182 lines
8.4 KiB
C#
182 lines
8.4 KiB
C#
using System;
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using System.IO;
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using iTextSharp.text.rtf;
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using iTextSharp.text;
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/*
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* $Id: RtfProtectionSetting.cs,v 1.2 2008/05/13 11:25:50 psoares33 Exp $
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*
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*
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* Copyright 2008 by Howard Shank
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* (the "License"); you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the License.
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*
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* The Original Code is 'iText, a free JAVA-PDF library'.
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*
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* The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
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* the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
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* All Rights Reserved.
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* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
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* are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
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*
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* Contributor(s): all the names of the contributors are added in the source code
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* where applicable.
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*
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* Alternatively, the contents of this file may be used under the terms of the
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* LGPL license (the ?GNU LIBRARY GENERAL PUBLIC LICENSE?), in which case the
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* provisions of LGPL are applicable instead of those above. If you wish to
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* allow use of your version of this file only under the terms of the LGPL
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* License and not to allow others to use your version of this file under
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* the MPL, indicate your decision by deleting the provisions above and
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* replace them with the notice and other provisions required by the LGPL.
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* If you do not delete the provisions above, a recipient may use your version
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* of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
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*
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* This library is free software; you can redistribute it and/or modify it
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* under the terms of the MPL as stated above or under the terms of the GNU
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* Library General Public License as published by the Free Software Foundation;
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* either version 2 of the License, or any later version.
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*
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* This library is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
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* details.
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*
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* If you didn't download this code from the following link, you should check if
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* you aren't using an obsolete version:
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* http://www.lowagie.com/iText/
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*/
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namespace iTextSharp.text.rtf.document {
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/**
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* The RtfProtectionSetting handles document protection elements
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*
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* @version $Id: RtfProtectionSetting.cs,v 1.2 2008/05/13 11:25:50 psoares33 Exp $
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* @author Howard Shank (hgshank@yahoo.com)
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* @since 2.1.1
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*/
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public class RtfProtectionSetting : RtfElement {
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/**
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* Constant for Form protection controlword
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* Mutually exclusive
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* @see com.lowagie.text.rtf.document.RtfProtectionSetting#REVPROT(com.lowagie.text.rtf.document.RtfProtectionSetting)
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* @see com.lowagie.text.rtf.document.RtfProtectionSetting#ANNOTPROT(com.lowagie.text.rtf.document.RtfProtectionSetting)
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* @see com.lowagie.text.rtf.document.RtfProtectionSetting#READPROT(com.lowagie.text.rtf.document.RtfProtectionSetting)
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* @since 2.1.1
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* @author Howard Shank (hgshank@yahoo.com)
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*/
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private static byte[] FORMPROT = DocWriter.GetISOBytes("\\formprot");
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/**
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* Constant for Revision protection controlword
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* Mutually exclusive
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* @see com.lowagie.text.rtf.document.RtfProtectionSetting#FORMPROT(com.lowagie.text.rtf.document.RtfProtectionSetting)
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* @see com.lowagie.text.rtf.document.RtfProtectionSetting#ANNOTPROT(com.lowagie.text.rtf.document.RtfProtectionSetting)
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* @see com.lowagie.text.rtf.document.RtfProtectionSetting#READPROT(com.lowagie.text.rtf.document.RtfProtectionSetting)
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* @since 2.1.1
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* @author Howard Shank (hgshank@yahoo.com)
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*/
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private static byte[] REVPROT = DocWriter.GetISOBytes("\\revprot");
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/**
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* Constant for Annotation/Comment protection controlword
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* Mutually exclusive
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* @see com.lowagie.text.rtf.document.RtfProtectionSetting#FORMPROT(com.lowagie.text.rtf.document.RtfProtectionSetting)
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* @see com.lowagie.text.rtf.document.RtfProtectionSetting#REVPROT(com.lowagie.text.rtf.document.RtfProtectionSetting)
