Remove dynamic loading code

All these code are moved into a private repo. The stub is actually
just a stub now; mixing dynamic load and stub is confusing.

stub/build.gradle

@@ -11,7 +11,7 @@ android {
     buildTypes {
         release {
             minifyEnabled true
-            shrinkResources false /* Do NOT allow resource shrinking */
+            shrinkResources true
             proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'),
                     'proguard-rules.pro'
         }

stub/src/main/AndroidManifest.xml

@@ -5,76 +5,23 @@
     package="com.topjohnwu.magisk">
 
     <uses-permission android:name="android.permission.INTERNET"/>
-    <uses-permission android:name="android.permission.VIBRATE" />
-    <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
-    <uses-permission android:name="android.permission.USE_BIOMETRIC" />
-    <uses-permission android:name="android.permission.USE_FINGERPRINT" />
 
     <application
-        android:name="a.e"
-        android:appComponentFactory="a.a"
         android:allowBackup="true"
-        tools:ignore="UnusedAttribute,GoogleAppIndexingWarning" >
+        tools:ignore="AllowBackup">
-
-        <!-- Download Activity -->
 
         <activity
-            android:name="a.c"
+            android:name="a.a"
-            android:theme="@style/SplashTheme">
+            android:theme="@android:style/Theme.Translucent.NoTitleBar">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
 
-        <!-- Magisk Manager Components -->
-
-        <activity android:name="a.b" />
-
-        <activity android:name="a.f" />
-
         <activity
-            android:name="a.m"
+            android:name="a.r"
-            android:directBootAware="true"
+            tools:node="remove"/>
-            android:excludeFromRecents="true"
-            android:exported="false"
-            android:theme="@android:style/Theme.Translucent.NoTitleBar"
-            tools:ignore="AppLinkUrlError">
-            <intent-filter>
-                <action android:name="android.intent.action.VIEW"/>
-                <category android:name="android.intent.category.DEFAULT"/>
-            </intent-filter>
-        </activity>
-
-        <receiver
-            android:name="a.h"
-            android:directBootAware="true">
-            <intent-filter>
-                <action android:name="android.intent.action.REBOOT" />
-                <action android:name="android.intent.action.LOCALE_CHANGED" />
-            </intent-filter>
-            <intent-filter>
-                <action android:name="android.intent.action.PACKAGE_REPLACED" />
-                <action android:name="android.intent.action.PACKAGE_FULLY_REMOVED" />
-
-                <data android:scheme="package" />
-            </intent-filter>
-        </receiver>
-
-        <service android:name="a.j" />
-
-        <meta-data
-            android:name="com.google.android.gms.version"
-            android:value="12451000" />
-
-        <!-- WorkManager SystemJobService -->
-
-        <service
-            android:name="a.x"
-            android:directBootAware="false"
-            android:enabled="true"
-            android:exported="true"
-            android:permission="android.permission.BIND_JOB_SERVICE" />
 
     </application>
 

stub/src/main/java/a/a.java

@@ -1,6 +1,6 @@
 package a;
 
-import com.topjohnwu.magisk.DelegateComponentFactory;
+import com.topjohnwu.magisk.MainActivity;
 
-public class a extends DelegateComponentFactory {
+public class a extends MainActivity {
 }

stub/src/main/java/a/c.java

@@ -1,6 +0,0 @@
-package a;
-
-import com.topjohnwu.magisk.DownloadActivity;
-
-public class c extends DownloadActivity {
-}

stub/src/main/java/a/e.java

@@ -1,6 +0,0 @@
-package a;
-
-import com.topjohnwu.magisk.DelegateApplication;
-
-public class e extends DelegateApplication {
-}

stub/src/main/java/a/h.java

@@ -1,6 +0,0 @@
-package a;
-
-import com.topjohnwu.magisk.dummy.DummyReceiver;
-
-public class h extends DummyReceiver {
-}

