read_book_views.py 文件源码

def set_current_page(request):
    """
    Changes current readed page for book of user.
    """
    if request.is_ajax():
        pages_form = SetCurrentPageForm(request.POST)

        if pages_form.is_valid():
            with transaction.atomic():
                book = Book.objects.get(id=pages_form.cleaned_data['book'])
                user = TheUser.objects.get(id_user=request.user)

                added_book = AddedBook.objects.get(id_book=book, id_user=user)
                added_book.last_page = pages_form.cleaned_data['page']
                added_book.save()

                logger.info("User '{}' on book with id: '{}' changed page to: '{}'."
                            .format(user, book.id, pages_form.cleaned_data['page']))

                return HttpResponse(json.dumps(True), content_type='application/json')
    else:
        return HttpResponse(status=404)