void Session_Start(object sender, EventArgs e)
{
//獲取訪問(wèn)者的IP
string ipAddress = Request.ServerVariables["REMOTE_ADDR"];
//獲取訪問(wèn)者的來(lái)源
string ipSrc;
//判斷是否從搜索引擎導(dǎo)航過(guò)來(lái)的
if (Request.UrlReferrer == null)
{
ipSrc = "";
}
else
{
//獲取來(lái)源地址
ipSrc = Request.UrlReferrer.ToString();
}
//獲取訪問(wèn)時(shí)間
DateTime ipDatetime = DateTime.Now;
//保存IP信息到數(shù)據(jù)庫(kù)中
IPControl cont = new IPControl();
cont.AddIP(ipAddress, ipSrc, ipDatetime);

//獲取用戶訪問(wèn)的頁(yè)面
string pageurl = Request.Url.ToString();
//判斷訪問(wèn)的是否是默認(rèn)頁(yè)
if (pageurl.EndsWith("IPStat.aspx"))
{
//鎖定變量
Application.Lock();
//為頁(yè)面訪問(wèn)量+1
Application["StatCount"] = int.Parse(Application["StatCount"].ToString()) + 1;
//解鎖
Application.UnLock();
}

//鎖定變量
Session.Timeout = 10; //設(shè)定超時(shí)為10分鐘
Application.Lock();
Application["countSession"] = Convert.ToInt32(Application["countSession"]) + 1;　　//訪問(wèn)總?cè)藬?shù)＋１
Application["onlineWhx"] = (int)Application["onlineWhx"] + 1; //在線人數(shù)加＋１
Session["login_name"] = null;
//解鎖
Application.UnLock();
}

void Session_End(object sender, EventArgs e)
{
// 在會(huì)話結(jié)束時(shí)運(yùn)行的代碼。
// 注意: 只有在 Web.config 文件中的 sessionstate 模式設(shè)置為 InProc 時(shí)，才會(huì)引發(fā) Session_End 事件。如果會(huì)話模式設(shè)置為 StateServer
// 或 SQLServer，則不會(huì)引發(fā)該事件。

//鎖定變量
Application.Lock();
Application["onlineWhx"] = (int)Application["onlineWhx"] - 1; //在線人數(shù)減－１
Session["login_name"] = null;
//解鎖
Application.UnLock();
}

//保存IP信息到數(shù)據(jù)庫(kù)中
IPControl cont = new IPControl();
cont.AddIP(ipAddress, ipSrc, ipDatetime);

using System;
using System.Data;
using System.Data.SqlClient;
using System.Text;

///
/// 獲取IP數(shù)據(jù)信息的類
///
public class IPControl
{
//常量用來(lái)表示T-SQL語(yǔ)句中用到的變量名稱
private const string PARM_IP_ADDRESS = "@IPAddress";
private const string PARM_IP_SRC = "@IPSrc";
private const string PARM_IP_DATETIME = "@IPDateTime";
//T-SQL語(yǔ)句
private const string SQL_INSERT_IPSTAT = "INSERT INTO IPStat VALUES(@IPAddress,@IPSrc,@IPDateTime)";
private const string SQL_DELETE_IPSTAT = "delete from IPStat WHERE DATEDIFF(d,ip_datetime,getdate())>30"; //只保留一個(gè)月的數(shù)據(jù)
private const string SQL_SELECT_TOTAL = "SELECT COUNT(*) FROM IPStat ";
private const string SQL_SELECT_TODAY = "SELECT COUNT(*) FROM IPStat WHERE DATEDIFF(d,ip_datetime,getdate())=0";
private const string SQL_SELECT_YESTERDAY = "SELECT COUNT(*) FROM IPStat WHERE DATEDIFF(d,ip_datetime,getdate())=1";
private const string SQL_SELECT_MONTH = "SELECT COUNT(*) FROM IPStat WHERE DATEDIFF(d,ip_datetime,getdate())30 and DATEDIFF(mm,ip_datetime,getdate())=0";

public IPControl()
{
}
///
/// 保存IP數(shù)據(jù)信息到數(shù)據(jù)庫(kù)
///
///
///
public void AddIP(string ipAddress,string ipSrc,DateTime ipDatetime)
{
//構(gòu)建連接語(yǔ)句字符串
StringBuilder strSQL = new StringBuilder();
//創(chuàng)建表示QQ號(hào)的參數(shù)
SqlParameter[] parms = new SqlParameter[] { new SqlParameter(PARM_IP_ADDRESS, SqlDbType.NVarChar, 20),
new SqlParameter(PARM_IP_SRC, SqlDbType.NVarChar,80),
new SqlParameter(PARM_IP_DATETIME, SqlDbType.DateTime)};
SqlCommand cmd = new SqlCommand();

