httpie-cli/httpie/cli/dicts.py
Batuhan Taskaya d03e3f4e14
Implement support for multiple headers with the same name in sessions (#1335)
* Properly remove duplicate Cookie headers

* Implement support for multiple headers with the same name in sessions

* More testing

* Cleanup

* Remove duplicated test, cleanup

* Fix pycodestyle

* CHANGELOG

Co-authored-by: Jakub Roztocil <jakub@roztocil.co>
2022-04-03 06:48:31 -07:00

99 lines
2.3 KiB
Python

from collections import OrderedDict
from multidict import MultiDict, CIMultiDict
class BaseMultiDict(MultiDict):
"""
Base class for all MultiDicts.
"""
class HTTPHeadersDict(CIMultiDict, BaseMultiDict):
"""
Headers are case-insensitive and multiple values are supported
through the `add()` API.
"""
def add(self, key, value):
"""
Add or update a new header.
If the given `value` is `None`, then all the previous
values will be overwritten and the value will be set
to `None`.
"""
if value is None:
self[key] = value
return None
# If the previous value for the given header is `None`
# then discard it since we are explicitly giving a new
# value for it.
if key in self and self.getone(key) is None:
self.popone(key)
super().add(key, value)
def remove_item(self, key, value):
"""
Remove a (key, value) pair from the dict.
"""
existing_values = self.popall(key)
existing_values.remove(value)
for value in existing_values:
self.add(key, value)
class RequestJSONDataDict(OrderedDict):
pass
class MultiValueOrderedDict(OrderedDict):
"""Multi-value dict for URL parameters and form data."""
def __setitem__(self, key, value):
"""
If `key` is assigned more than once, `self[key]` holds a
`list` of all the values.
This allows having multiple fields with the same name in form
data and URL params.
"""
assert not isinstance(value, list)
if key not in self:
super().__setitem__(key, value)
else:
if not isinstance(self[key], list):
super().__setitem__(key, [self[key]])
self[key].append(value)
def items(self):
for key, values in super().items():
if not isinstance(values, list):
values = [values]
for value in values:
yield key, value
class RequestQueryParamsDict(MultiValueOrderedDict):
pass
class RequestDataDict(MultiValueOrderedDict):
pass
class MultipartRequestDataDict(MultiValueOrderedDict):
pass
class RequestFilesDict(RequestDataDict):
pass
class NestedJSONArray(list):
"""Denotes a top-level JSON array."""