ok, just wanted to make sure it wasn't something that User.save() or
whatever would for me. I thought since User defines 'username' and
sets it as unique, then it would validate that and possibly raise an
Error for clients (like Forms) to catch. I'll impl that in my
subclasses form. Thanks.
On Sun, Jun 22, 2008 at 4:24 PM, chefsmart <[EMAIL PROTECTED]> wrote:
>
> Override the default save method of the model. In you custom method,
> do User.objects.get(username=desired_username). If a user does not
> exist, you will get an ObjectDoesNotExist exception. Create the user
> _if_ you get the exception.
>
> On Jun 22, 8:24 am, ristretto.rb <[EMAIL PROTECTED]> wrote:
>> I have a form like this
>>
>> What is the best way to validate for an already existing User when
>> using the django.contrib.auth.models.User and the new forms
>> authentication system?
>>
>> Overiding Form.clean(), and adding some uniqueness validation code
>> works, but binds the form to the DB. There's not much way around
>> that, I'm guessing. But is there a better approach?
>>
>> Details to question below---------------------->
>>
>> class NewAccountForm(forms.Form):
>> username = forms.EmailField()
>> password = forms.CharField(widget=forms.PasswordInput)
>>
>> I have it all working fine from a view like this
>>
>> from django.contrib.auth.models import User
>> import logging as log
>>
>> def create_account(request):
>> if request.method == 'GET':
>> form = NewAccountForm()
>> elif request.method == 'POST':
>> form = NewAccountForm(request.POST)
>> if form.is_valid():
>> data = form.cleaned_data
>> log.debug("\n".join(["%s=%s" % (k,v) for k,v in data.items()]))
>> # Create the account
>> user = User(username=data['username'],
>> email=data['username'], password=data['password'])
>> user.save()
>> return render_to_response('registration/login.html', {},
>> context_instance=RequestContext(request) )
>>
>> # Either initial GET or Validation errors - return to account page
>> return render_to_response('registration/createaccount.html',
>> {'form': form }, context_instance=RequestContext(request) )
>>
>> When I try to create a user that already exists (username exists in
>> the DB), I get this error
>>
>> IntegrityError at /accounts/createaccount/
>> (1062, "Duplicate entry '[EMAIL PROTECTED]' for key 2")
> >
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