httpie-cli/httpie/cli/dicts.py
Batuhan Taskaya c000886546
Preserve individual headers with the same name on responses (#1208)
* Preserve individual headers with the same name on responses

* Rename RequestHeadersDict to HTTPHeadersDict

* Update tests/utils/http_server.py

* Update tests/utils/http_server.py

* Update httpie/adapters.py

Co-authored-by: Jakub Roztocil <jakub@roztocil.co>
2021-11-24 15:41:37 -08:00

85 lines
2.0 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)
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