URL相关类代码,Asp.Net代码库,德仔网

代码语言
代码分类
【Asp.Net】 URL相关类
作者:Dezai.CN / 发布于2011/6/30/ 755
<div>using System;
using System.Collections;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Linq;
using System.Text;
using System.Web;

namespace Taoxue.Utilities
{
/// <summary>
/// ＵＲＬ相关
/// </summary>
public class UrlHelper
{
/// <summary>
/// 当前地址栏中的ＵＲＬ
/// </summary>
public static string CurrentPath
{
get { return System.Web.HttpContext.Current.Request.Url.AbsolutePath; }
}
/// <summary>
/// 当前地址栏中的ＵＲＬ（包括参数）
/// </summary>
public static string CurrentPathAndQuery
{
get { return GetCurUrl(); }
}
/// <summary>
/// 当前地址栏中的ＵＲＬ
/// </summary>
/// <returns></returns>
public static string GetCurUrl()
{
return System.Web.HttpContext.Current.Request.Url.AbsoluteUri;
}
/// <summary>
/// 获取虚拟目录的绝对路径 去最后"/"
/// </summary>
/// <returns></returns>
public static string GetVirtualPathUrl()
{
string mlgPath = "http://" + System.Web.HttpContext.Current.Request.Url.Host + ":" + System.Web.HttpContext.Current.Request.Url.Port + System.Web.HttpContext.Current.Request.ApplicationPath;
if (mlgPath.LastIndexOf('/') == mlgPath.Length - 1)
{
mlgPath = mlgPath.Substring(0, mlgPath.LastIndexOf('/'));
}
return mlgPath;
}
/// <summary>
/// 路径：Http://+IP+端口
/// </summary>
/// <returns></returns>
public static string GetHostAndPointUrl()
{
string mlgPath = System.Web.HttpContext.Current.Request.Url.Authority;
if (mlgPath.LastIndexOf('/') == mlgPath.Length - 1)
{
mlgPath = mlgPath.Substring(0, mlgPath.LastIndexOf('/'));
}
return "http://" + mlgPath;
}
/// <summary>
/// 获取Url参数，并以&ldquo;参数名=参数值&rdquo;的形式组成数组
/// </summary>
/// <returns>request回来的信息组成的数组</returns>
public static ArrayList GetRequestGet()
{
var sArray = new ArrayList();
NameValueCollection coll;
//Load Form variables into NameValueCollection variable.
coll =　System.Web.HttpContext.Current.Request.QueryString;
// Get names of all forms into a string array.
String[] requestItem = coll.AllKeys;
for (int i = 0; i < requestItem.Length; i++)
{
sArray.Add(requestItem[i] + "=" + System.Web.HttpContext.Current.Request.QueryString[requestItem[i]]);
}

return sArray;
}
/// <summary>
/// 把数组所有元素，按照&ldquo;参数=参数值&rdquo;的模式用&ldquo;&&rdquo;字符拼接成字符串
/// </summary>
/// <param name="sArray">需要拼接的数组</param>
/// <returns>拼接完成以后的字符串</returns>
public static string CreateLinkString(ArrayList sArray)
{
int nCount = sArray.Count;
var prestr = new StringBuilder();
for (int i = 0; i < nCount; i++)
{
prestr.Append(sArray[i] + "&");
}
return prestr.ToString();
}

/// <summary>
/// 对字符串进行URL编码
/// </summary>
/// <param name="instr"></param>
/// <param name="charset"></param>
/// <returns></returns>
public static string UrlEncode(string instr, string charset)
{
//return instr;
if (instr == null || instr.Trim() == "")
return "";
string res;
try
{
res = HttpUtility.UrlEncode(instr, Encoding.GetEncoding(charset));
}
catch (Exception ex)
{
res = HttpUtility.UrlEncode(instr, Encoding.GetEncoding("GB2312"));
}
return res;
}

/// <summary>
/// 对字符串进行URL解码
/// </summary>
/// <param name="instr"></param>
/// <param name="charset"></param>
/// <returns></returns>
public static string UrlDecode(string instr, string charset)
{
if (instr == null || instr.Trim() == "")
return "";
string res;
try
{
res = HttpUtility.UrlDecode(instr, Encoding.GetEncoding(charset));
}
catch (Exception ex)
{
res = HttpUtility.UrlDecode(instr, Encoding.GetEncoding("GB2312"));
}
return res;
}

}
}
</div>
试试其它关键字
　URL相关　
同语言下
可能有用的
Dezai.CN贡献的其它代码(4037)