using System;
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using System.Web;
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using System.Text.RegularExpressions;
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using System.Web.UI.HtmlControls;
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using System.IO;
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using System.IO.Compression;
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using System.Web.UI.WebControls;
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using System.Text;
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using System.Collections.Generic;
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using System.Net;
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namespace HH.WMS.Utils
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{
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/// <summary>
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/// WEB请求上下文信息工具类
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/// </summary>
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public partial class ZHttp
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{
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#region 可以获取客户端上次请求的url的有关信息
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/// <summary>
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/// 返回上一个页面的地址
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/// </summary>
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/// <returns>上一个页面的地址</returns>
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public static string ReferrerUrl
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{
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get
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{
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return HttpContext.Current.Request.UrlReferrer == null ? string.Empty : HttpContext.Current.Request.UrlReferrer.OriginalString;
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}
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}
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#endregion
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#region 得到用户IP地址
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/// <summary>
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/// 得到用户IP地址
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/// </summary>
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/// <returns>返回用户IP地址,如果获取不到返回 0.0.0.0 </returns>
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///
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public static string ClientIP
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{
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get
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{
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var context = HttpContext.Current;
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string result = context.Request.UserHostAddress;
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if (string.IsNullOrEmpty(result))
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{
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result = context.Request.ServerVariables["HTTP_X_FORWARDED_FOR"];//获取包括使用了代理服务器的地址列表。
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}
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if (string.IsNullOrEmpty(result))
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{
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result = context.Request.ServerVariables["REMOTE_ADDR"];//最后一个代理服务器地址。
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}
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if (string.IsNullOrEmpty(result))
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{
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result = context.Request.UserHostAddress;
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}
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return result;
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}
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}
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#endregion
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public static bool IsLanIP(string IP)
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{
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var result = false;
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var ips = new List<string>() { "10.", "192.", "172.", "127.", "::1", "localhost" };
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ips.ForEach(x=>{
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if (IP.StartsWith(x)) result = true;
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});
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return result;
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}
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public static string ClientHostName
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{
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get
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{
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var context = HttpContext.Current;
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string IP = context.Request.UserHostAddress;
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string Name = context.Request.UserHostName;
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if (Name == IP || Name == "127.0.0.1" || Name == "::1")
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{
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Name = context.Request.ServerVariables["REMOTE_HOST"];
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}
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if (Name == IP || Name == "127.0.0.1" || Name == "::1")
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{
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try { Name = Dns.GetHostEntry(IP).HostName; }
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catch { }
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}
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return Name;
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}
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}
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#region 判断是否来自搜索引擎链接
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/// <summary>
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/// 判断是否来自搜索引擎链接
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/// </summary>
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/// <returns>是否来自搜索引擎链接</returns>
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public static bool IsFromSearchEngines
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{
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get
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{
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string[] SearchEngine = { "google", "yahoo", "msn", "baidu", "sogou", "sohu", "sina", "163", "lycos", "tom", "yisou", "iask", "soso", "gougou", "zhongsou" };
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if (HttpContext.Current.Request.UrlReferrer != null)
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{
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string tmpReferrer = HttpContext.Current.Request.UrlReferrer.ToString().ToLower();
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for (int i = 0; i < SearchEngine.Length; i++)
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{
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if (tmpReferrer.Contains(SearchEngine[i]))
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{
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return true;
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}
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}
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}
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return false;
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}
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}
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#endregion
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#region 取得客户端的操作系统
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public static string GetPlatformName(HttpRequestBase request)
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{
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string userAgent = request.UserAgent;
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if (string.IsNullOrEmpty(userAgent))
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return "未知类型";
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else if (userAgent.IndexOf("Windows NT 6.2") != -1)
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return "Windows 8";
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else if (userAgent.IndexOf("Windows NT 6.1") != -1)
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return "Windows 7";
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else if (userAgent.IndexOf("Windows NT 6") != -1)
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return "Windows Vista";
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else if (userAgent.IndexOf("Windows NT 5.1") != -1)
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return "Windows XP";
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else if (userAgent.IndexOf("Windows NT 5.2") != -1)
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return "Windows Server 2003";
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else if (userAgent.IndexOf("Windows NT 5") != -1)
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return "Windows 2000";
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else if (userAgent.IndexOf("iPhone") != -1)
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return "iPhone";
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else if (userAgent.IndexOf("(iPad;") != -1)
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return "iPad";
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else if (userAgent.IndexOf("Android") != -1)
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return "Android";
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else if (userAgent.IndexOf("9x") != -1)
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return "Windows ME";
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else if (userAgent.IndexOf("98") != -1)
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return "Windows 98";
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else if (userAgent.IndexOf("95") != -1)
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return "Windows 95";
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else if (userAgent.IndexOf("NT 4") != -1)
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return "Windows NT 4";
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if (request.Browser != null && !string.IsNullOrEmpty(request.Browser.Platform))
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return request.Browser.Platform.Replace("WinCE", "Windows CE");
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else
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return "未知类型";
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}
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#endregion
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}
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}
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