maipulse: 脱敏存档

- Python 后端 + 单页前端 + Android(Chaquopy) 壳
- 曲库 1343 首 / 称号 2800 个
- 机台身份与店铺信息已抹除，字段留空
- 打包脚本含 16KB 页对齐与自动脱敏

android/app/build.gradle

@@ -0,0 +1,65 @@
+plugins {
+    id 'com.android.application'
+    id 'com.chaquo.python'
+}
+
+android {
+    namespace 'com.maipulse.app'
+    compileSdk 34
+
+    defaultConfig {
+        applicationId "com.maipulse.app"
+        minSdk 24
+        targetSdk 34
+        versionCode 1
+        versionName "1.0"
+
+        ndk {
+            abiFilters "arm64-v8a"
+        }
+
+        // Chaquopy 16 的 DSL 挂在 android.defaultConfig 下面
+        python {
+            buildPython "C:/Users/20558/AppData/Local/Programs/Python/Python38/python.exe"
+            pip {
+                install "flask"
+                install "requests"
+                install "pycryptodome"
+            }
+        }
+    }
+
+    // 固定 keystore：AGP 默认会在 $HOME/.android 下自动生成一个，
+    // 而 zipalign 之后我们要用 apksigner 重签。两边不是同一个 key 的话，
+    // 出来的包签名不一样，用户必须卸载才能覆盖安装。
+    signingConfigs {
+        debug {
+            storeFile file("../maipulse-debug.keystore")
+            storePassword "android"
+            keyAlias "androiddebugkey"
+            keyPassword "android"
+        }
+    }
+
+    buildTypes {
+        debug {
+            signingConfig signingConfigs.debug
+        }
+        release {
+            minifyEnabled false
+        }
+    }
+
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_17
+        targetCompatibility JavaVersion.VERSION_17
+    }
+
+    androidResources {
+        noCompress 'json', 'png'
+    }
+}
+
+dependencies {
+    implementation 'androidx.core:core:1.12.0'
+}

android/app/src/main/AndroidManifest.xml

@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.REQUEST_INSTALL_PACKAGES" />
+
+    <application
+        android:allowBackup="true"
+        android:label="maipulse"
+        android:icon="@mipmap/ic_launcher"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:usesCleartextTraffic="true"
+        android:hardwareAccelerated="true"
+        android:theme="@style/AppTheme">
+
+        <activity
+            android:name=".MainActivity"
+            android:exported="true"
+            android:configChanges="orientation|screenSize|keyboardHidden"
+            android:windowSoftInputMode="adjustResize">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+
+        <provider
+            android:name="androidx.core.content.FileProvider"
+            android:authorities="${applicationId}.fileprovider"
+            android:exported="false"
+            android:grantUriPermissions="true">
+            <meta-data
+                android:name="android.support.FILE_PROVIDER_PATHS"
+                android:resource="@xml/provider_paths" />
+        </provider>
+    </application>
+</manifest>

