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 collections import Counter
   5 from django.conf import settings
   6 from django.contrib.auth.decorators import permission_required
   7 from django.shortcuts import render, get_object_or_404, render
   8 from picture.models import Picture
   9 from catalogue.models import Tag
  10 from catalogue.utils import split_tags
  11 from sponsors.models import Sponsor
  12 from wolnelektury.utils import ajax
  13 from catalogue.helpers import get_top_level_related_tags
  14
  15
  16 def picture_list_thumb(request):
  17     pictures = Picture.objects.all()
  18
  19     if request.EXPERIMENTS['layout'].value:
  20         related_tags = Tag.objects.usage_for_model(Picture, counts=True)
  21         related_tags = sorted(related_tags, key=lambda t: -t.count)
  22         suggestion_categories = Counter()
  23         suggestions = []
  24         for t in related_tags:
  25             if suggestion_categories[t.category] < 3:
  26                 suggestion_categories[t.category] += 1
  27                 suggestions.append(t)
  28                 if sum(suggestion_categories.values()) == 10:
  29                     break
  30         template_name = 'catalogue/2022/author_detail.html'
  31         return render(request, template_name, {
  32             'object_list': pictures,
  33             'title': 'Galeria',
  34             'tags': [],
  35             'suggest': suggestions,
  36             'list_type': 'gallery',
  37         })
  38     else:
  39         return render(request, template_name, {'picture_list': list(pictures)})
  40
  41
  42 def picture_detail(request, slug):
  43     picture = get_object_or_404(Picture, slug=slug)
  44
  45     theme_things = split_tags(picture.related_themes())
  46
  47     if request.EXPERIMENTS['layout'].value:
  48         template_name = 'picture/2022/picture_detail.html'
  49     else:
  50         template_name = 'picture/picture_detail.html'
  51
  52     return render(request, template_name, {
  53         'picture': picture,
  54         'themes': theme_things.get('theme', []),
  55         'things': theme_things.get('thing', []),
  56         'active_menu_item': 'gallery',
  57     })
  58
  59
  60 def picture_viewer(request, slug):
  61     picture = get_object_or_404(Picture, slug=slug)
  62     sponsors = []
  63     for sponsor in picture.get_extra_info_json().get('sponsors', []):
  64         have_sponsors = Sponsor.objects.filter(name=sponsor)
  65         if have_sponsors.exists():
  66             sponsors.append(have_sponsors[0])
  67     return render(request, "picture/picture_viewer.html", {
  68         'picture': picture,
  69         'sponsors': sponsors,
  70     })
  71
  72
  73 @ajax(method='get')
  74 def picture_page(request, key=None):
  75     pictures = Picture.objects.order_by('-id')
  76     if key is not None:
  77         pictures = pictures.filter(id__lt=key)
  78     pictures = pictures[:settings.PICTURE_PAGE_SIZE]
  79     picture_data = [
  80         {
  81             'id': picture.id,
  82             'title': picture.title,
  83             'author': picture.author_unicode(),
  84             'epoch': picture.tag_unicode('epoch'),
  85             'kind': picture.tag_unicode('kind'),
  86             'genre': picture.tag_unicode('genre'),
  87             'style': picture.get_extra_info_json()['style'],
  88             'image_url': picture.image_file.url,
  89             'width': picture.width,
  90             'height': picture.height,
  91         }
  92         for picture in pictures
  93     ]
  94     return {
  95         'pictures': picture_data,
  96         'count': Picture.objects.count(),
  97     }
  98
  99
 100 # =========
 101 # = Admin =
 102 # =========
 103 @permission_required('picture.add_picture')
 104 def import_picture(request):
 105     """docstring for import_book"""
 106     from django.http import HttpResponse
 107     from picture.forms import PictureImportForm
 108     from django.utils.translation import gettext as _
 109
 110     import_form = PictureImportForm(request.POST, request.FILES)
 111     if import_form.is_valid():
 112         try:
 113             import_form.save()
 114         except:
 115             import sys
 116             import pprint
 117             import traceback
 118             info = sys.exc_info()
 119             exception = pprint.pformat(info[1])
 120             tb = '\n'.join(traceback.format_tb(info[2]))
 121             return HttpResponse(_("An error occurred: %(exception)s\n\n%(tb)s") %
 122                                 {'exception': exception, 'tb': tb}, content_type='text/plain')
 123         return HttpResponse(_("Picture imported successfully"))
 124     else:
 125         return HttpResponse(_("Error importing file: %r") % import_form.errors)