protected static function MenuTreeStorage::schemaDefinition in Drupal 10

Same name and namespace in other branches
8 core/lib/Drupal/Core/Menu/MenuTreeStorage.php \Drupal\Core\Menu\MenuTreeStorage::schemaDefinition()
9 core/lib/Drupal/Core/Menu/MenuTreeStorage.php \Drupal\Core\Menu\MenuTreeStorage::schemaDefinition()
Defines the schema for the tree table.
@internal
Return value

array The schema API definition for the SQL storage table.
File

core/lib/Drupal/Core/Menu/MenuTreeStorage.php, line 1214
Class

MenuTreeStorage: Provides a menu tree storage using the database.
Namespace

Drupal\Core\Menu
Code

protected static function schemaDefinition() {
  $schema = [
    'description' => 'Contains the menu tree hierarchy.',
    'fields' => [
      'menu_name' => [
        'description' => "The menu name. All links with the same menu name (such as 'tools') are part of the same menu.",
        'type' => 'varchar_ascii',
        'length' => 32,
        'not null' => TRUE,
        'default' => '',
      ],
      'mlid' => [
        'description' => 'The menu link ID (mlid) is the integer primary key.',
        'type' => 'serial',
        'unsigned' => TRUE,
        'not null' => TRUE,
      ],
      'id' => [
        'description' => 'Unique machine name: the plugin ID.',
        'type' => 'varchar_ascii',
        'length' => 255,
        'not null' => TRUE,
      ],
      'parent' => [
        'description' => 'The plugin ID for the parent of this link.',
        'type' => 'varchar_ascii',
        'length' => 255,
        'not null' => TRUE,
        'default' => '',
      ],
      'route_name' => [
        'description' => 'The machine name of a defined Symfony Route this menu link represents.',
        'type' => 'varchar_ascii',
        'length' => 255,
      ],
      'route_param_key' => [
        'description' => 'An encoded string of route parameters for loading by route.',
        'type' => 'varchar',
        'length' => 255,
      ],
      'route_parameters' => [
        'description' => 'Serialized array of route parameters of this menu link.',
        'type' => 'blob',
        'size' => 'big',
        'not null' => FALSE,
        'serialize' => TRUE,
      ],
      'url' => [
        'description' => 'The external path this link points to (when not using a route).',
        'type' => 'varchar',
        'length' => 255,
        'not null' => TRUE,
        'default' => '',
      ],
      'title' => [
        'description' => 'The serialized title for the link. May be a TranslatableMarkup.',
        'type' => 'blob',
        'size' => 'big',
        'not null' => FALSE,
        'serialize' => TRUE,
      ],
      'description' => [
        'description' => 'The serialized description of this link - used for admin pages and title attribute. May be a TranslatableMarkup.',
        'type' => 'blob',
        'size' => 'big',
        'not null' => FALSE,
        'serialize' => TRUE,
      ],
      'class' => [
        'description' => 'The class for this link plugin.',
        'type' => 'text',
        'not null' => FALSE,
      ],
      'options' => [
        'description' => 'A serialized array of URL options, such as a query string or HTML attributes.',
        'type' => 'blob',
        'size' => 'big',
        'not null' => FALSE,
        'serialize' => TRUE,
      ],
      'provider' => [
        'description' => 'The name of the module that generated this link.',
        'type' => 'varchar_ascii',
        'length' => DRUPAL_EXTENSION_NAME_MAX_LENGTH,
        'not null' => TRUE,
        'default' => 'system',
      ],
      'enabled' => [
        'description' => 'A flag for whether the link should be rendered in menus. (0 = a disabled menu link that may be shown on admin screens, 1 = a normal, visible link)',
        'type' => 'int',
        'not null' => TRUE,
        'default' => 1,
        'size' => 'small',
      ],
      'discovered' => [
        'description' => 'A flag for whether the link was discovered, so can be purged on rebuild',
        'type' => 'int',
        'not null' => TRUE,
        'default' => 0,
        'size' => 'small',
      ],
      'expanded' => [
        'description' => 'Flag for whether this link should be rendered as expanded in menus - expanded links always have their child links displayed, instead of only when the link is in the active trail (1 = expanded, 0 = not expanded)',
        'type' => 'int',
        'not null' => TRUE,
        'default' => 0,
        'size' => 'small',
      ],
      'weight' => [
        'description' => 'Link weight among links in the same menu at the same depth.',
        'type' => 'int',
        'not null' => TRUE,
        'default' => 0,
      ],
      'metadata' => [
        'description' => 'A serialized array of data that may be used by the plugin instance.',
        'type' => 'blob',
        'size' => 'big',
        'not null' => FALSE,
        'serialize' => TRUE,
      ],
      'has_children' => [
        'description' => 'Flag indicating whether any enabled links have this link as a parent (1 = enabled children exist, 0 = no enabled children).',
        'type' => 'int',
        'not null' => TRUE,
        'default' => 0,
        'size' => 'small',
      ],
      'depth' => [
        'description' => 'The depth relative to the top level. A link with empty parent will have depth == 1.',
        'type' => 'int',
        'not null' => TRUE,
        'default' => 0,
        'size' => 'small',
      ],
      'p1' => [
        'description' => 'The first mlid in the materialized path. If N = depth, then pN must equal the mlid. If depth > 1 then p(N-1) must equal the parent link mlid. All pX where X > depth must equal zero. The columns p1 .. p9 are also called the parents.',
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
      ],
      'p2' => [
        'description' => 'The second mlid in the materialized path. See p1.',
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
      ],
      'p3' => [
        'description' => 'The third mlid in the materialized path. See p1.',
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
      ],
      'p4' => [
        'description' => 'The fourth mlid in the materialized path. See p1.',
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
      ],
      'p5' => [
        'description' => 'The fifth mlid in the materialized path. See p1.',
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
      ],
      'p6' => [
        'description' => 'The sixth mlid in the materialized path. See p1.',
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
      ],
      'p7' => [
        'description' => 'The seventh mlid in the materialized path. See p1.',
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
      ],
      'p8' => [
        'description' => 'The eighth mlid in the materialized path. See p1.',
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
      ],
      'p9' => [
        'description' => 'The ninth mlid in the materialized path. See p1.',
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
      ],
      'form_class' => [
        'description' => 'meh',
        'type' => 'varchar',
        'length' => 255,
      ],
    ],
    'indexes' => [
      'menu_parents' => [
        'menu_name',
        'p1',
        'p2',
        'p3',
        'p4',
        'p5',
        'p6',
        'p7',
        'p8',
        'p9',
      ],
      // @todo Test this index for effectiveness.
      //   https://www.drupal.org/node/2302197
      'menu_parent_expand_child' => [
        'menu_name',
        'expanded',
        'has_children',
        [
          'parent',
          16,
        ],
      ],
      'route_values' => [
        [
          'route_name',
          32,
        ],
        [
          'route_param_key',
          16,
        ],
      ],
    ],
    'primary key' => [
      'mlid',
    ],
    'unique keys' => [
      'id' => [
        'id',
      ],
    ],
  ];
  return $schema;
}
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protected static function MenuTreeStorage::schemaDefinition in Drupal 10

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