Attachment #20735 for bug #43247

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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.
==================================================================== */
package org.apache.poi.hslf.usermodel;

import java.io.InputStream;

import org.apache.poi.hslf.record.ExOleObjStg;

/**
 * A class that represents object data embedded in a slide show.
 *
 * @author Daniel Noll
 */
public class ObjectData {
    /**
     * The record that contains the object data.
     */
    private ExOleObjStg storage;

    /**
     * Creates the object data wrapping the record that contains the object data.
     *
     * @param storage the record that contains the object data.
     */
    public ObjectData(ExOleObjStg storage) {
        this.storage = storage;
    }

    /**
     * Gets an input stream which returns the binary of the embedded data.
     *
     * @return the input stream which will contain the binary of the embedded data.
     */
    public InputStream getData() {
        return storage.getData();
    }
}




    public static final Type FontEmbeddedData = new Type(4024,null);
    public static final Type CString = new Type(4026,CString.class);
    public static final Type MetaFile = new Type(4033,null);
    public static final Type ExOleObjAtom = new Type(4035,ExOleObjAtom.class);
    public static final Type SrKinsoku = new Type(4040,null);
    public static final Type HandOut = new Type(4041,null);
    public static final Type ExEmbed = new Type(4044,ExEmbed.class);
    public static final Type ExEmbedAtom = new Type(4045,ExEmbedAtom.class);
    public static final Type ExLink = new Type(4046,null);
    public static final Type BookmarkEntityAtom = new Type(4048,null);
    public static final Type ExLinkAtom = new Type(4049,null);

    public static final Type ExCDAudio = new Type(4110,null);
    public static final Type ExWAVAudioEmbedded = new Type(4111,null);
    public static final Type ExWAVAudioLink = new Type(4112,null);
    public static final Type ExOleObjStg = new Type(4113,ExOleObjStg.class);
    public static final Type ExCDAudioAtom = new Type(4114,null);
    public static final Type ExWAVAudioEmbeddedAtom = new Type(4115,null);
    public static final Type AnimationInfoAtom = new Type(4116,null);




package org.apache.poi.hslf.record;

import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.zip.InflaterInputStream;

import org.apache.poi.util.LittleEndian;

/**
 * Storage for embedded OLE objects.
 */
public class ExOleObjStg extends RecordAtom {
    /**
     * Record header.
     */
    private byte[] _header;

    /**
     * Record data.
     */
    private byte[] _data;

    /**
     * Constructs a new empty storage container.
     */
    protected ExOleObjStg() {
        _header = new byte[8];
        _data = new byte[0];

        LittleEndian.putShort(_header, 2, (short)getRecordType());
        LittleEndian.putInt(_header, 4, _data.length);
    }

    /**
     * Constructs the link related atom record from its
     *  source data.
     *
     * @param source the source data as a byte array.
     * @param start the start offset into the byte array.
     * @param len the length of the slice in the byte array.
     */
    protected ExOleObjStg(byte[] source, int start, int len) {
        // Get the header.
        _header = new byte[8];
        System.arraycopy(source,start,_header,0,8);

        // Get the record data.
        _data = new byte[len-8];
        System.arraycopy(source,start+8,_data,0,len-8);
    }

    /**
     * Gets the uncompressed length of the data.
     *
     * @return the uncompressed length of the data.
     */
    public int getDataLength() {
        return LittleEndian.getInt(_data, 0);
    }

    /**
     * Opens an input stream which will decompress the data on the fly.
     *
     * @return the data input stream.
     */
    public InputStream getData() {
        InputStream compressedStream = new ByteArrayInputStream(_data, 4, _data.length);
        return new InflaterInputStream(compressedStream);
    }

    /**
     * Gets the record type.
     *
     * @return the record type.
     */
    public long getRecordType() {
        return RecordTypes.ExOleObjStg.typeID;
    }

    /**
     * Write the contents of the record back, so it can be written
     * to disk.
     *
     * @param out the output stream to write to.
     * @throws IOException if an error occurs.
     */
    public void writeOut(OutputStream out) throws IOException {
        out.write(_header);
        out.write(_data);
    }
}




package org.apache.poi.hslf.record;

import java.io.IOException;
import java.io.OutputStream;

import org.apache.poi.util.LittleEndian;

