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Commit 2c68c023 authored by Fynn Godau's avatar Fynn Godau
Browse files

Notify is user not signed in to any Google account

parent 003052a7

vending-app/src/main/AndroidManifest.xml

+7 −0
Original line number Diff line number Diff line
@@ -10,6 +10,7 @@ 
        android:protectionLevel="normal" />



    <uses-permission android:name="android.permission.INTERNET" />

    <uses-permission android:name="android.permission.POST_NOTIFICATIONS"/>



    <uses-permission

        android:name="android.permission.GET_ACCOUNTS"
@@ -64,5 +65,11 @@ 
                <category android:name="android.intent.category.INFO" />

            </intent-filter>

        </activity>



        <receiver android:name="com.android.vending.licensing.LicenseServiceNotificationRunnable$IgnoreReceiver"

            android:exported="false" />

        <receiver android:name="com.android.vending.licensing.LicenseServiceNotificationRunnable$SignInReceiver"

            android:exported="false" />



    </application>

</manifest>

vending-app/src/main/java/com/android/vending/licensing/LicenseServiceNotificationRunnable.java

0 → 100644
+157 −0
Original line number Diff line number Diff line 
package com.android.vending.licensing;



import android.app.Notification;

import android.app.NotificationChannel;

import android.app.NotificationManager;

import android.app.PendingIntent;

import android.content.BroadcastReceiver;

import android.content.Context;

import android.content.Intent;

import android.content.SharedPreferences;

import android.os.Build;

import android.util.Log;



import androidx.annotation.CallSuper;

import androidx.core.app.NotificationCompat;

import androidx.core.app.NotificationManagerCompat;



import com.android.vending.R;



import java.util.Collections;

import java.util.Set;

import java.util.TreeSet;



public class LicenseServiceNotificationRunnable implements Runnable {



    private final Context context;



    public String callerPackageName;

    public CharSequence callerAppName;

    public int callerUid;



    private static final String TAG = "FakeLicenseNotification";

    private static final String GMS_PACKAGE_NAME = "com.google.android.gms";

    private static final String GMS_AUTH_INTENT_ACTION = "com.google.android.gms.auth.login.LOGIN";



    private static final String PREFERENCES_KEY_IGNORE_PACKAGES_LIST = "ignorePackages";

    private static final String PREFERENCES_FILE_NAME = "licensing";



    private static final String INTENT_KEY_IGNORE_PACKAGE_NAME = "package";

    private static final String INTENT_KEY_NOTIFICATION_ID = "id";





    public LicenseServiceNotificationRunnable(Context context) {

        this.context = context;

    }



    private static final String CHANNEL_ID = "LicenseNotification";



    @Override

    public void run() {

        registerNotificationChannel();



        SharedPreferences preferences = context.getSharedPreferences(PREFERENCES_FILE_NAME, Context.MODE_PRIVATE);



        Set<String> ignoreList = preferences.getStringSet(PREFERENCES_KEY_IGNORE_PACKAGES_LIST, Collections.emptySet());

        for (String ignoredPackage : ignoreList) {

            if (callerPackageName.equals(ignoredPackage)) {

                Log.d(TAG, "Not notifying about license check, as user has ignored notifications for package " + ignoredPackage);

                return;

            }

        }



        Intent authIntent = new Intent(context, LicenseServiceNotificationRunnable.SignInReceiver.class);

        authIntent.putExtra(INTENT_KEY_NOTIFICATION_ID, callerUid);

        PendingIntent authPendingIntent = PendingIntent.getBroadcast(

            context, callerUid * 2, authIntent, PendingIntent.FLAG_IMMUTABLE

        );



        Intent ignoreIntent = new Intent(context, LicenseServiceNotificationRunnable.IgnoreReceiver.class);

        ignoreIntent.putExtra(INTENT_KEY_IGNORE_PACKAGE_NAME, callerPackageName);

        ignoreIntent.putExtra(INTENT_KEY_NOTIFICATION_ID, callerUid);

        PendingIntent ignorePendingIntent = PendingIntent.getBroadcast(

            context, callerUid * 2 + 1, ignoreIntent, PendingIntent.FLAG_IMMUTABLE

        );



        Notification notification = new NotificationCompat.Builder(context, CHANNEL_ID)

            .setSmallIcon(R.drawable.ic_app_foreground)

            .setContentTitle(context.getString(R.string.license_notification_title, callerAppName))

            .setContentText(context.getString(R.string.license_notification_body))

            .addAction(

                new NotificationCompat.Action.Builder(

                    null, context.getString(R.string.license_notification_sign_in), authPendingIntent

                ).build()

            )

            .addAction(

                new NotificationCompat.Action.Builder(

                    null, context.getString(R.string.license_notification_ignore), ignorePendingIntent

                ).build()

            )

            .setAutoCancel(true)

            .build();



        NotificationManagerCompat notificationManager = NotificationManagerCompat.from(context);

        notificationManager.notify(callerUid, notification);



    }



    private void registerNotificationChannel() {

        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {

            NotificationChannel channel = new NotificationChannel(

                CHANNEL_ID,

                context.getString(R.string.license_notification_channel_name),

                NotificationManager.IMPORTANCE_HIGH

            );

            channel.setDescription(context.getString(R.string.license_notification_channel_description));



            NotificationManager notificationManager = context.getSystemService(NotificationManager.class);

            notificationManager.createNotificationChannel(channel);

