lserp_cs_6.0/插件库/Lskj.AttachStart/Service/LSDBManage.cs

using System;
using System.Collections.Generic;
using System.Data;
using System.Data.SqlClient;
using System.Runtime.InteropServices;
using System.Text;

namespace Lskj.AttachStart.Service
{
    internal class LSDBManage
    {
        public SqlConnection conn = null;
        public static string connectionStr = "";
        public static Dictionary<string, LSDBManage> dbmanageList = new Dictionary<string, LSDBManage>();

        public int checkFileLockState(int fileId, int parentId, string name)
        {
            int num = 0;
            try
            {
                SqlParameter[] parameterArray = new SqlParameter[] { new SqlParameter("@RetParam", SqlDbType.Int), new SqlParameter("@fileId", SqlDbType.Int), new SqlParameter("@parentId", SqlDbType.Int), new SqlParameter("@name", SqlDbType.VarChar, 64) };
                parameterArray[0].Direction = ParameterDirection.ReturnValue;
                parameterArray[1].Value = fileId;
                parameterArray[2].Value = parentId;
                parameterArray[3].Value = name;
                using (SqlCommand command = new SqlCommand("pr_fm_CheckFileLockState", this.conn))
                {
                    command.CommandType = CommandType.StoredProcedure;
                    foreach (SqlParameter parameter in parameterArray)
                    {
                        command.Parameters.Add(parameter);
                    }
                    command.ExecuteNonQuery();
                    num = int.Parse(parameterArray[0].Value.ToString());
                }
            }
            catch (Exception exception)
            {
                //PubUtils.WriteLog("LSDBManage.createFile error is : {0}  ", new object[] { exception });
            }
            return num;
        }

        public int createFile(int parentId, string name, int fileSize, int creator, int productId)
        {
            int num = 0;
            try
            {
                SqlParameter[] parameterArray = new SqlParameter[] { new SqlParameter("@RetParam", SqlDbType.Int), new SqlParameter("@parentId", SqlDbType.Int), new SqlParameter("@name", SqlDbType.VarChar, 500), new SqlParameter("@fileSize", SqlDbType.Int), new SqlParameter("@creator", SqlDbType.Int), new SqlParameter("@productId", SqlDbType.Int) };
                parameterArray[0].Direction = ParameterDirection.ReturnValue;
                parameterArray[1].Value = parentId;
                parameterArray[2].Value = name;
                parameterArray[3].Value = fileSize;
                parameterArray[4].Value = creator;
                parameterArray[5].Value = productId;
                using (SqlCommand command = new SqlCommand("pr_fm_createFile", this.conn))
                {
                    command.CommandType = CommandType.StoredProcedure;
                    foreach (SqlParameter parameter in parameterArray)
                    {
                        command.Parameters.Add(parameter);
                    }
                    command.ExecuteNonQuery();
                    num = int.Parse(parameterArray[0].Value.ToString());
                }
            }
            catch (Exception exception)
            {
                //PubUtils.WriteLog("LSDBManage.createFile error is : {0}  ", new object[] { exception });
            }
            return num;
        }

        public bool deleteFile(int fileId)
        {
            bool flag = false;
            try
            {
                SqlParameter[] parameterArray = new SqlParameter[] { new SqlParameter("@RetParam", SqlDbType.Int), new SqlParameter("@fileId", SqlDbType.Int) };
                parameterArray[0].Direction = ParameterDirection.ReturnValue;
                parameterArray[1].Value = fileId;
                using (SqlCommand command = new SqlCommand("pr_fm_deleteFile", this.conn))
                {
                    command.CommandType = CommandType.StoredProcedure;
                    foreach (SqlParameter parameter in parameterArray)
                    {
                        command.Parameters.Add(parameter);
                    }
                    command.ExecuteNonQuery();
                    flag = int.Parse(parameterArray[0].Value.ToString()) == 1;
                }
            }
            catch (Exception exception)
            {
                //PubUtils.WriteLog("LSDBManage.deleteFile fileId={0}  error is : {1}  ", new object[] { fileId, exception });
            }
            return flag;
        }

        public bool existFile(int parentId, string name)
        {
            bool flag = false;
            try
            {
                SqlCommand command = new SqlCommand(string.Format("select * from P_fm_FileTab where parentId={0} and sName='{1}'", parentId, name), this.conn)
                {
                    CommandType = CommandType.Text
                };
                using (SqlDataReader reader = command.ExecuteReader())
                {
                    if (reader.Read())
                    {
                        flag = true;
                    }
                }
                command.Dispose();
            }
            catch (Exception exception)
            {
                //PubUtils.WriteLog("LSDBManage.existFile error is : {0}  ", new object[] { exception });
            }
            return flag;
        }

        public string getAbsoluteFile(int dwFileId)
        {
            if (dwFileId <= 0)
            {
                return "";
            }
            string str = "";
            try
            {
                using (SqlDataReader reader = this.querySql(string.Format("select dbo.[fun_fm_getAbsolutePath]({0}) as absolutePath", dwFileId)))
                {
                    if ((reader != null) && reader.Read())
                    {
                        str = reader["absolutePath"].ToString();
                    }
                }
            }
            catch (Exception exception)
            {
                //PubUtils.WriteLog("LSDBManage.getAbsoluteFile error is : {0}  ", new object[] { exception });
            }
            return str;
        }

        public SqlDataReader getDownloadFileList(int parentId, string fileIds, string strProductIds)
        {
            try
            {
                SqlCommand command = new SqlCommand("pr_fm_getDownloadFileInfo", this.conn)
                {
                    CommandType = CommandType.StoredProcedure
                };
                SqlParameter[] parameterArray = new SqlParameter[] { new SqlParameter("@parentId", SqlDbType.Int), new SqlParameter("@fileIds", SqlDbType.VarChar, 1000), new SqlParameter("@productIds", SqlDbType.VarChar, 1000) };
                parameterArray[0].Value = parentId;
                parameterArray[1].Value = fileIds;
                parameterArray[2].Value = strProductIds;
                command.Parameters.Add(parameterArray[0]);
                command.Parameters.Add(parameterArray[1]);
                command.Parameters.Add(parameterArray[2]);
                return command.ExecuteReader();
            }
            catch (Exception exception)
            {
                //PubUtils.WriteLog("LSDBManage.getDownloadFileList error is : {0}  ", new object[] { exception });
            }
            return null;
        }

        public string getRelativePath(int parentId)
        {
            if (parentId <= 0)
            {
                return "";
            }
            string str = "";
            try
            {
                using (SqlDataReader reader = this.querySql(string.Format("select dbo.[fun_fm_getRelativePath]({0}) as relativePath", parentId)))
                {
                    if ((reader != null) && reader.Read())
                    {
                        str = reader["relativePath"].ToString();
                    }
                }
            }
            catch (Exception exception)
            {
                //PubUtils.WriteLog("LSDBManage.getRelativePath error is : {0}  ", new object[] { exception });
            }
            return str;
        }

        public SqlDataReader querySql(string strSql)
        {
            try
            {
                SqlCommand command = new SqlCommand(strSql, this.conn)
                {
                    CommandType = CommandType.Text
                };
                return command.ExecuteReader();
            }
            catch (Exception exception)
            {
                //PubUtils.WriteLog("LSDBManage.querySql error is : {0}  ", new object[] { exception });
            }
            return null;
        }
    }
}