| // +----------------------------------------------------------------------+ // // $Id: paragraph.php,v 1.2 2004/01/31 02:41:24 pmjones Exp $ /** * * This class implements a Text_Wiki rule to find sections of the source * text that are paragraphs. A para is any line not starting with a token * delimiter, followed by two newlines. * * @author Paul M. Jones * * @package Text_Wiki * */ class Text_Wiki_Rule_paragraph extends Text_Wiki_Rule { /** * * The regular expression used to find source text matching this * rule. * * @access public * * @var string * */ function Text_Wiki_Rule_paragraph(&$obj, $name) { parent::Text_Wiki_Rule($obj, $name); $this->regex = "/^(?!{$this->_wiki->delim}).*?\n\n/m"; } /** * * Generates a token entry for the matched text. Token options are: * * 'text' => The full 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) { if (trim($matches[0]) == '') { return $matches[0]; } else { $start = $this->addToken(array('type' => 'start')); $end = $this->addToken(array('type' => 'end')); return $start . trim($matches[0]) . $end; } } /** * * 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) { extract($options); //type if ($type == 'start') { return '

'; } if ($type == 'end') { return "

\n\n"; } } } ?>