/*!
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* Copyright (c) 2002-2013 Pentaho Corporation.. All rights reserved.
*/
package org.pentaho.platform.web.http.api.resources;
import org.apache.commons.lang.StringUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.pentaho.platform.api.engine.IPentahoSession;
import org.pentaho.platform.api.repository2.unified.IUnifiedRepository;
import org.pentaho.platform.api.repository2.unified.RepositoryFile;
import org.pentaho.platform.api.usersettings.IUserSettingService;
import org.pentaho.platform.api.usersettings.pojo.IUserSetting;
import org.pentaho.platform.engine.core.system.PentahoSessionHolder;
import org.pentaho.platform.engine.core.system.PentahoSystem;
import org.pentaho.platform.repository.RepositoryFilenameUtils;
import org.pentaho.platform.repository2.ClientRepositoryPaths;
/**
* @author Rowell Belen
*/
public class SchedulerOutputPathResolver {
final String DEFAULT_SETTING_KEY = "default-scheduler-output-path";
private static final Log logger = LogFactory.getLog( SchedulerOutputPathResolver.class );
private IUnifiedRepository repository = PentahoSystem.get( IUnifiedRepository.class );
private IPentahoSession pentahoSession = PentahoSessionHolder.getSession();
private IUserSettingService getSettingsService() {
if ( settingsService == null ) {
settingsService = PentahoSystem.get( IUserSettingService.class, pentahoSession );
}
return settingsService;
}
private IUserSettingService settingsService;
private JobScheduleRequest scheduleRequest;
public SchedulerOutputPathResolver( JobScheduleRequest scheduleRequest ) {
this.scheduleRequest = scheduleRequest;
}
public String resolveOutputFilePath() {
String fileName = RepositoryFilenameUtils.getBaseName( scheduleRequest.getInputFile() ); // default file name
if ( !StringUtils.isEmpty( scheduleRequest.getJobName() ) ) {
fileName = scheduleRequest.getJobName(); // use job name as file name if exists
}
String fileNamePattern = "/" + fileName + ".*";
String outputFilePath = scheduleRequest.getOutputFile();
if ( StringUtils.isNotBlank( outputFilePath ) && isValidOutputPath( outputFilePath ) ) {
return outputFilePath + fileNamePattern; // return if valid
}
// evaluate fallback output paths
String[] fallBackPaths = new String[] { getUserSettingOutputPath(), // user setting
getSystemSettingOutputPath(), // system setting
getUserHomeDirectoryPath() // home directory
};
for ( String path : fallBackPaths ) {
if ( StringUtils.isNotBlank( path ) && isValidOutputPath( path ) ) {
return path + fileNamePattern; // return the first valid path
}
}
return null; // it should never reach here
}
private boolean isValidOutputPath( String path ) {
try {
RepositoryFile repoFile = repository.getFile( path );
if ( repoFile != null && repoFile.isFolder() ) {
return true;
}
} catch ( Exception e ) {
logger.warn( e.getMessage(), e );
}
return false;
}
private String getUserSettingOutputPath() {
try {
IUserSetting userSetting = getSettingsService().getUserSetting( DEFAULT_SETTING_KEY, null );
if ( userSetting != null && StringUtils.isNotBlank( userSetting.getSettingValue() ) ) {
return userSetting.getSettingValue();
}
} catch ( Exception e ) {
logger.warn( e.getMessage(), e );
}
return null;
}
private String getSystemSettingOutputPath() {
try {
return PentahoSystem.getSystemSettings().getSystemSetting( DEFAULT_SETTING_KEY, null );
} catch ( Exception e ) {
logger.warn( e.getMessage(), e );
}
return null;
}
private String getUserHomeDirectoryPath() {
try {
return ClientRepositoryPaths.getUserHomeFolderPath( pentahoSession.getName() );
} catch ( Exception e ) {
logger.warn( e.getMessage(), e );
}
return null;
}
}