- using System;
- using System.Collections.Generic;
- using System.Linq;
- using System.Text;
- using System.Web;
- using System.Collections.Specialized;
- namespace Utility.Helper
- {
- /// <summary>
- /// Cookie操作类
- /// </summary>
- public static class CookieHelper
- {
- /// <summary>
- /// 创建COOKIE对象并赋Value值,修改COOKIE的Value值也用此方法,因为对COOKIE修改必须重新设Expires
- /// </summary>
- /// <param name="strCookieName">COOKIE对象名</param>
- /// <param name="strValue">COOKIE对象Value值</param>
- public static void SetObj(string strCookieName, string strValue)
- {
- SetObj(strCookieName, 1, strValue, "", "/");
- }
- /// <summary>
- /// 创建COOKIE对象并赋Value值,修改COOKIE的Value值也用此方法,因为对COOKIE修改必须重新设Expires
- /// </summary>
- /// <param name="strCookieName">COOKIE对象名</param>
- /// <param name="iExpires">COOKIE对象有效时间(秒数),1表示永久有效,0和负数都表示不设有效时间,大于等于2表示具体有效秒数,31536000秒=1年=(60*60*24*365),</param>
- /// <param name="strValue">COOKIE对象Value值</param>
- public static void SetObj(string strCookieName, int iExpires, string strValue)
- {
- SetObj(strCookieName, iExpires, strValue, "", "/");
- }
- /// <summary>
- /// 创建COOKIE对象并赋Value值,修改COOKIE的Value值也用此方法,因为对COOKIE修改必须重新设Expires
- /// </summary>
- /// <param name="strCookieName">COOKIE对象名</param>
- /// <param name="iExpires">COOKIE对象有效时间(秒数),1表示永久有效,0和负数都表示不设有效时间,大于等于2表示具体有效秒数,31536000秒=1年=(60*60*24*365),</param>
- /// <param name="strValue">COOKIE对象Value值</param>
- /// <param name="strDomains">作用域,多个域名用;隔开</param>
- public static void SetObj(string strCookieName, int iExpires, string strValue, string strDomains)
- {
- SetObj(strCookieName, iExpires, strValue, strDomains, "/");
- }
- /// <summary>
- /// 创建COOKIE对象并赋Value值,修改COOKIE的Value值也用此方法,因为对COOKIE修改必须重新设Expires
- /// </summary>
- /// <param name="strCookieName">COOKIE对象名</param>
- /// <param name="iExpires">COOKIE对象有效时间(秒数),1表示永久有效,0和负数都表示不设有效时间,大于等于2表示具体有效秒数,31536000秒=1年=(60*60*24*365),</param>
- /// <param name="strValue">COOKIE对象Value值</param>
- /// <param name="strDomains">作用域,多个域名用;隔开</param>
- /// <param name="strPath">作用路径</param>
- public static void SetObj(string strCookieName, int iExpires, string strValue, string strDomains, string strPath)
- {
- string _strDomain = SelectDomain(strDomains);
- HttpCookie objCookie = new HttpCookie(strCookieName.Trim());
- objCookie.Value = HttpUtility.UrlEncode(strValue.Trim());
- if (_strDomain.Length > 0)
- objCookie.Domain = _strDomain;
- if (iExpires > 0)
- {
- if (iExpires == 1)
- objCookie.Expires = DateTime.MaxValue;
- else
- objCookie.Expires = DateTime.Now.AddSeconds(iExpires);
- }
- HttpContext.Current.Response.Cookies.Add(objCookie);
- }
- /// <summary>
- /// 创建COOKIE对象并赋多个KEY键值
- /// 设键/值如下:
- /// NameValueCollection myCol = new NameValueCollection();
- /// myCol.Add("red", "rojo");
- /// myCol.Add("green", "verde");
- /// myCol.Add("blue", "azul");
- /// myCol.Add("red", "rouge"); 结果“red:rojo,rouge;green:verde;blue:azul”
- /// </summary>