stub/src/main/java/com/topjohnwu/magisk/DelegateApplication.java

@@ -1,78 +0,0 @@
-package com.topjohnwu.magisk;
-
-import android.annotation.SuppressLint;
-import android.app.AppComponentFactory;
-import android.app.Application;
-import android.content.Context;
-import android.content.ContextWrapper;
-import android.content.res.Configuration;
-import android.os.Build;
-import android.util.Log;
-
-import com.topjohnwu.magisk.obfuscate.Mapping;
-import com.topjohnwu.magisk.utils.DynamicClassLoader;
-
-import java.io.File;
-import java.lang.reflect.Method;
-
-public class DelegateApplication extends Application {
-
-    static File MANAGER_APK;
-
-    private DelegateComponentFactory factory;
-    private Application delegate;
-
-    public DelegateApplication() {}
-
-    public DelegateApplication(DelegateComponentFactory o) {
-        factory = o;
-    }
-
-    @Override
-    protected void attachBaseContext(Context base) {
-        super.attachBaseContext(base);
-        if (Build.VERSION.SDK_INT >= 28) {
-            setUpDynAPK();
-        } else {
-            MANAGER_APK = new File(base.getCacheDir(), "app.apk");
-        }
-    }
-
-    @Override
-    public void onConfigurationChanged(Configuration newConfig) {
-        super.onConfigurationChanged(newConfig);
-        delegate.onConfigurationChanged(newConfig);
-    }
-
-    @SuppressLint("NewApi")
-    private void setUpDynAPK() {
-        MANAGER_APK = DynAPK.current(this);
-        File update = DynAPK.update(this);
-        if (update.exists())
-            update.renameTo(MANAGER_APK);
-        if (MANAGER_APK.exists()) {
-            ClassLoader cl = new DynamicClassLoader(MANAGER_APK, factory.loader);
-            try {
-                // Create the delegate AppComponentFactory
-                AppComponentFactory df = (AppComponentFactory)
-                        cl.loadClass("androidx.core.app.CoreComponentFactory").newInstance();
-
-                // Create the delegate Application
-                delegate = (Application) cl.loadClass("a.e").getConstructor(Object.class)
-                        .newInstance(DynAPK.pack(Mapping.data()));
-
-                // Call attachBaseContext without ContextImpl to show it is being wrapped
-                Method m = ContextWrapper.class.getDeclaredMethod("attachBaseContext", Context.class);
-                m.setAccessible(true);
-                m.invoke(delegate, this);
-
-                // If everything went well, set our loader and delegate
-                factory.delegate = df;
-                factory.loader = cl;
-            } catch (Exception e) {
-                Log.e(getClass().getSimpleName(), "", e);
-                MANAGER_APK.delete();
-            }
-        }
-    }
-}

stub/src/main/java/com/topjohnwu/magisk/DelegateComponentFactory.java

@@ -1,74 +0,0 @@
-package com.topjohnwu.magisk;
-
-import android.annotation.SuppressLint;
-import android.app.Activity;
-import android.app.AppComponentFactory;
-import android.app.Application;
-import android.app.Service;
-import android.content.BroadcastReceiver;
-import android.content.ContentProvider;
-import android.content.Intent;
-
-import com.topjohnwu.magisk.dummy.DummyActivity;
-import com.topjohnwu.magisk.dummy.DummyProvider;
-import com.topjohnwu.magisk.dummy.DummyReceiver;
-import com.topjohnwu.magisk.dummy.DummyService;
-import com.topjohnwu.magisk.obfuscate.Mapping;
-
-@SuppressLint("NewApi")
-public class DelegateComponentFactory extends AppComponentFactory {
-
-    ClassLoader loader;
-    AppComponentFactory delegate;
-
-    @Override
-    public Application instantiateApplication(ClassLoader cl, String className) {
-        if (loader == null) loader = cl;
-        return new DelegateApplication(this);
-    }
-
-    @Override
-    public Activity instantiateActivity(ClassLoader cl, String className, Intent intent)
-            throws ClassNotFoundException, IllegalAccessException, InstantiationException {
-        if (delegate != null)
-            return delegate.instantiateActivity(loader, Mapping.get(className), intent);
-        return create(className, DummyActivity.class);
-    }
-
-    @Override
-    public BroadcastReceiver instantiateReceiver(ClassLoader cl, String className, Intent intent)
-            throws ClassNotFoundException, IllegalAccessException, InstantiationException {
-        if (delegate != null)
-            return delegate.instantiateReceiver(loader, Mapping.get(className), intent);
-        return create(className, DummyReceiver.class);
-    }
-
-    @Override
-    public Service instantiateService(ClassLoader cl, String className, Intent intent)
-            throws ClassNotFoundException, IllegalAccessException, InstantiationException {
-        if (delegate != null)
-            return delegate.instantiateService(loader, Mapping.get(className), intent);
-        return create(className, DummyService.class);
-    }
-
-    @Override
-    public ContentProvider instantiateProvider(ClassLoader cl, String className)
-            throws ClassNotFoundException, IllegalAccessException, InstantiationException {
-        if (loader == null) loader = cl;
-        if (delegate != null)
-            return delegate.instantiateProvider(loader, Mapping.get(className));
-        return create(className, DummyProvider.class);
-    }
-
-    /**
-     * Create the class or dummy implementation if creation failed
-     */
-    private <T> T create(String name, Class<? extends T> dummy)
-            throws InstantiationException, IllegalAccessException {
-        try {
-            return (T) loader.loadClass(name).newInstance();
-        } catch (IllegalAccessException | InstantiationException | ClassNotFoundException ignored) {
-            return dummy.newInstance();
-        }
-    }
-}

