1: | <?php |
2: | |
3: | /** |
4: | * Definition that uses different definitions depending on context. |
5: | * |
6: | * The del and ins tags are notable because they allow different types of |
7: | * elements depending on whether or not they're in a block or inline context. |
8: | * Chameleon allows this behavior to happen by using two different |
9: | * definitions depending on context. While this somewhat generalized, |
10: | * it is specifically intended for those two tags. |
11: | */ |
12: | class HTMLPurifier_ChildDef_Chameleon extends HTMLPurifier_ChildDef |
13: | { |
14: | |
15: | /** |
16: | * Instance of the definition object to use when inline. Usually stricter. |
17: | * @type HTMLPurifier_ChildDef_Optional |
18: | */ |
19: | public $inline; |
20: | |
21: | /** |
22: | * Instance of the definition object to use when block. |
23: | * @type HTMLPurifier_ChildDef_Optional |
24: | */ |
25: | public $block; |
26: | |
27: | /** |
28: | * @type string |
29: | */ |
30: | public $type = 'chameleon'; |
31: | |
32: | /** |
33: | * @param array $inline List of elements to allow when inline. |
34: | * @param array $block List of elements to allow when block. |
35: | */ |
36: | public function __construct($inline, $block) |
37: | { |
38: | $this->inline = new HTMLPurifier_ChildDef_Optional($inline); |
39: | $this->block = new HTMLPurifier_ChildDef_Optional($block); |
40: | $this->elements = $this->block->elements; |
41: | } |
42: | |
43: | /** |
44: | * @param HTMLPurifier_Node[] $children |
45: | * @param HTMLPurifier_Config $config |
46: | * @param HTMLPurifier_Context $context |
47: | * @return bool |
48: | */ |
49: | public function validateChildren($children, $config, $context) |
50: | { |
51: | if ($context->get('IsInline') === false) { |
52: | return $this->block->validateChildren( |
53: | $children, |
54: | $config, |
55: | $context |
56: | ); |
57: | } else { |
58: | return $this->inline->validateChildren( |
59: | $children, |
60: | $config, |
61: | $context |
62: | ); |
63: | } |
64: | } |
65: | } |
66: | |
67: | // vim: et sw=4 sts=4 |
68: |