/usr/lib/python2.7/dist-packages/braintree/resource.py is in python-braintree 3.4.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 | import re
import string
from braintree.attribute_getter import AttributeGetter
class Resource(AttributeGetter):
@staticmethod
def verify_keys(params, signature):
allowed_keys = Resource.__flattened_signature(signature)
params_keys = Resource.__flattened_params_keys(params)
invalid_keys = [key for key in params_keys if key not in allowed_keys]
invalid_keys = Resource.__remove_wildcard_keys(allowed_keys, invalid_keys)
if len(invalid_keys) > 0:
keys_string = ", ".join(invalid_keys)
raise KeyError("Invalid keys: " + keys_string)
@staticmethod
def __flattened_params_keys(params, parent=None):
if isinstance(params, str):
return [ "%s[%s]" % (parent, params) ]
else:
keys = []
for key, val in params.items():
full_key = "%s[%s]" % (parent, key) if parent else key
if isinstance(val, dict):
keys += Resource.__flattened_params_keys(val, full_key)
elif isinstance(val, list):
for item in val:
keys += Resource.__flattened_params_keys(item, full_key)
else:
keys.append(full_key)
return keys
@staticmethod
def __flattened_signature(signature, parent=None):
flat_sig = []
for item in signature:
if isinstance(item, dict):
for key, val in item.items():
full_key = parent + "[" + key + "]" if parent else key
flat_sig += Resource.__flattened_signature(val, full_key)
else:
full_key = parent + "[" + item + "]" if parent else item
flat_sig.append(full_key)
return flat_sig
@staticmethod
def __remove_wildcard_keys(allowed_keys, invalid_keys):
wildcard_keys = [re.sub("(?<=[^\\\\])_", "\\_", re.escape(key)).replace("\\[\\_\\_any\\_key\\_\\_\\]", "\\[[\w-]+\\]") for key in allowed_keys if re.search("\\[__any_key__\\]", key)]
new_keys = []
for key in invalid_keys:
if len([match for match in wildcard_keys if re.match("\A" + match + "\Z", key)]) == 0:
new_keys.append(key)
return new_keys
def __init__(self, gateway, attributes):
AttributeGetter.__init__(self, attributes)
self.gateway = gateway
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