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* @see com.lowagie.text.rtf.document.RtfProtectionSetting#READPROT(com.lowagie.text.rtf.document.RtfProtectionSetting)
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* @since 2.1.1
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* @author Howard Shank (hgshank@yahoo.com)
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*/
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private static byte[] ANNOTPROT = DocWriter.GetISOBytes("\\annotprot");
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/**
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* Constant for read only rotection controlword
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* Mutually exclusive - exception, can be combined with ANNOTPROT
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* for backwards compatibility
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* @see com.lowagie.text.rtf.document.RtfProtectionSetting#FORMPROT(com.lowagie.text.rtf.document.RtfProtectionSetting)
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* @see com.lowagie.text.rtf.document.RtfProtectionSetting#REVPROT(com.lowagie.text.rtf.document.RtfProtectionSetting)
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* @see com.lowagie.text.rtf.document.RtfProtectionSetting#ANNOTPROT(com.lowagie.text.rtf.document.RtfProtectionSetting)
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* @since 2.1.1
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* @author Howard Shank (hgshank@yahoo.com)
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*/
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private static byte[] READPROT = DocWriter.GetISOBytes("\\readprot");
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/**
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* Constant for protlevel controlword
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* @since 2.1.1
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* @author Howard Shank (hgshank@yahoo.com)
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*/
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private static byte[] PROTLEVEL = DocWriter.GetISOBytes("\\protlevel");
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/**
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* Constant for enforceprot controlword
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* @since 2.1.1
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* @author Howard Shank (hgshank@yahoo.com)
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*/
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private static byte[] ENFORCEPROT = DocWriter.GetISOBytes("\\enforceprot");
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/**
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* Constant for enforceprot controlword.
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* Implemented in Microsoft Word 2007.
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*
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* @since 2.1.1
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* @author Howard Shank (hgshank@yahoo.com)
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*/
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private static byte[] READONLYRECOMMENDED = DocWriter.GetISOBytes("\\readonlyrecommended");
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/**
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* Constructs a <code>RtfProtectionSetting</code> belonging to a RtfDocument
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*
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* @param doc The <code>RtfDocument</code> this <code>RtfProtectionSetting</code> belongs to
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* @since 2.1.1
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* @author Howard Shank (hgshank@yahoo.com)
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*/
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public RtfProtectionSetting(RtfDocument doc) : base(doc) {
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}
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/**
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* Writes the RTF protection control words
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* @since 2.1.1
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* @author Howard Shank (hgshank@yahoo.com)
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*/
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public override void WriteContent(Stream result) {
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}
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/**
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* Writes the RTF protection control words
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* @since 2.1.1
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* @author Howard Shank (hgshank@yahoo.com)
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*/
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public virtual void WriteDefinition(Stream result) {
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if (document.GetDocumentSettings().IsDocumentProtected()) {
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switch (document.GetDocumentSettings().GetProtectionLevelRaw()) {
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case RtfProtection.LEVEL_FORMPROT:
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result.Write(FORMPROT, 0, FORMPROT.Length);
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break;
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case RtfProtection.LEVEL_ANNOTPROT:
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result.Write(ANNOTPROT, 0, ANNOTPROT.Length);
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break;
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case RtfProtection.LEVEL_REVPROT:
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result.Write(REVPROT, 0, REVPROT.Length);
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break;
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case RtfProtection.LEVEL_READPROT:
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result.Write(ANNOTPROT, 0, ANNOTPROT.Length);
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result.Write(READPROT, 0, READPROT.Length);
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break;
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}
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result.Write(ENFORCEPROT, 0, ENFORCEPROT.Length); // assumes one of the above protection keywords was output.
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result.WriteByte((byte)'1');
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result.Write(PROTLEVEL, 0, PROTLEVEL.Length);
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byte[] t;
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result.Write(t = document.GetDocumentSettings().GetProtectionLevelBytes(), 0, t.Length);
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}
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if (document.GetDocumentSettings().GetReadOnlyRecommended()) {
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result.Write(READONLYRECOMMENDED, 0, READONLYRECOMMENDED.Length);
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result.Write(DELIMITER, 0, DELIMITER.Length);
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}
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}
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}
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} |