Package com.sun.star.wizards.web.data

Source Code of com.sun.star.wizards.web.data.CGDocument

/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: CGDocument.java,v $
* $Revision: 1.8 $
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org.  If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/package com.sun.star.wizards.web.data;

import java.io.File;
import java.io.FileNotFoundException;

import org.w3c.dom.Node;

import com.sun.star.beans.Property;
import com.sun.star.beans.PropertyValue;
import com.sun.star.document.MacroExecMode;
import com.sun.star.document.UpdateDocMode;
import com.sun.star.document.XDocumentInfoSupplier;
import com.sun.star.document.XStandaloneDocumentInfo;
import com.sun.star.frame.XComponentLoader;
import com.sun.star.frame.XDesktop;
import com.sun.star.lang.XComponent;
import com.sun.star.lang.XMultiServiceFactory;
import com.sun.star.uno.UnoRuntime;
import com.sun.star.util.DateTime;
import com.sun.star.wizards.common.Desktop;
import com.sun.star.wizards.common.FileAccess;
import com.sun.star.wizards.common.Helper;
import com.sun.star.wizards.common.JavaTools;
import com.sun.star.wizards.common.Properties;
import com.sun.star.wizards.common.XMLHelper;
import com.sun.star.wizards.common.XMLProvider;
import com.sun.star.wizards.document.OfficeDocument;
import com.sun.star.wizards.ui.event.Task;

/**
* About the member fields Title, Decription and Author:
* There is an ambiguicy in handling these fields.
* On the one hand, the user can set those fields to a custom value,
* relevant only for the web-wizard.
* On the other-hand, the web-wizard can read those fields automatically
* from SO documents.
* In order to avoid conflict by saving, I use two fields: "cp_title", which
* should be read from the configuratin (saved session), and "title" which is
* the value read from the document.
* The *cp_title* "overrides" *title*, if exists. if not, *title* is used.
* The same is valid for *description* and *author*.
* @author  rpiterman
*/

public class CGDocument extends ConfigSetItem implements XMLProvider {
    public static final int PAGE_TYPE_UNKNOWN = 0;
    public static final int PAGE_TYPE_PAGE = 1;
    public static final int PAGE_TYPE_SLIDE = 2;
   
    public String       cp_Title = "";
    public String       cp_Description = "";
    public String       cp_URL;
    public String       cp_Author = "";
    public String       cp_Exporter;
   
    /**
     * the destination filename to which this
     * document will be exported to.
     */
    public String       localFilename = "";
    public String       urlFilename = "";
   
    public String       title = "";
    public String       description = "";
    public String       author = "";
    public DateTime     createDate;
    public DateTime     updateDate;
   
    public int          sizeBytes = -1;
    public int          pages = -1;
   
    /**
     * The contents subdirectory name in which the document is in.
     * This subdirectory will be created in the content's "docs"
     * subdirectory. 
     */
    public String       dirName;
   
    /**
     * contains an identifier of the type of this document.
     */
    public String          appType;
    public PropertyValue[] mediaDescriptor;
   
    /**
     * Is this document an original SO Document (different versions).
     */
    public boolean      isSODocument;
   
    /**
     * can this document be opend through SO?
     */
    public boolean      isSOOpenable;
   
    /**
     * This flag is set to true after the validate method is called.
     */
    public boolean      valid = false;
   
    public String       targetTypeName;
   
    public CGDocument() {}
   
    public CGDocument(String url, XMultiServiceFactory xmsf,Task task) throws Exception {
        cp_URL = getSettings().getFileAccess(xmsf).getURL(url);
        if (task==null) task = new Task("","",5);
        validate(xmsf,task);
    }
   
   
    /**
     * the task will advance 5 times during validate.
     * @param xmsf
     * @param task
     * @throws Exception
     */
    public void validate(XMultiServiceFactory xmsf, Task task)
        throws  FileNotFoundException,
                IllegalArgumentException,
                Exception {
       
        if (!getSettings().getFileAccess(xmsf).exists(cp_URL,false))
            throw new FileNotFoundException("The given URL does not point to a file");
       
        if (getSettings().getFileAccess(xmsf).isDirectory(cp_URL))
            throw new IllegalArgumentException("The given URL points to a directory");
       
