def lineReceived(self, line):
"""
IMC2 -> Evennia
Triggered when text is received from the IMC2 network. Figures out
what to do with the packet. This deals with the following
Args:
line (str): Incoming text.
"""
line = line.strip()
if not self.is_authenticated:
# we are not authenticated yet. Deal with this.
self._imc_login(line)
return
#logger.log_infomsg("IMC2: RECV> %s" % line)
# Parse the packet and encapsulate it for easy access
packet = pck.IMC2Packet(self.mudname, packet_str=line)
# Figure out what kind of packet we're dealing with and hand it
# off to the correct handler.
if packet.packet_type == 'is-alive':
self.imc2_mudlist.update_mud_from_packet(packet)
elif packet.packet_type == 'keepalive-request':
# Don't need to check the destination, we only receive these
# packets when they are intended for us.
self.send_packet(pck.IMC2PacketIsAlive())
elif packet.packet_type == 'ice-msg-b':
self.data_out(text=line, packettype="broadcast")
elif packet.packet_type == 'whois-reply':
# handle eventual whois reply
self._whois_reply(packet)
elif packet.packet_type == 'close-notify':
self.imc2_mudlist.remove_mud_from_packet(packet)
elif packet.packet_type == 'ice-update':
self.imc2_chanlist.update_channel_from_packet(packet)
elif packet.packet_type == 'ice-destroy':
self.imc2_chanlist.remove_channel_from_packet(packet)
elif packet.packet_type == 'tell':
# send message to identified player
pass
def _imc_login(self, line):
"""
Connect and identify to imc network as per the
`self.auth_type` setting.
Args:
line (str): Incoming text.
"""
if self.auth_type == "plaintext":
# Only support Plain text passwords.
# SERVER Sends: PW <servername> <serverpw> version=<version#> <networkname>
logger.log_infomsg("IMC2: AUTH< %s" % line)
line_split = line.split(' ')
pw_present = line_split[0] == 'PW'
autosetup_present = line_split[0] == 'autosetup'
if "reject" in line_split:
auth_message = _("IMC2 server rejected connection.")
logger.log_infomsg(auth_message)
return
if pw_present:
self.server_name = line_split[1]
self.network_name = line_split[4]
elif autosetup_present:
logger.log_infomsg(_("IMC2: Autosetup response found."))
self.server_name = line_split[1]
self.network_name = line_split[3]
self.is_authenticated = True
self.sequence = int(time())
# Log to stdout and notify over MUDInfo.
logger.log_infomsg('IMC2: Authenticated to %s' %
self.factory.network)
# Ask to see what other MUDs are connected.
self._send_packet(pck.IMC2PacketKeepAliveRequest())
# IMC2 protocol states that KeepAliveRequests should be followed
# up by the requester sending an IsAlive packet.
self._send_packet(pck.IMC2PacketIsAlive())
# Get a listing of channels.
self._send_packet(pck.IMC2PacketIceRefresh())
def _isalive(self):
"Send an isalive packet."
self._send_packet(pck.IMC2PacketIsAlive())