/**
 * Atom storing information for an OLE object.
 *
 * <!--
 * offset   type    name         description
 *
 * 0        uint4   drawAspect   Stores whether the object can be completely seen
 *                               (value of 1), or if only the icon is visible (value of 4).
 *
 * 4        sint4    type        Specifies whether the object is embedded or linked.
 *                               0 - embedded
 *                               1 - linked
 *
 * 8        sint4    objID       Unique identifier for the OLE object
 *
 * 2        sint4    subType     This specifies the type of ole object.
 *                               0 - Default object
 *                               1 - Microsoft Clipart Gallery
 *                               2 - Microsoft Word table
 *                               3 - Microsoft Excel
 *                               4 - Microsoft Graph
 *                               5 - Microsoft Organization Chart
 *                               6 - Microsoft Equation Editor
 *                               7 - Microsoft Wordart object
 *                               8 - Sound
 *                               9 - Image
 *                               10 - PowerPoint presentation
 *                               11 - PowerPoint slide
 *                               12 - Microsoft Project
 *                               13 - Microsoft Note-It Ole
 *                               14 - Microsoft Excel chart
 *                               15 - Media Player object
 *
 * 16       sint4    objStgDataRef    Reference to persist object
 *
 * 17       bool1    isBlank          Set if the object's image is blank
 * -->
 */
public class ExOleObjAtom extends RecordAtom {

    public static final int DRAW_ASPECT_VISIBLE = 1;
    public static final int DRAW_ASPECT_ICON = 4;

    public static final int TYPE_EMBEDDED = 0;
    public static final int TYPE_LINKED = 1;

    public static final int SUBTYPE_DEFAULT = 0;
    public static final int SUBTYPE_CLIPART_GALLERY = 1;
    public static final int SUBTYPE_WORD_TABLE = 2;
    public static final int SUBTYPE_EXCEL = 3;
    public static final int SUBTYPE_GRAPH = 4;
    public static final int SUBTYPE_ORGANIZATION_CHART = 5;
    public static final int SUBTYPE_EQUATION = 6;
    public static final int SUBTYPE_WORDART = 7;
    public static final int SUBTYPE_SOUND = 8;
    public static final int SUBTYPE_IMAGE = 9;
    public static final int SUBTYPE_POWERPOINT_PRESENTATION = 10;
    public static final int SUBTYPE_POWERPOINT_SLIDE = 11;
    public static final int SUBTYPE_PROJECT = 12;
    public static final int SUBTYPE_NOTEIT = 13;
    public static final int SUBTYPE_EXCEL_CHART = 14;
    public static final int SUBTYPE_MEDIA_PLAYER = 15;

    /**
     * Record header.
     */
    private byte[] _header;

    /**
     * Record data.
     */
    private byte[] _data;

    /**
     * Constructs a brand new link related atom record.
     */
    protected ExOleObjAtom() {
        _header = new byte[8];
        _data = new byte[18];

        LittleEndian.putShort(_header, 2, (short)getRecordType());
        LittleEndian.putInt(_header, 4, _data.length);

        // I hope it is fine for the other values to be zero.
    }

    /**
     * Constructs the link related atom record from its
     *  source data.
     *
     * @param source the source data as a byte array.
     * @param start the start offset into the byte array.
     * @param len the length of the slice in the byte array.
     */
    protected ExOleObjAtom(byte[] source, int start, int len) {
        // Get the header.
        _header = new byte[8];
        System.arraycopy(source,start,_header,0,8);

        // Get the record data.
        _data = new byte[len-8];
        System.arraycopy(source,start+8,_data,0,len-8);

        // Must be at least 4 bytes long
        if(_data.length < 24) {
        	throw new IllegalArgumentException("The length of the data for a ExOleObjAtom must be at least 24 bytes, but was only " + _data.length);
        }
    }

    /**
     * Gets whether the object can be completely seen, or if only the
     * icon is visible.
     *
     * @return the draw aspect, one of the {@code DRAW_ASPECT_*} constants.
     */
    public int getDrawAspect() {
        return LittleEndian.getInt(_data, 0);
    }

    /**
     * Gets whether the object is embedded or linked.
     *
     * @return the type, one of the {@code TYPE_EMBEDDED_*} constants.
     */
    public int getType() {
        return LittleEndian.getInt(_data, 4);
    }

