Chris@0: <?php
Chris@0: 
Chris@0: namespace Drupal\image\Plugin\ImageEffect;
Chris@0: 
Chris@0: use Drupal\Core\Form\FormStateInterface;
Chris@0: use Drupal\Core\Image\ImageInterface;
Chris@0: use Drupal\image\ConfigurableImageEffectBase;
Chris@0: 
Chris@0: /**
Chris@0:  * Converts an image resource.
Chris@0:  *
Chris@0:  * @ImageEffect(
Chris@0:  *   id = "image_convert",
Chris@0:  *   label = @Translation("Convert"),
Chris@0:  *   description = @Translation("Converts an image between extensions (e.g. from PNG to JPEG).")
Chris@0:  * )
Chris@0:  */
Chris@0: class ConvertImageEffect extends ConfigurableImageEffectBase {
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function applyEffect(ImageInterface $image) {
Chris@0:     if (!$image->convert($this->configuration['extension'])) {
Chris@0:       $this->logger->error('Image convert failed using the %toolkit toolkit on %path (%mimetype)', ['%toolkit' => $image->getToolkitId(), '%path' => $image->getSource(), '%mimetype' => $image->getMimeType()]);
Chris@0:       return FALSE;
Chris@0:     }
Chris@0:     return TRUE;
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function getDerivativeExtension($extension) {
Chris@0:     return $this->configuration['extension'];
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function getSummary() {
Chris@0:     $summary = [
Chris@17:       '#markup' => mb_strtoupper($this->configuration['extension']),
Chris@0:     ];
Chris@0:     $summary += parent::getSummary();
Chris@0: 
Chris@0:     return $summary;
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function defaultConfiguration() {
Chris@0:     return [
Chris@0:       'extension' => NULL,
Chris@0:     ];
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function buildConfigurationForm(array $form, FormStateInterface $form_state) {
Chris@0:     $extensions = \Drupal::service('image.toolkit.manager')->getDefaultToolkit()->getSupportedExtensions();
Chris@0:     $options = array_combine(
Chris@0:       $extensions,
Chris@17:       array_map('mb_strtoupper', $extensions)
Chris@0:     );
Chris@0:     $form['extension'] = [
Chris@0:       '#type' => 'select',
Chris@0:       '#title' => t('Extension'),
Chris@0:       '#default_value' => $this->configuration['extension'],
Chris@0:       '#required' => TRUE,
Chris@0:       '#options' => $options,
Chris@0:     ];
Chris@0:     return $form;
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function submitConfigurationForm(array &$form, FormStateInterface $form_state) {
Chris@0:     parent::submitConfigurationForm($form, $form_state);
Chris@0:     $this->configuration['extension'] = $form_state->getValue('extension');
Chris@0:   }
Chris@0: 
Chris@0: }