def create(self, request, *args, **kwargs): # emit signal trigger(self.context+'.create:request',request,*args,**kwargs) # get a copy of the request data data = request.data.copy() trigger(self.context+'.create:before',data) # create new instance serializer = self.get_serializer(data=data) serializer.is_valid(raise_exception=True) instance = self.perform_create(serializer) trigger(self.context+'.create:success',instance) # serialize instance data serializer = self.get_serializer(instance) serialized_data = serializer.data trigger(self.context+'.retrieve:serialize',serialized_data) # return a response headers = self.get_success_headers(serialized_data) response = Response(serializer.data, status=status.HTTP_201_CREATED, headers=headers) trigger(self.context+'.create:response',response) return response
def create(self, request, *args, **kwargs):
""" Perform file upload.
Accepts multi-part form data to handle file uploads.
"""
# trigger(self.context+'.create:request',request,*args,**kwargs)
# data = request.data.copy()
# trigger(self.context+'.create:before',data)
# check for the existence of the file key in the request
if not 'file' in request.FILES:
# throw error if no file field supplied
message = {
'status': 'fail',
'message': 'No field matching name "file" is present.'
}
response = Response({'status': 'fail'},
status=status.HTTP_400_BAD_REQUEST)
trigger(self.context + '.create:fail', response)
return response
# store the file to the file system
file = request.FILES['file']
fs = FileSystemStorage()
filename = fs.save(file.name, file)
uploaded_file_url = fs.url(filename)
# store the relative path to the file on disk
request.data['path'] = filename
# call the parent create method
return super().create(request, *args, **kwargs)
def retrieve(self, request, *args, **kwargs):
trigger(self.context + '.retrieve:request', request, *args, **kwargs)
trigger(self.context + '.retrieve:before', kwargs['pk'])
instance = self.get_object()
trigger(self.context + '.retrieve:success', instance)
serializer = self.get_serializer(instance)
data = serializer.data
trigger(self.context + '.retrieve:serialize', data)
response = Response(data)
trigger(self.context + '.retrieve:response', response)
return response
def test_destroy_callback(self):
scope = {'counter': 0}
def callback(context, modifier):
self.assertEqual(o.context, 'event.context:after')
scope['counter'] = scope['counter'] + modifier
o = on('event.context:after', callback)
trigger('event.context:after', 1)
self.assertEqual(scope['counter'], 1)
o.destroy()
trigger('event.context:after', 1)
self.assertEqual(scope['counter'], 1)
def destroy(self, request, *args, **kwargs):
trigger(self.context + '.destroy:request', request, *args, **kwargs)
instance = self.get_object()
trigger(self.context + '.destroy:before', instance)
self.perform_destroy(instance)
trigger(self.context + '.destroy:success', instance)
response = Response(status=status.HTTP_204_NO_CONTENT)
trigger(self.context + '.destroy:response', response)
return response
def retrieve(self, request, *args, **kwargs):
print('GET FILE')
kwargs['pk'] = 1
trigger(self.context + '.download:request', request, *args, **kwargs)
trigger(self.context + '.download:before', kwargs['pk'])
instance = File.objects.get(pk=kwargs['pk'])
mimetype = mimetypes.guess_type(instance.full_path())
# open the file
filepointer = open(instance.full_path(), "r")
# stream file to http response
response = HttpResponse(filepointer, content_type=mimetype)
response['Content-Disposition'] = 'attachment; filename={}'.format(
instance.name)
return response
def create(self, request, *args, **kwargs):
trigger(self.context + '.create:request', request, *args, **kwargs)
data = request.data
trigger(self.context + '.create:before', data)
serializer = self.get_serializer(data=request.data)
serializer.is_valid(raise_exception=True)
instance = self.perform_create(serializer)
trigger(self.context + '.create:success', instance)
headers = self.get_success_headers(serializer.data)
return Response(serializer.data,
status=status.HTTP_201_CREATED,
headers=headers)
def update(self, request, *args, **kwargs):
trigger(self.context + '.update:request', request, *args, **kwargs)
partial = kwargs.pop('partial', False)
instance = self.get_object()
trigger(self.context + '.update:retrieve', instance)
data = request.data
trigger(self.context + '.update:before', data)
serializer = self.get_serializer(instance,
data=request.data,
partial=partial)
serializer.is_valid(raise_exception=True)
instance = self.perform_update(serializer)
trigger(self.context + '.update:success', instance)
data = serializer.data
trigger(self.context + '.update:serialize', data)
response = Response(data)
trigger(self.context + '.update:response', response)
return response
def create(self, request, *args, **kwargs):
""" Perform account registration
Accepts an email address and password as post data and creates a new user account.
Sends an email to the user to activate the account before permitting login.
"""
# create the user
trigger(self.context + '.create:request', request, *args, **kwargs)
data = request.data.copy()
trigger(self.context + '.create:before', data)
# check for existing account with given email
try:
duplicate = User.objects.get(email=request.data.get('email'))
if duplicate:
response = Response(
{
'status': 'Fail',
'message': 'This email is already in use.'
},
status=status.HTTP_409_CONFLICT)
trigger(self.context + '.create:fail', response)
return response
return
except:
pass
# set default user status
data['status'] = 0 if AUTHENTICATION['REQUIRE_ACTIVATION'] else 1
serializer = self.serializer_class(data=data)
# validate supplied data
if serializer.is_valid():
# create the user account
instance = serializer.save()
trigger(self.context + '.create:success', instance)
# if account requires activation
if AUTHENTICATION['REQUIRE_ACTIVATION']:
# create and send the activation link
self.dispatch_activation_email(instance, request)
# remove password data from response
serializer = self.serializer_class(instance)
serialized_data = serializer.data
trigger(self.context + '.create:serialize', serialized_data,
instance)
response = Response(serialized_data,
status=status.HTTP_201_CREATED)
trigger(self.context + '.create:response', response)
return response
else:
# data not valid, return bad request response
response = Response(
{
'status': 'Fail',
'message':
'Account could not be created with received data.'
},
status=status.HTTP_400_BAD_REQUEST)
trigger(self.context + '.create:fail', response)
return response