    /**
     * Gets the unique identifier for the OLE object.
     *
     * @return the object ID.
     */
    public int getObjID() {
        return LittleEndian.getInt(_data, 8);
    }

    /**
     * Gets the type of OLE object.
     * 
     * @return the sub-type, one of the {@code SUBTYPE_*} constants.
     */
    public int getSubType() {
        return LittleEndian.getInt(_data, 12);
    }

    /**
     * Gets the reference to the persistent object
     *
     * @return the sub-type, one of the {@code SUBTYPE_*} constants.
     */
    public int getObjStgDataRef() {
        return LittleEndian.getInt(_data, 16);
    }

    /**
     * Gets whether the object's image is blank.
     *
     * @return {@code true} if the object's image is blank.
     */
    public boolean getIsBlank() {
        // Even though this is a mere boolean, KOffice's code says it's an int.
        return LittleEndian.getInt(_data, 20) != 0;
    }
    

//    16
//
//
//sint4
//
//
//objStgDataRef
//
//
//Reference to persist object
//
//17
//
//
//bool1
//
//
//isBlank
//
//
//Set if the object's image is blank


    // TODO: Convenience methods.

    /**
     * Returns the type (held as a little endian in bytes 3 and 4)
     * that this class handles.
     */
    public long getRecordType() {
        return RecordTypes.ExOleObjAtom.typeID;
    }

    /**
     * Have the contents printer out into an OutputStream, used when
     * writing a file back out to disk
     * (Normally, atom classes will keep their bytes around, but
     * non atom classes will just request the bytes from their
     * children, then chuck on their header and return)
     */
    public void writeOut(OutputStream out) throws IOException
    {
        out.write(_header);
        out.write(_data);
    }
}




/* ====================================================================
   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.
==================================================================== */

package org.apache.poi.hslf.record;

import java.io.IOException;
import java.io.OutputStream;

import org.apache.poi.util.LittleEndian;

/**
 * Tne atom that holds metadata on a specific embedded object in the document.
 *
 * <!--
 * 0    sint4    followColorScheme  This field indicates how the object follows the color scheme. Valid values are:
 *                                  0 - doesn't follow the color scheme
 *                                  1 - follows the entire color scheme
 *                                  2 - follows the text and background scheme
 *
 * 4    bool1    cantLockServerB    Set if the embedded server can not be locked
 * 5    bool1    noSizeToServerB    Set if don't need to send the dimension to the embedded object
 * 6    Bool1    isTable            Set if the object is a Word table
 * -->
 *
 * @author Daniel Noll
 */
public class ExEmbedAtom extends RecordAtom {

    /**
     * Embedded document does not follow the color scheme.
     */
    public static final int DOES_NOT_FOLLOW_COLOR_SCHEME = 0;

    /**
     * Embedded document follows the entire color scheme.
     */
    public static final int FOLLOWS_ENTIRE_COLOR_SCHEME = 1;

    /**
     * Embedded document follows the text and background scheme.
     */
    public static final int FOLLOWS_TEXT_AND_BACKGROUND_SCHEME = 2;

    /**
     * Record header.
     */
    private byte[] _header;

    /**
     * Record data.
     */
    private byte[] _data;

    /**
     * Constructs a brand new embedded object atom record.
     */
    protected ExEmbedAtom() {
        _header = new byte[8];
        _data = new byte[7];

        LittleEndian.putShort(_header, 2, (short)getRecordType());
        LittleEndian.putInt(_header, 4, _data.length);

        // It is fine for the other values to be zero
    }

    /**
     * Constructs the embedded object atom record from its source data.
     *
     * @param source the source data as a byte array.
     * @param start the start offset into the byte array.
     * @param len the length of the slice in the byte array.
     */
    protected ExEmbedAtom(byte[] source, int start, int len) {
        // Get the header.
        _header = new byte[8];
        System.arraycopy(source,start,_header,0,8);

        // Get the record data.
        _data = new byte[len-8];
        System.arraycopy(source,start+8,_data,0,len-8);

        // Must be at least 4 bytes long
        if(_data.length < 7) {
        	throw new IllegalArgumentException("The length of the data for a ExEmbedAtom must be at least 4 bytes, but was only " + _data.length);
        }
    }

