apps/picture/views.py

   1 # -*- coding: utf-8 -*-
   2 # This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
   3 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
   4 #
   5 from collections import OrderedDict
   6 from django.contrib.auth.decorators import permission_required
   7 from django.shortcuts import render_to_response, get_object_or_404
   8 from django.template import RequestContext
   9 from picture.models import Picture
  10 from catalogue.utils import split_tags
  11
  12 # was picture/picture_list.html list (without thumbs)
  13 def picture_list(request, filter=None, get_filter=None, template_name='catalogue/picture_list.html', cache_key=None, context=None):
  14     """ generates a listing of all books, optionally filtered with a test function """
  15
  16     if get_filter:
  17         filt = get_filter()
  18     pictures_by_author, orphans = Picture.picture_list(filt)
  19     books_nav = OrderedDict()
  20     for tag in pictures_by_author:
  21         if pictures_by_author[tag]:
  22             books_nav.setdefault(tag.sort_key[0], []).append(tag)
  23
  24     return render_to_response(template_name, locals(),
  25         context_instance=RequestContext(request))
  26
  27
  28 def picture_list_thumb(request, filter=None, get_filter=None, template_name='picture/picture_list_thumb.html', cache_key=None, context=None):
  29     book_list = Picture.objects.all()
  30     if filter:
  31         book_list = book_list.filter(filter)
  32     if get_filter:
  33         book_list = book_list.filter(get_filter())
  34     book_list = book_list.order_by('sort_key_author')
  35     book_list = list(book_list)
  36     return render_to_response(template_name, locals(),
  37                               context_instance=RequestContext(request))
  38
  39 def picture_detail(request, slug):
  40     picture = get_object_or_404(Picture, slug=slug)
  41
  42     theme_things = split_tags(picture.related_themes())
  43
  44     # categories = SortedDict()
  45     # for tag in picture.tags.iterator():
  46     #     categories.setdefault(tag.category, []).append(tag)
  47
  48     themes = theme_things.get('theme', [])
  49     things = theme_things.get('thing', [])
  50
  51     extra_info = picture.extra_info
  52
  53     return render_to_response("picture/picture_detail.html", locals(),
  54                               context_instance=RequestContext(request))
  55
  56
  57 def picture_viewer(request, slug):
  58     picture = get_object_or_404(Picture, slug=slug)
  59     return render_to_response("picture/picture_viewer.html", locals(),
  60                               context_instance=RequestContext(request))
  61
  62
  63 # =========
  64 # = Admin =
  65 # =========
  66 @permission_required('picture.add_picture')
  67 def import_picture(request):
  68     """docstring for import_book"""
  69     from django.http import HttpResponse
  70     from picture.forms import PictureImportForm
  71     from django.utils.translation import ugettext as _
  72
  73     import_form = PictureImportForm(request.POST, request.FILES)
  74     if import_form.is_valid():
  75         try:
  76             import_form.save()
  77         except:
  78             import sys
  79             import pprint
  80             import traceback
  81             info = sys.exc_info()
  82             exception = pprint.pformat(info[1])
  83             tb = '\n'.join(traceback.format_tb(info[2]))
  84             return HttpResponse(_("An error occurred: %(exception)s\n\n%(tb)s") % {'exception':exception, 'tb':tb}, mimetype='text/plain')
  85         return HttpResponse(_("Picture imported successfully"))
  86     else:
  87         return HttpResponse(_("Error importing file: %r") % import_form.errors)
  88
  89