def get_header_as_datetime(self, header, required=False, obs_date=False):
"""Return an HTTP header with HTTP-Date values as a datetime.
Args:
name (str): Header name, case-insensitive (e.g., 'Date')
Keyword Args:
required (bool): raise HTTPBadRequest (default False)
obs_date (bool): Support obs-date formats according to
RFC 7231 (e.g. Sunday, 06-Nov-94 08:49:37 GMT)
(default False).
Returns:
datetime: The value of the specified header if it exists,
or None if the header is not found and is not required.
Raises:
HTTPBadRequest: The header was not found in the request, but
it was required.
HttpInvalidHeader: The header contained a malformed/invalid value.
"""
try:
http_date = self.get_header(header, required=required)
if http_date is not None:
return to_gmt(http_date, src=TimezoneGMT())
except TypeError:
return None
except ValueError:
msg = "It must be formatted according to RFC 7231, Section 7.1.1.1"
raise HTTPInvalidHeader(header, msg)
def last_modified(self):
last_modified = self.get_header('last-modified')
if last_modified is not None:
return to_gmt(last_modified, src=TimezoneGMT())
def expires(self):
expires = self.get_header('expires')
if expires is not None:
return to_gmt(expires, src=TimezoneGMT())
# THE POSSIBILITY OF SUCH DAMAGE.
from io import BytesIO
from collections import OrderedDict
from http.cookies import SimpleCookie, CookieError
from luxon import __identity__
from luxon import constants as const
from luxon.utils.encoding import is_ascii
from luxon.utils.timezone import TimezoneGMT, to_gmt, format_http_datetime
from luxon.core.handlers.wsgi.redirects import Redirects
from luxon.structs.cidict import CiDict
from luxon.utils.encoding import if_unicode_to_bytes
from luxon.utils.http import (parse_cache_control_header, ETags)
from luxon.utils import js
GMT_TIMEZONE = TimezoneGMT()
class Response(Redirects):
"""Represents an HTTP response to a client request.
Args:
env (dict): A WSGI environment dict passed in from the server.
As per PEP-3333.
start_response (function): callback function supplied by the server
which takes the HTTP status and headers as arguments.
Attributes:
status (int): HTTP status code. (e.g. '200') Default 200.
"""
_DEFAULT_CONTENT_TYPE = const.APPLICATION_JSON