def recommend(request):
#bookname=request.GET.get('book_name','')
# If it's a HTTP POST, we're interested in processing form data.
context = RequestContext(request)
if request.method == 'POST':
bookform=BookForm(data=request.POST)
print(bookform)
# bookform.status='recommend'
if bookform.is_valid():
book=bookform.save(commit=False)
book_items=Book.objects.filter(name=book.name,author=book.author,publisher=book.publisher)
# book_items.filter(status='recommend')
if book_items.count()>= 1:
context['message']='failed to recommend because it has existed in laboratory, or has been recommended'
# return HttpResponse('failed to recommend because it has existed in laboratory')
else:
book=bookform.save()
# book.status='recommend'
book.save()
context['message']='recommend successfully'
return render_to_response('core_static/recommend.html/',{'book':book},context)
else:
context['message']="data invalid"
return render_to_response('core_static/recommend.html/',context)
else:
#HttpResponseRedirect('/core/recommend/')
context['message']=""
return render_to_response("core_static/recommend.html", context)
def add_book(request):
if request.method == 'POST':
book_form = BookForm(request.POST)
if book_form.is_valid():
book_form.save()
return HttpResponseRedirect(reverse('core.views.book_list'))
else:
book_form = BookForm()
return render(request, 'core/add_book.html', {'book_form': book_form})
def edit_book(request, book_id):
book = get_object_or_404(Book, pk=book_id)
if request.method == 'POST':
book_form = BookForm(request.POST, instance=book)
if book_form.is_valid():
book_form.save()
return HttpResponseRedirect(reverse('core.views.book_list'))
else:
book_form = BookForm(instance=book)
return render(request, 'core/edit_book.html',
{'book': book, 'book_form': book_form}
)
def upload_book(request):
if request.method == 'POST':
form = BookForm(request.POST, request.FILES)
if form.is_valid():
instance = form.save(commit=False)
instance.user = request.user
instance.save()
return redirect('home')
else:
form = BookForm()
return render(request, 'book/upload.html', {'form': form})
