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bemaniutils/bemani/backend/mga/mga.py

177 lines
6.6 KiB
Python

# vim: set fileencoding=utf-8
import base64
from typing import List
from bemani.backend.mga.base import MetalGearArcadeBase
from bemani.backend.ess import EventLogHandler
from bemani.common import Profile, VersionConstants, Time
from bemani.data import UserID
from bemani.protocol import Node
class MetalGearArcade(
EventLogHandler,
MetalGearArcadeBase,
):
name: str = "Metal Gear Arcade"
version: int = VersionConstants.MGA
def __update_shop_name(self, profiledata: bytes) -> None:
# Figure out the profile type
csvs = profiledata.split(b',')
if len(csvs) < 2:
# Not long enough to care about
return
datatype = csvs[1].decode('ascii')
if datatype != 'PLAYDATA':
# Not the right profile type requested
return
# Grab the shop name
try:
shopname = csvs[30].decode('shift-jis')
except Exception:
return
self.update_machine_name(shopname)
def handle_system_getmaster_request(self, request: Node) -> Node:
# See if we can grab the request
data = request.child('data')
if not data:
root = Node.void('system')
root.add_child(Node.s32('result', 0))
return root
# Figure out what type of messsage this is
reqtype = data.child_value('datatype')
reqkey = data.child_value('datakey')
# System message
root = Node.void('system')
if reqtype == "S_SRVMSG" and reqkey == "INFO":
# Generate system message
settings1_str = "2011081000:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1:1"
settings2_str = "1,1,1,1,1,1,1,1,1,1,1,1,1,1"
# Send it to the client, making sure to inform the client that it was valid.
root.add_child(Node.string('strdata1', base64.b64encode(settings1_str.encode('ascii')).decode('ascii')))
root.add_child(Node.string('strdata2', base64.b64encode(settings2_str.encode('ascii')).decode('ascii')))
root.add_child(Node.u64('updatedate', Time.now() * 1000))
root.add_child(Node.s32('result', 1))
else:
# Unknown message.
root.add_child(Node.s32('result', 0))
return root
def handle_playerdata_usergamedata_send_request(self, request: Node) -> Node:
# Look up user by refid
refid = request.child_value('data/eaid')
userid = self.data.remote.user.from_refid(self.game, self.version, refid)
if userid is None:
root = Node.void('playerdata')
root.add_child(Node.s32('result', 1)) # Unclear if this is the right thing to do here.
return root
# Extract new profile info from old profile
oldprofile = self.get_profile(userid)
is_new = False
if oldprofile is None:
oldprofile = Profile(self.game, self.version, refid, 0)
is_new = True
newprofile = self.unformat_profile(userid, request, oldprofile, is_new)
# Write new profile
self.put_profile(userid, newprofile)
# Return success!
root = Node.void('playerdata')
root.add_child(Node.s32('result', 0))
return root
def handle_playerdata_usergamedata_recv_request(self, request: Node) -> Node:
# Look up user by refid
refid = request.child_value('data/eaid')
profiletypes = request.child_value('data/recv_csv').split(',')
profile = None
userid = None
if refid is not None:
userid = self.data.remote.user.from_refid(self.game, self.version, refid)
if userid is not None:
profile = self.get_profile(userid)
if profile is not None:
return self.format_profile(userid, profiletypes, profile)
else:
root = Node.void('playerdata')
root.add_child(Node.s32('result', 1)) # Unclear if this is the right thing to do here.
return root
def format_profile(self, userid: UserID, profiletypes: List[str], profile: Profile) -> Node:
root = Node.void('playerdata')
root.add_child(Node.s32('result', 0))
player = Node.void('player')
root.add_child(player)
records = 0
record = Node.void('record')
player.add_child(record)
for profiletype in profiletypes:
if profiletype == "3fffffffff":
continue
for j in range(len(profile['strdatas'])):
strdata = profile['strdatas'][j]
bindata = profile['bindatas'][j]
# Figure out the profile type
csvs = strdata.split(b',')
if len(csvs) < 2:
# Not long enough to care about
continue
datatype = csvs[1].decode('ascii')
if datatype != profiletype:
# Not the right profile type requested
continue
# This is a valid profile node for this type, lets return only the profile values
strdata = b','.join(csvs[2:])
d = Node.string('d', base64.b64encode(strdata).decode('ascii'))
record.add_child(d)
d.add_child(Node.string('bin1', base64.b64encode(bindata).decode('ascii')))
# Remember that we had this record
records = records + 1
player.add_child(Node.u32('record_num', records))
return root
def unformat_profile(self, userid: UserID, request: Node, oldprofile: Profile, is_new: bool) -> Profile:
# Profile save request, data values are base64 encoded.
# d is a CSV, and bin1 is binary data.
newprofile = oldprofile.clone()
strdatas: List[bytes] = []
bindatas: List[bytes] = []
record = request.child('data/record')
for node in record.children:
if node.name != 'd':
continue
profile = base64.b64decode(node.value)
# Update the shop name if this is a new profile, since we know it came
# from this cabinet. This is the only source of truth for what the
# cabinet shop name is set to.
if is_new:
self.__update_shop_name(profile)
strdatas.append(profile)
bindatas.append(base64.b64decode(node.child_value('bin1')))
newprofile['strdatas'] = strdatas
newprofile['bindatas'] = bindatas
# Keep track of play statistics across all versions
self.update_play_statistics(userid)
return newprofile