- /// <param name="strCookieName">COOKIE对象名</param>
- /// <param name="iExpires">COOKIE对象有效时间(秒数),1表示永久有效,0和负数都表示不设有效时间,大于等于2表示具体有效秒数,31536000秒=1年=(60*60*24*365),</param>
- /// <param name="KeyValue">键/值对集合</param>
- public static void SetObj(string strCookieName, int iExpires, NameValueCollection KeyValue)
- {
- SetObj(strCookieName, iExpires, KeyValue, "", "/");
- }
- public static void SetObj(string strCookieName, int iExpires, NameValueCollection KeyValue, string strDomains)
- {
- SetObj(strCookieName, iExpires, KeyValue, strDomains, "/");
- }
- /// <summary>
- /// 创建COOKIE对象并赋多个KEY键值
- /// 设键/值如下:
- /// NameValueCollection myCol = new NameValueCollection();
- /// myCol.Add("red", "rojo");
- /// myCol.Add("green", "verde");
- /// myCol.Add("blue", "azul");
- /// myCol.Add("red", "rouge"); 结果“red:rojo,rouge;green:verde;blue:azul”
- /// </summary>
- /// <param name="strCookieName">COOKIE对象名</param>
- /// <param name="iExpires">COOKIE对象有效时间(秒数),1表示永久有效,0和负数都表示不设有效时间,大于等于2表示具体有效秒数,31536000秒=1年=(60*60*24*365),</param>
- /// <param name="KeyValue">键/值对集合</param>
- /// <param name="strDomains">作用域,多个域名用;隔开</param>
- /// <param name="strPath">作用路径</param>
- public static void SetObj(string strCookieName, int iExpires, NameValueCollection KeyValue, string strDomains, string strPath)
- {
- string _strDomain = SelectDomain(strDomains);
- HttpCookie objCookie = new HttpCookie(strCookieName.Trim());
- foreach (String key in KeyValue.AllKeys)
- {
- objCookie[key] = HttpUtility.UrlEncode(KeyValue[key].Trim());
- }
- if (_strDomain.Length > 0)
- objCookie.Domain = _strDomain;
- objCookie.Path = strPath.Trim();
- if (iExpires > 0)
- {
- if (iExpires == 1)
- objCookie.Expires = DateTime.MaxValue;
- else
- objCookie.Expires = DateTime.Now.AddSeconds(iExpires);
- }
- HttpContext.Current.Response.Cookies.Add(objCookie);
- }
- /// <summary>
- /// 读取Cookie某个对象的Value值,返回Value值,如果对象本就不存在,则返回字符串null
- /// </summary>
- /// <param name="strCookieName">Cookie对象名称</param>
- /// <returns>Value值,如果对象本就不存在,则返回字符串null</returns>
- public static string GetValue(string strCookieName)
- {
- if (HttpContext.Current.Request.Cookies[strCookieName] == null)
- {
- return null;
- }
- else
- {
- string _value = HttpContext.Current.Request.Cookies[strCookieName].Value;
- return HttpUtility.UrlDecode(_value);
- }
- }
- /// <summary>
- /// 读取Cookie某个对象的某个Key键的键值,返回Key键值,如果对象本就不存在,则返回字符串null,如果Key键不存在,则返回字符串"KeyNonexistence"
- /// </summary>
- /// <param name="strCookieName">Cookie对象名称</param>
- /// <param name="strKeyName">Key键名</param>
- /// <returns>Key键值,如果对象本就不存在,则返回字符串null,如果Key键不存在,则返回字符串"KeyNonexistence"</returns>
- public static string GetValue(string strCookieName, string strKeyName)
- {
- if (HttpContext.Current.Request.Cookies[strCookieName] == null)
- {
- return null;
- }
- else
- {
- string strObjValue = HttpContext.Current.Request.Cookies[strCookieName].Value;
- string strKeyName2 = strKeyName + "=";
