chore: bump version & update deps

adapt: decrypt/qmc for qmc-cache

.github/workflows/build.yml

@@ -3,6 +3,7 @@ on:
   push:
     paths:
       - "**/*.js"
+      - "**/*.ts"
       - "**/*.vue"
       - "public/**/*"
       - "package-lock.json"
@@ -12,6 +13,7 @@ on:
     types: [ opened, synchronize, reopened ]
     paths:
       - "**/*.js"
+      - "**/*.ts"
       - "**/*.vue"
       - "public/**/*"
       - "package-lock.json"

package.json

@@ -1,6 +1,6 @@
 {
   "name": "unlock-music",
-  "version": "v1.9.0-beta",
+  "version": "v1.9.0",
   "updateInfo": "新增写入本地文件系统; 优化.kwm解锁; 支持.acc嗅探; 使用Typescript重构",
   "license": "MIT",
   "description": "Unlock encrypted music file in browser.",
@@ -18,19 +18,19 @@
   "dependencies": {
     "base64-js": "^1.5.1",
     "browser-id3-writer": "^4.4.0",
-    "core-js": "^3.12.1",
+    "core-js": "^3.16.0",
-    "crypto-js": "^4.0.0",
+    "crypto-js": "^4.1.1",
-    "element-ui": "^2.15.1",
+    "element-ui": "^2.15.5",
     "iconv-lite": "^0.6.3",
     "jimp": "^0.16.1",
     "metaflac-js": "^1.0.5",
-    "music-metadata-browser": "^2.2.6",
+    "music-metadata-browser": "^2.4.3",
     "register-service-worker": "^1.7.2",
-    "threads": "^1.6.4",
+    "threads": "^1.6.5",
-    "vue": "^2.6.12"
+    "vue": "^2.6.14"
   },
   "devDependencies": {
-    "@types/crypto-js": "^4.0.1",
+    "@types/crypto-js": "^4.0.2",
     "@vue/cli-plugin-babel": "^4.5.13",
     "@vue/cli-plugin-pwa": "^4.5.13",
     "@vue/cli-plugin-typescript": "^4.5.13",
@@ -40,8 +40,8 @@
     "sass-loader": "^10.2.0",
     "semver": "^7.3.5",
     "threads-plugin": "^1.4.0",
-    "typescript": "~4.1.5",
+    "typescript": "~4.1.6",
     "vue-cli-plugin-element": "^1.0.1",
-    "vue-template-compiler": "^2.6.12"
+    "vue-template-compiler": "^2.6.14"
   }
 }

src/component/FileSelector.vue

@@ -63,7 +63,7 @@ export default {
         }
     },
     mounted() {
-        if (window.Worker && process.env.NODE_ENV === 'production') {
+        if (window.Worker && window.location.protocol !== "file:" && process.env.NODE_ENV === 'production') {
             console.log("Using Worker Pool")
             this.queue = Pool(
                 () => spawn(new Worker('@/utils/worker.ts')),

src/decrypt/common.ts

@@ -1,37 +1,42 @@
 import {Decrypt as NcmDecrypt} from "@/decrypt/ncm";
+import {Decrypt as NcmCacheDecrypt} from "@/decrypt/ncmcache";
 import {Decrypt as XmDecrypt} from "@/decrypt/xm";
 import {Decrypt as QmcDecrypt} from "@/decrypt/qmc";
+import {Decrypt as QmcCacheDecrypt} from "@/decrypt/qmccache";
 import {Decrypt as KgmDecrypt} from "@/decrypt/kgm";
 import {Decrypt as KwmDecrypt} from "@/decrypt/kwm";
 import {Decrypt as RawDecrypt} from "@/decrypt/raw";
 import {Decrypt as TmDecrypt} from "@/decrypt/tm";
 import {DecryptResult, FileInfo} from "@/decrypt/entity";
+import {SplitFilename} from "@/decrypt/utils";
 
