X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/3726f9b225fb5c39cbf067f53d4cf6f7d8a9f326..f82c33291d3bf97d7447aba236940bdfe560f703:/apps/catalogue/models/collection.py

diff --git a/apps/catalogue/models/collection.py b/apps/catalogue/models/collection.py
index acb01b6a3..098501eba 100644
--- a/apps/catalogue/models/collection.py
+++ b/apps/catalogue/models/collection.py
@@ -2,8 +2,10 @@
 # This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
 #
+from django.conf import settings
 from django.db import models
 from django.utils.translation import ugettext_lazy as _
+from ssify import flush_ssi_includes
 
 
 class Collection(models.Model):
@@ -36,3 +38,12 @@ class Collection(models.Model):
         slugs = [slug.rstrip('/').rsplit('/', 1)[-1] if '/' in slug else slug
                     for slug in slugs]
         return models.Q(slug__in=slugs)
+
+    def flush_includes(self, languages=True):
+        if not languages:
+            return
+        if languages is True:
+            languages = [lc for (lc, _ln) in settings.LANGUAGES]
+
+        flush_ssi_includes([
+            '/katalog/%s.json' % lang for lang in languages])