android/app/src/main/java/com/maipulse/app/MainActivity.java

@@ -0,0 +1,397 @@
+package com.maipulse.app;
+
+import android.annotation.SuppressLint;
+import android.app.Activity;
+import android.app.DownloadManager;
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.content.pm.PackageManager;
+import android.content.res.AssetManager;
+import android.graphics.Color;
+import android.net.Uri;
+import android.os.Build;
+import android.os.Bundle;
+import android.os.Environment;
+import android.provider.Settings;
+import android.util.Log;
+import android.view.KeyEvent;
+import android.view.View;
+import android.webkit.JavascriptInterface;
+import android.webkit.ValueCallback;
+import android.webkit.WebSettings;
+import android.webkit.WebView;
+import android.webkit.WebChromeClient;
+import android.webkit.WebViewClient;
+import android.widget.FrameLayout;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import androidx.core.content.FileProvider;
+
+import com.chaquo.python.Python;
+import com.chaquo.python.android.AndroidPlatform;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.net.InetSocketAddress;
+import java.net.Socket;
+
+/**
+ * maipulse 的 Android 外壳。
+ *
+ * 流程：复制 assets/app -> filesDir/app（assets 只读，Flask 要写 logs 与缓存），
+ * 起 Chaquopy 跑 Flask 绑 127.0.0.1:8787，端口通了再把 WebView 指过去。
+ *
+ * 额外给了网页一个 Maipulse.installApk(url)：走系统 DownloadManager 下 APK，
+ * 下完弹安装器，这样更新不用让用户自己去找文件。
+ */
+public class MainActivity extends Activity {
+
+    private static final String TAG = "maipulse";
+    private static final int PORT = 8787;
+
+    private WebView web;
+    private TextView tip;
+    private static final int REQ_PICK_FILE = 1001;
+    private ValueCallback<Uri[]> filePathCallback;
+    private long pendingDownloadId = -1;
+    private BroadcastReceiver downloadReceiver;
+
+    @SuppressLint("SetJavaScriptEnabled")
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        FrameLayout root = new FrameLayout(this);
+        root.setBackgroundColor(Color.parseColor("#EEF2F9"));
+
+        web = new WebView(this);
+        web.setBackgroundColor(Color.parseColor("#EEF2F9"));
+        WebSettings s = web.getSettings();
+        s.setJavaScriptEnabled(true);
+        s.setDomStorageEnabled(true);
+        s.setAllowFileAccess(true);
+        s.setDatabaseEnabled(true);
+        s.setMediaPlaybackRequiresUserGesture(false);
+        s.setMixedContentMode(WebSettings.MIXED_CONTENT_ALWAYS_ALLOW);
+        s.setCacheMode(WebSettings.LOAD_DEFAULT);
+        // 禁掉双指缩放与双击放大（网页里能放大就是这里没设）
+        s.setSupportZoom(false);
+        s.setBuiltInZoomControls(false);
+        s.setDisplayZoomControls(false);
+        s.setTextZoom(100);
+        // 长按不再弹出「复制/分享」这类浏览器菜单
+        web.setLongClickable(false);
+        web.setHapticFeedbackEnabled(false);
+        web.setWebViewClient(new WebViewClient());
+
+        // 网页里的 <input type=file> 走 WebChromeClient.onShowFileChooser，挂在
+        // WebViewClient 上编译不过，必须单独设一个 chrome client。
+        web.setWebChromeClient(new WebChromeClient() {
+            @Override
+            public boolean onShowFileChooser(WebView view, ValueCallback<Uri[]> callback,
+                                             FileChooserParams params) {
+                if (filePathCallback != null) filePathCallback.onReceiveValue(null);
+                filePathCallback = callback;
+                try {
+                    Intent i = params.createIntent();
+                    i.addCategory(Intent.CATEGORY_OPENABLE);
+                    startActivityForResult(i, REQ_PICK_FILE);
+                    return true;
+                } catch (Exception e) {
+                    filePathCallback = null;
+                    return false;
+                }
+            }
+        });
+        web.addJavascriptInterface(new Bridge(), "Maipulse");
+
+        tip = new TextView(this);
+        tip.setText("正在启动服务…");
+        tip.setTextColor(Color.parseColor("#5A6A82"));
+        tip.setTextSize(15);
+        tip.setPadding(48, 48, 48, 48);
+
+        root.addView(web, new FrameLayout.LayoutParams(-1, -1));
+        root.addView(tip, new FrameLayout.LayoutParams(-1, -1));
+        setContentView(root);
+
+        registerDownloadReceiver();
+        new Thread(this::bootPython, "maipulse-boot").start();
+        new Thread(this::waitAndLoad, "maipulse-wait").start();
+    }
+
+    /* ---------------- 网页可调的接口 ---------------- */
+
+    public class Bridge {
+        /** 下载并安装新版本。url 由网页的更新源给。 */
+        @JavascriptInterface
+        public void installApk(String url) {
+            runOnUiThread(() -> startDownload(url));
+        }
+
+        /** 当前 App 版本号，网页可以拿来显示。 */
+        @JavascriptInterface
+        public String appVersion() {
+            try {
+                return getPackageManager().getPackageInfo(getPackageName(), 0).versionName;
+            } catch (Exception e) {
+                return "1.0";
+            }
+        }
+    }
+
+    private void startDownload(String url) {
+        if (url == null || !url.startsWith("http")) {
