I have tried it but post method is called only if form is valid and not if 
there are mandatory field not filled. 


Il giorno domenica 29 gennaio 2017 18:30:50 UTC+1, Norberto Bensa ha 
scritto:
>
> https://ccbv.co.uk is your friend with class based views.
>
> I'd override post(self, request, *args, **kwargs), in request.POST, you'll 
> have your form's data (before it's validated). 
>
> HTH,
> Norberto
>
> 2017-01-29 9:10 GMT-03:00 Roberto Russi <robrus...@gmail.com <javascript:>
> >:
>
>> I need get data from a form when submit is clicked even if data are 
>> invalid, inconplete or empty.
>> I try to override form_invalid in CreateView but it is never called and 
>> form_valid, obviously, only if data are valid.
>> Why form_invalid is never called? 
>>
>> I have this test project with django 1.10.5 and python 3.5
>>
>> models.py
>>
>> class Demo(models.Model):
>>         demo_descr = models.CharField("Description",
>>             max_length=50, 
>>         )
>>         demo_code = models.CharField("Code",
>>             max_length=5,
>>         )
>>
>>         def __str__(self):
>>                 return self.demo_descr
>>     
>>         class Meta:
>>             verbose_name = "Test"
>>             verbose_name_plural = "Tests"
>>             ordering = ["demo_descr"]
>>
>> views.py
>>
>> class DemoForm(forms.ModelForm):
>>     class Meta:
>>         model = models.Demo
>>         fields = ('demo_descr','demo_code')
>>    
>>
>> class DemoCreateView(CreateView):
>>     form_class = DemoForm
>>     success_url = 'demo'
>>     template_name = 'test_form.html'
>>     model = models.Demo
>>
>>     def form_valid(self, form):
>>         print('valid')
>>         return CreateView.form_valid(self, form)
>>
>>     def form_invalid(self, form):
>>         print('invalid')
>>         return CreateView.form_invalid(self, form)
>>
>> urls.py
>>
>> url(r'^demo$', views.DemoCreateView.as_view(),  name='demo'),
>>
>>
>> test_form.html
>>
>> <form method="post" action="">
>>     {% csrf_token %}
>>     {{ form.as_p }}
>>     <input type="submit" value="Save" />
>> </form>
>>
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