57 lines
1.4 KiB
JavaScript
57 lines
1.4 KiB
JavaScript
// wow https://stackoverflow.com/questions/3891641/regex-test-only-works-every-other-time
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// watch out for places we need to set `lastIndex` ... :frown:
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const EMBEDS = [
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embed_tidal,
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embed_spotify,
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embed_youtube,
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embed_vimeo,
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embed_audio,
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embed_gif,
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embed_mkv,
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embed_mov,
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embed_mp4,
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embed_image,
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embed_link,
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];
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const URL_MATCHING_REGEX =
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/(?:(?<protocol>[a-zA-Z]+):)?(?:\/\/)?(?:(?<auth>(?<username>\S.+)\:(?<password>.+))\@)?(?<host>(?:(?<hostname>[-a-zA-Z0-9\.]+)\.)?(?<domain>(?:[-a-zA-Z0-9]+?\.(?<tld>[-a-zA-Z0-9]{2,64}))|localhost)(?:\:(?<port>[0-9]{1,6}))?)\b(?<path>[-a-zA-Z0-9@:%_{}\[\]<>\(\)\+.~&\/="]*?(?<extension>\.[^\.?/#"\n<>]+)?)(?:\?(?<query>[a-zA-Z0-9!$%&<>()*+,-\.\/\:\;\=\?\@_~"]+))?(?:#(?<hash>[a-zA-Z0-9!$&'()*+,-\.\/\:\;\=\?\@_~"]*?))?(?:$|\s)/gim;
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function htmlify(content) {
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let html_content = (content ?? "").replace(/\n/g, "<br/>");
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let match;
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URL_MATCHING_REGEX.lastIndex = 0;
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while ((match = URL_MATCHING_REGEX.exec(content)) !== null) {
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const url = match[0];
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const {
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groups: { protocol, host, hostname, domain, tld, path, extension, query, hash },
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} = match;
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const link_info = {
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url,
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protocol,
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host,
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hostname,
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domain,
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tld,
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path,
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extension,
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query,
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hash,
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};
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for (const embed of EMBEDS) {
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const result = embed(link_info);
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if (typeof result === "string") {
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html_content = html_content.replace(url, result);
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break;
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}
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}
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}
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return html_content;
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}
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