BinderSample.Web.Controllers.Approach1Controller.Update C# (CSharp) Method

		public void Update([DataBind("publisher")] Publisher formpublisher,
			int[] bookids, String[] booknames, String[] bookauthors)
		{
			Publisher publisher = Publisher.Find(formpublisher.Id);
			publisher.Name = formpublisher.Name;

			IDictionary books = new Hashtable(); int index = 0;
			
			foreach(int id in bookids)
			{
				Book book = new Book();
				
				book.Id = id;
				book.Name = booknames[index];
				book.Author = bookauthors[index];

				books[id] = book;

				index++;
			}

			foreach(Book book in publisher.Books)
			{
				Book formBook = books[book.Id] as Book;

				book.Name = formBook.Name;
				book.Author = formBook.Author;

				book.Save();
			}

			publisher.Save();

			Flash["message"] = "Changes saved";

			RedirectToAction("EditPublisher", "publisherId=" + publisher.Id);
		}
	}