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Verified Commit 9e0ee103 authored by Marvin W.'s avatar Marvin W. 🐿️
Browse files

Fix push messaging registration for some apps

parent bdb04c9b
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+146 −6
Original line number Diff line number Diff line
@@ -22,8 +22,15 @@ import android.content.Context;
import android.content.Intent;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.os.AsyncTask;
import android.os.Binder;
import android.os.Bundle;
import android.os.Handler;
import android.os.IBinder;
import android.os.Message;
import android.os.Messenger;
import android.os.RemoteException;
import android.support.annotation.Nullable;
import android.util.Log;

import org.microg.gms.checkin.CheckinService;
@@ -177,24 +184,28 @@ public class PushRegisterService extends IntentService {
    }

    public static void registerAndReply(Context context, Intent intent, String packageName, String requestId) {
        Intent outIntent = new Intent(ACTION_C2DM_REGISTRATION);
        String sender = intent.getStringExtra(EXTRA_SENDER);
        String appSignature = PackageUtils.firstSignatureDigest(context, packageName);
        String regId = register(context, packageName, appSignature, sender, null).token;
        Intent outIntent = createRegistrationReply(regId, requestId);

        Log.d(TAG, "register[res]: " + outIntent + " extras=" + outIntent.getExtras());
        sendReply(context, intent, packageName, outIntent);
    }

    private static Intent createRegistrationReply(String regId, String requestId) {
        Intent outIntent = new Intent(ACTION_C2DM_REGISTRATION);
        if (regId != null) {
            outIntent.putExtra(EXTRA_REGISTRATION_ID, attachRequestId(regId, requestId));
        } else {
            outIntent.putExtra(EXTRA_ERROR, attachRequestId(ERROR_SERVICE_NOT_AVAILABLE, requestId));
        }

        Log.d(TAG, "register[res]: " + outIntent + " extras=" + outIntent.getExtras());
        sendReply(context, intent, packageName, outIntent);
        return outIntent;
    }

    private static void sendReply(Context context, Intent intent, String packageName, Intent outIntent) {

        try {
            if (intent.hasExtra(EXTRA_MESSENGER)) {
            if (intent != null && intent.hasExtra(EXTRA_MESSENGER)) {
                Messenger messenger = intent.getParcelableExtra(EXTRA_MESSENGER);
                Message message = Message.obtain();
                message.obj = outIntent;
@@ -259,4 +270,133 @@ public class PushRegisterService extends IntentService {
        if (requestId == null) return msg;
        return "|ID|" + requestId + "|" + msg;
    }

    @Nullable
    @Override
    public IBinder onBind(Intent intent) {
        Log.d(TAG, "onBind: " + intent.toString());
        if (ACTION_C2DM_REGISTER.equals(intent.getAction())) {
            Messenger messenger = new Messenger(new FcmHandler(this));
            return messenger.getBinder();
        }
        return super.onBind(intent);
    }

    private static class FcmRegisterTask extends AsyncTask<Void, Void, RegisterResponse> {
        private Context context;
        private String packageName;
        private String sender;
        private Callback callback;

        public FcmRegisterTask(Context context, String packageName, String sender, Callback callback) {
            this.context = context;
            this.packageName = packageName;
            this.sender = sender;
            this.callback = callback;
        }

        public interface Callback {
            void onResult(RegisterResponse registerResponse);
        }

        @Override
        protected RegisterResponse doInBackground(Void... voids) {
            return register(context, packageName, PackageUtils.firstSignatureDigest(context, packageName), sender, null, false);
        }

        @Override
        protected void onPostExecute(RegisterResponse registerResponse) {
            callback.onResult(registerResponse);
        }
    }

    private static class FcmHandler extends Handler {
        private Context context;
        private int callingUid;

        public FcmHandler(Context context) {
            this.context = context;
        }

        @Override
        public boolean sendMessageAtTime(Message msg, long uptimeMillis) {
            this.callingUid = Binder.getCallingUid();
            return super.sendMessageAtTime(msg, uptimeMillis);
        }

        @Override
        public void handleMessage(Message msg) {
            if (msg.what == 0) {
                if (msg.obj instanceof Intent) {
                    Message nuMsg = Message.obtain();
                    nuMsg.what = msg.what;
                    nuMsg.arg1 = 0;
                    nuMsg.replyTo = null;
                    PendingIntent pendingIntent = ((Intent) msg.obj).getParcelableExtra(EXTRA_APP);
                    String packageName = PackageUtils.packageFromPendingIntent(pendingIntent);
                    Bundle data = new Bundle();
                    data.putBoolean("oneWay", false);
                    data.putString("pkg", packageName);
                    data.putBundle("data", msg.getData());
                    nuMsg.setData(data);
                    msg = nuMsg;
                } else {
                    return;
                }
            }
            int what = msg.what;
            int id = msg.arg1;
            Messenger replyTo = msg.replyTo;
            if (replyTo == null) {
                Log.w(TAG, "replyTo is null");
                return;
            }
            Bundle data = msg.getData();
            if (data.getBoolean("oneWay", false)) {
                Log.w(TAG, "oneWay requested");
                return;
            }
            String packageName = data.getString("pkg");
            Bundle subdata = data.getBundle("data");
            String sender = subdata.getString("sender");
            try {
                PackageUtils.checkPackageUid(context, packageName, callingUid);
            } catch (SecurityException e) {
                Log.w(TAG, e);
                return;
            }
            new FcmRegisterTask(context, packageName, sender, registerResponse -> {
                Bundle data1 = new Bundle();
                if (registerResponse != null) {
                    data1.putString(EXTRA_REGISTRATION_ID, registerResponse.token);
                } else {
                    data1.putString(EXTRA_ERROR, ERROR_SERVICE_NOT_AVAILABLE);
                }

                if (what == 0) {
                    Intent outIntent = new Intent(ACTION_C2DM_REGISTRATION);
                    outIntent.putExtras(data1);
                    Message message = Message.obtain();
                    message.obj = outIntent;
                    try {
                        replyTo.send(message);
                    } catch (RemoteException e) {
                        Log.w(TAG, e);
                    }
                } else {
                    Bundle messageData = new Bundle();
                    messageData.putBundle("data", data1);
                    Message response = Message.obtain();
                    response.what = what;
                    response.arg1 = id;
                    response.setData(messageData);
                    try {
                        replyTo.send(response);
                    } catch (RemoteException e) {
                        Log.w(TAG, e);
                    }
                }
            }).execute();
        }
    }
}