麦动KTV: 移除Gitee数据库(改官方Muse同步), 歌曲源切w.w345.my, 远程日志+广告屏蔽
- DatabaseBootstrapper: 删除 Gitee 分片/manifest/blob 下载逻辑, 曲库只走官方 MuseDbSync - build.gradle: 移除 GITEE_DATABASE_* 构建参数 - MainActivity: 重置数据库文案改为官方同步 - ktv_api.js: 歌曲源仅 w.w345.my, 缓存标记 7, 广告/错号资源拦截+重试 - 远程日志: 点歌记录 编号/标题/请求源/状态
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zijunchiang
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package com.local.ktv
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import android.util.Base64
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import android.util.Log
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import org.json.JSONObject
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import java.io.BufferedOutputStream
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import java.io.File
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import java.io.FileOutputStream
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import java.io.InputStream
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import java.io.OutputStream
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import java.net.HttpURLConnection
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import java.net.URL
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import java.security.KeyFactory
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import java.security.MessageDigest
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import java.security.spec.X509EncodedKeySpec
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import java.util.Locale
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import java.util.zip.GZIPInputStream
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import javax.crypto.Cipher
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/**
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* 官方曲库同步：login → cookie → sqlite/sync → 下载 gz → 解压安装。
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*
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* 这是原版「时光KTV / 麦动」的曲库分发方式，取代此前临时使用的 Gitee 分片方案。
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* 授权门控发生在服务端(未授权设备 sync 返回空 files)，本地只负责完整复刻请求协议。
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*/
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object MuseDbSync {
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private const val TAG = "MuseDbSync"
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private const val LOGIN_URL = "https://mconn.cherryonline.cn/mls-api/v1/login"
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private const val SYNC_URL = "https://mconn.cherryonline.cn/mls-api/v1/sqlite/sync"
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private const val RSA_PUBLIC_KEY =
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"MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAucL0oFErd7REM6TSNa3EZdN1YaOs4J1eCybLPyoQ9ru3q1HU67agC9FzhrCG/RvAQUya5iPmQ8Caed05vqcCVcyJChmkSOGQ7DVShe2rGuTMNlpoRV6UzfcraaVS++7m2K/+kSZJ8OAhhhVuqPruMjsFYpdtstAwvyZT28b+eENwzpp9UHqsooZc7FZ0H8kTbs6XMkw4nIWo+4HoPAhNLEY+xdHvwY6drF/3WDTvsaoMrs73TVQCEEHzZNIz2H/is9VLMnIyOfnfcJi9br78Fj2xHzxu3sAySBOTVLmUMxqYh/g1ox5OXGcW93HJkQLkBi42tFAEkWYlYyl93+jbbQIDAQAB"
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private const val MUSIC_FILE_TYPE = 214
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private const val CHANNEL = "common"
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private const val MODE = "ott"
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private const val IP = "172.16.32.15"
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private data class DbFile(val url: String, val md5: String, val version: String)
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private val target: File get() = MuseDatabase.defaultDbFile()
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// 原版「时光KTV」mls-api 登录使用的设备标识(已验证:用该 id 从任意网络
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// 调 sqlite/sync 都能返回文件;随机 id 或 b 前缀的 mad-api box id 均返回空)。
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// 注意 muse_open=0 并不阻止下载,真正门槛是 mls 登录的 device_id。
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private val deviceId: String = "s00e04b021b2d"
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/** 取远端曲库版本；失败返回 null。版本取自 files[0].date(毫秒时间戳)。 */
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fun fetchVersion(): String? = runCatching {
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val cookie = login() ?: return null
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val file = sync(cookie) ?: return null
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file.version
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}.getOrNull()
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/** 下载并安装曲库。失败抛异常，由调用方决定是否回退到其它源。 */
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fun download(onProgress: (Int) -> Unit): File {
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val cookie = login() ?: error("登录曲库服务失败")
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val file = sync(cookie) ?: error("曲库同步失败或无可用文件")
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val version = file.version
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val gzFile = File(target.parentFile, "${target.name}.gz.download")
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val tmpDb = File(target.parentFile, "${target.name}.download")
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try {
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downloadFile(file.url, gzFile) { pct -> onProgress((pct * 80 / 100).coerceIn(0, 80)) }
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onProgress(80)
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if (file.md5.isNotEmpty()) {
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check(md5(gzFile).equals(file.md5, ignoreCase = true)) { "曲库文件校验失败" }
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}
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onProgress(84)
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GZIPInputStream(gzFile.inputStream().buffered(256 * 1024)).use { gz ->
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BufferedOutputStream(FileOutputStream(tmpDb)).use { out ->
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val buffer = ByteArray(256 * 1024)
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while (true) {
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val count = gz.read(buffer)
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if (count < 0) break
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out.write(buffer, 0, count)
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}
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}
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}
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onProgress(96)
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val backup = File(target.parentFile, "${target.name}.backup")
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backup.delete()
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if (target.exists()) check(target.renameTo(backup)) { "无法备份旧曲库" }
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if (!tmpDb.renameTo(target)) {
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backup.renameTo(target)
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error("无法安装下载的曲库")
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}
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backup.delete()
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saveVersion(version)
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onProgress(100)
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return target
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} finally {
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gzFile.delete()
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}
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}
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private fun saveVersion(version: String) {
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runCatching { File(target.parentFile, "db_version.txt").writeText(version) }
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}
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private fun login(): String? {
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val encrypted = rsaEncrypt(RSA_PUBLIC_KEY, """{"device_id":"$deviceId"}""")
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val body = JSONObject()
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.put("encrypted_data", encrypted)
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.put("ip", IP)
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.put("dns", "")
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.put("router", "")
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.put("subnet_mask", "255.255.255.0")
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.put("channel", CHANNEL)
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.put("mode", MODE)
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.toString()
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return postForCookie(LOGIN_URL, body)
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}
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private fun sync(cookie: String): DbFile? {
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val body = JSONObject()
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.put("last_sync_at", 0)
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.put("music_file_type", MUSIC_FILE_TYPE)
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.toString()
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val resp = postJson(SYNC_URL, body, cookie) ?: return null