        }



    }



    private static class Receiver extends BroadcastReceiver {



        @Override

        @CallSuper

        public void onReceive(Context context, Intent intent) {

            // Dismiss notification

            NotificationManagerCompat.from(context)

                .cancel(intent.getIntExtra(INTENT_KEY_NOTIFICATION_ID, -1));

        }

    }



    public static final class IgnoreReceiver extends Receiver {



        @Override

        public void onReceive(Context context, Intent intent) {

            super.onReceive(context, intent);



            SharedPreferences preferences = context.getSharedPreferences(PREFERENCES_FILE_NAME, Context.MODE_PRIVATE);



            Set<String> ignoreList = new TreeSet<>(

                preferences.getStringSet(PREFERENCES_KEY_IGNORE_PACKAGES_LIST, Collections.emptySet())

            );



            String newIgnorePackage = intent.getStringExtra(INTENT_KEY_IGNORE_PACKAGE_NAME);

            Log.d(TAG, "Adding package " + newIgnorePackage + " to ignore list");



            ignoreList.add(newIgnorePackage);

            preferences.edit().putStringSet(PREFERENCES_KEY_IGNORE_PACKAGES_LIST, ignoreList).apply();

        }

    }



    public static final class SignInReceiver extends Receiver {

        @Override

        public void onReceive(Context context, Intent intent) {

            super.onReceive(context, intent);



            Log.d(TAG, "Starting sign in activity");

            Intent authIntent = new Intent(GMS_AUTH_INTENT_ACTION);

            authIntent.setPackage(GMS_PACKAGE_NAME);

            authIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);

            context.startActivity(authIntent);

        }

    }



}

vending-app/src/main/java/com/android/vending/licensing/LicensingService.java

+14 −2
Original line number Diff line number Diff line
@@ -33,6 +33,7 @@ public class LicensingService extends Service { 
    private static final String TAG = "FakeLicenseService";

    private RequestQueue queue;

    private AccountManager accountManager;

    private LicenseServiceNotificationRunnable notificationRunnable;



    private static final String KEY_V2_RESULT_JWT = "LICENSE_DATA";
@@ -89,7 +90,8 @@ public class LicensingService extends Service { 
        public void checkLicense(long nonce, String packageName, ILicenseResultListener listener) throws RemoteException {

            Log.v(TAG, "checkLicense(" + nonce + ", " + packageName + ")");

            try {

                PackageInfo packageInfo = getPackageManager().getPackageInfo(packageName, 0);

                PackageManager packageManager = getPackageManager();

                PackageInfo packageInfo = packageManager.getPackageInfo(packageName, 0);

                int versionCode = packageInfo.versionCode;



                // Verify caller identity
@@ -102,6 +104,10 @@ public class LicensingService extends Service { 


                    if (accounts.length == 0) {

                        Log.e(TAG, "not checking license, as user is not signed in");

                        notificationRunnable.callerPackageName = packageName;

                        notificationRunnable.callerUid = packageInfo.applicationInfo.uid;

                        notificationRunnable.callerAppName = packageManager.getApplicationLabel(packageInfo.applicationInfo);

                        notificationRunnable.run();

                    } else accountManager.getAuthToken(

                        accounts[0], AUTH_TOKEN_SCOPE, false,

                        future -> {
@@ -153,7 +159,8 @@ public class LicensingService extends Service { 
            Log.v(TAG, "checkLicenseV2(" + packageName + ", " + extraParams + ")");



            try {

                PackageInfo packageInfo = getPackageManager().getPackageInfo(packageName, 0);

                PackageManager packageManager = getPackageManager();

                PackageInfo packageInfo = packageManager.getPackageInfo(packageName, 0);

                int versionCode = packageInfo.versionCode;



                // Verify caller identity
@@ -165,6 +172,10 @@ public class LicensingService extends Service { 


                    if (accounts.length == 0) {

                        Log.e(TAG, "not checking license, as user is not signed in");

                        notificationRunnable.callerPackageName = packageName;

                        notificationRunnable.callerUid = packageInfo.applicationInfo.uid;

                        notificationRunnable.callerAppName = packageManager.getApplicationLabel(packageInfo.applicationInfo);

                        notificationRunnable.run();

                    } else accountManager.getAuthToken(

                        accounts[0], AUTH_TOKEN_SCOPE, false,

                        future -> {
@@ -224,6 +235,7 @@ public class LicensingService extends Service { 
    public IBinder onBind(Intent intent) {

        queue = Volley.newRequestQueue(this);

        accountManager = AccountManager.get(this);

        notificationRunnable = new LicenseServiceNotificationRunnable(this);



        return mLicenseService;

    }

vending-app/src/main/res/values/strings.xml

+8 −0
Original line number Diff line number Diff line
@@ -8,4 +8,12 @@ 
    <string name="app_name">microG Companion</string>

    <string name="toast_installed">microG Companion cannot be used standalone. Opened microG Services settings instead.</string>

    <string name="toast_not_installed">microG Companion cannot be used standalone. Please install microG Services to use microG.</string>



    <string name="license_notification_channel_name">License notifications</string>

    <string name="license_notification_channel_description">Notifies when an app tries to validate its license, but you are not signed in to any Google account.</string>

    <string name="license_notification_title">%1$s could not verify license</string>

    <string name="license_notification_body">If the app is misbehaving, sign in to a Google account with which you have bought the app.</string>



    <string name="license_notification_sign_in">Sign In</string>

    <string name="license_notification_ignore">Ignore</string>

</resources>
 
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