entity_hierarchy.install in Entity Reference Hierarchy 8

schema and uninstall functions for the entity_hierarchy module.

File

entity_hierarchy.install

<?php

/**
 * @file
 * schema and uninstall functions for the entity_hierarchy module.
 */

/**
 * Implements hook_schema().
 */
function entity_hierarchy_schema() {
  $schema['entity_hierarchy'] = array(
    'description' => 'The hierarchical structure of the nodes.',
    'fields' => array(
      'hid' => array(
        'description' => 'A unique identifier for this relationship.',
        'type' => 'serial',
        'unsigned' => TRUE,
        'not null' => TRUE,
      ),
      'pnid' => array(
        'description' => 'The {node}.nid of the parent.',
        'type' => 'int',
        'not null' => FALSE,
      ),
      'cnid' => array(
        'description' => 'The {node}.nid whose parent is being defined.',
        'type' => 'int',
        'not null' => FALSE,
      ),
      'pweight' => array(
        'description' => 'The weight of the parent.',
        'type' => 'int',
        'not null' => FALSE,
      ),
      'cweight' => array(
        'description' => 'The weight of the child.',
        'type' => 'int',
        'not null' => FALSE,
      ),
      'mlid' => array(
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
        'description' => "The node's {menu_links}.mlid if any.",
      ),
    ),
    'primary key' => array(
      'hid',
    ),
  );
  return $schema;
}

/**
 * Implements hook_install().
 *
 * Set the default values for all content types in this hook. Since we don't
 * know what content types are available prior to installation, this must be
 * done dynamically instead of providing an entity_hierarchy.settings.yml file.
 * See https://www.drupal.org/node/2120571 for more information.
 */
function entity_hierarchy_install() {

  // Set default values for config which require dynamic values.
  $config = \Drupal::configFactory()
    ->getEditable('entity_hierarchy.settings');
  foreach (node_type_get_names() as $key => $type) {
    $config
      ->set('nh_allowchild_' . $key, 0);
  }
  $config
    ->save();
}

Functions

Name	Description
entity_hierarchy_install	Implements hook_install().
entity_hierarchy_schema	Implements hook_schema().