plugins/Creole/Parse/Footnote.php
2013-12-06 09:22:36 +08:00

83 lines
1.9 KiB
PHP

<?php
/**
*
* Parses for bold text.
*
* This class implements a Text_Wiki_Rule to find source text marked for
* strong emphasis (bold) as defined by text surrounded by two
* stars. On parsing, the text itself is left in place, but the
* starting and ending instances of two stars are replaced with
* tokens.
*
* @category Text
*
* @package Text_Wiki
*
* @author Paul M. Jones <pmjones@php.net>
* @author Michele Tomaiuolo <tomamic@yahoo.it>
*
* @license LGPL
*
* @version $Id: Footnote.php 182 2008-09-14 15:56:00Z i.feelinglucky $
*
*/
class Text_Wiki_Parse_Footnote extends Text_Wiki_Parse {
/**
*
* The regular expression used to parse the source text and find
* matches conforming to this rule. Used by the parse() method.
*
* @access public
*
* @var string
*
* @see parse()
*
*/
var $regex = "/(\n)*\[([0-9]+)\]/";
/**
*
* Generates a replacement for the matched text. Token options are:
*
* 'type' => ['start'|'end'] The starting or ending point of the
* emphasized text. The text itself is left in the source.
*
* @access public
*
* @param array &$matches The array of matches from parse().
*
* @return A pair of delimited tokens to be used as a placeholder in
* the source text surrounding the text to be emphasized.
*
*/
function process(&$matches)
{
$id = $matches[2];
if ($matches[1] == "\n") {
$matches[1] = "\n\n";
$name = "fn$id";
$href = "#ref$id";
}
else {
$name = "ref$id";
$href = "#fn$id";
}
$token = $this->wiki->addToken(
'Url',
array('text' => "[$id]", 'href' => $href, 'name' => $name, 'type' => 'inline')
);
return $matches[1] . $token;
}
}
?>