JumboTCMS_src/JumboTCMS.DAL/Common.cs

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/*
 * 程序名称: JumboTCMS(将博内容管理系统通用版)
 * 
 * 程序版本: 7.x
 * 
 * 程序作者: 子木将博 (QQ：791104444@qq.com，仅限商业合作)
 * 
 * 版权申明: http://www.jumbotcms.net/about/copyright.html
 * 
 * 技术答疑: http://forum.jumbotcms.net/
 * 
 */

using System;
using System.Collections.Generic;
using System.Data;
using System.Data.OleDb;
using System.Data.SqlClient;
using System.Web;
using System.Web.UI;
using JumboTCMS.Common;
using JumboTCMS.DBUtility;

namespace JumboTCMS.DAL
{
    public class Common
    {
        public static string connectionString = Const.ConnectionString;
        public string DBType = Const.DatabaseType;
        public string ORDER_BY_RND()
        {
            /*Access版本的随机没Sql Server的好，凑合着用吧
             * */
            if (DBType == "0")
            {
                Random rand = new Random((int)DateTime.Now.Ticks);
                return "rnd(-(id+" + rand.Next(99999) + "))";
            }
            else
                return "newid()";
        }
        public string vbCrlf = "\r\n";//换行符
        protected JumboTCMS.Entity.Site site;
        public Common()
        {
            if (System.Web.HttpContext.Current.Application["jcmsV7"] == null)
            {
                System.Web.HttpContext.Current.Application.Lock();
                System.Web.HttpContext.Current.Application["jcmsV7"] = new JumboTCMS.DAL.SiteDAL().GetEntity();
                System.Web.HttpContext.Current.Application.UnLock();
            }
        }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="_formatsystem">是否初始化site</param>
        public Common(bool _formatsystem)
        {
            if (System.Web.HttpContext.Current.Application["jcmsV7"] == null)
            {