replace prone useTor preference mirror value from FDroidApp with direct preference calls

app/src/main/java/org/fdroid/fdroid/FDroidApp.java

@@ -640,30 +640,23 @@ public class FDroidApp extends Application {
         }
     }
 
-    private static boolean useTor;
-
     /**
      * Set the proxy settings based on whether Tor should be enabled or not.
      */
     private static void configureTor(boolean enabled) {
-        useTor = enabled;
+        if (enabled) {
-        if (useTor) {
             NetCipher.useTor();
         } else {
             NetCipher.clearProxy();
         }
     }
 
-    public static void checkStartTor(Context context) {
+    public static void checkStartTor(Context context, Preferences preferences) {
-        if (useTor) {
+        if (preferences.isTorEnabled()) {
             OrbotHelper.requestStartTor(context);
         }
     }
 
-    public static boolean isUsingTor() {
-        return useTor;
-    }
-
     public static Context getInstance() {
         return instance;
     }

app/src/main/java/org/fdroid/fdroid/data/Repo.java

@@ -28,6 +28,7 @@ import android.database.Cursor;
 import android.text.TextUtils;
 import com.fasterxml.jackson.annotation.JsonIgnore;
 import org.fdroid.fdroid.FDroidApp;
+import org.fdroid.fdroid.Preferences;
 import org.fdroid.fdroid.Utils;
 import org.fdroid.fdroid.data.Schema.RepoTable.Cols;
 
@@ -390,9 +391,12 @@ public class Repo extends ValueObject {
      * Get the number of available mirrors, including the canonical repo.
      */
     public int getMirrorCount() {
+
+        final boolean isTorEnabled = Preferences.get().isTorEnabled();
+
         int count = 0;
         for (String m : getMirrorList()) {
-            if (FDroidApp.isUsingTor()) {
+            if (isTorEnabled) {
                 count++;
             } else if (!m.contains(".onion")) {
                 count++;
@@ -430,11 +434,14 @@ public class Repo extends ValueObject {
         }
         List<String> shuffledMirrors = getMirrorList();
         if (shuffledMirrors.size() > 0) {
+
+            final boolean isTorEnabled = Preferences.get().isTorEnabled();
+
             Collections.shuffle(shuffledMirrors);
             for (String m : shuffledMirrors) {
                 // Return a non default, and not last used mirror
                 if (!m.equals(mirrorToSkip)) {
-                    if (FDroidApp.isUsingTor()) {
+                    if (isTorEnabled) {
                         return m;
                     } else {
                         // Filter-out onion mirrors for non-tor connections

app/src/main/java/org/fdroid/fdroid/views/ManageReposActivity.java

@@ -60,6 +60,7 @@ import android.widget.Toast;
 import org.fdroid.fdroid.AddRepoIntentService;
 import org.fdroid.fdroid.FDroidApp;
 import org.fdroid.fdroid.IndexUpdater;
+import org.fdroid.fdroid.Preferences;
 import org.fdroid.fdroid.R;
 import org.fdroid.fdroid.UpdateService;
 import org.fdroid.fdroid.Utils;
@@ -128,7 +129,7 @@ public class ManageReposActivity extends AppCompatActivity
     @Override
     protected void onResume() {
         super.onResume();
-        FDroidApp.checkStartTor(this);
+        FDroidApp.checkStartTor(this, Preferences.get());
 
         /* let's see if someone is trying to send us a new repo */
         addRepoFromIntent(getIntent());

app/src/main/java/org/fdroid/fdroid/views/main/MainActivity.java

@@ -209,7 +209,7 @@ public class MainActivity extends AppCompatActivity implements BottomNavigationB
     protected void onResume() {
         super.onResume();
 
-        FDroidApp.checkStartTor(this);
+        FDroidApp.checkStartTor(this, Preferences.get());
 
         if (getIntent().hasExtra(EXTRA_VIEW_UPDATES)) {
             getIntent().removeExtra(EXTRA_VIEW_UPDATES);