52 lines
1.4 KiB
Python
52 lines
1.4 KiB
Python
# Copyright © 2020 Interplanetary Database Association e.V.,
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# BigchainDB and IPDB software contributors.
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# SPDX-License-Identifier: (Apache-2.0 AND CC-BY-4.0)
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# Code is Apache-2.0 and docs are CC-BY-4.0
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import re
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from bigchaindb.common.transaction_mode_types import (BROADCAST_TX_COMMIT,
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BROADCAST_TX_ASYNC,
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BROADCAST_TX_SYNC)
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def valid_txid(txid):
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if re.match('^[a-fA-F0-9]{64}$', txid):
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return txid.lower()
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raise ValueError('Invalid hash')
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def valid_bool(val):
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val = val.lower()
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if val == 'true':
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return True
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if val == 'false':
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return False
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raise ValueError('Boolean value must be "true" or "false" (lowercase)')
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def valid_ed25519(key):
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if (re.match('^[1-9a-zA-Z]{43,44}$', key) and not
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re.match('.*[Il0O]', key)):
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return key
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raise ValueError('Invalid base58 ed25519 key')
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def valid_operation(op):
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op = op.upper()
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if op == 'CREATE':
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return 'CREATE'
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if op == 'TRANSFER':
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return 'TRANSFER'
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raise ValueError('Operation must be "CREATE" or "TRANSFER"')
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def valid_mode(mode):
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if mode == 'async':
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return BROADCAST_TX_ASYNC
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if mode == 'sync':
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return BROADCAST_TX_SYNC
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if mode == 'commit':
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return BROADCAST_TX_COMMIT
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raise ValueError('Mode must be "async", "sync" or "commit"')
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