protected void Page_Load(object sender, EventArgs e) { BookTBx book = new BookTBx(); BookManager bm = new BookManager(); book.Name = Request["name"]; book.ShortDesc = Request["shortdesc"]; book.Desc = Request["desc"]; book.Price = Convert.ToInt32(Request["price"]); book.Status = 1; bm.AddNew(book); ImageManager IM = new ImageManager(); string base64 = Request["base64"]; //Nut tải ảnh lên if (base64 != "" && base64 != null) { var imagebase64 = ImageUtilities.ConvertBase64ToImage(base64); var extention = ImageUtilities.getExtention(imagebase64.RawFormat); imagebase64 = ImageUtilities.CreateThumbnail2(1024, 800, imagebase64); ImageTBx ima = new ImageTBx(); ima.Name = "demo.jpg"; ima.BookID = book.ID; IM.AddNew(ima); ima.Name = "sach_" + ima.ID + extention; IM.Save(); imagebase64.Save(Server.MapPath("~/upload/" + ima.Name), imagebase64.RawFormat); var imagethumb = ImageUtilities.CreateThumbnail(300, 500, Server.MapPath("~/upload/" + ima.Name)); imagethumb.Save(Server.MapPath("~/upload/thumbnails/" + ima.Name), imagethumb.RawFormat); imagethumb.Dispose(); } bm.Save(); return; }