def toNbt(self, slotIdx=None) -> Optional[nbt.TAG_Compound]:
if self.isEmpty():
return None
else:
result = nbt.TAG_Compound()
result.tags.append(nbt.TAG_String(f'minecraft:{self.item}', 'id'))
result.tags.append(nbt.TAG_Byte(self.amount, 'Count'))
if slotIdx is not None:
result.tags.append(nbt.TAG_Byte(slotIdx, 'Slot'))
return result
def toNbt(self) -> nbt.TAG_Compound:
data = nbt.TAG_Compound()
motion = nbt.TAG_List(name="Motion", type=nbt.TAG_Double)
motion.append(nbt.TAG_Double(self.velocity[0]))
motion.append(nbt.TAG_Double(self.velocity[1]))
motion.append(nbt.TAG_Double(self.velocity[2]))
data.tags.append(motion)
pos = nbt.TAG_List(name="Pos", type=nbt.TAG_Double)
pos.append(nbt.TAG_Double(self.pos[0]))
pos.append(nbt.TAG_Double(self.pos[1]))
pos.append(nbt.TAG_Double(self.pos[2]))
data.tags.append(pos)
data.tags.append(
nbt.TAG_String(name="id", value=f"minecraft:{self.kind.name}"))
data.tags.append(nbt.TAG_Float(name="Health", value=self.health))
data.tags.append(nbt.TAG_Byte(name="OnGround", value=self.onGround))
data.tags.append(
nbt.TAG_Int(name="PortalCooldown", value=self.portalCooldown))
if self.extra is not None:
extra = self.extra.toNbt()
data.tags += extra.tags
return data
def gendefaultnbt(self):
'''returns an nbt object'''
nbtfile = nbt.NBTFile()
colors = nbt.TAG_Byte_Array(name="colors")
colors.value = bytearray(16384)
data = nbt.TAG_Compound()
data.name = "data"
data.tags = [
nbt.TAG_Int(value=0, name="zCenter"),
nbt.TAG_Byte(value=1, name="trackingPosition"),
nbt.TAG_Short(value=128, name="width"),
nbt.TAG_Byte(value=1, name="scale"),
nbt.TAG_Byte(value=0, name="dimension"),
nbt.TAG_Int(value=64, name="xCenter"), colors,
nbt.TAG_Short(value=128, name="height")
]
nbtfile.tags.append(data)
return nbtfile
def save_to_nbtfile(barray, map_id):
nbtfile = nbt.NBTFile()
colors = nbt.TAG_Byte_Array(name="colors")
colors.value = barray
data = nbt.TAG_Compound()
data.name = "data"
data.tags = [
nbt.TAG_Byte(value=1, name="scale"), #地图缩放
nbt.TAG_Byte(value=0, name="dimension"), #维度
nbt.TAG_Byte(value=0, name="trackingPosition"), #箭头永不显示
nbt.TAG_Byte(value=1, name="locked"), #被锁定
nbt.TAG_Int(value=0, name="xCenter"),
nbt.TAG_Int(value=0, name="zCenter"),
nbt.TAG_Short(value=128, name="width"),
nbt.TAG_Short(value=128, name="height"),
colors
]
nbtfile.tags.append(data)
nbtfile.write_file("server/world/data/map_{}.dat".format(map_id))
def create_chest_block_entity(self, chest_x, chest_y, chest_z, b_type,
amount):
items = nbt.TAG_List(name="Items", type=nbt.TAG_Compound)
# TODO make this variable by using the config file
stacks = min(amount // 64, 27)
remainder = amount % 64 if stacks < 27 else 0
for i in range(stacks):
chest_entry = nbt.TAG_Compound()
chest_entry.tags.extend([
nbt.TAG_Byte(name="Count", value=64),
nbt.TAG_Byte(name="Slot", value=i),
nbt.TAG_String(name="id", value=b_type),
])
items.tags.append(chest_entry)
if stacks < 27:
chest_entry = nbt.TAG_Compound()
chest_entry.tags.extend([
nbt.TAG_Byte(name="Count", value=amount % 64),
nbt.TAG_Byte(name="Slot", value=stacks),
nbt.TAG_String(name="id", value=b_type),
])
items.tags.append(chest_entry)
block_entity = nbt.TAG_Compound()
block_entity.tags.extend([
nbt.TAG_String(name="id", value="minecraft:chest"),
nbt.TAG_Int(name="x", value=chest_x),
nbt.TAG_Int(name="y", value=chest_y),
nbt.TAG_Int(name="z", value=chest_z),
nbt.TAG_Byte(name="keepPacked", value=0),
])
block_entity.tags.append(items)
new_amount = amount - (stacks * 64 + remainder)
return block_entity, new_amount
def save(self) -> nbt.NBTFile:
"""
Saves the chunk data to a :class:`NBTFile`
Notes
-----
Does not contain most data a regular chunk would have,
but minecraft stills accept it.
