mirror of
https://github.com/ezyang/htmlpurifier.git
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36 lines
980 B
PHP
36 lines
980 B
PHP
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<?php
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require_once 'HTMLPurifier/AttrDef.php';
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class HTMLPurifier_AttrDef_Multiple extends HTMLPurifier_AttrDef
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{
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var $single;
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var $max;
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function HTMLPurifier_AttrDef_Multiple($single, $max = 4) {
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$this->single = $single;
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$this->max = $max;
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}
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function validate($string, $config, &$context) {
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$string = $this->parseCDATA($string);
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if ($string === '') return false;
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$parts = explode(' ', $string); // parseCDATA replaced \r, \t and \n
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$length = count($parts);
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$final = '';
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for ($i = 0, $num = 0; $i < $length && $num < $this->max; $i++) {
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if (ctype_space($parts[$i])) continue;
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$result = $this->single->validate($parts[$i], $config, $context);
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if ($result !== false) {
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$final .= $result . ' ';
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$num++;
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}
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}
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if ($final === '') return false;
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return rtrim($final);
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}
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}
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?>
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