def handle_movement_status(world_session, socket, reader):
movement_fmt = '<QfffffffffI'
try:
transport_guid, transport_x, transport_y, transport_z, transport_o, x, y, z, o, pitch, flags = \
unpack(movement_fmt, reader.data)
movement_data = PacketWriter.get_packet(
OpCode(reader.opcode),
pack(movement_fmt, transport_guid, transport_x, transport_y,
transport_z, transport_o, x, y, z, o, pitch, flags))
socket.sendall(movement_data)
world_session.player_mgr.transport_id = transport_guid
world_session.player_mgr.transport_x = transport_x
world_session.player_mgr.transport_y = transport_y
world_session.player_mgr.transport_z = transport_z
world_session.player_mgr.transport_orientation = transport_o
world_session.player_mgr.location.x = x
world_session.player_mgr.location.y = y
world_session.player_mgr.location.z = z
world_session.player_mgr.orientation = o
world_session.player_mgr.pitch = pitch
world_session.player_mgr.movement_flags = flags
except error:
Logger.error('Error while handling %s, skipping.' %
OpCode(reader.opcode))
return 0
def get_handler_from_packet(opcode):
try:
opcode_name = OpCode(opcode)
if opcode_name in HANDLER_DEFINITIONS:
return HANDLER_DEFINITIONS.get(OpCode(opcode))
else:
Logger.warning('Received %s OpCode but is not handled.' % opcode_name)
except ValueError:
Logger.error('Received unknown OpCode (%u)' % opcode)
return None
def get_handler_from_packet(world_session, opcode):
try:
opcode_name = OpCode(opcode)
if opcode_name in HANDLER_DEFINITIONS:
return HANDLER_DEFINITIONS.get(OpCode(opcode)), 1
else:
Logger.warning('[%s] Received %s OpCode but is not handled.' %
(world_session.client_address[0], opcode_name))
except ValueError:
return None, -1
return None, 0
def get_handler_from_packet(world_session, opcode):
try:
opcode = OpCode(opcode)
if opcode in HANDLER_DEFINITIONS:
return HANDLER_DEFINITIONS.get(OpCode(opcode)), True
Logger.warning(
f'[{world_session.client_address[0]}] Received {opcode.name} OpCode but is not handled.'
)
except ValueError:
# No handler, OpCode not found
return None, False
# No handler, but OpCode found
return None, True
def handle_movement_status(world_session, socket, reader):
movement_fmt = '<QfffffffffI'
if not world_session.player_mgr.is_teleporting and len(
reader.data
) >= 48: # Avoid handling malformed movement packets
try:
transport_guid, transport_x, transport_y, transport_z, transport_o, x, y, z, o, pitch, flags = \
unpack(movement_fmt, reader.data[:48])
world_session.player_mgr.transport_id = transport_guid
world_session.player_mgr.transport_x = transport_x
world_session.player_mgr.transport_y = transport_y
world_session.player_mgr.transport_z = transport_z
world_session.player_mgr.transport_orientation = transport_o
world_session.player_mgr.location.x = x
world_session.player_mgr.location.y = y
world_session.player_mgr.location.z = z
world_session.player_mgr.location.o = o
world_session.player_mgr.pitch = pitch
world_session.player_mgr.movement_flags = flags
movement_data = pack('<Q%us' % len(reader.data),
world_session.player_mgr.guid,
reader.data)
GridManager.send_surrounding(PacketWriter.get_packet(
OpCode(reader.opcode), movement_data),
world_session.player_mgr,
include_self=False)
GridManager.update_object(world_session.player_mgr)
world_session.player_mgr.sync_player()
if reader.opcode == OpCode.MSG_MOVE_JUMP and \
world_session.player_mgr.stand_state != StandState.UNIT_DEAD and \
world_session.player_mgr.stand_state != StandState.UNIT_STANDING:
world_session.player_mgr.stand_state = StandState.UNIT_STANDING
world_session.player_mgr.flagged_for_update = True
except (AttributeError, error):
Logger.error('Error while handling %s, skipping. Data: %s' %
(OpCode(reader.opcode), reader.data))
return 0
def handle_movement_status(world_session, socket, reader):
# Avoid handling malformed movement packets, or handling them while no player or player teleporting
if world_session.player_mgr and len(reader.data) >= 48:
try:
transport_guid, transport_x, transport_y, transport_z, transport_o, x, y, z, o, pitch, flags = \
unpack('<Q9fI', reader.data[:48])
# Hacky way to prevent random teleports when colliding with elevators
# Also acts as a rudimentary teleport cheat detection
if not world_session.player_mgr.pending_taxi_destination and world_session.player_mgr.location.distance(
x=x, y=y, z=z) > 64:
Logger.anticheat(
f'Preventing coordinate desync from player {world_session.player_mgr.player.name} ({world_session.player_mgr.guid}).'
