.net编程

开发平台：
C#

add_articleto.aspx.cs：源码内容
							using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Data.OleDb;
using System.Text;
using System.Configuration;
using System.Web.Security;
using System.Security.Cryptography;
using System.IO;
namespace kuangren
{
	/// <summary>
	/// add_articleto 的摘要说明。
	/// </summary>
	public class add_articleto : System.Web.UI.Page
	{
		protected int intRunTime;
		protected DateTime dtStartTime = DateTime.Now;
		protected System.Data.OleDb.OleDbCommand cmd;
		protected System.Data.OleDb.OleDbCommand cmd4;
		protected System.Data.OleDb.OleDbCommand cmd5;
		protected System.Data.OleDb.OleDbConnection conn;	
		protected string OleDbSqlforum;
		protected string OleDbuser;
		public    DataSet dsPending;
		public    DataSet dsPending3;
		public string sql;	
		public string sql3;
        protected int lastid;
		public int userjudge2;	
		public int userjudge3;
		public int sum1;
		public int sum2;
		public int sum3;
		public int sum4;
		public int sum5;
		private void Page_Load(object sender, System.EventArgs e)
		{
			if (Request.Cookies["jusername"]==null)
			{
				Response.Redirect("logine.aspx");
			}
			string str=""+Request.Form["subject"]+"";
			string str1=""+Request.Form["content"]+"";
			userjudge2=System.Text.Encoding.Default.GetByteCount(str);
			userjudge3=System.Text.Encoding.Default.GetByteCount(str1);
			if  (userjudge2>50||userjudge2==0||userjudge3>16240||userjudge3==0)
			{
				Response.Redirect("announcerror.aspx");
			}
			OleDbConnection con;
			string OleDbsql;
			OleDbCommand cmd;
			StringBuilder sb=new StringBuilder();
			ArrayList values=new ArrayList();
			sb.Append("INSERT INTO [forum_3](f3_motif,f3_content,f3_face,f3_name,f3_uip,f3_sy,f3_html)  values('{0}','{1}','{2}','{3}','{4}','{5}','{6}')"); 
            
			values.Add(Request.Form["subject"]);
			values.Add(Request.Form["content"]); 
			values.Add(Request.Form["f3_face"]);			
			values.Add(Request.Form["f3_name"]);
			values.Add(Request.UserHostAddress);
			values.Add(Convert.ToInt32(Request.Form["f3_sy"]));			
			if(Request.Form["f3_html"]!="")
				values.Add(0);
			else
				values.Add(1);	
			
			OleDbsql=String.Format(sb.ToString(),values.ToArray());
			
			con=new OleDbConnection(ConfigurationSettings.AppSettings["cnFriends.ConnectionString"]);
			cmd=new OleDbCommand(OleDbsql,con);
			sql="SELECT top 1 f3_id from forum_3  order by f3_id desc";
			dsPending=new DataSet();
			OleDbDataAdapter adWord=new OleDbDataAdapter(sql,con);
			adWord.Fill(dsPending,"forum_3");
			lastid=(Convert.ToInt32(dsPending.Tables[0].Rows[0]["f3_id"])+1);
			
			OleDbSqlforum="update [forum_2] set f2_topicnum=f2_topicnum+1,f2_lastpostuser='"+Request.Cookies["jusername"].Value+"',f2_lastposttime='"+DateTime.Now+"',f2_lasttopic='"+Request.Form["subject"]+"',f2_lastrootid="+lastid+" where f2_id="+Request.Form["f3_sy"]+""; 		        
			cmd4=new OleDbCommand(OleDbSqlforum,con);
			OleDbuser="update [userinfo]  SET u_post=u_post+1,u_money=u_money+2,u_fenshu=u_fenshu+2 where u_user='"+Request.Form["f3_name"]+"'"; 		        
			cmd5=new OleDbCommand(OleDbuser,con);
			con.Open();
			bool doredirect=true;
			try
			{
				cmd.ExecuteNonQuery();
				cmd4.ExecuteNonQuery();
				cmd5.ExecuteNonQuery();
			}
			catch
			{
				doredirect=false;			
			}
			finally
			{
				con.Close();
			}
			if(doredirect)
			{			
				
			}
			else
			{
				Response.Redirect("index.aspx");
			}
			//定义发帖统计
			sql3="SELECT sum(f2_topicnum) as  sum1,sum(f2_replynum) as sum2,sum(f2_todaynum) as sum3,sum(f2_yestoday) as sum4  FROM forum_2";
			dsPending3=new DataSet();
			OleDbDataAdapter adWord3=new OleDbDataAdapter(sql3,con);
			adWord3.Fill(dsPending3,"forum_2");
			Page.DataBind();
			sum1=Convert.ToInt32(dsPending3.Tables[0].Rows[0]["sum1"]);
			sum2=Convert.ToInt32(dsPending3.Tables[0].Rows[0]["sum2"]);
			sum3=Convert.ToInt32(dsPending3.Tables[0].Rows[0]["sum3"])+1;
			sum4=Convert.ToInt32(dsPending3.Tables[0].Rows[0]["sum4"]);
			sum5=sum1+sum2;
			//结束
			//写文件
			using (StreamWriter sw = new StreamWriter(Server.MapPath("Writerfile1.aspx"),false,System.Text.Encoding.GetEncoding("gb2312")))
			{
				// Add some text to the file.
				sw.Write("<table width='100%' border='0' cellspacing='0' cellpadding='0'>");
				sw.WriteLine("<tr> ");
				sw.WriteLine("<td width='50%'>今日发贴：<font color=#ff0000><b>"+sum3+"</b></font> 篇</td>");
				sw.Write("<td width='50%'>主题总数：<b>"+sum1+"</b> 篇 </td>");
				sw.Write("</tr>");
				sw.Write("<tr>");
				sw.Write("<td width='50%'>昨日发贴：<b>"+sum4+"</b> 篇 </td>");
				sw.Write("<td width='50%'>帖子总数：<b>"+sum5+"</b> 篇 </td>");				 
				sw.Write("</tr>");
				sw.Write("</table>");				
				sw.Close();
			}
			//结束
			con.Close();
		}
		#region Web 窗体设计器生成的代码
		override protected void OnInit(EventArgs e)
		{
			//
			// CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
			//
			InitializeComponent();
			base.OnInit(e);
		}
		
		/// <summary>
		/// 设计器支持所需的方法 - 不要使用代码编辑器修改
		/// 此方法的内容。
		/// </summary>
		private void InitializeComponent()
		{    
			this.Load += new System.EventHandler(this.Page_Load);
		}
		#endregion
	}
}

						