    /**
     * Gets whether the object follows the color scheme.
     *
     * @return one of {@link #DOES_NOT_FOLLOW_COLOR_SCHEME},
     *                {@link #FOLLOWS_ENTIRE_COLOR_SCHEME}, or
     *                {@link #FOLLOWS_TEXT_AND_BACKGROUND_SCHEME}.
     */
    public int getFollowColorScheme() {
        return LittleEndian.getInt(_data, 0);
    }

    /**
     * Gets whether the embedded server cannot be locked.
     *
     * @return {@code true} if the embedded server cannot be locked.
     */
    public boolean getCantLockServerB() {
        return _data[4] != 0;
    }

    /**
     * Gets whether it is not required to send the dimensions to the embedded object.
     *
     * @return {@code true} if the embedded server does not require the object dimensions.
     */
    public boolean getNoSizeToServerB() {
        return _data[5] != 0;
    }

    /**
     * Getswhether the object is a Word table.
     *
     * @return {@code true} if the object is a Word table.
     */
    public boolean getIsTable() {
        return _data[6] != 0;
    }

    /**
     * Gets the record type.
     * @return the record type.
     */
    public long getRecordType() {
        return RecordTypes.ExEmbedAtom.typeID;
    }

    /**
     * Write the contents of the record back, so it can be written
     * to disk
     *
     * @param out the output stream to write to.
     * @throws IOException if an error occurs.
     */
    public void writeOut(OutputStream out) throws IOException {
        out.write(_header);
        out.write(_data);
    }

}

Lines 111-114 Link Here

(-)src/scratchpad/src/org/apache/poi/hslf/record/CString.java (+8 lines)
111	// Write out our text	111	// Write out our text
112	out.write(_text);	112	out.write(_text);
113	}	113	}
		114
		115	/**
		116	* Gets a string representation of this object, primarily for debugging.
		117	* @return a string representation of this object.
		118	*/
		119	public String toString() {
		120	return getText();
		121	}
114	}	122	}




/* ====================================================================
   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.
==================================================================== */

package org.apache.poi.hslf.record;

import java.io.OutputStream;
import java.io.IOException;

import org.apache.poi.util.LittleEndian;
import org.apache.poi.util.POILogger;

/**
 * This data represents an embedded object in the document.
 * @author Daniel Noll
 */
public class ExEmbed extends RecordContainer {

    /**
     * Record header data.
     */
    private byte[] _header;

    // Links to our more interesting children
    private ExEmbedAtom embedAtom;
    private ExOleObjAtom oleObjAtom;
    private CString menuName;
    private CString progId;
    private CString clipboardName;

    /**
     * Set things up, and find our more interesting children
     *
     * @param source the source data as a byte array.
     * @param start the start offset into the byte array.
     * @param len the length of the slice in the byte array.
     */
    protected ExEmbed(byte[] source, int start, int len) {
        // Grab the header
        _header = new byte[8];
        System.arraycopy(source,start,_header,0,8);

        // Find our children
        _children = Record.findChildRecords(source,start+8,len-8);
        findInterestingChildren();
    }

    /**
     * Create a new ExEmbed, with blank fields
     */
    public ExEmbed() {
        _header = new byte[8];
        _children = new Record[5];

        // Setup our header block
        _header[0] = 0x0f; // We are a container record
        LittleEndian.putShort(_header, 2, (short)getRecordType());

        // Setup our child records
        CString cs1 = new CString();
        CString cs2 = new CString();
        CString cs3 = new CString();
//        cs1.setCount(0x00);
//        cs2.setCount(0x10);
        _children[0] = new ExEmbedAtom();
        _children[1] = new ExOleObjAtom();
        _children[2] = cs1;
        _children[3] = cs2;
        _children[4] = cs3;
        findInterestingChildren();
    }

    /**
     * Go through our child records, picking out the ones that are
     * interesting, and saving those for use by the easy helper methods.
     */
    private void findInterestingChildren() {

        // First child should be the ExHyperlinkAtom
        if(_children[0] instanceof ExEmbedAtom) {
            embedAtom = (ExEmbedAtom)_children[0];
        } else {
            logger.log(POILogger.ERROR, "First child record wasn't a ExEmbedAtom, was of type " + _children[0].getRecordType());
        }

