<?php

// vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4:

/**

 * Format class for the Xhtml rendering

 *

 * PHP versions 4 and 5

 *

 * @category   Text

 * @package    Text_Wiki

 * @author     Paul M. Jones <pmjones@php.net>

 * @license    http://www.gnu.org/copyleft/lesser.html  LGPL License 2.1

 * @version    CVS: $Id: Xhtml.php,v 1.9 2006/02/10 22:31:50 toggg Exp $

 * @link       http://pear.php.net/package/Text_Wiki

 */

/**

 * Format class for the Xhtml rendering

 *

 * @category   Text

 * @package    Text_Wiki

 * @author     Paul M. Jones <pmjones@php.net>

 * @license    http://www.gnu.org/copyleft/lesser.html  LGPL License 2.1

 * @version    Release: @package_version@

 * @link       http://pear.php.net/package/Text_Wiki

 */

class Text_Wiki_Render_Xhtml extends Text_Wiki_Render {

    var $conf = array(

    	'translate' => HTML_ENTITIES,

    	'quotes'    => ENT_COMPAT,

    	'charset'   => 'ISO-8859-1'

    );

    function pre()

    {

        $this->wiki->source = $this->textEncode($this->wiki->source);

    }

    function post()

    {

        return;

    }

    /**

    * Method to render text

    *

    * @access public

    * @param string $text the text to render

    * @return rendered text

    *

    */

    function textEncode($text)

    {

        // attempt to translate HTML entities in the source.

        // get the config options.

        $type = $this->getConf('translate', HTML_ENTITIES);

        $quotes = $this->getConf('quotes', ENT_COMPAT);

        $charset = $this->getConf('charset', 'ISO-8859-1');

        // have to check null and false because HTML_ENTITIES is a zero

        if ($type === HTML_ENTITIES) {

            // keep a copy of the translated version of the delimiter

            // so we can convert it back.

            $new_delim = htmlentities($this->wiki->delim, $quotes, $charset);

            // convert the entities.  we silence the call here so that

            // errors about charsets don't pop up, per counsel from

            // Jan at Horde.  (http://pear.php.net/bugs/bug.php?id=4474)

            $text = @htmlentities(

              $text,

              $quotes,

              $charset

            );

            // Mod for Enano: undo any HTML cleaning - we will take care of this ourselves

            $text = str_replace(Array('<', '>', '"', '&', '''),

                                Array('<',    '>',    '"',      '&',     "'"     ),

                                $text);

            // re-convert the delimiter

            $text = str_replace(

              $new_delim, $this->wiki->delim, $text

            );

        } elseif ($type === HTML_SPECIALCHARS) {

          // keep a copy of the translated version of the delimiter

          // so we can convert it back.

          $new_delim = htmlspecialchars($this->wiki->delim, $quotes,

              $charset);

          // convert the entities.  we silence the call here so that

          // errors about charsets don't pop up, per counsel from

          // Jan at Horde.  (http://pear.php.net/bugs/bug.php?id=4474)

          $text = @htmlspecialchars(

            $text,

            $quotes,

            $charset

          );

          // re-convert the delimiter

          $text = str_replace(

            $new_delim, $this->wiki->delim, $text

          );

        }

        return $text;

    }

}

?>