Jixun
4 years ago
committed by
MengYX
MengYX
13 changed files with 207 additions and 16 deletions
@ -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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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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