def best_match_content_type(self, action, supported_content_types=None,
specific_content_types=None):
"""Determine the requested response content-type.
Based on the query extension then the Accept header.
Raise UnsupportedContentType exception if we don't find a preference
"""
supported_content_types = (supported_content_types or
self.default_accept_types)
parts = self.path.rsplit('.', 1)
if len(parts) > 1:
ctype = 'application/{0}'.format(parts[1])
if ctype in supported_content_types:
return ctype
if specific_content_types and action in specific_content_types:
bm = self.accept.best_match(specific_content_types[action])
else:
bm = self.accept.best_match(supported_content_types)
if not bm:
raise exceptions.UnsupportedContentType(content_type=self.accept)
return bm
def get_content_type(self, allowed_content_types=None):
"""Determine content type of the request body.
Does not do any body introspection, only checks header
"""
if "Content-Type" not in self.headers:
return None
content_type = self.content_type
allowed_content_types = (allowed_content_types
or self.default_request_content_types)
if content_type not in allowed_content_types:
raise exceptions.UnsupportedContentType(content_type=content_type)
return content_type
def get_body_deserializer(self, content_type):
try:
return self.body_deserializers[content_type]
except (KeyError, TypeError):
raise exceptions.UnsupportedContentType(content_type=content_type)
