def normalize_filter_params(from_block, to_block, address, topics):
yield from_block
yield to_block
if address is None:
yield address
elif is_address(address):
yield to_canonical_address(address)
elif is_list_like(address):
yield tuple(
to_canonical_address(item)
for item
in address
)
else:
raise TypeError("Address is not in a recognized format: {0}".format(address))
if topics is None:
yield topics
elif is_valid_topic_array(topics):
yield tuple(
normalize_topic_list(item)
if is_list_like(item) else
normalize_topic(item)
for item
in topics
)
else:
raise TypeError("Topics are not in a recognized format: {0}".format(address))
def is_empty_or_address(val):
if val in {None, b'', ''}:
return True
elif is_address(val):
return True
else:
return False
def is_rlp_structured_access_list(val):
"""Returns true if 'val' is a valid rlp-structured access list."""
if not is_list_like(val):
return False
for item in val:
if not is_list_like(item):
return False
if len(item) != 2:
return False
address, storage_keys = item
if not is_address(address):
return False
for storage_key in storage_keys:
if not is_int_or_prefixed_hexstr(storage_key):
return False
return True
def is_rpc_structured_access_list(val):
"""Returns true if 'val' is a valid JSON-RPC structured access list."""
if not is_list_like(val):
return False
for d in val:
if not is_dict(d):
return False
if len(d) != 2:
return False
address = d.get('address')
storage_keys = d.get('storageKeys')
if any(_ is None for _ in (address, storage_keys)):
return False
if not is_address(address):
return False
if not is_list_like(storage_keys):
return False
for storage_key in storage_keys:
if not is_int_or_prefixed_hexstr(storage_key):
return False
return True
def buildMakeMultiSwapTx(transaction, defaultChainId):
tx = transaction['params']
if len(tx) > 0:
#print(tx)
for ii in range(len(tx)):
if 'ToAssetID' not in tx[ii]:
raise ValueError(
'In buildMakeMultiSwapTx, could not find ToAssetID in tx')
elif not isinstance(tx[ii]['ToAssetID'], list):
raise ValueError(
'In buildMakeMultiSwapTx, ToAssetID is not a list')
else:
nToAsset = len(tx[ii]['ToAssetID'])
if 'ToStartTime' not in tx[ii]:
tx[ii]['ToStartTime'] = []
for jj in range(nToAsset):
tx[ii]['ToStartTime'].append(
to_hex_if_datestring('now'))
else:
if not isinstance(tx[ii]['ToStartTime'], list):
raise ValueError(
'In buildMakeMultiSwapTx, ToStartTime is not a list'
)
elif len(tx[ii]['ToStartTime']) != nToAsset:
raise ValueError(
'In buildMakeMultiSwapTx, ToStartTime list is not the same length as ToAssetID'
)
else:
for jj in range(nToAsset):
tx[ii]['ToStartTime'][jj] = to_hex_if_datestring(
tx[ii]['ToStartTime'][jj])
if 'ToEndTime' not in tx[ii]:
tx[ii]['ToEndTime'] = []
for jj in range(nToAsset):
tx[ii]['ToEndTime'].append(
to_hex_if_datestring('infinity'))
else:
if not isinstance(tx[ii]['ToEndTime'], list):
raise ValueError(
'In buildMakeMultiSwapTx, ToEndTime is not a list')
elif len(tx[ii]['ToEndTime']) != nToAsset:
raise ValueError(
'In buildMakeMultiSwapTx, ToEndTime list is not the same length as ToAssetID'
)
else:
for jj in range(nToAsset):
tx[ii]['ToEndTime'][jj] = to_hex_if_datestring(
tx[ii]['ToEndTime'][jj])
if 'MinToAmount' not in tx[ii]:
raise ValueError(
'In buildMakeMultiSwapTx, could not find MinToAmount in tx'
)
else:
if not isinstance(tx[ii]['MinToAmount'], list):
