populate_site_meta( int $site_id, array $meta = array() )

1384function populate_site_meta( $site_id, array $meta = array() ) {1385	global $wpdb;1386 1387	$site_id = (int) $site_id;1388 1389	if ( ! is_site_meta_supported() ) {1390		return;1391	}1392 1393	if ( empty( $meta ) ) {1394		return;1395	}1396 1397	/**1398	 * Filters meta for a site on creation.1399	 *1400	 * @since 5.2.01401	 *1402	 * @param array $meta    Associative array of site meta keys and values to be inserted.1403	 * @param int   $site_id ID of site to populate.1404	 */1405	$site_meta = apply_filters( 'populate_site_meta', $meta, $site_id );1406 1407	$insert = '';1408	foreach ( $site_meta as $meta_key => $meta_value ) {1409		if ( is_array( $meta_value ) ) {1410			$meta_value = serialize( $meta_value );1411		}1412		if ( ! empty( $insert ) ) {1413			$insert .= ', ';1414		}1415		$insert .= $wpdb->prepare( '( %d, %s, %s)', $site_id, $meta_key, $meta_value );1416	}1417 1418	$wpdb->query( "INSERT INTO $wpdb->blogmeta ( blog_id, meta_key, meta_value ) VALUES " . $insert ); // phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared1419 1420	wp_cache_delete( $site_id, 'blog_meta' );1421	wp_cache_set_sites_last_changed();1422}