1 # This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
2 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
4 from django.conf import settings
5 from django.core.cache import cache
6 from django.db import models
7 from django.urls import reverse
8 from django.utils.translation import ugettext_lazy as _
11 class Chunk(models.Model):
13 A Chunk is a piece of content associated with a unique key that can be inserted into
14 any template with the use of a special template tag.
16 key = models.CharField(_('key'), help_text=_('A unique name for this chunk of content'), primary_key=True,
18 description = models.CharField(_('description'), blank=True, max_length=255)
19 content = models.TextField(_('content'), blank=True)
23 verbose_name = _('chunk')
24 verbose_name_plural = _('chunks')
29 def save(self, *args, **kwargs):
30 ret = super(Chunk, self).save(*args, **kwargs)
31 for lc, ln in settings.LANGUAGES:
32 cache.delete('chunk:%s:%s' % (self.key, lc))
36 class Attachment(models.Model):
37 key = models.CharField(_('key'), help_text=_('A unique name for this attachment'), primary_key=True, max_length=255)
38 attachment = models.FileField(upload_to='chunks/attachment')
42 verbose_name, verbose_name_plural = _('attachment'), _('attachments')
47 def get_absolute_url(self):
48 return reverse('chunks_attachment', args=[self.key, self.attachment.name.rsplit('.', 1)[-1]])