src/picture/tasks.py

   1 # This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
   2 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
   3 #
   4 import json
   5 from celery import shared_task
   6 from django.core.files.base import ContentFile
   7 from django.template.loader import render_to_string
   8
   9
  10 @shared_task
  11 def generate_picture_html(picture_id):
  12     import picture.models
  13     pic = picture.models.Picture.objects.get(pk=picture_id)
  14     areas_json = json.loads(pic.areas_json)
  15
  16     html_text = render_to_string('picture/picture_info.html', {
  17                 'things': areas_json['things'],
  18                 'themes': areas_json['themes'],
  19                 })
  20     pic.html_file.save("%s.html" % pic.slug, ContentFile(html_text))