adapt ui to different flavors

11 files changed, 74 insertions, 3228 deletions

diff --git a/app/src/free/java/de/danoeh/antennapod/activity/CastEnabledActivity.java b/app/src/free/java/de/danoeh/antennapod/activity/CastEnabledActivity.java
index d82b199db..79d7e02f2 100644
--- a/app/src/free/java/de/danoeh/antennapod/activity/CastEnabledActivity.java
+++ b/app/src/free/java/de/danoeh/antennapod/activity/CastEnabledActivity.java
@@ -106,10 +106,10 @@ public abstract class CastEnabledActivity extends AppCompatActivity {
 //     *
 //     * @param showAsAction refer to {@link MenuItem#setShowAsAction(int)}
 //     */
-//    public final void requestCastButton(int showAsAction) {
-//        castButtonVisibilityManager.requestCastButton(showAsAction);
-//    }
-//
+    public final void requestCastButton(int showAsAction) {
+        // no-op
+    }
+
 //    private class CastButtonVisibilityManager {
 //        private volatile boolean prefEnabled = false;
 //        private volatile boolean viewRequested = false;
diff --git a/app/src/free/java/de/danoeh/antennapod/activity/MainActivity.java b/app/src/free/java/de/danoeh/antennapod/activity/MainActivity.java
deleted file mode 100644
index c4771a583..000000000
--- a/app/src/free/java/de/danoeh/antennapod/activity/MainActivity.java
+++ /dev/null
@@ -1,773 +0,0 @@
-package de.danoeh.antennapod.activity;
-
-import android.annotation.TargetApi;
-import android.app.ProgressDialog;
-import android.content.DialogInterface;
-import android.content.Intent;
-import android.content.SharedPreferences;
-import android.content.res.Configuration;
-import android.database.DataSetObserver;
-import android.os.Build;
-import android.os.Bundle;
-import android.os.Handler;
-import android.support.v4.app.Fragment;
-import android.support.v4.app.FragmentManager;
-import android.support.v4.app.FragmentTransaction;
-import android.support.v4.widget.DrawerLayout;
-import android.support.v7.app.ActionBarDrawerToggle;
-import android.support.v7.app.AlertDialog;
-import android.support.v7.widget.Toolbar;
-import android.util.Log;
-import android.util.TypedValue;
-import android.view.ContextMenu;
-import android.view.Menu;
-import android.view.MenuInflater;
-import android.view.MenuItem;
-import android.view.View;
-import android.widget.AdapterView;
-import android.widget.ListView;
-
-import com.bumptech.glide.Glide;
-
-import org.apache.commons.lang3.ArrayUtils;
-import org.apache.commons.lang3.Validate;
-
-import java.util.List;
-
-import de.danoeh.antennapod.R;
-import de.danoeh.antennapod.adapter.NavListAdapter;
-import de.danoeh.antennapod.core.asynctask.FeedRemover;
-import de.danoeh.antennapod.core.dialog.ConfirmationDialog;
-import de.danoeh.antennapod.core.event.ProgressEvent;
-import de.danoeh.antennapod.core.event.QueueEvent;
-import de.danoeh.antennapod.core.feed.EventDistributor;
-import de.danoeh.antennapod.core.feed.Feed;
-import de.danoeh.antennapod.core.preferences.PlaybackPreferences;
-import de.danoeh.antennapod.core.preferences.UserPreferences;
-import de.danoeh.antennapod.core.service.playback.PlaybackService;
-import de.danoeh.antennapod.core.storage.DBReader;
-import de.danoeh.antennapod.core.storage.DBWriter;
-import de.danoeh.antennapod.core.util.FeedItemUtil;
-import de.danoeh.antennapod.core.util.StorageUtils;
-import de.danoeh.antennapod.dialog.RatingDialog;
-import de.danoeh.antennapod.fragment.AddFeedFragment;
-import de.danoeh.antennapod.fragment.DownloadsFragment;
-import de.danoeh.antennapod.fragment.EpisodesFragment;
-import de.danoeh.antennapod.fragment.ExternalPlayerFragment;
-import de.danoeh.antennapod.fragment.ItemlistFragment;
-import de.danoeh.antennapod.fragment.PlaybackHistoryFragment;
-import de.danoeh.antennapod.fragment.QueueFragment;
-import de.danoeh.antennapod.fragment.SubscriptionFragment;
-import de.danoeh.antennapod.menuhandler.NavDrawerActivity;
-import de.danoeh.antennapod.preferences.PreferenceController;
-import de.greenrobot.event.EventBus;
-import rx.Observable;
-import rx.Subscription;
-import rx.android.schedulers.AndroidSchedulers;
-import rx.schedulers.Schedulers;
-
-/**
- * The activity that is shown when the user launches the app.
- */
-public class MainActivity extends CastEnabledActivity implements NavDrawerActivity {
-
-    private static final String TAG = "MainActivity";
-
-    private static final int EVENTS = EventDistributor.FEED_LIST_UPDATE
-            | EventDistributor.UNREAD_ITEMS_UPDATE;
-
-    public static final String PREF_NAME = "MainActivityPrefs";
-    public static final String PREF_IS_FIRST_LAUNCH = "prefMainActivityIsFirstLaunch";
-    public static final String PREF_LAST_FRAGMENT_TAG = "prefMainActivityLastFragmentTag";
-
-    public static final String EXTRA_NAV_TYPE = "nav_type";
-    public static final String EXTRA_NAV_INDEX = "nav_index";
-    public static final String EXTRA_FRAGMENT_TAG = "fragment_tag";
-    public static final String EXTRA_FRAGMENT_ARGS = "fragment_args";
-    public static final String EXTRA_FEED_ID = "fragment_feed_id";
-
-    public static final String SAVE_BACKSTACK_COUNT = "backstackCount";
-    public static final String SAVE_TITLE = "title";
-
-    public static final String[] NAV_DRAWER_TAGS = {
-            QueueFragment.TAG,
-            EpisodesFragment.TAG,
-            SubscriptionFragment.TAG,
-            DownloadsFragment.TAG,
-            PlaybackHistoryFragment.TAG,
-            AddFeedFragment.TAG,
-            NavListAdapter.SUBSCRIPTION_LIST_TAG
-    };
-
-    private Toolbar toolbar;
-    private ExternalPlayerFragment externalPlayerFragment;
-    private DrawerLayout drawerLayout;
-
-    private View navDrawer;
-    private ListView navList;
-    private NavListAdapter navAdapter;
-    private int mPosition = -1;
-
-    private ActionBarDrawerToggle drawerToggle;
-
-    private CharSequence currentTitle;
-
-    private ProgressDialog pd;
-
-    private Subscription subscription;
-
-    @Override
-    public void onCreate(Bundle savedInstanceState) {
-        setTheme(UserPreferences.getNoTitleTheme());
-        super.onCreate(savedInstanceState);
-        StorageUtils.checkStorageAvailability(this);
-        setContentView(R.layout.main);
-
-        toolbar = (Toolbar) findViewById(R.id.toolbar);
-        setSupportActionBar(toolbar);
-
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
-            findViewById(R.id.shadow).setVisibility(View.GONE);
-            int elevation = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 4,
-                    getResources().getDisplayMetrics());
-            getSupportActionBar().setElevation(elevation);
-        }
-
-        currentTitle = getTitle();
-
-        drawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
-        navList = (ListView) findViewById(R.id.nav_list);
-        navDrawer = findViewById(R.id.nav_layout);
-
-        drawerToggle = new ActionBarDrawerToggle(this, drawerLayout, R.string.drawer_open, R.string.drawer_close);
-        if (savedInstanceState != null) {
-            int backstackCount = savedInstanceState.getInt(SAVE_BACKSTACK_COUNT, 0);
-            drawerToggle.setDrawerIndicatorEnabled(backstackCount == 0);
-        }
-        drawerLayout.setDrawerListener(drawerToggle);
-
-        final FragmentManager fm = getSupportFragmentManager();
-
-        fm.addOnBackStackChangedListener(() -> {
-            drawerToggle.setDrawerIndicatorEnabled(fm.getBackStackEntryCount() == 0);
-        });
-
-        getSupportActionBar().setDisplayHomeAsUpEnabled(true);
-        getSupportActionBar().setHomeButtonEnabled(true);
-
-        navAdapter = new NavListAdapter(itemAccess, this);
-        navList.setAdapter(navAdapter);
-        navList.setOnItemClickListener(navListClickListener);
-        navList.setOnItemLongClickListener(newListLongClickListener);
-        registerForContextMenu(navList);
-
-        navAdapter.registerDataSetObserver(new DataSetObserver() {
-            @Override
-            public void onChanged() {
-                selectedNavListIndex = getSelectedNavListIndex();
-            }
-        });
-
-        findViewById(R.id.nav_settings).setOnClickListener(v -> {
-            drawerLayout.closeDrawer(navDrawer);
-            startActivity(new Intent(MainActivity.this, PreferenceController.getPreferenceActivity()));
-        });
-
-        FragmentTransaction transaction = fm.beginTransaction();
-
-        Fragment mainFragment = fm.findFragmentByTag("main");
-        if (mainFragment != null) {
-            transaction.replace(R.id.main_view, mainFragment);
-        } else {
-            String lastFragment = getLastNavFragment();
-            if (ArrayUtils.contains(NAV_DRAWER_TAGS, lastFragment)) {
-                loadFragment(lastFragment, null);
-            } else {
-                try {
-                    loadFeedFragmentById(Integer.parseInt(lastFragment), null);
-                } catch (NumberFormatException e) {
-                    // it's not a number, this happens if we removed
-                    // a label from the NAV_DRAWER_TAGS
-                    // give them a nice default...
