pyCraft/start.py
2017-09-24 05:51:28 +01:00

126 lines
4.0 KiB
Python
Executable File

#!/usr/bin/env python
from __future__ import print_function
import getpass
import sys
from optparse import OptionParser
from minecraft import authentication
from minecraft.exceptions import YggdrasilError
from minecraft.networking.connection import Connection
from minecraft.networking.packets import Packet, clientbound, serverbound
from minecraft.compat import input
def get_options():
parser = OptionParser()
parser.add_option("-u", "--username", dest="username", default=None,
help="username to log in with")
parser.add_option("-p", "--password", dest="password", default=None,
help="password to log in with")
parser.add_option("-s", "--server", dest="server", default=None,
help="server to connect to")
parser.add_option("-o", "--offline", dest="offline", action="store_true",
help="connect to a server in offline mode")
parser.add_option("-d", "--dump-packets", dest="dump_packets",
action="store_true",
help="print sent and received packets to standard error")
(options, args) = parser.parse_args()
if not options.username:
options.username = input("Enter your username: ")
if not options.password and not options.offline:
options.password = getpass.getpass("Enter your password: ")
if not options.server:
options.server = input("Please enter server address"
" (including port): ")
# Try to split out port and address
if ':' in options.server:
server = options.server.split(":")
options.address = server[0]
options.port = int(server[1])
else:
options.address = options.server
options.port = 25565
return options
def main():
options = get_options()
if options.offline:
print("Connecting in offline mode...")
connection = Connection(
options.address, options.port, username=options.username)
else:
auth_token = authentication.AuthenticationToken()
try:
auth_token.authenticate(options.username, options.password)
except YggdrasilError as e:
print(e)
sys.exit()
print("Logged in as %s..." % auth_token.username)
connection = Connection(
options.address, options.port, auth_token=auth_token)
if options.dump_packets:
def print_incoming(packet):
if type(packet) is Packet:
# This is a direct instance of the base Packet type, meaning
# that it is a packet of unknown type, so we do not print it.
return
print('--> %s' % packet, file=sys.stderr)
def print_outgoing(packet):
print('<-- %s' % packet, file=sys.stderr)
connection.register_packet_listener(
print_incoming, Packet, early=True)
connection.register_packet_listener(
print_outgoing, Packet, outgoing=True)
def handle_join_game(join_game_packet):
print('Connected.')
connection.register_packet_listener(
handle_join_game, clientbound.play.JoinGamePacket)
def print_chat(chat_packet):
print("Message (%s): %s" % (
chat_packet.field_string('position'), chat_packet.json_data))
connection.register_packet_listener(
print_chat, clientbound.play.ChatMessagePacket)
connection.connect()
while True:
try:
text = input()
if text == "/respawn":
print("respawning...")
packet = serverbound.play.ClientStatusPacket()
packet.action_id = serverbound.play.ClientStatusPacket.RESPAWN
connection.write_packet(packet)
else:
packet = serverbound.play.ChatPacket()
packet.message = text
connection.write_packet(packet)
except KeyboardInterrupt:
print("Bye!")
sys.exit()
if __name__ == "__main__":
main()