public function ImageAPIOptimizeProcessorPngCrush::process in Image Optimize (or ImageAPI Optimize) 7.2

Overrides ImageAPIOptimizeProcessorInterface::process

File

plugins/imageapi_optimize/ImageAPIOptimizeProcessorPngCrush.inc, line 9

Class

ImageAPIOptimizeProcessorPngCrush

Code

public function process($image, $destination) {
  $cmd = $this
    ->getFullPathToBinary();
  if (empty($cmd)) {
    return FALSE;
  }
  $dst = $this
    ->sanitizeFilename($destination);
  if ($image->info['mime_type'] == 'image/png') {
    $temp = drupal_realpath(drupal_tempnam('temporary://', 'file'));
    $options = array(
      '-rem alla',
      '-reduce',
      '-brute',
      '-q',
    );
    $arguments = array(
      $dst,
      $temp,
    );
    $option_string = implode(' ', $options);
    $argument_string = implode(' ', array_map('escapeshellarg', $arguments));
    exec("{$cmd} " . $option_string . ' ' . $argument_string . ' && mv ' . escapeshellarg($temp) . ' ' . escapeshellarg($dst), $output, $return_val);
    if ($return_val == 0) {
      return TRUE;
    }
  }
  return;
}