 
 export async function CommonDecrypt(file: FileInfo): Promise<DecryptResult> {
-    let raw_ext = file.name.substring(file.name.lastIndexOf(".") + 1, file.name.length).toLowerCase();
+    const raw = SplitFilename(file.name)
-    let raw_filename = file.name.substring(0, file.name.lastIndexOf("."));
     let rt_data: DecryptResult;
-    switch (raw_ext) {
+    switch (raw.ext) {
         case "ncm":// Netease Mp3/Flac
-            rt_data = await NcmDecrypt(file.raw, raw_filename, raw_ext);
+            rt_data = await NcmDecrypt(file.raw, raw.name, raw.ext);
+            break;
+        case "uc":// Netease Cache
+            rt_data = await NcmCacheDecrypt(file.raw, raw.name, raw.ext);
             break;
         case "kwm":// Kuwo Mp3/Flac
-            rt_data = await KwmDecrypt(file.raw, raw_filename, raw_ext);
+            rt_data = await KwmDecrypt(file.raw, raw.name, raw.ext);
             break
         case "xm": // Xiami Wav/M4a/Mp3/Flac
         case "wav":// Xiami/Raw Wav
         case "mp3":// Xiami/Raw Mp3
         case "flac":// Xiami/Raw Flac
         case "m4a":// Xiami/Raw M4a
-            rt_data = await XmDecrypt(file.raw, raw_filename, raw_ext);
+            rt_data = await XmDecrypt(file.raw, raw.name, raw.ext);
             break;
         case "ogg":// Raw Ogg
-            rt_data = await RawDecrypt(file.raw, raw_filename, raw_ext);
+            rt_data = await RawDecrypt(file.raw, raw.name, raw.ext);
             break;
         case "tm0":// QQ Music IOS Mp3
         case "tm3":// QQ Music IOS Mp3
-            rt_data = await RawDecrypt(file.raw, raw_filename, "mp3");
+            rt_data = await RawDecrypt(file.raw, raw.name, "mp3");
             break;
         case "qmc3"://QQ Music Android Mp3
         case "qmc2"://QQ Music Android Ogg
@@ -48,23 +53,26 @@ export async function CommonDecrypt(file: FileInfo): Promise<DecryptResult> {
         case "6f6767"://QQ Music Weiyun Ogg
         case "6d3461"://QQ Music Weiyun M4a
         case "776176"://QQ Music Weiyun Wav
-            rt_data = await QmcDecrypt(file.raw, raw_filename, raw_ext);
+            rt_data = await QmcDecrypt(file.raw, raw.name, raw.ext);
             break;
         case "tm2":// QQ Music IOS M4a
         case "tm6":// QQ Music IOS M4a
-            rt_data = await TmDecrypt(file.raw, raw_filename);
+            rt_data = await TmDecrypt(file.raw, raw.name);
+            break;
+        case "cache"://QQ Music Cache
+            rt_data = await QmcCacheDecrypt(file.raw, raw.name, raw.ext);
             break;
         case "vpr":
         case "kgm":
         case "kgma":
-            rt_data = await KgmDecrypt(file.raw, raw_filename, raw_ext);
+            rt_data = await KgmDecrypt(file.raw, raw.name, raw.ext);
             break
         default:
             throw "不支持此文件格式"
     }
 
-    if (!rt_data.rawExt) rt_data.rawExt = raw_ext;
+    if (!rt_data.rawExt) rt_data.rawExt = raw.ext;
-    if (!rt_data.rawFilename) rt_data.rawFilename = raw_filename;
+    if (!rt_data.rawFilename) rt_data.rawFilename = raw.name;
     console.log(rt_data);
     return rt_data;
 }

src/decrypt/kgm.ts

@@ -8,6 +8,7 @@ import {
 } from "@/decrypt/utils.ts";
 import {parseBlob as metaParseBlob} from "music-metadata-browser";
 import {DecryptResult} from "@/decrypt/entity";
+import config from "@/../package.json"
 
 const VprHeader = [
     0x05, 0x28, 0xBC, 0x96, 0xE9, 0xE4, 0x5A, 0x43,
@@ -22,9 +23,6 @@ const VprMaskDiff = [
 
 
 export async function Decrypt(file: File, raw_filename: string, raw_ext: string): Promise<DecryptResult> {
-    if (window?.location?.protocol === "file:") {
-        throw Error("请使用 <a target='_blank' href='https://github.com/unlock-music/cli'>CLI版本</a> 进行解锁")
-    }
 
     const oriData = new Uint8Array(await GetArrayBuffer(file));
     if (raw_ext === "vpr") {
@@ -84,8 +82,16 @@ function GetMask(pos: number) {
 let MaskV2: Uint8Array = new Uint8Array(0);
 
