using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Web.Security;
using System.Web;
using System.Web.UI;
using CSharpLib.Entity;
using System.IO;
using System.Web.Script.Serialization;
namespace CSharpLib.Common
{
public class Utility
{
public static string Substring(string text, int index)
{
return text.Length > index ? text.Substring(0, index) + "..." : text;
}
public static WebSiteEntities OpenConnect()
{
return new WebSiteEntities();
}
public static string Substring(string text, int index, string strEnding)
{
return text.Length > index ? text.Substring(0, index) + strEnding : text;
}
public static void MessageShow(Page pInstance, string msg)
{
ClientScriptManager csm = pInstance.ClientScript;
csm.RegisterStartupScript(pInstance.GetType(), "message", "<script language='javascript' defer>alert('" + msg.ToString() + "');</script>");
}
public static void MessageShowUrl(Page pInstance, string strMessage, string strFileName)
{
ClientScriptManager csm = pInstance.ClientScript;
string strContent = string.Format("<script language=javascript>alert('{0}');window.location.replace('{1}')</script>", strMessage, strFileName);
csm.RegisterStartupScript(pInstance.GetType(), "message", strContent);
}
public static string GetClientIP()
{
string result = String.Empty;
result = HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"];
if (null == result || result == String.Empty)
{
result = HttpContext.Current.Request.ServerVariables["REMOTE_ADDR"];
}
if (null == result || result == String.Empty)
{
result = HttpContext.Current.Request.UserHostAddress;
}
if (null == result || result == String.Empty)
{
return "0.0.0.0";
}
return result;
}
public static string EncryptPassword(string strPassword)
{
return FormsAuthentication.HashPasswordForStoringInConfigFile(strPassword, "sha1").Substring(0, 32).ToString();
}
public static string JsonSerializer(object obj)
{
JavaScriptSerializer json = new JavaScriptSerializer();
return json.Serialize(obj);
}
public static void SendJson(string data)
{
HttpContext.Current.Response.Write(data);
HttpContext.Current.Response.End();
}
//public static ICacheManager GetCacheNode()
//{
// return CacheFactory.GetCacheManager();
//}
}
}