WP_Upgrader::delete_temp_backup( array[] $temp_backups = array() ): bool|WP_Error

Source

public function delete_temp_backup( array $temp_backups = array() ) {
	global $wp_filesystem;

	$errors = new WP_Error();

	if ( empty( $temp_backups ) ) {
		$temp_backups = $this->temp_backups;
	}

	foreach ( $temp_backups as $args ) {
		if ( empty( $args['slug'] ) || empty( $args['dir'] ) ) {
			return false;
		}

		if ( ! $wp_filesystem->wp_content_dir() ) {
			$errors->add( 'fs_no_content_dir', $this->strings['fs_no_content_dir'] );
			return $errors;
		}

		$temp_backup_dir = $wp_filesystem->wp_content_dir() . "upgrade-temp-backup/{$args['dir']}/{$args['slug']}";

		if ( ! $wp_filesystem->delete( $temp_backup_dir, true ) ) {
			$errors->add(
				'temp_backup_delete_failed',
				sprintf( $this->strings['temp_backup_delete_failed'], $args['slug'] )
			);
			continue;
		}
	}

	return $errors->has_errors() ? $errors : true;
}

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