On Tue, Mar 3, 2009 at 3:31 PM, nivhab <[email protected]> wrote:
>
> Here's the form class.
> Thanks, Yaniv
>
>
> -------------------------------------------------------------------------------------------
> from busa.models import User
> from django.utils.translation import ugettext_lazy as _
> from django import forms
>
> class UserForm(forms.ModelForm):
> """
> A form that creates a user, with no privileges, from the given
> username and password.
> """
>
> class Meta:
> model = User
>
> def clean_username(self):
> username = self.cleaned_data["username"]
> try:
> u = User.all().filter('username=', username).fetch(1)
> if (len(u) == 0):
> return username
> else:
> raise forms.ValidationError(_("A user with that
> username already exists."))
> except Exception:
> return username
>
> def clean_password2(self):
> password1 = self.cleaned_data.get("password1", "")
> password2 = self.cleaned_data["password2"]
> if password1 != password2:
> raise forms.ValidationError(_("The two password fields
> didn't match."))
> return password2
>
> def save(self, commit=True):
> user = super(UserForm, self).save(commit=False)
> user.set_password(self.cleaned_data["password1"])
> if commit:
> user.save()
> return user
>
> class UserCreationForm(UserForm):
> email = forms.EmailField(label=_("E-mail"), max_length=75)
> password1 = forms.CharField(label=_("Password"),
> widget=forms.PasswordInput)
> password2 = forms.CharField(label=_("Confirm Password"),
> widget=forms.PasswordInput)
> tos = forms.BooleanField(widget=forms.CheckboxInput(),
> label=_(u'I have read and agree to the
> Terms of Service'),
> error_messages={ 'required': u"You must
> agree to the terms to register" })
>
>
> -------------------------------------------------------------------------------------------
>
>
>
> On Mar 3, 10:20 pm, Alex Gaynor <[email protected]> wrote:
> > On Tue, Mar 3, 2009 at 3:18 PM, nivhab <[email protected]> wrote:
> >
> > > Hi,
> >
> > > I am using django on google app engine, and also using the app-engine-
> > > patch package.
> > > I am getting this error when trying to save a form:
> >
> > > Exception Value: 'NoneType' object has no attribute 'properties'
> > > Exception Location:
> \Development\google_appengine\google\appengine\ext
> > > \db\djangoforms.py in save, line 795
> >
> > > The problem is in the creation of an iterator for model properties:
> >
> > > self._meta.model.properties().iteritems()
> >
> > > That's because self._meta.model is 'None'. On the other hand
> > > self.Meta.model seems to be created properly (and the Meta class is
> > > contained in the form and does specify the model class).
> >
> > > Any idea what happened that makes the _meta.model not to exist?
> >
> > > Thanks!
> > > Yaniv
> >
> > You haven't pasted your form class itself, so we can't well say what's
> not
> > correct. Please give us your form class so we have something to work
> with.
> >
> > Alex
> >
> > --
> > "I disapprove of what you say, but I will defend to the death your right
> to
> > say it." --Voltaire
> > "The people's good is the highest law."--Cicero
> >
> As far as I know you can't use django ModelForms with google app engine.
Alex
--
"I disapprove of what you say, but I will defend to the death your right to
say it." --Voltaire
"The people's good is the highest law."--Cicero
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