Source code for stellar_sdk.operation.set_trust_line_flags

from enum import IntFlag

from .operation import Operation
from .utils import check_ed25519_public_key
from ..asset import Asset
from ..keypair import Keypair
from ..strkey import StrKey
from ..xdr import Xdr

[docs]class TrustLineFlags(IntFlag): """Indicates which flags to set. For details about the flags, please refer to the `CAP-0035 <>`_. - AUTHORIZED_FLAG: issuer has authorized account to perform transactions with its credit - AUTHORIZED_TO_MAINTAIN_LIABILITIES_FLAG: issuer has authorized account to maintain and reduce liabilities for its credit - TRUSTLINE_CLAWBACK_ENABLED_FLAG: issuer has specified that it may clawback its credit, and that claimable balances created with its credit may also be clawed back """ AUTHORIZED_FLAG = 1 AUTHORIZED_TO_MAINTAIN_LIABILITIES_FLAG = 2 TRUSTLINE_CLAWBACK_ENABLED_FLAG = 4
[docs]class SetTrustLineFlags(Operation): """The :class:`SetTrustLineFlags` object, which represents a SetTrustLineFlags operation on Stellar's network. Updates the flags of an existing trust line. This is called by the issuer of the related asset. Threshold: Low :param trustor: The account whose trustline this is. :param asset: The asset on the trustline. :param clear_flags: The flags to clear. :param set_flags: The flags to set. :param source: The source account for the operation. Defaults to the transaction's source account. """ def __init__( self, trustor: str, asset: Asset, clear_flags: TrustLineFlags = None, set_flags: TrustLineFlags = None, source: str = None, ): super().__init__(source) check_ed25519_public_key(trustor) self.trustor: str = trustor self.asset = asset self.clear_flags = clear_flags self.set_flags = set_flags @classmethod def type_code(cls) -> int: return Xdr.const.SET_TRUST_LINE_FLAGS def _to_operation_body(self) -> Xdr.nullclass: trustor = Keypair.from_public_key(self.trustor).xdr_account_id() clear_flags = 0 if self.clear_flags is None else self.clear_flags.value set_flags = 0 if self.set_flags is None else self.set_flags.value set_trust_line_flags_op = Xdr.types.SetTrustLineFlagsOp( trustor, self.asset.to_xdr_object(), clear_flags, set_flags ) body = Xdr.nullclass() body.type = Xdr.const.SET_TRUST_LINE_FLAGS body.setTrustLineFlagsOp = set_trust_line_flags_op return body
[docs] @classmethod def from_xdr_object( cls, operation_xdr_object: Xdr.types.Operation ) -> "SetTrustLineFlags": """Creates a :class:`SetTrustLineFlags` object from an XDR Operation object. """ source = Operation.get_source_from_xdr_obj(operation_xdr_object) trustor = StrKey.encode_ed25519_public_key( operation_xdr_object.body.setTrustLineFlagsOp.trustor.ed25519 ) asset = Asset.from_xdr_object( operation_xdr_object.body.setTrustLineFlagsOp.asset ) clear_flags_xdr = operation_xdr_object.body.setTrustLineFlagsOp.clearFlags set_flags_xdr = operation_xdr_object.body.setTrustLineFlagsOp.setFlags clear_flags = None if clear_flags_xdr == 0 else TrustLineFlags(clear_flags_xdr) set_flags = None if set_flags_xdr == 0 else TrustLineFlags(set_flags_xdr) op = cls( trustor=trustor, asset=asset, clear_flags=clear_flags, set_flags=set_flags, source=source, ) op._source_muxed = Operation.get_source_muxed_from_xdr_obj(operation_xdr_object) return op