72 lines
2.6 KiB
TypeScript
72 lines
2.6 KiB
TypeScript
import { parseBlob as metaParseBlob } from 'music-metadata-browser';
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import iconv from 'iconv-lite';
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import {
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GetCoverFromFile,
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GetImageFromURL,
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GetMetaFromFile,
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WriteMetaToFlac,
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WriteMetaToMp3,
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AudioMimeType,
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} from '@/decrypt/utils';
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import { queryAlbumCover } from '@/utils/api';
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export async function extractQQMusicMeta(musicBlob: Blob, name: string, ext: string) {
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const musicMeta = await metaParseBlob(musicBlob);
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for (let metaIdx in musicMeta.native) {
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if (!musicMeta.native.hasOwnProperty(metaIdx)) continue;
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if (musicMeta.native[metaIdx].some((item) => item.id === 'TCON' && item.value === '(12)')) {
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console.warn('try using gbk encoding to decode meta');
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musicMeta.common.artist = iconv.decode(new Buffer(musicMeta.common.artist ?? ''), 'gbk');
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musicMeta.common.title = iconv.decode(new Buffer(musicMeta.common.title ?? ''), 'gbk');
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musicMeta.common.album = iconv.decode(new Buffer(musicMeta.common.album ?? ''), 'gbk');
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}
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}
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const info = GetMetaFromFile(name, musicMeta.common.title, musicMeta.common.artist);
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let imgUrl = GetCoverFromFile(musicMeta);
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if (!imgUrl) {
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imgUrl = await getCoverImage(info.title, info.artist, musicMeta.common.album);
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if (imgUrl) {
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const imageInfo = await GetImageFromURL(imgUrl);
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if (imageInfo) {
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imgUrl = imageInfo.url;
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try {
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const newMeta = { picture: imageInfo.buffer, title: info.title, artists: info.artist?.split(' _ ') };
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const buffer = Buffer.from(await musicBlob.arrayBuffer());
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const mime = AudioMimeType[ext] || AudioMimeType.mp3;
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if (ext === 'mp3') {
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musicBlob = new Blob([WriteMetaToMp3(buffer, newMeta, musicMeta)], { type: mime });
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} else if (ext === 'flac') {
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musicBlob = new Blob([WriteMetaToFlac(buffer, newMeta, musicMeta)], { type: mime });
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} else {
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console.info('writing metadata for ' + ext + ' is not being supported for now');
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}
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} catch (e) {
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console.warn('Error while appending cover image to file ' + e);
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}
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}
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}
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}
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return {
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title: info.title,
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artist: info.artist,
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album: musicMeta.common.album,
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imgUrl: imgUrl,
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blob: musicBlob,
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};
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}
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async function getCoverImage(title: string, artist?: string, album?: string): Promise<string> {
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const song_query_url = 'https://stats.ixarea.com/apis' + '/music/qq-cover';
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try {
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const data = await queryAlbumCover(title, artist, album);
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return `${song_query_url}/${data.Type}/${data.Id}`;
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} catch (e) {
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console.warn(e);
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}
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return '';
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}
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