Viewing file: Paragraph.php (2.58 KB) -rw-rw-rw- Select action/file-type: (+) | (+) | (+) | Code (+) | Session (+) | (+) | SDB (+) | (+) | (+) | (+) | (+) | (+) |
<?php
/** * * Parses for paragraph blocks. * * @category Text * * @package Text_Wiki * * @author Paul M. Jones <pmjones@php.net> * * @license LGPL * * @version $Id: Paragraph.php 286814 2009-08-04 17:03:17Z rodrigosprimo $ * */
/** * * Parses for paragraph blocks. * * 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. * * @category Text * * @package Text_Wiki * * @author Paul M. Jones <pmjones@php.net> * */
class Text_Wiki_Parse_Paragraph extends Text_Wiki_Parse { /** * * The regular expression used to find source text matching this * rule. * * @access public * * @var string * */ var $regex = "/^.*?\n\n/m"; var $conf = array( 'skip' => array( 'blockquote', // are we sure about this one? 'code', 'heading', 'horiz', 'deflist', 'table', 'list', 'toc' ) ); /** * * Generates a token entry for the matched text. Token options are: * * 'start' => The starting point of the paragraph. * * 'end' => The ending point of the paragraph. * * @access public * * @param array &$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) { $delim = $this->wiki->delim; $skip = $this->getConf('skip', array()); // was anything there? if (trim($matches[0]) == '') { return ''; } // does the match has tokens inside? preg_match_all("/(?:$delim)(\d+?)(?:$delim)/", $matches[0], $delimiters, PREG_SET_ORDER);
// look each delimiter inside the match and see if it's skippable // (if we skip, it will not be marked as a paragraph) foreach ($delimiters as $d) { $token_type = strtolower($this->wiki->tokens[$d[1]][0]); if (in_array($token_type, $skip)) { return $matches[0]; } }
// if there is no skipable token inside the match // add the Paragraph token and return $start = $this->wiki->addToken( $this->rule, array('type' => 'start') ); $end = $this->wiki->addToken( $this->rule, array('type' => 'end') ); return $start . trim($matches[0]) . $end; } } ?>
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