feat: add basic joox support
(cherry picked from commit 699333ca06526d747a7eb4a188e896de81e9f014)remotes/origin/HEAD
鲁树人
3 years ago
parent
9add76c060
commit
1e7116a3a9
@ -0,0 +1,53 @@
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<template>
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<el-dialog fullscreen @close="cancel()" title="解密设定" :visible="show" width="30%" center>
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<el-form ref="form" :model="form" label-width="80px">
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<el-form-item label="Joox UUID">
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<el-input type="text" placeholder="UUID" v-model="form.jooxUUID" clearable maxlength="32" show-word-limit>
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</el-input>
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</el-form-item>
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</el-form>
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<span slot="footer" class="dialog-footer">
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<el-button type="primary" :loading="saving" @click="emitConfirm()">确 定</el-button>
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</span>
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</el-dialog>
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</template>
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<script>
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import storage from '../utils/storage';
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export default {
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components: {},
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props: {
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show: { type: Boolean, required: true },
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},
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data() {
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return {
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saving: false,
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form: {
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jooxUUID: '',
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},
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centerDialogVisible: false,
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};
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},
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async mounted() {
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await this.resetForm();
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},
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methods: {
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async resetForm() {
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this.form.jooxUUID = await storage.loadJooxUUID();
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},
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async cancel() {
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await this.resetForm();
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this.$emit('done');
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},
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async emitConfirm() {
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this.saving = true;
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await storage.saveJooxUUID(this.form.jooxUUID);
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this.saving = false;
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this.$emit('done');
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},
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},
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};
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</script>
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@ -0,0 +1,34 @@
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import { DecryptResult } from './entity';
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import { AudioMimeType, GetArrayBuffer, SniffAudioExt } from './utils';
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import jooxFactory from '@unlock-music-gh/joox-crypto';
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import storage from '@/utils/storage';
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import { MergeUint8Array } from '@/utils/MergeUint8Array';
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export async function Decrypt(file: Blob, raw_filename: string, raw_ext: string): Promise<DecryptResult> {
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const uuid = await storage.loadJooxUUID('');
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if (!uuid || uuid.length !== 32) {
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throw new Error('请在“解密设定”填写应用 Joox 应用的 UUID。');
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}
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const fileBuffer = new Uint8Array(await GetArrayBuffer(file));
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const decryptor = jooxFactory(fileBuffer, uuid);
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if (!decryptor) {
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throw new Error('不支持的 joox 加密格式');
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}
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const musicDecoded = MergeUint8Array(decryptor.decryptFile(fileBuffer));
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const ext = SniffAudioExt(musicDecoded);
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const mime = AudioMimeType[ext];
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const musicBlob = new Blob([musicDecoded], { type: mime });
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return {
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title: raw_filename.replace(/\.[^\.]+$/, ''),
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artist: '未知',
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album: '未知',
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file: URL.createObjectURL(musicBlob),
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blob: musicBlob,
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mime: mime,
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ext: ext,
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};
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}
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@ -0,0 +1,15 @@
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export function MergeUint8Array(array: Uint8Array[]): Uint8Array {
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let length = 0;
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array.forEach((item) => {
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length += item.length;
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});
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let mergedArray = new Uint8Array(length);
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let offset = 0;
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array.forEach((item) => {
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mergedArray.set(item, offset);
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offset += item.length;
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});
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return mergedArray;
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}
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@ -0,0 +1,7 @@
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import BaseStorage from './storage/BaseStorage';
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import BrowserNativeStorage from './storage/BrowserNativeStorage';
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import ChromeExtensionStorage from './storage/ChromeExtensionStorage';
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const storage: BaseStorage = ChromeExtensionStorage.works ? new ChromeExtensionStorage() : new BrowserNativeStorage();
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export default storage;
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@ -0,0 +1,14 @@
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const KEY_JOOX_UUID = 'joox.uuid';
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export default abstract class BaseStorage {
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protected abstract save<T>(name: string, value: T): Promise<void>;
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protected abstract load<T>(name: string, defaultValue: T): Promise<T>;
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public saveJooxUUID(uuid: string): Promise<void> {
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return this.save(KEY_JOOX_UUID, uuid);
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}
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public loadJooxUUID(defaultValue: string = ''): Promise<string> {
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return this.load(KEY_JOOX_UUID, defaultValue);
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}
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}
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@ -0,0 +1,15 @@
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import BaseStorage from './BaseStorage';
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export default class BrowserNativeStorage extends BaseStorage {
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protected async load<T>(name: string, defaultValue: T): Promise<T> {
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const result = localStorage.getItem(name);
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if (result === null) {
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return defaultValue;
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}
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return JSON.parse(result);
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}
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protected async save<T>(name: string, value: T): Promise<void> {
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localStorage.setItem(name, JSON.stringify(value));
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}
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}
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@ -0,0 +1,21 @@
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import BaseStorage from './BaseStorage';
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declare var chrome: any;
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export default class ChromeExtensionStorage extends BaseStorage {
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static get works(): boolean {
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return Boolean(chrome?.storage?.local?.set);
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}
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protected async load<T>(name: string, defaultValue: T): Promise<T> {
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const result = await chrome.storage.local.get({ [name]: defaultValue });
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if (Object.prototype.hasOwnProperty.call(result, name)) {
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return result[name];
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}
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return defaultValue;
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}
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protected async save<T>(name: string, value: T): Promise<void> {
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return chrome.storage.local.set({ [name]: value });
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}
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}
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