        // Second child should be the ExOleObjAtom
        if (_children[2] instanceof ExOleObjAtom) {
            oleObjAtom = (ExOleObjAtom)_children[1];
        } else {
            logger.log(POILogger.ERROR, "Second child record wasn't a ExOleObjAtom, was of type " + _children[0].getRecordType());
        }

        for (int i = 2; i < _children.length; i++) {
            if (_children[i] instanceof CString){
                if (menuName == null) menuName = (CString)_children[i];
                else if (progId == null) progId = (CString)_children[i];
                else if (clipboardName == null) clipboardName = (CString)_children[i];
            } else {
                logger.log(POILogger.ERROR, "Record after atoms wasn't a CString, was of type " + _children[1].getRecordType());
            }
        }
    }

    /**
     * Gets the {@code ExEmbedAtom}.
     *
     * @return the {@code ExEmbedAtom}.
     */
    public ExEmbedAtom getExEmbedAtom()
    {
        return embedAtom;
    }

    /**
     * Gets the {@code ExOleObjAtom}.
     *
     * @return the {@code ExOleObjAtom}.
     */
    public ExOleObjAtom getExOleObjAtom()
    {
        return oleObjAtom;
    }

    /**
     * Gets the name used for menus and the Links dialog box.
     *
     * @return the name used for menus and the Links dialog box.
     */
    public String getMenuName()
    {
        return menuName == null ? null : menuName.getText();
    }

    /**
     * Gets the OLE Programmatic Identifier.
     * 
     * @return the OLE Programmatic Identifier.
     */
    public String getProgId()
    {
        return progId == null ? null : progId.getText();
    }

    /**
     * Gets the name that appears in the paste special dialog.
     *
     * @return the name that appears in the paste special dialog.
     */
    public String getClipboardName()
    {
        return clipboardName == null ? null : clipboardName.getText();
    }

    // TODO: Convenience methods.

    /**
     * Returns the type (held as a little endian in bytes 3 and 4)
     * that this class handles.
     *
     * @return the record type.
     */
    public long getRecordType() {
        return RecordTypes.ExEmbed.typeID;
    }

    /**
     * Have the contents printer out into an OutputStream, used when
     * writing a file back out to disk.
     *
     * @param out the output stream.
     * @throws IOException if there was an error writing to the stream.
     */
    public void writeOut(OutputStream out) throws IOException {
// TODO: Implement method.

    }
}





package org.apache.poi.hslf;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Hashtable;
import java.util.Iterator;
import java.util.List;

import org.apache.poi.POIDocument;
import org.apache.poi.util.LittleEndian;
import org.apache.poi.util.POILogger;
import org.apache.poi.util.POILogFactory;
import org.apache.poi.poifs.filesystem.POIFSFileSystem;
import org.apache.poi.poifs.filesystem.DocumentEntry;
import org.apache.poi.poifs.filesystem.DocumentInputStream;

import org.apache.poi.hpsf.PropertySet;
import org.apache.poi.hpsf.PropertySetFactory;
import org.apache.poi.hpsf.MutablePropertySet;
import org.apache.poi.hpsf.SummaryInformation;
import org.apache.poi.hpsf.DocumentSummaryInformation;

import org.apache.poi.hslf.exceptions.CorruptPowerPointFileException;
import org.apache.poi.hslf.exceptions.EncryptedPowerPointFileException;
import org.apache.poi.hslf.exceptions.HSLFException;
import org.apache.poi.hslf.record.CurrentUserAtom;
import org.apache.poi.hslf.record.ExOleObjStg;
import org.apache.poi.hslf.record.PersistPtrHolder;
import org.apache.poi.hslf.record.PositionDependentRecord;
import org.apache.poi.hslf.record.Record;
import org.apache.poi.hslf.record.UserEditAtom;
import org.apache.poi.hslf.usermodel.ObjectData;
import org.apache.poi.hslf.usermodel.PictureData;
import org.apache.poi.poifs.filesystem.DocumentEntry;
import org.apache.poi.poifs.filesystem.DocumentInputStream;
import org.apache.poi.poifs.filesystem.POIFSFileSystem;
import org.apache.poi.util.LittleEndian;
import org.apache.poi.util.POILogFactory;
import org.apache.poi.util.POILogger;

/**
 * This class contains the main functionality for the Powerpoint file 


	// Raw Pictures contained in the pictures stream
	private PictureData[] _pictures;

