Add missing constraint.

[wolnelektury.git] / src / catalogue / admin.py

diff --git a/src/catalogue/admin.py b/src/catalogue/admin.py
index 47032ba..420cd3f 100644 (file)
--- a/src/catalogue/admin.py
+++ b/src/catalogue/admin.py
@@ -38,7 +38,10 @@ class BookAdmin(admin.ModelAdmin):
     list_filter = [
             'print_on_demand',
             ('wiki_link', BlankFieldListFilter),
+            ('parent', EmptyFieldListFilter),
+            ('media', admin.EmptyFieldListFilter),
             ]
+    date_hierarchy = 'created_at'
     search_fields = ('title',)
     ordering = ('title',)
 
@@ -51,7 +54,7 @@ class FragmentAdmin(admin.ModelAdmin):
 
 
 class CollectionAdmin(admin.ModelAdmin):
-    list_display = ('title', 'listed')
+    list_display = ('title', 'listed', 'role')
     prepopulated_fields = {'slug': ('title',)}