#
from django.contrib import admin
from catalogue.models import Tag, Book, Fragment, BookMedia, Collection, Source
+from pz.admin import EmptyFieldListFilter
+
+
+class BlankFieldListFilter(EmptyFieldListFilter):
+ with_empty_str = True
class TagAdmin(admin.ModelAdmin):
list_display = (
'title', 'slug', 'created_at', 'has_epub_file', 'has_html_file', 'has_description',
)
+ list_filter = [
+ 'print_on_demand',
+ ('wiki_link', BlankFieldListFilter),
+ ('parent', EmptyFieldListFilter),
+ ]
search_fields = ('title',)
ordering = ('title',)
class CollectionAdmin(admin.ModelAdmin):
+ list_display = ('title', 'listed')
prepopulated_fields = {'slug': ('title',)}