)
world_session.player_mgr.teleport(
world_session.player_mgr.map_,
world_session.player_mgr.location)
return 0
# Send movement info to SpellManager until movement handling is merged to update system
if flags & 0xF != 0: # MoveFlags.MOVEFLAG_MOVE_MASK | MoveFlags.MOVEFLAG_STRAFE_MASK
world_session.player_mgr.spell_manager.flag_as_moved()
world_session.player_mgr.transport_id = transport_guid
world_session.player_mgr.transport.x = transport_x
world_session.player_mgr.transport.y = transport_y
world_session.player_mgr.transport.z = transport_z
world_session.player_mgr.transport.o = transport_o
world_session.player_mgr.location.x = x
world_session.player_mgr.location.y = y
world_session.player_mgr.location.z = z
world_session.player_mgr.location.o = o
world_session.player_mgr.pitch = pitch
world_session.player_mgr.movement_flags = flags
if flags & MoveFlags.MOVEFLAG_SPLINE_MOVER:
world_session.player_mgr.movement_spline = MovementManager.MovementSpline.from_bytes(
reader.data[48:])
movement_data = pack(f'<Q{len(reader.data)}s',
world_session.player_mgr.guid,
reader.data)
GridManager.send_surrounding(PacketWriter.get_packet(
OpCode(reader.opcode), movement_data),
world_session.player_mgr,
include_self=False)
GridManager.update_object(world_session.player_mgr)
world_session.player_mgr.sync_player()
# Get up if you jump while not standing
if reader.opcode == OpCode.MSG_MOVE_JUMP and \
world_session.player_mgr.stand_state != StandState.UNIT_DEAD and \
world_session.player_mgr.stand_state != StandState.UNIT_STANDING:
world_session.player_mgr.stand_state = StandState.UNIT_STANDING
world_session.player_mgr.set_dirty()
except (AttributeError, error):
Logger.error(
f'Error while handling {OpCode(reader.opcode).name}, skipping. Data: {reader.data}'
)
return 0
def handle_movement_status(world_session, socket, reader):
# Avoid handling malformed movement packets, or handling them while no player or player teleporting
if world_session.player_mgr and not world_session.player_mgr.is_teleporting and len(reader.data) >= 48:
try:
transport_guid, transport_x, transport_y, transport_z, transport_o, x, y, z, o, pitch, flags = \
unpack('<Q9fI', reader.data[:48])
# Hacky way to prevent random teleports when colliding with elevators
# Also acts as a rudimentary teleport cheat detection
if not world_session.player_mgr.pending_taxi_destination and world_session.player_mgr.location.distance(
x=x, y=y, z=z) > 64:
Logger.anticheat("Preventing coordinate desync from player %s (%s)." %
(world_session.player_mgr.player.name, world_session.player_mgr.guid))
world_session.player_mgr.teleport(world_session.player_mgr.map_,
world_session.player_mgr.location)
return 0
world_session.player_mgr.transport_id = transport_guid
world_session.player_mgr.transport.x = transport_x
world_session.player_mgr.transport.y = transport_y
world_session.player_mgr.transport.z = transport_z
world_session.player_mgr.transport.o = transport_o
world_session.player_mgr.location.x = x
world_session.player_mgr.location.y = y
world_session.player_mgr.location.z = z
world_session.player_mgr.location.o = o
world_session.player_mgr.pitch = pitch
world_session.player_mgr.movement_flags = flags
if flags & MoveFlags.MOVEFLAG_SPLINE_MOVER:
world_session.player_mgr.movement_spline = MovementManager.MovementSpline.from_bytes(
reader.data[48:])
movement_data = pack('<Q%us' % len(reader.data),
world_session.player_mgr.guid,
reader.data)
GridManager.send_surrounding(PacketWriter.get_packet(OpCode(reader.opcode), movement_data),
world_session.player_mgr, include_self=False)
GridManager.update_object(world_session.player_mgr)
world_session.player_mgr.sync_player()
