async def post(self, request):
if "id" in request.json:
raise exceptions.SanicException(
"ID should not be specified with POST", status_code=409)
with db_session:
if Community.exists(slug=request.json['slug']):
raise exceptions.SanicException("Slug already exists",
status_code=409)
c = Community(slug=request.json['slug'],
name=request.json.get('name', ""),
description=request.json.get('description', ""),
icon=request.json.get('icon', ""),
owner=request.json['owner'])
for tag_name in request.json.get('tags', []):
try:
tag = Tag[tag_name]
except ObjectNotFound:
tag = Tag(tag=tag_name)
c.tags.add(tag)
commit()
return response.json(c.to_dict(),
status=201,
headers={
"Location":
request.app.url_for(
"communities_v1.CommunityDetailView",
id=c.id)
})
async def authenticate(request, *args, **kwargs):
username = (request.json and request.json.get(
"username", None)) or (request.args and request.args.get('username'))
password = (request.json and request.json.get(
"password", None)) or (request.args and request.args.get('password'))
if not (username and password):
raise exceptions.SanicException("Missing username or password.")
auth = await Users(username, password).authenticate()
if not auth.get('valid'):
raise exceptions.SanicException("Wrong username or password.")
return auth
def make_response(self, request, data, *args, **kwargs):
"""
Looks up the representation transformer for the requested media
type, invoking the transformer to create a response object. This
defaults to default_mediatype if no transformer is found for the
requested mediatype. If default_mediatype is None, a 406 Not
Acceptable response will be sent as per RFC 2616 section 14.1
:param data: Python object containing response data to be transformed
"""
default_mediatype = kwargs.pop('fallback_mediatype',
None) or self.default_mediatype
mediatype = best_match_accept_mimetype(
request,
self.representations,
default=default_mediatype,
)
if mediatype is None:
raise exceptions.SanicException("Not Acceptable", 406)
if mediatype in self.representations:
resp = self.representations[mediatype](request, data, *args,
**kwargs)
resp.headers['Content-Type'] = mediatype
return resp
elif mediatype == 'text/plain':
resp = text(str(data), *args, **kwargs)
resp.headers['Content-Type'] = 'text/plain'
return resp
else:
raise exceptions.ServerError(None)
def parse_args(self, req, strict=False):
'''
Parse all arguments from the provided request and return the results as a ParseResult
:param bool strict: if req includes args not in parser, throw 400 BadRequest exception
:return: the parsed results as :class:`ParseResult` (or any class defined as :attr:`result_class`)
:rtype: ParseResult
'''
result = self.result_class()
# A record of arguments not yet parsed; as each is found
# among self.args, it will be popped out
req.unparsed_arguments = dict(
self.argument_class('').source(req)) if strict else {}
errors = {}
for arg in self.args:
value, found = arg.parse(req, self.bundle_errors)
if isinstance(value, ValueError):
errors.update(found)
found = None
if found or arg.store_missing:
result[arg.dest or arg.name] = value
if errors:
abort(HTTPStatus.BAD_REQUEST,
'Input payload validation failed',
errors=errors)
if strict and req.unparsed_arguments:
arguments = ', '.join(req.unparsed_arguments.keys())
msg = 'Unknown arguments: {0}'.format(arguments)
raise exceptions.SanicException("Bad Request", status_code=405)
return result
def abort(code=HTTPStatus.INTERNAL_SERVER_ERROR, message=None, **kwargs):
'''
Properly abort the current request.
Raise a `HTTPException` for the given status `code`.
Attach any keyword arguments to the exception for later processing.
:param int code: The associated HTTP status code
:param str message: An optional details message
:param kwargs: Any additional data to pass to the error payload
:raise HTTPException:
'''
raise exceptions.SanicException(message=message, status_code=code)
async def retrieve_user(request, *args, **kwargs):
"""
获取用户信息
:param request:
:param args:
:param kwargs:
:return:
"""
payload = await request.app.auth.extract_payload(request)
if not payload:
raise exceptions.SanicException("No user_id extracted from the token.")
user_id = payload.get('user_id')
return payload if user_id else None