LessphpFilter.php

<?php

/*
 * This file is part of the Assetic package, an OpenSky project.
 *
 * (c) 2010-2012 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;

/**
 * Loads LESS files using the PHP implementation of less, lessphp.
 *
 * Less files are mostly compatible, but there are slight differences.
 *
 * @link http://leafo.net/lessphp/
 *
 * @author David Buchmann <david@liip.ch>
 * @author Kris Wallsmith <kris.wallsmith@gmail.com>
 */
class LessphpFilter implements FilterInterface {
  private $presets = array();
  public function setPresets(array $presets) {
    $this->presets = $presets;
  }
  public function filterLoad(AssetInterface $asset) {
    $root = $asset
      ->getSourceRoot();
    $path = $asset
      ->getSourcePath();
    $lc = new \lessc();
    if ($root && $path) {
      $lc->importDir = dirname($root . '/' . $path);
    }
    $asset
      ->setContent($lc
      ->parse($asset
      ->getContent(), $this->presets));
  }
  public function filterDump(AssetInterface $asset) {
  }

}