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<?php
/**
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
*/
/**
* Class to perform replacement based on a simple hashtable lookup
*/
class HashtableReplacer extends Replacer {
private $table, $index;
/**
* @param array $table
* @param int $index
*/
public function __construct( $table, $index = 0 ) {
$this->table = $table;
$this->index = $index;
}
/**
* @param array $matches
* @return mixed
*/
public function replace( array $matches ) {
return $this->table[$matches[$this->index]];
}
}
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