def abi_request_formatters(normalizers, abis):
for method, abi_types in abis.items():
if isinstance(abi_types, list):
yield method, map_abi_data(normalizers, abi_types)
elif isinstance(abi_types, dict):
single_dict_formatter = apply_abi_formatters_to_dict(normalizers, abi_types)
yield method, apply_formatter_at_index(single_dict_formatter, 0)
else:
raise TypeError("ABI definitions must be a list or dictionary, got %r" % abi_types)
def abi_request_formatters(normalizers, abis):
for method, abi_types in abis.items():
if isinstance(abi_types, list):
yield method, map_abi_data(normalizers, abi_types)
elif isinstance(abi_types, dict):
single_dict_formatter = apply_abi_formatters_to_dict(normalizers, abi_types)
yield method, apply_formatter_at_index(single_dict_formatter, 0)
else:
raise TypeError("ABI definitions must be a list or dictionary, got %r" % abi_types)
'to': apply_formatter_if(
compose(complement(bool), decode_hex),
static_return(None),
),
}
def ethtestrpc_string_middleware(make_request, web3):
def middleware(method, params):
return force_obj_to_text(make_request(method, params))
return middleware
ethtestrpc_middleware = construct_formatting_middleware(
request_formatters={
'eth_uninstallFilter': apply_formatter_at_index(to_integer_if_hex, 0),
'eth_getFilterChanges': apply_formatter_at_index(to_integer_if_hex, 0),
'eth_getFilterLogs': apply_formatter_at_index(to_integer_if_hex, 0),
},
result_formatters={
# Eth
'eth_newFilter': apply_formatter_if(is_integer, hex),
'eth_protocolVersion': apply_formatter_if(is_integer, str),
'eth_getTransactionByHash': apply_formatters_to_dict(TRANSACTION_FORMATTERS),
# Net
'net_version': apply_formatter_if(is_integer, str),
},
)
return_none_result = static_result(None)
'fromBlock': apply_formatter_if(is_integer, integer_to_hex),
'toBlock': apply_formatter_if(is_integer, integer_to_hex),
}
filter_params_formatter = apply_formatters_to_dict(FILTER_PARAMS_FORMATTERS)
filter_result_formatter = apply_one_of_formatters((
(apply_formatter_to_array(log_entry_formatter), is_array_of_dicts),
(apply_formatter_to_array(to_hexbytes(32)), is_array_of_strings),
))
pythonic_middleware = construct_formatting_middleware(
request_formatters={
# Eth
'eth_getBalance':
apply_formatter_at_index(block_number_formatter, 1),
'eth_getBlockByNumber':
apply_formatter_at_index(block_number_formatter, 0),
'eth_getBlockTransactionCountByNumber':
apply_formatter_at_index(
block_number_formatter,
0,
),
'eth_getCode':
apply_formatter_at_index(block_number_formatter, 1),
'eth_getStorageAt':
apply_formatter_at_index(block_number_formatter, 2),
'eth_getTransactionByBlockNumberAndIndex':
compose(
apply_formatter_at_index(block_number_formatter, 0),
apply_formatter_at_index(integer_to_hex, 1),
compose(complement(bool), decode_hex),
static_return(None),
),
}
def ethtestrpc_string_middleware(make_request, web3):
def middleware(method, params):
return force_obj_to_text(make_request(method, params))
return middleware
ethtestrpc_middleware = construct_formatting_middleware(
request_formatters={
'eth_uninstallFilter': apply_formatter_at_index(to_integer_if_hex, 0),
'eth_getFilterChanges': apply_formatter_at_index(to_integer_if_hex, 0),
'eth_getFilterLogs': apply_formatter_at_index(to_integer_if_hex, 0),
},
result_formatters={
# Eth
'eth_newFilter':
apply_formatter_if(is_integer, hex),
'eth_protocolVersion':
apply_formatter_if(is_integer, str),
'eth_getTransactionByHash':
apply_formatters_to_dict(TRANSACTION_FORMATTERS),
# Net
'net_version':
apply_formatter_if(is_integer, str),
},
filter_result_formatter = apply_one_of_formatters((
(apply_formatter_to_array(log_entry_formatter), is_array_of_dicts),
(apply_formatter_to_array(to_hexbytes(32)), is_array_of_strings),
))
TRANSACTION_PARAM_FORMATTERS = {
'chainId': apply_formatter_if(is_integer, str),
}
transaction_param_formatter = apply_formatters_to_dict(TRANSACTION_PARAM_FORMATTERS)
pythonic_middleware = construct_formatting_middleware(
request_formatters={
# Eth
'eth_getBalance': apply_formatter_at_index(block_number_formatter, 1),
'eth_getBlockByNumber': apply_formatter_at_index(block_number_formatter, 0),
'eth_getBlockTransactionCountByNumber': apply_formatter_at_index(
block_number_formatter,
0,
),
'eth_getCode': apply_formatter_at_index(block_number_formatter, 1),
'eth_getStorageAt': apply_formatter_at_index(block_number_formatter, 2),
'eth_getTransactionByBlockNumberAndIndex': compose(
apply_formatter_at_index(block_number_formatter, 0),
apply_formatter_at_index(integer_to_hex, 1),
),
'eth_getTransactionCount': apply_formatter_at_index(block_number_formatter, 1),
'eth_getUncleCountByBlockNumber': apply_formatter_at_index(block_number_formatter, 0),
