convert_from_xml.php

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<?php
  /*
   This file is part of DocBookWiki.  DocBookWiki is a web application
   that displays and edits DocBook documents.

   Copyright (C) 2004, 2005, 2006, 2007
   Dashamir Hoxha, dashohoxha@users.sourceforge.net

   DocBookWiki is free software; you can redistribute it and/or modify
   it under the  terms of the GNU General  Public License as published
   by the Free  Software Foundation; either version 2  of the License,
   or (at your option) any later version.

   DocBookWiki 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
   General Public License for more details.

   You should have  received a copy of the  GNU General Public License
   along  with  DocBookWiki;  if  not,  write  to  the  Free  Software
   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
   USA
  */

function xml_to_html($xml_file)
{
  //process it with a transformer
  $normalize = WebApp::getSVar('edit_content->normalize');
  $norm = ($normalize=='true' ? '_normalize' : '');
  $xsl_file = XSLT."edit_content/xml2html${norm}.xsl";
  $html_content = shell("xsltproc $xsl_file $xml_file");

  return $html_content;
}

function xml_to_text($xml_file)
{
  $patterns =
    array(
          /* escape some special chars by adding a slash before them */
          "/(_|`|~)/",

          /* escape [...] by adding a slash before it */
          "/\[([^\]]+)\]/",

          /* escape !# by adding a slash before it */
          "/!#/",

          /* escape bash$ and bash# */
          "/^\s*(bash\\\$|bash#)/",
          );

  $replacements =
    array(
          /* escape some special chars by adding a slash before them*/
          '\\\\\\1',

          /* escape [...] by adding a slash before it */
          '\\[\\1]',

          /* escape !# by adding a slash before it */
          '\\!#',

          /* escape bash$ and bash# */
          '\\\\\\1',
          );

  $arr_lines = file($xml_file);
  for ($i=0; $i < sizeof($arr_lines); $i++)
    {
      $arr_lines[$i] = preg_replace($patterns, $replacements, $arr_lines[$i]);
    }
  $xml_content = implode('', $arr_lines);
  $tmpfile = write_tmp_file($xml_content);

  //process it with a transformer
  $xsl_file = XSLT."edit_content/xml2text.xsl";
  $text_content = shell("xsltproc $xsl_file $tmpfile 2>&1");
  unlink($tmpfile);

  $patterns = array('/&amp;lt;/', '/&amp;gt;/');
  $replacements = array('\\<', '\\>');
  $text_content = preg_replace($patterns, $replacements, $text_content);

  return $text_content;
}
?>

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