AssetReference.php

<?php

/*
 * This file is part of the Assetic package, an OpenSky project.
 *
 * (c) 2010-2013 OpenSky Project Inc
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace Assetic\Asset;

use Assetic\AssetManager;
use Assetic\Filter\FilterInterface;

/**
 * A reference to an asset in the asset manager.
 *
 * @author Kris Wallsmith <kris.wallsmith@gmail.com>
 */
class AssetReference implements AssetInterface {
  private $am;
  private $name;
  private $filters = array();
  public function __construct(AssetManager $am, $name) {
    $this->am = $am;
    $this->name = $name;
  }
  public function ensureFilter(FilterInterface $filter) {
    $this->filters[] = $filter;
  }
  public function getFilters() {
    $this
      ->flushFilters();
    return $this
      ->callAsset(__FUNCTION__);
  }
  public function clearFilters() {
    $this->filters = array();
    $this
      ->callAsset(__FUNCTION__);
  }
  public function load(FilterInterface $additionalFilter = null) {
    $this
      ->flushFilters();
    return $this
      ->callAsset(__FUNCTION__, array(
      $additionalFilter,
    ));
  }
  public function dump(FilterInterface $additionalFilter = null) {
    $this
      ->flushFilters();
    return $this
      ->callAsset(__FUNCTION__, array(
      $additionalFilter,
    ));
  }
  public function getContent() {
    return $this
      ->callAsset(__FUNCTION__);
  }
  public function setContent($content) {
    $this
      ->callAsset(__FUNCTION__, array(
      $content,
    ));
  }
  public function getSourceRoot() {
    return $this
      ->callAsset(__FUNCTION__);
  }
  public function getSourcePath() {
    return $this
      ->callAsset(__FUNCTION__);
  }
  public function getTargetPath() {
    return $this
      ->callAsset(__FUNCTION__);
  }
  public function setTargetPath($targetPath) {
    $this
      ->callAsset(__FUNCTION__, array(
      $targetPath,
    ));
  }
  public function getLastModified() {
    return $this
      ->callAsset(__FUNCTION__);
  }
  public function getVars() {
    return $this
      ->callAsset(__FUNCTION__);
  }
  public function getValues() {
    return $this
      ->callAsset(__FUNCTION__);
  }
  public function setValues(array $values) {
    $this
      ->callAsset(__FUNCTION__, array(
      $values,
    ));
  }

  // private
  private function callAsset($method, $arguments = array()) {
    $asset = $this->am
      ->get($this->name);
    return call_user_func_array(array(
      $asset,
      $method,
    ), $arguments);
  }
  private function flushFilters() {
    $asset = $this->am
      ->get($this->name);
    while ($filter = array_shift($this->filters)) {
      $asset
        ->ensureFilter($filter);
    }
  }

}