- //if (strObjValue.IndexOf(strKeyName2) == -1)
- if (!strObjValue.Contains(strKeyName2))
- return null;
- else
- {
- string _value = HttpContext.Current.Request.Cookies[strCookieName][strKeyName];
- return HttpUtility.UrlDecode(_value);
- }
- }
- }
- /// <summary>
- /// 修改某个COOKIE对象某个Key键的键值 或 给某个COOKIE对象添加Key键 都调用本方法,操作成功返回字符串"success",如果对象本就不存在,则返回字符串null。
- /// </summary>
- /// <param name="strCookieName">Cookie对象名称</param>
- /// <param name="strKeyName">Key键名</param>
- /// <param name="KeyValue">Key键值</param>
- /// <param name="iExpires">COOKIE对象有效时间(秒数),1表示永久有效,0和负数都表示不设有效时间,大于等于2表示具体有效秒数,31536000秒=1年=(60*60*24*365)。注意:虽是修改功能,实则重建覆盖,所以时间也要重设,因为没办法获得旧的有效期</param>
- /// <returns>如果对象本就不存在,则返回字符串null,如果操作成功返回字符串"success"。</returns>
- public static string Edit(string strCookieName, string strKeyName, string KeyValue, int iExpires)
- {
- return Edit(strCookieName, strKeyName, KeyValue, iExpires, "", "/");
- }
- /// <summary>
- /// 修改某个COOKIE对象某个Key键的键值 或 给某个COOKIE对象添加Key键 都调用本方法,操作成功返回字符串"success",如果对象本就不存在,则返回字符串null。
- /// </summary>
- /// <param name="strCookieName">Cookie对象名称</param>
- /// <param name="strKeyName">Key键名</param>
- /// <param name="KeyValue">Key键值</param>
- /// <param name="iExpires">COOKIE对象有效时间(秒数),1表示永久有效,0和负数都表示不设有效时间,大于等于2表示具体有效秒数,31536000秒=1年=(60*60*24*365)。注意:虽是修改功能,实则重建覆盖,所以时间也要重设,因为没办法获得旧的有效期</param>
- /// <param name="strPath">作用路径</param>
- /// <returns>如果对象本就不存在,则返回字符串null,如果操作成功返回字符串"success"。</returns>
- public static string Edit(string strCookieName, string strKeyName, string KeyValue, int iExpires, string strPath)
- {
- return Edit(strCookieName, strKeyName, KeyValue, iExpires, "", strPath);
- }
- /// <summary>
- /// 修改某个COOKIE对象某个Key键的键值 或 给某个COOKIE对象添加Key键 都调用本方法,操作成功返回字符串"success",如果对象本就不存在,则返回字符串null。
- /// </summary>
- /// <param name="strCookieName">Cookie对象名称</param>
- /// <param name="strKeyName">Key键名</param>
- /// <param name="KeyValue">Key键值</param>
- /// <param name="iExpires">COOKIE对象有效时间(秒数),1表示永久有效,0和负数都表示不设有效时间,大于等于2表示具体有效秒数,31536000秒=1年=(60*60*24*365)。注意:虽是修改功能,实则重建覆盖,所以时间也要重设,因为没办法获得旧的有效期</param>
- /// <param name="strDomains">作用域,多个域名用;隔开</param>
- /// <param name="strPath">作用路径</param>
- /// <returns>如果对象本就不存在,则返回字符串null,如果操作成功返回字符串"success"。</returns>
- public static string Edit(string strCookieName, string strKeyName, string KeyValue, int iExpires, string strDomains, string strPath)
- {
- if (HttpContext.Current.Request.Cookies[strCookieName] == null)
- return null;
- else
- {
- HttpCookie objCookie = HttpContext.Current.Request.Cookies[strCookieName];
- objCookie[strKeyName] = HttpUtility.UrlEncode(KeyValue.Trim());
- if (iExpires > 0)
- {
- if (iExpires == 1)
- objCookie.Expires = DateTime.MaxValue;
- else
- objCookie.Expires = DateTime.Now.AddSeconds(iExpires);
- }
- HttpContext.Current.Response.Cookies.Add(objCookie);
- return "success";
- }
- }
- /// <summary>
- /// 删除COOKIE对象
- /// </summary>