raise ValueError(
'In buildMakeMultiSwapTx, MinToAmount is not a list'
)
elif len(tx[ii]['MinToAmount']) != nToAsset:
raise ValueError(
'In buildMakeMultiSwapTx, MinToAmount list is not the same length as ToAssetID'
)
else:
for jj in range(nToAsset):
tx[ii]['MinToAmount'][
jj] = to_hex_if_integer_or_ascii(
tx[ii]['MinToAmount'][jj])
if 'FromAssetID' not in tx[ii]:
raise ValueError(
'In buildMakeMultiSwapTx, could not find FromAssetID in tx'
)
elif not isinstance(tx[ii]['FromAssetID'], list):
raise ValueError(
'In buildMakeMultiSwapTx, FromAssetID is not a list')
else:
nFromAsset = len(tx[ii]['FromAssetID'])
if 'FromStartTime' not in tx[ii]:
tx[ii]['FromStartTime'] = []
for jj in range(nFromAsset):
tx[ii]['FromStartTime'].append(
to_hex_if_datestring('now'))
else:
if not isinstance(tx[ii]['FromStartTime'], list):
raise ValueError(
'In buildMakeMultiSwapTx, FromStartTime is not a list'
)
elif len(tx[ii]['FromStartTime']) != nFromAsset:
raise ValueError(
'In buildMakeMultiSwapTx, FromStartTime list is not the same length as FromAssetID'
)
else:
for jj in range(nFromAsset):
tx[ii]['FromStartTime'][jj] = to_hex_if_datestring(
tx[ii]['FromStartTime'][jj])
if 'FromEndTime' not in tx[ii]:
tx[ii]['FromEndTime'] = []
for jj in range(nFromAsset):
tx[ii]['FromEndTime'].append(
to_hex_if_datestring('infinity'))
else:
if not isinstance(tx[ii]['FromEndTime'], list):
raise ValueError(
'In buildMakeMultiSwapTx, FromEndTime is not a list'
)
elif len(tx[ii]['FromEndTime']) != nFromAsset:
raise ValueError(
'In buildMakeMultiSwapTx, FromEndTime list is not the same length as FromAssetID'
)
else:
for jj in range(nFromAsset):
tx[ii]['FromEndTime'][jj] = to_hex_if_datestring(
tx[ii]['FromEndTime'][jj])
if 'MinFromAmount' not in tx[ii]:
raise ValueError(
'In buildMakeMultiSwapTx, could not find MinFromAmount in tx'
)
else:
if not isinstance(tx[ii]['MinFromAmount'], list):
raise ValueError(
'In buildMakeMultiSwapTx, MinFromAmount is not a list'
)
elif len(tx[ii]['MinFromAmount']) != nFromAsset:
raise ValueError(
'In buildMakeMultiSwapTx, MinFromAmount list is not the same length as FromAssetID'
)
else:
for jj in range(nFromAsset):
tx[ii]['MinFromAmount'][
jj] = to_hex_if_integer_or_ascii(
tx[ii]['MinFromAmount'][jj])
if 'SwapSize' not in tx[ii]:
raise ValueError(
'In buildMakeMultiSwapTx, could not find SwapSize in tx')
else:
tx[ii]['SwapSize'] = to_int(tx[ii]['SwapSize'])
#
if 'Targes' not in tx[ii]:
raise ValueError(
'In buildMakeMultiSwapTx, could not find Targes in tx')
elif not isinstance(tx[ii]['Targes'], list):
raise ValueError(
'In buildMakeMultiSwapTx, Targes is not a list')
else:
for jj in range(len(tx[ii]['Targes'])):
if not is_address(tx[ii]['Targes'][jj]):
raise ValueError(
'In buildMakeMultiSwapTx, found an invalid address in Targes ',
tx[ii]['Targes'][jj])
transaction['params'] = tx
if 'nonce' not in transaction:
raise ValueError(
'In buildMakeMultiSwapTx, could not find nonce in transaction')
else:
transaction['nonce'] = to_hex_if_integer_or_ascii(transaction['nonce'])
if 'gas' in transaction:
transaction['gas'] = to_hex_if_integer_or_ascii(transaction['gas'])
if 'gasPrice' in transaction:
transaction['gasPrice'] = to_hex_if_integer_or_ascii(
transaction['gasPrice'])
transaction['chainId'] = to_hex_if_integer_or_ascii(defaultChainId)
return transaction