public static function MigrateUpgradeImportBatch::run in Drupal 8

Same name and namespace in other branches
9 core/modules/migrate_drupal_ui/src/Batch/MigrateUpgradeImportBatch.php \Drupal\migrate_drupal_ui\Batch\MigrateUpgradeImportBatch::run()
Runs a single migrate batch import.
Parameters

int[] $initial_ids: The full set of migration IDs to import.
array $config: An array of additional configuration from the form.
array $context: The batch context.
File

core/modules/migrate_drupal_ui/src/Batch/MigrateUpgradeImportBatch.php, line 77
Class

MigrateUpgradeImportBatch: Runs a single migration batch.
Namespace

Drupal\migrate_drupal_ui\Batch
Code

public static function run($initial_ids, $config, &$context) {
  if (!static::$listenersAdded) {
    $event_dispatcher = \Drupal::service('event_dispatcher');
    $event_dispatcher
      ->addListener(MigrateEvents::POST_ROW_SAVE, [
      static::class,
      'onPostRowSave',
    ]);
    $event_dispatcher
      ->addListener(MigrateEvents::POST_IMPORT, [
      static::class,
      'onPostImport',
    ]);
    $event_dispatcher
      ->addListener(MigrateEvents::MAP_SAVE, [
      static::class,
      'onMapSave',
    ]);
    $event_dispatcher
      ->addListener(MigrateEvents::IDMAP_MESSAGE, [
      static::class,
      'onIdMapMessage',
    ]);
    static::$maxExecTime = ini_get('max_execution_time');
    if (static::$maxExecTime <= 0) {
      static::$maxExecTime = 60;
    }

    // Set an arbitrary threshold of 3 seconds (e.g., if max_execution_time is
    // 45 seconds, we will quit at 42 seconds so a slow item or cleanup
    // overhead don't put us over 45).
    static::$maxExecTime -= 3;
    static::$listenersAdded = TRUE;
  }
  if (!isset($context['sandbox']['migration_ids'])) {
    $context['sandbox']['max'] = count($initial_ids);
    $context['sandbox']['current'] = 1;

    // Total number processed for this migration.
    $context['sandbox']['num_processed'] = 0;

    // migration_ids will be the list of IDs remaining to run.
    $context['sandbox']['migration_ids'] = $initial_ids;
    $context['sandbox']['messages'] = [];
    $context['results']['failures'] = 0;
    $context['results']['successes'] = 0;
  }

  // Number processed in this batch.
  static::$numProcessed = 0;
  $migration_id = reset($context['sandbox']['migration_ids']);
  $definition = \Drupal::service('plugin.manager.migration')
    ->getDefinition($migration_id);
  $configuration = [];

  // @todo Find a way to avoid this in https://www.drupal.org/node/2804611.
  if ($definition['destination']['plugin'] === 'entity:file') {

    // Make sure we have a single trailing slash.
    if ($definition['source']['plugin'] === 'd7_file_private') {
      $configuration['source']['constants']['source_base_path'] = rtrim($config['source_private_file_path'], '/') . '/';
    }
    $configuration['source']['constants']['source_base_path'] = rtrim($config['source_base_path'], '/') . '/';
  }

  /** @var \Drupal\migrate\Plugin\Migration $migration */
  $migration = \Drupal::service('plugin.manager.migration')
    ->createInstance($migration_id, $configuration);
  if ($migration) {
    static::$messages = new MigrateMessageCapture();
    $executable = new MigrateExecutable($migration, static::$messages);
    $migration_name = $migration
      ->label() ? $migration
      ->label() : $migration_id;
    try {
      $migration_status = $executable
        ->import();
    } catch (\Exception $e) {
      \Drupal::logger('migrate_drupal_ui')
        ->error($e
        ->getMessage());
      $migration_status = MigrationInterface::RESULT_FAILED;
    }
    switch ($migration_status) {
      case MigrationInterface::RESULT_COMPLETED:

        // Store the number processed in the sandbox.
        $context['sandbox']['num_processed'] += static::$numProcessed;
        $message = new PluralTranslatableMarkup($context['sandbox']['num_processed'], 'Upgraded @migration (processed 1 item total)', 'Upgraded @migration (processed @count items total)', [
          '@migration' => $migration_name,
        ]);
        $context['sandbox']['messages'][] = (string) $message;
        \Drupal::logger('migrate_drupal_ui')
          ->notice($message);
        $context['sandbox']['num_processed'] = 0;
        $context['results']['successes']++;

