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- <?php
-
- /*
- * This file is part of the Assetic package, an OpenSky project.
- *
- * (c) 2010-2011 OpenSky Project Inc
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
-
- namespace Assetic\Filter;
-
- use Assetic\Asset\AssetInterface;
- use Assetic\Util\ProcessBuilder;
-
- /**
- * Runs assets through Jpegoptim.
- *
- * @link http://www.kokkonen.net/tjko/projects.html
- * @author Kris Wallsmith <kris.wallsmith@gmail.com>
- */
- class JpegoptimFilter implements FilterInterface
- {
- private $jpegoptimBin;
- private $stripAll;
- private $max;
-
- /**
- * Constructor.
- *
- * @param string $jpegoptimBin Path to the jpegoptim binary
- */
- public function __construct($jpegoptimBin = '/usr/bin/jpegoptim')
- {
- $this->jpegoptimBin = $jpegoptimBin;
- }
-
- public function setStripAll($stripAll)
- {
- $this->stripAll = $stripAll;
- }
-
- public function setMax($max)
- {
- $this->max = $max;
- }
-
- public function filterLoad(AssetInterface $asset)
- {
- }
-
- public function filterDump(AssetInterface $asset)
- {
- $pb = new ProcessBuilder();
- $pb
- ->inheritEnvironmentVariables()
- ->add($this->jpegoptimBin)
- ;
-
- if ($this->stripAll) {
- $pb->add('--strip-all');
- }
-
- if ($this->max) {
- $pb->add('--max='.$this->max);
- }
-
- $pb->add($input = tempnam(sys_get_temp_dir(), 'assetic_jpegoptim'));
- file_put_contents($input, $asset->getContent());
-
- $proc = $pb->getProcess();
- $proc->run();
-
- if (false !== strpos($proc->getOutput(), 'ERROR')) {
- unlink($input);
- throw new \RuntimeException($proc->getOutput());
- }
-
- $asset->setContent(file_get_contents($input));
-
- unlink($input);
- }
- }
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