-                    loadFragment(QueueFragment.TAG, null);
-                }
-            }
-        }
-        externalPlayerFragment = new ExternalPlayerFragment();
-        transaction.replace(R.id.playerFragment, externalPlayerFragment, ExternalPlayerFragment.TAG);
-        transaction.commit();
-
-        checkFirstLaunch();
-    }
-
-    private void saveLastNavFragment(String tag) {
-        Log.d(TAG, "saveLastNavFragment(tag: " + tag +")");
-        SharedPreferences prefs = getSharedPreferences(PREF_NAME, MODE_PRIVATE);
-        SharedPreferences.Editor edit = prefs.edit();
-        if(tag != null) {
-            edit.putString(PREF_LAST_FRAGMENT_TAG, tag);
-        } else {
-            edit.remove(PREF_LAST_FRAGMENT_TAG);
-        }
-        edit.commit();
-    }
-
-    private String getLastNavFragment() {
-        SharedPreferences prefs = getSharedPreferences(PREF_NAME, MODE_PRIVATE);
-        String lastFragment = prefs.getString(PREF_LAST_FRAGMENT_TAG, QueueFragment.TAG);
-        Log.d(TAG, "getLastNavFragment() -> " + lastFragment);
-        return lastFragment;
-    }
-
-    private void checkFirstLaunch() {
-        SharedPreferences prefs = getSharedPreferences(PREF_NAME, MODE_PRIVATE);
-        if (prefs.getBoolean(PREF_IS_FIRST_LAUNCH, true)) {
-            new Handler().postDelayed(() -> drawerLayout.openDrawer(navDrawer), 1500);
-
-            // for backward compatibility, we only change defaults for fresh installs
-            UserPreferences.setUpdateInterval(12);
-
-            SharedPreferences.Editor edit = prefs.edit();
-            edit.putBoolean(PREF_IS_FIRST_LAUNCH, false);
-            edit.commit();
-        }
-    }
-
-    public void showDrawerPreferencesDialog() {
-        final List<String> hiddenDrawerItems = UserPreferences.getHiddenDrawerItems();
-        String[] navLabels = new String[NAV_DRAWER_TAGS.length];
-        final boolean[] checked = new boolean[NAV_DRAWER_TAGS.length];
-        for (int i = 0; i < NAV_DRAWER_TAGS.length; i++) {
-            String tag = NAV_DRAWER_TAGS[i];
-            navLabels[i] = navAdapter.getLabel(tag);
-            if (!hiddenDrawerItems.contains(tag)) {
-                checked[i] = true;
-            }
-        }
-
-        AlertDialog.Builder builder = new AlertDialog.Builder(MainActivity.this);
-        builder.setTitle(R.string.drawer_preferences);
-        builder.setMultiChoiceItems(navLabels, checked, (dialog, which, isChecked) -> {
-            if (isChecked) {
-                hiddenDrawerItems.remove(NAV_DRAWER_TAGS[which]);
-            } else {
-                hiddenDrawerItems.add(NAV_DRAWER_TAGS[which]);
-            }
-        });
-        builder.setPositiveButton(R.string.confirm_label, (dialog, which) -> {
-            UserPreferences.setHiddenDrawerItems(hiddenDrawerItems);
-        });
-        builder.setNegativeButton(R.string.cancel_label, null);
-        builder.create().show();
-    }
-
-    public boolean isDrawerOpen() {
-        return drawerLayout != null && navDrawer != null && drawerLayout.isDrawerOpen(navDrawer);
-    }
-
-    public List<Feed> getFeeds() {
-        return (navDrawerData != null) ? navDrawerData.feeds : null;
-    }
-
-    public void loadFragment(int index, Bundle args) {
-        Log.d(TAG, "loadFragment(index: " + index + ", args: " + args + ")");
-        if (index < navAdapter.getSubscriptionOffset()) {
-            String tag = navAdapter.getTags().get(index);
-            loadFragment(tag, args);
-        } else {
-            int pos = index - navAdapter.getSubscriptionOffset();
-            loadFeedFragmentByPosition(pos, args);
-        }
-    }
-
-    public void loadFragment(String tag, Bundle args) {
-        Log.d(TAG, "loadFragment(tag: " + tag + ", args: " + args + ")");
-        Fragment fragment = null;
-        switch (tag) {
-            case QueueFragment.TAG:
-                fragment = new QueueFragment();
-                break;
-            case EpisodesFragment.TAG:
-                fragment = new EpisodesFragment();
-                break;
-            case DownloadsFragment.TAG:
-                fragment = new DownloadsFragment();
-                break;
-            case PlaybackHistoryFragment.TAG:
-                fragment = new PlaybackHistoryFragment();
-                break;
-            case AddFeedFragment.TAG:
-                fragment = new AddFeedFragment();
-                break;
-            case SubscriptionFragment.TAG:
-                SubscriptionFragment subscriptionFragment = new SubscriptionFragment();
-                fragment = subscriptionFragment;
-                break;
-            default:
-                // default to the queue
-                tag = QueueFragment.TAG;
-                fragment = new QueueFragment();
-                args = null;
-                break;
-        }
-        currentTitle = navAdapter.getLabel(tag);
-        getSupportActionBar().setTitle(currentTitle);
-        saveLastNavFragment(tag);
-        if (args != null) {
-            fragment.setArguments(args);
-        }
-        loadFragment(fragment);
-    }
-
-    private void loadFeedFragmentByPosition(int relPos, Bundle args) {
-        if(relPos < 0) {
-            return;
-        }
-        Feed feed = itemAccess.getItem(relPos);
-        loadFeedFragmentById(feed.getId(), args);
-    }
-
-    public void loadFeedFragmentById(long feedId, Bundle args) {
-        Fragment fragment = ItemlistFragment.newInstance(feedId);
-        if(args != null) {
-            fragment.setArguments(args);
-        }
-        saveLastNavFragment(String.valueOf(feedId));
-        currentTitle = "";
-        getSupportActionBar().setTitle(currentTitle);
-        loadFragment(fragment);
-    }
-
-    private void loadFragment(Fragment fragment) {
-        FragmentManager fragmentManager = getSupportFragmentManager();
-        // clear back stack
-        for (int i = 0; i < fragmentManager.getBackStackEntryCount(); i++) {
-            fragmentManager.popBackStack();
-        }
-        FragmentTransaction t = fragmentManager.beginTransaction();
-        t.replace(R.id.main_view, fragment, "main");
-        fragmentManager.popBackStack();
-        // TODO: we have to allow state loss here
-        // since this function can get called from an AsyncTask which
-        // could be finishing after our app has already committed state
-        // and is about to get shutdown.  What we *should* do is
-        // not commit anything in an AsyncTask, but that's a bigger
-        // change than we want now.
-        t.commitAllowingStateLoss();
-        if (navAdapter != null) {
-            navAdapter.notifyDataSetChanged();
-        }
-    }
-
-    public void loadChildFragment(Fragment fragment) {
-        Validate.notNull(fragment);
-        FragmentManager fm = getSupportFragmentManager();
-        fm.beginTransaction()
-                .replace(R.id.main_view, fragment, "main")
-                .addToBackStack(null)
-                .commit();
-    }
-
-    public void dismissChildFragment() {
-        getSupportFragmentManager().popBackStack();
-    }
-
-    private int getSelectedNavListIndex() {
-        String currentFragment = getLastNavFragment();
-        if(currentFragment == null) {
-            // should not happen, but better safe than sorry
-            return -1;
-        }
-        int tagIndex = navAdapter.getTags().indexOf(currentFragment);
-        if(tagIndex >= 0) {
-            return tagIndex;
-        } else if(ArrayUtils.contains(NAV_DRAWER_TAGS, currentFragment)) {
-            // the fragment was just hidden
-            return -1;
-        } else { // last fragment was not a list, but a feed
-            long feedId = Long.parseLong(currentFragment);
-            if (navDrawerData != null) {
-                List<Feed> feeds = navDrawerData.feeds;
-                for (int i = 0; i < feeds.size(); i++) {
-                    if (feeds.get(i).getId() == feedId) {
-                        return i + navAdapter.getSubscriptionOffset();
-                    }
-                }
-            }
-            return -1;
-        }
-    }
-
-    private AdapterView.OnItemClickListener navListClickListener = new AdapterView.OnItemClickListener() {
-        @Override
-        public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
-            int viewType = parent.getAdapter().getItemViewType(position);
-            if (viewType != NavListAdapter.VIEW_TYPE_SECTION_DIVIDER && position != selectedNavListIndex) {
-                loadFragment(position, null);
-            }
-            drawerLayout.closeDrawer(navDrawer);
-        }
-    };
-
-    private AdapterView.OnItemLongClickListener newListLongClickListener = new AdapterView.OnItemLongClickListener() {
-        @Override
-        public boolean onItemLongClick(AdapterView<?> parent, View view, int position, long id) {
-            if(position < navAdapter.getTags().size()) {
-                showDrawerPreferencesDialog();
-                return true;
-            } else {
-                mPosition = position;
-                return false;
-            }
-        }
-    };
-
-
-    @Override
-    protected void onPostCreate(Bundle savedInstanceState) {
-        super.onPostCreate(savedInstanceState);
-        drawerToggle.syncState();
-        if (savedInstanceState != null) {
-            currentTitle = savedInstanceState.getString(SAVE_TITLE);
-            if (!drawerLayout.isDrawerOpen(navDrawer)) {
-                getSupportActionBar().setTitle(currentTitle);
-            }
-            selectedNavListIndex = getSelectedNavListIndex();
-        }
-    }
-
-    @Override
-    public void onConfigurationChanged(Configuration newConfig) {
-        super.onConfigurationChanged(newConfig);
-        drawerToggle.onConfigurationChanged(newConfig);
-    }
-
-    @Override
-    protected void onSaveInstanceState(Bundle outState) {
-        super.onSaveInstanceState(outState);
-        outState.putString(SAVE_TITLE, getSupportActionBar().getTitle().toString());
-        outState.putInt(SAVE_BACKSTACK_COUNT, getSupportFragmentManager().getBackStackEntryCount());
-    }
-
-    @Override
-    public void onStart() {
-        super.onStart();
-        EventDistributor.getInstance().register(contentUpdate);
-        EventBus.getDefault().register(this);
-        RatingDialog.init(this);
-    }
-
-    @Override
-    protected void onPause() {
-        super.onPause();
-    }
-
-    @Override
-    protected void onResume() {
-        super.onResume();
-        StorageUtils.checkStorageAvailability(this);
-
-        Intent intent = getIntent();
-        if (intent.hasExtra(EXTRA_FEED_ID) ||
-                (navDrawerData != null && intent.hasExtra(EXTRA_NAV_TYPE) &&
-                        (intent.hasExtra(EXTRA_NAV_INDEX) || intent.hasExtra(EXTRA_FRAGMENT_TAG)))) {
-            handleNavIntent();
-        }
-        loadData();
-        RatingDialog.check();
-    }
-
-    @Override
-    protected void onStop() {
-        super.onStop();
-        EventDistributor.getInstance().unregister(contentUpdate);
-        EventBus.getDefault().unregister(this);
-        if(subscription != null) {
-            subscription.unsubscribe();
-        }
-        if(pd != null) {
-            pd.dismiss();
-        }
-    }
-
-
-    @TargetApi(Build.VERSION_CODES.ICE_CREAM_SANDWICH)
-    @Override
-    public void onTrimMemory(int level) {
-        super.onTrimMemory(level);
-        Glide.get(this).trimMemory(level);
-    }
-
-    @Override
-    public void onLowMemory() {
-        super.onLowMemory();
-        Glide.get(this).clearMemory();
-    }
-
-    @Override
-    public boolean onCreateOptionsMenu(Menu menu) {
-        boolean retVal = super.onCreateOptionsMenu(menu);
-        switch (getLastNavFragment()) {
-            case QueueFragment.TAG:
-            case EpisodesFragment.TAG:
-//                requestCastButton(MenuItem.SHOW_AS_ACTION_IF_ROOM);
-                return retVal;
-            case DownloadsFragment.TAG:
-            case PlaybackHistoryFragment.TAG:
-            case AddFeedFragment.TAG:
-            case SubscriptionFragment.TAG:
-                return retVal;
-            default:
-//                requestCastButton(MenuItem.SHOW_AS_ACTION_NEVER);
-                return retVal;
-        }
-
-    }
-
-    @Override
-    public boolean onOptionsItemSelected(MenuItem item) {
-        if (drawerToggle.onOptionsItemSelected(item)) {
-            return true;
-        } else if (item.getItemId() == android.R.id.home) {
-            if (getSupportFragmentManager().getBackStackEntryCount() > 0) {
-                dismissChildFragment();
-            }
-            return true;
-        } else {
-            return super.onOptionsItemSelected(item);
-        }
-    }
-
-
-    @Override
-    public void onCreateContextMenu(ContextMenu menu, View v, ContextMenu.ContextMenuInfo menuInfo) {
-        super.onCreateContextMenu(menu, v, menuInfo);
-        if(v.getId() != R.id.nav_list) {
-            return;
-        }
-        AdapterView.AdapterContextMenuInfo adapterInfo = (AdapterView.AdapterContextMenuInfo) menuInfo;
-        int position = adapterInfo.position;
-        if(position < navAdapter.getSubscriptionOffset()) {
-            return;
-        }
-        MenuInflater inflater = getMenuInflater();
-        inflater.inflate(R.menu.nav_feed_context, menu);
-        Feed feed = navDrawerData.feeds.get(position - navAdapter.getSubscriptionOffset());
-        menu.setHeaderTitle(feed.getTitle());
-        // episodes are not loaded, so we cannot check if the podcast has new or unplayed ones!
