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23 lines
761 B
PHP
23 lines
761 B
PHP
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<?php
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require_once 'HTMLPurifier/ChildDef/Required.php';
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/**
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* Definition that allows a set of elements, and allows no children.
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* @note This is a hack to reuse code from HTMLPurifier_ChildDef_Required,
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* really, one shouldn't inherit from the other. Only altered behavior
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* is to overload a returned false with an array. Thus, it will never
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* return false.
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*/
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class HTMLPurifier_ChildDef_Optional extends HTMLPurifier_ChildDef_Required
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{
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var $allow_empty = true;
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var $type = 'optional';
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function validateChildren($tokens_of_children, $config, &$context) {
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$result = parent::validateChildren($tokens_of_children, $config, $context);
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if ($result === false) return array();
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return $result;
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}
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}
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