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https://github.com/renbaoshuo/S2OJ.git
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96d4a3ecf7
Due to historical reasons, the code is in subfolder "1". With SVN removal, we place the code back and remove the annoying "1" folder.
53 lines
1.5 KiB
PHP
53 lines
1.5 KiB
PHP
<?php
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/**
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* Defines allowed child nodes and validates nodes against it.
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*/
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abstract class HTMLPurifier_ChildDef
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{
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/**
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* Type of child definition, usually right-most part of class name lowercase.
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* Used occasionally in terms of context.
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* @type string
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*/
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public $type;
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/**
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* Indicates whether or not an empty array of children is okay.
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*
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* This is necessary for redundant checking when changes affecting
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* a child node may cause a parent node to now be disallowed.
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* @type bool
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*/
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public $allow_empty;
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/**
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* Lookup array of all elements that this definition could possibly allow.
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* @type array
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*/
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public $elements = array();
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/**
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* Get lookup of tag names that should not close this element automatically.
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* All other elements will do so.
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* @param HTMLPurifier_Config $config HTMLPurifier_Config object
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* @return array
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*/
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public function getAllowedElements($config)
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{
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return $this->elements;
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}
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/**
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* Validates nodes according to definition and returns modification.
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*
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* @param HTMLPurifier_Node[] $children Array of HTMLPurifier_Node
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* @param HTMLPurifier_Config $config HTMLPurifier_Config object
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* @param HTMLPurifier_Context $context HTMLPurifier_Context object
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* @return bool|array true to leave nodes as is, false to remove parent node, array of replacement children
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*/
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abstract public function validateChildren($children, $config, $context);
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}
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// vim: et sw=4 sts=4
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