Initial import of release 2.2.REL-2.2@923

git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@4 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c

1 files changed, 270 insertions, 0 deletions

diff --git a/src/main/java/org/pdfbox/ExtractText.java b/src/main/java/org/pdfbox/ExtractText.java
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+++ b/src/main/java/org/pdfbox/ExtractText.java
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+/**

+ * Copyright (c) 2003-2004, www.pdfbox.org

+ * All rights reserved.

+ *

+ * Redistribution and use in source and binary forms, with or without

+ * modification, are permitted provided that the following conditions are met:

+ *

+ * 1. Redistributions of source code must retain the above copyright notice,

+ *    this list of conditions and the following disclaimer.

+ * 2. Redistributions in binary form must reproduce the above copyright notice,

+ *    this list of conditions and the following disclaimer in the documentation

+ *    and/or other materials provided with the distribution.

+ * 3. Neither the name of pdfbox; nor the names of its

+ *    contributors may be used to endorse or promote products derived from this

+ *    software without specific prior written permission.

+ *

+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

+ * DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY

+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON

+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS

+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

+ *

+ * http://www.pdfbox.org

+ *

+ */

+package org.pdfbox;

+

+import java.io.FileOutputStream;

+import java.io.OutputStreamWriter;

+import java.io.Writer;

+

+import org.pdfbox.exceptions.InvalidPasswordException;

+

+import org.pdfbox.pdmodel.PDDocument;

+

+import org.pdfbox.util.PDFText2HTML;

+import org.pdfbox.util.PDFTextStripper;

+

+import org.apache.log4j.Logger;

+

+/**

+ * This is the main program that simply parses the pdf document and transforms it

+ * into text.

+ *

+ * @author Ben Litchfield (ben@csh.rit.edu)

+ * @version $Revision: 1.9 $

+ */

+public class ExtractText

+{

+    private static final Logger LOG = Logger.getLogger( ExtractText.class );

+

+    /**

+     * This is the default encoding of the text to be output.

+     */

+    public static final String DEFAULT_ENCODING =

+        null;

+        //"ISO-8859-1";

+        //"ISO-8859-6"; //arabic

+        //"US-ASCII";

+        //"UTF-8";

+        //"UTF-16";

+        //"UTF-16BE";

+        //"UTF-16LE";

+

+

+    private static final String PASSWORD = "-password";

+    private static final String ENCODING = "-encoding";

+    private static final String CONSOLE = "-console";

+    private static final String START_PAGE = "-startPage";

+    private static final String END_PAGE = "-endPage";

+    private static final String SORT = "-sort";

+    private static final String HTML = "-html";  // jjb - added simple HTML output

+

+    /**

+     * private constructor.

+    */

+    private ExtractText()

+    {

+        //static class

+    }

+

+    /**

+     * Infamous main method.

+     *

+     * @param args Command line arguments, should be one and a reference to a file.

+     *

+     * @throws Exception If there is an error parsing the document.

+     */

+    public static void main( String[] args ) throws Exception

+    {

+        boolean toConsole = false;

+        boolean toHTML = false;

+        boolean sort = false;

+        String password = "";

+        String encoding = DEFAULT_ENCODING;

+        String pdfFile = null;

+        String textFile = null;

+        int startPage = 1;

+        int endPage = Integer.MAX_VALUE;

+        for( int i=0; i<args.length; i++ )

+        {

+            if( args[i].equals( PASSWORD ) )

+            {

+                i++;

+                if( i >= args.length )

+                {

+                    usage();

+                }

+                password = args[i];

+            }

+            else if( args[i].equals( ENCODING ) )

+            {

+                i++;

+                if( i >= args.length )

+                {

+                    usage();

+                }

+                encoding = args[i];

+            }

+            else if( args[i].equals( START_PAGE ) )

+            {

+                i++;

+                if( i >= args.length )

+                {

+                    usage();

+                }

+                startPage = Integer.parseInt( args[i] );

+            }

+            else if( args[i].equals( HTML ) )

+            {

+                toHTML = true;

+            }

+            else if( args[i].equals( SORT ) )

+            {

+                sort = true;

+            }

+            else if( args[i].equals( END_PAGE ) )

+            {

+                i++;

+                if( i >= args.length )

+                {

+                    usage();

+                }

+                endPage = Integer.parseInt( args[i] );

+            }

+            else if( args[i].equals( CONSOLE ) )

+            {

+                toConsole = true;

+            }

+            else

+            {

+                if( pdfFile == null )

+                {

+                    pdfFile = args[i];

+                }

+                else

+                {

+                    textFile = args[i];

+                }

+            }

+        }

+

+        if( pdfFile == null )

+        {

+            usage();

+        }

+

+        if( textFile == null && pdfFile.length() >4 )

+        {

+            textFile = pdfFile.substring( 0, pdfFile.length() -4 ) + ".txt";

+        }

+

+        Writer output = null;

+        PDDocument document = null;

+        try

+        {

+            document = PDDocument.load( pdfFile );

+

+            //document.print();

+            if( document.isEncrypted() )

+            {

+                try

+                {

+                    document.decrypt( password );

+                }

+                catch( InvalidPasswordException e )

+                {

+                    if( args.length == 4 )//they supplied the wrong password

+                    {

+                        System.err.println( "Error: The supplied password is incorrect." );

+                        System.exit( 2 );

+                    }

+                    else

+                    {

+                        //they didn't suppply a password and the default of "" was wrong.

+                        System.err.println( "Error: The document is encrypted." );

+                        usage();

+                    }

+                }

+            }

+            if( toConsole )

+            {

+                output = new OutputStreamWriter( System.out );

+            }

+            else

+            {

+                if( encoding != null )

+                {

+                    output = new OutputStreamWriter(

+                        new FileOutputStream( textFile ), encoding );

+                }

+                else

+                {

+                    //use default encoding

+                    output = new OutputStreamWriter(

+                        new FileOutputStream( textFile ) );

+                }

+            }

+

+            PDFTextStripper stripper = null;

+            if(toHTML) 

+            {

+               stripper = new PDFText2HTML();

+            } 

+            else 

+            {

+               stripper = new PDFTextStripper();

+            }

+            stripper.setSortByPosition( sort );

+            stripper.setStartPage( startPage );

+            stripper.setEndPage( endPage );

+            stripper.writeText( document, output );

+        }

+        finally

+        {

+            if( output != null )

+            {

+                output.close();

+            }

+            if( document != null )

+            {

+                document.close();

+            }

+        }

+    }

+

+    /**

+     * This will print the usage requirements and exit.

+     */

+    private static void usage()

+    {

+        System.err.println( "Usage: java org.pdfbox.ExtractText [OPTIONS] <PDF file> [Text File]\n" +

+            "  -password  <password>        Password to decrypt document\n" +

+            "  -encoding  <output encoding> (ISO-8859-1,UTF-16BE,UTF-16LE,...)\n" +

+            "  -console                     Send text to console instead of file\n" +

+            "  -html                        Output in HTML format instead of raw text\n" +

+            "  -sort                        Sort the text before writing\n" +

+            "  -startPage <number>          The first page to start extraction(1 based)\n" +

+            "  -endPage <number>            The last page to extract(inclusive)\n" +

+            "  <PDF file>                   The PDF document to use\n" +

+            "  [Text File]                  The file to write the text to\n"

+            );

+        System.exit( 1 );

+    }

+}
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