PngCrush.php in Image Optimize Binaries 8

Namespace

Drupal\imageapi_optimize_binaries\Plugin\ImageAPIOptimizeProcessor

File

src/Plugin/ImageAPIOptimizeProcessor/PngCrush.php

<?php

namespace Drupal\imageapi_optimize_binaries\Plugin\ImageAPIOptimizeProcessor;

use Drupal\Core\File\FileSystemInterface;
use Drupal\imageapi_optimize_binaries\ImageAPIOptimizeProcessorBinaryBase;

/**
 * Uses the PngCrush binary to optimize images.
 *
 * @ImageAPIOptimizeProcessor(
 *   id = "pngcrush",
 *   label = @Translation("PngCrush"),
 *   description = @Translation("Uses the PngCrush binary to optimize images.")
 * )
 */
class PngCrush extends ImageAPIOptimizeProcessorBinaryBase {

  /**
   * {@inheritdoc}
   */
  protected function executableName() {
    return 'pngcrush';
  }
  public function applyToImage($image_uri) {
    if ($cmd = $this
      ->getFullPathToBinary()) {
      $dst = $this
        ->sanitizeFilename($image_uri);
      if ($this
        ->getMimeType($image_uri) == 'image/png') {
        $temp_file = $this->fileSystem
          ->tempnam('temporary://', 'file');
        $options = array(
          '-rem alla',
          '-reduce',
          '-brute',
          '-q',
        );
        $arguments = array(
          $dst,
          $this->fileSystem
            ->realpath($temp_file),
        );
        if ($this
          ->execShellCommand($cmd, $options, $arguments)) {
          return (bool) \Drupal::service('file_system')
            ->move($temp_file, $image_uri, FileSystemInterface::EXISTS_REPLACE);
        }
      }
    }
    return FALSE;
  }

}

Classes

Name	Description
PngCrush	Uses the PngCrush binary to optimize images.