stub/src/main/java/com/topjohnwu/magisk/MainActivity.java

@@ -4,33 +4,33 @@ import android.app.Activity;
 import android.app.AlertDialog;
 import android.app.Application;
 import android.app.ProgressDialog;
-import android.content.ComponentName;
-import android.content.Intent;
-import android.os.Build;
 import android.os.Bundle;
 import android.util.Log;
 
 import com.topjohnwu.magisk.net.ErrorHandler;
 import com.topjohnwu.magisk.net.Networking;
 import com.topjohnwu.magisk.net.ResponseListener;
-import com.topjohnwu.magisk.obfuscate.Mapping;
-import com.topjohnwu.magisk.obfuscate.RawData;
 import com.topjohnwu.magisk.utils.APKInstall;
 
 import org.json.JSONException;
 import org.json.JSONObject;
 
+import java.io.File;
+
 import static android.R.string.no;
 import static android.R.string.ok;
 import static android.R.string.yes;
-import static com.topjohnwu.magisk.DelegateApplication.MANAGER_APK;
+import static android.app.AlertDialog.THEME_DEVICE_DEFAULT_DARK;
 
-public class DownloadActivity extends Activity {
+public class MainActivity extends Activity {
 
     private static final boolean CANARY = !BuildConfig.VERSION_NAME.contains(".");
     private static final String URL =
-            BuildConfig.DEV_CHANNEL != null ? BuildConfig.DEV_CHANNEL : RawData.urlBase() +
+            BuildConfig.DEV_CHANNEL != null ? BuildConfig.DEV_CHANNEL :
-            (BuildConfig.DEBUG ? RawData.debug() : (CANARY ? RawData.canary() : RawData.stable()));
+            "https://raw.githubusercontent.com/topjohnwu/magisk_files/" +
+            (BuildConfig.DEBUG ? "canary/debug.json" :
+            (CANARY ? "canary/release.json" : "master/stable.json"));
+    private static final String APP_NAME = "Magisk Manager";
 
     private String apkLink;
     private ErrorHandler err = (conn, e) -> {
@@ -40,35 +40,26 @@ public class DownloadActivity extends Activity {
 
     private void showDialog() {
         ProgressDialog.show(this,
-                RawData.dling(),
+            getString(R.string.dling),
-                RawData.dling() + " " + RawData.appName(),
+            getString(R.string.dling) + " " + APP_NAME,
             true);
     }
 
     private void dlAPK() {
         showDialog();
-        if (Build.VERSION.SDK_INT >= 28) {
-            // Download and relaunch the app
-            Networking.get(apkLink)
-                    .setErrorHandler(err)
-                    .getAsFile(MANAGER_APK, apk -> {
-                        Intent intent = new Intent()
-                                .setComponent(new ComponentName(this, Mapping.inverse("a.r")));
-                        ProcessPhoenix.triggerRebirth(this, intent);
-                    });
-        } else {
         // Download and upgrade the app
         Application app = getApplication();
         Networking.get(apkLink)
                 .setErrorHandler(err)
-                    .getAsFile(MANAGER_APK, apk -> APKInstall.install(app, apk));
+                .getAsFile(
-        }
+                        new File(getCacheDir(), "manager.apk"),
+                        apk -> APKInstall.install(app, apk)
+                );
     }
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
-        RawData.res = getResources();
         Networking.init(this);
 
         if (Networking.checkNetworkStatus(this)) {
@@ -76,10 +67,10 @@ public class DownloadActivity extends Activity {
                     .setErrorHandler(err)
                     .getAsJSONObject(new JSONLoader());
         } else {
-            new AlertDialog.Builder(this)
+            new AlertDialog.Builder(this, THEME_DEVICE_DEFAULT_DARK)
                     .setCancelable(false)
-                    .setTitle(RawData.appName())
+                    .setTitle(APP_NAME)
-                    .setMessage(RawData.networkError())
+                    .setMessage(getString(R.string.no_internet_msg))
                     .setNegativeButton(ok, (d, w) -> finish())
                     .show();
         }
@@ -92,10 +83,10 @@ public class DownloadActivity extends Activity {
             try {
                 JSONObject manager = json.getJSONObject("app");
                 apkLink = manager.getString("link");
-                new AlertDialog.Builder(DownloadActivity.this)
+                new AlertDialog.Builder(MainActivity.this, THEME_DEVICE_DEFAULT_DARK)
                         .setCancelable(false)
-                        .setTitle(RawData.appName())
+                        .setTitle(APP_NAME)
-                        .setMessage(RawData.upgradeMsg())
+                        .setMessage(getString(R.string.upgrade_msg))
                         .setPositiveButton(yes, (d, w) -> dlAPK())
                         .setNegativeButton(no, (d, w) -> finish())
                         .show();

