/**
* Implements EditEntityFieldAccessCheckInterface::accessEditEntityField().
*/
public function accessEditEntityField($entity_type, $entity, $field_name)
{
$is_extra_field = _edit_is_extra_field($entity_type, $field_name);
$entity_access = entity_access('update', $entity_type, $entity);
$field_access = $is_extra_field ? TRUE : field_access('edit', $field_name, $entity_type, $entity);
return $entity_access && $field_access;
}
/**
* Implements EditMetadataGeneratorInterface::generate().
*/
public function generate($entity_type, $entity, array $instance, $langcode, $view_mode)
{
$field_name = $instance['field_name'];
// Early-return if user does not have access.
$access = $this->accessChecker->accessEditEntityField($entity_type, $entity, $field_name);
if (!$access) {
return array('access' => FALSE);
}
// Early-return if no editor is available.
if (!_edit_is_extra_field($entity_type, $field_name)) {
$display = field_get_display($instance, $view_mode, $entity);
$formatter_type = field_info_formatter_types($display['type']);
$items = field_get_items($entity_type, $entity, $field_name, $langcode);
$items = $items === FALSE ? array() : $items;
$editor_id = $this->editorSelector->getEditor($formatter_type, $instance, $items);
} else {
// @see hook_edit_extra_fields_info()
$extra = edit_extra_field_info($entity_type, $field_name);
if (isset($extra['view mode dependent editor'][$view_mode])) {
$editor_id = $extra['view mode dependent editor'][$view_mode];
} else {
$editor_id = $extra['default editor'];
}
}
if (!isset($editor_id)) {
return array('access' => FALSE);
}
// Gather metadata, allow the editor to add additional metadata of its own.
if (!_edit_is_extra_field($entity_type, $field_name)) {
$label = $instance['label'];
} else {
$label = edit_extra_field_info($entity_type, $field_name, 'label');
}
list($id, $vid, $bundle) = entity_extract_ids($entity_type, $entity);
$metadata = array('label' => check_plain($label), 'access' => TRUE, 'editor' => $editor_id, 'aria' => t('Entity @type @id, field @field', array('@type' => $entity_type, '@id' => $id, '@field' => $label)));
if (!_edit_is_extra_field($entity_type, $field_name)) {
$editor = edit_editor_get($editor_id);
if (!empty($editor['metadata callback'])) {
if ($editor['file']) {
require_once $editor['file path'] . '/' . $editor['file'];
}
if (function_exists($editor['metadata callback'])) {
$custom_metadata = $editor['metadata callback']($instance, $items);
if (count($custom_metadata)) {
$metadata['custom'] = $custom_metadata;
}
}
}
// Allow the metadata to be altered.
$context = array('entity_type' => $entity_type, 'entity' => $entity, 'field' => $instance, 'items' => $items);
drupal_alter('edit_editor_metadata', $metadata, $editor_id, $context);
}
return $metadata;
}