 async function LoadMaskV2(): Promise<boolean> {
+    let mask_url = `https://cdn.jsdelivr.net/gh/unlock-music/unlock-music@${config.version}/public/static/kgm.mask`
+    if (["http:", "https:"].some(v => v == self.location.protocol)) {
+        if (!!self.document) {// using Web Worker
+            mask_url = "./static/kgm.mask"
+        } else {// using Main thread
+            mask_url = "../static/kgm.mask"
+        }
+    }
     try {
-        const resp = await fetch("./static/kgm.mask", {method: "GET"})
+        const resp = await fetch(mask_url, {method: "GET"})
         MaskV2 = new Uint8Array(await resp.arrayBuffer());
         return true
     } catch (e) {

src/decrypt/ncm.ts

@@ -11,11 +11,18 @@ import {
 import {parseBlob as metaParseBlob} from "music-metadata-browser";
 import jimp from 'jimp';
 
-import CryptoJS from "crypto-js";
+import AES from "crypto-js/aes";
+import PKCS7 from "crypto-js/pad-pkcs7";
+import ModeECB from "crypto-js/mode-ecb";
+import WordArray from "crypto-js/lib-typedarrays";
+import Base64 from "crypto-js/enc-base64";
+import EncUTF8 from "crypto-js/enc-utf8";
+import EncHex from "crypto-js/enc-hex";
+
 import {DecryptResult} from "@/decrypt/entity";
 
-const CORE_KEY = CryptoJS.enc.Hex.parse("687a4852416d736f356b496e62617857");
+const CORE_KEY = EncHex.parse("687a4852416d736f356b496e62617857");
-const META_KEY = CryptoJS.enc.Hex.parse("2331346C6A6B5F215C5D2630553C2728");
+const META_KEY = EncHex.parse("2331346C6A6B5F215C5D2630553C2728");
 const MagicHeader = [0x43, 0x54, 0x45, 0x4E, 0x46, 0x44, 0x41, 0x4D];
 
 
@@ -67,11 +74,11 @@ class NcmDecrypt {
             .map(uint8 => uint8 ^ 0x64);
         this.offset += keyLen;
 
-        const plainText = CryptoJS.AES.decrypt(
+        const plainText = AES.decrypt(
             // @ts-ignore
-            {ciphertext: CryptoJS.lib.WordArray.create(cipherText)},
+            {ciphertext: WordArray.create(cipherText)},
             CORE_KEY,
-            {mode: CryptoJS.mode.ECB, padding: CryptoJS.pad.Pkcs7}
+            {mode: ModeECB, padding: PKCS7}
         );
 
         const result = new Uint8Array(plainText.sigBytes);
@@ -115,17 +122,18 @@ class NcmDecrypt {
             .map(data => data ^ 0x63);
         this.offset += metaDataLen;
 
-        const plainText = CryptoJS.AES.decrypt(
+        WordArray.create()
-            //@ts-ignore
+        const plainText = AES.decrypt(
+            // @ts-ignore
             {
-                ciphertext: CryptoJS.enc.Base64.parse(
+                ciphertext: Base64.parse(
-                    //@ts-ignore
+                    // @ts-ignore
-                    CryptoJS.lib.WordArray.create(cipherText.slice(22)).toString(CryptoJS.enc.Utf8)
+                    WordArray.create(cipherText.slice(22)).toString(EncUTF8)
                 )
             },
             META_KEY,
-            {mode: CryptoJS.mode.ECB, padding: CryptoJS.pad.Pkcs7}
+            {mode: ModeECB, padding: PKCS7}
-        ).toString(CryptoJS.enc.Utf8);
+        ).toString(EncUTF8);
 
         const labelIndex = plainText.indexOf(":");
         let result: NcmMusicMeta;

