def updata_book(request):
book = Book.objects.get(ISBN = request.GET['ISBN'])
author_list = Author.objects.all()
if request.POST:
book.delete()
post = request.POST
new_book = Book(
ISBN = post["ISBN"],
Title = post["Title"],
AuthorID = Author.objects.get(AuthorID=post["AuthorID"]),
Publisher = post["Publisher"],
PublishDate = post["PublishDate"],
Price = post["Price"],)
new_book.save()
return render_to_response("updatas.html")
return render_to_response("updata.html",Context({"Book":book,"author_list":author_list,}))
def add_book(request):
global ids
if request.POST:
post = request.POST
try:
Book.objects.get(ISBN = post["ISBN"])
return HttpResponse("此图书已经存在！")
except:
new_book = Book(
ISBN = post["ISBN"],
Title = post["Title"],
AuthorID = Author.objects.get(AuthorID=post["AuthorID"]),
Publisher = post["Publisher"],
PublishDate = post["PublishDate"],
Price = post["Price"],)
new_book.save()
book_list=Book.objects.all()
author_list=Author.objects.all()
return render_to_response('add.html',Context({"book_list":book_list,"author_list":author_list,}))
