初始化

Face.Services/Extensions/CookieExtensions.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Web;
+
+namespace Face.Services.Extensions
+{
+    /// <summary>
+    /// cookie扩展
+    /// </summary>
+    public static class CookieExtensions
+    {
+        /// <summary>
+        /// 写cookie值
+        /// </summary>
+        /// <param name="strName">名称</param>
+        /// <param name="strValue">值</param>
+        public static void WriteCookie(string strName, string strValue)
+        {
+            HttpCookie httpCookie = HttpContext.Current.Request.Cookies[strName];
+            if (httpCookie == null)
+            {
+                httpCookie = new HttpCookie(strName);
+            }
+            httpCookie.Value = strValue;
+            HttpContext.Current.Response.AppendCookie(httpCookie);
+        }
+
+        /// <summary>
+        /// 写cookie值
+        /// </summary>
+        /// <param name="strName">名称</param>
+        /// <param name="strValue">值</param>
+        /// <param name="strValue">过期时间(分钟)</param>
+        public static void WriteCookie(string strName, string strValue, int expires)
+        {
+            HttpCookie httpCookie = HttpContext.Current.Request.Cookies[strName];
+            if (httpCookie == null)
+            {
+                httpCookie = new HttpCookie(strName);
+            }
+            httpCookie.Value = strValue;
+            httpCookie.Expires = DateTime.Now.AddMinutes((double)expires);
+            HttpContext.Current.Response.AppendCookie(httpCookie);
+        }
+
+        /// <summary>
+        /// 读cookie值
+        /// </summary>
+        /// <param name="strName">名称</param>
+        /// <returns>cookie值</returns>
+        public static string GetCookie(string strName)
+        {
+            if (HttpContext.Current.Request.Cookies != null && HttpContext.Current.Request.Cookies[strName] != null)
+            {
+                return HttpContext.Current.Request.Cookies[strName].Value.ToString();
+            }
+            return "";
+        }
+
+        /// <summary>
+        /// 检查Cookie,如果存在则为true
+        /// </summary>
+        /// <param name="strName"></param>
+        /// <returns></returns>
+        public static bool CheckCookie(string strName)
+        {
+            return HttpContext.Current.Request.Cookies[strName] != null;
+        }
+
+        /// <summary>
+        /// 删除Cookie
+        /// </summary>
+        /// <param name="strName"></param>
+        public static void RemoveCookie(string strName)
+        {
+            HttpContext.Current.Request.Cookies.Remove(strName);
+        }
+    }
+}