1<?php
2
3/**
4 * Simple transformation, just change tag name to something else,
5 * and possibly add some styling. This will cover most of the deprecated
6 * tag cases.
7 */
8class HTMLPurifier_TagTransform_Simple extends HTMLPurifier_TagTransform
9{
10    /**
11     * @type string
12     */
13    protected $style;
14
15    /**
16     * @param string $transform_to Tag name to transform to.
17     * @param string $style CSS style to add to the tag
18     */
19    public function __construct($transform_to, $style = null)
20    {
21        $this->transform_to = $transform_to;
22        $this->style = $style;
23    }
24
25    /**
26     * @param HTMLPurifier_Token_Tag $tag
27     * @param HTMLPurifier_Config $config
28     * @param HTMLPurifier_Context $context
29     * @return string
30     */
31    public function transform($tag, $config, $context)
32    {
33        $new_tag = clone $tag;
34        $new_tag->name = $this->transform_to;
35        if (!is_null($this->style) &&
36            ($new_tag instanceof HTMLPurifier_Token_Start || $new_tag instanceof HTMLPurifier_Token_Empty)
37        ) {
38            $this->prependCSS($new_tag->attr, $this->style);
39        }
40        return $new_tag;
41    }
42}
43
44// vim: et sw=4 sts=4
45