1<?php
2
3/**
4 * Supertype for classes that define a strategy for modifying/purifying tokens.
5 *
6 * While HTMLPurifier's core purpose is fixing HTML into something proper,
7 * strategies provide plug points for extra configuration or even extra
8 * features, such as custom tags, custom parsing of text, etc.
9 */
10
11
12abstract class HTMLPurifier_Strategy
13{
14
15    /**
16     * Executes the strategy on the tokens.
17     *
18     * @param HTMLPurifier_Token[] $tokens Array of HTMLPurifier_Token objects to be operated on.
19     * @param HTMLPurifier_Config $config
20     * @param HTMLPurifier_Context $context
21     * @return HTMLPurifier_Token[] Processed array of token objects.
22     */
23    abstract public function execute($tokens, $config, $context);
24}
25
26// vim: et sw=4 sts=4
27