| // +----------------------------------------------------------------------+ // // $Id: center.php,v 1.2 2004/12/02 10:54:32 nohn Exp $ /** * * This class implements a Text_Wiki_Rule to find lines marked for centering. * The line must start with "= " (i.e., an equal-sign followed by a space). * * @author Paul M. Jones * * @package Text_Wiki * */ class Text_Wiki_Rule_center extends Text_Wiki_Rule { /** * * The regular expression used to find source text matching this * rule. * * @access public * * @var string * */ //var $regex = '/\n(\)\n(.+)\n(\<\/center\>)\n/Umsi'; var $regex = '/\n\= (.*?)\n/'; /** * * Generates a token entry for the matched text. * * @access public * * @param array &$matches The array of matches from parse(). * * @return A delimited token number to be used as a placeholder in * the source text. * */ function process(&$matches) { $start = $this->addToken(array('type' => 'start')); $end = $this->addToken(array('type' => 'end')); //return "\n" . $start . "\n" . $matches[2] . "\n\n" . $end . "\n"; return "\n" . $start . $matches[1] . $end . "\n"; } /** * * Renders a token into text matching the requested format. * * @access public * * @param array $options The "options" portion of the token (second * element). * * @return string The text rendered from the token options. * */ function renderXhtml($options) { if ($options['type'] == 'start') { //return "\n\n"; return '

'; } if ($options['type'] == 'end') { //return "

\n"; return ''; } } } ?>