include/Text/Wiki/Parse/Default/Center.php

   1 <?php
   2
   3 /**
   4 *
   5 * Parses for centered lines of text.
   6 *
   7 * @category Text
   8 *
   9 * @package Text_Wiki
  10 *
  11 * @author Paul M. Jones <pmjones@php.net>
  12 *
  13 * @license LGPL
  14 *
  15 * @version $Id: Center.php,v 1.3 2005/02/23 17:38:29 pmjones Exp $
  16 *
  17 */
  18
  19 /**
  20 *
  21 * Parses for centered lines of text.
  22 *
  23 * This class implements a Text_Wiki_Parse to find lines marked for centering.
  24 * The line must start with "= " (i.e., an equal-sign followed by a space).
  25 *
  26 * @category Text
  27 *
  28 * @package Text_Wiki
  29 *
  30 * @author Paul M. Jones <pmjones@php.net>
  31 *
  32 */
  33
  34 class Text_Wiki_Parse_Center extends Text_Wiki_Parse {
  35
  36
  37     /**
  38     *
  39     * The regular expression used to find source text matching this
  40     * rule.
  41     *
  42     * @access public
  43     *
  44     * @var string
  45     *
  46     */
  47
  48     var $regex = '/\n\= (.*?)\n/';
  49
  50     /**
  51     *
  52     * Generates a token entry for the matched text.
  53     *
  54     * @access public
  55     *
  56     * @param array &$matches The array of matches from parse().
  57     *
  58     * @return A delimited token number to be used as a placeholder in
  59     * the source text.
  60     *
  61     */
  62
  63     function process(&$matches)
  64     {
  65         $start = $this->wiki->addToken(
  66             $this->rule,
  67             array('type' => 'start')
  68         );
  69
  70         $end = $this->wiki->addToken(
  71             $this->rule,
  72             array('type' => 'end')
  73         );
  74
  75         return "\n" . $start . $matches[1] . $end . "\n";
  76     }
  77 }
  78 ?>