webstreamr-github/src/extractor/Fastream.ts

43 lines
1.2 KiB
TypeScript

import { Context, CountryCode, Format, UrlResult } from '../types';
import { buildMediaFlowProxyExtractorStreamUrl, Fetcher, guessHeightFromPlaylist, supportsMediaFlowProxy } from '../utils';
import { Extractor } from './Extractor';
export class Fastream extends Extractor {
public readonly id = 'fastream';
public readonly label = 'Fastream (via MediaFlow Proxy)';
public override readonly ttl = 0;
public override viaMediaFlowProxy = true;
private readonly fetcher: Fetcher;
public constructor(fetcher: Fetcher) {
super();
this.fetcher = fetcher;
}
public supports(ctx: Context, url: URL): boolean {
return null !== url.host.match(/fastream/) && supportsMediaFlowProxy(ctx);
}
protected async extractInternal(ctx: Context, url: URL, countryCode: CountryCode): Promise<UrlResult[]> {
const playlistUrl = await buildMediaFlowProxyExtractorStreamUrl(ctx, this.fetcher, 'Fastream', url);
return [
{
url: playlistUrl,
format: Format.hls,
label: this.label,
sourceId: `${this.id}_${countryCode}`,
ttl: this.ttl,
meta: {
countryCodes: [countryCode],
height: await guessHeightFromPlaylist(ctx, this.fetcher, playlistUrl),
},
},
];
};
}