public function get_download_logs( $args = array() ) {
		global $wpdb;

		$args = wp_parse_args(
			$args,
			array(
				'permission_id'   => '',
				'user_id'         => '',
				'user_ip_address' => '',
				'orderby'         => 'download_log_id',
				'order'           => 'ASC',
				'limit'           => -1,
				'page'            => 1,
				'return'          => 'objects',
			)
		);

		$query   = array();
		$table   = $wpdb->prefix . self::get_table_name();
		$query[] = "SELECT * FROM {$table} WHERE 1=1";

		if ( $args['permission_id'] ) {
			$query[] = $wpdb->prepare( 'AND permission_id = %d', $args['permission_id'] );
		}

		if ( $args['user_id'] ) {
			$query[] = $wpdb->prepare( 'AND user_id = %d', $args['user_id'] );
		}

		if ( $args['user_ip_address'] ) {
			$query[] = $wpdb->prepare( 'AND user_ip_address = %s', $args['user_ip_address'] );
		}

		$allowed_orders = array( 'download_log_id', 'timestamp', 'permission_id', 'user_id' );
		$orderby        = in_array( $args['orderby'], $allowed_orders, true ) ? $args['orderby'] : 'download_log_id';
		$order          = 'DESC' === strtoupper( $args['order'] ) ? 'DESC' : 'ASC';
		$orderby_sql    = sanitize_sql_orderby( "{$orderby} {$order}" );
		$query[]        = "ORDER BY {$orderby_sql}";

		if ( 0 < $args['limit'] ) {
			$query[] = $wpdb->prepare( 'LIMIT %d, %d', absint( $args['limit'] ) * absint( $args['page'] - 1 ), absint( $args['limit'] ) );
		}

		$raw_download_logs = $wpdb->get_results( implode( ' ', $query ) ); // WPCS: unprepared SQL ok.

		switch ( $args['return'] ) {
			case 'ids':
				return wp_list_pluck( $raw_download_logs, 'download_log_id' );
			default:
				return array_map( array( $this, 'get_download_log' ), $raw_download_logs );
		}
	}