-    }
-
-
-    @Override
-    public boolean onContextItemSelected(MenuItem item) {
-        final int position = mPosition;
-        mPosition = -1; // reset
-        if(position < 0) {
-            return false;
-        }
-        Feed feed = navDrawerData.feeds.get(position - navAdapter.getSubscriptionOffset());
-        switch(item.getItemId()) {
-            case R.id.mark_all_seen_item:
-                DBWriter.markFeedSeen(feed.getId());
-                return true;
-            case R.id.mark_all_read_item:
-                DBWriter.markFeedRead(feed.getId());
-                return true;
-            case R.id.remove_item:
-                final FeedRemover remover = new FeedRemover(this, feed) {
-                    @Override
-                    protected void onPostExecute(Void result) {
-                        super.onPostExecute(result);
-                        if(getSelectedNavListIndex() == position) {
-                            loadFragment(EpisodesFragment.TAG, null);
-                        }
-                    }
-                };
-                ConfirmationDialog conDialog = new ConfirmationDialog(this,
-                        R.string.remove_feed_label,
-                        R.string.feed_delete_confirmation_msg) {
-                    @Override
-                    public void onConfirmButtonPressed(
-                            DialogInterface dialog) {
-                        dialog.dismiss();
-                        long mediaId = PlaybackPreferences.getCurrentlyPlayingFeedMediaId();
-                        if (mediaId > 0 &&
-                                FeedItemUtil.indexOfItemWithMediaId(feed.getItems(), mediaId) >= 0) {
-                            Log.d(TAG, "Currently playing episode is about to be deleted, skipping");
-                            remover.skipOnCompletion = true;
-                            int playerStatus = PlaybackPreferences.getCurrentPlayerStatus();
-                            if(playerStatus == PlaybackPreferences.PLAYER_STATUS_PLAYING) {
-                                sendBroadcast(new Intent(
-                                        PlaybackService.ACTION_PAUSE_PLAY_CURRENT_EPISODE));
-                            }
-                        }
-                        remover.executeAsync();
-                    }
-                };
-                conDialog.createNewDialog().show();
-                return true;
-            default:
-                return super.onContextItemSelected(item);
-        }
-    }
-
-    @Override
-    public void onBackPressed() {
-        if(isDrawerOpen()) {
-            drawerLayout.closeDrawer(navDrawer);
-        } else {
-            super.onBackPressed();
-        }
-    }
-
-    private DBReader.NavDrawerData navDrawerData;
-    private int selectedNavListIndex = 0;
-
-    private NavListAdapter.ItemAccess itemAccess = new NavListAdapter.ItemAccess() {
-        @Override
-        public int getCount() {
-            if (navDrawerData != null) {
-                return navDrawerData.feeds.size();
-            } else {
-                return 0;
-            }
-        }
-
-        @Override
-        public Feed getItem(int position) {
-            if (navDrawerData != null && 0 <= position && position < navDrawerData.feeds.size()) {
-                return navDrawerData.feeds.get(position);
-            } else {
-                return null;
-            }
-        }
-
-        @Override
-        public int getSelectedItemIndex() {
-            return selectedNavListIndex;
-        }
-
-        @Override
-        public int getQueueSize() {
-            return (navDrawerData != null) ? navDrawerData.queueSize : 0;
-        }
-
-        @Override
-        public int getNumberOfNewItems() {
-            return (navDrawerData != null) ? navDrawerData.numNewItems : 0;
-        }
-
-        @Override
-        public int getNumberOfDownloadedItems() {
-            return (navDrawerData != null) ? navDrawerData.numDownloadedItems : 0;
-        }
-
-        @Override
-        public int getReclaimableItems() {
-            return (navDrawerData != null) ? navDrawerData.reclaimableSpace : 0;
-        }
-
-        @Override
-        public int getFeedCounter(long feedId) {
-            return navDrawerData != null ? navDrawerData.feedCounters.get(feedId) : 0;
-        }
-
-        @Override
-        public int getFeedCounterSum() {
-            if(navDrawerData == null) {
-                return 0;
-            }
-            int sum = 0;
-            for(int counter : navDrawerData.feedCounters.values()) {
-                sum += counter;
-            }
-            return sum;
-        }
-
-    };
-
-    private void loadData() {
-        subscription = Observable.fromCallable(DBReader::getNavDrawerData)
-                .subscribeOn(Schedulers.newThread())
-                .observeOn(AndroidSchedulers.mainThread())
-                .subscribe(result -> {
-                    boolean handleIntent = (navDrawerData == null);
-
-                    navDrawerData = result;
-                    navAdapter.notifyDataSetChanged();
-
-                    if (handleIntent) {
-                        handleNavIntent();
-                    }
-                }, error -> {
-                    Log.e(TAG, Log.getStackTraceString(error));
-                });
-    }
-
-    public void onEvent(QueueEvent event) {
-        Log.d(TAG, "onEvent(" + event + ")");
-        // we are only interested in the number of queue items, not download status or position
-        if(event.action == QueueEvent.Action.DELETED_MEDIA ||
-                event.action == QueueEvent.Action.SORTED ||
-                event.action == QueueEvent.Action.MOVED) {
-            return;
-        }
-        loadData();
-    }
-
-    public void onEventMainThread(ProgressEvent event) {
-        Log.d(TAG, "onEvent(" + event + ")");
-        switch(event.action) {
-            case START:
-                pd = new ProgressDialog(this);
-                pd.setMessage(event.message);
-                pd.setIndeterminate(true);
-                pd.setCancelable(false);
-                pd.show();
-                break;
-            case END:
-                if(pd != null) {
-                    pd.dismiss();
-                }
-                break;
-        }
-    }
-
-    private EventDistributor.EventListener contentUpdate = new EventDistributor.EventListener() {
-
-        @Override
-        public void update(EventDistributor eventDistributor, Integer arg) {
-            if ((EVENTS & arg) != 0) {
-                Log.d(TAG, "Received contentUpdate Intent.");
-                loadData();
-            }
-        }
-    };
-
-    private void handleNavIntent() {
-        Log.d(TAG, "handleNavIntent()");
-        Intent intent = getIntent();
-        if (intent.hasExtra(EXTRA_FEED_ID) ||
-                (intent.hasExtra(EXTRA_NAV_TYPE) &&
-                        (intent.hasExtra(EXTRA_NAV_INDEX) || intent.hasExtra(EXTRA_FRAGMENT_TAG)))) {
-            int index = intent.getIntExtra(EXTRA_NAV_INDEX, -1);
-            String tag = intent.getStringExtra(EXTRA_FRAGMENT_TAG);
-            Bundle args = intent.getBundleExtra(EXTRA_FRAGMENT_ARGS);
-            long feedId = intent.getLongExtra(EXTRA_FEED_ID, 0);
-            if (index >= 0) {
-                loadFragment(index, args);
-            } else if (tag != null) {
-                loadFragment(tag, args);
-            } else if(feedId > 0) {
-                loadFeedFragmentById(feedId, args);
-            }
-        }
-        setIntent(new Intent(MainActivity.this, MainActivity.class)); // to avoid handling the intent twice when the configuration changes
-    }
-
-    @Override
-    protected void onNewIntent(Intent intent) {
-        super.onNewIntent(intent);
-        setIntent(intent);
-    }
-}
diff --git a/app/src/free/java/de/danoeh/antennapod/fragment/ItemFragment.java b/app/src/free/java/de/danoeh/antennapod/fragment/ItemFragment.java
deleted file mode 100644
index 0e11a5a17..000000000
--- a/app/src/free/java/de/danoeh/antennapod/fragment/ItemFragment.java
+++ /dev/null
@@ -1,592 +0,0 @@
-package de.danoeh.antennapod.fragment;
-
-import android.content.ClipData;
-import android.content.Context;
-import android.content.Intent;
-import android.net.Uri;
-import android.os.Build;
-import android.os.Bundle;
-import android.support.annotation.Nullable;
-import android.support.v4.app.Fragment;
-import android.support.v4.content.ContextCompat;
-import android.support.v4.view.GestureDetectorCompat;
-import android.text.Layout;
-import android.text.TextUtils;
-import android.util.Log;
-import android.view.ContextMenu;
-import android.view.LayoutInflater;
-import android.view.Menu;
-import android.view.MenuInflater;
-import android.view.MenuItem;
-import android.view.MotionEvent;
-import android.view.View;
-import android.view.ViewGroup;
-import android.webkit.WebSettings;
-import android.webkit.WebView;
-import android.webkit.WebViewClient;
-import android.widget.ImageView;
-import android.widget.LinearLayout;
-import android.widget.ProgressBar;
-import android.widget.TextView;
-import android.widget.Toast;
-
-import com.bumptech.glide.Glide;
-import com.joanzapata.iconify.Iconify;
-import com.joanzapata.iconify.widget.IconButton;
-
-import org.apache.commons.lang3.ArrayUtils;
-
-import java.util.List;
-
-import de.danoeh.antennapod.R;
-import de.danoeh.antennapod.activity.MainActivity;
-import de.danoeh.antennapod.adapter.DefaultActionButtonCallback;
-import de.danoeh.antennapod.core.event.DownloadEvent;
-import de.danoeh.antennapod.core.event.DownloaderUpdate;
-import de.danoeh.antennapod.core.event.FeedItemEvent;
-import de.danoeh.antennapod.core.feed.EventDistributor;
-import de.danoeh.antennapod.core.feed.FeedItem;
-import de.danoeh.antennapod.core.feed.FeedMedia;
-import de.danoeh.antennapod.core.glide.ApGlideSettings;
-import de.danoeh.antennapod.core.preferences.UserPreferences;
-import de.danoeh.antennapod.core.service.download.Downloader;
-import de.danoeh.antennapod.core.storage.DBReader;
-import de.danoeh.antennapod.core.storage.DBTasks;
-import de.danoeh.antennapod.core.storage.DBWriter;
-import de.danoeh.antennapod.core.storage.DownloadRequestException;
-import de.danoeh.antennapod.core.storage.DownloadRequester;
-import de.danoeh.antennapod.core.util.Converter;
-import de.danoeh.antennapod.core.util.DateUtils;
-import de.danoeh.antennapod.core.util.IntentUtils;
-import de.danoeh.antennapod.core.util.LongList;
-import de.danoeh.antennapod.core.util.ShareUtils;
-import de.danoeh.antennapod.core.util.playback.Timeline;
-import de.danoeh.antennapod.menuhandler.FeedItemMenuHandler;
-import de.danoeh.antennapod.view.OnSwipeGesture;
-import de.danoeh.antennapod.view.SwipeGestureDetector;
-import de.greenrobot.event.EventBus;
-import rx.Observable;
-import rx.Subscription;
-import rx.android.schedulers.AndroidSchedulers;
-import rx.schedulers.Schedulers;
-
-/**
- * Displays information about a FeedItem and actions.
