Python forms.ModelForm类代码示例

 def full_clean(self):
     ModelForm.full_clean(self)
     max_cost_errors = self._errors.get('max_cost')
     if not max_cost_errors:
         if 'warranty' in self.data and self.data['warranty'] == Product.N and float(self.data['max_cost']) <= 0.00:
             max_cost_errors = self._errors.setdefault("max_cost", ErrorList())
             max_cost_errors.append("Podaj maksymalny koszt naprawy")

 def __init__ (self, *args, **kw):
     ModelForm.__init__ (self, *args, **kw)
     if self.instance and isinstance (self.instance, Prodopt):
       inst=self.instance
       dc=self.fields.get('defaultchoice')
       if trace: print inst.all_choices # option_id # dir (inst)
       if inst.pk and inst.all_choices().count():
         dc.queryset = inst.all_choices()  #Choice.objects.filter (id__in = inst.choices.values_list('id', flat=True))

    def __init__(self,*args,**kwargs):
        ModelForm.__init__(self,*args,**kwargs)
        #first argument, index is the position of the field you want it to come before
        self.fields.insert(6,'time_added',forms.TimeField(widget=JSDateTimePickerWidget(), input_formats=('%H:%M',), required=True))
        if not self.instance.id:
            self.instance.date_added = utc.localize(datetime.datetime.today())

        self.fields['time_added'].initial = self.instance.date_added.time()

    def __init__(self, division=None, *args, **kwargs):
        ModelForm.__init__(self, *args, **kwargs)

        self.fields['municipio'].choices = cargar_municipio()

        if division:
            # Evalúa si se estableció el tipo de novedad a registrar de acuerdo a la división indicada, en caso
            # contrario muestra un listado con todos los tipos de procedimientos registrados
            self.fields['tipo_procedimiento'].choices = cargar_tipo_procedimiento(division)

    def register_view(self, request, form_url='', extra_context=None):
        request.user = STAFF_REGISTER
        ModelForm = self.get_form(request, None)

        if request.method == 'POST':
            form = ModelForm(request.POST, request.FILES, instance=None)
            if form.is_valid():
                form_validated = True
                new_object = self.save_form(request, form, change=False)
            else:
                form_validated = False
                new_object = form.instance

            formsets, inline_instances = self._create_formsets(request, new_object)
            if all_valid(formsets) and form_validated:
                self.save_model(request, new_object, form, False)

            self.log_addition(request, new_object)
            return self.response_add(request, new_object, post_url_continue='/management/login/')
        else:
            initial = self.get_changeform_initial_data(request)
            form = ModelForm(initial=initial)
            formsets, inline_instances = self._create_formsets(request, self.model())

            adminForm = helpers.AdminForm(form,
                                          list(self.get_fieldsets(request, None)),
                                          self.get_prepopulated_fields(request, None),
                                          self.get_readonly_fields(request, None),
                                          model_admin=self)
            media = self.media + adminForm.media

            inline_formsets = self.get_inline_formsets(request, formsets, inline_instances, None)
            for inline_formset in inline_formsets:
                media = media + inline_formset.media

            context = dict(self.admin_site.each_context(),
                           title=u'注册%s' % force_text(self.model._meta.verbose_name),
                           adminform=adminForm,
                           object_id=None,
                           original=None,
                           is_popup=(IS_POPUP_VAR in request.POST or
                                     IS_POPUP_VAR in request.GET),
                           to_field=None,
                           media=media,
                           # formsets=formsets,
                           inline_admin_formsets=inline_formsets,
                           errors=helpers.AdminErrorList(form, formsets),
                           preserved_filters=self.get_preserved_filters(request))

            context.update(extra_context or {})
            return self.render_change_form(request,
                                           context,
                                           add=True,
                                           change=False,
                                           obj=None,
                                           form_url=form_url)

    def __init__(self, data=None, files=None, auto_id='id_%s', prefix=None,
                 initial=None, error_class=ErrorList, label_suffix=':',
                 empty_permitted=False, instance=None):
        ModelForm.__init__(self, data, files, auto_id, prefix, initial, error_class, label_suffix, empty_permitted, instance)

        # override manually
        role_field = self.fields['role']
        role_field.required = False
        role_field.choices = [(u'', u'---------')] + [(r.id, str(r)) for r in Role.objects.filter(anon=True)] # limit anon choices
        
        self.fields['role'] = role_field

    def __init__(self, data=None, files=None, auto_id='id_%s', prefix=None,
                 initial=None, error_class=ErrorList, label_suffix=':',
                 empty_permitted=False, instance=None):
        ModelForm.__init__(self, data, files, auto_id, prefix, initial, error_class, label_suffix, empty_permitted, instance)

