/// summary>
/// 獲取用戶操作系統信息
/// /summary>
/// returns>/returns>
public string GetUserOS()
{
string strSysVersion = "其他";
HttpRequest Request = HttpContext.Current.Request;
string strAgentInfo = Request.ServerVariables["HTTP_USER_AGENT"];

if (strAgentInfo.Contains("NT 6.0"))
{
strSysVersion = "Windows Vista";
}
else if (strAgentInfo.Contains("NT 5.2"))
{
strSysVersion = "Windows 2003";
}
else if (strAgentInfo.Contains("NT 5.1"))
{
strSysVersion = "Windows XP";
}
else if (strAgentInfo.Contains("NT 5"))
{
strSysVersion = "Windows 2000";
}
else if (strAgentInfo.Contains("NT 4.9"))
{
strSysVersion = "Windows ME";
}
else if (strAgentInfo.Contains("NT 4"))
{
strSysVersion = "Windows NT4";
}
else if (strAgentInfo.Contains("NT 98"))
{
strSysVersion = "Windows 98";
}
else if (strAgentInfo.Contains("NT 95"))
{
strSysVersion = "Windows 95";
}
else if (strSysVersion.ToLower().Contains("Mac"))
{
strSysVersion = "Mac";
}
else if (strSysVersion.ToLower().Contains("unix"))
{
strSysVersion = "UNIX";
}
else if (strSysVersion.ToLower().Contains("linux"))
{
strSysVersion = "Linux";
}
else if (strSysVersion.Contains("SunOS"))
{
strSysVersion = "SunOS";
}
return strSysVersion;
}


/// summary>
/// 獲取客戶端瀏覽器類型及版本
/// /summary>
/// returns>/returns>
public string GetUserBrowser()
{
string strBrowser = "其他";
HttpRequest Request = HttpContext.Current.Request;
string strAgentInfo = Request.ServerVariables["HTTP_USER_AGENT"];
if (Regex.IsMatch(strAgentInfo, "MSIE ([//d]//.[//d])", RegexOptions.IgnoreCase | RegexOptions.Compiled))
{
strBrowser = Regex.Match(strAgentInfo, "MSIE ([//d]//.[//d])").Result("IE:$1");
}
else if (Regex.IsMatch(strAgentInfo, "Opera ([//d]//.[//d])", RegexOptions.IgnoreCase | RegexOptions.Compiled))
{
strBrowser = Regex.Match(strAgentInfo, "Opera ([//d]//.[//d])").Result("Opera:$1");
}
else if (Regex.IsMatch(strAgentInfo, "Opera///([//d]//.[//d])", RegexOptions.IgnoreCase | RegexOptions.Compiled))
{
strBrowser = Regex.Match(strAgentInfo, "Opera///([//d]//.[//d])").Result("Opera:$1");
}
else if (Regex.IsMatch(strAgentInfo, "Firefox///([//d]//.[//d])", RegexOptions.IgnoreCase | RegexOptions.Compiled))
{
strBrowser = Regex.Match(strAgentInfo, "Firefox///([//d]//.[//d])").Result("Firefox:$1");
}
return strBrowser;
}

#region GetIP()
/// summary>
/// 獲取ＩＰ
/// /summary>
/// returns>/returns>
public string GetIP()
{
string uip = "";
if (HttpContext.Current.Request.ServerVariables["HTTP_VIA"] != null)
{
uip = HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"].ToString();
}
else
{
uip = HttpContext.Current.Request.ServerVariables["REMOTE_ADDR"].ToString();
}
return uip;
}
#endregion