Getting user from admin validation class
I'm trying to control a control entry where superuser accounts cannot save a ChannelStatus input file with a date attribute that is older than 2 days. I need to get the user so that I can check if the request is recursive or superuser, but was unable to achieve that.
I have already tried "request.user.is_superuser", "user.is_superuser", "self.user.is_superuser" and "self.request.user.is_superuser" but none works.
class ChannelStatusValidForm(forms.ModelForm):
class Meta:
model = ChannelStatus
def clean(self):
cleaned_data = self.cleaned_data
mydate = cleaned_data.get("date")
today = date.today()
if request.user.is_superuser:## here is the problem
return cleaned_data
elif (today - timedelta(days=2)) > mydate:
raise forms.ValidationError("Invalid date, maximum 2 days allowed.")
else:
return cleaned_data
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2 answers
Adding (and adjusting) Daniel Roseman's answer from another question :
class ChannelStatusValidForm(forms.ModelForm):
def __init__(self, *args, **kwargs):
self.request = kwargs.pop('request', None)
super(MyForm, self).__init__(*args, **kwargs)
def clean(self):
cleaned_data = self.cleaned_data
mydate = cleaned_data.get("date")
today = date.today()
if self.request.user.is_superuser:
return cleaned_data
elif (today - timedelta(days=2)) > mydate:
raise forms.ValidationError("Invalid date, maximum 2 days allowed.")
else:
return cleaned_data
and in your opinion:
myform = ChannelStatusValidForm(request.POST, request=request)
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There is a way to achieve this without creating additional admin views: use the format metaclass in get_form()
:
class ChannelStatusValidForm(forms.ModelForm):
def __init__(self, *args, **kwargs):
self.request = kwargs.pop('request', None) # Now you can access request anywhere in your form methods by using self.request.
super(ChannelStatusValidForm, self).__init__(*args, **kwargs)
def clean(self):
cleaned_data = self.cleaned_data
mydate = cleaned_data.get("date")
today = date.today()
request = self.request
if request.user.is_superuser:
return cleaned_data
elif (today - timedelta(days=2)) > mydate:
raise forms.ValidationError("Invalid date, maximum 2 days allowed.")
else:
return cleaned_data
class Meta:
model = ChannelStatus
class ChannelStatusAdmin(admin.ModelAdmin):
form = ChannelStatusValidForm
def get_form(self, request, obj=None, **kwargs):
AdminForm = super(ChannelStatusAdmin, self).get_form(request, obj, **kwargs)
class ModelFormMetaClass(AdminForm):
def __new__(cls, *args, **kwargs):
kwargs['request'] = request
return AdminForm(*args, **kwargs)
return ModelFormMetaClass
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