* * @package Text_Wiki * */ class Text_Wiki_Parse_Heading 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 = '/^(\+{1,6}) (.*)/m'; var $conf = array( 'id_prefix' => 'toc' ); /** * * Generates a replacement for the matched text. Token options are: * * 'type' => ['start'|'end'] The starting or ending point of the * heading text. The text itself is left in the source. * * @access public * * @param array &$matches The array of matches from parse(). * * @return string A pair of delimited tokens to be used as a * placeholder in the source text surrounding the heading text. * */ function process(&$matches) { // keep a running count for header IDs. we use this later // when constructing TOC entries, etc. static $id; if (! isset($id)) { $id = 0; } $prefix = htmlspecialchars($this->getConf('id_prefix')); $start = $this->wiki->addToken( $this->rule, array( 'type' => 'start', 'level' => strlen($matches[1]), 'text' => $matches[2], 'id' => $prefix . $id ++ ) ); $end = $this->wiki->addToken( $this->rule, array( 'type' => 'end', 'level' => strlen($matches[1]) ) ); return $start . $matches[2] . $end . "\n"; } } ?>