138 lines
5.3 KiB
C#
138 lines
5.3 KiB
C#
/*
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* (c) Copyright Ascensio System SIA 2010-2015
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*
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* This program is a free software product. You can redistribute it and/or
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* modify it under the terms of the GNU Affero General Public License (AGPL)
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* version 3 as published by the Free Software Foundation. In accordance with
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* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
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* that Ascensio System SIA expressly excludes the warranty of non-infringement
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* of any third-party rights.
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*
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* This program is distributed WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
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* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
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*
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* You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia,
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* EU, LV-1021.
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*
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* The interactive user interfaces in modified source and object code versions
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* of the Program must display Appropriate Legal Notices, as required under
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* Section 5 of the GNU AGPL version 3.
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*
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* Pursuant to Section 7(b) of the License you must retain the original Product
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* logo when distributing the program. Pursuant to Section 7(e) we decline to
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* grant you any rights under trademark law for use of our trademarks.
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*
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* All the Product's GUI elements, including illustrations and icon sets, as
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* well as technical writing content are licensed under the terms of the
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* Creative Commons Attribution-ShareAlike 4.0 International. See the License
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* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
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*
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*/
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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.Data;
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using System.Configuration;
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namespace FileConverterUtils2
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{
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public class DocsChange
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{
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public string data;
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public string userid;
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}
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public class DocsChanges
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{
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private delegate ErrorTypes DelegateRemove(string sKey);
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private DelegateRemove m_oRemove = null;
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public ErrorTypes GetChanges(string sKey, out List<DocsChange> aChanges)
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{
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aChanges = new List<DocsChange>();
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ErrorTypes eErrorTypes = ErrorTypes.NoError;
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try
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{
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using (IDbConnection sqlCon = GetDbConnection())
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{
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sqlCon.Open();
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using (IDbCommand oSelCommand = sqlCon.CreateCommand())
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{
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oSelCommand.CommandText = GetSELECTString(sKey);
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using (IDataReader oReader = oSelCommand.ExecuteReader())
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{
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while (true == oReader.Read())
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{
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DocsChange oDocsChange = new DocsChange();
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oDocsChange.data = Convert.ToString(oReader["dc_data"]);
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oDocsChange.userid = Convert.ToString(oReader["dc_user_id_original"]);
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aChanges.Add(oDocsChange);
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}
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}
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}
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}
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}
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catch
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{
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eErrorTypes = ErrorTypes.EditorChanges;
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}
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return eErrorTypes;
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}
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public ErrorTypes RemoveChanges(string sKey)
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{
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ErrorTypes eErrorTypes = ErrorTypes.NoError;
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try
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{
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using (IDbConnection sqlCon = GetDbConnection())
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{
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sqlCon.Open();
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using (IDbCommand oSelCommand = sqlCon.CreateCommand())
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{
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oSelCommand.CommandText = GetDELETEString(sKey);
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oSelCommand.ExecuteNonQuery();
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}
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}
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}
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catch
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{
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eErrorTypes = ErrorTypes.EditorChanges;
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}
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return eErrorTypes;
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}
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public void RemoveChangesBegin(string sKey, AsyncCallback fCallback, object oParam)
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{
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m_oRemove = RemoveChanges;
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m_oRemove.BeginInvoke(sKey, fCallback, oParam);
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}
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public ErrorTypes RemoveChangesEnd(IAsyncResult ar)
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{
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ErrorTypes eErrorTypes = ErrorTypes.NoError;
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try
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{
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eErrorTypes = m_oRemove.EndInvoke(ar);
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}
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catch
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{
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eErrorTypes = ErrorTypes.TaskResult;
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}
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return eErrorTypes;
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}
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private IDbConnection GetDbConnection()
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{
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var cs = ConfigurationManager.ConnectionStrings[ConfigurationManager.AppSettings["utils.taskqueue.db.connectionstring"]];
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var dbProvider = System.Data.Common.DbProviderFactories.GetFactory(cs.ProviderName);
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var connection = dbProvider.CreateConnection();
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connection.ConnectionString = cs.ConnectionString;
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return connection;
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}
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private string GetSELECTString(string sKey)
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{
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return string.Format("SELECT * FROM doc_changes WHERE dc_key='{0}' ORDER BY dc_change_id ASC;", sKey);
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}
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private string GetDELETEString(string sKey)
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{
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return string.Format("DELETE FROM doc_changes WHERE dc_key='{0}';", sKey);
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}
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}
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}
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