117 lines
5.1 KiB
Python
117 lines
5.1 KiB
Python
from typing import Optional
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from bemani.backend.base import Base, Status
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from bemani.protocol import Node
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from bemani.common import Model
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class CardManagerHandler(Base):
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"""
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The class that handles card management. This assumes it is attached as a mixin to a game
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class so that it can understand if there's a profile for a game or not.
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"""
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def handle_cardmng_request(self, request: Node) -> Optional[Node]:
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"""
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Handle a request for card management. This is independent of a game's profile handling,
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but still gives the game information as to whether or not a profile exists for a game.
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These methods handle looking up a card, handling binding a profile to a game version,
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returning whether a game profile exists or should be migrated, and creating a new account
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when no account is associated with a card.
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"""
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method = request.attribute('method')
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if method == 'inquire':
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# Given a cardid, look up the dataid/refid (same thing in this system).
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# If the card doesn't exist or isn't allowed, return a status specifying this
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# instead of the results of the dataid/refid lookup.
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cardid = request.attribute('cardid')
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modelstring = request.attribute('model')
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userid = self.data.local.user.from_cardid(cardid)
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if userid is None:
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# This user doesn't exist, force system to create new account
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root = Node.void('cardmng')
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root.set_attribute('status', str(Status.NOT_REGISTERED))
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return root
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# Special handling for looking up whether the previous game's profile existed
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bound = self.has_profile(userid)
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expired = False
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if bound is False:
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if modelstring is not None:
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model = Model.from_modelstring(modelstring)
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oldgame = Base.create(self.data, self.config, model, self.model)
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if oldgame is None:
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bound = False
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else:
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bound = oldgame.has_profile(userid)
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expired = True
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refid = self.data.local.user.get_refid(self.game, self.version, userid)
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paseli_enabled = self.supports_paseli() and self.config.paseli.enabled
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root = Node.void('cardmng')
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root.set_attribute('refid', refid)
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root.set_attribute('dataid', refid)
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root.set_attribute('newflag', '1') # Always seems to be set to 1
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root.set_attribute('binded', '1' if bound else '0') # Whether we've bound to this version of the game or not
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root.set_attribute('expired', '1' if expired else '0') # Whether we're expired
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root.set_attribute('ecflag', '1' if paseli_enabled else '0') # Whether to allow paseli
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root.set_attribute('useridflag', '1')
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root.set_attribute('extidflag', '1')
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return root
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elif method == 'authpass':
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# Given a dataid/refid previously found via inquire, verify the pin
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refid = request.attribute('refid')
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pin = request.attribute('pass')
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userid = self.data.local.user.from_refid(self.game, self.version, refid)
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if userid is not None:
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valid = self.data.local.user.validate_pin(userid, pin)
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else:
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valid = False
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root = Node.void('cardmng')
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root.set_attribute('status', str(Status.SUCCESS if valid else Status.INVALID_PIN))
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return root
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elif method == 'getrefid':
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# Given a cardid and a pin, register the card with the system and generate a new dataid/refid + extid
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cardid = request.attribute('cardid')
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pin = request.attribute('passwd')
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userid = self.data.local.user.create_account(cardid, pin)
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if userid is None:
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# This user can't be created
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root = Node.void('cardmng')
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root.set_attribute('status', str(Status.NOT_ALLOWED))
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return root
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refid = self.data.local.user.create_refid(self.game, self.version, userid)
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root = Node.void('cardmng')
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root.set_attribute('dataid', refid)
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root.set_attribute('refid', refid)
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return root
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elif method == 'bindmodel':
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# Given a refid, bind the user's card to the current version of the game
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refid = request.attribute('refid')
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userid = self.data.local.user.from_refid(self.game, self.version, refid)
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self.bind_profile(userid)
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root = Node.void('cardmng')
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root.set_attribute('dataid', refid)
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return root
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elif method == 'getkeepspan':
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# Unclear what this method does, return an arbitrary span
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root = Node.void('cardmng')
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root.set_attribute('keepspan', '30')
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return root
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elif method == 'getdatalist':
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# Unclear what this method does, return a dummy response
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root = Node.void('cardmng')
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return root
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# Invalid method
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return None
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