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 django.contrib.auth.decorators import permission_required
   6 from django.utils.datastructures import SortedDict
   7 from django.shortcuts import render_to_response, get_object_or_404
   8 from django.template import RequestContext
   9 from django.core.paginator import Paginator
  10 from picture.models import Picture
  11 from catalogue.utils import split_tags
  12
  13 # was picture/picture_list.html list (without thumbs)
  14 def picture_list(request, filter=None, get_filter=None, template_name='catalogue/picture_list.html', cache_key=None, context=None):
  15     """ generates a listing of all books, optionally filtered with a test function """
  16
  17     if get_filter:
  18         filt = get_filter()
  19     pictures_by_author, orphans = Picture.picture_list(filt)
  20     books_nav = SortedDict()
  21     for tag in pictures_by_author:
  22         if pictures_by_author[tag]:
  23             books_nav.setdefault(tag.sort_key[0], []).append(tag)
  24
  25     return render_to_response(template_name, locals(),
  26         context_instance=RequestContext(request))
  27
  28
  29 def picture_list_thumb(request, filter=None, get_filter=None, template_name='picture/picture_list_thumb.html', cache_key=None, context=None):
  30     book_list = Picture.objects.all()
  31     if filter:
  32         book_list = book_list.filter(filter)
  33     if get_filter:
  34         book_list = book_list.filter(get_filter())
  35     book_list = book_list.order_by('sort_key_author')
  36     book_list = list(book_list)
  37     return render_to_response(template_name, locals(),
  38                               context_instance=RequestContext(request))
  39
  40 def picture_detail(request, slug):
  41     picture = get_object_or_404(Picture, slug=slug)
  42
  43     theme_things = split_tags(picture.related_themes())
  44
  45     # categories = SortedDict()
  46     # for tag in picture.tags.iterator():
  47     #     categories.setdefault(tag.category, []).append(tag)
  48
  49     themes = theme_things.get('theme', [])
  50     things = theme_things.get('thing', [])
  51
  52     extra_info = picture.extra_info
  53
  54     return render_to_response("picture/picture_detail.html", locals(),
  55                               context_instance=RequestContext(request))
  56
  57
  58 def picture_viewer(request, slug):
  59     picture = get_object_or_404(Picture, slug=slug)
  60     return render_to_response("picture/picture_viewer.html", locals(),
  61                               context_instance=RequestContext(request))
  62
  63
  64 # =========
  65 # = Admin =
  66 # =========
  67 @permission_required('picture.add_picture')
  68 def import_picture(request):
  69     """docstring for import_book"""
  70     from django.http import HttpResponse
  71     from picture.forms import PictureImportForm
  72     from django.utils.translation import ugettext as _
  73
  74     import_form = PictureImportForm(request.POST, request.FILES)
  75     if import_form.is_valid():
  76         try:
  77             import_form.save()
  78         except:
  79             import sys
  80             import pprint
  81             import traceback
  82             info = sys.exc_info()
  83             exception = pprint.pformat(info[1])
  84             tb = '\n'.join(traceback.format_tb(info[2]))
  85             return HttpResponse(_("An error occurred: %(exception)s\n\n%(tb)s") % {'exception':exception, 'tb':tb}, mimetype='text/plain')
  86         return HttpResponse(_("Picture imported successfully"))
  87     else:
  88         return HttpResponse(_("Error importing file: %r") % import_form.errors)
  89
  90