src/picture/views.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 from django.conf import settings
   5 from django.contrib.auth.decorators import permission_required
   6 from django.shortcuts import render, get_object_or_404, render
   7 from picture.models import Picture, PictureArea
   8 from catalogue.utils import split_tags
   9 from ssify import ssi_included
  10 from sponsors.models import Sponsor
  11 from wolnelektury.utils import ajax
  12
  13
  14 def picture_list_thumb(request, filter=None, get_filter=None, template_name='picture/picture_list_thumb.html',
  15                        cache_key=None, context=None):
  16     pictures = Picture.objects.all()
  17     if filter:
  18         pictures = pictures.filter(filter)
  19     if get_filter:
  20         pictures = pictures.filter(get_filter())
  21     return render(request, template_name, {'book_list': list(pictures)})
  22
  23
  24 def picture_detail(request, slug):
  25     picture = get_object_or_404(Picture, slug=slug)
  26
  27     theme_things = split_tags(picture.related_themes())
  28
  29     return render(request, "picture/picture_detail.html", {
  30         'picture': picture,
  31         'themes': theme_things.get('theme', []),
  32         'things': theme_things.get('thing', []),
  33         'active_menu_item': 'gallery',
  34     })
  35
  36
  37 def picture_viewer(request, slug):
  38     picture = get_object_or_404(Picture, slug=slug)
  39     sponsors = []
  40     for sponsor in picture.extra_info.get('sponsors', []):
  41         have_sponsors = Sponsor.objects.filter(name=sponsor)
  42         if have_sponsors.exists():
  43             sponsors.append(have_sponsors[0])
  44     return render(request, "picture/picture_viewer.html", {
  45         'picture': picture,
  46         'sponsors': sponsors,
  47     })
  48
  49
  50 @ajax(method='get')
  51 def picture_page(request, key=None):
  52     pictures = Picture.objects.order_by('-id')
  53     if key is not None:
  54         pictures = pictures.filter(id__lt=key)
  55     pictures = pictures[:settings.PICTURE_PAGE_SIZE]
  56     picture_data = [
  57         {
  58             'id': picture.id,
  59             'title': picture.title,
  60             'author': picture.author_unicode(),
  61             'epoch': picture.tag_unicode('epoch'),
  62             'kind': picture.tag_unicode('kind'),
  63             'genre': picture.tag_unicode('genre'),
  64             'style': picture.extra_info['style'],
  65             'image_url': picture.image_file.url,
  66             'width': picture.width,
  67             'height': picture.height,
  68         }
  69         for picture in pictures
  70     ]
  71     return {
  72         'pictures': picture_data,
  73         'count': Picture.objects.count(),
  74     }
  75
  76
  77 # =========
  78 # = Admin =
  79 # =========
  80 @permission_required('picture.add_picture')
  81 def import_picture(request):
  82     """docstring for import_book"""
  83     from django.http import HttpResponse
  84     from picture.forms import PictureImportForm
  85     from django.utils.translation import ugettext as _
  86
  87     import_form = PictureImportForm(request.POST, request.FILES)
  88     if import_form.is_valid():
  89         try:
  90             import_form.save()
  91         except:
  92             import sys
  93             import pprint
  94             import traceback
  95             info = sys.exc_info()
  96             exception = pprint.pformat(info[1])
  97             tb = '\n'.join(traceback.format_tb(info[2]))
  98             return HttpResponse(_("An error occurred: %(exception)s\n\n%(tb)s") %
  99                                 {'exception': exception, 'tb': tb}, mimetype='text/plain')
 100         return HttpResponse(_("Picture imported successfully"))
 101     else:
 102         return HttpResponse(_("Error importing file: %r") % import_form.errors)
 103
 104
 105 @ssi_included
 106 def picture_short(request, pk):
 107     picture = get_object_or_404(Picture, pk=pk)
 108
 109     return render(request, 'picture/picture_short.html', {
 110         'picture': picture,
 111     })
 112
 113
 114 @ssi_included
 115 def picturearea_short(request, pk):
 116     area = get_object_or_404(PictureArea, pk=pk)
 117     themes = area.tags.filter(category='theme')
 118     things = area.tags.filter(category='thing')
 119     return render(request, 'picture/picturearea_short.html', {
 120         'area': area,
 121         'theme': themes[0] if themes else None,
 122         'thing': things[0] if things else None,
 123     })