Files
MusicServer/sdk/qs/lyric.ts
T
snowy-yang 0f9cff2a08 feat(qs): 汽水音乐平台接入——匿名搜索/试听、抖音扫码登录、解密流代理
- sdk/qs 平台模块(安卓参数指纹匿名搜索)+ sdk/apis/qs 取流:
  匿名 30s 试听,登录态走签名 track_v2 + spade key AES-CTR 解密
- /login/qs/qr 抖音扫码登录(授权后 sessionid 解锁完整曲目)
- /stream/qs/:id 解密流代理,/url 返回的相对地址按请求 host 补全
- 回归测试覆盖 kw 双通道(VIP 真音频/降级链)与 qs 试听;start.bat 去掉
  SOURCE_ENABLED 直启
2026-10-01 22:43:49 +08:00

47 lines
1.8 KiB
TypeScript

// 汽水音乐歌词(逐字时间轴 → LRC/YRC)
// 来源: seo_track 的 lyric.content,行格式 `[起(ms),长(ms)]<行内偏移(ms),长(ms),0>字...`
// 与网易云 yrc 同族(wy/lyric.ts 的 parseTools 处理 (a,b,c) 括号变体,这里是尖括号)
import musicInfo from './musicInfo.ts'
const lineRe = /^\[(\d+),\d+\]/
const wordRe = /<(\d+),(\d+),\d+>([^<]*)/g
const msFormat = (timeMs: number) => {
if (Number.isNaN(timeMs)) return ''
let ms = timeMs % 1000
timeMs /= 1000
const m = parseInt(String(timeMs / 60)).toString().padStart(2, '0')
timeMs %= 60
const s = parseInt(String(timeMs)).toString().padStart(2, '0')
return `[${m}:${s}.${ms}]`
}
const parseTimedLyric = (content: string) => {
const lrcLines: string[] = []
const yrcLines: string[] = []
for (const rawLine of String(content || '').split('\n')) {
const line = rawLine.trim()
const lineMatch = lineRe.exec(line)
if (!lineMatch) continue
const timeTag = msFormat(parseInt(lineMatch[1]))
if (!timeTag) continue
const words = [...line.slice(lineMatch[0].length).matchAll(wordRe)]
if (!words.length) continue
const text = words.map(word => word[3]).join('')
if (!text.trim()) continue // 间奏空行
lrcLines.push(`${timeTag}${text}`)
yrcLines.push(`${timeTag}${words.map(word => `<${word[1]},${word[2]}>${word[3]}`).join('')}`)
}
return { lyric: lrcLines.join('\n'), yrc: yrcLines.join('\n') }
}
export default (trackId: string) => {
const requestObj = musicInfo(trackId)
requestObj.promise = requestObj.promise.then(body => {
const info = parseTimedLyric(body?.lyric?.content)
if (!info.lyric) return Promise.reject(new Error('获取歌词失败'))
return { lyric: info.lyric, tlyric: '', yrc: info.yrc }
}) as any
return requestObj
}