src/decrypt/ncmcache.ts

@@ -0,0 +1,29 @@
+import {AudioMimeType, GetArrayBuffer, GetCoverFromFile, GetMetaFromFile, SniffAudioExt} from "@/decrypt/utils.ts";
+
+import {DecryptResult} from "@/decrypt/entity";
+
+import {parseBlob as metaParseBlob} from "music-metadata-browser";
+
+export async function Decrypt(file: Blob, raw_filename: string, raw_ext: string)
+    : Promise<DecryptResult> {
+    const buffer = new Uint8Array(await GetArrayBuffer(file));
+    let length = buffer.length
+    for (let i = 0; i < length; i++) {
+        buffer[i] ^= 163
+    }
+    const ext = SniffAudioExt(buffer, raw_ext);
+    if (ext !== raw_ext) file = new Blob([buffer], {type: AudioMimeType[ext]})
+    const tag = await metaParseBlob(file);
+    const {title, artist} = GetMetaFromFile(raw_filename, tag.common.title, tag.common.artist)
+
+    return {
+        title,
+        artist,
+        ext,
+        album: tag.common.album,
+        picture: GetCoverFromFile(tag),
+        file: URL.createObjectURL(file),
+        blob: file,
+        mime: AudioMimeType[ext]
+    }
+}

src/decrypt/qmc.ts

@@ -22,9 +22,11 @@ interface Handler {
     handler(data?: Uint8Array): QmcMask | undefined
 }
 
-const HandlerMap: { [key: string]: Handler } = {
+export const HandlerMap: { [key: string]: Handler } = {
     "mgg": {handler: QmcMaskDetectMgg, ext: "ogg", detect: true},
     "mflac": {handler: QmcMaskDetectMflac, ext: "flac", detect: true},
+    "mgg.cache": {handler: QmcMaskDetectMgg, ext: "ogg", detect: false},
+    "mflac.cache": {handler: QmcMaskDetectMflac, ext: "flac", detect: false},
     "qmc0": {handler: QmcMaskGetDefault, ext: "mp3", detect: false},
     "qmc2": {handler: QmcMaskGetDefault, ext: "ogg", detect: false},
     "qmc3": {handler: QmcMaskGetDefault, ext: "mp3", detect: false},
@@ -40,8 +42,8 @@ const HandlerMap: { [key: string]: Handler } = {
     "776176": {handler: QmcMaskGetDefault, ext: "wav", detect: false}
 };
 
-export async function Decrypt(file: File, raw_filename: string, raw_ext: string): Promise<DecryptResult> {
+export async function Decrypt(file: Blob, raw_filename: string, raw_ext: string): Promise<DecryptResult> {
-    if (!(raw_ext in HandlerMap)) throw "File type is incorrect!";
+    if (!(raw_ext in HandlerMap)) throw `Qmc cannot handle type: ${raw_ext}`;
     const handler = HandlerMap[raw_ext];
 
     const fileData = new Uint8Array(await GetArrayBuffer(file));
@@ -57,6 +59,7 @@ export async function Decrypt(file: File, raw_filename: string, raw_ext: string)
     } else {
         audioData = fileData;
         seed = handler.handler(audioData) as QmcMask;
+        if (!seed) throw raw_ext + "格式仅提供实验性支持";
     }
     let musicDecoded = seed.Decrypt(audioData);
 

src/decrypt/qmccache.ts

@@ -0,0 +1,51 @@
+import {
+    AudioMimeType,
+    GetArrayBuffer,
+    GetCoverFromFile,
+    GetMetaFromFile,
+    SniffAudioExt,
+    SplitFilename
+} from "@/decrypt/utils.ts";
+
+import {Decrypt as QmcDecrypt, HandlerMap} from "@/decrypt/qmc";
+
+import {DecryptResult} from "@/decrypt/entity";
+
+import {parseBlob as metaParseBlob} from "music-metadata-browser";
+
+export async function Decrypt(file: Blob, raw_filename: string, _: string)
+    : Promise<DecryptResult> {
+    const buffer = new Uint8Array(await GetArrayBuffer(file));
+    let length = buffer.length
+    for (let i = 0; i < length; i++) {
+        buffer[i] ^= 0xf4
+        if (buffer[i] <= 0x3f) buffer[i] = buffer[i] * 4;
+        else if (buffer[i] <= 0x7f) buffer[i] = (buffer[i] - 0x40) * 4 + 1;
+        else if (buffer[i] <= 0xbf) buffer[i] = (buffer[i] - 0x80) * 4 + 2;
+        else buffer[i] = (buffer[i] - 0xc0) * 4 + 3;
+    }
+    let ext = SniffAudioExt(buffer, "");
+    const newName = SplitFilename(raw_filename)
+    let audioBlob: Blob
+    if (ext !== "" || newName.ext === "mp3") {
+        audioBlob = new Blob([buffer], {type: AudioMimeType[ext]})
+    } else if (newName.ext in HandlerMap) {
+        audioBlob = new Blob([buffer], {type: "application/octet-stream"})
+        return QmcDecrypt(audioBlob, newName.name, newName.ext);
+    } else {
+        throw "不支持的QQ音乐缓存格式"
+    }
+    const tag = await metaParseBlob(audioBlob);
+    const {title, artist} = GetMetaFromFile(raw_filename, tag.common.title, tag.common.artist)
+
+    return {
+        title,
+        artist,
+        ext,
+        album: tag.common.album,
+        picture: GetCoverFromFile(tag),
+        file: URL.createObjectURL(audioBlob),
+        blob: audioBlob,
+        mime: AudioMimeType[ext]
+    }
+}