+            Toast.makeText(this, "更新地址不对", Toast.LENGTH_SHORT).show();
+            return;
+        }
+        try {
+            File dir = getExternalFilesDir(Environment.DIRECTORY_DOWNLOADS);
+            if (dir != null) {
+                for (File f : dir.listFiles()) {
+                    if (f.getName().endsWith(".apk")) f.delete();
+                }
+            }
+            DownloadManager.Request req = new DownloadManager.Request(Uri.parse(url));
+            req.setTitle("maipulse 新版本");
+            req.setDescription("下载完成后会弹安装");
+            req.setNotificationVisibility(DownloadManager.Request.VISIBILITY_VISIBLE_NOTIFY_COMPLETED);
+            req.setDestinationInExternalFilesDir(this, Environment.DIRECTORY_DOWNLOADS, "maipulse-update.apk");
+            req.setMimeType("application/vnd.android.package-archive");
+            DownloadManager dm = (DownloadManager) getSystemService(Context.DOWNLOAD_SERVICE);
+            pendingDownloadId = dm.enqueue(req);
+            Toast.makeText(this, "开始下载，完成后会弹安装", Toast.LENGTH_LONG).show();
+        } catch (Exception e) {
+            Log.e(TAG, "download failed", e);
+            Toast.makeText(this, "下载失败：" + e.getMessage(), Toast.LENGTH_LONG).show();
+        }
+    }
+
+    private void registerDownloadReceiver() {
+        downloadReceiver = new BroadcastReceiver() {
+            @Override
+            public void onReceive(Context ctx, Intent intent) {
+                if (!DownloadManager.ACTION_DOWNLOAD_COMPLETE.equals(intent.getAction())) return;
+                long id = intent.getLongExtra(DownloadManager.EXTRA_DOWNLOAD_ID, -1);
+                if (id != pendingDownloadId) return;
+                File dir = getExternalFilesDir(Environment.DIRECTORY_DOWNLOADS);
+                if (dir == null) return;
+                File apk = new File(dir, "maipulse-update.apk");
+                if (apk.exists()) installApkFile(apk);
+            }
+        };
+        IntentFilter filter = new IntentFilter(DownloadManager.ACTION_DOWNLOAD_COMPLETE);
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+            registerReceiver(downloadReceiver, filter, Context.RECEIVER_EXPORTED);
+        } else {
+            registerReceiver(downloadReceiver, filter);
+        }
+    }
+
+    private void installApkFile(File apk) {
+        try {
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O
+                    && !getPackageManager().canRequestPackageInstalls()) {
+                // 没有「安装未知应用」权限，跳设置页让用户开
+                Intent s = new Intent(Settings.ACTION_MANAGE_UNKNOWN_APP_SOURCES,
+                        Uri.parse("package:" + getPackageName()));
+                startActivity(s);
+                Toast.makeText(this, "允许安装后回到 App 再点一次更新", Toast.LENGTH_LONG).show();
+                return;
+            }
+            Uri uri = FileProvider.getUriForFile(this, getPackageName() + ".fileprovider", apk);
+            Intent i = new Intent(Intent.ACTION_VIEW);
+            i.setDataAndType(uri, "application/vnd.android.package-archive");
+            i.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_ACTIVITY_NEW_TASK);
+            startActivity(i);
+        } catch (Exception e) {
+            Log.e(TAG, "install failed", e);
+            Toast.makeText(this, "拉起安装器失败：" + e.getMessage(), Toast.LENGTH_LONG).show();
+        }
+    }
+
+    /* ---------------- Python 启动 ---------------- */
+
+    private void bootPython() {
+        try {
+            File files = getFilesDir();
+            File appDir = new File(files, "app");
+            File stamp = new File(files, "asset.rev");
+            // 内置资源版本号：打包时由 build_apk.ps1 写进 assets/app/asset.rev，
+            // 每次打包都会变，所以数据更新后一定能触发重建（手写常量太容易忘）。
+            String want = "";
+            try (InputStream in = getAssets().open("app/asset.rev")) {
+                byte[] b = new byte[128];
+                int n = in.read(b);
+                if (n > 0) want = new String(b, 0, n, "UTF-8").trim();
+            } catch (Exception ignored) {
+            }
+            String have = "";
+            try {
+                if (stamp.exists()) {
+                    byte[] b = new byte[(int) stamp.length()];
+                    try (InputStream in = new FileInputStream(stamp)) {
+                        int n = in.read(b);
+                        if (n > 0) have = new String(b, 0, n, "UTF-8").trim();
+                    }
+                }
+            } catch (Exception ignored) {
+            }
+            boolean broken = !appDir.exists()
+                    || !new File(appDir, "app.py").exists()
+                    || !new File(appDir, "data/master.json").exists();
+            if (broken || want.isEmpty() || !want.equals(have)) {
+                tip("正在释放内置资源");
+                // 用户导入的机台配置要保住，其余整目录重建（否则旧资源永远不更新）
+                byte[] conf = null;
+                File confFile = new File(new File(appDir, "astral"), "config.py");
+                if (confFile.exists() && confFile.length() > 0) {
