def test_support_wildcards(self):
mime_types_supported = ['image/*', 'application/xml']
# match using a type wildcard
self.assertEqual(
best_match(mime_types_supported, 'image/png'), 'image/*')
# match using a wildcard for both requested and supported
self.assertEqual(best_match(mime_types_supported, 'image/*'),
'image/*')
def _GET_HEAD_common(self, request, verb):
"""
The following code is reproduced almost verbatim in
deferred_render_DELETE in about.py. So if you change this code,
you'll likely need to change that, and vice versa.
"""
usage = registry.findUsage(httpObjectCategoryName, verb,
TagInstanceResource)
registry.checkRequest(usage, request)
# This will raise TNoInstanceOnObject if there's no instance,
# and that will return a 404 (see util.py).
tvalue, tagValue = yield self.facadeClient.getTagInstance(
self.session, self.path, self.objectId)
value = guessValue(tvalue)
accept = request.getHeader('accept') or '*/*'
if tvalue.valueType == ThriftValueType.BINARY_TYPE:
contentType = tvalue.binaryKeyMimeType
if mimeparse.best_match([contentType], accept) == '':
raise error.NotAcceptable()
body = value
# Mark this value as unwrappable for JSON
request._fluiddb_jsonp_unwrappable = None
else:
contentType = mimeparse.best_match(
contentTypesForPrimitiveValue, accept)
if contentType == '':
raise error.NotAcceptable()
try:
serializer = util.primitiveTypeSerializer[contentType]
except KeyError:
raise TInternalError('No serializer for %r.' % contentType)
else:
body = serializer(value)
typeValue = self._getTypeHeader(tvalue.valueType)
request.setHeader(util.buildHeader('Type'), typeValue)
request.setHeader('Content-length', str(len(body)))
request.setHeader('Content-type', contentType)
# setting the Last-Modified header for fluiddb/id makes no sense
if tagValue and tagValue.creationTime:
request.setHeader(
'Last-modified',
tagValue.creationTime.strftime('%a, %d %b %Y %H:%M:%S'))
request.setResponseCode(usage.successCode)
defer.returnValue(body)
def _GET_HEAD_common(self, request, verb):
"""
The following code is reproduced almost verbatim in
deferred_render_DELETE in about.py. So if you change this code,
you'll likely need to change that, and vice versa.
"""
usage = registry.findUsage(httpObjectCategoryName, verb,
TagInstanceResource)
registry.checkRequest(usage, request)
# This will raise TNoInstanceOnObject if there's no instance,
# and that will return a 404 (see util.py).
tvalue, tagValue = yield self.facadeClient.getTagInstance(
self.session, self.path, self.objectId)
value = guessValue(tvalue)
accept = request.getHeader('accept') or '*/*'
if tvalue.valueType == ThriftValueType.BINARY_TYPE:
contentType = tvalue.binaryKeyMimeType
if mimeparse.best_match([contentType], accept) == '':
raise error.NotAcceptable()
body = value
# Mark this value as unwrappable for JSON
request._fluiddb_jsonp_unwrappable = None
else:
contentType = mimeparse.best_match(contentTypesForPrimitiveValue,
accept)
if contentType == '':
raise error.NotAcceptable()
try:
serializer = util.primitiveTypeSerializer[contentType]
except KeyError:
raise TInternalError('No serializer for %r.' % contentType)
else:
body = serializer(value)
typeValue = self._getTypeHeader(tvalue.valueType)
request.setHeader(util.buildHeader('Type'), typeValue)
request.setHeader('Content-length', str(len(body)))
request.setHeader('Content-type', contentType)
# setting the Last-Modified header for fluiddb/id makes no sense
if tagValue and tagValue.creationTime:
request.setHeader(
'Last-modified',
tagValue.creationTime.strftime('%a, %d %b %Y %H:%M:%S'))
request.setResponseCode(usage.successCode)
defer.returnValue(body)
def test_best_match_many_slashes(self):
"""
L{best_match} returns an emtpy string if the mime type contains
multiple slashes.
"""
self.assertEqual('', best_match(['application/json'],
'application/json/parse'))
def test_best_match_with_misplaced_semicolon(self):
"""
L{best_match} returns an empty string if the MIME type contains a
semicolon in an inappropriate spot.
"""
# The semicolon after 'application/xml' doesn't conform to the MIME
# type format. It should be a comma.
accept = 'text/html,application/xml;image/png,image/*;q=0.9,*/*;q=0.8'
self.assertEqual('', best_match(['text/html'], accept))
def getResponsePayloadTypeFromAcceptHeader(self, request):
if not self.responsePayloads:
raise error.InternalError('Usage with no response payloads.')
