logininfor.aspx.cs

C#写的一个简单论坛原代码。 比较简单

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;

namespace yezhuforum
{
	/// <summary>
	/// logininfor 的摘要说明。
	/// </summary>
	public class logininfor : 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.OleDbConnection conn;	
		protected string OleDbSqlforum;
		public    DataSet dsuser;
		public int Command3__mmstr3;
		private void Page_Load(object sender, System.EventArgs e)
		{

			conn = new OleDbConnection(ConfigurationSettings.AppSettings["cnFriends.ConnectionString"]);		
			
            dsuser=new DataSet();
			OleDbDataAdapter adWord=new OleDbDataAdapter("select u_grade,u_fenshu from userinfo where u_User='"+Request.Cookies["jusername"].Value+"'",conn);
			adWord.Fill(dsuser,"userinfo");  
          
			if (Convert.ToInt32(dsuser.Tables[0].Rows[0]["u_fenshu"])<100)
			{Command3__mmstr3=12;}
			if (Convert.ToInt32(dsuser.Tables[0].Rows[0]["u_fenshu"])>99&&(Convert.ToInt32(dsuser.Tables[0].Rows[0]["u_fenshu"])<200))
			{Command3__mmstr3=11;}
			if (Convert.ToInt32(dsuser.Tables[0].Rows[0]["u_fenshu"])>199&&(Convert.ToInt32(dsuser.Tables[0].Rows[0]["u_fenshu"])<300))
			{Command3__mmstr3=10;}
			if (Convert.ToInt32(dsuser.Tables[0].Rows[0]["u_fenshu"])>299&&(Convert.ToInt32(dsuser.Tables[0].Rows[0]["u_fenshu"])<400))
			{Command3__mmstr3=9;}
			if (Convert.ToInt32(dsuser.Tables[0].Rows[0]["u_fenshu"])>399&&(Convert.ToInt32(dsuser.Tables[0].Rows[0]["u_fenshu"])<500))
			{Command3__mmstr3=8;}
			if (Convert.ToInt32(dsuser.Tables[0].Rows[0]["u_fenshu"])>499&&(Convert.ToInt32(dsuser.Tables[0].Rows[0]["u_fenshu"])<600))
			{Command3__mmstr3=7;}
			if (Convert.ToInt32(dsuser.Tables[0].Rows[0]["u_fenshu"])>599&&(Convert.ToInt32(dsuser.Tables[0].Rows[0]["u_fenshu"])<900))
			{Command3__mmstr3=6;}
			if (Convert.ToInt32(dsuser.Tables[0].Rows[0]["u_fenshu"])>899&&(Convert.ToInt32(dsuser.Tables[0].Rows[0]["u_fenshu"])<1500))
			{Command3__mmstr3=5;}
			if (Convert.ToInt32(dsuser.Tables[0].Rows[0]["u_fenshu"])>1499&&(Convert.ToInt32(dsuser.Tables[0].Rows[0]["u_fenshu"])<2000))
			{Command3__mmstr3=4;}
			if (Convert.ToInt32(dsuser.Tables[0].Rows[0]["u_fenshu"])>1999&&(Convert.ToInt32(dsuser.Tables[0].Rows[0]["u_fenshu"])<1111111))
			{Command3__mmstr3=3;}

			if (Convert.ToInt32(dsuser.Tables[0].Rows[0]["u_grade"])!=1&&Convert.ToInt32(dsuser.Tables[0].Rows[0]["u_grade"])!=2)             
			{
			OleDbSqlforum="update [userinfo] set u_fenshu=u_fenshu+1,u_getip='"+Request.UserHostAddress+"',u_lastime='"+DateTime.Now+"',u_loginnum=u_loginnum+1,u_grade="+Command3__mmstr3+" where u_User='"+Request.Cookies["jusername"].Value+"'"; 		        
			}
			else
			{
				OleDbSqlforum="update [userinfo] set u_fenshu=u_fenshu+1,u_getip='"+Request.UserHostAddress+"',u_loginnum=u_loginnum+1,u_lastime='"+DateTime.Now+"' where u_User='"+Request.Cookies["jusername"].Value+"'"; 		        

			}		
				cmd4=new OleDbCommand(OleDbSqlforum,conn);
             
				conn.Open();
				bool doredirect=true;

				try
				{
					cmd4.ExecuteNonQuery();
				}
				catch
				{
					doredirect=false;			
				}
				finally
				{
					conn.Close();
				}
				if(doredirect)
				{			
				
				}
				else
				{
					Response.Redirect("index.aspx");
				}			
		}

		#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
	}
}