PhpCssEmbedFilter.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 CssEmbed\CssEmbed;
use Assetic\Asset\AssetInterface;

/**
 * A filter that embed url directly into css
 *
 * @author Pierre Tachoire <pierre.tachoire@gmail.com>
 * @link https://github.com/krichprollsch/phpCssEmbed
 */
class PhpCssEmbedFilter implements FilterInterface {
  private $presets = array();
  public function setPresets(array $presets) {
    $this->presets = $presets;
  }
  public function filterLoad(AssetInterface $asset) {
    $root = $asset
      ->getSourceRoot();
    $path = $asset
      ->getSourcePath();
    $pce = new CssEmbed();
    if ($root && $path) {
      $pce
        ->setRootDir(dirname($root . '/' . $path));
    }
    $asset
      ->setContent($pce
      ->embedString($asset
      ->getContent()));
  }
  public function filterDump(AssetInterface $asset) {
  }

}