public function DartFilter::filterLoad

Filters an asset after it has been loaded.

Parameters

AssetInterface $asset An asset:

Overrides FilterInterface::filterLoad

File

drupal/core/vendor/kriswallsmith/assetic/src/Assetic/Filter/DartFilter.php, line 31

Class

DartFilter

Compiles Dart into Javascript.

Namespace

Code

public function filterLoad(AssetInterface $asset) {
  $input = tempnam(sys_get_temp_dir(), 'assetic_dart');
  $output = tempnam(sys_get_temp_dir(), 'assetic_dart');
  file_put_contents($input, $asset
    ->getContent());
  $pb = $this
    ->createProcessBuilder()
    ->add($this->dartBin)
    ->add('-o' . $output)
    ->add($input);
  $proc = $pb
    ->getProcess();
  $code = $proc
    ->run();
  unlink($input);
  if (0 !== $code) {
    if (file_exists($output)) {
      unlink($output);
    }
    throw FilterException::fromProcess($proc)
      ->setInput($asset
      ->getContent());
  }
  if (!file_exists($output)) {
    throw new \RuntimeException('Error creating output file.');
  }
  $asset
    ->setContent(file_get_contents($output));
  unlink($output);
}