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Use the html scrape for getting music info #580

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Use the html scrape for getting music info #580

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54 changes: 13 additions & 41 deletions src/core/TikTok.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -1068,56 +1068,28 @@ export class TikTokScraper extends EventEmitter {

/**
* Get music information
* @param {} music link
* @param {} music ID
*/
public async getMusicInfo(): Promise<MusicMetadata> {
await this.getValidHeaders(this.input, false);
if (!this.input) {
throw `Music is missing`;
throw `MusicID is missing`;
}

const musicTitle = /music\/([\w-]+)-\d+/.exec(this.input);
const musicId = /music\/[\w-]+-(\d+)/.exec(this.input);

const query = {
uri: `${this.mainHost}node/share/music/${musicTitle ? musicTitle[1] : ''}-${musicId ? musicId[1] : ''}`,
qs: {
screen_width: 1792,
screen_height: 1120,
lang: 'en',
priority_region: '',
referer: '',
root_referer: '',
app_language: 'en',
is_page_visible: true,
history_len: 6,
focus_state: true,
is_fullscreen: false,
aid: 1988,
app_name: 'tiktok_web',
timezone_name: '',
device_platform: 'web',
musicId: musicId ? musicId[1] : '',
musicName: musicTitle ? musicTitle[1] : '',
},
const options = {
method: 'GET',
uri: `https://www.tiktok.com/music/original-sound-${this.input}`,
json: true,
};

const unsignedURL = `${query.uri}?${new URLSearchParams(query.qs as any).toString()}`;
const _signature = sign(unsignedURL);

// @ts-ignore
query.qs._signature = _signature;

try {
const response = await this.request<TikTokMetadata>(query);
if (response.statusCode !== 0) {
throw new Error(`Can't find music data: ${this.input}`);
const response = await this.request(options);
const breakResponse = response
.split(/<script id="__NEXT_DATA__" type="application\/json" nonce="[a-z0-9\-\_]+" crossorigin="anonymous">/i)[1]
.split(`</script>`)[0];
if (breakResponse) {
const musicMetadata = JSON.parse(breakResponse);
return musicMetadata.props.pageProps.musicInfo;
}
return response.musicInfo;
} catch (error) {
throw error.message;
}
catch (_a) {
}
}

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