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 ?>