forked from LBRYCommunity/lbry-sdk
48 lines
1.2 KiB
Python
48 lines
1.2 KiB
Python
from collections import namedtuple
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import msgpack
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from torba.server.util import cachedproperty
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# Classes representing data and their serializers, if any.
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class ClaimInfo(namedtuple("NameClaim", "name value txid nout amount address height cert_id")):
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'''Claim information as its stored on database'''
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@classmethod
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def from_serialized(cls, serialized):
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return cls(*msgpack.loads(serialized))
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@property
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def serialized(self):
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return msgpack.dumps(self)
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class NameClaim(namedtuple("NameClaim", "name value")):
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pass
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class ClaimUpdate(namedtuple("ClaimUpdate", "name claim_id value")):
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pass
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class ClaimSupport(namedtuple("ClaimSupport", "name claim_id")):
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pass
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class LBRYTx(namedtuple("Tx", "version inputs outputs locktime")):
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'''Transaction that can contain claim, update or support in its outputs.'''
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@cachedproperty
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def is_coinbase(self):
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return self.inputs[0].is_coinbase
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@cachedproperty
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def has_claims(self):
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for output in self.outputs:
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if output.claim:
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return True
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return False
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class TxClaimOutput(namedtuple("TxClaimOutput", "value pk_script claim")):
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pass
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