Filter top-level books.

[wolnelektury.git] / src / chunks / models.py

diff --git a/src/chunks/models.py b/src/chunks/models.py
index 37b9f60..f5fdbbf 100644 (file)
--- a/src/chunks/models.py
+++ b/src/chunks/models.py
@@ -1,11 +1,11 @@
-# -*- coding: utf-8 -*-
 # 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.core.cache import cache
 from django.db import models
+from django.urls import reverse
 from django.utils.translation import ugettext_lazy as _
-from ssify import flush_ssi_includes
 
 
 class Chunk(models.Model):
@@ -23,19 +23,15 @@ class Chunk(models.Model):
         verbose_name = _('chunk')
         verbose_name_plural = _('chunks')
 
-    def __unicode__(self):
+    def __str__(self):
         return self.key
 
     def save(self, *args, **kwargs):
         ret = super(Chunk, self).save(*args, **kwargs)
-        self.flush_includes()
+        for lc, ln in settings.LANGUAGES:
+            cache.delete('chunk:%s:%s' % (self.key, lc))
         return ret
 
-    def flush_includes(self):
-        flush_ssi_includes([
-            '/chunks/chunk/%s.%s.html' % (self.key, lang)
-            for lang in [lc for (lc, _ln) in settings.LANGUAGES]])
-
 
 class Attachment(models.Model):
     key = models.CharField(_('key'), help_text=_('A unique name for this attachment'), primary_key=True, max_length=255)
@@ -45,5 +41,8 @@ class Attachment(models.Model):
         ordering = ('key',)
         verbose_name, verbose_name_plural = _('attachment'), _('attachments')
 
-    def __unicode__(self):
+    def __str__(self):
         return self.key
+
+    def get_absolute_url(self):
+        return reverse('chunks_attachment', args=[self.key, self.attachment.name.rsplit('.', 1)[-1]])