AOO410/main/wizards/com/sun/star/wizards/web/export/AbstractExporter.java

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 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 * 
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/*
 * AbstractExporter.java
 *
 * Created on 1. Oktober 2003, 16:12
 */
package com.sun.star.wizards.web.export;

import com.sun.star.beans.PropertyValue;
import com.sun.star.document.MacroExecMode;
import com.sun.star.document.UpdateDocMode;
import com.sun.star.frame.XComponentLoader;
import com.sun.star.frame.XDesktop;
import com.sun.star.frame.XStorable;
import com.sun.star.io.IOException;
import com.sun.star.lang.XMultiServiceFactory;
import com.sun.star.uno.UnoRuntime;
import com.sun.star.util.XCloseable;
import com.sun.star.wizards.common.Desktop;
import com.sun.star.wizards.common.FileAccess;
import com.sun.star.wizards.common.Properties;
import com.sun.star.wizards.document.OfficeDocument;
import com.sun.star.wizards.text.TextDocument;
import com.sun.star.wizards.web.data.CGArgument;
import com.sun.star.wizards.web.data.CGDocument;
import com.sun.star.wizards.web.data.CGExporter;
import com.sun.star.wizards.web.data.TypeDetection;

/**
 *
 * @author  rpiterman
 */
public abstract class AbstractExporter implements Exporter
{

    protected CGExporter exporter;
    protected FileAccess fileAccess;

    protected void storeToURL(Object officeDocument, Properties props, String targetUrl, String filterName, PropertyValue[] filterData)
            throws IOException
    {

        props = new Properties();
        props.put("FilterName", filterName);

        if (filterData.length > 0)
        {
            props.put("FilterData", filterData);
        }
        XStorable xs = UnoRuntime.queryInterface(XStorable.class, officeDocument);
        PropertyValue[] o = props.getProperties();
        xs.storeToURL(targetUrl, o);
    }

    protected void storeToURL(Object officeDocument, String targetUrl, String filterName, PropertyValue[] filterData)
            throws IOException
    {

        storeToURL(officeDocument, new Properties(), targetUrl, filterName, filterData);
    }

    protected void storeToURL(Object officeDocument, String targetUrl, String filterName)
            throws IOException
    {

        storeToURL(officeDocument, new Properties(), targetUrl, filterName, new PropertyValue[0]);

    }

    protected String getArgument(String name, CGExporter p)
    {
        return ((CGArgument) p.cp_Arguments.getElement(name)).cp_Value;
    }

    protected Object openDocument(CGDocument doc, XMultiServiceFactory xmsf)
            throws com.sun.star.io.IOException
    {
        Object document = null;
        //open the document.
        try
        {
            XDesktop desktop = Desktop.getDesktop(xmsf);
            Properties props = new Properties();
            props.put("Hidden", Boolean.TRUE);
            props.put("MacroExecutionMode", new Short(MacroExecMode.NEVER_EXECUTE));
            props.put("UpdateDocMode", new Short(UpdateDocMode.NO_UPDATE));
            document = UnoRuntime.queryInterface(XComponentLoader.class, desktop).loadComponentFromURL(doc.cp_URL, "_blank", 0, props.getProperties());
        }
        catch (com.sun.star.lang.IllegalArgumentException iaex)
        {
        }
        //try to get the number of pages in the document;
        try
        {
            pageCount(doc, document);
        }
        catch (Exception ex)
        {
            //Here i do nothing since pages is not *so* important.
        }
        return document;
    }

    protected void closeDocument(Object doc, XMultiServiceFactory xmsf)
    {
        /*OfficeDocument.dispose(
        xmsf,
        (XComponent) UnoRuntime.queryInterface(XComponent.class, doc));*/
        try
        {
            XCloseable xc = UnoRuntime.queryInterface(XCloseable.class, doc);
            xc.close(false);
        }
        catch (Exception ex)
        {
            ex.printStackTrace();
        }
    }

    private void pageCount(CGDocument doc, Object document)
    {
        if (doc.appType.equals(TypeDetection.WRITER_DOC))
        {
            doc.pages = TextDocument.getPageCount(document);
        }
        else if (doc.appType.equals(TypeDetection.IMPRESS_DOC))
        {
            doc.pages = OfficeDocument.getSlideCount(document);
        }
        else if (doc.appType.equals(TypeDetection.DRAW_DOC))
        {
            doc.pages = OfficeDocument.getSlideCount(document);
        }
    }

    public void init(CGExporter exporter_)
    {
        exporter = exporter_;
    }

    protected FileAccess getFileAccess(XMultiServiceFactory xmsf)
    {
        if (fileAccess == null)
        {
            try
            {
                fileAccess = new FileAccess(xmsf);
            }
            catch (Exception ex)
            {
            }
        }
        return fileAccess;
    }

    protected void calcFileSize(CGDocument doc, String url, XMultiServiceFactory xmsf)
    {
        /*if the exporter exports to a
         * binary format, get the size of the destination.
         */
        if (exporter.cp_Binary)
        {
            doc.sizeBytes = getFileAccess(xmsf).getSize(url);
        }
    }
}