id] = f.int4()
fast_forward_time = f.bool()
time = Time(current=current_time,
is_daytime=is_daytime,
moon_phase=moon_phase,
sundial_cooldown=sundial_cooldown,
fast_forward_time=fast_forward_time)
defeated_duke_fishron = f.bool()
defeated_martian_madness = f.bool()
defeated_lunatic_cultist = f.bool()
defeated_moon_lord = f.bool()
defeated_pumpking = f.bool()
defeated_mourning_wood = f.bool()
defeated_ice_queen = f.bool()
defeated_santa_nk1 = f.bool()
defeated_everscream = f.bool()
defeated_pillars = PillarsInfo(solar=f.bool(), vortex=f.bool(), nebula=f.bool(), stardust=f.bool())
lunar_events = LunarEvents(pillars_present=PillarsInfo(solar=f.bool(),
vortex=f.bool(),
nebula=f.bool(),
stardust=f.bool()),
are_active=f.bool())
party_center_active = f.bool()
party_natural_active = f.bool()
party_cooldown = f.int4()
partying_npcs_count = f.int4()
partying_npcs = []
for _ in range(partying_npcs_count):
partying_npcs.append(f.int4())
party = Party(thrown_by_party_center=party_center_active,
thrown_by_npcs=party_natural_active,
cooldown=party_cooldown,
partying_npcs=partying_npcs)
sandstorm = Sandstorm(is_active=f.bool(),
time_left=f.int4(),
severity=f.single(),
intended_severity=f.single())
saved_bartender = f.bool()
old_ones_army = OldOnesArmyTiers(f.bool(), f.bool(), f.bool())
# ToDo: Figure out which biomes got new BGs.
# Oasis and Graveyard probably got new backgrounds.
new_bg_1 = f.int1()
new_bg_2 = f.int1()
new_bg_3 = f.int1() # Maybe oasis.
new_bg_4 = f.int1()
new_bg_5 = f.int1()
backgrounds = Backgrounds(bg_underground_snow=bg_underground_snow,
bg_underground_jungle=bg_underground_jungle,
bg_hell=bg_hell,
bg_forest=bg_forest,
bg_corruption=bg_corruption,
bg_jungle=bg_jungle,
bg_snow=bg_snow,
bg_hallow=bg_hallow,
bg_crimson=bg_crimson,
bg_desert=bg_desert,
bg_ocean=bg_ocean,
new_bg_1=new_bg_1,
new_bg_2=new_bg_2,
new_bg_3=new_bg_3,
new_bg_4=new_bg_4,
new_bg_5=new_bg_5,)
combat_book_used = f.bool()
saved_npcs = SavedNPCs(goblin_tinkerer=saved_goblin_tinkerer,
wizard=saved_wizard,
mechanic=saved_mechanic,
angler=saved_angler,
stylist=saved_stylist,
tax_collector=saved_tax_collector,
bartender=saved_bartender,
golfer=saved_golfer,
advanced_combat=combat_book_used)
lantern_night = LanternEvent(f.int4(), f.bool(), f.bool(), f.bool())
events = Events(blood_moon=blood_moon,
solar_eclipse=eclipse,
invasion=invasion,
slime_rain=time_left_slime_rain,
rain=rain,
party=party,
sandstorm=sandstorm,
lunar_events=lunar_events,
lantern_night=lantern_night)
treetop_variant_count = f.int4()
treetop_variants = TreetopVariants([f.int4() for _ in range(treetop_variant_count)])
halloween_today = f.bool()
xmas_today = f.bool()
saved_ore_tiers = SavedOreTiers(f.int4(), f.int4(), f.int4(), f.int4())
pets = Pets(f.bool(), f.bool(), f.bool())
defeated_empress_of_light = f.bool()
defeated_queen_slime = f.bool()
bosses_defeated = BossesDefeated(eye_of_cthulhu=defeated_eye_of_cthulhu,
eater_of_worlds=defeated_eater_of_worlds,
skeletron=defeated_skeletron,
queen_bee=defeated_queen_bee,
the_twins=defeated_the_twins,
the_destroyer=defeated_the_destroyer,
skeletron_prime=defeated_skeletron_prime,
any_mechnical_boss=defeated_any_mechnical_boss,
plantera=defeated_plantera,
golem=defeated_golem,
king_slime=defeated_king_slime,
goblin_army=defeated_goblin_army,
clown=defeated_clown,
frost_moon=defeated_frost_moon,
pirates=defeated_pirates,
duke_fishron=defeated_duke_fishron,
moon_lord=defeated_moon_lord,
pumpking=defeated_pumpking,
mourning_wood=defeated_mourning_wood,
ice_queen=defeated_ice_queen,
santa_nk1=defeated_santa_nk1,
everscream=defeated_everscream,
lunar_pillars=defeated_pillars,
old_ones_army=old_ones_army,
martian_madness=defeated_martian_madness,
lunatic_cultist=defeated_lunatic_cultist,
empress_of_light=defeated_empress_of_light,
queen_slime=defeated_queen_slime)
unknown_world_header_data = f.read_until(pointers.world_tiles)
# Tiles
tm = cls._create_tilematrix(f, world_size, tileframeimportant)
unknown_world_tiles_data = f.read_until(pointers.chests)
# Chests
chests = []
chests_count = f.int2()
chests_max_items = f.int2()
for _ in range(chests_count):
chest_position = Coordinates(x=f.int4(), y=f.int4())
chest_name = f.string()
chest_contents = []
