includes/wikiengine/Parse/Default/Strong.php
changeset 1027 98c052fc3337
parent 1026 f0431eb8161e
child 1028 dde4416dea00
equal deleted inserted replaced
1026:f0431eb8161e 1027:98c052fc3337
     1 <?php
       
     2 
       
     3 /**
       
     4 * 
       
     5 * Parses for strongly-emphasized 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: Strong.php,v 1.3 2005/02/23 17:38:29 pmjones Exp $
       
    16 * 
       
    17 */
       
    18 
       
    19 
       
    20 /**
       
    21 * 
       
    22 * Parses for strongly-emphasized text.
       
    23 * 
       
    24 * This class implements a Text_Wiki_Parse to find source text marked for
       
    25 * strong emphasis (bold) as defined by text surrounded by three
       
    26 * single-quotes. On parsing, the text itself is left in place, but the
       
    27 * starting and ending instances of three single-quotes are replaced with
       
    28 * tokens.
       
    29 *
       
    30 * @category Text
       
    31 * 
       
    32 * @package Text_Wiki
       
    33 * 
       
    34 * @author Paul M. Jones <pmjones@php.net>
       
    35 * 
       
    36 */
       
    37 
       
    38 class Text_Wiki_Parse_Strong extends Text_Wiki_Parse {
       
    39     
       
    40     
       
    41     /**
       
    42     * 
       
    43     * The regular expression used to parse the source text and find
       
    44     * matches conforming to this rule.  Used by the parse() method.
       
    45     * 
       
    46     * @access public
       
    47     * 
       
    48     * @var string
       
    49     * 
       
    50     * @see parse()
       
    51     * 
       
    52     */
       
    53     
       
    54     var $regex =  "/\*\*(.*?)\*\*/";
       
    55     
       
    56     
       
    57     /**
       
    58     * 
       
    59     * Generates a replacement for the matched text.  Token options are:
       
    60     * 
       
    61     * 'type' => ['start'|'end'] The starting or ending point of the
       
    62     * emphasized text.  The text itself is left in the source.
       
    63     * 
       
    64     * @access public
       
    65     *
       
    66     * @param array &$matches The array of matches from parse().
       
    67     *
       
    68     * @return A pair of delimited tokens to be used as a placeholder in
       
    69     * the source text surrounding the text to be emphasized.
       
    70     *
       
    71     */
       
    72     
       
    73     function process(&$matches)
       
    74     {
       
    75         $start = $this->wiki->addToken(
       
    76             $this->rule, array('type' => 'start')
       
    77         );
       
    78         
       
    79         $end = $this->wiki->addToken(
       
    80             $this->rule, array('type' => 'end')
       
    81         );
       
    82         
       
    83         return $start . $matches[1] . $end;
       
    84     }
       
    85 }
       
    86 ?>