    // Embedded objects stored in storage records in the document stream, lazily populated.
    private ObjectData[] _objects;

    /**
	 * Returns the underlying POIFSFileSystem for the document
	 *  that is open.
	 */

	public PictureData[] getPictures() {
		return _pictures;
	}

    /**
     * Gets embedded object data from the slide show.
     *
     * @return the embedded objects.
     */
    public ObjectData[] getEmbeddedObjects() {
        if (_objects == null) {
            List objects = new ArrayList();
            for (int i = 0; i < _records.length; i++) {
                if (_records[i] instanceof ExOleObjStg) {
                    objects.add(new ObjectData((ExOleObjStg) _records[i]));
                }
            }
            _objects = (ObjectData[]) objects.toArray(new ObjectData[objects.size()]);
        }
        return _objects;
    }
}

Return to bug 43247

Line 0 Link Here

(-)src/scratchpad/src/org/apache/poi/hslf/usermodel/ObjectData.java (+51 lines)
	1	/* ====================================================================
	2	Licensed to the Apache Software Foundation (ASF) under one or more
	3	contributor license agreements. See the NOTICE file distributed with
	4	this work for additional information regarding copyright ownership.
	5	The ASF licenses this file to You under the Apache License, Version 2.0
	6	(the "License"); you may not use this file except in compliance with
	7	the License. You may obtain a copy of the License at
	8
	9	http://www.apache.org/licenses/LICENSE-2.0
	10
	11	Unless required by applicable law or agreed to in writing, software
	12	distributed under the License is distributed on an "AS IS" BASIS,
	13	WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	14	See the License for the specific language governing permissions and
	15	limitations under the License.
	16	==================================================================== */
	17	package org.apache.poi.hslf.usermodel;
	18
	19	import java.io.InputStream;
	20
	21	import org.apache.poi.hslf.record.ExOleObjStg;
	22
	23	/**
	24	* A class that represents object data embedded in a slide show.
	25	*
	26	* @author Daniel Noll
	27	*/
	28	public class ObjectData {
	29	/**
	30	* The record that contains the object data.
	31	*/
	32	private ExOleObjStg storage;
	33
	34	/**
	35	* Creates the object data wrapping the record that contains the object data.
	36	*
	37	* @param storage the record that contains the object data.
	38	*/
	39	public ObjectData(ExOleObjStg storage) {
	40	this.storage = storage;
	41	}
	42
	43	/**
	44	* Gets an input stream which returns the binary of the embedded data.
	45	*
	46	* @return the input stream which will contain the binary of the embedded data.
	47	*/
	48	public InputStream getData() {
	49	return storage.getData();
	50	}
	51	}

Lines 98-108 Link Here

(-)src/scratchpad/src/org/apache/poi/hslf/record/RecordTypes.java (-4 / +4 lines)
98	public static final Type FontEmbeddedData = new Type(4024,null);	98	public static final Type FontEmbeddedData = new Type(4024,null);
99	public static final Type CString = new Type(4026,CString.class);	99	public static final Type CString = new Type(4026,CString.class);
100	public static final Type MetaFile = new Type(4033,null);	100	public static final Type MetaFile = new Type(4033,null);
101	public static final Type ExOleObjAtom = new Type(4035,null);	101	public static final Type ExOleObjAtom = new Type(4035,ExOleObjAtom.class);
102	public static final Type SrKinsoku = new Type(4040,null);	102	public static final Type SrKinsoku = new Type(4040,null);
103	public static final Type HandOut = new Type(4041,null);	103	public static final Type HandOut = new Type(4041,null);
104	public static final Type ExEmbed = new Type(4044,null);	104	public static final Type ExEmbed = new Type(4044,ExEmbed.class);
105	public static final Type ExEmbedAtom = new Type(4045,null);	105	public static final Type ExEmbedAtom = new Type(4045,ExEmbedAtom.class);
106	public static final Type ExLink = new Type(4046,null);	106	public static final Type ExLink = new Type(4046,null);
107	public static final Type BookmarkEntityAtom = new Type(4048,null);	107	public static final Type BookmarkEntityAtom = new Type(4048,null);
108	public static final Type ExLinkAtom = new Type(4049,null);	108	public static final Type ExLinkAtom = new Type(4049,null);
Lines 136-142 Link Here
136	public static final Type ExCDAudio = new Type(4110,null);	136	public static final Type ExCDAudio = new Type(4110,null);
137	public static final Type ExWAVAudioEmbedded = new Type(4111,null);	137	public static final Type ExWAVAudioEmbedded = new Type(4111,null);
138	public static final Type ExWAVAudioLink = new Type(4112,null);	138	public static final Type ExWAVAudioLink = new Type(4112,null);
139	public static final Type ExOleObjStg = new Type(4113,null);	139	public static final Type ExOleObjStg = new Type(4113,ExOleObjStg.class);
140	public static final Type ExCDAudioAtom = new Type(4114,null);	140	public static final Type ExCDAudioAtom = new Type(4114,null);
141	public static final Type ExWAVAudioEmbeddedAtom = new Type(4115,null);	141	public static final Type ExWAVAudioEmbeddedAtom = new Type(4115,null);
142	public static final Type AnimationInfoAtom = new Type(4116,null);	142	public static final Type AnimationInfoAtom = new Type(4116,null);

