class PngCrush in Image Optimize Binaries 8

Uses the PngCrush binary to optimize images.

Plugin annotation

@ImageAPIOptimizeProcessor(
  id = "pngcrush",
  label = @Translation("PngCrush"),
  description = @Translation("Uses the PngCrush binary to optimize images.")
)

Hierarchy

• class \Drupal\imageapi_optimize_binaries\ImageAPIOptimizeProcessorBinaryBase extends \Drupal\imageapi_optimize\ConfigurableImageAPIOptimizeProcessorBase
  • class \Drupal\imageapi_optimize_binaries\Plugin\ImageAPIOptimizeProcessor\PngCrush

File

src/Plugin/ImageAPIOptimizeProcessor/PngCrush.php, line 17

Namespace

Drupal\imageapi_optimize_binaries\Plugin\ImageAPIOptimizeProcessor

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;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
ImageAPIOptimizeProcessorBinaryBase::$fileSystem	protected	property	The file system service.
ImageAPIOptimizeProcessorBinaryBase::$shellOperations	protected	property	The imageapi shell operation service.
ImageAPIOptimizeProcessorBinaryBase::buildConfigurationForm	public	function		6
ImageAPIOptimizeProcessorBinaryBase::create	public static	function
ImageAPIOptimizeProcessorBinaryBase::defaultConfiguration	public	function		6
ImageAPIOptimizeProcessorBinaryBase::execShellCommand	protected	function	Execute a shell command on the local system.
ImageAPIOptimizeProcessorBinaryBase::findExecutablePath	protected	function	Search the local system for the given executable binary.
ImageAPIOptimizeProcessorBinaryBase::getFullPathToBinary	public	function
ImageAPIOptimizeProcessorBinaryBase::getSummary	public	function
ImageAPIOptimizeProcessorBinaryBase::sanitizeFilename	protected	function	Sanitize the given path for binary processors.
ImageAPIOptimizeProcessorBinaryBase::saveCommandStdoutToFile	protected	function
ImageAPIOptimizeProcessorBinaryBase::submitConfigurationForm	public	function		6
ImageAPIOptimizeProcessorBinaryBase::__construct	public	function
PngCrush::applyToImage	public	function	Overrides ImageAPIOptimizeProcessorBinaryBase::applyToImage
PngCrush::executableName	protected	function	Overrides ImageAPIOptimizeProcessorBinaryBase::executableName