- */
-public class ItemFragment extends Fragment implements OnSwipeGesture {
-
-    private static final String TAG = "ItemFragment";
-
-    private static final int EVENTS = EventDistributor.UNREAD_ITEMS_UPDATE;
-
-    private static final String ARG_FEEDITEMS = "feeditems";
-    private static final String ARG_FEEDITEM_POS = "feeditem_pos";
-
-    private GestureDetectorCompat headerGestureDetector;
-    private GestureDetectorCompat webviewGestureDetector;
-
-    /**
-     * Creates a new instance of an ItemFragment
-     *
-     * @param feeditem The ID of the FeedItem that should be displayed.
-     * @return The ItemFragment instance
-     */
-    public static ItemFragment newInstance(long feeditem) {
-        return newInstance(new long[] { feeditem }, 0);
-    }
-
-    /**
-     * Creates a new instance of an ItemFragment
-     *
-     * @param feeditems The IDs of the FeedItems that belong to the same list
-     * @param feedItemPos The position of the FeedItem that is currently shown
-     * @return The ItemFragment instance
-     */
-    public static ItemFragment newInstance(long[] feeditems, int feedItemPos) {
-        ItemFragment fragment = new ItemFragment();
-        Bundle args = new Bundle();
-        args.putLongArray(ARG_FEEDITEMS, feeditems);
-        args.putInt(ARG_FEEDITEM_POS, feedItemPos);
-        fragment.setArguments(args);
-        return fragment;
-    }
-
-    private boolean itemsLoaded = false;
-    private long[] feedItems;
-    private int feedItemPos;
-    private FeedItem item;
-    private String webviewData;
-    private List<Downloader> downloaderList;
-
-    private ViewGroup root;
-    private WebView webvDescription;
-    private TextView txtvPodcast;
-    private TextView txtvTitle;
-    private TextView txtvDuration;
-    private TextView txtvPublished;
-    private ImageView imgvCover;
-    private ProgressBar progbarDownload;
-    private ProgressBar progbarLoading;
-    private IconButton butAction1;
-    private IconButton butAction2;
-    private Menu popupMenu;
-
-    private Subscription subscription;
-
-    /**
-     * URL that was selected via long-press.
-     */
-    private String selectedURL;
-
-    @Override
-    public void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        setRetainInstance(true);
-        setHasOptionsMenu(true);
-
-        feedItems = getArguments().getLongArray(ARG_FEEDITEMS);
-        feedItemPos = getArguments().getInt(ARG_FEEDITEM_POS);
-
-        headerGestureDetector = new GestureDetectorCompat(getActivity(), new SwipeGestureDetector(this));
-        webviewGestureDetector = new GestureDetectorCompat(getActivity(), new SwipeGestureDetector(this) {
-            // necessary for the longclick context menu to work properly
-            @Override
-            public boolean onDown(MotionEvent e) {
-                return false;
-            }
-        });
-    }
-
-    @Override
-    public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
-        super.onCreateView(inflater, container, savedInstanceState);
-        View layout = inflater.inflate(R.layout.feeditem_fragment, container, false);
-
-        root = (ViewGroup) layout.findViewById(R.id.content_root);
-
-        LinearLayout header = (LinearLayout) root.findViewById(R.id.header);
-        if(feedItems.length > 0) {
-            header.setOnTouchListener((v, event) -> headerGestureDetector.onTouchEvent(event));
-        }
-
-        txtvPodcast = (TextView) layout.findViewById(R.id.txtvPodcast);
-        txtvPodcast.setOnClickListener(v -> openPodcast());
-        txtvTitle = (TextView) layout.findViewById(R.id.txtvTitle);
-        if(Build.VERSION.SDK_INT >= 23) {
-            txtvTitle.setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_FULL);
-        }
-        txtvDuration = (TextView) layout.findViewById(R.id.txtvDuration);
-        txtvPublished = (TextView) layout.findViewById(R.id.txtvPublished);
-        if (Build.VERSION.SDK_INT >= 14) { // ellipsize is causing problems on old versions, see #448
-            txtvTitle.setEllipsize(TextUtils.TruncateAt.END);
-        }
-        webvDescription = (WebView) layout.findViewById(R.id.webvDescription);
-        if (UserPreferences.getTheme() == R.style.Theme_AntennaPod_Dark) {
-            if (Build.VERSION.SDK_INT >= 11
-                && Build.VERSION.SDK_INT <= Build.VERSION_CODES.ICE_CREAM_SANDWICH_MR1) {
-                webvDescription.setLayerType(View.LAYER_TYPE_SOFTWARE, null);
-            }
-            webvDescription.setBackgroundColor(ContextCompat.getColor(getContext(), R.color.black));
-        }
-        webvDescription.getSettings().setUseWideViewPort(false);
-        webvDescription.getSettings().setLayoutAlgorithm(
-            WebSettings.LayoutAlgorithm.NARROW_COLUMNS);
-        webvDescription.getSettings().setLoadWithOverviewMode(true);
-        if(feedItems.length > 0) {
-            webvDescription.setOnLongClickListener(webViewLongClickListener);
-        }
-        webvDescription.setOnTouchListener((v, event) -> webviewGestureDetector.onTouchEvent(event));
-        webvDescription.setWebViewClient(new WebViewClient() {
-            @Override
-            public boolean shouldOverrideUrlLoading(WebView view, String url) {
-                Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
-                if(IntentUtils.isCallable(getActivity(), intent)) {
-                    startActivity(intent);
-                }
-                return true;
-            }
-        });
-        registerForContextMenu(webvDescription);
-
-        imgvCover = (ImageView) layout.findViewById(R.id.imgvCover);
-        imgvCover.setOnClickListener(v -> openPodcast());
-        progbarDownload = (ProgressBar) layout.findViewById(R.id.progbarDownload);
-        progbarLoading = (ProgressBar) layout.findViewById(R.id.progbarLoading);
-        butAction1 = (IconButton) layout.findViewById(R.id.butAction1);
-        butAction2 = (IconButton) layout.findViewById(R.id.butAction2);
-
-        butAction1.setOnClickListener(v -> {
-            if (item == null) {
-                return;
-            }
-            DefaultActionButtonCallback actionButtonCallback = new DefaultActionButtonCallback(getActivity());
-            actionButtonCallback.onActionButtonPressed(item, item.isTagged(FeedItem.TAG_QUEUE) ?
-                    LongList.of(item.getId()) : new LongList(0));
-            FeedMedia media = item.getMedia();
-            if (media != null && media.isDownloaded()) {
-                // playback was started, dialog should close itself
-                ((MainActivity) getActivity()).dismissChildFragment();
-            }
-        });
-
-        butAction2.setOnClickListener(v -> {
-            if (item == null) {
-                return;
-            }
-
-            if (item.hasMedia()) {
-                FeedMedia media = item.getMedia();
-                if (!media.isDownloaded()) {
-                    DBTasks.playMedia(getActivity(), media, true, true, true);
-                    ((MainActivity) getActivity()).dismissChildFragment();
-                } else {
-                    DBWriter.deleteFeedMediaOfItem(getActivity(), media.getId());
-                }
-            } else if (item.getLink() != null) {
-                Uri uri = Uri.parse(item.getLink());
-                getActivity().startActivity(new Intent(Intent.ACTION_VIEW, uri));
-            }
-        });
-
-        return layout;
-    }
-
-    @Override
-    public void onActivityCreated(@Nullable Bundle savedInstanceState) {
-        super.onActivityCreated(savedInstanceState);
-        load();
-    }
-
-    @Override
-    public void onResume() {
-        super.onResume();
-        EventDistributor.getInstance().register(contentUpdate);
-        EventBus.getDefault().registerSticky(this);
-        if(itemsLoaded) {
-            progbarLoading.setVisibility(View.GONE);
-            updateAppearance();
-        }
-    }
-
-    @Override
-    public void onPause() {
-        super.onPause();
-        EventDistributor.getInstance().unregister(contentUpdate);
-        EventBus.getDefault().unregister(this);
-    }
-
-    @Override
-    public void onDestroyView() {
-        super.onDestroyView();
-        if(subscription != null) {
-            subscription.unsubscribe();
-        }
-        if (webvDescription != null && root != null) {
-            root.removeView(webvDescription);
-            webvDescription.destroy();
-        }
-    }
-
-    @Override
-    public boolean onSwipeLeftToRight() {
-        Log.d(TAG, "onSwipeLeftToRight()");
-        feedItemPos = feedItemPos - 1;
-        if(feedItemPos < 0) {
-            feedItemPos = feedItems.length - 1;
-        }
-        load();
-        return true;
-    }
-
-    @Override
-    public boolean onSwipeRightToLeft() {
-        Log.d(TAG, "onSwipeRightToLeft()");
-        feedItemPos = (feedItemPos + 1) % feedItems.length;
-        load();
-        return true;
-    }
-
-    @Override
-    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
-        if(!isAdded() || item == null) {
-            return;
-        }
-//        ((CastEnabledActivity) getActivity()).requestCastButton(MenuItem.SHOW_AS_ACTION_ALWAYS);
-        inflater.inflate(R.menu.feeditem_options, menu);
-        popupMenu = menu;
-        if (item.hasMedia()) {
-            FeedItemMenuHandler.onPrepareMenu(popupMenuInterface, item, true, null);
-        } else {
-            // these are already available via button1 and button2
-            FeedItemMenuHandler.onPrepareMenu(popupMenuInterface, item, true, null,
-                    R.id.mark_read_item, R.id.visit_website_item);
-        }
-    }
-
-    @Override
-    public boolean onOptionsItemSelected(MenuItem menuItem) {
-        switch(menuItem.getItemId()) {
-            case R.id.open_podcast:
-                openPodcast();
-                return true;
-            default:
-                try {
-                    return FeedItemMenuHandler.onMenuItemClicked(getActivity(), menuItem.getItemId(), item);
-                } catch (DownloadRequestException e) {
-                    e.printStackTrace();
-                    Toast.makeText(getActivity(), e.getMessage(), Toast.LENGTH_LONG).show();
-                    return true;
-                }
-        }
-    }
-
-    private final FeedItemMenuHandler.MenuInterface popupMenuInterface = new FeedItemMenuHandler.MenuInterface() {
-        @Override
-        public void setItemVisibility(int id, boolean visible) {
