001    /**
002     * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.upgrade.v5_2_3;
016    
017    import com.liferay.portal.kernel.upgrade.UpgradeProcess;
018    import com.liferay.portal.kernel.upgrade.util.UpgradeTable;
019    import com.liferay.portal.kernel.upgrade.util.UpgradeTableFactoryUtil;
020    import com.liferay.portal.kernel.util.StringBundler;
021    import com.liferay.portal.upgrade.v5_2_3.util.WikiPageTable;
022    
023    /**
024     * @author Brian Wing Shun Chan
025     */
026    public class UpgradeWiki extends UpgradeProcess {
027    
028            protected void doUpgrade() throws Exception {
029                    try {
030                            runSQL("alter_column_type WikiPage title VARCHAR(255) null");
031                    }
032                    catch (Exception e) {
033    
034                            // WikiPage
035    
036                            UpgradeTable upgradeTable = UpgradeTableFactoryUtil.getUpgradeTable(
037                                    WikiPageTable.TABLE_NAME, WikiPageTable.TABLE_COLUMNS);
038    
039                            upgradeTable.setCreateSQL(WikiPageTable.TABLE_SQL_CREATE);
040    
041                            upgradeTable.updateTable();
042                    }
043    
044                    // groupId
045    
046                    updateGroupId();
047            }
048    
049            protected void updateGroupId() throws Exception {
050                    StringBundler sb = new StringBundler(2);
051    
052                    sb.append("update WikiPage set groupId = (select groupId from ");
053                    sb.append("WikiNode where WikiNode.nodeId = WikiPage.nodeId)");
054    
055                    runSQL(sb.toString());
056            }
057    
058    }