"""
root = nbt.NBTFile()
root.tags.append(nbt.TAG_Int(name='DataVersion', value=self.version))
level = nbt.TAG_Compound()
# Needs to be in a separate line because it just gets
# ignored if you pass it as a kwarg in the constructor
level.name = 'Level'
level.tags.extend([
nbt.TAG_List(name='Entities', type=nbt.TAG_Compound),
nbt.TAG_List(name='TileEntities', type=nbt.TAG_Compound),
nbt.TAG_List(name='LiquidTicks', type=nbt.TAG_Compound),
nbt.TAG_Int(name='xPos', value=self.x),
nbt.TAG_Int(name='zPos', value=self.z),
nbt.TAG_Long(name='LastUpdate', value=0),
nbt.TAG_Long(name='InhabitedTime', value=0),
nbt.TAG_Byte(name='isLightOn', value=1),
nbt.TAG_String(name='Status', value='full')
])
sections = nbt.TAG_List(name='Sections', type=nbt.TAG_Compound)
for s in self.sections:
if s:
p = s.palette()
# Minecraft does not save sections that are just air
# So we can just skip them
if len(p) == 1 and p[0].name() == 'minecraft:air':
continue
sections.tags.append(s.save())
level.tags.append(sections)
root.tags.append(level)
return root
def toNbt(self) -> nbt.TAG_Compound:
tag = super().toNbt()
inventory = nbt.TAG_List(type=nbt.TAG_Compound, name='Inventory')
for (slotIdx, item) in enumerate(self.inventory):
stackTag = item.stack.toNbt(slotIdx)
if stackTag is not None:
inventory.append(stackTag)
tag.tags.append(inventory)
gameMode = 1 if self.creative else 0
tag.tags.append(nbt.TAG_Int(gameMode, 'playerGameType'))
abilities = nbt.TAG_Compound()
abilities.name = 'abilities'
abilities.tags.append(nbt.TAG_Byte(int(self.flying), 'flying'))
tag.tags.append(abilities)
tag.tags.append(nbt.TAG_String(self.dimension, 'dimension'))
return tag
def create_empty_section(self, section_y):
new_section = nbt.TAG_Compound()
data = nbt.TAG_Byte_Array(u"Data")
skylight = nbt.TAG_Byte_Array(u"SkyLight")
blocklight = nbt.TAG_Byte_Array(u"BlockLight")
y = nbt.TAG_Byte()
blocks = nbt.TAG_Byte_Array(u"Blocks")
# TAG_Byte_Array(u'Data'): [2048 byte(s)]
# TAG_Byte_Array(u'SkyLight'): [2048 byte(s)]
# TAG_Byte_Array(u'BlockLight'): [2048 byte(s)]
# TAG_Byte(u'Y'): 0
# TAG_Byte_Array(u'Blocks'): [4096 byte(s)]
data.value = bytearray(2048)
skylight.value = bytearray(2048)
blocklight.value = bytearray(2048)
y.name = u"Y"
y.value = section_y
blocks.value = bytearray(4096)
new_section.tags.extend([data, skylight, blocklight, y, blocks])
return new_section
STR_Byte_Array = matchNumList('B')
STR_Int_Array = matchNumList('I')
STR_Long_Array = matchNumList('L')
STR_List = delimited(
pp.delimitedList(STR_TAG).setParseAction(lambda t: tuple(t)),
start='[',
end=']')
STR_Compound = matchDict(STR_String, STR_TAG)
STR_TAG << (STR_Number | STR_String | STR_Byte_Array | STR_Int_Array
| STR_Long_Array | STR_List | STR_Compound)
# ----------------------------------------------------------------------
STR_Byte.addParseAction(lambda t: nbt.TAG_Byte(t[0]))
STR_Short.addParseAction(lambda t: nbt.TAG_Short(t[0]))
STR_Int.addParseAction(lambda t: nbt.TAG_Int(t[0]))
STR_Long.addParseAction(lambda t: nbt.TAG_Long(t[0]))
STR_Float.addParseAction(lambda t: nbt.TAG_Float(t[0]))
STR_Double.addParseAction(lambda t: nbt.TAG_Double(t[0]))
STR_String.addParseAction(lambda t: nbt.TAG_String(t[0]))
def make_tag_array(vals, tag_type, value_constructor=list):
tag = tag_type()
tag.value = value_constructor(vals)
return tag
STR_Byte_Array.addParseAction(lambda t: make_tag_array(
output[key] = convert_template(value)
return output
elif isinstance(template, NBTListStructure):
if template.default_value:
return template.default_value
return NBTListEntry()
else:
return template.create_entry_from_template()
template = loader.load_template(entity_id)
entry = NBTCompoundEntry(convert_template(template))
return entry
if __name__ == "__main__":
print(create_entry_from_nbt(nbt.TAG_Byte(value=4)))
compound = nbt.TAG_Compound()
compound["test1"] = nbt.TAG_Int(value=-100)
compound["test2"] = nbt.TAG_String(value="hello!")