accept = request.getHeader('accept') or '*/*'
responseType = mimeparse.best_match(
self.responsePayloads.keys(), accept)
try:
payload = self.responsePayloads[responseType]
except KeyError:
raise error.NotAcceptable()
else:
return payload.format
def test_best_match(self):
mime_types_supported = ['application/xbel+xml', 'application/xml']
# direct match
self.assertEqual(
best_match(mime_types_supported, 'application/xbel+xml'),
'application/xbel+xml')
# direct match with a q parameter
self.assertEqual(
best_match(mime_types_supported, 'application/xbel+xml; q=1'),
'application/xbel+xml')
# direct match of our second choice with a q parameter
self.assertEqual(
best_match(mime_types_supported, 'application/xml; q=1'),
'application/xml')
# match using a subtype wildcard
self.assertEqual(
best_match(mime_types_supported, 'application/*; q=1'),
'application/xml')
# match using a type wildcard
self.assertEqual(
best_match(mime_types_supported, '*/*'), 'application/xml')
mime_types_supported = ['application/xbel+xml', 'text/xml']
# match using a type versus a lower weighted subtype
self.assertEqual(
best_match(mime_types_supported, 'text/*;q=0.5,*/*; q=0.1'),
'text/xml')
# fail to match anything
self.assertEqual(
best_match(mime_types_supported,
'text/html,application/atom+xml; q=0.9'), '')
# common AJAX scenario
mime_types_supported = ['application/json', 'text/html']
self.assertEqual(
best_match(mime_types_supported,
'application/json, text/javascript, */*'),
'application/json')
# verify fitness ordering
self.assertEqual(
best_match(mime_types_supported,
'application/json, text/html;q=0.9'),
'application/json')
def _GET_HEAD_common(self, request, verb):
"""
I handle the common actions taken by GET and HEAD requests, which
are virtually identical, except HEAD drops the body.
This code, apart from the yield self._setObjectId(), is taken
verbatim from _GET_HEAD_common in objects.py. So if you change this
code, you'll likely need to change that, and vice versa.
@param request: The HTTP request.
@param verb: A C{str}, either 'GET' or 'HEAD'.
@return: A C{Deferred} which fires with the body of a GET request,
having set all the response headers that are common to GET
and HEAD. (The body will be dropped (below) for HEAD
requests.)
"""
usage = registry.findUsage(httpAboutCategoryName, verb,
AboutTagInstanceResource)
registry.checkRequest(usage, request)
yield self._setObjectId()
# This will raise TNoInstanceOnObject if there's no instance,
# and that will return a 404 (see util.py).
tvalue, tagValue = yield self.facadeClient.getTagInstance(
self.session, self.path, self.objectId)
value = guessValue(tvalue)
accept = request.getHeader('accept') or '*/*'
if tvalue.valueType == ThriftValueType.BINARY_TYPE:
contentType = tvalue.binaryKeyMimeType
if mimeparse.best_match([contentType], accept) == '':
raise error.NotAcceptable()
body = value
# Mark this value as unwrappable for JSON
request._fluiddb_jsonp_unwrappable = None
else:
contentType = mimeparse.best_match(contentTypesForPrimitiveValue,
accept)
if contentType == '':
raise error.NotAcceptable()
try:
serializer = util.primitiveTypeSerializer[contentType]
except KeyError:
raise TInternalError('No serializer for %r.' % contentType)
else:
body = serializer(value)
typeValue = self._getTypeHeader(tvalue.valueType)
request.setHeader(util.buildHeader('Type'), typeValue)
request.setHeader('Content-length', str(len(body)))
request.setHeader('Content-type', contentType)
# setting the Last-Modified header for fluiddb/id makes no sense
if tagValue and tagValue.creationTime:
request.setHeader(
'Last-modified',
tagValue.creationTime.strftime('%a, %d %b %Y %H:%M:%S'))
request.setResponseCode(usage.successCode)
defer.returnValue(body)
def _GET_HEAD_common(self, request, verb):
"""
I handle the common actions taken by GET and HEAD requests, which
are virtually identical, except HEAD drops the body.
This code, apart from the yield self._setObjectId(), is taken
verbatim from _GET_HEAD_common in objects.py. So if you change this
code, you'll likely need to change that, and vice versa.
@param request: The HTTP request.
@param verb: A C{str}, either 'GET' or 'HEAD'.
@return: A C{Deferred} which fires with the body of a GET request,
having set all the response headers that are common to GET
and HEAD. (The body will be dropped (below) for HEAD
requests.)
"""
usage = registry.findUsage(httpAboutCategoryName, verb,
AboutTagInstanceResource)
registry.checkRequest(usage, request)
yield self._setObjectId()
# This will raise TNoInstanceOnObject if there's no instance,
# and that will return a 404 (see util.py).
tvalue, tagValue = yield self.facadeClient.getTagInstance(
self.session, self.path, self.objectId)
value = guessValue(tvalue)
accept = request.getHeader('accept') or '*/*'
if tvalue.valueType == ThriftValueType.BINARY_TYPE:
contentType = tvalue.binaryKeyMimeType
if mimeparse.best_match([contentType], accept) == '':
raise error.NotAcceptable()
body = value
# Mark this value as unwrappable for JSON
request._fluiddb_jsonp_unwrappable = None
else:
contentType = mimeparse.best_match(
contentTypesForPrimitiveValue, accept)
if contentType == '':
raise error.NotAcceptable()
try:
serializer = util.primitiveTypeSerializer[contentType]
except KeyError:
raise TInternalError('No serializer for %r.' % contentType)
else:
body = serializer(value)
typeValue = self._getTypeHeader(tvalue.valueType)
request.setHeader(util.buildHeader('Type'), typeValue)
request.setHeader('Content-length', str(len(body)))
request.setHeader('Content-type', contentType)
# setting the Last-Modified header for fluiddb/id makes no sense
if tagValue and tagValue.creationTime:
request.setHeader(
'Last-modified',
tagValue.creationTime.strftime('%a, %d %b %Y %H:%M:%S'))
request.setResponseCode(usage.successCode)
defer.returnValue(body)