// 依次給參數(shù)賦值,并添加到執(zhí)行語(yǔ)句中
parms[0].Value = ipAddress;
parms[1].Value = ipSrc;
parms[2].Value = ipDatetime;
foreach(SqlParameter parm in parms)
cmd.Parameters.Add(parm);

//定義對(duì)象資源保存的范圍，一旦using范圍結(jié)束，將釋放對(duì)方所占的資源
using (SqlConnection conn = new SqlConnection(SqlHelper.ConnectionStringLocalTransaction))
{
//在執(zhí)行字符串中加載插入語(yǔ)句
strSQL.Append(SQL_INSERT_IPSTAT);
conn.Open();

//設(shè)定SqlCommand的屬性
cmd.Connection = conn;
cmd.CommandType = CommandType.Text;
cmd.CommandText = strSQL.ToString();
//執(zhí)行SqlCommand命令
cmd.ExecuteNonQuery();
cmd.Parameters.Clear();
//如果執(zhí)行成功，返回true，否則false。
}
}
public string GetTotal()
{
//調(diào)用SqlHelper訪問(wèn)組件的方法返回第一行第一列的值
object count = SqlHelper.ExecuteScalar(SqlHelper.ConnectionStringLocalTransaction, CommandType.Text, SQL_SELECT_TOTAL, null);
//返回統(tǒng)計(jì)結(jié)果
return count.ToString();
}
public string GetToday()
{
//調(diào)用SqlHelper訪問(wèn)組件的方法返回第一行第一列的值
object count = SqlHelper.ExecuteScalar(SqlHelper.ConnectionStringLocalTransaction, CommandType.Text, SQL_SELECT_TODAY, null);
//返回統(tǒng)計(jì)結(jié)果
return count.ToString();
}
public string GetYesterday()
{
//調(diào)用SqlHelper訪問(wèn)組件的方法返回第一行第一列的值
object count = SqlHelper.ExecuteScalar(SqlHelper.ConnectionStringLocalTransaction, CommandType.Text, SQL_SELECT_YESTERDAY, null);
//返回統(tǒng)計(jì)結(jié)果
return count.ToString();
}
public string GetMonth()
{
//調(diào)用SqlHelper訪問(wèn)組件的方法返回第一行第一列的值
object count = SqlHelper.ExecuteScalar(SqlHelper.ConnectionStringLocalTransaction, CommandType.Text, SQL_SELECT_MONTH, null);
//返回統(tǒng)計(jì)結(jié)果
return count.ToString();
}
}

//以下為使用多個(gè)定時(shí)器System.Timers.Timer的處理方法
//用thread重新包一下,定義兩個(gè)定時(shí)器
System.Threading.Thread myTimer_1 = new System.Threading.Thread(new System.Threading.ThreadStart(write_1));
myTimer_1.Start();
System.Threading.Thread myTimer_2 = new System.Threading.Thread(new System.Threading.ThreadStart(write_2));
myTimer_2.Start();

//使用第一個(gè)定時(shí)器，每10分鐘更新一次在線人數(shù)
private void write_1()
{
//以下使用System.Timers.Timer類 每間隔10分鐘存一次數(shù)據(jù)
System.Timers.Timer myTimer1 = new System.Timers.Timer(600000); //實(shí)例化Timer類，設(shè)置間隔時(shí)間為600000毫秒(10分鐘存一次總?cè)藬?shù))；
myTimer1.Enabled = true; //是否執(zhí)行System.Timers.Timer.Elapsed事件；
myTimer1.Elapsed += new System.Timers.ElapsedEventHandler(myTimer_Elapsed); //到達(dá)時(shí)間的時(shí)候執(zhí)行事件myTimer_Elapsed；
myTimer1.AutoReset = true; //設(shè)置是執(zhí)行一次（false）還是一直執(zhí)行(true)；
}
//使用第二個(gè)定時(shí)器，
private void write_2()
{
//以下使用System.Timers.Timer類 每間隔10分鐘檢查一次是否要存入一天流量的信息
System.Timers.Timer myTimer2 = new System.Timers.Timer(600000); //實(shí)例化Timer類，設(shè)置間隔時(shí)間為600000毫秒(10分鐘存一次總?cè)藬?shù))；
myTimer2.Enabled = true; //是否執(zhí)行System.Timers.Timer.Elapsed事件；
myTimer2.Elapsed += new System.Timers.ElapsedEventHandler(myTimer_peopleDay); //到達(dá)時(shí)間的時(shí)候執(zhí)行事件myTimer_peopleDay；
myTimer2.AutoReset = true; //設(shè)置是執(zhí)行一次（false）還是一直執(zhí)行(true)；
}