src/decrypt/utils.ts

@@ -12,13 +12,16 @@ export const WMA_HEADER = [
 ]
 export const WAV_HEADER = [0x52, 0x49, 0x46, 0x46]
 export const AAC_HEADER = [0xFF, 0xF1]
+export const DFF_HEADER = [0x46, 0x52, 0x4D, 0x38]
+
 export const AudioMimeType: { [key: string]: string } = {
     mp3: "audio/mpeg",
     flac: "audio/flac",
     m4a: "audio/mp4",
     ogg: "audio/ogg",
     wma: "audio/x-ms-wma",
-    wav: "audio/x-wav"
+    wav: "audio/x-wav",
+    dff: "audio/x-dff"
 };
 
 
@@ -39,6 +42,7 @@ export function SniffAudioExt(data: Uint8Array, fallback_ext: string = "mp3"): s
     if (BytesHasPrefix(data, WAV_HEADER)) return "wav"
     if (BytesHasPrefix(data, WMA_HEADER)) return "wma"
     if (BytesHasPrefix(data, AAC_HEADER)) return "aac"
+    if (BytesHasPrefix(data, DFF_HEADER)) return "dff"
     return fallback_ext;
 }
 
@@ -156,3 +160,11 @@ export function WriteMetaToFlac(audioData: Buffer, info: IMusicMeta, original: I
     }
     return writer.save()
 }
+
+export function SplitFilename(n: string): { name: string; ext: string } {
+    const pos = n.lastIndexOf(".")
+    return {
+        ext: n.substring(pos + 1).toLowerCase(),
+        name: n.substring(0, pos)
+    }
+}

src/shims-fs.d.ts

@@ -6,6 +6,10 @@ interface FileSystemCreateWritableOptions {
     keepExistingData?: boolean
 }
 
+interface FileSystemRemoveOptions {
+    recursive?: boolean
+}
+
 interface FileSystemFileHandle {
     getFile(): Promise<File>;
 
@@ -37,13 +41,16 @@ interface FileSystemWritableFileStream extends WritableStream {
     close(): Promise<undefined> // should be implemented in WritableStream
 }
 
+
 export declare interface FileSystemDirectoryHandle {
     getFileHandle(name: string, options?: FileSystemGetFileOptions): Promise<FileSystemFileHandle>
+
+    removeEntry(name: string, options?: FileSystemRemoveOptions): Promise<undefined>
+
 }
 
 declare global {
     interface Window {
-        FileSystemDirectoryHandle
 
         showDirectoryPicker?(): Promise<FileSystemDirectoryHandle>
     }

src/utils/api.ts

@@ -1,6 +1,6 @@
 import {fromByteArray as Base64Encode} from "base64-js";
 
-export const IXAREA_API_ENDPOINT = "https://stats.ixarea.com/apis"
+export const IXAREA_API_ENDPOINT = "https://um-api.ixarea.com"
 
 export interface UpdateInfo {
     Found: boolean

src/view/Home.vue

@@ -144,9 +144,9 @@ export default {
             }
             try {
                 this.dir = await window.showDirectoryPicker()
-                window.dir = this.dir
+                const test_filename = "__unlock_music_write_test.txt"
-                window.f = await this.dir.getFileHandle("write-test.txt", {create: true})
+                await this.dir.getFileHandle(test_filename, {create: true})
-
+                await this.dir.removeEntry(test_filename)
             } catch (e) {
                 console.error(e)
             }

tsconfig.json

@@ -26,7 +26,8 @@
       "dom",
       "dom.iterable",
       "scripthost"
-    ]
+    ],
+    "resolveJsonModule": true
   },
   "include": [
     "src/**/*.ts",