l10n_server-2.x-dev/l10n_migrate/src/Plugin/migrate/source/L10nServerLanguage.php

<?php
declare(strict_types=1);

namespace Drupal\l10n_migrate\Plugin\migrate\source;

use Drupal\Core\Language\LanguageInterface;
use Drupal\migrate\Plugin\migrate\source\SqlBase;
use Drupal\migrate\Row;

/**
 * Migrate Source plugin.
 *
 * @MigrateSource(
 *   id = "l10n_migrate_server_language",
 *   source_module = "l10n_migrate",
 * )
 */
class L10nServerLanguage extends SqlBase {

  /**
   * {@inheritdoc}
   */
  public function query() {
    $query = $this
      ->select('languages', 'l')
      ->fields('l', [
        'language', 'name', 'native', 'direction', 'enabled', 'plurals', 'formula', 'domain', 'prefix', 'weight', 'javascript',
      ]);
    return $query;
  }

  /**
   * {@inheritdoc}
   */
  public function fields() {
    return [
      'language' => $this->t('Language ID'),
      'name' => $this->t('Name'),
      'native' => $this->t('Native'),
      'direction' => $this->t('Direction'),
      'enabled' => $this->t('Enabled'),
      'plurals' => $this->t('Plurals'),
      'formula' => $this->t('Formula'),
      'domain' => $this->t('Domain'),
      'prefix' => $this->t('Prefix'),
      'weight' => $this->t('Weight'),
      'javascript' => $this->t('Javascript'),
    ];
  }

  /**
   * {@inheritdoc}
   */
  public function getIds() {
    return [
      'language' => [
        'type' => 'string',
        'alias' => 'l',
      ],
    ];
  }

  /**
   * {@inheritdoc}
   */
  public function prepareRow(Row $row) {
    if ($row->getSourceProperty('language') === 'en') {
      return FALSE;
    }

    $direction = $row->getSourceProperty('direction');
    $row->setSourceProperty('direction', ($direction === 1)
      ? LanguageInterface::DIRECTION_LTR
      : LanguageInterface::DIRECTION_RTL);
    $row->setSourceProperty('locked', FALSE);

    /** @var \Drupal\l10n_pconfig\DrupalOrgPluralFormula $plural_formula */
    $plural_formula = \Drupal::service('l10n_pconfig.drupalorg_plural_formula');
    $formulae = $plural_formula->getDrupalPluralFormulae();
    if (isset($formulae[$row->getSourceProperty('language')])) {
      $value = $formulae[$row->getSourceProperty('language')];
      if ($value == 0) {
        $value = 'nplurals=1; plural=0;';
      }
      elseif ($value === '($n!=1)') {
        $value = 'nplurals=2; plural=(n!=1);';
      }

      $row->setSourceProperty('formula', $value);
    }
    return parent::prepareRow($row);
  }

}