openofficeservices.java

Sequoia ERP是一个真正的企业级开源ERP解决方案。它提供的模块包括：电子商务应用(e-commerce), POS系统(point of sales),知识管理,存货与仓库管理

/*
 * $Id: $
 *
 * Copyright 2001-2006 The Apache Software Foundation
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations
 * under the License.
 */
package org.ofbiz.content.openoffice;


import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.FileNotFoundException;
import java.util.Map;
import java.util.Random;
import java.sql.Timestamp;

import org.ofbiz.base.util.Debug;
import org.ofbiz.base.util.UtilValidate;
import org.ofbiz.base.util.UtilDateTime;
import org.ofbiz.base.util.UtilProperties;
import org.ofbiz.entity.util.ByteWrapper;
import org.ofbiz.entity.GenericDelegator;
import org.ofbiz.service.DispatchContext;
import org.ofbiz.service.ServiceUtil;

import com.sun.star.beans.PropertyValue;
import com.sun.star.beans.XPropertySet;
import com.sun.star.frame.XComponentLoader;
import com.sun.star.frame.XDesktop;
import com.sun.star.frame.XDispatchHelper;
import com.sun.star.frame.XDispatchProvider;
import com.sun.star.frame.XFrame;
import com.sun.star.frame.XStorable;
import com.sun.star.lang.XComponent;
import com.sun.star.lang.XMultiComponentFactory;
import com.sun.star.uno.UnoRuntime;
import com.sun.star.uno.XComponentContext;

/**
 * OpenOfficeServices Class
 * 
 * @author <a href="mailto:[e-mail]">Al Byers</a>
 */
public class OpenOfficeServices {
    public static final String module = OpenOfficeServices.class.getName();

    /**
     * Use OpenOffice to convert documents between types
     */
    public static Map convertDocumentByteWrapper(DispatchContext dctx, Map context) {
        
        Map results = ServiceUtil.returnSuccess();
        GenericDelegator delegator = dctx.getDelegator();
        XMultiComponentFactory xmulticomponentfactory = null;
        //String uniqueSeqNum = delegator.getNextSeqId("OOTempDir");
        Timestamp ts = UtilDateTime.nowTimestamp();
        Random random = new Random(ts.getTime());
        String uniqueSeqNum = Long.toString(random.nextLong());
        String fileInName = "OOIN_" + uniqueSeqNum;
        String fileOutName = "OOOUT_" + uniqueSeqNum;
        File fileIn = null;
        File fileOut = null;
        
        ByteWrapper inByteWrapper = (ByteWrapper) context.get("inByteWrapper");
        String inputMimeType = (String) context.get("inputMimeType");
        String outputMimeType = (String) context.get("outputMimeType");
        String extName = OpenOfficeWorker.getExtensionFromMimeType(outputMimeType);
        fileOutName += "." + extName;

        // if these are empty don't worry, the OpenOfficeWorker down below will take care of it
        String oooHost = (String) context.get("oooHost");
        String oooPort = (String) context.get("oooPort");
        
        try {   
            xmulticomponentfactory = OpenOfficeWorker.getRemoteServer(oooHost, oooPort);
            byte[] inByteArray = inByteWrapper.getBytes();
            
            // The following line work in linux, but not Windows or Mac environment. It is preferred because it does not use temporary files
            //OpenOfficeByteArrayInputStream oobais = new OpenOfficeByteArrayInputStream(inByteArray);
            //Debug.logInfo("Doing convertDocumentByteWrapper, inBytes size is [" + inByteArray.length + "]", module);
             //OpenOfficeByteArrayOutputStream baos = OpenOfficeWorker.convertOODocByteStreamToByteStream(xmulticomponentfactory, oobais, inputMimeType, outputMimeType);
            
            
            String tempDir = UtilProperties.getPropertyValue("content", "content.temp.dir");
            fileIn = new File(tempDir + fileInName);
            FileOutputStream fos = new FileOutputStream(fileIn);
            fos.write(inByteArray);
            fos.close();
            OpenOfficeWorker.convertOODocToFile(xmulticomponentfactory, "file://" + tempDir + fileInName, "file://" + tempDir + fileOutName, outputMimeType);
            fileOut = new File(tempDir + fileOutName);
            FileInputStream fis = new FileInputStream(fileOut);
            int c;
            ByteArrayOutputStream baos = new ByteArrayOutputStream();
            while ((c=fis.read()) > -1) {
                baos.write(c);
            }
            fis.close();
            
            results.put("outByteWrapper", new ByteWrapper(baos.toByteArray()));
            baos.close();

        } catch (FileNotFoundException e) {
            Debug.logError(e, "Error in OpenOffice operation: ", module);
            return ServiceUtil.returnError(e.toString());
        } catch (IOException e) {
            Debug.logError(e, "Error in OpenOffice operation: ", module);
            return ServiceUtil.returnError(e.toString());
        } catch(Exception e) {
            Debug.logError(e, "Error in OpenOffice operation: ", module);
            return ServiceUtil.returnError(e.toString());
        } finally {
            if (fileIn != null) fileIn.delete();
            if (fileOut != null)  fileOut.delete();
        }
        return results;
    }

    /**
     * Use OpenOffice to convert documents between types
     */
    public static Map convertDocument(DispatchContext dctx, Map context) {
        XMultiComponentFactory xmulticomponentfactory = null;
        
        String stringUrl = "file:///" + context.get("filenameFrom");
        String stringConvertedFile = "file:///" + context.get("filenameTo");
        String filterName = "file:///" + context.get("filterName");

        // if these are empty don't worry, the OpenOfficeWorker down below will take care of it
        String oooHost = (String) context.get("oooHost");
        String oooPort = (String) context.get("oooPort");
        
        try {    
            xmulticomponentfactory = OpenOfficeWorker.getRemoteServer(oooHost, oooPort);
            OpenOfficeWorker.convertOODocToFile(xmulticomponentfactory, stringUrl, stringConvertedFile, filterName);
            
            Map results = ServiceUtil.returnSuccess();
            return results;
        } catch (IOException e) {
            Debug.logError(e, "Error in OpenOffice operation: ", module);
            return ServiceUtil.returnError(e.toString());
        } catch(Exception e) {
            Debug.logError(e, "Error in OpenOffice operation: ", module);
            return ServiceUtil.returnError(e.toString());
        }
    }

    /**
     * Use OpenOffice to convert documents between types
     */
    public static Map convertDocumentFileToFile(DispatchContext dctx, Map context) {
        XMultiComponentFactory xmulticomponentfactory = null;
        
        String stringUrl = (String) context.get("filenameFrom");
        String stringConvertedFile = (String) context.get("filenameTo");
        String inputMimeType = (String) context.get("inputMimeType");
        String outputMimeType = (String) context.get("outputMimeType");

        // if these are empty don't worry, the OpenOfficeWorker down below will take care of it
        String oooHost = (String) context.get("oooHost");
        String oooPort = (String) context.get("oooPort");
        
        try {    
            xmulticomponentfactory = OpenOfficeWorker.getRemoteServer(oooHost, oooPort);
            File inputFile = new File(stringUrl);
            long fileSize = inputFile.length();
            FileInputStream fis = new FileInputStream(inputFile);
            ByteArrayOutputStream baos = new ByteArrayOutputStream((int)fileSize);
            int c;