/// <summary>
        ///
        /// </summary>
        /// <param name="strUserName"></param>
        /// <param name="strPassword"></param>
        /// <param name="bolAutoSave"></param>
        /// <returns>0:成功 1:失败</returns>
        public static int doLogin(string strUserName, string strPassword, bool bolAutoSave)
        {
            int iRet = doLoginEx(strUserName, EncryptClass.MD5(strPassword), bolAutoSave);

            if (iRet == 0)
            {
                CookieHelper.WriteCookie(HttpContext.Current.Response.Cookies["EMAIL"].ToString(), EncryptClass.Encode(strUserName));
                CookieHelper.WriteCookie(HttpContext.Current.Response.Cookies["PASSWORD"].ToString(), EncryptClass.Encode(strPassword));

                if (bolAutoSave)
                {
                    HttpContext.Current.Response.Cookies["EMAIL"].Expires    = DateTime.Now.AddMonths(1);
                    HttpContext.Current.Response.Cookies["PASSWORD"].Expires = DateTime.Now.AddMonths(1);
                }
            }
            return(iRet);
        }
        public static int doAutoLogin(HttpContext context)
        {
            if (HttpContext.Current.Session[UserConstant.SESSION_USERINFO] != null)
            {
                return(0);
            }
            if (context.Request.Cookies["EMAIL"] == null || context.Request.Cookies["PASSWORD"] == null)
            {
                return(1);
            }
            else
            {
                //保存密码 将密码解码后重新登陆一下

                string strName = EncryptClass.Decode(context.Request.Cookies["EMAIL"].Value);
                string strPass = EncryptClass.Decode(context.Request.Cookies["PASSWORD"].Value);

                if ((strName.Trim() != "" && strPass.Trim() != "") && LoginService.doLogin(strName.Trim(), strPass.Trim(), false) == 0)
                {
                    return(0);
                }
            }
            return(1);
        }