# Hackfix for client not sending CMSG_ATTACKSWING.
# m_combat.m_attackSent getting stuck in true: https://i.imgur.com/LLasM8i.png
# if reader.opcode == OpCode.MSG_MOVE_STOP or \
# reader.opcode == OpCode.MSG_MOVE_STOP_PITCH or \
# reader.opcode == OpCode.MSG_MOVE_STOP_STRAFE or \
# reader.opcode == OpCode.MSG_MOVE_STOP_TURN:
# data = pack('<2QI', world_session.player_mgr.guid, 0, 0)
# socket.sendall(PacketWriter.get_packet(OpCode.SMSG_ATTACKSTOP, data))
# Get up if you jump while not standing
if reader.opcode == OpCode.MSG_MOVE_JUMP and \
world_session.player_mgr.stand_state != StandState.UNIT_DEAD and \
world_session.player_mgr.stand_state != StandState.UNIT_STANDING:
world_session.player_mgr.stand_state = StandState.UNIT_STANDING
world_session.player_mgr.set_dirty()
except (AttributeError, error):
Logger.error('Error while handling %s, skipping. Data: %s' % (OpCode(reader.opcode), reader.data))
return 0
def handle_movement_status(world_session, socket,
reader: PacketReader) -> int:
# Avoid handling malformed movement packets, or handling them while no player or player teleporting.
if world_session.player_mgr and len(reader.data) >= 48:
try:
transport_guid, transport_x, transport_y, transport_z, transport_o, x, y, z, o, pitch, flags = \
unpack('<Q9fI', reader.data[:48])
# Hacky way to prevent random teleports when colliding with elevators
# Also acts as a rudimentary teleport cheat detection
if not world_session.player_mgr.pending_taxi_destination and \
world_session.player_mgr.location.distance(x=x, y=y, z=z) > 64:
Logger.anticheat(
f'Preventing coordinate desync from player {world_session.player_mgr.player.name} '
f'({world_session.player_mgr.guid}).')
world_session.player_mgr.teleport(
world_session.player_mgr.map_,
world_session.player_mgr.location,
is_instant=True)
return 0
jumped = reader.opcode == OpCode.MSG_MOVE_JUMP
# Movement and jump actions.
if flags & (MoveFlags.MOVEFLAG_MOVE_MASK
| MoveFlags.MOVEFLAG_STRAFE_MASK) or jumped:
# Don't mark player as moved if only jumping.
if not jumped:
world_session.player_mgr.set_has_moved(True)
# Cancel looting if moved.
if world_session.player_mgr.loot_selection:
world_session.player_mgr.send_loot_release(
world_session.player_mgr.loot_selection)
world_session.player_mgr.spell_manager.check_spell_interrupts(
moved=True)
world_session.player_mgr.aura_manager.check_aura_interrupts(
moved=True)
