[1.0.X] Fixed #8903 -- Corrected rendering of admin inline formsets (tabular and stacked) when the inline model has a custom non-autofield primary key. Thanks to dgouldin for the patch.

Merge of r10666 from trunk.

git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.0.X@10670 bcc190cf-cafb-0310-a4f2-bffc1f526a37

1 files changed, 11 insertions, 6 deletions

diff --git a/django/contrib/admin/helpers.py b/django/contrib/admin/helpers.py
index aaa2e304ce..693d61262d 100644
--- a/django/contrib/admin/helpers.py
+++ b/django/contrib/admin/helpers.py
@@ -132,14 +132,19 @@ class InlineAdminForm(AdminForm):
             self.original.content_type_id = ContentType.objects.get_for_model(original).pk
         self.show_url = original and hasattr(original, 'get_absolute_url')
         super(InlineAdminForm, self).__init__(form, fieldsets, prepopulated_fields)
-    
+
     def __iter__(self):
         for name, options in self.fieldsets:
             yield InlineFieldset(self.formset, self.form, name, **options)
-    
+
+    def has_auto_field(self):
+        return self.form._meta.model._meta.has_auto_field
+
     def field_count(self):
         # tabular.html uses this function for colspan value.
-        num_of_fields = 1 # always has at least one field
+        num_of_fields = 0
+        if self.has_auto_field():
+            num_of_fields += 1
         num_of_fields += len(self.fieldsets[0][1]["fields"])
         if self.formset.can_order:
             num_of_fields += 1
@@ -149,7 +154,7 @@ class InlineAdminForm(AdminForm):
 
     def pk_field(self):
         return AdminField(self.form, self.formset._pk_field.name, False)
-    
+
     def fk_field(self):
         fk = getattr(self.formset, "fk", None)
         if fk:
@@ -169,14 +174,14 @@ class InlineFieldset(Fieldset):
     def __init__(self, formset, *args, **kwargs):
         self.formset = formset
         super(InlineFieldset, self).__init__(*args, **kwargs)
-        
+
     def __iter__(self):
         fk = getattr(self.formset, "fk", None)
         for field in self.fields:
             if fk and fk.name == field:
                 continue
             yield Fieldline(self.form, field)
-            
+
 class AdminErrorList(forms.util.ErrorList):
     """
     Stores all errors for the form/formsets in an add/change stage view.