Introduce template filters for checking dynamic permissions

netbox/utilities/templatetags/perms.py

@@ -0,0 +1,30 @@
+from django import template
+
+register = template.Library()
+
+
+def _check_permission(user, instance, action):
+    return user.has_perm(
+        perm=f'{instance._meta.app_label}.{action}_{instance._meta.model_name}',
+        obj=instance
+    )
+
+
+@register.filter()
+def can_view(user, instance):
+    return _check_permission(user, instance, 'view')
+
+
+@register.filter()
+def can_add(user, instance):
+    return _check_permission(user, instance, 'add')
+
+
+@register.filter()
+def can_change(user, instance):
+    return _check_permission(user, instance, 'change')
+
+
+@register.filter()
+def can_delete(user, instance):
+    return _check_permission(user, instance, 'delete')