- /// <param name="strCookieName">Cookie对象名称</param>
- public static void Del(string strCookieName)
- {
- Del(strCookieName, "", "/");
- }
- /// <summary>
- /// 删除COOKIE对象
- /// </summary>
- /// <param name="strCookieName">Cookie对象名称</param>
- /// <param name="strDomains">作用域,多个域名用;隔开</param>
- public static void Del(string strCookieName, string strDomains)
- {
- Del(strCookieName, strDomains, "/");
- }
- /// <summary>
- /// 删除COOKIE对象
- /// </summary>
- /// <param name="strCookieName">Cookie对象名称</param>
- /// <param name="strDomains">作用域,多个域名用;隔开</param>
- /// <param name="strPath">作用路径</param>
- public static void Del(string strCookieName, string strDomains, string strPath)
- {
- string _strDomain = SelectDomain(strDomains);
- HttpCookie objCookie = new HttpCookie(strCookieName.Trim());
- if (_strDomain.Length > 0)
- objCookie.Domain = _strDomain;
- objCookie.Path = strPath.Trim();
- objCookie.Expires = DateTime.Now.AddYears(-1);
- HttpContext.Current.Response.Cookies.Add(objCookie);
- }
- /// <summary>
- /// 删除某个COOKIE对象某个Key子键,操作成功返回字符串"success",如果对象本就不存在,则返回字符串null
- /// </summary>
- /// <param name="strCookieName">Cookie对象名称</param>
- /// <param name="strKeyName">Key键名</param>
- /// <param name="iExpires">COOKIE对象有效时间(秒数),1表示永久有效,0和负数都表示不设有效时间,大于等于2表示具体有效秒数,31536000秒=1年=(60*60*24*365)。注意:虽是修改功能,实则重建覆盖,所以时间也要重设,因为没办法获得旧的有效期</param>
- /// <returns>如果对象本就不存在,则返回字符串null,如果操作成功返回字符串"success"。</returns>
- public static string DelKey(string strCookieName, string strKeyName, int iExpires)
- {
- if (HttpContext.Current.Request.Cookies[strCookieName] == null)
- {
- return null;
- }
- else
- {
- HttpCookie objCookie = HttpContext.Current.Request.Cookies[strCookieName];
- objCookie.Values.Remove(strKeyName);
- if (iExpires > 0)
- {
- if (iExpires == 1)
- objCookie.Expires = DateTime.MaxValue;
- else
- objCookie.Expires = DateTime.Now.AddSeconds(iExpires);
- }
- HttpContext.Current.Response.Cookies.Add(objCookie);
- return "success";
- }
- }
- /// <summary>
- /// 定位到正确的域
- /// </summary>
- /// <param name="strDomains"></param>
- /// <returns></returns>
- private static string SelectDomain(string strDomains)
- {
- bool _isLocalServer = false;
- if (strDomains.Trim().Length == 0)
- return "";
- string _thisDomain = HttpContext.Current.Request.ServerVariables["SERVER_NAME"].ToString();
- //if (_thisDomain.IndexOf(".") < 0)//说明是计算机名,而不是域名
- if (!_thisDomain.Contains("."))
- _isLocalServer = true;
- string _strDomain = "www.abc.com";//这个域名是瞎扯
- string[] _strDomains = strDomains.Split(';');
- for (int i = 0; i < _strDomains.Length; i++)
- {
- //if (_thisDomain.IndexOf(_strDomains[i].Trim()) < 0)//判断当前域名是否在作用域内
- if (!_thisDomain.Contains(_strDomains[i].Trim()))
- continue;
- else
- {
- //区分真实域名(或IP)与计算机名
- if (_isLocalServer)
- _strDomain = "";//作用域留空,否则Cookie不能写入
- else
- _strDomain = _strDomains[i].Trim();
- break;
- }
- }
- return _strDomain;
- }
- }
- }
来源: http://www.phpxs.com/code/1004774/