From 6025b6016517c6d898d8957d1d7e03ba71431912 Mon Sep 17 00:00:00 2001 From: tknall Date: Fri, 1 Dec 2006 12:20:24 +0000 Subject: Initial import of release 2.2. git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@4 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c --- .../tools/plugins/RemoveLaunchApplication.java | 189 +++++++++++++++++++++ 1 file changed, 189 insertions(+) create mode 100644 src/main/java/com/lowagie/tools/plugins/RemoveLaunchApplication.java (limited to 'src/main/java/com/lowagie/tools/plugins/RemoveLaunchApplication.java') diff --git a/src/main/java/com/lowagie/tools/plugins/RemoveLaunchApplication.java b/src/main/java/com/lowagie/tools/plugins/RemoveLaunchApplication.java new file mode 100644 index 0000000..fc082e7 --- /dev/null +++ b/src/main/java/com/lowagie/tools/plugins/RemoveLaunchApplication.java @@ -0,0 +1,189 @@ +/* + * $Id: RemoveLaunchApplication.java,v 1.4 2005/11/29 21:05:02 blowagie Exp $ + * $Name: $ + * + * Copyright 2005 by Bruno Lowagie + * + * The contents of this file are subject to the Mozilla Public License Version 1.1 + * (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.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the License. + * + * The Original Code is 'iText, a free JAVA-PDF library'. + * + * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by + * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie. + * All Rights Reserved. + * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer + * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved. + * + * Contributor(s): all the names of the contributors are added in the source code + * where applicable. + * + * Alternatively, the contents of this file may be used under the terms of the + * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the + * provisions of LGPL are applicable instead of those above. If you wish to + * allow use of your version of this file only under the terms of the LGPL + * License and not to allow others to use your version of this file under + * the MPL, indicate your decision by deleting the provisions above and + * replace them with the notice and other provisions required by the LGPL. + * If you do not delete the provisions above, a recipient may use your version + * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE. + * + * This library is free software; you can redistribute it and/or modify it + * under the terms of the MPL as stated above or under the terms of the GNU + * Library General Public License as published by the Free Software Foundation; + * either version 2 of the License, or any later version. + * + * This library 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 Library general Public License for more + * details. + * + * If you didn't download this code from the following link, you should check if + * you aren't using an obsolete version: + * http://www.lowagie.com/iText/ + */ +package com.lowagie.tools.plugins; + +import java.io.File; +import java.io.FileOutputStream; + +import javax.swing.JInternalFrame; + +import com.lowagie.text.pdf.PRIndirectReference; +import com.lowagie.text.pdf.PdfDictionary; +import com.lowagie.text.pdf.PdfName; +import com.lowagie.text.pdf.PdfObject; +import com.lowagie.text.pdf.PdfReader; +import com.lowagie.text.pdf.PdfStamper; +import com.lowagie.text.pdf.PdfString; +import com.lowagie.tools.arguments.FileArgument; +import com.lowagie.tools.arguments.PdfFilter; +import com.lowagie.tools.arguments.ToolArgument; + +/** + * This tool copies an existing PDF and removes potentially dangerous code that launches an application. + */ +public class RemoveLaunchApplication + extends AbstractTool { + + static { + addVersion( + "$Id: RemoveLaunchApplication.java,v 1.4 2005/11/29 21:05:02 blowagie Exp $"); + } + + /** + * Constructs a ReversePages object. + */ + public RemoveLaunchApplication() { + menuoptions = MENU_EXECUTE | MENU_EXECUTE_SHOW; + arguments.add(new FileArgument(this, "srcfile", + "The file from which you want to remove Launch Application actions", false, + new PdfFilter())); + arguments.add(new FileArgument(this, "destfile", + "The file to which the cleaned up version of the original PDF has to be written", true, + new PdfFilter())); + } + + /** + * @see com.lowagie.tools.plugins.AbstractTool#createFrame() + */ + protected void createFrame() { + internalFrame = new JInternalFrame("Remove Launch Applications", true, false, true); + internalFrame.setSize(300, 80); + internalFrame.setJMenuBar(getMenubar()); + System.out.println("=== Remove Launch Applications OPENED ==="); + } + + /** + * @see com.lowagie.tools.plugins.AbstractTool#execute() + */ + public void execute() { + try { + if (getValue("srcfile") == null) { + throw new InstantiationException("You need to choose a sourcefile"); + } + File src = (File) getValue("srcfile"); + if (getValue("destfile") == null) { + throw new InstantiationException( + "You need to choose a destination file"); + } + File dest = (File) getValue("destfile"); + + // we create a reader for a certain document + PdfReader reader = new PdfReader(src.getAbsolutePath()); + PdfObject o; + PdfDictionary d; + PdfDictionary l; + PdfName n; + for (int i = 1; i < reader.getXrefSize(); i++) { + o = reader.getPdfObject(i); + if (o instanceof PdfDictionary) { + d = (PdfDictionary)o; + o = d.get(PdfName.A); + if (o == null) continue; + if (o instanceof PdfDictionary) { + l = (PdfDictionary)o; + } + else { + PRIndirectReference r =(PRIndirectReference)o; + l = (PdfDictionary)reader.getPdfObject(r.getNumber()); + } + n = (PdfName)l.get(PdfName.S); + if (PdfName.LAUNCH.equals(n)) { + if (l.get(PdfName.F) != null) { + System.out.println("Removed: " + l.get(PdfName.F)); + l.remove(PdfName.F); + } + if (l.get(PdfName.WIN) != null) { + System.out.println("Removed: " + l.get(PdfName.WIN)); + l.remove(PdfName.WIN); + } + l.put(PdfName.S, PdfName.JAVASCRIPT); + l.put(PdfName.JS, new PdfString("app.alert('Launch Application Action removed by iText');\r")); + } + } + } + PdfStamper stamper = new PdfStamper(reader, new FileOutputStream(dest)); + stamper.close(); + } + catch (Exception e) { + e.printStackTrace(); + } + } + + /** + * @see com.lowagie.tools.plugins.AbstractTool#valueHasChanged(com.lowagie.tools.arguments.ToolArgument) + */ + public void valueHasChanged(ToolArgument arg) { + if (internalFrame == null) { + // if the internal frame is null, the tool was called from the commandline + return; + } + // represent the changes of the argument in the internal frame + } + + /** + * Copy an existing PDF and replace the Launch Application Action with JavaScript alerts. + * @param args + */ + public static void main(String[] args) { + RemoveLaunchApplication tool = new RemoveLaunchApplication(); + if (args.length < 2) { + System.err.println(tool.getUsage()); + } + tool.setArguments(args); + tool.execute(); + } + + /** + * @see com.lowagie.tools.plugins.AbstractTool#getDestPathPDF() + */ + protected File getDestPathPDF() throws InstantiationException { + return (File) getValue("destfile"); + } +} \ No newline at end of file -- cgit v1.2.3