        // If the completed migration has any follow-up migrations, add them
        // to the batch migrations.
        // @see onPostImport()
        if (!empty(static::$followUpMigrations)) {
          foreach (static::$followUpMigrations as $migration_id => $migration) {
            if (!in_array($migration_id, $context['sandbox']['migration_ids'], TRUE)) {

              // Add the follow-up migration ID to the batch migration IDs for
              // later execution.
              $context['sandbox']['migration_ids'][] = $migration_id;

              // Increase the number of migrations in the batch to update the
              // progress bar and keep it accurate.
              $context['sandbox']['max']++;

              // Unset the follow-up migration to make sure it won't get added
              // to the batch twice.
              unset(static::$followUpMigrations[$migration_id]);
            }
          }
        }
        break;
      case MigrationInterface::RESULT_INCOMPLETE:
        $context['sandbox']['messages'][] = (string) new PluralTranslatableMarkup(static::$numProcessed, 'Continuing with @migration (processed 1 item)', 'Continuing with @migration (processed @count items)', [
          '@migration' => $migration_name,
        ]);
        $context['sandbox']['num_processed'] += static::$numProcessed;
        break;
      case MigrationInterface::RESULT_STOPPED:
        $context['sandbox']['messages'][] = (string) new TranslatableMarkup('Operation stopped by request');
        break;
      case MigrationInterface::RESULT_FAILED:
        $context['sandbox']['messages'][] = (string) new TranslatableMarkup('Operation on @migration failed', [
          '@migration' => $migration_name,
        ]);
        $context['results']['failures']++;
        \Drupal::logger('migrate_drupal_ui')
          ->error('Operation on @migration failed', [
          '@migration' => $migration_name,
        ]);
        break;
      case MigrationInterface::RESULT_SKIPPED:
        $context['sandbox']['messages'][] = (string) new TranslatableMarkup('Operation on @migration skipped due to unfulfilled dependencies', [
          '@migration' => $migration_name,
        ]);
        \Drupal::logger('migrate_drupal_ui')
          ->error('Operation on @migration skipped due to unfulfilled dependencies', [
          '@migration' => $migration_name,
        ]);
        break;
      case MigrationInterface::RESULT_DISABLED:

        // Skip silently if disabled.
        break;
    }

    // Unless we're continuing on with this migration, take it off the list.
    if ($migration_status != MigrationInterface::RESULT_INCOMPLETE) {
      array_shift($context['sandbox']['migration_ids']);
      $context['sandbox']['current']++;
    }

    // Add and log any captured messages.
    foreach (static::$messages
      ->getMessages() as $message) {
      $context['sandbox']['messages'][] = (string) $message;
      \Drupal::logger('migrate_drupal_ui')
        ->error($message);
    }

    // Only display the last MESSAGE_LENGTH messages, in reverse order.
    $message_count = count($context['sandbox']['messages']);
    $context['message'] = '';
    for ($index = max(0, $message_count - self::MESSAGE_LENGTH); $index < $message_count; $index++) {
      $context['message'] = $context['sandbox']['messages'][$index] . "<br />\n" . $context['message'];
    }
    if ($message_count > self::MESSAGE_LENGTH) {

      // Indicate there are earlier messages not displayed.
      $context['message'] .= '&hellip;';
    }

    // At the top of the list, display the next one (which will be the one
    // that is running while this message is visible).
    if (!empty($context['sandbox']['migration_ids'])) {
      $migration_id = reset($context['sandbox']['migration_ids']);
      $migration = \Drupal::service('plugin.manager.migration')
        ->createInstance($migration_id);
      $migration_name = $migration
        ->label() ? $migration
        ->label() : $migration_id;
      $context['message'] = (string) new TranslatableMarkup('Currently upgrading @migration (@current of @max total tasks)', [
        '@migration' => $migration_name,
        '@current' => $context['sandbox']['current'],
        '@max' => $context['sandbox']['max'],
      ]) . "<br />\n" . $context['message'];
    }
  }
  else {
    array_shift($context['sandbox']['migration_ids']);
    $context['sandbox']['current']++;
  }
  $context['finished'] = 1 - count($context['sandbox']['migration_ids']) / $context['sandbox']['max'];
}
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