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Devin Jankowski
2023-06-21 12:46:23 -04:00
commit c70248a520
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iTechSharp/iTextSharp/text/rtf/document/RtfInfoElement.cs Normal file
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using System;
using System.IO;
using iTextSharp.text;
using iTextSharp.text.rtf;
/*
* $Id: RtfInfoElement.cs,v 1.6 2008/05/16 19:30:51 psoares33 Exp $
*
*
* Copyright 2003, 2004 by Mark Hall
*
* 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/
*/
namespace iTextSharp.text.rtf.document {
/**
* Stores one information group element. Valid elements are
* author, title, subject, keywords, producer and creationdate.
*
* @version $Id: RtfInfoElement.cs,v 1.6 2008/05/16 19:30:51 psoares33 Exp $
* @author Mark Hall (Mark.Hall@mail.room3b.eu)
* @author Thomas Bickel (tmb99@inode.at)
*/
public class RtfInfoElement : RtfElement {
/**
* Constant for the author element
*/
private static byte[] INFO_AUTHOR = DocWriter.GetISOBytes("\\author");
/**
* Constant for the subject element
*/
private static byte[] INFO_SUBJECT = DocWriter.GetISOBytes("\\subject");
/**
* Constant for the keywords element
*/
private static byte[] INFO_KEYWORDS = DocWriter.GetISOBytes("\\keywords");
/**
* Constant for the title element
*/
private static byte[] INFO_TITLE = DocWriter.GetISOBytes("\\title");
/**
* Constant for the producer element
*/
private static byte[] INFO_PRODUCER = DocWriter.GetISOBytes("\\operator");
/**
* Constant for the creationdate element
*/
private static byte[] INFO_CREATION_DATE = DocWriter.GetISOBytes("\\creationdate");
/**
* The type of this RtfInfoElement. The values from Element.INFO_ELEMENT_NAME are used.
*/
private int infoType = -1;
/**
* The content of this RtfInfoElement
*/
private String content = "";
/**
* Constructs a RtfInfoElement based on the given Meta object
*
* @param doc The RtfDocument this RtfInfoElement belongs to
* @param meta The Meta object this RtfInfoElement is based on
*/
public RtfInfoElement(RtfDocument doc, Meta meta) : base(doc) {
infoType = meta.Type;
content = meta.Content;
}
/**
* Writes the content of one RTF information element.
*/
public override void WriteContent(Stream result) {
result.Write(OPEN_GROUP, 0, OPEN_GROUP.Length);
switch (infoType) {
case Element.AUTHOR:
result.Write(INFO_AUTHOR, 0, INFO_AUTHOR.Length);
break;
case Element.SUBJECT:
result.Write(INFO_SUBJECT, 0, INFO_SUBJECT.Length);
break;
case Element.KEYWORDS:
result.Write(INFO_KEYWORDS, 0, INFO_KEYWORDS.Length);
break;
case Element.TITLE:
result.Write(INFO_TITLE, 0, INFO_TITLE.Length);
break;
case Element.PRODUCER:
result.Write(INFO_PRODUCER, 0, INFO_PRODUCER.Length);
break;
case Element.CREATIONDATE:
result.Write(INFO_CREATION_DATE, 0, INFO_CREATION_DATE.Length);
break;
default:
result.Write(INFO_AUTHOR, 0, INFO_AUTHOR.Length);
break;
}
result.Write(DELIMITER, 0, DELIMITER.Length);
byte[] t;
if (infoType == Element.CREATIONDATE) {
t = DocWriter.GetISOBytes(ConvertDate(content));
result.Write(t, 0, t.Length);
} else {
document.FilterSpecialChar(result, content, false, false);
}
result.Write(CLOSE_GROUP, 0, CLOSE_GROUP.Length);
}
/**
* Converts a date from the format used by iText to the format required by
* rtf.<br>iText: EEE MMM dd HH:mm:ss zzz yyyy - rtf: \\'yr'yyyy\\'mo'MM\\'dy'dd\\'hr'HH\\'min'mm\\'sec'ss
*
* @param date The date formated by iText
* @return The date formated for rtf
*/
private String ConvertDate(String date) {
DateTime d;
try {
d = DateTime.Parse(date);
} catch {
d = DateTime.Now;
}
return d.ToString("'\\\\yr'yyyy'\\\\mo'MM'\\\\dy'dd'\\\\hr'HH'\\\\min'mm'\\\\sec'ss");
}
}
}