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
  10 def picture_list(request, filter=None, template_name='catalogue/picture_list.html'):
  11     """ generates a listing of all books, optionally filtered with a test function """
  12
  13     pictures_by_author, orphans = Picture.picture_list(
  14         filter={'image_file__isnull':False})
  15     books_nav = SortedDict()
  16     for tag in pictures_by_author:
  17         if pictures_by_author[tag]:
  18             books_nav.setdefault(tag.sort_key[0], []).append(tag)
  19
  20     return render_to_response(template_name, locals(),
  21         context_instance=RequestContext(request))
  22
  23
  24 def picture_list_thumb(request, filter=None, template_name='picture/picture_list_thumb.html'):
  25     picture_list = Picture.objects.filter(image_file__isnull=False)
  26     return render_to_response(template_name, locals(),
  27                               context_instance=RequestContext(request))
  28
  29 def picture_detail(request, slug):
  30     picture = get_object_or_404(Picture, slug=slug)
  31
  32     categories = SortedDict()
  33     for tag in picture.tags.iterator():
  34         categories.setdefault(tag.category, []).append(tag)
  35
  36     picture_themes = []
  37
  38     return render_to_response("picture/picture_detail.html", locals(),
  39                               context_instance=RequestContext(request))
  40
  41
  42 def picture_viewer(request, slug):
  43     picture = get_object_or_404(Picture, slug=slug)
  44
  45     return render_to_response("picture/picture_viewer.html", locals(),
  46                               context_instance=RequestContext(request))
  47
  48
  49 # =========
  50 # = Admin =
  51 # =========
  52 @permission_required('picture.add_picture')
  53 def import_picture(request):
  54     """docstring for import_book"""
  55     from django.http import HttpResponse
  56     from picture.forms import PictureImportForm
  57     from django.utils.translation import ugettext as _
  58
  59     import_form = PictureImportForm(request.POST, request.FILES)
  60     if import_form.is_valid():
  61         try:
  62             import_form.save()
  63         except:
  64             import sys
  65             import pprint
  66             import traceback
  67             info = sys.exc_info()
  68             exception = pprint.pformat(info[1])
  69             tb = '\n'.join(traceback.format_tb(info[2]))
  70             return HttpResponse(_("An error occurred: %(exception)s\n\n%(tb)s") % {'exception':exception, 'tb':tb}, mimetype='text/plain')
  71         return HttpResponse(_("Picture imported successfully"))
  72     else:
  73         return HttpResponse(_("Error importing file: %r") % import_form.errors)
  74
  75