# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
#
from django.contrib import admin
+from django.db.models import Min
from django.utils.html import escape, format_html
from django.utils.safestring import mark_safe
from django.utils.translation import gettext_lazy as _
-from admin_numeric_filter.admin import RangeNumericFilter, NumericFilterModelAdmin
+from admin_numeric_filter.admin import RangeNumericFilter, NumericFilterModelAdmin, RangeNumericForm
from admin_ordering.admin import OrderableAdmin
from fnpdjango.actions import export_as_csv_action
from modeltranslation.admin import TabbedTranslationAdmin
return TitledCategoryFilter
+class FirstPublicationYearFilter(admin.ListFilter):
+ title = 'Rok pierwszej publikacji'
+ parameter_name = 'first_publication_year'
+ template = 'admin/filter_numeric_range.html'
+
+ def __init__(self, request, params, *args, **kwargs):
+ super().__init__(request, params, *args, **kwargs)
+
+ self.request = request
+
+ if self.parameter_name + '_from' in params:
+ value = params.pop(self.parameter_name + '_from')
+ self.used_parameters[self.parameter_name + '_from'] = value
+
+ if self.parameter_name + '_to' in params:
+ value = params.pop(self.parameter_name + '_to')
+ self.used_parameters[self.parameter_name + '_to'] = value
+
+ def has_output(self):
+ return True
+
+ def queryset(self, request, queryset):
+ filters = {}
+
+ value_from = self.used_parameters.get(self.parameter_name + '_from', None)
+ if value_from is not None and value_from != '':
+ filters.update({
+ self.parameter_name + '__gte': self.used_parameters.get(self.parameter_name + '_from', None),
+ })
+
+ value_to = self.used_parameters.get(self.parameter_name + '_to', None)
+ if value_to is not None and value_to != '':
+ filters.update({
+ self.parameter_name + '__lte': self.used_parameters.get(self.parameter_name + '_to', None),
+ })
+
+ return queryset.filter(**filters)
+
+ def choices(self, changelist):
+ return ({
+ 'request': self.request,
+ 'parameter_name': self.parameter_name,
+ 'form': RangeNumericForm(name=self.parameter_name, data={
+ self.parameter_name + '_from': self.used_parameters.get(self.parameter_name + '_from', None),
+ self.parameter_name + '_to': self.used_parameters.get(self.parameter_name + '_to', None),
+ }),
+ }, )
+
+ def expected_parameters(self):
+ return [
+ '{}_from'.format(self.parameter_name),
+ '{}_to'.format(self.parameter_name),
+ ]
+
class BookAdmin(WikidataAdminMixin, NumericFilterModelAdmin):
list_display = [
CoverLicenseFilter,
'free_license',
'polona_missing',
+
+ FirstPublicationYearFilter,
]
list_per_page = 1000000
"estimated_verses",
"estimate_source",
+ "document_book__project",
+ "first_publication_year",
+
"monthly_views_page",
"monthly_views_reader",
qs = super().get_queryset(request)
if request.resolver_match.view_name.endswith("changelist"):
qs = qs.prefetch_related("authors", "translators")
+ qs = qs.annotate(first_publication_year=Min('document_book__publish_log__timestamp__year'))
return qs
def estimated_costs(self, obj):