<?php
/**
* Supertype for classes that define a strategy for modifying/purifying tokens.
*
* While HTMLPurifier's core purpose is fixing HTML into something proper,
* strategies provide plug points for extra configuration or even extra
* features, such as custom tags, custom parsing of text, etc.
*/
abstract class HTMLPurifier_Strategy
{
/**
* Executes the strategy on the tokens.
*
* @param HTMLPurifier_Token[] $tokens Array of HTMLPurifier_Token objects to be operated on.
* @param HTMLPurifier_Config $config
* @param HTMLPurifier_Context $context
* @return HTMLPurifier_Token[] Processed array of token objects.
*/
abstract public function execute($tokens, $config, $context);
}
// vim: et sw=4 sts=4