90 líneas
1,8 KiB
PHP
90 líneas
1,8 KiB
PHP
<?php
|
|
/**
|
|
* WP_MatchesMapRegex helper class
|
|
*
|
|
* @package WordPress
|
|
* @since 4.7.0
|
|
*/
|
|
|
|
/**
|
|
* Helper class to remove the need to use eval to replace $matches[] in query strings.
|
|
*
|
|
* @since 2.9.0
|
|
*/
|
|
#[AllowDynamicProperties]
|
|
class WP_MatchesMapRegex {
|
|
/**
|
|
* store for matches
|
|
*
|
|
* @var array
|
|
*/
|
|
private $_matches;
|
|
|
|
/**
|
|
* store for mapping result
|
|
*
|
|
* @var string
|
|
*/
|
|
public $output;
|
|
|
|
/**
|
|
* subject to perform mapping on (query string containing $matches[] references
|
|
*
|
|
* @var string
|
|
*/
|
|
private $_subject;
|
|
|
|
/**
|
|
* regexp pattern to match $matches[] references
|
|
*
|
|
* @var string
|
|
*/
|
|
public $_pattern = '(\$matches\[[1-9]+[0-9]*\])'; // Magic number.
|
|
|
|
/**
|
|
* constructor
|
|
*
|
|
* @param string $subject subject if regex
|
|
* @param array $matches data to use in map
|
|
*/
|
|
public function __construct( $subject, $matches ) {
|
|
$this->_subject = $subject;
|
|
$this->_matches = $matches;
|
|
$this->output = $this->_map();
|
|
}
|
|
|
|
/**
|
|
* Substitute substring matches in subject.
|
|
*
|
|
* static helper function to ease use
|
|
*
|
|
* @param string $subject subject
|
|
* @param array $matches data used for substitution
|
|
* @return string
|
|
*/
|
|
public static function apply( $subject, $matches ) {
|
|
$result = new WP_MatchesMapRegex( $subject, $matches );
|
|
return $result->output;
|
|
}
|
|
|
|
/**
|
|
* do the actual mapping
|
|
*
|
|
* @return string
|
|
*/
|
|
private function _map() {
|
|
$callback = array( $this, 'callback' );
|
|
return preg_replace_callback( $this->_pattern, $callback, $this->_subject );
|
|
}
|
|
|
|
/**
|
|
* preg_replace_callback hook
|
|
*
|
|
* @param array $matches preg_replace regexp matches
|
|
* @return string
|
|
*/
|
|
public function callback( $matches ) {
|
|
$index = (int) substr( $matches[0], 9, -1 );
|
|
return ( isset( $this->_matches[ $index ] ) ? urlencode( $this->_matches[ $index ] ) : '' );
|
|
}
|
|
}
|