Line 0 Link Here

(-)src/scratchpad/src/org/apache/poi/hslf/record/ExOleObjStg.java (+93 lines)
		1	package org.apache.poi.hslf.record;
		2
		3	import java.io.ByteArrayInputStream;
		4	import java.io.IOException;
		5	import java.io.InputStream;
		6	import java.io.OutputStream;
		7	import java.util.zip.InflaterInputStream;
		8
		9	import org.apache.poi.util.LittleEndian;
		10
		11	/**
		12	* Storage for embedded OLE objects.
		13	*/
		14	public class ExOleObjStg extends RecordAtom {
		15	/**
		16	* Record header.
		17	*/
		18	private byte[] _header;
		19
		20	/**
		21	* Record data.
		22	*/
		23	private byte[] _data;
		24
		25	/**
		26	* Constructs a new empty storage container.
		27	*/
		28	protected ExOleObjStg() {
		29	_header = new byte[8];
		30	_data = new byte[0];
		31
		32	LittleEndian.putShort(_header, 2, (short)getRecordType());
		33	LittleEndian.putInt(_header, 4, _data.length);
		34	}
		35
		36	/**
		37	* Constructs the link related atom record from its
		38	* source data.
		39	*
		40	* @param source the source data as a byte array.
		41	* @param start the start offset into the byte array.
		42	* @param len the length of the slice in the byte array.
		43	*/
		44	protected ExOleObjStg(byte[] source, int start, int len) {
		45	// Get the header.
		46	_header = new byte[8];
		47	System.arraycopy(source,start,_header,0,8);
		48
		49	// Get the record data.
		50	_data = new byte[len-8];
		51	System.arraycopy(source,start+8,_data,0,len-8);
		52	}
		53
		54	/**
		55	* Gets the uncompressed length of the data.
		56	*
		57	* @return the uncompressed length of the data.
		58	*/
		59	public int getDataLength() {
		60	return LittleEndian.getInt(_data, 0);
		61	}
		62
		63	/**
		64	* Opens an input stream which will decompress the data on the fly.
65	*
66	* @return the data input stream.
67	*/
68	public InputStream getData() {
69	InputStream compressedStream = new ByteArrayInputStream(_data, 4, _data.length);
70	return new InflaterInputStream(compressedStream);
71	}
72
73	/**
74	* Gets the record type.
75	*
76	* @return the record type.
77	*/
78	public long getRecordType() {
79	return RecordTypes.ExOleObjStg.typeID;
80	}
81
82	/**
83	* Write the contents of the record back, so it can be written
84	* to disk.
85	*
86	* @param out the output stream to write to.
87	* @throws IOException if an error occurs.
88	*/
89	public void writeOut(OutputStream out) throws IOException {
90	out.write(_header);
91	out.write(_data);
92	}
93	}

