Automattic\WooCommerce\Database\Migrations

MetaToMetaTableMigrator::process_migration_data │ public │ WC 1.0

Process migration data for a batch of entities.

Method of the class: MetaToMetaTableMigrator{}

No Hooks.

Returns

Array. Array of errors and exception if any.

Usage

$MetaToMetaTableMigrator = new MetaToMetaTableMigrator();
$MetaToMetaTableMigrator->process_migration_data( $data );
$data(array) (required)
Data to be migrated. Should be of the form: array( 'data' => array( ... ) ) as returned by the fetch_sanitized_migration_data method.

MetaToMetaTableMigrator::process_migration_data() code WC 10.5.0

woocommerce/src/Database/Migrations/MetaToMetaTableMigrator.php 
public function process_migration_data( array $data ) {
	if ( isset( $data['data'] ) ) {
		$data = $data['data'];
	}
	$this->clear_errors();
	$exception = null;

	$to_insert = $data[0];
	$to_update = $data[1];
	$to_delete = $data[2] ?? array();

	try {
		if ( ! empty( $to_delete ) ) {
			$delete_queries = $this->generate_delete_sql_for_batch( $to_delete );

			if ( $delete_queries ) {
				$processed_rows_count = $this->db_query( $delete_queries );
				$this->maybe_add_insert_or_update_error( 'delete', $processed_rows_count );
			}
		}

		if ( ! empty( $to_insert ) ) {
			$insert_queries       = $this->generate_insert_sql_for_batch( $to_insert );
			$processed_rows_count = $this->db_query( $insert_queries );
			$this->maybe_add_insert_or_update_error( 'insert', $processed_rows_count );
		}

		if ( ! empty( $to_update ) ) {
			$update_queries       = $this->generate_update_sql_for_batch( $to_update );
			$processed_rows_count = $this->db_query( $update_queries );
			$this->maybe_add_insert_or_update_error( 'update', $processed_rows_count );
		}
	} catch ( \Exception $e ) {
		$exception = $e;
	}

	return array(
		'errors'    => $this->get_errors(),
		'exception' => $exception,
	);
}