def test_14_1_audio(self):
# RFC2616 14.1, audio example
self.assertEqual(http.parse_accept(
'audio/*; q=0.2, audio/basic'
), [
('audio/basic', '1', {}),
('audio/*', '0.2', {}),
])
def test_14_1_text_media_range(self):
# RFC2616 14.1, media range example.
self.assertEqual(http.parse_accept(
'text/*, text/html, text/html;level=1, */*'
), [
('text/html', '1', {'level': '1'}),
('text/html', '1', {}),
('text/*', '1', {}),
('*/*', '1', {}),
])
def test_14_1_text_elaborate(self):
# RFC2616 14.1, elaborate text example
self.assertEqual(http.parse_accept(
'text/plain; q=0.5, text/html, text/x-dvi; q=0.8, text/x-c'
), [
('text/html', '1', {}),
('text/x-c', '1', {}),
('text/x-dvi', '0.8', {}),
('text/plain', '0.5', {}),
])
def test_14_1_mix_final(self):
# RFC2616 14.1, final mixture example
self.assertEqual(http.parse_accept(
'text/*;q=0.3, text/html;q=0.7, text/html;level=1,'
'text/html;level=2;q=0.4, */*;q=0.5'
), [
('text/html', '1', {'level': '1'}),
('text/html', '0.7', {}),
('*/*', '0.5', {}),
('text/html', '0.4', {'level': '2'}),
('text/*', '0.3', {}),
])
def __call__(self, request):
accept = request['HTTP_ACCEPT']
if 'json' not in accept:
# If json wasn't even mention don't waste time.
return
media_types = parse_accept(accept)
results = []
response_mime_types = []
for media_type in media_types:
if not media_type.type in layer_functions:
continue
type_, q, params = media_type
try:
result = layer_functions[type_](params)
if result:
# set content-type header
# XXX I am not sure whether setting that directly
# here will result in other side-effects (such as
# unintentionally overriding other processes/methods
# of doing so in other libraries). So just in case,
# while it is possible we only just simply assign it
# to a "private" attribute which views will have to
# handle the actual setting sepearate.
# XXX this variable should only be used in this
# module.
response_mime_types.append(
response_mime_type(type_, params))
results.append(result)
if result is False:
# We have a guaranteed ignore.
if not results:
# Really ignoring as the request has nothing
# we can handle with a higher precedence.
return
except NotAcceptableError:
if len(media_types) == 1:
# XXX if there are _any_ other media types this
# cannot assert that there are NO other possible
# handlers for content-type. So only send this iff
# there is only one media_type specified.
request.response.setStatus(406, 'Not Acceptable')
continue
if response_mime_types:
setattr(request, REQUEST_MARKER_KEY,
(response_mime_types, len(media_types)))
return results
def test_basic(self):
self.assertEqual(http.parse_accept(
'text/plain'
), [
('text/plain', '1', {}),
])