//創(chuàng)建 myTimer_Elapsed 過(guò)程并定義第一個(gè)定時(shí)器事件,要用來(lái)處理在線人數(shù)的代碼
private void myTimer_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
{
//如果現(xiàn)在的在現(xiàn)人數(shù)大于原有的在現(xiàn)人數(shù)，則替換數(shù)據(jù)表中的在現(xiàn)人數(shù)
int MaxOnline = Convert.ToInt32(Application["OnlineMax"]);
int MinOnline = Convert.ToInt32(Application["OnlineWhx"]);
if (MaxOnline MinOnline)
{
SqlConnection con = Db.DB.createconnection();
con.Open();
SqlCommand cmd = new SqlCommand("update countpeople set totol='" + Application["countSession"].ToString() + "',OnLine=+'" + Application["onlineWhx"] + "',DataTimes='" + DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss") + "'", con);
cmd.ExecuteNonQuery();
con.Close();
Application["OnlineMax"] = Application["OnlineWhx"]; //將現(xiàn)在線人數(shù)賦于OnlineMax
Application["dataTimes"] = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
}
else
{
//將總訪問(wèn)人數(shù)寫(xiě)入數(shù)據(jù)庫(kù)
SqlConnection con = Db.DB.createconnection();
con.Open();
SqlCommand cmd = new SqlCommand("update countpeople set totol=" + Application["countSession"].ToString(), con);
cmd.ExecuteNonQuery();
con.Close();
}
}
//創(chuàng)建 myTimer_peopleDay 過(guò)程并定義第二個(gè)定時(shí)器事件,要用來(lái)統(tǒng)計(jì)每日、月、年的流量
private void myTimer_peopleDay(object sender, System.Timers.ElapsedEventArgs e)
{
try
{
//當(dāng)天晚上24時(shí)
if (DateTime.Now.Hour == 23)
{
if (DateTime.Now.Minute >= 50)
{
//當(dāng)天晚上24時(shí)，寫(xiě)入一天的流量
//初始化一個(gè)iP數(shù)據(jù)訪問(wèn)對(duì)象
IPControl cont = new IPControl();
//獲取今天訪問(wèn)量
Int32 countToday = Convert.ToInt32(cont.GetToday());
//獲取本月訪問(wèn)量
Int32 countMonth = Convert.ToInt32(cont.GetMonth());

//存儲(chǔ)過(guò)程名sp_InsertCountPeopleDay
SqlConnection con1 = Db.DB.createconnection();
con1.Open();
SqlCommand cmd1 = new SqlCommand("sp_InsertCountPeopleDay", con1);
cmd1.CommandType = CommandType.StoredProcedure; //存儲(chǔ)過(guò)程名

//調(diào)用并設(shè)置存儲(chǔ)過(guò)程參數(shù)
cmd1.Parameters.Add(new SqlParameter("@peopleDay", SqlDbType.Int));
cmd1.Parameters.Add(new SqlParameter("@dateTimes", SqlDbType.DateTime));

//給參數(shù)賦值
cmd1.Parameters["@peopleDay"].Value = countToday;
cmd1.Parameters["@dateTimes"].Value = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");

cmd1.ExecuteNonQuery();
con1.Close();

//在一個(gè)月的最后一天寫(xiě)入本月的訪問(wèn)量
//取本月最后一天（30或者31日）
DateTime lastDay = Convert.ToDateTime(DateTime.Now.AddMonths(1).ToString("yyyy-MM-01")).AddDays(-1);
int lastDay1 = DateTime.Now.Day; //取當(dāng)前時(shí)間的日期
if (lastDay1.ToString() == lastDay.ToString()) //如果前日期等于本月最后一天的日期，則前本月的流量寫(xiě)入數(shù)據(jù)庫(kù)
{
SqlConnection conM = Db.DB.createconnection();
conM.Open();
SqlCommand cmdM = new SqlCommand("sp_InsertCountPeopleMonth", conM);
cmdM.CommandType = CommandType.StoredProcedure; //存儲(chǔ)過(guò)程名

//調(diào)用并設(shè)置存儲(chǔ)過(guò)程參數(shù)
cmdM.Parameters.Add(new SqlParameter("@peopleMonth", SqlDbType.Int));
cmdM.Parameters.Add(new SqlParameter("@dateTimeMonth", SqlDbType.DateTime));

//給參數(shù)賦值
cmdM.Parameters["@peopleMonth"].Value = countMonth;
cmdM.Parameters["@dateTimeMonth"].Value = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");

cmdM.ExecuteNonQuery();
conM.Close();
}
}
}
}
catch
{

}
}