function image_field_config_update in Zircon Profile 8
Same name and namespace in other branches
- 8.0 core/modules/image/image.module \image_field_config_update()
Implements hook_ENTITY_TYPE_update() for 'field_config'.
File
- core/
modules/ image/ image.module, line 407 - Exposes global functionality for creating image styles.
Code
function image_field_config_update(FieldConfigInterface $field) {
$field_storage = $field
->getFieldStorageDefinition();
if ($field_storage
->getType() != 'image') {
// Only act on image fields.
return;
}
$prior_instance = $field->original;
$uuid_new = $field
->getSetting('default_image')['uuid'];
$uuid_old = $prior_instance
->getSetting('default_image')['uuid'];
// If the old and new files do not match, update the default accordingly.
$file_new = $uuid_new ? \Drupal::entityManager()
->loadEntityByUuid('file', $uuid_new) : FALSE;
if ($uuid_new != $uuid_old) {
// Save the new file, if present.
if ($file_new) {
$file_new->status = FILE_STATUS_PERMANENT;
$file_new
->save();
\Drupal::service('file.usage')
->add($file_new, 'image', 'default_image', $field
->uuid());
}
// Delete the old file, if present.
if ($uuid_old && ($file_old = \Drupal::entityManager()
->loadEntityByUuid('file', $uuid_old))) {
\Drupal::service('file.usage')
->delete($file_old, 'image', 'default_image', $field
->uuid());
}
}
// If the upload destination changed, then move the file.
if ($file_new && file_uri_scheme($file_new
->getFileUri()) != $field_storage
->getSetting('uri_scheme')) {
$directory = $field_storage
->getSetting('uri_scheme') . '://default_images/';
file_prepare_directory($directory, FILE_CREATE_DIRECTORY);
file_move($file_new, $directory . $file_new->filename);
}
}