RocketChat/Rocket.Chat

import type http from 'http';
import URL from 'url';

export const forceDownload = (req: http.IncomingMessage): boolean => {
    const { query } = URL.parse(req.url || '', true);

    const forceDownload = typeof query.download !== 'undefined';
    if (forceDownload) {
        return true;
    }

    return query.contentDisposition === 'attachment';
};

export const getContentDisposition = (req: http.IncomingMessage): string => {
    const { query } = URL.parse(req.url || '', true);
    if (query.contentDisposition === 'inline') {
        return 'inline';
    }
    return 'attachment';
};