        //create a TypeDetection service
       
        mediaDescriptor = OfficeDocument.getFileMediaDecriptor(xmsf,cp_URL);
       
        task.advance(true); //1
       
        //System.out.println(Properties.getPropertyValue(mediaDescriptor,"UIName"));
       
        analyzeFileType(mediaDescriptor);
       
        task.advance(true); //2
       
        String path = getSettings().getFileAccess(xmsf).getPath(cp_URL,"");
        localFilename = FileAccess.getFilename(path,File.separator);
       
        /* if the type is a star office convertable document
         * We try to open the document to get some properties
         */
       
        //first get the info object which is a DocumentInfo service.
        Object info = null;
        if (isSODocument) {//for SO documents, use StandaloneDocumentInfo service.
            info = xmsf.createInstance("com.sun.star.document.StandaloneDocumentInfo");
            ((XStandaloneDocumentInfo)UnoRuntime.queryInterface(XStandaloneDocumentInfo.class, info)).loadFromURL(cp_URL);
        }
       
        task.advance(true); //3
       
        if (!isSODocument && isSOOpenable) { //for other documents which are openable through SO, use DocumentInfo service.
            XDesktop desktop = Desktop.getDesktop(xmsf);
            PropertyValue[] props = new PropertyValue[3];
            props[0] = Properties.createProperty("Hidden", Boolean.TRUE);
            props[1] = Properties.createProperty("MacroExecutionMode", new Short(MacroExecMode.NEVER_EXECUTE));
            props[2] = Properties.createProperty("UpdateDocMode", new Short(UpdateDocMode.NO_UPDATE));
            XComponent component = ((XComponentLoader)UnoRuntime.queryInterface(XComponentLoader.class,desktop)).loadComponentFromURL(cp_URL,"_default",0,props);
            info = ((XDocumentInfoSupplier)UnoRuntime.queryInterface(XDocumentInfoSupplier.class, component)).getDocumentInfo();
        }
           
        task.advance(true); //4   
       
        //now use the object to read some document properties.
        if (isSODocument || isSOOpenable) {
            title = (String)Helper.getUnoPropertyValue(info,"Title");
            description = (String)Helper.getUnoPropertyValue(info,"Description");
            author = (String)Helper.getUnoPropertyValue(info,"Author");
            createDate = (DateTime)Helper.getUnoPropertyValue(info,"CreationDate",DateTime.class);
            updateDate = (DateTime)Helper.getUnoPropertyValue(info,"ModifyDate",DateTime.class);
            //TODO get pages here.
        }
        else { //get some information from OS.
            title = localFilename;
            updateDate = getSettings().getFileAccess(xmsf).getLastModified(cp_URL);
        }
       
        task.advance(true); //5
       
        valid = true;
       
        if (cp_Title.equals("")) cp_Title=title;
        if (cp_Title.equals("")) cp_Title=localFilename;
        if (cp_Description.equals("")) cp_Description=description;
        if (cp_Author.equals("")) cp_Author = author;
       
        if (cp_Exporter == null || cp_Exporter.equals(""))
            cp_Exporter = (String)getSettings().cp_Exporters.getKey(
                getSettings().getExporters(appType)[0] );
       
    }
     
    /**
     * Analyzes a type-detection string, returned from the TypeDetection service,
     * and sets the appType, isSOOpenable and isSODocument memebres.
     */
    private void analyzeFileType(PropertyValue[] mediaDesc) {
       
        if (mediaDesc == null) {
        }
       
        String media = (mediaDesc == null)
            ? "" (String) Properties.getPropertyValue(mediaDescriptor,"Name");
        appType = getDocType(media);
       
        //System.out.println(appType);
       
        isSOOpenable =
          ( appType == TypeDetection.WRITER_DOC
               || appType == TypeDetection.CALC_DOC
               || appType == TypeDetection.IMPRESS_DOC
               || appType == TypeDetection.DRAW_DOC ) || appType == TypeDetection.HTML_DOC;
       
//        String[] parts = media.split("_");    // line removed because of compatibility to JDK13
        String[] parts = JavaTools.ArrayoutofString(media, "_");

       
        isSODocument = parts.length < 2 ? false : isSOOpenable  && ( parts[1].startsWith("Star") );
       
