postcontrol.ascx.cs

ASP.NET 2.0动态网站设计实例源代码,本书介绍了ASP.NET2.0的基础知识

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

public partial class PostControl : System.Web.UI.UserControl
{
 protected void Page_Load(object sender, EventArgs e)
 {
  if (!IsPostBack)
  {
   object itemID = Request.Params["itemid"];
   if (itemID == null)
   {
    Common.RegisterAlertScript("请选择栏目！", "default.aspx", "NoItemID", this.Page);
    return;
   }
   if(!Common.IsNumber(Convert.ToString(itemID)))
   {
    Common.RegisterAlertScript("栏目ID格式不正确！", "default.aspx", "NotItemID", this.Page);
    return;
   }
   ItemEntity item = new ItemEntity();
   item.ItemID = Convert.ToInt32(itemID);
   ItemBussiness itemBuss = new ItemBussiness();
   if (!itemBuss.GetItemByItemID(ref item))
   {
    Common.RegisterAlertScript("该ID的栏目不存在！", "default.aspx", "NoItemID", this.Page);
    return;
   }
  }
 }

 protected void btnCancle_Click(object sender, EventArgs e)
 {
  Response.Redirect("default.aspx", true);
 }

 protected void btnConfirm_Click(object sender, EventArgs e)
 {
  ArticleEntity art = new ArticleEntity();
  ArticleBussiness artBuss = new ArticleBussiness();

  if (FileUpload1.HasFile)
  {
   AttachmentEntity att = new AttachmentEntity();
   AttachmentBussiness attBuss = new AttachmentBussiness();
   att.PhysicalPath = Application["PhysicalPath"].ToString();
   attBuss.AddAttachment(ref att, FileUpload1);
   art.AttachmenID = att.AttachmentID;
  }

  art.Content = tbxContent.Text;
  art.ItemID = Convert.ToInt32(Request.Params["itemid"]);
  art.Title = tbxTitle.Text;
  art.UserName = ((UserEntity)Session["User"]).UserName;
  artBuss.AddPost(ref art);
  Common.RegisterAlertScript("发表主题成功！", "showpost.aspx?postid=" + art.PostID.ToString() , 
   "Success", this.Page);
 }
}