工具类

/// <summary>
        /// md5加密方式
        /// </summary>
        /// <param name="str">原字符串</param>
        /// <param name="code">16，32 位</param>
        /// <returns>加密后的字符串</returns>
        public static string MD5(string str, int code)
        {
            if (code == 16)
            {
                return System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(str, "md5").ToLower().Substring(8, 16);
            }
            if (code == 32)
            {
                return System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(str, "md5").ToUpper();
            }
            return str;
        }

        // 返回指定字符串的值

        public static string TagVal(string Tag, string TagName)
        {
            string[] strArray = Tag.Split(new char[] { ',' });
            for (int i = 0; i < strArray.Length; i++)
            {
                Regex regex = new Regex(@"(?<Keyword>\w+)\s*=\s*(?<Value>.*)", RegexOptions.Compiled | RegexOptions.IgnoreCase);
                for (Match match = regex.Match(strArray[i]); match.Success; match = match.NextMatch())
                {
                    if (match.Groups["Keyword"].ToString().ToLower().IndexOf(TagName.ToLower()) != -1)
                    {
                        return match.Groups["Value"].ToString();
                    }
                }
            }
            return "";
        }


        /// <summary>
        /// 弹出消息框
        /// </summary>
        /// <param name="message">消息内容</param>
        public static void Alert(string message, System.Web.UI.Page page)
        {
            string js = "<script language=javascript>alert('{0}');</script>";
            if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "AlertAndRedirect"))
            {
                page.ClientScript.RegisterStartupScript(page.GetType(), "Alert", string.Format(js, message));
            }
        }




        /// <summary>
        /// 重写URL，分页函数
        /// </summary>
        /// <param name="RecordCount">记录总数</param>
        /// <param name="PageSize">分页大小</param>
        /// <param name="PageIndex">当前页</param>
        /// <param name="PageList">循环页码个数</param>
        /// <param name="strWhere">参数</param>
        /// <param name="cssClass">页面</param>
        /// <returns>分页字符串</returns>
        public static string GetPageListManage(string url, int RecordCount, int PageSize, int PageIndex, int PageList, string strWhere)
        {
            StringBuilder strPage = new StringBuilder();
            if (PageSize <= 0) PageSize = 1;
            int PageCount = (RecordCount + PageSize - 1) / PageSize;
            int PageTemp = 0;
            if (PageIndex > PageCount)
            {
                PageIndex = PageCount;
            }
            else if (PageIndex <= 0)
            {
                PageIndex = 1;
            }

            //新的分页
            strPage.AppendFormat("<div class=\"bigPage\">");
            strPage.AppendFormat("<a href=\"" + url + "?page={0}\" onfocus=\"this.blur()\" class=\"previous\" beginpage=\"1\">上一页</a>", PageIndex - 1 <= 0 ? 1 : PageIndex - 1, strWhere);
            PageTemp = ((PageIndex - 1) / PageList) * PageList + 1;
            int i = 1;
            while (i <= PageList && PageTemp <= PageCount)
            {
                i++;
                strPage.AppendFormat(PageTemp == PageIndex ? "<a class=\"hover\">{0}</a>" : "<a style='margin-left:5px;margin-right:5px;' href=\"" + url + "?page={0}\" onfocus=\"this.blur()\">{0}</a>", PageTemp++);
            }

            if (PageCount > 10)
            {
                strPage.AppendFormat("<span>...</span>");
            }

            strPage.AppendFormat("<a href=\"" + url + "?page={0}\" class=\"previous\" onfocus=\"this.blur()\">下一页</a>", PageIndex + 1 > PageCount ? PageCount : PageIndex + 1, strWhere);
            strPage.AppendFormat(" </div>");
            return strPage.ToString();
        }