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newforms: Implemented formfield() for database ManyToManyField class …

…and added unit tests

git-svn-id: bcc190cf-cafb-0310-a4f2-bffc1f526a37
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1 parent 99723ac commit d853278253b5efa60a691ae9b83fb6352d2a91f0 @adrianholovaty adrianholovaty committed Dec 27, 2006
Showing with 17 additions and 0 deletions.
  1. +5 −0 django/db/models/fields/
  2. +12 −0 tests/modeltests/model_forms/
@@ -2,10 +2,12 @@
from django.db.models import signals, get_model
from django.db.models.fields import AutoField, Field, IntegerField, get_ul_class
from django.db.models.related import RelatedObject
+from django.utils.text import capfirst
from django.utils.translation import gettext_lazy, string_concat, ngettext
from django.utils.functional import curry
from django.core import validators
from django import oldforms
+from django import newforms as forms
from django.dispatch import dispatcher
# For Python 2.3
@@ -713,6 +715,9 @@ def contribute_to_related_class(self, cls, related):
def set_attributes_from_rel(self):
+ def formfield(self):
+ return forms.MultipleChoiceField(choices=self.get_choices_default(), required=not self.blank, label=capfirst(self.verbose_name))
class ManyToOneRel(object):
def __init__(self, to, field_name, num_in_admin=3, min_num_in_admin=None,
max_num_in_admin=None, num_extra_on_change=1, edit_inline=False,
@@ -101,6 +101,18 @@ def __str__(self):
ValueError: The Category could not be created because the data didn't validate.
+ManyToManyFields are represented by a MultipleChoiceField.
+>>> ArticleForm = form_for_model(Article)
+>>> f = ArticleForm(auto_id=False)
+>>> print f
+<tr><th>Headline:</th><td><input type="text" name="headline" maxlength="50" /></td></tr>
+<tr><th>Pub date:</th><td><input type="text" name="pub_date" /></td></tr>
+<tr><th>Categories:</th><td><select multiple="multiple" name="categories">
+<option value="1">Entertainment</option>
+<option value="2">It&#39;s a test</option>
+<option value="3">Third test</option>
You can pass a custom Form class to form_for_model. Make sure it's a
subclass of BaseForm, not Form.
>>> class CustomForm(BaseForm):

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