def updateBook(request):
book1 = Book()
if request.POST:
book1.ISBN = request.POST["ISBN"]
book1.Title = request.POST["Title"]
book1.AuthorID = request.POST["AuthorID"]
book1.Publisher = request.POST["Publisher"]
book1.PublishDate = request.POST["PublishDate"]
book1.Price = request.POST["Price"]
if book1.ISBN and book1.Title and book1.AuthorID:
book1.save()
authorid = book1.AuthorID
try:
author = Author.objects.get(AuthorID=authorid)
return render(request, "updateBookSucceed.html")
except:
return render(request, "NoneAuthor.html")
else:
return render(request, "updateBookFailure.html", {"book1": book1})
return render_to_response("updateBook.html")
def addBook(req):
author_list = Author.objects.all()
count = author_list.count()
if req.POST:
post = req.POST
new_book = Book(
ISBN=int(post["isbn"]),
Title=post["title"],
AuthorID=count,
Publisher=post["publisher"],
PublishDate=int(post["publishdate"]),
Price=int(post["price"]),
)
if post["authorid"] == "N":
new_author = Author(AuthorID=count, Name=post["name"], Age=int(post["age"]), Country=post["country"])
new_book.save()
new_author.save()
else:
new_book.AuthorID = int(post["authorid"])
new_book.save()
return HttpResponseRedirect("/add_book/")
c = RequestContext(req, {"author_list": author_list})
return render_to_response("add.html", c)
def addBookSucceed(request):
book1 = Book()
if request.POST:
book1.ISBN = request.POST["ISBN"]
book1.Title = request.POST["Title"]
book1.AuthorID = request.POST["AuthorID"]
book1.Publisher = request.POST["Publisher"]
book1.PublishDate = request.POST["PublishDate"]
book1.Price = request.POST["Price"]
if book1.ISBN and book1.Title and book1.AuthorID:
authorid = book1.AuthorID
bookisbn = book1.ISBN
try:
book = Book.objects.get(ISBN=bookisbn)
return render(request, "existBookISBN.html", {"book1": book})
except:
book1.save()
try:
author = Author.objects.get(AuthorID=authorid)
return render(request, "addBookSucceed.html")
except:
return render(request, "NoneAuthor.html")
else:
return render(request, "addBookFailure.html")
