txt_file = models.FileField(_('TXT file'), upload_to=book_upload_path('txt'), blank=True)
mp3_file = models.FileField(_('MP3 file'), upload_to=book_upload_path('mp3'), blank=True)
ogg_file = models.FileField(_('OGG file'), upload_to=book_upload_path('ogg'), blank=True)
+ daisy_file = models.FileField(_('DAISY file'), upload_to=book_upload_path('daisy.zip'), blank=True)
parent = models.ForeignKey('self', blank=True, null=True, related_name='children')
formats.append(u'<a href="%s">MP3</a>' % self.mp3_file.url)
if self.ogg_file:
formats.append(u'<a href="%s">OGG</a>' % self.ogg_file.url)
+ if self.daisy_file:
+ formats.append(u'<a href="%s">DAISY</a>' % self.daisy_file.url)
formats = [mark_safe(format) for format in formats]