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343 lines
11 KiB
343 lines
11 KiB
4 years ago
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Xml;
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using System.Data;
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using QMFrameWork.Log;
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using QMFrameWork.Data;
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using QMFrameWork.Data.Attributes;
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using QMFrameWork.Common.Util;
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using QMAPP.Entity;
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using QMAPP.DAL.Sys;
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using QMAPP.Entity.Sys;
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namespace QMAPP.DAL
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{
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/// </summary>
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/// 数据层基类
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/// 作 者：李炳海
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/// 编写日期：2015年01月07日
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/// </summary>
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public class BaseDAL
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{
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/// <summary>
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/// 数据会话
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/// </summary>
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public IDataSession BaseSession = null;
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#region 逻辑删除
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/// <summary>
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/// 逻辑删除
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/// </summary>
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/// <typeparam name="T">实体类型</typeparam>
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/// <param name="info">实体</param>
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/// <returns>删除行数</returns>
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public int LogicDelete<T>(T info) where T : new()
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{
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int count = 0;
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string tableName = "";
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string sql = "";
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string where = "";
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string UPDATEUSR = "";
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T oldInfo = default(T);
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DataChangeManageDAL markManager = new DataChangeManageDAL();
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List<DataParameter> parameters = new List<DataParameter>();
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try
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{
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//获取表名
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Type type = typeof(T);
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object[] attrsClassAtt = type.GetCustomAttributes(typeof(DBTableAttribute), true);
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DBTableAttribute tableAtt = (DBTableAttribute)attrsClassAtt[0];
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tableName = tableAtt.TableName;
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//获取主键信息
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Dictionary<string, object> pkColumns = new DataQueryHelper().GetPkColumns<T>(info);
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UPDATEUSR = BindHelper.GetPropertyValue(info, "UPDATE_USER") == null ? "" : BindHelper.GetPropertyValue(info, "UPDATEUSER").ToString();
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//获取原实体
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oldInfo = (T)(info as BaseEntity).Clone();
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oldInfo = this.BaseSession.Get<T>(info);
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//逻辑删除
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sql = string.Format("UPDATE {0} SET FLAG_DEL=1,UPDATE_DATE=GETDATE(),UPDATE_USER=@UPDATE_USER WHERE ", tableName, UPDATEUSR);
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parameters.Add(new DataParameter("UPDATE_USER", UPDATEUSR));
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foreach (string key in pkColumns.Keys)
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{
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where += " AND " + key + " = @" + key;
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parameters.Add(new DataParameter(key, pkColumns[key]));
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}
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sql += where.Substring(4);
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sql = this.ChangeSqlByDB(sql, this.BaseSession);
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count = this.BaseSession.ExecuteSql(sql, parameters.ToArray());
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//记录痕迹
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markManager.Session = this.BaseSession;
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markManager.RecordDataChangeMark<T>(DataOprType.Delete, UPDATEUSR, oldInfo, info);
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return count;
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}
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catch (Exception ex)
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{
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throw ex;
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}
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}
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#endregion
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#region 变更痕迹保留
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/// <summary>
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/// 新增痕迹保留
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/// </summary>
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/// <typeparam name="T">实体类型</typeparam>
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/// <param name="info">实体信息</param>
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/// <returns>影响行数</returns>
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public int InsertWithMark<T>(T info) where T : new()
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{
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int count = 0;
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DataChangeManageDAL markManager = new DataChangeManageDAL();
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try
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{
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//获取操作人
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object oprUserValue = QMFrameWork.Common.Util.BindHelper.GetPropertyValue(info, "CREATEUSER");
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string oprUser = oprUserValue == null ? "" : oprUserValue.ToString();
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//插入记录
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count=this.BaseSession.Insert<T>(info);
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//记录痕迹
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markManager.Session = this.BaseSession;
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markManager.RecordDataChangeMark<T>(DataOprType.Insert,oprUser, default(T), info);
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return count;
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}
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catch (Exception ex)
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{
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throw ex;
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}
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}
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/// <summary>
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/// 更新痕迹保留
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/// </summary>
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/// <typeparam name="T">实体类型</typeparam>
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/// <param name="info">实体信息</param>
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/// <returns>影响行数</returns>
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public int UpdateWithMark<T>(T info) where T : new()
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{
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int count = 0;
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T oldInfo = default(T);
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DataChangeManageDAL markManager = new DataChangeManageDAL();
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try
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{
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//获取原实体
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oldInfo = (T)(info as BaseEntity).Clone();
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oldInfo = this.BaseSession.Get<T>(oldInfo);
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//更新
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count = this.BaseSession.Update<T>(info);
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//获取操作人
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object oprUserValue = QMFrameWork.Common.Util.BindHelper.GetPropertyValue(info, "UPDATEUSER");
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string oprUser = oprUserValue == null ? "" : oprUserValue.ToString();
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//记录痕迹
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markManager.Session = this.BaseSession;
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markManager.RecordDataChangeMark<T>(DataOprType.Update,oprUser, oldInfo, info);
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return count;
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}
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catch (Exception ex)
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{
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throw ex;
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}
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}
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/// <summary>
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/// 删除痕迹保留
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/// </summary>
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/// <typeparam name="T">实体类型</typeparam>
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/// <param name="info">实体信息</param>
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/// <returns>影响行数</returns>
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public int DeleteWithMark<T>(T info) where T : new()
