@helia/verified-fetch/dist/src/utils/get-content-disposition-filename.js

A fetch-like API for obtaining verified & trustless IPFS content on the web

import { InvalidParametersError } from '@libp2p/interface';
/**
 * Takes a filename URL param and returns a string for use in a
 * `Content-Disposition` header
 */
export function getContentDispositionFilename(filename) {
    if (filename == null) {
        throw new InvalidParametersError('Cannot get filename for Content-Disposition header - filename argument was missing');
    }
    const asciiOnly = replaceNonAsciiCharacters(filename);
    if (asciiOnly === filename) {
        return `filename="${filename}"`;
    }
    return `filename="${asciiOnly}"; filename*=UTF-8''${encodeURIComponent(filename)}`;
}
function replaceNonAsciiCharacters(filename) {
    // eslint-disable-next-line no-control-regex
    return filename.replace(/[^\x00-\x7F]/g, '_');
}
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