Lines 20-47 Link Here

(-)src/scratchpad/src/org/apache/poi/hslf/HSLFSlideShow.java (-18 / +48 lines)
20		20
21	package org.apache.poi.hslf;	21	package org.apache.poi.hslf;
22		22
23	import java.util.*;	23	import java.io.ByteArrayInputStream;
24	import java.io.*;	24	import java.io.ByteArrayOutputStream;
		25	import java.io.FileInputStream;
		26	import java.io.FileNotFoundException;
		27	import java.io.IOException;
		28	import java.io.InputStream;
		29	import java.io.OutputStream;
		30	import java.util.ArrayList;
		31	import java.util.Arrays;
		32	import java.util.Hashtable;
		33	import java.util.Iterator;
		34	import java.util.List;
25		35
26	import org.apache.poi.POIDocument;	36	import org.apache.poi.POIDocument;
27	import org.apache.poi.util.LittleEndian;
28	import org.apache.poi.util.POILogger;
29	import org.apache.poi.util.POILogFactory;
30	import org.apache.poi.poifs.filesystem.POIFSFileSystem;
31	import org.apache.poi.poifs.filesystem.DocumentEntry;
32	import org.apache.poi.poifs.filesystem.DocumentInputStream;
33
34	import org.apache.poi.hpsf.PropertySet;
35	import org.apache.poi.hpsf.PropertySetFactory;
36	import org.apache.poi.hpsf.MutablePropertySet;
37	import org.apache.poi.hpsf.SummaryInformation;
38	import org.apache.poi.hpsf.DocumentSummaryInformation;
39
40	import org.apache.poi.hslf.exceptions.CorruptPowerPointFileException;	37	import org.apache.poi.hslf.exceptions.CorruptPowerPointFileException;
41	import org.apache.poi.hslf.exceptions.EncryptedPowerPointFileException;	38	import org.apache.poi.hslf.exceptions.EncryptedPowerPointFileException;
42	import org.apache.poi.hslf.exceptions.HSLFException;	39	import org.apache.poi.hslf.exceptions.HSLFException;
43	import org.apache.poi.hslf.record.*;	40	import org.apache.poi.hslf.record.CurrentUserAtom;
		41	import org.apache.poi.hslf.record.ExOleObjStg;
		42	import org.apache.poi.hslf.record.PersistPtrHolder;
		43	import org.apache.poi.hslf.record.PositionDependentRecord;
		44	import org.apache.poi.hslf.record.Record;
		45	import org.apache.poi.hslf.record.UserEditAtom;
		46	import org.apache.poi.hslf.usermodel.ObjectData;
44	import org.apache.poi.hslf.usermodel.PictureData;	47	import org.apache.poi.hslf.usermodel.PictureData;
		48	import org.apache.poi.poifs.filesystem.DocumentEntry;
		49	import org.apache.poi.poifs.filesystem.DocumentInputStream;
		50	import org.apache.poi.poifs.filesystem.POIFSFileSystem;
		51	import org.apache.poi.util.LittleEndian;
		52	import org.apache.poi.util.POILogFactory;
		53	import org.apache.poi.util.POILogger;
45		54
46	/**	55	/**
47	* This class contains the main functionality for the Powerpoint file	56	* This class contains the main functionality for the Powerpoint file
Lines 68-75 Link Here
68		77
69	// Raw Pictures contained in the pictures stream	78	// Raw Pictures contained in the pictures stream
70	private PictureData[] _pictures;	79	private PictureData[] _pictures;
71		80
72	/**	81	// Embedded objects stored in storage records in the document stream, lazily populated.
		82	private ObjectData[] _objects;
		83
		84	/**
73	* Returns the underlying POIFSFileSystem for the document	85	* Returns the underlying POIFSFileSystem for the document
74	* that is open.	86	* that is open.
75	*/	87	*/
Lines 507-510 Link Here
507	public PictureData[] getPictures() {	519	public PictureData[] getPictures() {
508	return _pictures;	520	return _pictures;
509	}	521	}
		522
		523	/**
		524	* Gets embedded object data from the slide show.
		525	*
		526	* @return the embedded objects.
		527	*/
		528	public ObjectData[] getEmbeddedObjects() {
		529	if (_objects == null) {
		530	List objects = new ArrayList();
		531	for (int i = 0; i < _records.length; i++) {
		532	if (_records[i] instanceof ExOleObjStg) {
		533	objects.add(new ObjectData((ExOleObjStg) _records[i]));
		534	}
		535	}
		536	_objects = (ObjectData[]) objects.toArray(new ObjectData[objects.size()]);
		537	}
		538	return _objects;
		539	}
510	}	540	}