fix entity metadata. it was just undocumented issue
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parent
bfc4dbc31b
commit
21a8e5daf6
1 changed files with 40 additions and 25 deletions
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@ -10,7 +10,7 @@ from typing import List, Tuple, Dict, Any, Union, Optional, Type as Class
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class Type(object):
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pytype : type
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pytype : type = lambda x : x
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def write(self, data:Any, buffer:io.BytesIO, ctx:object=None) -> None:
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"""Write data to a packet buffer"""
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@ -88,7 +88,6 @@ class NBTType(Type):
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return pynbt.NBTFile(io=buffer)
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NBTTag = NBTType()
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# NBTTag = TrailingData
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class VarLenPrimitive(Type):
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pytype : type = int
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@ -98,7 +97,7 @@ class VarLenPrimitive(Type):
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self.max_bytes = max_bytes
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def write(self, data:int, buffer:io.BytesIO, ctx:object=None):
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count = 0
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count = 0 # TODO raise exceptions
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while count < self.max_bytes:
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byte = data & 0b01111111
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data >>= 7
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@ -279,7 +278,7 @@ class SwitchType(Type):
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return self.default.read(buffer, ctx=ctx)
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return None
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class StructType(Type):
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class StructType(Type): # TODO sub objects
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pytype : type = dict
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fields : Tuple[Tuple[str, Type], ...]
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@ -292,7 +291,7 @@ class StructType(Type):
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def read(self, buffer:io.BytesIO, ctx:object=None) -> Dict[str, Any]:
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return { k : t.read(buffer, ctx=ctx) for k, t in self.fields }
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class SlotType(Type):
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pytype : type = dict
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@ -328,17 +327,35 @@ class SlotType(Type):
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Slot = SlotType()
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# wiki.vg does not document these anymore. Minecraft 1.12.2 has these as metadata types
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_ENTITY_METADATA_TYPES = {
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0 : Byte,
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1 : VarInt,
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2 : Float,
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3 : String,
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4 : Chat,
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5 : OptionalType(Chat), # Chat is present if the Boolean is set to true
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6 : Slot,
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7 : Boolean,
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8 : StructType(("x", Float), ("y", Float), ("z", Float)), # Rotation
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9 : Position,
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0 : Byte,
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1 : VarInt,
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2 : Float,
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3 : String,
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4 : Chat,
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5 : Slot,
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6 : Boolean,
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7 : StructType(("x", Float), ("y", Float), ("z", Float)), # Rotation
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8 : Position,
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9 : OptionalType(Position),
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10 : VarInt, # Direction (Down = 0, Up = 1, North = 2, South = 3, West = 4, East = 5)
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11 : OptionalType(UUID),
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12 : VarInt, # OptBlockID (VarInt) 0 for absent (implies air); otherwise, a block state ID as per the global palette
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13 : NBTTag,
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}
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_ENTITY_METADATA_TYPES_NEW = {
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0 : Byte,
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1 : VarInt,
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2 : Float,
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3 : String,
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4 : Chat,
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5 : OptionalType(Chat), # Chat is present if the Boolean is set to true
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6 : Slot,
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7 : Boolean,
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8 : StructType(("x", Float), ("y", Float), ("z", Float)), # Rotation
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9 : Position,
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10 : OptionalType(Position),
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11 : VarInt, # Direction (Down = 0, Up = 1, North = 2, South = 3, West = 4, East = 5)
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12 : OptionalType(UUID),
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@ -353,21 +370,19 @@ _ENTITY_METADATA_TYPES = {
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class EntityMetadataType(Type):
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pytype : type = dict
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def read(self, buffer:io.BytesIO, ctx:object=None) -> Dict[int, Any]:
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out : Dict[int, Any] = {}
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def write(self, data:Dict[int, Any], buffer:io.BytesIO, ctx:object=None):
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logging.error("Sending entity metadata isn't implemented yet") # TODO
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buffer.write(0xFF)
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def read(self, buffer:io.BytesIO, ctx:object=None) -> Dict[int, Any]:
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types_map = _ENTITY_METADATA_TYPES_NEW if ctx._proto > 340 else _ENTITY_METADATA_TYPES
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out : Dict[int, Any] = {}
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while True:
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index = UnsignedByte.read(buffer, ctx)
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logging.info("Read index byte : 0x%02x", index)
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if index == 0xFF:
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break
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tp = VarInt.read(buffer, ctx)
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logging.info("Read type : %d", tp)
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out[index] = _ENTITY_METADATA_TYPES[tp].read(buffer, ctx)
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logging.info("Read data : %s", str(out[index]))
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out[index] = types_map[tp].read(buffer, ctx)
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return out
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# EntityMetadata = EntityMetadataType()
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EntityMetadata = UnimplementedDataType()
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EntityMetadata = EntityMetadataType()
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