for _ in range(chests_max_items):
item_quantity = f.int2()
if item_quantity > 0:
item_type = ItemType(f.int4())
item_modifier = f.uint1()
item = ItemStack(quantity=item_quantity,
type_=item_type,
modifier=item_modifier)
else:
item = None
chest_contents.append(item)
chest = Chest(position=chest_position,
name=chest_name,
contents=chest_contents)
chests.append(chest)
tm[chest.position].extra = chest
unknown_chests_data = f.read_until(pointers.signs)
# Signs
signs = []
signs_count = f.int2()
for _ in range(signs_count):
sign = Sign(text=f.string(),
position=Coordinates(f.int4(), f.int4()))
signs.append(sign)
tm[sign.position].extra = sign
unknown_signs_data = f.read_until(pointers.npcs)
# Entities
npcs = []
mobs = []
while f.bool():
npc_type = EntityType(f.int4())
npc_name = f.string()
npc_position = Coordinates(f.single(), f.single())
is_homeless = f.bool()
npc_home = Coordinates(f.int4(), f.int4())
if is_homeless:
npc_home = None
npc = NPC(type_=npc_type,
name=npc_name,
position=npc_position,
home=npc_home)
npcs.append(npc)
while f.bool():
mob_type = EntityType(f.int4())
mob_position = Coordinates(f.single(), f.single())
mob = Mob(type_=mob_type,
position=mob_position)
mobs.append(mob)
unknown_npcs_data = f.read_until(pointers.tile_entities)
# Tile entities
tile_entities_count = f.int4()
tile_entities = []
for _ in range(tile_entities_count):
te_type = f.uint1()
te_id = f.int4()
te_position = Coordinates(f.int2(), f.int2())
if te_type == 0:
te_extra = TargetDummy(npc=f.int2())
elif te_type == 1:
te_extra = ItemFrame(item=ItemStack(type_=ItemType(f.int2()),
modifier=f.uint1(),
quantity=f.int2()))
elif te_type == 2:
te_extra = LogicSensor(logic_check=f.uint1(), enabled=f.bool())
else:
te_extra = ...
tile_entity = TileEntity(id_=te_id, position=te_position, extra=te_extra)
tile_entities.append(tile_entity)
tm[tile_entity.position].extra = tile_entity
unknown_tile_entities_data = f.read_until(pointers.pressure_plates)
# Weighed Pressure Plates
weighed_pressure_plates_count = f.int4()
weighed_pressure_plates = []
for _ in range(weighed_pressure_plates_count):
wpp = WeighedPressurePlate(position=Coordinates(f.int4(), f.int4()))
weighed_pressure_plates.append(wpp)
tm[wpp.position].extra = wpp
unknown_pressure_plates_data = f.read_until(pointers.town_manager)
# Town Manager
rooms_count = f.int4()
rooms = []
for _ in range(rooms_count):
room = Room(npc=EntityType(f.int4()), position=Coordinates(f.int4(), f.int4()))
rooms.append(room)
unknown_town_manager_data = f.read_until(pointers.footer)
# Object creation
world = cls(version=version, savefile_type=savefile_type, revision=revision, is_favorite=is_favorite,
name=name, generator=generator, uuid_=uuid_, id_=id_, bounds=bounds, size=world_size,
game_mode=game_mode, drunk_world=drunk_world, get_good_world=get_good_world,
created_on=created_on, styles=world_styles, backgrounds=backgrounds,
spawn_point=spawn_point, underground_level=underground_level, cavern_level=cavern_level,
time=time, events=events, dungeon_point=dungeon_point, world_evil=world_evil,
saved_npcs=saved_npcs, altars_smashed=altars_smashed, is_hardmode=is_hardmode,
shadow_orbs=shadow_orbs, bosses_defeated=bosses_defeated, anglers_quest=anglers_quest,
clouds=clouds, cultist_delay=cultist_delay, tiles=tm, chests=chests, signs=signs,
npcs=npcs, mobs=mobs, tile_entities=tile_entities,
weighed_pressure_plates=weighed_pressure_plates, rooms=rooms,
halloween_today=halloween_today, xmas_today=xmas_today,
treetop_variants=treetop_variants, saved_ore_tiers=saved_ore_tiers, pets=pets,
unknown_file_format_data=unknown_file_format_data,
unknown_world_header_data=unknown_world_header_data,
unknown_world_tiles_data=unknown_world_tiles_data,
unknown_chests_data=unknown_chests_data,
unknown_signs_data=unknown_signs_data,
unknown_npcs_data=unknown_npcs_data,
unknown_tile_entities_data=unknown_tile_entities_data,
unknown_pressure_plates_data=unknown_pressure_plates_data,
unknown_town_manager_data=unknown_town_manager_data)
# Footer
if not f.bool():
raise InvalidFooterError("Invalid footer")
if not f.string() == world.name:
raise InvalidFooterError("Invalid footer")
if not f.int4() == world.id:
raise InvalidFooterError("Invalid footer")
f.file.close()
return world