feat(joox): Fetch meta data from API

(cherry picked from commit 4af1a38334cfc51ce64dd509f2dff694f78010f6)
3 years ago · c098b73617
3 changed files with 190 additions and 32 deletions
--- a/src/decrypt/joox.ts
+++ b/src/decrypt/joox.ts
@ -23,10 +23,12 @@ export async function Decrypt(file: Blob, raw_filename: string, raw_ext: string)
  const ext = SniffAudioExt(musicDecoded);
  const mime = AudioMimeType[ext];

+  const songId = raw_filename.match(/^(\d+)\s\[mqms\d*]$/i)?.[1];
  const { album, artist, imgUrl, blob, title } = await extractQQMusicMeta(
    new Blob([musicDecoded], { type: mime }),
    raw_filename,
    ext,
+    songId,
  );

  return {
--- a/src/utils/api.ts
+++ b/src/utils/api.ts
@ -32,3 +32,83 @@ export async function queryAlbumCover(title: string, artist?: string, album?: st
  const resp = await fetch(`${endpoint}?${params.toString()}`);
  return await resp.json();
 }
+
+export interface TrackInfo {
+  id: number;
+  type: number;
+  mid: string;
+  name: string;
+  title: string;
+  subtitle: string;
+  singer: {
+    id: number;
+    mid: string;
+    name: string;
+    title: string;
+    type: number;
+    uin: number;
+  }[];
+  album: {
+    id: number;
+    mid: string;
+    name: string;
+    title: string;
+    subtitle: string;
+    time_public: string;
+    pmid: string;
+  };
+  interval: number;
+  index_cd: number;
+  index_album: number;
+}
+
+export interface SongItemInfo {
+  title: string;
+  content: {
+    value: string;
+  }[];
+}
+
+export interface SongInfoResponse {
+  info: {
+    company: SongItemInfo;
+    genre: SongItemInfo;
+    intro: SongItemInfo;
+    lan: SongItemInfo;
+    pub_time: SongItemInfo;
+  };
+  extras: {
+    name: string;
+    transname: string;
+    subtitle: string;
+    from: string;
+    wikiurl: string;
+  };
+  track_info: TrackInfo;
+}
+
+export interface RawQMBatchResponse<T> {
+  code: number;
+  ts: number;
+  start_ts: number;
+  traceid: string;
+  req_1: {
+    code: number;
+    data: T;
+  };
+}
+
+export async function querySongInfoById(id: string | number): Promise<SongInfoResponse> {
+  const url = `${IXAREA_API_ENDPOINT}/meta/qq-music-raw/${id}`;
+  const result: RawQMBatchResponse<SongInfoResponse> = await fetch(url).then((r) => r.json());
+  if (result.code === 0 && result.req_1.code === 0) {
+    return result.req_1.data;
+  }
+
+  throw new Error('请求信息失败');
+}
+
+const QQ_MUSIC_COVER_URI = 'https://stats.ixarea.com/apis/music/qq-cover';
+export function getQMImageURLFromPMID(pmid: string, type = 1): string {
+  return `${QQ_MUSIC_COVER_URI}/${type}/${pmid}`;
+}
--- a/src/utils/qm_meta.ts
+++ b/src/utils/qm_meta.ts
@ -1,4 +1,4 @@
-import { parseBlob as metaParseBlob } from 'music-metadata-browser';
+import { IAudioMetadata, parseBlob as metaParseBlob } from 'music-metadata-browser';
 import iconv from 'iconv-lite';

 import {
@ -9,9 +9,30 @@ import {
  WriteMetaToMp3,
  AudioMimeType,
 } from '@/decrypt/utils';
-import { queryAlbumCover } from '@/utils/api';
+import { getQMImageURLFromPMID, queryAlbumCover, querySongInfoById } from '@/utils/api';

-export async function extractQQMusicMeta(musicBlob: Blob, name: string, ext: string) {
+interface MetaResult {
+  title: string;
+  artist: string;
+  album: string;
+  imgUrl: string;
+  blob: Blob;
+}
+
+/**
+ *
+ * @param musicBlob 音乐文件（解密后）
+ * @param name 文件名
+ * @param ext 原始后缀名
+ * @param id 曲目 ID（<code>number</code>类型或纯数字组成的字符串）
+ * @returns Promise
+ */
+export async function extractQQMusicMeta(
+  musicBlob: Blob,
+  name: string,
+  ext: string,
+  id?: number | string,
+): Promise<MetaResult> {
  const musicMeta = await metaParseBlob(musicBlob);
  for (let metaIdx in musicMeta.native) {
    if (!musicMeta.native.hasOwnProperty(metaIdx)) continue;
@ -23,49 +44,104 @@ export async function extractQQMusicMeta(musicBlob: Blob, name: string, ext: str
    }
  }

