Add detail page for tags

photologue_custom/views.py

@@ -0,0 +1,21 @@
+# Copyright (C) 2021 by BDE ENS Paris-Saclay
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+from django.contrib.auth.mixins import LoginRequiredMixin
+from django.views.generic import DetailView
+from taggit.models import Tag
+from photologue.models import Gallery
+
+
+class TagDetail(LoginRequiredMixin, DetailView):
+    model = Tag
+
+    def get_context_data(self, **kwargs):
+        """
+        Insert the single object into the context dict.
+        """
+        current_tag = self.get_object().slug
+        context = super().get_context_data(**kwargs)
+        context['galleries'] = Gallery.objects.on_site().is_public() \
+            .filter(extended__tags__name=current_tag)
+        return context