/**
* OpenKM, Open Document Management System (http://www.openkm.com)
* Copyright (c) 2006-2011 Paco Avila & Josep Llort
*
* No bytes were intentionally harmed during the development of this application.
*
* 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, or
* (at your option) any later version.
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
package com.openkm.servlet;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.io.FileUtils;
import org.apache.commons.io.IOUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.openkm.api.OKMDocument;
import com.openkm.bean.Document;
import com.openkm.core.ConversionException;
import com.openkm.core.DatabaseException;
import com.openkm.core.PathNotFoundException;
import com.openkm.core.RepositoryException;
import com.openkm.util.DocConverter;
import com.openkm.util.WebUtils;
/**
* Only for enjoy
*/
public class TextToSpeechServlet extends HttpServlet {
private static Logger log = LoggerFactory.getLogger(TextToSpeechServlet.class);
private static final long serialVersionUID = 1L;
public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException,
ServletException {
String cmd = "espeak -v mb-es1 -f input.txt | mbrola -e /usr/share/mbrola/voices/es1 - -.wav " +
"| oggenc -Q - -o output.ogg";
String text = WebUtils.getString(request, "text");
String docPath = WebUtils.getString(request, "docPath");
response.setContentType("audio/ogg");
FileInputStream fis = null;
OutputStream os = null;
try {
if (!text.equals("")) {
FileUtils.writeStringToFile(new File("input.txt"), text);
} else if (!docPath.equals("")) {
InputStream is = OKMDocument.getInstance().getContent(null, docPath, false);
Document doc = OKMDocument.getInstance().getProperties(null, docPath);
DocConverter.getInstance().doc2txt(is, doc.getMimeType(), new File("input.txt"));
}
// Convert to voice
ProcessBuilder pb = new ProcessBuilder("/bin/sh", "-c", cmd);
Process process = pb.start();
process.waitFor();
String info = IOUtils.toString(process.getInputStream());
process.destroy();
if (process.exitValue() == 1) {
log.warn(info);
}
// Send to client
os = response.getOutputStream();
fis = new FileInputStream("output.ogg");
IOUtils.copy(fis, os);
os.flush();
} catch (InterruptedException e) {
log.warn(e.getMessage(), e);
} catch (IOException e) {
log.warn(e.getMessage(), e);
} catch (PathNotFoundException e) {
log.warn(e.getMessage(), e);
} catch (RepositoryException e) {
log.warn(e.getMessage(), e);
} catch (DatabaseException e) {
log.warn(e.getMessage(), e);
} catch (ConversionException e) {
log.warn(e.getMessage(), e);
} finally {
IOUtils.closeQuietly(fis);
IOUtils.closeQuietly(os);
}
}
}