-            MenuItem item = popupMenu.findItem(id);
-            if (item != null) {
-                item.setVisible(visible);
-            }
-        }
-    };
-
-
-    private void onFragmentLoaded() {
-        if (webviewData != null) {
-            webvDescription.loadDataWithBaseURL(null, webviewData, "text/html", "utf-8", "about:blank");
-        }
-        updateAppearance();
-    }
-
-    private void updateAppearance() {
-        if (item == null) {
-            Log.d(TAG, "updateAppearance item is null");
-            return;
-        }
-        getActivity().supportInvalidateOptionsMenu();
-        txtvPodcast.setText(item.getFeed().getTitle());
-        txtvTitle.setText(item.getTitle());
-
-        if (item.getPubDate() != null) {
-            String pubDateStr = DateUtils.formatAbbrev(getActivity(), item.getPubDate());
-            txtvPublished.setText(pubDateStr);
-        }
-
-        Glide.with(getActivity())
-                .load(item.getImageLocation())
-                .placeholder(R.color.light_gray)
-                .error(R.color.light_gray)
-                .diskCacheStrategy(ApGlideSettings.AP_DISK_CACHE_STRATEGY)
-                .fitCenter()
-                .dontAnimate()
-                .into(imgvCover);
-
-        progbarDownload.setVisibility(View.GONE);
-        if (item.hasMedia() && downloaderList != null) {
-            for (Downloader downloader : downloaderList) {
-                if (downloader.getDownloadRequest().getFeedfileType() == FeedMedia.FEEDFILETYPE_FEEDMEDIA
-                        && downloader.getDownloadRequest().getFeedfileId() == item.getMedia().getId()) {
-                    progbarDownload.setVisibility(View.VISIBLE);
-                    progbarDownload.setProgress(downloader.getDownloadRequest().getProgressPercent());
-                }
-            }
-        }
-
-        FeedMedia media = item.getMedia();
-        String butAction1Icon = null;
-        int butAction1Text = 0;
-        String butAction2Icon = null;
-        int butAction2Text = 0;
-        if (media == null) {
-            if (!item.isPlayed()) {
-                butAction1Icon = "{fa-check 24sp}";
-                butAction1Text = R.string.mark_read_label;
-            }
-            if (item.getLink() != null) {
-                butAction2Icon = "{md-web 24sp}";
-                butAction2Text = R.string.visit_website_label;
-            }
-        } else {
-            if(media.getDuration() > 0) {
-                txtvDuration.setText(Converter.getDurationStringLong(media.getDuration()));
-            }
-            boolean isDownloading = DownloadRequester.getInstance().isDownloadingFile(media);
-            if (!media.isDownloaded()) {
-                butAction2Icon = "{md-settings-input-antenna 24sp}";
-                butAction2Text = R.string.stream_label;
-            } else {
-                butAction2Icon = "{md-delete 24sp}";
-                butAction2Text = R.string.remove_label;
-            }
-            if (isDownloading) {
-                butAction1Icon = "{md-cancel 24sp}";
-                butAction1Text = R.string.cancel_label;
-            } else if (media.isDownloaded()) {
-                butAction1Icon = "{md-play-arrow 24sp}";
-                butAction1Text = R.string.play_label;
-            } else {
-                butAction1Icon = "{md-file-download 24sp}";
-                butAction1Text = R.string.download_label;
-            }
-        }
-        if(butAction1Icon != null && butAction1Text != 0) {
-            butAction1.setText(butAction1Icon +"\u0020\u0020" + getActivity().getString(butAction1Text));
-            Iconify.addIcons(butAction1);
-            butAction1.setVisibility(View.VISIBLE);
-        } else {
-            butAction1.setVisibility(View.INVISIBLE);
-        }
-        if(butAction2Icon != null && butAction2Text != 0) {
-            butAction2.setText(butAction2Icon +"\u0020\u0020" + getActivity().getString(butAction2Text));
-            Iconify.addIcons(butAction2);
-            butAction2.setVisibility(View.VISIBLE);
-        } else {
-            butAction2.setVisibility(View.INVISIBLE);
-        }
-    }
-
-    private View.OnLongClickListener webViewLongClickListener = new View.OnLongClickListener() {
-
-        @Override
-        public boolean onLongClick(View v) {
-            WebView.HitTestResult r = webvDescription.getHitTestResult();
-            if (r != null
-                    && r.getType() == WebView.HitTestResult.SRC_ANCHOR_TYPE) {
-                Log.d(TAG, "Link of webview was long-pressed. Extra: " + r.getExtra());
-                selectedURL = r.getExtra();
-                webvDescription.showContextMenu();
-                return true;
-            }
-            selectedURL = null;
-            return false;
-        }
-    };
-
-    @Override
-    public boolean onContextItemSelected(MenuItem item) {
-        boolean handled = selectedURL != null;
-        if (selectedURL != null) {
-            switch (item.getItemId()) {
-                case R.id.open_in_browser_item:
-                    Uri uri = Uri.parse(selectedURL);
-                    final Intent intent = new Intent(Intent.ACTION_VIEW, uri);
-                    if(IntentUtils.isCallable(getActivity(), intent)) {
-                        getActivity().startActivity(intent);
-                    }
-                    break;
-                case R.id.share_url_item:
-                    ShareUtils.shareLink(getActivity(), selectedURL);
-                    break;
-                case R.id.copy_url_item:
-                    if (android.os.Build.VERSION.SDK_INT >= 11) {
-                        ClipData clipData = ClipData.newPlainText(selectedURL,
-                                selectedURL);
-                        android.content.ClipboardManager cm = (android.content.ClipboardManager) getActivity()
-                                .getSystemService(Context.CLIPBOARD_SERVICE);
-                        cm.setPrimaryClip(clipData);
-                    } else {
-                        android.text.ClipboardManager cm = (android.text.ClipboardManager) getActivity()
-                                .getSystemService(Context.CLIPBOARD_SERVICE);
-                        cm.setText(selectedURL);
-                    }
-                    Toast t = Toast.makeText(getActivity(),
-                            R.string.copied_url_msg, Toast.LENGTH_SHORT);
-                    t.show();
-                    break;
-                default:
-                    handled = false;
-                    break;
-
-            }
-            selectedURL = null;
-        }
-        return handled;
-    }
-
-    @Override
-    public void onCreateContextMenu(ContextMenu menu, View v,
-                                    ContextMenu.ContextMenuInfo menuInfo) {
-        if (selectedURL != null) {
-            super.onCreateContextMenu(menu, v, menuInfo);
-                Uri uri = Uri.parse(selectedURL);
-                final Intent intent = new Intent(Intent.ACTION_VIEW, uri);
-                if(IntentUtils.isCallable(getActivity(), intent)) {
-                    menu.add(Menu.NONE, R.id.open_in_browser_item, Menu.NONE,
-                            R.string.open_in_browser_label);
-                }
-                menu.add(Menu.NONE, R.id.copy_url_item, Menu.NONE,
-                        R.string.copy_url_label);
-                menu.add(Menu.NONE, R.id.share_url_item, Menu.NONE,
-                        R.string.share_url_label);
-                menu.setHeaderTitle(selectedURL);
-        }
-    }
-
-    private void openPodcast() {
-        Fragment fragment = ItemlistFragment.newInstance(item.getFeedId());
-        ((MainActivity)getActivity()).loadChildFragment(fragment);
-    }
-
-    public void onEventMainThread(FeedItemEvent event) {
-        Log.d(TAG, "onEventMainThread() called with: " + "event = [" + event + "]");
-        for(FeedItem item : event.items) {
-            if(feedItems[feedItemPos] == item.getId()) {
-                load();
-                return;
-            }
-        }
-    }
-
-    public void onEventMainThread(DownloadEvent event) {
-        Log.d(TAG, "onEventMainThread() called with: " + "event = [" + event + "]");
-        DownloaderUpdate update = event.update;
-        downloaderList = update.downloaders;
-        if(item == null || item.getMedia() == null) {
-            return;
-        }
-        long mediaId = item.getMedia().getId();
-        if(ArrayUtils.contains(update.mediaIds, mediaId)) {
-            if (itemsLoaded && getActivity() != null) {
-                updateAppearance();
-            }
-        }
-    }
-
-
-    private EventDistributor.EventListener contentUpdate = new EventDistributor.EventListener() {
-        @Override
-        public void update(EventDistributor eventDistributor, Integer arg) {
-            if ((arg & EVENTS) != 0) {
-                load();
-            }
-        }
-    };
-
-    private void load() {
-        if(subscription != null) {
-            subscription.unsubscribe();
-        }
-        progbarLoading.setVisibility(View.VISIBLE);
-        subscription = Observable.fromCallable(this::loadInBackground)
-            .subscribeOn(Schedulers.newThread())
-            .observeOn(AndroidSchedulers.mainThread())
-            .subscribe(result -> {
-                progbarLoading.setVisibility(View.GONE);
-                item = result;
-                itemsLoaded = true;
-                onFragmentLoaded();
-            }, error -> {
-                Log.e(TAG, Log.getStackTraceString(error));
-            });
-    }
-
-    private FeedItem loadInBackground() {
-        FeedItem feedItem = DBReader.getFeedItem(feedItems[feedItemPos]);
-        if (feedItem != null) {
-            Timeline t = new Timeline(getActivity(), feedItem);
-            webviewData = t.processShownotes(false);
-        }
-        return feedItem;
-    }
-
-}
diff --git a/app/src/free/java/de/danoeh/antennapod/preferences/PreferenceControllerHelper.java b/app/src/free/java/de/danoeh/antennapod/preferences/PreferenceControllerHelper.java
new file mode 100644
index 000000000..879f9ed1b
--- /dev/null
+++ b/app/src/free/java/de/danoeh/antennapod/preferences/PreferenceControllerHelper.java
@@ -0,0 +1,13 @@
+package de.danoeh.antennapod.preferences;
+
+import de.danoeh.antennapod.core.preferences.UserPreferences;
+
+/**
+ * Implements functions from PreferenceController that are flavor dependent.
