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https://github.com/renbaoshuo/S2OJ.git
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31 lines
923 B
PHP
31 lines
923 B
PHP
<?php
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/**
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* @file
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* Emulation layer for code that used kses(), substituting in HTML Purifier.
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*/
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require_once dirname(__FILE__) . '/HTMLPurifier.auto.php';
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function kses($string, $allowed_html, $allowed_protocols = null)
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{
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$config = HTMLPurifier_Config::createDefault();
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$allowed_elements = array();
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$allowed_attributes = array();
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foreach ($allowed_html as $element => $attributes) {
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$allowed_elements[$element] = true;
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foreach ($attributes as $attribute => $x) {
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$allowed_attributes["$element.$attribute"] = true;
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}
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}
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$config->set('HTML.AllowedElements', $allowed_elements);
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$config->set('HTML.AllowedAttributes', $allowed_attributes);
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if ($allowed_protocols !== null) {
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$config->set('URI.AllowedSchemes', $allowed_protocols);
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}
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$purifier = new HTMLPurifier($config);
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return $purifier->purify($string);
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}
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// vim: et sw=4 sts=4
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