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Fixing PREG_BACKTRACK_LIMIT_ERROR in HTMLPurifier_Filter_ExtractStyleBlocks
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@ -95,8 +95,8 @@ class HTMLPurifier_Filter_ExtractStyleBlocks extends HTMLPurifier_Filter
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if ($tidy !== null) {
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if ($tidy !== null) {
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$this->_tidy = $tidy;
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$this->_tidy = $tidy;
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}
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}
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$html = preg_replace_callback('#<style(?:\s.*)?>(.+)</style>#isU', array($this, 'styleCallback'), $html);
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$html = preg_replace_callback('#<style(?:\s.*)?>(.*)</style>#isU', array($this, 'styleCallback'), $html);
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$style_blocks = $this->_styleMatches;
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$style_blocks = array_filter($this->_styleMatches);
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$this->_styleMatches = array(); // reset
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$this->_styleMatches = array(); // reset
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$context->register('StyleBlocks', $style_blocks); // $context must not be reused
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$context->register('StyleBlocks', $style_blocks); // $context must not be reused
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if ($this->_tidy) {
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if ($this->_tidy) {
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