Re: Error in function to return permissions

Thank you!

Sincerely yours,

Joel G Mathew


On Wed, 31 Oct 2018 at 21:36, Stephen J. Butler
<stephen.butler@gmail.com> wrote:
>
> @login_required needs "request" as the first parameter.
>
> On Wed, Oct 31, 2018 at 11:58 AM Joel Mathew <joel@joel.su> wrote:
>>
>> I have a custom function to check if a user is authorized to do
>> certain functions:
>>
>> @login_required
>> def checkpermission(request, permiss):
>> username = request.user.username
>> print(f"username is {username}")
>> print(f"User.objects.filter() is {User.objects.filter()}")
>> userobj = User.objects.get(username=username)
>> print(dir(userobj))
>> print(userobj.user_permissions.all())
>> print(Permission.objects.filter(group__user=userobj))
>> perms = getpermissions(userobj)
>> for perm in perms:
>> p = perm.name.lower().replace(" ", "_")
>> if permiss == p:
>> print("Has permission: %s" % p)
>> return True
>> print("No")
>> return False
>>
>> def getpermissions(userobj):
>> if userobj.is_superuser:
>> return Permission.objects.all()
>> return userobj.user_permissions.all() |
>> Permission.objects.filter(group__user=userobj)
>>
>> The problem arises if I write the previous function with decorator:
>>
>> @login_required
>> def getpermissions(userobj):
>> if userobj.is_superuser:
>> return Permission.objects.all()
>> return userobj.user_permissions.all() |
>> Permission.objects.filter(group__user=userobj)
>>
>> In this case, I get the error:
>>
>> 2018-10-31 21:26:51,239 django.request ERROR Internal Server Error:
>> /clinic/joelent/doctors
>> Traceback (most recent call last):
>> File "/home/joel/.local/lib/python3.6/site-packages/django/core/handlers/exception.py",
>> line 34, in inner
>> response = get_response(request)
>> File "/home/joel/.local/lib/python3.6/site-packages/django/core/handlers/base.py",
>> line 126, in _get_response
>> response = self.process_exception_by_middleware(e, request)
>> File "/home/joel/.local/lib/python3.6/site-packages/django/core/handlers/base.py",
>> line 124, in _get_response
>> response = wrapped_callback(request, *callback_args, **callback_kwargs)
>> File "/home/joel/.local/lib/python3.6/site-packages/django/contrib/auth/decorators.py",
>> line 21, in _wrapped_view
>> return view_func(request, *args, **kwargs)
>> File "/home/joel/myappointments/clinic/views.py", line 2797, in
>> clinicdoctorlist
>> if checkpermission(request, "can_change_doctor") and
>> HasMembership(request, cliniclabel):
>> File "/home/joel/.local/lib/python3.6/site-packages/django/contrib/auth/decorators.py",
>> line 21, in _wrapped_view
>> return view_func(request, *args, **kwargs)
>> File "/home/joel/myappointments/clinic/views.py", line 2970, in
>> checkpermission
>> perms = getpermissions(userobj)
>> File "/home/joel/.local/lib/python3.6/site-packages/django/contrib/auth/decorators.py",
>> line 20, in _wrapped_view
>> if test_func(request.user):
>> AttributeError: 'User' object has no attribute 'user'
>>
>> Why would this be happening?
>>
>> Sincerely yours,
>>
>> Joel G Mathew
>>
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