test1 = create_entry_from_nbt(compound)
print(test1)
print(create_nbt_from_entry(test1))
print("=" * 16)
test2 = create_entry_from_nbt(
nbt.TAG_List(value=[
nbt.TAG_String(value="test1"),
nbt.TAG_String(value="test2"),
nbt.TAG_String(value="test3"),
def save_chunk(self, data) -> nbt.NBTFile:
"""
Saves the chunk data to a :class:`NBTFile`
Notes
-----
Does not contain most data a regular chunk would have,
but minecraft stills accept it.
"""
root = nbt.NBTFile()
root.tags.append(nbt.TAG_Int(name="DataVersion", value=self.version))
level = nbt.TAG_Compound()
# Needs to be in a separate line because it just gets
# ignored if you pass it as a kwarg in the constructor
level.name = "Level"
if data:
if data.get("Biomes") is not None:
level.tags.append(data["Biomes"])
if data.get("Heightmaps") is not None:
level.tags.append(data["Heightmaps"])
# level.tags.append(data["CarvingMasks"])
if data.get("Entities") is not None:
level.tags.append(data["Entities"])
if data.get("TileEntities") is not None:
level.tags.append(data["TileEntities"])
# if data.get("TileTicks") is not None:
# level.tags.append(data["TileTicks"])
if data.get("LiquidTicks") is not None:
level.tags.append(data["LiquidTicks"])
########
if data.get("Lights") is not None:
level.tags.append(data["Lights"])
if data.get("LiquidsToBeTicked") is not None:
level.tags.append(data["LiquidsToBeTicked"])
if data.get("ToBeTicked") is not None:
level.tags.append(data["ToBeTicked"])
if data.get("CarvingMasks") is not None:
level.tags.append(data["CarvingMasks"])
##########
if data.get("PostProcessing") is not None:
level.tags.append(data["PostProcessing"])
if data.get("Structures") is not None:
level.tags.append(data["Structures"])
level.tags.extend([
# nbt.TAG_List(name="Entities", type=nbt.TAG_Compound),
# nbt.TAG_List(name="TileEntities", type=nbt.TAG_Compound),
# nbt.TAG_List(name="LiquidTicks", type=nbt.TAG_Compound),
nbt.TAG_Int(name="xPos", value=self.x),
nbt.TAG_Int(name="zPos", value=self.z),
# nbt.TAG_Long(name="LastUpdate", value=data["LastUpdate"]),
nbt.TAG_Long(name="LastUpdate", value=0),
# nbt.TAG_Long(name="InhabitedTime", value=data["InhabitedTime"]),
nbt.TAG_Long(name="InhabitedTime", value=0),
nbt.TAG_Byte(name="isLightOn", value=1),
nbt.TAG_String(name="Status", value="full"),
])
# entities = self.add_entities(data["Entities"])
# level.tags.append(entities)
# nbt.TAG_List(name="Entities", type=nbt.TAG_Compound)
else:
level.tags.extend([
# nbt.TAG_List(name="Entities", type=nbt.TAG_Compound),
nbt.TAG_List(name="TileEntities", type=nbt.TAG_Compound),
nbt.TAG_List(name="LiquidTicks", type=nbt.TAG_Compound),
nbt.TAG_Int(name="xPos", value=self.x),
nbt.TAG_Int(name="zPos", value=self.z),
nbt.TAG_Long(name="LastUpdate", value=0),
nbt.TAG_Long(name="InhabitedTime", value=0),
nbt.TAG_Byte(name="isLightOn", value=1),
nbt.TAG_String(name="Status", value="full"),
])
sections = nbt.TAG_List(name="Sections", type=nbt.TAG_Compound)
for s in self.sections:
if s:
p = s.palette()
# Minecraft does not save sections that are just air
# So we can just skip them
if len(p) == 1 and p[0].name() == "minecraft:air":
continue
sections.tags.append(s.save())
level.tags.append(sections)
root.tags.append(level)
return root