Display non_field_errors of inline forms in the admin. This was a presentation bug.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@9243 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/contrib/admin/helpers.py

@@ -130,6 +130,16 @@ class InlineAdminForm(AdminForm):
         self.show_url = original and hasattr(original, 'get_absolute_url')
         super(InlineAdminForm, self).__init__(form, fieldsets, prepopulated_fields)
     
+    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 += len(self.fieldsets[0][1]["fields"])
+        if self.formset.can_order:
+            num_of_fields += 1
+        if self.formset.can_delete:
+            num_of_fields += 1
+        return num_of_fields
+
     def pk_field(self):
         return AdminField(self.form, self.formset._pk_field.name, False)
 

django/contrib/admin/options.py

@@ -585,6 +585,7 @@ class ModelAdmin(BaseModelAdmin):
                 change_message = self.construct_change_message(request, form, formsets)
                 self.log_change(request, new_object, change_message)
                 return self.response_change(request, new_object)
+                
         else:
             form = ModelForm(instance=obj)
             for FormSet in self.get_formsets(request, obj):

django/contrib/admin/templates/admin/edit_inline/stacked.html

@@ -12,6 +12,7 @@
   {% if inline_admin_form.show_url %}
   <p><a href="../../../r/{{ inline_admin_form.original.content_type_id }}/{{ inline_admin_form.original.id }}/">{% trans "View on site" %}</a></p>
   {% endif %}
+  {% if inline_admin_form.form.non_field_errors %}{{ inline_admin_form.form.non_field_errors }}{% endif %}
 
   {% for fieldset in inline_admin_form %}
     {% include "admin/includes/fieldset.html" %}

django/contrib/admin/templates/admin/edit_inline/tabular.html

@@ -16,7 +16,9 @@
      </tr></thead>
    
      {% for inline_admin_form in inline_admin_formset %}
-                   
+        {% if inline_admin_form.form.non_field_errors %}
+        <tr><td colspan="{{ inline_admin_form.field_count }}">{{ inline_admin_form.form.non_field_errors }}</td></tr>
+        {% endif %}
         <tr class="{% cycle row1,row2 %} {% if inline_admin_form.original or inline_admin_form.show_url %}has_original{% endif %}">
 
         <td class="original">