LaoShui ba7d1a8574 feat(cloud): 支持临时文件上传功能
- 使用 crypto 模块替换 md5 模块进行文件哈希计算
- 添加对临时文件上传的支持,当存在 tempFilePath 时使用文件流处理
- 实现临时文件的 MD5 计算和元数据解析功能
- 在上传完成后自动清理临时文件
- 配置服务器端文件上传中间件启用临时文件支持
- 修改上传插件以支持临时文件读取流上传方式
- 增加文件大小获取和验证的兼容性处理
2026-02-18 16:44:19 +08:00

185 lines
4.5 KiB
JavaScript

const uploadPlugin = require('../plugins/songUpload')
const crypto = require('crypto')
const fs = require('fs')
const createOption = require('../util/option.js')
const logger = require('../util/logger.js')
let mm
module.exports = async (query, request) => {
mm = require('music-metadata')
let ext = 'mp3'
if (query.songFile.name.includes('.')) {
ext = query.songFile.name.split('.').pop()
}
query.songFile.name = Buffer.from(query.songFile.name, 'latin1').toString(
'utf-8',
)
const filename = query.songFile.name
.replace('.' + ext, '')
.replace(/\s/g, '')
.replace(/\./g, '_')
const bitrate = 999000
if (!query.songFile) {
return Promise.reject({
status: 500,
body: {
msg: '请上传音乐文件',
code: 500,
},
})
}
const useTempFile = !!query.songFile.tempFilePath
let fileSize = query.songFile.size
let fileMd5 = query.songFile.md5
if (useTempFile) {
const stats = fs.statSync(query.songFile.tempFilePath)
fileSize = stats.size
if (!fileMd5) {
fileMd5 = await new Promise((resolve, reject) => {
const hash = crypto.createHash('md5')
const stream = fs.createReadStream(query.songFile.tempFilePath)
stream.on('data', (chunk) => hash.update(chunk))
stream.on('end', () => resolve(hash.digest('hex')))
stream.on('error', reject)
})
}
} else {
if (!fileMd5) {
fileMd5 = crypto.createHash('md5').update(query.songFile.data).digest('hex')
}
fileSize = query.songFile.data.byteLength
}
query.songFile.md5 = fileMd5
query.songFile.size = fileSize
const res = await request(
`/api/cloud/upload/check`,
{
bitrate: String(bitrate),
ext: '',
length: fileSize,
md5: fileMd5,
songId: '0',
version: 1,
},
createOption(query),
)
let artist = ''
let album = ''
let songName = ''
try {
let metadata
if (useTempFile) {
metadata = await mm.parseFile(query.songFile.tempFilePath)
} else {
metadata = await mm.parseBuffer(
query.songFile.data,
query.songFile.mimetype,
)
}
const info = metadata.common
if (info.title) {
songName = info.title
}
if (info.album) {
album = info.album
}
if (info.artist) {
artist = info.artist
}
} catch (error) {
logger.info('metadata parse error:', error.message)
}
const tokenRes = await request(
`/api/nos/token/alloc`,
{
bucket: '',
ext: ext,
filename: filename,
local: false,
nos_product: 3,
type: 'audio',
md5: fileMd5,
},
createOption(query),
)
if (!tokenRes.body.result || !tokenRes.body.result.resourceId) {
logger.error('Token allocation failed:', tokenRes.body)
return Promise.reject({
status: 500,
body: {
code: 500,
msg: '获取上传token失败',
detail: tokenRes.body,
},
})
}
if (res.body.needUpload) {
logger.info('Need upload, starting upload process...')
try {
const uploadInfo = await uploadPlugin(query, request)
logger.info('Upload completed:', uploadInfo?.body?.result?.resourceId)
} catch (uploadError) {
logger.error('Upload failed:', uploadError)
return Promise.reject(uploadError)
} finally {
if (useTempFile && fs.existsSync(query.songFile.tempFilePath)) {
fs.unlinkSync(query.songFile.tempFilePath)
}
}
} else {
logger.info('File already exists, skip upload')
if (useTempFile && fs.existsSync(query.songFile.tempFilePath)) {
fs.unlinkSync(query.songFile.tempFilePath)
}
}
const res2 = await request(
`/api/upload/cloud/info/v2`,
{
md5: fileMd5,
songid: res.body.songId,
filename: query.songFile.name,
song: songName || filename,
album: album || '未知专辑',
artist: artist || '未知艺术家',
bitrate: String(bitrate),
resourceId: tokenRes.body.result.resourceId,
},
createOption(query),
)
if (res2.body.code !== 200 && res2.body.code !== 200) {
logger.error('Cloud info upload failed:', res2.body)
return Promise.reject({
status: res2.status || 500,
body: {
code: res2.body.code || 500,
msg: res2.body.msg || '上传云盘信息失败',
detail: res2.body,
},
})
}
const res3 = await request(
`/api/cloud/pub/v2`,
{
songid: res2.body.songId,
},
createOption(query),
)
return {
status: 200,
body: {
...res.body,
...res3.body,
},
cookie: res.cookie,
}
}