+                    conf = new byte[(int) confFile.length()];
+                    try (InputStream in = new FileInputStream(confFile)) {
+                        int n = in.read(conf);
+                        if (n <= 0) conf = null;
+                    }
+                }
+                deleteTree(appDir);
+                copyAssetDir("app", appDir);
+                if (conf != null) {
+                    File cf = new File(new File(appDir, "astral"), "config.py");
+                    File parent = cf.getParentFile();
+                    if (parent != null && !parent.exists()) parent.mkdirs();
+                    try (OutputStream out = new FileOutputStream(cf)) {
+                        out.write(conf);
+                    }
+                }
+                try (OutputStream out = new FileOutputStream(stamp)) {
+                    out.write(want.getBytes("UTF-8"));
+                }
+            }
+            tip("正在加载 Python 运行时…");
+            if (!Python.isStarted()) {
+                Python.start(new AndroidPlatform(this));
+            }
+            tip("正在启动本地服务…");
+            Python.getInstance().getModule("android_boot").callAttr("boot", files.getAbsolutePath());
+        } catch (Throwable t) {
+            Log.e(TAG, "boot failed", t);
+            tip("启动失败：" + t);
+        }
+    }
+
+    private void tip(final String text) {
+        runOnUiThread(() -> tip.setText(text));
+    }
+
+    private void deleteTree(File f) {
+        if (f == null || !f.exists()) return;
+        if (f.isDirectory()) {
+            File[] kids = f.listFiles();
+            if (kids != null) {
+                for (File k : kids) deleteTree(k);
+            }
+        }
+        f.delete();
+    }
+
+    private void copyAssetDir(String src, File dst) throws IOException {
+        AssetManager am = getAssets();
+        String[] list = am.list(src);
+        if (list == null || list.length == 0) {
+            copyAssetFile(src, dst);
+            return;
+        }
+        if (!dst.exists() && !dst.mkdirs()) {
+            throw new IOException("mkdirs failed: " + dst);
+        }
+        for (String name : list) {
+            copyAssetDir(src + "/" + name, new File(dst, name));
+        }
+    }
+
+    private void copyAssetFile(String src, File dst) throws IOException {
+        // 不跳过已存在文件：整目录重建后旧的残留必须被覆盖
+        File parent = dst.getParentFile();
+        if (parent != null && !parent.exists() && !parent.mkdirs()) {
+            throw new IOException("mkdirs failed: " + parent);
+        }
+        try (InputStream in = getAssets().open(src);
+             OutputStream out = new FileOutputStream(dst)) {
+            byte[] buf = new byte[64 * 1024];
+            int n;
+            while ((n = in.read(buf)) > 0) out.write(buf, 0, n);
+        }
+    }
+
+    private void waitAndLoad() {
+        for (int i = 0; i < 200; i++) {
+            try (Socket sock = new Socket()) {
+                sock.connect(new InetSocketAddress("127.0.0.1", PORT), 300);
+                runOnUiThread(() -> {
+                    tip.setVisibility(View.GONE);
+                    web.loadUrl("http://127.0.0.1:" + PORT + "/");
+                });
+                return;
+            } catch (IOException ignored) {
+                try {
+                    Thread.sleep(200);
+                } catch (InterruptedException e) {
+                    return;
+                }
+            }
+        }
+        tip("服务没有起来，看看日志");
+    }
+
+    @Override
+    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+        if (requestCode == REQ_PICK_FILE) {
+            Uri[] result = null;
+            if (resultCode == RESULT_OK && data != null) {
+                if (data.getDataString() != null) {
+                    result = new Uri[]{Uri.parse(data.getDataString())};
+                } else if (data.getClipData() != null) {
+                    int n = data.getClipData().getItemCount();
+                    result = new Uri[n];
+                    for (int i = 0; i < n; i++) {
+                        result[i] = data.getClipData().getItemAt(i).getUri();
+                    }
+                }
+            }
+            if (filePathCallback != null) {
+                filePathCallback.onReceiveValue(result);
+                filePathCallback = null;
+            }
+            return;
+        }
+        super.onActivityResult(requestCode, resultCode, data);
+    }
+
+    @Override
+    public boolean onKeyDown(int keyCode, KeyEvent event) {
+        if (keyCode == KeyEvent.KEYCODE_BACK && web != null && web.canGoBack()) {
+            web.goBack();
+            return true;
+        }
+        return super.onKeyDown(keyCode, event);
+    }
+
+    @Override
+    protected void onDestroy() {
+        try {
+            if (downloadReceiver != null) unregisterReceiver(downloadReceiver);
+        } catch (Exception ignored) {
+        }
+        if (web != null) {
+            web.destroy();
+            web = null;
+        }
+        super.onDestroy();
+    }
+}