        # override manually to disabled
        format_field = self.fields['format']
        format_field.widget.attrs = {'disabled':'disabled'}
        format_field.required = False

        self.fields['format'] = format_field

 def save(self):
     if self.is_valid():
         au = auth.models.User.objects.create_user(
             username=self.cleaned_data["email"],
             email=self.cleaned_data["email"],
             password=self.cleaned_data["password"],
         )
         self.instance.user = au
         self.instance.user.first_name = self.cleaned_data["first_name"]
         self.instance.user.last_name = self.cleaned_data["last_name"]
         self.instance.user.save()
         ModelForm.save(self)

    def __init__(self, *args, **kwargs):

        if "instance" in kwargs:
            initial = kwargs.setdefault("initial", {})
            initial["teams"] = [team.pk for team in kwargs["instance"].team_set.all()]

        ModelForm.__init__(self, *args, **kwargs)

        super(PersonForm, self).__init__(*args, **kwargs)

        for field in iter(self.fields):
            if field != "person_pic":
                self.fields[field].widget.attrs.update({"class": "form-control"})

    def __init__ (self, *args, **kw):
        ModelForm.__init__ (self, *args, **kw)

        #self.fields ['choices'].queryset = Choice.objects.published()  # so only published appear in slider
        cf = self.fields.get ('choices', '')
        if cf:
          cf.queryset = Choice.objects.published()  # so only published appear in slider

        if self.instance and isinstance (self.instance, Prodopt):
          inst=self.instance
          dc=self.fields.get('defaultchoice')
          if trace: print inst.all_choices # option_id # dir (inst)
          if inst.pk and inst.all_choices().count():
            dc.queryset = inst.all_choices()  #Choice.objects.filter (id__in = inst.choices.values_list('id', flat=True))

    def _save_related(self, template):
        """
        Call SnippetTemplateAdmin.save_related for the given template instance.

        :returns:
            A list of the new template variables after save_related was called.
        """
        request = self.factory.post('/url', {})
        ModelForm = self.model_admin.get_form(request)

        form = ModelForm(instance=template)
        form.save_m2m = Mock()  # Called by save_related but unnecessary here.
        self.model_admin.save_related(request, form, [], True)

        return [variable.name for variable in
                SnippetTemplateVariable.objects.filter(template=template)]

	def is_valid(self):
		if ModelForm.is_valid(self):	
			programm = L_get_left_programm(self.instance.year, self.instance.semester, self.instance.id)
			if programm[self.instance.course][self.instance.course_number][self.instance.course_type] < self.instance.num_of_groups:
				return False
		else:
			return False
		return True

 def __new__(cls, *args, **kwargs):
     for field_name in cls.base_fields:
         print(field_name)
         field = cls.base_fields[field_name]
         attr_dic = {'class':'form-control',
                     'placeholder':field.help_text,
                     }
         field.widget.attrs.update(attr_dic)
     return ModelForm.__new__(cls)

    def __init__(self, *args, **kwargs):
        instance = kwargs.get('instance', None)

        if instance:
            book = instance.book
        else:
            book = Word.objects.order_by('-create_dt')[0].book
            kwargs['initial'] = {'book': book}

        ModelForm.__init__(self, *args, **kwargs)

        queryset = Word.objects.filter(book=book)
        if instance:
            queryset = queryset.exclude(pk=instance.pk)

        self.fields['related'].queryset = queryset
        self.fields['synonym'].queryset = queryset
        self.fields['antonym'].queryset = queryset

    def __init__(self, *args, **kwargs):
        # Only in case we build the form from an instance
        # (otherwise, 'groups' list should be empty)
        if 'instance' in kwargs:
            # We get the 'initial' keyword argument or initialize it
            # as a dict if it didn't exist.
            initial = kwargs.setdefault('initial', {})
            # The widget for a ModelMultipleChoiceField expects
            # a list of primary key for the selected data.
            initial['groups'] = [grp.pk for grp in kwargs['instance'].wishlistgroup_set.all()]
        if 'group' in kwargs:
            initial = kwargs.setdefault('initial', {})
            groups = initial.setdefault('groups', [])
            groups.append(kwargs['group'].pk)
            del kwargs['group']

        user = kwargs.pop('user')
        ModelForm.__init__(self, *args, **kwargs)
        self.fields['groups'].queryset = WishlistGroup.get_groups_by_user(user=user)