function content_lock_update_7200 in Content locking (anti-concurrent editing) 7.3

Add entity ID and type support.

File

./content_lock.install, line 116

Install file.

Code

function content_lock_update_7200() {
  if (!db_field_exists('content_lock', 'entity_type')) {
    $fields['entity_type'] = array(
      'description' => 'The type of an entity.',
      'type' => 'varchar',
      'length' => 255,
      'not null' => TRUE,
      'default' => 'node',
    );
    db_add_field('content_lock', 'entity_type', $fields['entity_type']);
  }
  if (db_field_exists('content_lock', 'nid')) {
    $fields['entity_id'] = array(
      'description' => 'The primary identifier for an entity.',
      'type' => 'int',
      'size' => 'normal',
      'unsigned' => TRUE,
      'not null' => TRUE,
      'default' => 0,
    );
    db_change_field('content_lock', 'nid', 'entity_id', $fields['entity_id']);
  }

  // Update primary keys.
  db_drop_primary_key('content_lock');
  db_add_primary_key('content_lock', array(
    'entity_id',
    'entity_type',
  ));
}