+ */
+public class PreferenceControllerHelper {
+
+    static void setupFlavoredUI(PreferenceController.PreferenceUI ui) {
+        ui.findPreference(UserPreferences.PREF_CAST_ENABLED).setEnabled(false);
+    }
+}
diff --git a/app/src/play/java/de/danoeh/antennapod/activity/MainActivity.java b/app/src/main/java/de/danoeh/antennapod/activity/MainActivity.java
index 17965ca8e..a6f55d70a 100644
--- a/app/src/play/java/de/danoeh/antennapod/activity/MainActivity.java
+++ b/app/src/main/java/de/danoeh/antennapod/activity/MainActivity.java
@@ -48,6 +48,7 @@ import de.danoeh.antennapod.core.service.playback.PlaybackService;
 import de.danoeh.antennapod.core.storage.DBReader;
 import de.danoeh.antennapod.core.storage.DBWriter;
 import de.danoeh.antennapod.core.util.FeedItemUtil;
+import de.danoeh.antennapod.core.util.Flavors;
 import de.danoeh.antennapod.core.util.StorageUtils;
 import de.danoeh.antennapod.dialog.RatingDialog;
 import de.danoeh.antennapod.fragment.AddFeedFragment;
@@ -507,21 +508,24 @@ public class MainActivity extends CastEnabledActivity implements NavDrawerActivi
     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
         boolean retVal = super.onCreateOptionsMenu(menu);
-        switch (getLastNavFragment()) {
-            case QueueFragment.TAG:
-            case EpisodesFragment.TAG:
+        if (Flavors.FLAVOR == Flavors.PLAY) {
+            switch (getLastNavFragment()) {
+                case QueueFragment.TAG:
+                case EpisodesFragment.TAG:
                 requestCastButton(MenuItem.SHOW_AS_ACTION_IF_ROOM);
-                return retVal;
-            case DownloadsFragment.TAG:
-            case PlaybackHistoryFragment.TAG:
-            case AddFeedFragment.TAG:
-            case SubscriptionFragment.TAG:
-                return retVal;
-            default:
+                    return retVal;
+                case DownloadsFragment.TAG:
+                case PlaybackHistoryFragment.TAG:
+                case AddFeedFragment.TAG:
+                case SubscriptionFragment.TAG:
+                    return retVal;
+                default:
                 requestCastButton(MenuItem.SHOW_AS_ACTION_NEVER);
-                return retVal;
+                    return retVal;
+            }
+        } else {
+            return retVal;
         }
-
     }
 
     @Override
diff --git a/app/src/free/java/de/danoeh/antennapod/activity/MediaplayerActivity.java b/app/src/main/java/de/danoeh/antennapod/activity/MediaplayerActivity.java
index 0d6e5504a..ce8672b59 100644
--- a/app/src/free/java/de/danoeh/antennapod/activity/MediaplayerActivity.java
+++ b/app/src/main/java/de/danoeh/antennapod/activity/MediaplayerActivity.java
@@ -39,6 +39,7 @@ import de.danoeh.antennapod.core.storage.DBReader;
 import de.danoeh.antennapod.core.storage.DBTasks;
 import de.danoeh.antennapod.core.storage.DBWriter;
 import de.danoeh.antennapod.core.util.Converter;
+import de.danoeh.antennapod.core.util.Flavors;
 import de.danoeh.antennapod.core.util.ShareUtils;
 import de.danoeh.antennapod.core.util.StorageUtils;
 import de.danoeh.antennapod.core.util.playback.MediaPlayerError;
@@ -281,7 +282,9 @@ public abstract class MediaplayerActivity extends CastEnabledActivity implements
     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
         super.onCreateOptionsMenu(menu);
-//        requestCastButton(MenuItem.SHOW_AS_ACTION_ALWAYS);
+        if (Flavors.FLAVOR == Flavors.PLAY) {
+            requestCastButton(MenuItem.SHOW_AS_ACTION_ALWAYS);
+        }
         MenuInflater inflater = getMenuInflater();
         inflater.inflate(R.menu.mediaplayer, menu);
         return true;
diff --git a/app/src/play/java/de/danoeh/antennapod/fragment/ItemFragment.java b/app/src/main/java/de/danoeh/antennapod/fragment/ItemFragment.java
index 524b78ed2..6c2e608dc 100644
--- a/app/src/play/java/de/danoeh/antennapod/fragment/ItemFragment.java
+++ b/app/src/main/java/de/danoeh/antennapod/fragment/ItemFragment.java
@@ -58,6 +58,7 @@ import de.danoeh.antennapod.core.storage.DownloadRequestException;
 import de.danoeh.antennapod.core.storage.DownloadRequester;
 import de.danoeh.antennapod.core.util.Converter;
 import de.danoeh.antennapod.core.util.DateUtils;
+import de.danoeh.antennapod.core.util.Flavors;
 import de.danoeh.antennapod.core.util.IntentUtils;
 import de.danoeh.antennapod.core.util.LongList;
 import de.danoeh.antennapod.core.util.ShareUtils;
@@ -312,7 +313,10 @@ public class ItemFragment extends Fragment implements OnSwipeGesture {
         if(!isAdded() || item == null) {
             return;
         }
-        ((CastEnabledActivity) getActivity()).requestCastButton(MenuItem.SHOW_AS_ACTION_ALWAYS);
+        super.onCreateOptionsMenu(menu, inflater);
+        if (Flavors.FLAVOR == Flavors.PLAY) {
+            ((CastEnabledActivity) getActivity()).requestCastButton(MenuItem.SHOW_AS_ACTION_ALWAYS);
+        }
         inflater.inflate(R.menu.feeditem_options, menu);
         popupMenu = menu;
         if (item.hasMedia()) {
diff --git a/app/src/free/java/de/danoeh/antennapod/preferences/PreferenceController.java b/app/src/main/java/de/danoeh/antennapod/preferences/PreferenceController.java
index 5cd44c0a7..fd82d71ff 100644
--- a/app/src/free/java/de/danoeh/antennapod/preferences/PreferenceController.java
+++ b/app/src/main/java/de/danoeh/antennapod/preferences/PreferenceController.java
@@ -410,22 +410,7 @@ public class PreferenceController implements SharedPreferences.OnSharedPreferenc
             ui.getActivity().startActivity(Intent.createChooser(emailIntent, intentTitle));
             return true;
         });
-        //checks whether Google Play Services is installed on the device (condition necessary for Cast support)
-//        ui.findPreference(UserPreferences.PREF_CAST_ENABLED).setOnPreferenceChangeListener((preference, o) -> {
-//            if (o instanceof Boolean && ((Boolean) o)) {
-//                final int googlePlayServicesCheck = GoogleApiAvailability.getInstance()
-//                        .isGooglePlayServicesAvailable(ui.getActivity());
-//                if (googlePlayServicesCheck == ConnectionResult.SUCCESS) {
-//                    return true;
-//                } else {
-//                    GoogleApiAvailability.getInstance()
-//                            .getErrorDialog(ui.getActivity(), googlePlayServicesCheck, 0)
-//                            .show();
-//                    return false;
-//                }
-//            }
-//            return true;
-//        });
+        PreferenceControllerHelper.setupFlavoredUI(ui);
         buildEpisodeCleanupPreference();
         buildSmartMarkAsPlayedPreference();
         buildAutodownloadSelectedNetworsPreference();
diff --git a/app/src/play/java/de/danoeh/antennapod/activity/MediaplayerActivity.java b/app/src/play/java/de/danoeh/antennapod/activity/MediaplayerActivity.java
deleted file mode 100644
index 71d288725..000000000
--- a/app/src/play/java/de/danoeh/antennapod/activity/MediaplayerActivity.java
+++ /dev/null
@@ -1,876 +0,0 @@
-package de.danoeh.antennapod.activity;
-
-import android.annotation.TargetApi;
-import android.content.Intent;
-import android.content.SharedPreferences;
-import android.content.res.TypedArray;
-import android.graphics.Color;
-import android.graphics.PixelFormat;
-import android.net.Uri;
-import android.os.Build;
-import android.os.Bundle;
-import android.support.v7.app.AlertDialog;
-import android.util.Log;
-import android.view.Menu;
-import android.view.MenuInflater;
-import android.view.MenuItem;
-import android.view.View;
-import android.widget.Button;
-import android.widget.CheckBox;
-import android.widget.ImageButton;
-import android.widget.SeekBar;
-import android.widget.SeekBar.OnSeekBarChangeListener;
-import android.widget.TextView;
-import android.widget.Toast;
-
-import com.afollestad.materialdialogs.MaterialDialog;
-import com.bumptech.glide.Glide;
-import com.joanzapata.iconify.IconDrawable;
-import com.joanzapata.iconify.fonts.FontAwesomeIcons;
-
-import java.util.Locale;
-
-import de.danoeh.antennapod.R;
-import de.danoeh.antennapod.core.feed.FeedItem;
-import de.danoeh.antennapod.core.feed.FeedMedia;
-import de.danoeh.antennapod.core.preferences.UserPreferences;
-import de.danoeh.antennapod.core.service.playback.PlaybackService;
-import de.danoeh.antennapod.core.storage.DBReader;
-import de.danoeh.antennapod.core.storage.DBTasks;
-import de.danoeh.antennapod.core.storage.DBWriter;
-import de.danoeh.antennapod.core.util.Converter;
-import de.danoeh.antennapod.core.util.ShareUtils;
-import de.danoeh.antennapod.core.util.StorageUtils;
-import de.danoeh.antennapod.core.util.playback.MediaPlayerError;
-import de.danoeh.antennapod.core.util.playback.Playable;
-import de.danoeh.antennapod.core.util.playback.PlaybackController;
-import de.danoeh.antennapod.dialog.SleepTimerDialog;
-import de.danoeh.antennapod.dialog.VariableSpeedDialog;
-import rx.Observable;
-import rx.android.schedulers.AndroidSchedulers;
-import rx.schedulers.Schedulers;
-
-
-/**
- * Provides general features which are both needed for playing audio and video
- * files.
- */
-public abstract class MediaplayerActivity extends CastEnabledActivity implements OnSeekBarChangeListener {
-    private static final String TAG = "MediaplayerActivity";
-    private static final String PREFS = "MediaPlayerActivityPreferences";
-    private static final String PREF_SHOW_TIME_LEFT = "showTimeLeft";
-
-    protected PlaybackController controller;
-
-    protected TextView txtvPosition;
-    protected TextView txtvLength;
-    protected SeekBar sbPosition;
-    protected ImageButton butRev;
-    protected TextView txtvRev;
-    protected ImageButton butPlay;
-    protected ImageButton butFF;
-    protected TextView txtvFF;
-    protected ImageButton butSkip;
-
-    protected boolean showTimeLeft = false;
-
-    private boolean isFavorite = false;
-
-    private PlaybackController newPlaybackController() {
-        return new PlaybackController(this, false) {
-
-            @Override
-            public void setupGUI() {
-                MediaplayerActivity.this.setupGUI();
-            }
-
-            @Override
-            public void onPositionObserverUpdate() {
-                MediaplayerActivity.this.onPositionObserverUpdate();
-            }
-
-            @Override
-            public void onBufferStart() {
-                MediaplayerActivity.this.onBufferStart();
-            }
-
-            @Override
-            public void onBufferEnd() {
-                MediaplayerActivity.this.onBufferEnd();
-            }
-
-            @Override
-            public void onBufferUpdate(float progress) {
-                MediaplayerActivity.this.onBufferUpdate(progress);
-            }
-
-            @Override
-            public void handleError(int code) {
-                MediaplayerActivity.this.handleError(code);
-            }
-
-            @Override
-            public void onReloadNotification(int code) {
-                MediaplayerActivity.this.onReloadNotification(code);
-            }
-
-            @Override
-            public void onSleepTimerUpdate() {
-                supportInvalidateOptionsMenu();
-            }
-
-            @Override
-            public ImageButton getPlayButton() {
-                return butPlay;
-            }
-
-            @Override
-            public void postStatusMsg(int msg, boolean showToast) {
-                MediaplayerActivity.this.postStatusMsg(msg, showToast);
-            }
-
-            @Override
-            public void clearStatusMsg() {
-                MediaplayerActivity.this.clearStatusMsg();
-            }
-
-            @Override
-            public boolean loadMediaInfo() {
-                return MediaplayerActivity.this.loadMediaInfo();
-            }
-
-            @Override
-            public void onAwaitingVideoSurface() {
-                MediaplayerActivity.this.onAwaitingVideoSurface();
-            }
-
-            @Override
-            public void onServiceQueried() {
-                MediaplayerActivity.this.onServiceQueried();
-            }
-
-            @Override
-            public void onShutdownNotification() {
-                finish();
-            }
-
-            @Override
-            public void onPlaybackEnd() {
-                finish();
-            }
-
-            @Override
-            public void onPlaybackSpeedChange() {
-                MediaplayerActivity.this.onPlaybackSpeedChange();
-            }
-
-            @Override
-            protected void setScreenOn(boolean enable) {
-                super.setScreenOn(enable);
-                MediaplayerActivity.this.setScreenOn(enable);
-            }
-
-            @Override
-            public void onSetSpeedAbilityChanged() {
-                MediaplayerActivity.this.onSetSpeedAbilityChanged();
-            }
-        };
-    }
-
-    protected void onSetSpeedAbilityChanged() {
-        Log.d(TAG, "onSetSpeedAbilityChanged()");
-        updatePlaybackSpeedButton();
-    }
-
-    protected void onPlaybackSpeedChange() {
-        updatePlaybackSpeedButtonText();
-    }
-
-    protected void onServiceQueried() {
-        supportInvalidateOptionsMenu();
-    }
-
-    protected void chooseTheme() {
-        setTheme(UserPreferences.getTheme());
-    }
-
-    protected void setScreenOn(boolean enable) {
-    }
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        chooseTheme();
-        super.onCreate(savedInstanceState);
-
-        Log.d(TAG, "onCreate()");
-        StorageUtils.checkStorageAvailability(this);
-
-        orientation = getResources().getConfiguration().orientation;
-        getWindow().setFormat(PixelFormat.TRANSPARENT);
-    }
-
-    @Override
-    protected void onPause() {
-        if(controller != null) {
-            controller.reinitServiceIfPaused();
-            controller.pause();
-        }
-        super.onPause();
-    }
-
-    /**
-     * Should be used to switch to another player activity if the mime type is
-     * not the correct one for the current activity.
