<?php /** * Composite strategy that runs multiple strategies on tokens. */ abstract class HTMLPurifier_Strategy_Composite extends HTMLPurifier_Strategy { /** * List of strategies to run tokens through. */ protected $strategies = array(); abstract public function __construct(); public function execute($tokens, $config, $context) { foreach ($this->strategies as $strategy) { $tokens = $strategy->execute($tokens, $config, $context); } return $tokens; } } // vim: et sw=4 sts=4