Changeset View

Standalone View

				"""Commonly used template tags for forms."""
				from django import template

				register = template.Library()


				@register.filter(name='add_form_classes')
				def add_form_classes(form, size_class=""):
				"""Add Bootstrap classes and our custom classes to the form fields."""
				raillaAuthorUnsubmitted Not Done Inline Actions `RegistrationForm` cannot use `BootstrapModelFormMixin` because it has to override `__init___` in its own way, so this filter is used to do the same thing `BootstrapModelFormMixin` does, but directly in the template. (It's worth completely replacing `BootstrapModelFormMixin` with this filter, for the sake of separating "business logic" from representation, however this is out of scope of this patch.) railla: `RegistrationForm` cannot use `BootstrapModelFormMixin` because it has to override `__init___`…
				for field_name, field in form.fields.items():
				input_type = getattr(field.widget, 'input_type', None)
				if input_type in ('radio',):
				continue
				classes = {'form-control'}
				if input_type == 'checkbox':
				classes = {'form-check-input'}
				field.widget.attrs.update({'class': ' '.join(classes)})

				# Add error class to all the fields with errors
				invalid_fields = form.fields if '__all__' in form.errors else form.errors
				for field_name in invalid_fields:
				attrs = form.fields[field_name].widget.attrs
				attrs.update({'class': attrs.get('class', '') + ' is-invalid'})
				return form