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<?php |
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/** |
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* @file |
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* The Crop API Drupal module. |
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* |
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* Provides storage and API for image crops. |
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*/ |
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use \Drupal\Core\Form\FormStateInterface; |
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use \Drupal\media_entity\MediaBundleInterface; |
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use \Drupal\file\FileInterface; |
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/** |
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* Implements hook_theme(). |
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*/ |
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function crop_theme() { |
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return [ |
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'crop_crop_summary' => [ |
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'variables' => ['data' => [], 'effect' => []], |
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], |
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]; |
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} |
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/** |
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* Prepares variables for crop_crop summary template. |
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* |
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* Default template: crop-crop-summary.twig.html. |
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*/ |
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function template_preprocess_crop_crop_summary(&$variables) { |
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if (!empty($variables['data']['crop_type'])) { |
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$type = \Drupal::entityManager()->getStorage('crop_type')->load($variables['data']['crop_type']); |
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$variables['data']['crop_type'] = $type->label(); |
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} |
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} |
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/** |
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* Implements hook_form_BASE_ID_alter(). |
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* |
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* Adds crop configuraiton fields to media bundle form. |
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*/ |
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function crop_form_media_bundle_form_alter(&$form, FormStateInterface $form_state, $form_id) { |
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/** @var \Drupal\media_entity\MediaBundleInterface $bundle */ |
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$bundle = $form['#entity']; |
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$options = []; |
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$allowed_field_types = ['file', 'image']; |
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foreach (\Drupal::entityManager()->getFieldDefinitions('media', $bundle->id()) as $field_name => $field) { |
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if (in_array($field->getType(), $allowed_field_types) && !$field->getFieldStorageDefinition()->isBaseField()) { |
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$options[$field_name] = $field->getLabel(); |
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} |
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} |
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$form['#entity_builders'][] = 'crop_media_bundle_form_builder'; |
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$form['crop'] = [ |
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'#type' => 'fieldset', |
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'#title' => t('Crop configuration'), |
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]; |
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if (empty($options)) { |
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$form['crop']['image_field'] = [ |
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'#type' => 'value', |
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'#value' => NULL, |
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]; |
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$form['crop']['message'] = [ |
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'#markup' => t('There are no file or image fields on this bundle at the moment. In order to configure crop add at least one such field and come back.') |
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]; |
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return; |
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} |
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$form['crop']['image_field'] = [ |
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'#type' => 'select', |
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'#title' => t('Image field'), |
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'#default_value' => $bundle->getThirdPartySetting('crop', 'image_field'), |
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'#options' => $options, |
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'#description' => t('Select field that stores image which needs to be cropped.'), |
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]; |
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} |
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/** |
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* Entity builder for Media bundle. |
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* |
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* Adds third party settings to Media bundle config entity. |
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* |
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* @see crop_form_media_bundle_form_alter() |
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*/ |
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function crop_media_bundle_form_builder($entity_type, MediaBundleInterface $bundle, &$form, FormStateInterface $form_state) { |
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$bundle->setThirdPartySetting('crop', 'image_field', $form_state->getValue('image_field')); |
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} |
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/** |
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* Implements hook_ENTITY_TYPE_delete(). |
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* |
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* Deletes orphaned crops when a file is deleted. |
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* |
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* @param \Drupal\file\FileInterface $file |
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* The file being deleted. |
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*/ |
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function crop_file_delete(FileInterface $file) { |
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// Get all crops for the file being deleted. |
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$crops = \Drupal::entityTypeManager() |
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->getStorage('crop') |
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->loadByProperties(['uri' => $file->getFileUri()]); |
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foreach ($crops as $crop) { |
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$crop->delete(); |
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} |
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} |
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drupal-media /
crop
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