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<?php

/**

* Definition that uses different definitions depending on context.

* The del and ins tags are notable because they allow different types of

* elements depending on whether or not they're in a block or inline context.

* Chameleon allows this behavior to happen by using two different

* definitions depending on context.  While this somewhat generalized,

* it is specifically intended for those two tags.

class HTMLPurifier_ChildDef_Chameleon extends HTMLPurifier_ChildDef

{

/**

* Instance of the definition object to use when inline. Usually stricter.

* @type HTMLPurifier_ChildDef_Optional

public $inline;

/**

* Instance of the definition object to use when block.

* @type HTMLPurifier_ChildDef_Optional

public $block;

/**

* @type string

public $type = 'chameleon';

/**

* @param array $inline List of elements to allow when inline.

* @param array $block List of elements to allow when block.

public function __construct($inline, $block)

{

$this->inline = new HTMLPurifier_ChildDef_Optional($inline);

$this->block = new HTMLPurifier_ChildDef_Optional($block);

$this->elements = $this->block->elements;

}

/**

* @param HTMLPurifier_Node[] $children

* @param HTMLPurifier_Config $config

* @param HTMLPurifier_Context $context

* @return bool

public function validateChildren($children, $config, $context)

{

if ($context->get('IsInline') === false) {

return $this->block->validateChildren(

$children,

$config,

$context

);

} else {

return $this->inline->validateChildren(

$children,

$config,

$context

);

}

// vim: et sw=4 sts=4

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