function hook_migrate_MIGRATION_ID_prepare_row
Allows adding data to a row for a migration with the specified ID.
This provides the same functionality as hook_migrate_prepare_row() but removes the need to check the value of $migration->id().
Parameters
\Drupal\migrate\Row $row: The row being imported.
\Drupal\migrate\Plugin\MigrateSourceInterface $source: The source migration.
\Drupal\migrate\Plugin\MigrationInterface $migration: The current migration.
Related topics
File
- 
              core/
modules/ migrate/ migrate.api.php, line 180  
Code
function hook_migrate_MIGRATION_ID_prepare_row(Row $row, MigrateSourceInterface $source, MigrationInterface $migration) {
  $value = $source->getDatabase()
    ->query('SELECT [value] FROM {variable} WHERE [name] = :name', [
    ':name' => 'mymodule_filter_foo_' . $row->getSourceProperty('format'),
  ])
    ->fetchField();
  if ($value) {
    $row->setSourceProperty('settings:mymodule:foo', unserialize($value));
  }
}
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