apps/picture/views.py

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