    }
   
    /**
     * @param media is the media description string returned by an UNO TypeDetection object.
     * @return one of the constants in the interface TypeDetection.
     *
     */
    private String getDocType(String media) {
        if (media.equals("")) return TypeDetection.NO_TYPE;
       
        if (media.startsWith("writer")) {
            if (media.startsWith("writer_web_HTML")) return TypeDetection.HTML_DOC;
            else return TypeDetection.WRITER_DOC;
        }
        else if (media.startsWith("calc")) return TypeDetection.CALC_DOC;
        else if (media.startsWith("draw")) return TypeDetection.DRAW_DOC;
        else if (media.startsWith("impress")) return TypeDetection.IMPRESS_DOC;
        else if (media.startsWith("pdf")) return TypeDetection.PDF_DOC;
        else if (media.startsWith("gif") || media.startsWith("jpg")) return TypeDetection.WEB_GRAPHICS;
        else if (media.startsWith("wav")) return TypeDetection.SOUND_FILE;
        else return TypeDetection.NO_TYPE;
    }
   
    public Node createDOM(Node parent) {
        CGDesign d = getSettings().cp_DefaultSession.cp_Design;
        CGExporter exp = (CGExporter)getSettings().cp_Exporters.getElement(cp_Exporter);
       
        return XMLHelper.addElement(parent,"document",
          new String[] {"title","description","author","format","filename","create-date","update-date","pages","size","icon","dir","fn"},
          new String[] {
            d.cp_DisplayTitle ? cp_Title : "" ,
            d.cp_DisplayDescription ? cp_Description : "",
            d.cp_DisplayAuthor ? cp_Author : "",
            d.cp_DisplayFileFormat ? getTargetTypeName(exp) : "",
            d.cp_DisplayFilename ? localFilename : "",
            d.cp_DisplayCreateDate ? createDate() : "",
            d.cp_DisplayUpdateDate ? updateDate() : "",
            d.cp_DisplayPages && (pages > -1) ? "" + pages() : "", //TODO when do i calculate pages?
            d.cp_DisplaySize ? sizeKB() : "" ,//TODO when do i calculate size?
            d.cp_DisplayFormatIcon ? getIcon(exp) : "",
            dirName, urlFilename
        );
    }
   
   
    private String updateDate() {
        if ( this.updateDate == null )
            return "";
        return getSettings().formatter.formatCreated(this.updateDate);
    }
   
    private String createDate() {
        if ( this.createDate == null )
            return "";
        return getSettings().formatter.formatCreated(this.createDate);
    }
   
    private String sizeKB() {
        if (sizeBytes == -1)
            return "";
        else return getSettings().formatter.formatFileSize(sizeBytes);
    }
   
    private String pages() {
        return pages == -1 ""
         : JavaTools.replaceSubString(pagesTemplate() , "" + pages , "%NUMBER" );
    }
   
    private String pagesTemplate() {
        int pagesType = ((CGExporter)getSettings().cp_Exporters.getElement(cp_Exporter)).cp_PageType;
        switch (pagesType) {
            case PAGE_TYPE_UNKNOWN :
                return "";
            case PAGE_TYPE_PAGE :
                return getSettings().resources[CGSettings.RESOURCE_PAGES_TEMPLATE];
            case PAGE_TYPE_SLIDE :
                return getSettings().resources[CGSettings.RESOURCE_SLIDES_TEMPLATE];
            default : return "";
        }
    }
   
    private String getTargetTypeName(CGExporter exp) {
        return (exp.targetTypeName.equals(""))
            ? (String) Properties.getPropertyValue(mediaDescriptor,"UIName")
            : exp.targetTypeName;
    }
   
    private String getIcon(CGExporter exporter) {
        return exporter.cp_Icon.equals("") ?
            getIcon(this.appType) : exporter.cp_Icon;
    }
   
    private String getIcon(String appType) {
        //System.out.println("Getting Icon for: " + appType);
        return appType+".gif";
    }
      
    /**
     * This method is used by the DataAware model
     * and returns the index of the exporter of
     * this document, <b>in the list of the
     * exporters available for this type of document</b>
     * @return
     */
    public short[] getExporter() {
        return new short[] {getExporterIndex()};
    }
   
    /**
     * @see getExporter()
     */
    public void setExporter(short[] exporter_) {
        Object exp = getSettings().getExporters(appType)[exporter_[0]];
        cp_Exporter = (String)getSettings().cp_Exporters.getKey(exp);
    }
   
    /**
     * @see getExporter()
     * @return
     */
    private short getExporterIndex() {
        if (cp_Exporter==null)
          return 0;
        Object exporter = getSettings().cp_Exporters.getElement(cp_Exporter);
        Object[] exporters = getSettings().getExporters(appType);
        for (short i = 0; i<exporters.length; i++)
          if (exporters[i] == exporter)
            return i;
        return -1;
    }
   
    public String toString() {
        return localFilename;
    }
}
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