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https://github.com/imputnet/cobalt.git
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71cc5305b4
- updated readme: added info about new services, sorted the list alphabetically, replaced emoji with checkmarks, added info about ncsd (#101), and more. - fixed typos in vk and setup modules. - removed unused variables from css.
60 lines
2.2 KiB
JavaScript
60 lines
2.2 KiB
JavaScript
import { xml2json } from "xml-js";
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import { genericUserAgent, maxVideoDuration } from "../../config.js";
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const representationMatch = {
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"2160": 7,
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"1440": 6,
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"1080": 5,
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"720": 4,
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"480": 3,
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"360": 2,
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"240": 1,
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"144": 0
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}, resolutionMatch = {
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"3840": "2160",
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"2560": "1440",
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"1920": "1080",
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"1280": "720",
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"852": "480",
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"640": "360",
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"426": "240",
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// "256": "144"
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}
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export default async function(o) {
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let html, url, filename = `vk_${o.userId}_${o.videoId}_`;
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html = await fetch(`https://vk.com/video${o.userId}_${o.videoId}`, {
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headers: { "user-agent": genericUserAgent }
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}).then((r) => { return r.text() }).catch(() => { return false });
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if (!html) return { error: 'ErrorCouldntFetch' };
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if (!html.includes(`{"lang":`)) return { error: 'ErrorEmptyDownload' };
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let quality = o.quality === "max" ? 7 : representationMatch[o.quality],
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js = JSON.parse('{"lang":' + html.split(`{"lang":`)[1].split(']);')[0]);
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if (Number(js.mvData.is_active_live) !== 0) return { error: 'ErrorLiveVideo' };
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if (js.mvData.duration > maxVideoDuration / 1000) return { error: ['ErrorLengthLimit', maxVideoDuration / 60000] };
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if (js.player.params[0]["manifest"]) {
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let mpd = JSON.parse(xml2json(js.player.params[0]["manifest"], { compact: true, spaces: 4 })),
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repr = mpd.MPD.Period.AdaptationSet.Representation ? mpd.MPD.Period.AdaptationSet.Representation : mpd.MPD.Period.AdaptationSet[0]["Representation"],
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bestQuality = repr[repr.length - 1],
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resolutionPick = Number(bestQuality._attributes.width) > Number(bestQuality._attributes.height) ? 'width': 'height';
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if (Number(bestQuality._attributes.id) > Number(quality)) bestQuality = repr[quality];
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url = js.player.params[0][`url${resolutionMatch[bestQuality._attributes[resolutionPick]]}`];
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filename += `${bestQuality._attributes.width}x${bestQuality._attributes.height}.mp4`
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} else if (js.player.params[0]["url240"]) { // fallback for when video is too old
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url = js.player.params[0]["url240"];
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filename += `320x240.mp4`
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}
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if (url && filename) return {
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urls: url,
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filename: filename
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};
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return { error: 'ErrorEmptyDownload' }
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}
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