52 lines
1.7 KiB
TypeScript
52 lines
1.7 KiB
TypeScript
import bytes from 'bytes';
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import { NotFoundError } from '../error';
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import { Context, Format, Meta, UrlResult } from '../types';
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import { buildMediaFlowProxyExtractorStreamUrl, supportsMediaFlowProxy } from '../utils';
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import { Extractor } from './Extractor';
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export class Fastream extends Extractor {
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public readonly id = 'fastream';
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public readonly label = 'Fastream';
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public override viaMediaFlowProxy = true;
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public supports(ctx: Context, url: URL): boolean {
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return null !== url.host.match(/fastream/) && supportsMediaFlowProxy(ctx);
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}
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public override normalize(url: URL): URL {
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return new URL(url.href.replace('/e/', '/embed-').replace('/d/', '/embed-'));
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}
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protected async extractInternal(ctx: Context, url: URL, meta: Meta): Promise<UrlResult[]> {
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const headers = { Referer: meta.referer ?? url.href };
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const downloadUrl = new URL(url.href.replace('/embed-', '/d/'));
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const html = await this.fetcher.text(ctx, downloadUrl, { headers });
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if (/No such file/.test(html)) {
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throw new NotFoundError();
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}
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const playlistUrl = await buildMediaFlowProxyExtractorStreamUrl(ctx, this.fetcher, 'Fastream', url, headers);
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const heightAndSizeMatch = html.match(/\d{3,}x(\d{3,}), ([\d.]+ ?[GM]B)/) as string[];
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const titleMatch = html.match(/>Download (.*?)</) as string[];
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return [
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{
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url: playlistUrl,
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format: Format.hls,
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label: this.label,
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ttl: this.ttl,
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meta: {
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...meta,
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bytes: bytes.parse(heightAndSizeMatch[2] as string) as number,
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height: parseInt(heightAndSizeMatch[1] as string),
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title: titleMatch[1],
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},
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},
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];
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};
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}
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