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from django.core.handlers.wsgi import STATUS_CODE_TEXT
from django.template.response import SimpleTemplateResponse
class Response(SimpleTemplateResponse):
"""
An HttpResponse that allows it's data to be rendered into
arbitrary media types.
"""
def __init__(self, data=None, status=None, headers=None,
renderer=None, accepted_media_type=None):
"""
Alters the init arguments slightly.
For example, drop 'template_name', and instead use 'data'.
Setting 'renderer' and 'media_type' will typically be defered,
For example being set automatically by the `APIView`.
"""
super(Response, self).__init__(None, status=status)
self.data = data
self.headers = headers and headers[:] or []
self.renderer = renderer
# Accepted media type is the portion of the request Accept header
# that the renderer satisfied. It could be '*/*', or somthing like
# 'application/json; indent=4'
#
# This is NOT the value that will be returned in the 'Content-Type'
# header, but we do need to know the value in case there are
# any specific parameters which affect the rendering process.
self.accepted_media_type = accepted_media_type
@property
def rendered_content(self):
self['Content-Type'] = self.renderer.media_type
if self.data is None:
return self.renderer.render()
render_media_type = self.accepted_media_type or self.renderer.media_type
return self.renderer.render(self.data, render_media_type)
@property
def status_text(self):
"""
Returns reason text corresponding to our HTTP response status code.
Provided for convenience.
"""
return STATUS_CODE_TEXT.get(self.status_code, '')
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