def update_book(request, publisher_id, book_id):
book = get_object_or_404(Book, pk=book_id)
if request.method == 'POST':
form = BookForm(request.POST, request.FILES, instance=book)
if form.is_valid():
form.save()
book.save_categories(request.POST)
if form.cleaned_data.has_key('file_upload'):
uploaded_file = request.FILES['file_upload']
try:
file_upload = FileUpload.objects.get(
publication_type=Publication.BOOK,
publication_id=book_id)
pre_filename = file_upload.uploaded_file.name
post_filename = _complete_filename(uploaded_file.name,
pre_filename,
update=True)
except FileUpload.DoesNotExist:
file_upload = FileUpload(publication_type=Publication.BOOK,
publication_id=book_id)
pre_filename = 'u%s_b%s' % (request.user.id, book_id)
post_filename = _complete_filename(uploaded_file.name, pre_filename)
file_upload.uploader = request.user
file_upload.uploaded_file.save(post_filename, uploaded_file)
file_upload.save()
return redirect('publication-show-book', publisher_id=publisher_id, book_id=book_id)
else:
form = BookForm(instance=book, initial={'book_id': book_id})
categories = Category.objects.all()
book_categories = []
for category in book.categories.all():
book_categories.append(category.id)
return render(request, 'publication/book_form.html',
{'form': form, 'book': book, 'book_categories': book_categories,
'categories': categories})
def create_book(request, publisher_id):
if request.method == 'POST':
form = BookForm(request.POST, request.FILES)
if form.is_valid():
book = form.save(commit=False)
book.publisher = Publisher.objects.get(pk=publisher_id)
book.save()
book.save_categories(request.POST)
uploaded_file = request.FILES['file_upload']
pre_filename = 'u%s_b%s' % (request.user.id, book.id)
post_filename = _complete_filename(uploaded_file.name, pre_filename)
file_upload = FileUpload.objects.create(
uploader=request.user,
publication_type=Publication.BOOK,
publication_id=book.id)
file_upload.uploaded_file.save(post_filename, uploaded_file)
return redirect('publication-show-book', publisher_id=publisher_id, book_id=book.id)
else:
form = BookForm()
categories = Category.objects.all()
publisher = get_object_or_404(Publisher, pk=publisher_id)
return render(request, 'publication/book_form.html',
{'form': form, 'publisher': publisher, 'categories': categories})