# Turn actions.
if flags & MoveFlags.MOVEFLAG_TURN_MASK:
world_session.player_mgr.spell_manager.check_spell_interrupts(
turned=True)
world_session.player_mgr.transport_id = transport_guid
world_session.player_mgr.transport.x = transport_x
world_session.player_mgr.transport.y = transport_y
world_session.player_mgr.transport.z = transport_z
world_session.player_mgr.transport.o = transport_o
world_session.player_mgr.location.x = x
world_session.player_mgr.location.y = y
world_session.player_mgr.location.z = z
world_session.player_mgr.location.o = o
world_session.player_mgr.pitch = pitch
world_session.player_mgr.movement_flags = flags
if flags & MoveFlags.MOVEFLAG_SPLINE_MOVER:
world_session.player_mgr.movement_spline = MovementManager.MovementSpline.from_bytes(
reader.data[48:])
# Broadcast player movement to surroundings.
movement_data = pack(f'<Q{len(reader.data)}s',
world_session.player_mgr.guid,
reader.data)
movement_packet = PacketWriter.get_packet(
OpCode(reader.opcode), movement_data)
MapManager.send_surrounding(movement_packet,
world_session.player_mgr,
include_self=False)
# Get up if you jump while not standing.
if jumped and world_session.player_mgr.stand_state != StandState.UNIT_DEAD and \
world_session.player_mgr.stand_state != StandState.UNIT_STANDING:
world_session.player_mgr.set_stand_state(
StandState.UNIT_STANDING)
except (AttributeError, error):
Logger.error(
f'Error while handling {OpCode(reader.opcode).name}, skipping. Data: {reader.data}'
)
return 0
def handle_movement_status(world_session, socket, reader):
movement_fmt = '<QfffffffffI'
if not world_session.player_mgr.is_teleporting and len(
reader.data
) >= 48: # Avoid handling malformed movement packets
try:
transport_guid, transport_x, transport_y, transport_z, transport_o, x, y, z, o, pitch, flags = \
unpack(movement_fmt, reader.data[:48])
# Hacky way to prevent random teleports when colliding with elevators
# Also acts as a rudimentary teleport cheat detection
if world_session.player_mgr.location.distance(x=x, y=y,
z=z) > 64:
Logger.anticheat(
"Preventing coordinate desync from player %s (%s)." %
(world_session.player_mgr.player.name,
world_session.player_mgr.guid))
world_session.player_mgr.teleport(
world_session.player_mgr.map_,
world_session.player_mgr.location)
return 0
world_session.player_mgr.transport_id = transport_guid
world_session.player_mgr.transport.x = transport_x
world_session.player_mgr.transport.y = transport_y
world_session.player_mgr.transport.z = transport_z
world_session.player_mgr.transport.o = transport_o
world_session.player_mgr.location.x = x
world_session.player_mgr.location.y = y
world_session.player_mgr.location.z = z
world_session.player_mgr.location.o = o
world_session.player_mgr.pitch = pitch
world_session.player_mgr.movement_flags = flags
movement_data = pack('<Q%us' % len(reader.data),
world_session.player_mgr.guid,
reader.data)
GridManager.send_surrounding(PacketWriter.get_packet(
OpCode(reader.opcode), movement_data),
world_session.player_mgr,
include_self=False)
GridManager.update_object(world_session.player_mgr)
world_session.player_mgr.sync_player()
if reader.opcode == OpCode.MSG_MOVE_JUMP and \
world_session.player_mgr.stand_state != StandState.UNIT_DEAD and \
world_session.player_mgr.stand_state != StandState.UNIT_STANDING:
world_session.player_mgr.stand_state = StandState.UNIT_STANDING
world_session.player_mgr.flagged_for_update = True
except (AttributeError, error):
Logger.error('Error while handling %s, skipping. Data: %s' %
(OpCode(reader.opcode), reader.data))
return 0
