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41 lines
1.1 KiB
41 lines
1.1 KiB
<?php
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/**
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* Allows Microformats2 classes but rejects any others
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*/
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class HTMLPurifier_AttrDef_HTML_Microformats2 extends HTMLPurifier_AttrDef_HTML_Nmtokens
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{
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/**
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* @param string $string
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* @param HTMLPurifier_Config $config
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* @param HTMLPurifier_Context $context
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* @return bool|string
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*/
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protected function split($string, $config, $context)
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{
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// really, this twiddle should be lazy loaded
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$name = $config->getDefinition('HTML')->doctype->name;
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if ($name == "XHTML 1.1" || $name == "XHTML 2.0") {
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return parent::split($string, $config, $context);
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} else {
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return preg_split('/\s+/', $string);
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}
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}
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/**
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* @param array $tokens
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* @param HTMLPurifier_Config $config
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* @param HTMLPurifier_Context $context
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* @return array
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*/
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protected function filter($tokens, $config, $context)
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{
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$ret = array();
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foreach ($tokens as $token) {
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if(preg_match('/^([hpue]|dt)-[a-z\-]+$/', $token)) {
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$ret[] = $token;
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}
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}
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return $ret;
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}
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}
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