<?php


class WP_Export_XML_Over_HTTP extends WP_Export_Base_Writer {
    private $file_name;

    public function __construct( $formatter, $file_name ) {
        parent::__construct( $formatter );
        $this->file_name = $file_name;
    }

    public function export() {
        try {
            $export = $this->get_export();
            $this->send_headers();
            echo $export;
        } catch ( WP_Export_Exception $e ) {
            // phpcs:disable WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedHooknameFound -- Possibly used by third party extension.
            $message = apply_filters( 'export_error_message', $e->getMessage() );
            wp_die( $message, __( 'Export Error' ), [ 'back_link' => true ] );
        } catch ( WP_Export_Term_Exception $e ) {
            do_action( 'export_term_orphaned', $this->formatter->export->missing_parents );
            $message = apply_filters( 'export_term_error_message', $e->getMessage() );
            // phpcs:enable
            wp_die( $message, __( 'Export Error' ), [ 'back_link' => true ] );
        }
    }

    protected function write( $xml ) {
        $this->result .= $xml;
    }

    protected function get_export() {
        $this->result = '';
        parent::export();
        return $this->result;
    }

    protected function send_headers() {
        header( 'Content-Description: File Transfer' );
        header( 'Content-Disposition: attachment; filename=' . $this->file_name );
        header( 'Content-Type: text/xml; charset=' . get_option( 'blog_charset' ), true );
    }
}