Fix toasts and timeouts

app/src/main/java/com/topjohnwu/magisk/superuser/Policy.java

@@ -1,6 +1,8 @@
 package com.topjohnwu.magisk.superuser;
 
 import android.content.ContentValues;
+import android.content.pm.PackageInfo;
+import android.content.pm.PackageManager;
 import android.database.Cursor;
 
 
@@ -12,6 +14,17 @@ public class Policy {
 
     public Policy() {}
 
+    public Policy(int uid, PackageManager pm) throws Throwable {
+        String[] pkgs = pm.getPackagesForUid(uid);
+        if (pkgs != null && pkgs.length > 0) {
+            PackageInfo info = pm.getPackageInfo(pkgs[0], 0);
+            packageName = pkgs[0];
+            appName = info.applicationInfo.loadLabel(pm).toString();
+            logging = true;
+            notification = true;
+        } else throw new Throwable();
+    }
+
     public Policy(Cursor c) {
         uid = c.getInt(c.getColumnIndex("uid"));
         packageName = c.getString(c.getColumnIndex("package_name"));

app/src/main/java/com/topjohnwu/magisk/superuser/SuReceiver.java

@@ -4,6 +4,7 @@ import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
 import android.os.Bundle;
+import android.os.Process;
 import android.widget.Toast;
 
 import com.topjohnwu.magisk.R;
@@ -13,15 +14,25 @@ public class SuReceiver extends BroadcastReceiver {
     public void onReceive(Context context, Intent intent) {
         int fromUid, toUid, pid;
         String command, action;
+        Policy policy;
 
         if (intent == null) return;
+
         fromUid = intent.getIntExtra("from.uid", -1);
         if (fromUid < 0) return;
+        if (fromUid == Process.myUid()) return; // Don't show anything if it's Magisk Manager
+
         action = intent.getStringExtra("action");
         if (action == null) return;
+
         SuDatabaseHelper dbHelper = new SuDatabaseHelper(context);
-        Policy policy = dbHelper.getPolicy(fromUid);
-        if (policy == null) return;
+        policy = dbHelper.getPolicy(fromUid);
+        if (policy == null) try {
+            policy = new Policy(fromUid, context.getPackageManager());
+        } catch (Throwable throwable) {
+            return;
+        }
+
         if (policy.notification) {
             String message;
             switch (action) {

app/src/main/java/com/topjohnwu/magisk/superuser/SuRequestActivity.java

@@ -71,7 +71,7 @@ public class SuRequestActivity extends AppCompatActivity {
         packageNameView.setText(packageName);
 
         grant_btn.setOnClickListener(v -> handleAction(true, timeoutList[timeout.getSelectedItemPosition()]));
-        deny_btn.setOnClickListener(v -> handleAction(false, 0));
+        deny_btn.setOnClickListener(v -> handleAction(false, timeoutList[timeout.getSelectedItemPosition()]));
     }
 
     void handleAction(boolean action, int timeout) {