stub/src/main/java/com/topjohnwu/magisk/dummy/DummyActivity.java

@@ -1,13 +0,0 @@
-package com.topjohnwu.magisk.dummy;
-
-import android.app.Activity;
-import android.os.Bundle;
-
-public class DummyActivity extends Activity {
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        finish();
-    }
-}

stub/src/main/java/com/topjohnwu/magisk/dummy/DummyProvider.java

@@ -1,38 +0,0 @@
-package com.topjohnwu.magisk.dummy;
-
-import android.content.ContentProvider;
-import android.content.ContentValues;
-import android.database.Cursor;
-import android.net.Uri;
-
-public class DummyProvider extends ContentProvider {
-    @Override
-    public boolean onCreate() {
-        return false;
-    }
-
-    @Override
-    public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs, String sortOrder) {
-        return null;
-    }
-
-    @Override
-    public String getType(Uri uri) {
-        return null;
-    }
-
-    @Override
-    public Uri insert(Uri uri, ContentValues values) {
-        return null;
-    }
-
-    @Override
-    public int delete(Uri uri, String selection, String[] selectionArgs) {
-        return 0;
-    }
-
-    @Override
-    public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) {
-        return 0;
-    }
-}

stub/src/main/java/com/topjohnwu/magisk/dummy/DummyReceiver.java

@@ -1,10 +0,0 @@
-package com.topjohnwu.magisk.dummy;
-
-import android.content.BroadcastReceiver;
-import android.content.Context;
-import android.content.Intent;
-
-public class DummyReceiver extends BroadcastReceiver {
-    @Override
-    public void onReceive(Context context, Intent intent) {}
-}

stub/src/main/java/com/topjohnwu/magisk/dummy/DummyService.java

@@ -1,13 +0,0 @@
-package com.topjohnwu.magisk.dummy;
-
-import android.app.Service;
-import android.content.Intent;
-import android.os.IBinder;
-
-public class DummyService extends Service {
-    @Override
-    public IBinder onBind(Intent intent) {
-        stopSelf();
-        return null;
-    }
-}

stub/src/main/java/com/topjohnwu/magisk/obfuscate/Mapping.java

@@ -1,38 +0,0 @@
-package com.topjohnwu.magisk.obfuscate;
-
-import java.util.HashMap;
-import java.util.Map;
-
-import static com.topjohnwu.magisk.DynAPK.Data;
-
-public class Mapping {
-    private static final int STUB_VERSION = 7;
-
-    private static Map<String, String> map = new HashMap<>();
-    private static Map<String, String> inverseMap;
-
-    static {
-        map.put("a.x", "androidx.work.impl.background.systemjob.SystemJobService");
-        inverseMap = new HashMap<>(map.size());
-        for (Map.Entry<String, String> e : map.entrySet()) {
-            inverseMap.put(e.getValue(), e.getKey());
-        }
-    }
-
-    public static String get(String name) {
-        String n = map.get(name);
-        return n != null ? n : name;
-    }
-
-    public static String inverse(String name) {
-        String n = inverseMap.get(name);
-        return n != null ? n : name;
-    }
-
-    public static Data data() {
-        Data data = new Data();
-        data.version = STUB_VERSION;
-        data.classToComponent = inverseMap;
-        return data;
-    }
-}

stub/src/main/java/com/topjohnwu/magisk/obfuscate/RawData.java

@@ -1,42 +0,0 @@
-package com.topjohnwu.magisk.obfuscate;
-
-import android.content.res.Resources;
-
-import com.topjohnwu.magisk.R;
-
-public class RawData {
-
-    public static Resources res;
-
-    public static String appName() {
-        return "Magisk Manager";
-    }
-
-    public static String urlBase() {
-        return "https://raw.githubusercontent.com/topjohnwu/magisk_files/";
-    }
-
-    public static String debug() {
-        return "canary/debug.json";
-    }
-
-    public static String canary() {
-        return "canary/release.json";
-    }
-
-    public static String stable() {
-        return "master/stable.json";
-    }
-
-    public static String networkError() {
-        return res.getString(R.string.no_internet_msg);
-    }
-
-    public static String upgradeMsg() {
-        return res.getString(R.string.upgrade_msg);
-    }
-
-    public static String dling() {
-        return res.getString(R.string.dling);
-    }
-}

stub/src/main/res/values-v28/styles.xml

@@ -1,4 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<resources>
-    <style name="SplashTheme" parent="SplashThemeBase.V19" />
-</resources>