'eth_newFilter': apply_formatter_at_index(filter_params_formatter, 0),
'eth_getLogs': apply_formatter_at_index(filter_params_formatter, 0),
}
filter_params_formatter = apply_formatters_to_dict(FILTER_PARAMS_FORMATTERS)
filter_result_formatter = apply_one_of_formatters((
(apply_formatter_to_array(log_entry_formatter), is_array_of_dicts),
(apply_formatter_to_array(to_ascii_if_bytes), is_array_of_strings),
))
pythonic_middleware = construct_formatting_middleware(
request_formatters={
# Eth
'eth_getBalance': apply_formatter_at_index(block_number_formatter, 1),
'eth_getBlockByNumber': apply_formatter_at_index(block_number_formatter, 0),
'eth_getBlockTransactionCountByNumber': apply_formatter_at_index(
block_number_formatter,
0,
),
'eth_getCode': apply_formatter_at_index(block_number_formatter, 1),
'eth_getStorageAt': apply_formatter_at_index(block_number_formatter, 2),
'eth_getTransactionByBlockNumberAndIndex': compose(
apply_formatter_at_index(block_number_formatter, 0),
apply_formatter_at_index(integer_to_hex, 1),
),
'eth_getTransactionCount': apply_formatter_at_index(block_number_formatter, 1),
'eth_getUncleCountByBlockNumber': apply_formatter_at_index(block_number_formatter, 0),
'eth_newFilter': apply_formatter_at_index(filter_params_formatter, 0),
'eth_getLogs': apply_formatter_at_index(filter_params_formatter, 0),
from eth_utils import (
is_string, )
from web3.utils.formatters import (
apply_formatter_at_index,
apply_formatter_if,
apply_formatters_to_dict,
)
from .formatting import (
construct_formatting_middleware, )
FILTER_PARAM_NORMALIZERS = apply_formatters_to_dict(
{'address': apply_formatter_if(is_string, lambda x: [x])})
METHOD_NORMALIZERS = {
'eth_getLogs': apply_formatter_at_index(FILTER_PARAM_NORMALIZERS, 0),
'eth_newFilter': apply_formatter_at_index(FILTER_PARAM_NORMALIZERS, 0)
}
request_parameter_normalizer = construct_formatting_middleware(
request_formatters=METHOD_NORMALIZERS, )
transaction_pool_inspect_formatter = apply_formatters_to_dict(
TRANSACTION_POOL_INSPECT_FORMATTERS)
FILTER_PARAMS_FORMATTERS = {
'fromBlock': apply_formatter_if(hex, is_integer),
'toBlock': apply_formatter_if(hex, is_integer),
}
filter_params_formatter = apply_formatters_to_dict(FILTER_PARAMS_FORMATTERS)
pythonic_middleware = construct_formatting_middleware(
request_formatters={
# Eth
'eth_call':
apply_formatter_at_index(transaction_params_formatter, 0),
'eth_getBalance':
apply_formatter_at_index(block_number_formatter, 1),
'eth_getBlockByNumber':
apply_formatter_at_index(block_number_formatter, 0),
'eth_getBlockTransactionCountByNumber':
apply_formatter_at_index(
block_number_formatter,
1,
),
'eth_getBlockTransactionCountByHash':
apply_formatter_at_index(
block_number_formatter,
1,
),
'eth_getCode':
(apply_formatter_to_array(log_entry_formatter), is_array_of_dicts),
(apply_formatter_to_array(to_ascii_if_bytes), is_array_of_strings),
))
format_abi_parameters = map_abi_data([
abi_bytes_to_hex,
abi_int_to_hex,
abi_string_to_hex,
])
pythonic_middleware = construct_formatting_middleware(
request_formatters={
# Eth
'eth_call': apply_formatter_at_index(transaction_params_formatter, 0),
'eth_getBalance': apply_formatter_at_index(block_number_formatter, 1),
'eth_getBlockByHash': format_abi_parameters(['bytes32', 'bool']),
'eth_getBlockByNumber': apply_formatter_at_index(block_number_formatter, 0),
'eth_getBlockTransactionCountByNumber': apply_formatter_at_index(
block_number_formatter,
0,
),
'eth_getBlockTransactionCountByHash': format_abi_parameters(['bytes32']),
'eth_getCode': apply_formatter_at_index(block_number_formatter, 1),
'eth_getStorageAt': compose(
apply_formatter_at_index(integer_to_hex, 1),
apply_formatter_at_index(block_number_formatter, 2),
),
'eth_getTransactionByBlockNumberAndIndex': compose(
apply_formatter_at_index(block_number_formatter, 0),
))
TRANSACTION_PARAM_FORMATTERS = {
'chainId': apply_formatter_if(is_integer, str),
}
transaction_param_formatter = compose(
remove_key_if('to', lambda txn: txn['to'] in {'', b'', None}),
apply_formatters_to_dict(TRANSACTION_PARAM_FORMATTERS),
)
pythonic_middleware = construct_formatting_middleware(
request_formatters={
# Eth
'eth_getBalance':
apply_formatter_at_index(block_number_formatter, 1),
'eth_getBlockByNumber':
apply_formatter_at_index(block_number_formatter, 0),
'eth_getBlockTransactionCountByNumber':
apply_formatter_at_index(
block_number_formatter,
0,
),
'eth_getCode':
apply_formatter_at_index(block_number_formatter, 1),
'eth_getStorageAt':
apply_formatter_at_index(block_number_formatter, 2),
'eth_getTransactionByBlockNumberAndIndex':
compose(
apply_formatter_at_index(block_number_formatter, 0),
apply_formatter_at_index(integer_to_hex, 1),
