newforms-admin: Backwards-incompatible change: Removed 'filter_interface' option on ManyToManyFields, in favor of 'filter_vertical' and 'filter_horizontal' options on 'class Admin'

git-svn-id: http://code.djangoproject.com/svn/django/branches/newforms-admin@4458 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/contrib/admin/options.py

@@ -111,6 +111,8 @@ class ModelAdmin(object):
     fields = None
     raw_id_fields = ()
     prepopulated_fields = {}
+    filter_vertical = ()
+    filter_horizontal = ()
 
     def __init__(self, model):
         self.model = model
@@ -155,10 +157,8 @@ class ModelAdmin(object):
             js.extend(['js/getElementsBySelector.js', 'js/dom-drag.js' , 'js/admin/ordering.js'])
         if self.js:
             js.extend(self.js)
-        for f in self.opts.many_to_many:
-            if f.rel.filter_interface:
+        if self.filter_vertical or self.filter_horizontal:
             js.extend(['js/SelectBox.js' , 'js/SelectFilter2.js'])
-                break
         for fs in fieldsets:
             if 'collapse' in fs.classes:
                 js.append('js/admin/CollapsedFieldsets.js')
@@ -205,9 +205,9 @@ class ModelAdmin(object):
 
         If kwargs are given, they're passed to the form Field's constructor.
         """
-        # For filter_interface ManyToManyFields, use a special Widget.
-        if isinstance(db_field, models.ManyToManyField) and db_field.rel.filter_interface:
-            kwargs['widget'] = widgets.FilteredSelectMultiple(db_field.verbose_name, db_field.rel.filter_interface-1)
+        # For ManyToManyFields with a filter interface, use a special Widget.
+        if isinstance(db_field, models.ManyToManyField) and db_field.name in (self.filter_vertical + self.filter_horizontal):
+            kwargs['widget'] = widgets.FilteredSelectMultiple(db_field.verbose_name, (db_field.name in self.filter_vertical))
             return db_field.formfield(**kwargs)
 
         # For DateTimeFields, use a special field and widget.

django/contrib/auth/models.py

@@ -55,13 +55,14 @@ class Group(models.Model):
     Beyond permissions, groups are a convenient way to categorize users to apply some label, or extended functionality, to them. For example, you could create a group 'Special users', and you could write code that would do special things to those users -- such as giving them access to a members-only portion of your site, or sending them members-only e-mail messages.
     """
     name = models.CharField(_('name'), maxlength=80, unique=True)
-    permissions = models.ManyToManyField(Permission, verbose_name=_('permissions'), blank=True, filter_interface=models.HORIZONTAL)
+    permissions = models.ManyToManyField(Permission, verbose_name=_('permissions'), blank=True)
     class Meta:
         verbose_name = _('group')
         verbose_name_plural = _('groups')
         ordering = ('name',)
     class Admin:
         search_fields = ('name',)
+        filter_horizontal = ('permissions',)
 
     def __str__(self):
         return self.name
@@ -99,7 +100,7 @@ class User(models.Model):
     date_joined = models.DateTimeField(_('date joined'), default=models.LazyDate())
     groups = models.ManyToManyField(Group, verbose_name=_('groups'), blank=True,
         help_text=_("In addition to the permissions manually assigned, this user will also get all permissions granted to each group he/she is in."))
-    user_permissions = models.ManyToManyField(Permission, verbose_name=_('user permissions'), blank=True, filter_interface=models.HORIZONTAL)
+    user_permissions = models.ManyToManyField(Permission, verbose_name=_('user permissions'), blank=True)
     objects = UserManager()
     class Meta:
         verbose_name = _('user')
@@ -116,6 +117,7 @@ class User(models.Model):
         list_display = ('username', 'email', 'first_name', 'last_name', 'is_staff')
         list_filter = ('is_staff', 'is_superuser')
         search_fields = ('username', 'first_name', 'last_name', 'email')
+        filter_horizontal = ('user_permissions',)
 
     def __str__(self):
         return self.username

django/db/models/fields/__init__.py

@@ -14,7 +14,6 @@ import datetime, os, time
 class NOT_PROVIDED:
     pass
 
-# Values for filter_interface.
 HORIZONTAL, VERTICAL = 1, 2
 
 # The values to use for "blank" in SelectFields. Will be appended to the start of most "choices" lists.

django/db/models/fields/generic.py

@@ -249,7 +249,6 @@ class GenericRel(ManyToManyRel):
         self.to = to
         self.num_in_admin = 0
         self.related_name = related_name
-        self.filter_interface = None
         self.limit_choices_to = limit_choices_to or {}
         self.edit_inline = False
         self.symmetrical = symmetrical

django/db/models/fields/related.py

@@ -616,7 +616,6 @@ class ManyToManyField(RelatedField, Field):
         kwargs['rel'] = ManyToManyRel(to,
             num_in_admin=kwargs.pop('num_in_admin', 0),
             related_name=kwargs.pop('related_name', None),
-            filter_interface=kwargs.pop('filter_interface', None),
             limit_choices_to=kwargs.pop('limit_choices_to', None),
             symmetrical=kwargs.pop('symmetrical', True))
         self.db_table = kwargs.pop('db_table', None)
@@ -757,11 +756,10 @@ class OneToOneRel(ManyToOneRel):
 
 class ManyToManyRel(object):
     def __init__(self, to, num_in_admin=0, related_name=None,
-        filter_interface=None, limit_choices_to=None, symmetrical=True):
+        limit_choices_to=None, symmetrical=True):
         self.to = to
         self.num_in_admin = num_in_admin
         self.related_name = related_name
-        self.filter_interface = filter_interface
         if limit_choices_to is None:
             limit_choices_to = {}
         self.limit_choices_to = limit_choices_to