67 lines
1.1 KiB
TypeScript
67 lines
1.1 KiB
TypeScript
import { stripTrailingSlash } from '../src/string';
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import referrers from './referrers';
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function getHostname(url: string | undefined) {
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if (!url) {
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return '';
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}
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try {
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return new URL(url).hostname;
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} catch (e) {
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return '';
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}
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}
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export function parseReferrer(url: string | undefined) {
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const hostname = getHostname(url);
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const match = referrers[hostname] ?? referrers[hostname.replace('www.', '')];
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return {
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name: match?.name ?? '',
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type: match?.type ?? '',
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url: stripTrailingSlash(url ?? ''),
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};
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}
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export function getReferrerWithQuery(
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query: Record<string, string> | undefined,
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) {
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if (!query) {
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return null;
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}
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const source = (
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query.utm_source ??
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query.ref ??
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query.utm_referrer ??
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''
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).toLowerCase();
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if (source === '') {
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return null;
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}
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const match =
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referrers[source] ||
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referrers[`${source}.com`] ||
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Object.values(referrers).find(
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(referrer) => referrer.name.toLowerCase() === source,
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);
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if (match) {
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return {
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name: match.name,
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type: match.type,
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url: '',
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};
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}
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return {
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name: source,
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type: '',
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url: '',
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};
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}
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