Backup/Discuz.Web/space/Data/SqlDataProvider.cs

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using System;
using System.Text;
using System.IO;
using System.Data;
using System.Data.SqlClient;

using Discuz.Data;
using Discuz.Entity;
using Discuz.Config;
using System.Data.Common;
using Discuz.Common;
using Discuz.Common.Generic;

namespace Discuz.Space.Data
{
    public class DataProvider 
    {
        /// <summary>
        /// SQL SERVER SQL语句转义
        /// </summary>
        /// <param name="str">需要转义的关键字符串</param>
        /// <param name="pattern">需要转义的字符数组</param>
        /// <returns>转义后的字符串</returns>
        private string RegEsc(string str)
        {
            string[] pattern = { @"%", @"_", @"'" };
            foreach (string s in pattern)
            {
                switch (s)
                {
                    case "%":
                        str = str.Replace(s, "[%]");
                        break;
                    case "_":
                        str = str.Replace(s, "[_]");
                        break;
                    case "'":
                        str = str.Replace(s, "['']");
                        break;
                }
            }
            return str;
        }

        private DbParameter[] GetDateSpanParms(string startdate, string enddate)
        {
            DbParameter[] parms = new DbParameter[2];
            if (!Utils.StrIsNullOrEmpty(startdate))
                parms[0] = DbHelper.MakeInParam("@startdate", (DbType)SqlDbType.DateTime, 8, DateTime.Parse(startdate));

            if (!Utils.StrIsNullOrEmpty(enddate))
                parms[1] = DbHelper.MakeInParam("@enddate", (DbType)SqlDbType.DateTime, 8, DateTime.Parse(enddate).AddDays(1));

            return parms;
        }

        public int AddSpacePhoto(PhotoInfo photoinfo)
        {
            DbParameter[] parms = 
				{