/*
* Created on 12-MAr-2008
* Copyright (C) 2008 by Andrea Vacondio.
*
*
* This library is provided under dual licenses.
* You may choose the terms of the Lesser General Public License version 2.1 or the General Public License version 2
* License at your discretion.
*
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License.
*
* This library 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.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*
*
* This program is free software; you can redistribute it and/or modify it under the terms of the
* GNU General Public License as published by the Free Software Foundation;
* either version 2 of the License.
*
* 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 General Public License for more details.
* You should have received a copy of the GNU General Public License along with this program;
* if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package org.pdfsam.console.business.parser.validators;
import java.io.File;
import java.util.HashSet;
import java.util.Iterator;
import jcmdline.BooleanParam;
import jcmdline.CmdLineHandler;
import jcmdline.FileParam;
import jcmdline.PdfFileParam;
import jcmdline.StringParam;
import jcmdline.dto.PdfFile;
import org.pdfsam.console.business.dto.Transition;
import org.pdfsam.console.business.dto.commands.AbstractParsedCommand;
import org.pdfsam.console.business.dto.commands.SlideShowParsedCommand;
import org.pdfsam.console.business.parser.validators.interfaces.AbstractCmdValidator;
import org.pdfsam.console.exceptions.console.ConsoleException;
import org.pdfsam.console.exceptions.console.ParseException;
import org.pdfsam.console.exceptions.console.SlideShowException;
import org.pdfsam.console.utils.FileUtility;
import org.pdfsam.console.utils.ValidationUtility;
/**
* CmdValidator for the slideshow command
* @author Andrea Vacondio
*/
public class SlideShowCmdValidator extends AbstractCmdValidator {
protected AbstractParsedCommand validateArguments(CmdLineHandler cmdLineHandler) throws ConsoleException {
SlideShowParsedCommand parsedCommandDTO = new SlideShowParsedCommand();
if(cmdLineHandler != null){
//-o
FileParam oOption = (FileParam) cmdLineHandler.getOption(SlideShowParsedCommand.O_ARG);
if ((oOption.isSet())){
File outFile = oOption.getFile();
ValidationUtility.assertValidDirectory(outFile);
parsedCommandDTO.setOutputFile(outFile);
}else{
throw new ParseException(ParseException.ERR_NO_O);
}
//-p
StringParam pOption = (StringParam) cmdLineHandler.getOption(SlideShowParsedCommand.P_ARG);
if(pOption.isSet()){
parsedCommandDTO.setOutputFilesPrefix(pOption.getValue());
}
//-f
PdfFileParam fOption = (PdfFileParam) cmdLineHandler.getOption(SlideShowParsedCommand.F_ARG);
if(fOption.isSet()){
PdfFile inputFile = fOption.getPdfFile();
ValidationUtility.assertValidPdfExtension(inputFile.getFile().getName());
parsedCommandDTO.setInputFile(FileUtility.getPdfFile(inputFile));
}else{
throw new ParseException(ParseException.ERR_NO_F);
}
//-t
StringParam tOption = (StringParam) cmdLineHandler.getOption(SlideShowParsedCommand.T_ARG);
if(tOption.isSet()){
HashSet transitionsList = new HashSet(tOption.getValues().size());
for(Iterator tIterator = tOption.getValues().iterator(); tIterator.hasNext();){
String transition = (String) tIterator.next();
Transition transitionObject = stringToTransition(transition);
if(!transitionsList.add(transitionObject)){
throw new SlideShowException(SlideShowException.UNABLE_TO_ADD_TRANSITION, new String[]{transition,transitionObject.toString()});
}
}
parsedCommandDTO.setTransitions((Transition[])transitionsList.toArray(new Transition[transitionsList.size()]));
}
//-dt
StringParam dtOption = (StringParam) cmdLineHandler.getOption(SlideShowParsedCommand.DT_ARG);
if(dtOption.isSet()){
parsedCommandDTO.setDefaultTransition(stringToTransition(dtOption.getValue()));
}
//-l
FileParam lOption = (FileParam) cmdLineHandler.getOption(SlideShowParsedCommand.L_ARG);
if(lOption.isSet()){
if(lOption.getFile().getPath().toLowerCase().endsWith(XML_EXTENSION)){
parsedCommandDTO.setInputXmlFile(lOption.getFile());
}else{
throw new ParseException(ParseException.ERR_NOT_XML);
}
}
//-fullscreen
parsedCommandDTO.setFullScreen(((BooleanParam) cmdLineHandler.getOption(SlideShowParsedCommand.FULLSCREEN_ARG)).isTrue());
}else{
throw new ConsoleException(ConsoleException.CMD_LINE_HANDLER_NULL);
}
return parsedCommandDTO;
}
/**
* converts from the input string to the Transition object
* @param inputString
* @return corresponding Transition instance
* @throws ConsoleException
*/
private Transition stringToTransition(String inputString) throws ConsoleException{
Transition retVal = null;
if(inputString!= null && inputString.length()>0){
String[] transParams = inputString.split(":");
if(transParams.length>2){
try{
String transition = transParams[0];
int transitionDuration = Integer.parseInt(transParams[1]);
int duration = Integer.parseInt(transParams[2]);
int pageNumber = (transParams.length>3)? Integer.parseInt(transParams[3]): Transition.EVERY_PAGE;
retVal = new Transition(pageNumber, transitionDuration, transition, duration);
}catch(Exception e){
throw new SlideShowException(SlideShowException.ERR_BAD_INPUT_STRING, new String[]{inputString}, e);
}
}else{
throw new SlideShowException(SlideShowException.ERR_UNCOMPLETE_INPUT_STRING, new String[]{inputString});
}
}else{
throw new SlideShowException(SlideShowException.ERR_EMPTY_INPUT_STRING);
}
return retVal;
}
}