-     */
-    protected abstract void onReloadNotification(int notificationCode);
-
-    /**
-     * Should be used to inform the user that the PlaybackService is currently
-     * buffering.
-     */
-    protected abstract void onBufferStart();
-
-    /**
-     * Should be used to hide the view that was showing the 'buffering'-message.
-     */
-    protected abstract void onBufferEnd();
-
-    protected void onBufferUpdate(float progress) {
-        if (sbPosition != null) {
-            sbPosition.setSecondaryProgress((int) progress * sbPosition.getMax());
-        }
-    }
-
-    /**
-     * Current screen orientation.
-     */
-    protected int orientation;
-
-    @Override
-    protected void onStart() {
-        super.onStart();
-        if (controller != null) {
-            controller.release();
-        }
-        controller = newPlaybackController();
-    }
-
-    @Override
-    protected void onStop() {
-        Log.d(TAG, "onStop()");
-        if (controller != null) {
-            controller.release();
-            controller = null; // prevent leak
-        }
-        super.onStop();
-    }
-
-    @TargetApi(Build.VERSION_CODES.ICE_CREAM_SANDWICH)
-    @Override
-    public void onTrimMemory(int level) {
-        super.onTrimMemory(level);
-        Glide.get(this).trimMemory(level);
-    }
-
-    @Override
-    public void onLowMemory() {
-        super.onLowMemory();
-        Glide.get(this).clearMemory();
-    }
-
-    @Override
-    public boolean onCreateOptionsMenu(Menu menu) {
-        super.onCreateOptionsMenu(menu);
-        requestCastButton(MenuItem.SHOW_AS_ACTION_ALWAYS);
-        MenuInflater inflater = getMenuInflater();
-        inflater.inflate(R.menu.mediaplayer, menu);
-        return true;
-    }
-
-    @Override
-    public boolean onPrepareOptionsMenu(Menu menu) {
-        super.onPrepareOptionsMenu(menu);
-        if (controller == null) {
-            return false;
-        }
-        Playable media = controller.getMedia();
-
-        menu.findItem(R.id.support_item).setVisible(
-                media != null && media.getPaymentLink() != null &&
-                        (media instanceof FeedMedia) &&
-                        ((FeedMedia) media).getItem() != null &&
-                        ((FeedMedia) media).getItem().getFlattrStatus().flattrable()
-        );
-
-        boolean hasWebsiteLink = media != null && media.getWebsiteLink() != null;
-        menu.findItem(R.id.visit_website_item).setVisible(hasWebsiteLink);
-
-        boolean isItemAndHasLink = media != null && (media instanceof FeedMedia) &&
-                ((FeedMedia) media).getItem() != null && ((FeedMedia) media).getItem().getLink() != null;
-        menu.findItem(R.id.share_link_item).setVisible(isItemAndHasLink);
-        menu.findItem(R.id.share_link_with_position_item).setVisible(isItemAndHasLink);
-
-        boolean isItemHasDownloadLink = media != null && (media instanceof FeedMedia) && ((FeedMedia) media).getDownload_url() != null;
-        menu.findItem(R.id.share_download_url_item).setVisible(isItemHasDownloadLink);
-        menu.findItem(R.id.share_download_url_with_position_item).setVisible(isItemHasDownloadLink);
-
-        menu.findItem(R.id.share_item).setVisible(hasWebsiteLink || isItemAndHasLink || isItemHasDownloadLink);
-
-        menu.findItem(R.id.add_to_favorites_item).setVisible(false);
-        menu.findItem(R.id.remove_from_favorites_item).setVisible(false);
-        if(media != null && media instanceof FeedMedia) {
-            menu.findItem(R.id.add_to_favorites_item).setVisible(!isFavorite);
-            menu.findItem(R.id.remove_from_favorites_item).setVisible(isFavorite);
-        }
-
-        boolean sleepTimerSet = controller.sleepTimerActive();
-        boolean sleepTimerNotSet = controller.sleepTimerNotActive();
-        menu.findItem(R.id.set_sleeptimer_item).setVisible(sleepTimerNotSet);
-        menu.findItem(R.id.disable_sleeptimer_item).setVisible(sleepTimerSet);
-
-        if (this instanceof AudioplayerActivity) {
-            int[] attrs = {R.attr.action_bar_icon_color};
-            TypedArray ta = obtainStyledAttributes(UserPreferences.getTheme(), attrs);
-            int textColor = ta.getColor(0, Color.GRAY);
-            ta.recycle();
-            menu.findItem(R.id.audio_controls).setIcon(new IconDrawable(this,
-                    FontAwesomeIcons.fa_sliders).color(textColor).actionBarSize());
-        } else {
-            menu.findItem(R.id.audio_controls).setVisible(false);
-        }
-
-        return true;
-    }
-
-    @Override
-    public boolean onOptionsItemSelected(MenuItem item) {
-        if (controller == null) {
-            return false;
-        }
-        Playable media = controller.getMedia();
-        if (item.getItemId() == android.R.id.home) {
-            Intent intent = new Intent(MediaplayerActivity.this,
-                    MainActivity.class);
-            intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP
-                    | Intent.FLAG_ACTIVITY_NEW_TASK);
-            startActivity(intent);
-            return true;
-        } else {
-            if (media != null) {
-                switch (item.getItemId()) {
-                    case R.id.add_to_favorites_item:
-                        if(media instanceof FeedMedia) {
-                            FeedItem feedItem = ((FeedMedia)media).getItem();
-                            if(feedItem != null) {
-                                DBWriter.addFavoriteItem(feedItem);
-                                isFavorite = true;
-                                invalidateOptionsMenu();
-                                Toast.makeText(this, R.string.added_to_favorites, Toast.LENGTH_SHORT)
-                                     .show();
-                            }
-                        }
-                        break;
-                    case R.id.remove_from_favorites_item:
-                        if(media instanceof FeedMedia) {
-                            FeedItem feedItem = ((FeedMedia)media).getItem();
-                            if(feedItem != null) {
-                                DBWriter.removeFavoriteItem(feedItem);
-                                isFavorite = false;
-                                invalidateOptionsMenu();
-                                Toast.makeText(this, R.string.removed_from_favorites, Toast.LENGTH_SHORT)
-                                     .show();
-                            }
-                        }
-                        break;
-                    case R.id.disable_sleeptimer_item:
-                        if (controller.serviceAvailable()) {
-
-                            MaterialDialog.Builder stDialog = new MaterialDialog.Builder(this);
-                            stDialog.title(R.string.sleep_timer_label);
-                            stDialog.content(getString(R.string.time_left_label)
-                                    + Converter.getDurationStringLong((int) controller
-                                    .getSleepTimerTimeLeft()));
-                            stDialog.positiveText(R.string.disable_sleeptimer_label);
-                            stDialog.negativeText(R.string.cancel_label);
-                            stDialog.onPositive((dialog, which) -> {
-                                dialog.dismiss();
-                                controller.disableSleepTimer();
-                            });
-                            stDialog.onNegative((dialog, which) -> dialog.dismiss());
-                            stDialog.build().show();
-                        }
-                        break;
-                    case R.id.set_sleeptimer_item:
-                        if (controller.serviceAvailable()) {
-                            SleepTimerDialog td = new SleepTimerDialog(this) {
-                                @Override
-                                public void onTimerSet(long millis, boolean shakeToReset, boolean vibrate) {
-                                    controller.setSleepTimer(millis, shakeToReset, vibrate);
-                                }
-                            };
-                            td.createNewDialog().show();
-                        }
-                        break;
-                    case R.id.audio_controls:
-                        MaterialDialog dialog = new MaterialDialog.Builder(this)
-                                .title(R.string.audio_controls)
-                                .customView(R.layout.audio_controls, true)
-                                .neutralText(R.string.close_label)
-                                .onNeutral((dialog1, which) -> {
-                                    final SeekBar left = (SeekBar) dialog1.findViewById(R.id.volume_left);
-                                    final SeekBar right = (SeekBar) dialog1.findViewById(R.id.volume_right);
-                                    UserPreferences.setVolume(left.getProgress(), right.getProgress());
-                                })
-                                .show();
-                        final SeekBar barPlaybackSpeed = (SeekBar) dialog.findViewById(R.id.playback_speed);
-                        final Button butDecSpeed = (Button) dialog.findViewById(R.id.butDecSpeed);
-                        butDecSpeed.setOnClickListener(v -> {
-                            if(controller != null && controller.canSetPlaybackSpeed()) {
-                                barPlaybackSpeed.setProgress(barPlaybackSpeed.getProgress() - 2);
-                            } else {
-                                VariableSpeedDialog.showGetPluginDialog(this);
-                            }
-                        });
-                        final Button butIncSpeed = (Button) dialog.findViewById(R.id.butIncSpeed);
-                        butIncSpeed.setOnClickListener(v -> {
-                            if(controller != null && controller.canSetPlaybackSpeed()) {
-                                barPlaybackSpeed.setProgress(barPlaybackSpeed.getProgress() + 2);
-                            } else {
-                                VariableSpeedDialog.showGetPluginDialog(this);
-                            }
-                        });
-
-                        final TextView txtvPlaybackSpeed = (TextView) dialog.findViewById(R.id.txtvPlaybackSpeed);
-                        float currentSpeed = 1.0f;
-                        try {
-                            currentSpeed = Float.parseFloat(UserPreferences.getPlaybackSpeed());
-                        } catch (NumberFormatException e) {
-                            Log.e(TAG, Log.getStackTraceString(e));
-                            UserPreferences.setPlaybackSpeed(String.valueOf(currentSpeed));
-                        }
-
-                        txtvPlaybackSpeed.setText(String.format("%.2fx", currentSpeed));
-                        barPlaybackSpeed.setOnSeekBarChangeListener(new OnSeekBarChangeListener() {
-                            @Override
-                            public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
-                                if(controller != null && controller.canSetPlaybackSpeed()) {
-                                    float playbackSpeed = (progress + 10) / 20.0f;
-                                    controller.setPlaybackSpeed(playbackSpeed);
-                                    String speedPref = String.format(Locale.US, "%.2f", playbackSpeed);
-                                    UserPreferences.setPlaybackSpeed(speedPref);
-                                    String speedStr = String.format("%.2fx", playbackSpeed);
-                                    txtvPlaybackSpeed.setText(speedStr);
-                                } else if(fromUser) {
-                                    float speed = Float.valueOf(UserPreferences.getPlaybackSpeed());
-                                    barPlaybackSpeed.post(() -> barPlaybackSpeed.setProgress((int) (20 * speed) - 10));
-                                }
-                            }
-
-                            @Override
-                            public void onStartTrackingTouch(SeekBar seekBar) {
-                                if(controller != null && !controller.canSetPlaybackSpeed()) {
-                                    VariableSpeedDialog.showGetPluginDialog(MediaplayerActivity.this);
-                                }
-                            }
-
-                            @Override
-                            public void onStopTrackingTouch(SeekBar seekBar) {
-                            }
-                        });
-                        barPlaybackSpeed.setProgress((int) (20 * currentSpeed) - 10);
-
-                        final SeekBar barLeftVolume = (SeekBar) dialog.findViewById(R.id.volume_left);
-                        barLeftVolume.setProgress(UserPreferences.getLeftVolumePercentage());
-                        final SeekBar barRightVolume = (SeekBar) dialog.findViewById(R.id.volume_right);
-                        barRightVolume.setProgress(UserPreferences.getRightVolumePercentage());
-                        final CheckBox stereoToMono = (CheckBox) dialog.findViewById(R.id.stereo_to_mono);