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{
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int count = 0;
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List<DataParameter> parameters = new List<DataParameter>();
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T oldInfo = default(T);
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DataChangeManageDAL markManager = new DataChangeManageDAL();
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try
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{
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//获取原实体
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oldInfo = (T)(info as BaseEntity).Clone();
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oldInfo = this.BaseSession.Get<T>(info);
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//删除
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count = this.BaseSession.Delete<T>(info);
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//获取操作人
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object oprUserValue = QMFrameWork.Common.Util.BindHelper.GetPropertyValue(info, "UPDATEUSER");
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string oprUser = oprUserValue == null ? "" : oprUserValue.ToString();
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//记录痕迹
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markManager.Session = this.BaseSession;
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markManager.RecordDataChangeMark<T>(DataOprType.Delete,oprUser, oldInfo, info);
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return count;
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}
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catch (Exception ex)
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{
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throw ex;
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}
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}
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#endregion
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#region Sql转换
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/// <summary>
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/// Sql转换
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/// </summary>
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/// <param name="sql">转换前Sql</param>
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/// <param name="session">session</param>
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/// <returns>转换后sql</returns>
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public string ChangeSqlByDB(string sql, IDataSession session)
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{
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return sql.Replace("@", session.DbHelper.GetParameterPrefix());
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}
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#endregion
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#region 获取数据库时间
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/// <summary>
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/// 获取数据库时间
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/// </summary>
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/// <returns>数据库时间</returns>
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public DateTime GetDbNowTime()
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{
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DateTime nowTime;
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string sql = null;
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try
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{
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sql = "SELECT GETDATE()";
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using (IDataSession session = AppDataFactory.CreateMainSession())
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{
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nowTime = (DateTime)session.ExecuteSqlScalar(sql);
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}
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return nowTime;
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}
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catch (Exception ex)
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{
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throw ex;
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}
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}
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#endregion
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#region 获取权限过滤语句
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/// <summary>
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/// 获取权限过滤语句
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/// </summary>
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/// <typeparam name="T">实体类型</typeparam>
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/// <param name="tblName">表名(别名)</param>
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/// <param name="indexName">关联字段</param>
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/// <param name="userID">用户主键</param>
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/// <returns>过滤语句</returns>
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public string GetFilterByPowerSql<T>(string tblName, string indexName, string userID)
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{
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return this.GetFilterByPowerSql<T>(tblName, indexName, new LoginInfo { UserID = userID });
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}
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/// <summary>
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/// 获取权限过滤语句
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/// </summary>
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/// <typeparam name="T">实体类型</typeparam>
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/// <param name="tblName">表名(别名)</param>
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/// <param name="indexName">关联字段</param>
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/// <param name="login">登录信息</param>
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/// <returns>过滤语句</returns>
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public string GetFilterByPowerSql<T>(string tblName, string indexName, LoginInfo login)
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{
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string where = "";
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//判断是否为管理员
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if (!string.IsNullOrEmpty(login.IsAdmin) && login.IsAdmin.ToLower() == "true")
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{
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return where;
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}
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//权限过滤语句
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switch ((typeof(T)).Name)
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{
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case "Corp":
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where = string.Format("SELECT CORPID FROM T_BD_EMPLOYEECORP WHERE USERID = '{0}' AND CORPID=" + tblName + "." + indexName, login.UserID);
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break;
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case "Line":
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where = string.Format("SELECT LINEID FROM T_BD_EMPLOYEELINE WHERE USERID = '{0}' AND LINEID=" + tblName + "." + indexName, login.UserID);
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break;
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case "MatSort":
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where = string.Format("SELECT MATSORTID FROM T_BD_EMPLOYEEMATSORT WHERE USERID = '{0}' AND MATSORTID=" + tblName + "." + indexName, login.UserID);
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break;
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}
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if (where != "")
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{
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where = " AND EXISTS(" + where + ")";
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}
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return where;
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}
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#endregion
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#region SQL查询特殊字符的处理
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/// <summary>
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/// SQL查询特殊字符的处理
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/// </summary>
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/// <param name="sql">sql语句</param>
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/// <returns>转换后的sql</returns>
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public string EscapeValue(string sql)
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{
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//sql = sql.Replace("", ""); // ADO.Net已经做了，不要自己做
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sql = sql.Replace("[", "[[]"); // 这句话一定要在下面两个语句之前，否则作为转义符的方括号会被当作数据被再次处理
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sql = sql.Replace("_", "[_]");
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sql = sql.Replace("%", "[%]");
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return sql;
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}
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#endregion
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#region 输出异常日志
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/// <summary>
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/// 输出异常日志
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/// </summary>
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/// <param name="ex">异常</param>
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/// <param name="info">自定义异常信息</param>
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public void RecordExceptionLog(Exception ex,string info)
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{
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LogManager.LogHelper.Error(new LogInfo()
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{
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ErrorInfo = ex,
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Tag = ex.StackTrace,
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Info = info
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});
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}
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#endregion
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}
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}
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