+  if (id) {
+    try {
+      return fetchMetadataFromSongId(id, ext, musicMeta, musicBlob);
+    } catch (e) {
+      console.warn('在线获取曲目信息失败，回退到本地 meta 提取', e);
+    }
+  }
+
  const info = GetMetaFromFile(name, musicMeta.common.title, musicMeta.common.artist);
+  info.artist = info.artist || '';

-  let imgUrl = GetCoverFromFile(musicMeta);
-  if (!imgUrl) {
-    imgUrl = await getCoverImage(info.title, info.artist, musicMeta.common.album);
-    if (imgUrl) {
-      const imageInfo = await GetImageFromURL(imgUrl);
-      if (imageInfo) {
-        imgUrl = imageInfo.url;
-        try {
-          const newMeta = { picture: imageInfo.buffer, title: info.title, artists: info.artist?.split(' _ ') };
-          const buffer = Buffer.from(await musicBlob.arrayBuffer());
-          const mime = AudioMimeType[ext] || AudioMimeType.mp3;
-          if (ext === 'mp3') {
-            musicBlob = new Blob([WriteMetaToMp3(buffer, newMeta, musicMeta)], { type: mime });
-          } else if (ext === 'flac') {
-            musicBlob = new Blob([WriteMetaToFlac(buffer, newMeta, musicMeta)], { type: mime });
-          } else {
-            console.info('writing metadata for ' + ext + ' is not being supported for now');
-          }
-        } catch (e) {
-          console.warn('Error while appending cover image to file ' + e);
-        }
-      }
-    }
+  let imageURL = GetCoverFromFile(musicMeta);
+  if (!imageURL) {
+    imageURL = await getCoverImage(info.title, info.artist, musicMeta.common.album);
  }

  return {
    title: info.title,
-    artist: info.artist,
-    album: musicMeta.common.album,
-    imgUrl: imgUrl,
-    blob: musicBlob,
+    artist: info.artist || '',
+    album: musicMeta.common.album || '',
+    imgUrl: imageURL,
+    blob: await writeMetaToAudioFile({
+      title: info.title,
+      artists: info.artist.split(' _ '),
+      ext,
+      imageURL,
+      musicMeta,
+      blob: musicBlob,
+    }),
+  };
+}
+
+async function fetchMetadataFromSongId(
+  id: number | string,
+  ext: string,
+  musicMeta: IAudioMetadata,
+  blob: Blob,
+): Promise<MetaResult> {
+  const info = await querySongInfoById(id);
+  const imageURL = getQMImageURLFromPMID(info.track_info.album.pmid);
+  const artists = info.track_info.singer.map((singer) => singer.name);
+
+  return {
+    title: info.track_info.title,
+    artist: artists.join('、'),
+    album: info.track_info.album.name,
+    imgUrl: imageURL,
+
+    blob: await writeMetaToAudioFile({
+      title: info.track_info.title,
+      artists,
+      ext,
+      imageURL,
+      musicMeta,
+      blob,
+    }),
  };
 }

 async function getCoverImage(title: string, artist?: string, album?: string): Promise<string> {
-  const song_query_url = 'https://stats.ixarea.com/apis' + '/music/qq-cover';
  try {
    const data = await queryAlbumCover(title, artist, album);
-    return `${song_query_url}/${data.Type}/${data.Id}`;
+    return getQMImageURLFromPMID(data.Id, data.Type);
  } catch (e) {
    console.warn(e);
  }
  return '';
 }
+
+interface NewAudioMeta {
+  title: string;
+  artists: string[];
+  ext: string;
+
+  musicMeta: IAudioMetadata;
+
+  blob: Blob;
+  imageURL: string;
+}
+
+async function writeMetaToAudioFile(info: NewAudioMeta): Promise<Blob> {
+  try {
+    const imageInfo = await GetImageFromURL(info.imageURL);
+    if (!imageInfo) {
+      console.warn('获取图像失败');
+    }
+    const newMeta = { picture: imageInfo?.buffer, title: info.title, artists: info.artists };
+    const buffer = Buffer.from(await info.blob.arrayBuffer());
+    const mime = AudioMimeType[info.ext] || AudioMimeType.mp3;
+    if (info.ext === 'mp3') {
+      return new Blob([WriteMetaToMp3(buffer, newMeta, info.musicMeta)], { type: mime });
+    } else if (info.ext === 'flac') {
+      return new Blob([WriteMetaToFlac(buffer, newMeta, info.musicMeta)], { type: mime });
+    } else {
+      console.info('writing metadata for ' + info.ext + ' is not being supported for now');
+    }
+  } catch (e) {
+    console.warn('Error while appending cover image to file ' + e);
+  }
+  return info.blob;
+}