function inline_entity_form_settings in Inline Entity Form 7

Introspects field and instance settings, and determines the correct settings for the functioning of the widget.

Settings:

• entity_type - The entity_type being managed.
• bundles - Bundles of entities that the user is allowed to create.
• column - The name of the ref. field column that stores the entity id.

4 calls to inline_entity_form_settings()

inline_entity_form_autocomplete in ./inline_entity_form.module

Returns output for inline entity form autocompletes.

inline_entity_form_entity_delete in ./inline_entity_form.module

Implements hook_entity_delete().

inline_entity_form_field_widget_form in ./inline_entity_form.module

Implements hook_field_widget_form().

inline_entity_form_get_controller in ./inline_entity_form.module

Returns the Inline Entity Form controller for the passed-in reference field.

File

./inline_entity_form.module, line 313

Provides a widget for inline management (creation, modification, removal) of referenced entities. The primary use case is the parent -> children one (for example, order -> line items), where the child entities are never managed outside the…

Code

function inline_entity_form_settings($field, $instance) {
  $settings = array(
    'entity_type' => NULL,
    'bundles' => array(),
    'create_bundles' => array(),
    'column' => NULL,
  );
  if ($field['type'] == 'commerce_product_reference') {
    $settings['entity_type'] = 'commerce_product';
    $settings['column'] = 'product_id';

    // The product reference field has its bundle setting, use it.
    $types = array_filter($instance['settings']['referenceable_types']);
    if (!empty($types)) {
      $settings['bundles'] = array_values($types);
    }
  }
  elseif ($field['type'] == 'entityreference') {
    $settings['entity_type'] = $field['settings']['target_type'];
    $settings['column'] = 'target_id';
    if (!empty($field['settings']['handler_settings']['target_bundles'])) {
      $bundles = array_filter($field['settings']['handler_settings']['target_bundles']);
      if (!empty($bundles)) {
        $settings['bundles'] = array_values($bundles);
      }
    }
  }
  elseif ($field['type'] == 'commerce_line_item_reference') {
    $settings['entity_type'] = 'commerce_line_item';
    $settings['column'] = 'line_item_id';
  }

  // Allow other modules to alter the settings.
  drupal_alter('inline_entity_form_settings', $settings, $field, $instance);

  // If no specific bundle has been selected, assume all are available.
  if (empty($settings['bundles'])) {
    $info = entity_get_info($settings['entity_type']);
    foreach ($info['bundles'] as $bundle_name => $bundle_info) {
      $settings['bundles'][] = $bundle_name;
    }
  }

  // Now create a filtered list of bundles that the user has access to.
  foreach ($settings['bundles'] as $bundle) {
    $new_entity = inline_entity_form_create_entity($settings['entity_type'], $bundle);
    if (entity_access('create', $settings['entity_type'], $new_entity)) {
      $settings['create_bundles'][] = $bundle;
    }
  }
  return $settings;
}