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<?php
/**
*
* Parse structured wiki text and render into arbitrary formats such as XHTML.
* This is the Text_Wiki extension for Mediawiki markup
*
* PHP versions 4 and 5
*
* @category Text
*
* @package Text_Wiki
*
* @author Michele Tomaiuolo <tomamic@yahoo.it>
*
* @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1
*
* @link http://pear.php.net/package/Text_Wiki
*
* @version CVS: $Id: Creole.php 274202 2009-01-22 13:28:32Z mic $
*
*/
/**
*
* "Master" class for handling the management and convenience
*
*/
require_once 'Text/Wiki.php';
/**
*
* Base Text_Wiki handler class extension for Creole markup
*
* @category Text
*
* @package Text_Wiki
*
* @author Michele Tomaiuolo <tomamic@yahoo.it>
*
* @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1
*
* @link http://pear.php.net/package/Text_Wiki
*
* @see Text_Wiki::Text_Wiki()
*
*/
class Text_Wiki_Creole extends Text_Wiki {
// *single newlines* are handled as in most wikis (ignored)
// if Newline is removed from rules, they will be handled as in word-processors (meaning a paragraph break)
var $rules = array(
'Prefilter',
'Delimiter',
'Preformatted',
'Tt',
'Trim',
'Break',
'Raw',
'Box',
'Footnote',
'Heading',
'Newline',
'Deflist',
'Blockquote',
'Newline',
'Url',
'Wikilink',
'Image',
//'Heading',
'Table',
'Center',
'Horiz',
'Deflist',
'List',
'Address',
'Paragraph',
'Superscript',
'Subscript',
'Underline',
'Emphasis',
'Strong',
//'Italic',
//'Bold',
'Tighten'
);
/**
* Constructor: just adds the path to Creole rules
*
* @access public
* @param array $rules The set of rules to load for this object.
*/
function Text_Wiki_Creole($rules = null) {
parent::Text_Wiki($rules);
$this->addPath('parse', $this->fixPath(dirname(__FILE__)).'Parse/Creole');
$this->renderingType = 'char';
$this->setRenderConf('xhtml', 'center', 'css', 'center');
$this->setRenderConf('xhtml', 'url', 'target', null);
}
function checkInnerTags(&$text) {
$started = array();
$i = false;
while (($i = strpos($text, $this->delim, $i)) !== false) {
$j = strpos($text, $this->delim, $i + 1);
$t = substr($text, $i + 1, $j - $i - 1);
$i = $j + 1;
$rule = strtolower($this->tokens[$t][0]);
$type = $this->tokens[$t][1]['type'];
if ($type == 'start') {
if (empty($started[$rule])) {
$started[$rule] = 0;
}
$started[$rule] += 1;
}
else if ($type == 'end') {
if (empty($started[$rule])) return false;
$started[$rule] -= 1;
if (! $started[$rule]) unset($started[$rule]);
}
}
return ! (count($started) > 0);
}
function restoreRaw($text) {
$i = false;
while (($i = strpos($text, $this->delim, $i)) !== false) {
$j = strpos($text, $this->delim, $i + 1);
$t = substr($text, $i + 1, $j - $i - 1);
$rule = strtolower($this->tokens[$t][0]);
if ($rule == 'raw') {
$text = str_replace($this->delim. $t. $this->delim, $this->tokens[$t][1]['text'], $text);
}
else {
$i = $j + 1;
}
}
return $text;
}
}
?>
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