android/app/src/main/python/android_boot.py

@@ -0,0 +1,28 @@
+# -*- coding: utf-8 -*-
+"""Android 启动器：把 filesDir/app 挂进 sys.path，然后跑 Flask。
+
+为什么不在 assets 里直接 import：app.py 顶层会 os.makedirs(logs)，
+assets 是只读的，必须用 Java 侧复制出来的可写副本。
+"""
+import os
+import sys
+
+PORT = 8787
+
+
+def boot(files_dir):
+    base = os.path.join(files_dir, "app")
+    if base not in sys.path:
+        sys.path.insert(0, base)
+    astral = os.path.join(base, "astral")
+    if astral not in sys.path:
+        sys.path.insert(0, astral)
+    os.environ["ASTRAL_DIR"] = astral
+    os.environ.setdefault("MAIPULSE_PORT", str(PORT))
+    os.chdir(base)
+
+    import app as maipulse_app          # noqa: E402
+    # 绑定 127.0.0.1：只有本机 WebView 能访问
+    maipulse_app.app.run(host="127.0.0.1", port=PORT, debug=False,
+                         threaded=True, use_reloader=False)
+    return "exited"

android/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/iconBg" />
+    <foreground android:drawable="@mipmap/ic_launcher_foreground" />
+</adaptive-icon>

android/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/iconBg" />
+    <foreground android:drawable="@mipmap/ic_launcher_foreground" />
+</adaptive-icon>

android/app/src/main/res/values/colors.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="iconBg">#FFE9A8</color>
+</resources>

android/app/src/main/res/values/strings.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string name="app_name">maipulse</string>
+</resources>

android/app/src/main/res/values/themes.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <style name="AppTheme" parent="android:Theme.Material.Light.NoActionBar">
+        <item name="android:statusBarColor">#EEF2F9</item>
+        <item name="android:navigationBarColor">#FFFFFF</item>
+        <item name="android:windowBackground">#EEF2F9</item>
+    </style>
+</resources>

android/app/src/main/res/xml/provider_paths.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<paths>
+    <external-path name="downloaded" path="Download/" />
+    <external-cache-path name="cache" path="." />
+</paths>