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[1.3.0] Refactored ChildDef classes into their own files

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git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@558 48356398-32a2-884e-a903-53898d9a118a
This commit is contained in:
Edward Z. Yang
2006-11-22 18:55:15 +00:00
parent c5ea987069
commit 3b26e5dc5b
17 changed files with 645 additions and 556 deletions
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23
library/HTMLPurifier/ChildDef/Optional.php Normal file
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@@ -0,0 +1,23 @@
<?php
require_once 'HTMLPurifier/ChildDef/Required.php';
/**
* Definition that allows a set of elements, and allows no children.
* @note This is a hack to reuse code from HTMLPurifier_ChildDef_Required,
* really, one shouldn't inherit from the other. Only altered behavior
* is to overload a returned false with an array. Thus, it will never
* return false.
*/
class HTMLPurifier_ChildDef_Optional extends HTMLPurifier_ChildDef_Required
{
var $allow_empty = true;
var $type = 'optional';
function validateChildren($tokens_of_children, $config, &$context) {
$result = parent::validateChildren($tokens_of_children, $config, $context);
if ($result === false) return array();
return $result;
}
}
?>