tb_megamenu-8.x-1.0-beta2/tb_megamenu.install

<?php

/**
 * @file
 * Install and Update code for tb_megamenu.
 */

use Drupal\tb_megamenu\Entity\MegaMenuConfig;
use Drupal\Core\Utility\UpdateException;

/**
 * Migrate any settings from the DB table to configuration objects.
 */
function tb_megamenu_update_8001(&$sandbox) {
  // Migrate any settings from the DB table to configuration objects.
  $database = \Drupal::database();

  $count = 0;

  // Check if table exists.
  if ($database->schema()->tableExists('tb_megamenus')) {
    $query = $database->select('tb_megamenus', 't');
    $query->fields('t', ['menu_name', 'theme', 'block_config', 'menu_config']);
    $results = $query->execute();
    foreach ($results as $row) {
      $menu = $row->menu_name;
      $theme = $row->theme;
      $config = MegaMenuConfig::loadMenu($menu, $theme);
      if ($config == NULL) {
        $values = [
          'id' => "{$menu}__{$theme}",
        ];
        $config = MegaMenuConfig::create($values);
      }
      $config->menu = $menu;
      $config->theme = $theme;
      $config->block_config = $row->block_config;
      $config->menu_config = $row->menu_config;
      try {
        $config->save();
      }
      catch (Exception $e) {
        throw new UpdateException('Failed to save configuration object for @menu / @theme', [
          '@menu' => $menu,
          '@theme' => $theme,
        ]);
      }
      $count++;
    }
    $database->schema()->dropTable('tb_megamenus');
  }
  if ($count) {
    return t('Converted @count TB Mega Menu database settings to configuration entities.', ['@count' => $count]);
  }
  return t('No existing MegaMenu configurations to convert.');
}