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https://github.com/renbaoshuo/S2OJ.git
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46 lines
1.2 KiB
PHP
46 lines
1.2 KiB
PHP
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<?php
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/**
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* Validate all attributes in the tokens.
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*/
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class HTMLPurifier_Strategy_ValidateAttributes extends HTMLPurifier_Strategy
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{
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/**
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* @param HTMLPurifier_Token[] $tokens
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* @param HTMLPurifier_Config $config
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* @param HTMLPurifier_Context $context
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* @return HTMLPurifier_Token[]
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*/
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public function execute($tokens, $config, $context)
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{
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// setup validator
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$validator = new HTMLPurifier_AttrValidator();
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$token = false;
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$context->register('CurrentToken', $token);
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foreach ($tokens as $key => $token) {
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// only process tokens that have attributes,
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// namely start and empty tags
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if (!$token instanceof HTMLPurifier_Token_Start && !$token instanceof HTMLPurifier_Token_Empty) {
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continue;
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}
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// skip tokens that are armored
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if (!empty($token->armor['ValidateAttributes'])) {
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continue;
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}
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// note that we have no facilities here for removing tokens
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$validator->validateToken($token, $config, $context);
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}
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$context->destroy('CurrentToken');
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return $tokens;
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}
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}
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// vim: et sw=4 sts=4
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