Fixed #3247 -- newforms form_for_model() and form_for_instance() no longer create form fields for database fields with editable=False. Thanks for the patch, mssnlayam@yahoo.com and Philipp Keller

git-svn-id: http://code.djangoproject.com/svn/django/trunk@4548 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Adrian Holovaty 2007-02-20 02:59:16 +00:00
parent e56934b9b9
commit bdfbcb2cd5
2 changed files with 13 additions and 2 deletions

View File

@ -34,7 +34,7 @@ def save_instance(form, instance, commit=True):
raise ValueError("The %s could not be changed because the data didn't validate." % opts.object_name)
clean_data = form.clean_data
for f in opts.fields:
if isinstance(f, models.AutoField):
if not f.editable or isinstance(f, models.AutoField):
continue
setattr(instance, f.name, clean_data[f.name])
if commit:
@ -66,6 +66,8 @@ def form_for_model(model, form=BaseForm, formfield_callback=lambda f: f.formfiel
opts = model._meta
field_list = []
for f in opts.fields + opts.many_to_many:
if not f.editable:
continue
formfield = formfield_callback(f)
if formfield:
field_list.append((f.name, formfield))
@ -87,6 +89,8 @@ def form_for_instance(instance, form=BaseForm, formfield_callback=lambda f, **kw
opts = model._meta
field_list = []
for f in opts.fields + opts.many_to_many:
if not f.editable:
continue
current_value = f.value_from_object(instance)
formfield = formfield_callback(f, initial=current_value)
if formfield:
@ -97,7 +101,7 @@ def form_for_instance(instance, form=BaseForm, formfield_callback=lambda f, **kw
def form_for_fields(field_list):
"Returns a Form class for the given list of Django database field instances."
fields = SortedDictFromList([(f.name, f.formfield()) for f in field_list])
fields = SortedDictFromList([(f.name, f.formfield()) for f in field_list if f.editable])
return type('FormForFields', (BaseForm,), {'base_fields': fields})
class ModelChoiceField(ChoiceField):

View File

@ -40,10 +40,17 @@ class Writer(models.Model):
class Article(models.Model):
headline = models.CharField(maxlength=50)
pub_date = models.DateField()
created = models.DateField(editable=False)
writer = models.ForeignKey(Writer)
article = models.TextField()
categories = models.ManyToManyField(Category, blank=True)
def save(self):
import datetime
if not self.id:
self.created = datetime.date.today()
return super(Article, self).save()
def __str__(self):
return self.headline