def validate(request, *args, **kwargs):
form_class = kwargs.pop('form_class')
extra_args_func = kwargs.pop('callback',
lambda request, *args, **kwargs: {})
kwargs = extra_args_func(request, *args, **kwargs)
kwargs['data'] = request.POST
form = form_class(**kwargs)
if form.is_valid():
data = {
'valid': True,
}
else:
if request.POST.getlist('fields'):
fields = request.POST.getlist('fields') + ['__all__']
errors = dict([(key, val) for key, val in form.errors.iteritems()
if key in fields])
else:
errors = form.errors
final_errors = {}
for key, val in errors.iteritems():
if key == '__all__':
final_errors['__all__'] = val
if not isinstance(form.fields[key], forms.FileField):
html_id = form.fields[key].widget.attrs.get(
'id') or form[key].auto_id
html_id = form.fields[key].widget.id_for_label(html_id)
final_errors[html_id] = val
data = {
'valid': False,
'errors': final_errors,
}
json_serializer = LazyEncoder()
return HttpResponse(json_serializer.encode(data),
mimetype='application/json')
def validate(request, *args, **kwargs):
form_class = kwargs.pop('form_class')
defaults = {'data': request.POST}
extra_args_func = kwargs.pop('callback',
lambda request, *args, **kwargs: {})
defaults.update(kwargs)
kwargs = extra_args_func(request, *args, **kwargs)
defaults.update(kwargs)
form = form_class(**defaults)
if form.is_valid():
data = {
'valid': True,
}
else:
# if we're dealing with a FormSet then walk over .forms to populate errors and formfields
if isinstance(form, BaseFormSet):
errors = {}
formfields = {}
for f in form.forms:
for field in f.fields.keys():
formfields[f.add_prefix(field)] = f[field]
for field, error in f.errors.iteritems():
errors[f.add_prefix(field)] = error
if form.non_form_errors():
errors['__all__'] = form.non_form_errors()
else:
errors = form.errors
formfields = dict([(fieldname, form[fieldname])
for fieldname in form.fields.keys()])
# if fields have been specified then restrict the error list
if request.POST.getlist('fields'):
fields = request.POST.getlist('fields') + ['__all__']
errors = dict([(key, val) for key, val in errors.iteritems()
if key in fields])
final_errors = {}
for key, val in errors.iteritems():
if '__all__' in key:
final_errors[key] = val
elif not isinstance(formfields[key].field, forms.FileField):
html_id = formfields[key].field.widget.attrs.get(
'id') or formfields[key].auto_id
html_id = formfields[key].field.widget.id_for_label(html_id)
final_errors[html_id] = val
data = {
'valid': False or not final_errors,
'errors': final_errors,
}
json_serializer = LazyEncoder()
return HttpResponse(json_serializer.encode(data),
mimetype='application/json')