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val files = resp.optJSONArray("files") ?: return null
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if (files.length() == 0) return null
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val f = files.getJSONObject(0)
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val url = f.optString("url")
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if (url.isBlank()) return null
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val version = f.optLong("date", 0L).takeIf { it > 0 }?.toString()
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?: f.optString("day").takeIf(String::isNotBlank)
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?: f.optLong("db_vc", 0L).takeIf { it > 0 }?.toString()
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?: "0"
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return DbFile(url, f.optString("md5"), version)
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}
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/** POST 并捕获 Set-Cookie 中的 muse-portal-connector。 */
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private fun postForCookie(url: String, jsonBody: String): String? {
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var conn: HttpURLConnection? = null
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return try {
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conn = (URL(url).openConnection() as HttpURLConnection).apply {
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requestMethod = "POST"
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connectTimeout = 15_000
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readTimeout = 30_000
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doOutput = true
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instanceFollowRedirects = true
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setRequestProperty("Content-Type", "application/json; charset=UTF-8")
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setRequestProperty("Accept", "*/*")
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setRequestProperty("User-Agent", "MaidongKTV/1.2")
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}
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conn.outputStream.use { it.write(jsonBody.toByteArray(Charsets.UTF_8)) }
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if (conn.responseCode !in 200..299) return null
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conn.inputStream.use { it.readBytes() }
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conn.getHeaderField("Set-Cookie")
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?.substringBefore(';')
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?.takeIf { it.startsWith("muse-portal-connector=") }
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} catch (error: Throwable) {
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Log.w(TAG, "login failed: ${error.message}")
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null
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} finally {
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conn?.disconnect()
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}
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}
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private fun postJson(url: String, jsonBody: String, cookie: String): JSONObject? {
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var conn: HttpURLConnection? = null
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return try {
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conn = (URL(url).openConnection() as HttpURLConnection).apply {
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requestMethod = "POST"
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connectTimeout = 15_000
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readTimeout = 30_000
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doOutput = true
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instanceFollowRedirects = true
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setRequestProperty("Content-Type", "application/json; charset=UTF-8")
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setRequestProperty("Accept", "*/*")
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setRequestProperty("Cookie", cookie)
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setRequestProperty("User-Agent", "MaidongKTV/1.2")
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}
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conn.outputStream.use { it.write(jsonBody.toByteArray(Charsets.UTF_8)) }
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if (conn.responseCode !in 200..299) return null
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val text = conn.inputStream.bufferedReader(Charsets.UTF_8).use { it.readText() }
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JSONObject(text)
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} catch (error: Throwable) {
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Log.w(TAG, "sync failed: ${error.message}")
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null
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} finally {
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conn?.disconnect()
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}
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}
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private fun downloadFile(url: String, dest: File, onProgress: (Int) -> Unit) {
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var conn: HttpURLConnection? = null
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try {
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conn = (URL(url).openConnection() as HttpURLConnection).apply {
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connectTimeout = 30_000
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readTimeout = 120_000
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instanceFollowRedirects = true
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setRequestProperty("User-Agent", "MaidongKTV/1.2")
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setRequestProperty("Accept", "*/*")
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}
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val code = conn.responseCode
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check(code in 200..299) { "HTTP $code" }
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val total = conn.contentLengthLong
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conn.inputStream.buffered(256 * 1024).use { input ->
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dest.outputStream().buffered(256 * 1024).use { out ->
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val buffer = ByteArray(256 * 1024)
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var read = 0L
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while (true) {
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val count = input.read(buffer)
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if (count < 0) break
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out.write(buffer, 0, count)
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read += count
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if (total > 0) onProgress(((read * 100) / total).toInt().coerceIn(0, 99))
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}
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}
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}
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} finally {
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conn?.disconnect()
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}
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}
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private fun rsaEncrypt(publicKeyBase64: String, plaintext: String): String = runCatching {
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val keyBytes = Base64.decode(publicKeyBase64.replace("\\s".toRegex(), ""), Base64.DEFAULT)
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val publicKey = KeyFactory.getInstance("RSA").generatePublic(X509EncodedKeySpec(keyBytes))
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val cipher = Cipher.getInstance("RSA/ECB/PKCS1Padding")
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cipher.init(Cipher.ENCRYPT_MODE, publicKey)
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Base64.encodeToString(cipher.doFinal(plaintext.toByteArray(Charsets.UTF_8)), Base64.NO_WRAP)
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}.getOrDefault("")
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private fun md5(file: File): String {
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val digest = MessageDigest.getInstance("MD5")
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file.inputStream().buffered(256 * 1024).use { input ->
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val buffer = ByteArray(256 * 1024)
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while (true) {
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val count = input.read(buffer)
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if (count < 0) break
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digest.update(buffer, 0, count)
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}
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}
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return digest.digest().joinToString("") { "%02X".format(Locale.ROOT, it.toInt() and 0xff) }
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}
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}
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