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CSSmin.php
62 lines (56 loc) · 1.48 KB
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CSSmin.php
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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Framework\Code\Minifier\Adapter\Css;
use tubalmartin\CssMin\Minifier as CssMinLibrary;
use Magento\Framework\Code\Minifier\AdapterInterface;
/**
* Adapter for CSSmin library
*/
class CSSmin implements AdapterInterface
{
/**
* 'pcre.recursion_limit' value for CSSMin minification
*/
const PCRE_RECURSION_LIMIT = 1000;
/**
* @var CssMinLibrary
*/
protected $cssMinifier;
/**
* @param CssMinLibrary $cssMinifier
* @SuppressWarnings(PHPMD.UnusedFormalParameter)
*/
public function __construct(CssMinLibrary $cssMinifier)
{
// TODO: set $cssMinifier in constructor once MAGETWO-51176 is resolved.
}
/**
* Get CSS Minifier
*
* @return CssMinLibrary
*/
private function getCssMin()
{
if (!($this->cssMinifier instanceof CssMinLibrary)) {
$this->cssMinifier = new CssMinLibrary(false);
}
return $this->cssMinifier;
}
/**
* Minify css file content
*
* @param string $content
* @return string
*/
public function minify($content)
{
$pcreRecursionLimit = ini_get('pcre.recursion_limit');
ini_set('pcre.recursion_limit', self::PCRE_RECURSION_LIMIT);
$result = $this->getCssMin()->run($content);
ini_set('pcre.recursion_limit', $pcreRecursionLimit);
return $result;
}
}