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