-                        stereoToMono.setChecked(UserPreferences.stereoToMono());
-                        if (controller != null && !controller.canDownmix()) {
-                            stereoToMono.setEnabled(false);
-                            String sonicOnly = getString(R.string.sonic_only);
-                            stereoToMono.setText(stereoToMono.getText() + " [" + sonicOnly + "]");
-                        }
-
-                        barLeftVolume.setOnSeekBarChangeListener(new OnSeekBarChangeListener() {
-                            @Override
-                            public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
-                                controller.setVolume(
-                                        Converter.getVolumeFromPercentage(progress),
-                                        Converter.getVolumeFromPercentage(barRightVolume.getProgress()));
-                            }
-
-                            @Override
-                            public void onStartTrackingTouch(SeekBar seekBar) {
-                            }
-
-                            @Override
-                            public void onStopTrackingTouch(SeekBar seekBar) {
-                            }
-                        });
-                        barRightVolume.setOnSeekBarChangeListener(new OnSeekBarChangeListener() {
-                            @Override
-                            public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
-                                controller.setVolume(
-                                        Converter.getVolumeFromPercentage(barLeftVolume.getProgress()),
-                                        Converter.getVolumeFromPercentage(progress));
-                            }
-
-                            @Override
-                            public void onStartTrackingTouch(SeekBar seekBar) {
-                            }
-
-                            @Override
-                            public void onStopTrackingTouch(SeekBar seekBar) {
-                            }
-                        });
-                        stereoToMono.setOnCheckedChangeListener((buttonView, isChecked) -> {
-                            UserPreferences.stereoToMono(isChecked);
-                            if (controller != null) {
-                                controller.setDownmix(isChecked);
-                            }
-                        });
-                        break;
-                    case R.id.visit_website_item:
-                        Uri uri = Uri.parse(media.getWebsiteLink());
-                        startActivity(new Intent(Intent.ACTION_VIEW, uri));
-                        break;
-                    case R.id.support_item:
-                        if (media instanceof FeedMedia) {
-                            DBTasks.flattrItemIfLoggedIn(this, ((FeedMedia) media).getItem());
-                        }
-                        break;
-                    case R.id.share_link_item:
-                        if (media instanceof FeedMedia) {
-                            ShareUtils.shareFeedItemLink(this, ((FeedMedia) media).getItem());
-                        }
-                        break;
-                    case R.id.share_download_url_item:
-                        if (media instanceof FeedMedia) {
-                            ShareUtils.shareFeedItemDownloadLink(this, ((FeedMedia) media).getItem());
-                        }
-                        break;
-                    case R.id.share_link_with_position_item:
-                        if (media instanceof FeedMedia) {
-                            ShareUtils.shareFeedItemLink(this, ((FeedMedia) media).getItem(), true);
-                        }
-                        break;
-                    case R.id.share_download_url_with_position_item:
-                        if (media instanceof FeedMedia) {
-                            ShareUtils.shareFeedItemDownloadLink(this, ((FeedMedia) media).getItem(), true);
-                        }
-                        break;
-                    default:
-                        return false;
-                }
-                return true;
-            } else {
-                return false;
-            }
-        }
-    }
-
-    @Override
-    protected void onResume() {
-        super.onResume();
-        Log.d(TAG, "onResume()");
-        StorageUtils.checkStorageAvailability(this);
-        if(controller != null) {
-            controller.init();
-        }
-    }
-
-    /**
-     * Called by 'handleStatus()' when the PlaybackService is waiting for
-     * a video surface.
-     */
-    protected abstract void onAwaitingVideoSurface();
-
-    protected abstract void postStatusMsg(int resId, boolean showToast);
-
-    protected abstract void clearStatusMsg();
-
-    protected void onPositionObserverUpdate() {
-        if (controller == null || txtvPosition == null || txtvLength == null) {
-            return;
-        }
-        int currentPosition = controller.getPosition();
-        int duration = controller.getDuration();
-        Log.d(TAG, "currentPosition " + Converter.getDurationStringLong(currentPosition));
-        if (currentPosition == PlaybackService.INVALID_TIME ||
-                duration == PlaybackService.INVALID_TIME) {
-            Log.w(TAG, "Could not react to position observer update because of invalid time");
-            return;
-        }
-        txtvPosition.setText(Converter.getDurationStringLong(currentPosition));
-        if (showTimeLeft) {
-            txtvLength.setText("-" + Converter.getDurationStringLong(duration - currentPosition));
-        } else {
-            txtvLength.setText(Converter.getDurationStringLong(duration));
-        }
-        updateProgressbarPosition(currentPosition, duration);
-    }
-
-    private void updateProgressbarPosition(int position, int duration) {
-        Log.d(TAG, "updateProgressbarPosition(" + position + ", " + duration + ")");
-        if(sbPosition == null) {
-            return;
-        }
-        float progress = ((float) position) / duration;
-        sbPosition.setProgress((int) (progress * sbPosition.getMax()));
-    }
-
-    /**
-     * Load information about the media that is going to be played or currently
-     * being played. This method will be called when the activity is connected
-     * to the PlaybackService to ensure that the activity has the right
-     * FeedMedia object.
-     */
-    protected boolean loadMediaInfo() {
-        Log.d(TAG, "loadMediaInfo()");
-        Playable media = controller.getMedia();
-        SharedPreferences prefs = getSharedPreferences(PREFS, MODE_PRIVATE);
-        showTimeLeft = prefs.getBoolean(PREF_SHOW_TIME_LEFT, false);
-        if (media != null) {
-            onPositionObserverUpdate();
-            checkFavorite();
-            updatePlaybackSpeedButton();
-            return true;
-        } else {
-            return false;
-        }
-    }
-
-    protected void updatePlaybackSpeedButton() {
-        // Only meaningful on AudioplayerActivity, where it is overridden.
-    }
-
-    protected void updatePlaybackSpeedButtonText() {
-        // Only meaningful on AudioplayerActivity, where it is overridden.
-    }
-
-
-    protected void setupGUI() {
-        setContentView(getContentViewResourceId());
-        sbPosition = (SeekBar) findViewById(R.id.sbPosition);
-        txtvPosition = (TextView) findViewById(R.id.txtvPosition);
-
-        SharedPreferences prefs = getSharedPreferences(PREFS, MODE_PRIVATE);
-        showTimeLeft = prefs.getBoolean(PREF_SHOW_TIME_LEFT, false);
-        Log.d("timeleft", showTimeLeft ? "true" : "false");
-        txtvLength = (TextView) findViewById(R.id.txtvLength);
-        if (txtvLength != null) {
-            txtvLength.setOnClickListener(v -> {
-                showTimeLeft = !showTimeLeft;
-                Playable media = controller.getMedia();
-                if (media == null) {
-                    return;
-                }
-
-                String length;
-                if (showTimeLeft) {
-                    length = "-" + Converter.getDurationStringLong(media.getDuration() - media.getPosition());
-                } else {
-                    length = Converter.getDurationStringLong(media.getDuration());
-                }
-                txtvLength.setText(length);
-
-                SharedPreferences.Editor editor = prefs.edit();
-                editor.putBoolean(PREF_SHOW_TIME_LEFT, showTimeLeft);
-                editor.apply();
-                Log.d("timeleft on click", showTimeLeft ? "true" : "false");
-            });
-        }
-
-        butRev = (ImageButton) findViewById(R.id.butRev);
-        txtvRev = (TextView) findViewById(R.id.txtvRev);
-        if (txtvRev != null) {
-            txtvRev.setText(String.valueOf(UserPreferences.getRewindSecs()));
-        }
-        butPlay = (ImageButton) findViewById(R.id.butPlay);
-        butFF = (ImageButton) findViewById(R.id.butFF);
-        txtvFF = (TextView) findViewById(R.id.txtvFF);
-        if (txtvFF != null) {
-            txtvFF.setText(String.valueOf(UserPreferences.getFastFowardSecs()));
-        }
-        butSkip = (ImageButton) findViewById(R.id.butSkip);
-
-        // SEEKBAR SETUP
-
-        sbPosition.setOnSeekBarChangeListener(this);
-
-        // BUTTON SETUP
-
-        if (butRev != null) {
-            butRev.setOnClickListener(v -> onRewind());
-            butRev.setOnLongClickListener(new View.OnLongClickListener() {
-
-                int choice;
-
-                @Override
-                public boolean onLongClick(View v) {
-                    int checked = 0;
-                    int rewindSecs = UserPreferences.getRewindSecs();
-                    final int[] values = getResources().getIntArray(R.array.seek_delta_values);
-                    final String[] choices = new String[values.length];
-                    for (int i = 0; i < values.length; i++) {
-                        if (rewindSecs == values[i]) {
-                            checked = i;
-                        }
-                        choices[i] = String.valueOf(values[i]) + " " + getString(R.string.time_seconds);
-                    }
-                    choice = values[checked];
-                    AlertDialog.Builder builder = new AlertDialog.Builder(MediaplayerActivity.this);
-                    builder.setTitle(R.string.pref_rewind);
-                    builder.setSingleChoiceItems(choices, checked,
-                            (dialog, which) -> {
-                                choice = values[which];
-                            });
-                    builder.setNegativeButton(R.string.cancel_label, null);
-                    builder.setPositiveButton(R.string.confirm_label, (dialog, which) -> {
-                        UserPreferences.setPrefRewindSecs(choice);
-                        if(txtvRev != null){
-                            txtvRev.setText(String.valueOf(choice));
-                        }
-                    });
-                    builder.create().show();
-                    return true;
-                }
-            });
-        }
-
-        butPlay.setOnClickListener(v -> onPlayPause());
-
-        if (butFF != null) {
-            butFF.setOnClickListener(v -> onFastForward());
-            butFF.setOnLongClickListener(new View.OnLongClickListener() {
-
-                int choice;
-
-                @Override
-                public boolean onLongClick(View v) {
-                    int checked = 0;
-                    int rewindSecs = UserPreferences.getFastFowardSecs();
-                    final int[] values = getResources().getIntArray(R.array.seek_delta_values);
-                    final String[] choices = new String[values.length];
-                    for (int i = 0; i < values.length; i++) {
-                        if (rewindSecs == values[i]) {
-                            checked = i;
-                        }
-                        choices[i] = String.valueOf(values[i]) + " " + getString(R.string.time_seconds);
-                    }
-                    choice = values[checked];
-                    AlertDialog.Builder builder = new AlertDialog.Builder(MediaplayerActivity.this);
-                    builder.setTitle(R.string.pref_fast_forward);
-                    builder.setSingleChoiceItems(choices, checked,
-                            (dialog, which) -> {
-                                choice = values[which];
-                            });
-                    builder.setNegativeButton(R.string.cancel_label, null);
-                    builder.setPositiveButton(R.string.confirm_label, (dialog, which) -> {
-                        UserPreferences.setPrefFastForwardSecs(choice);
-                        if(txtvFF != null) {
-                            txtvFF.setText(String.valueOf(choice));
-                        }
-                    });
-                    builder.create().show();
-                    return true;
-                }
-            });
-        }
-
-        if (butSkip != null) {
-            butSkip.setOnClickListener(v -> sendBroadcast(new Intent(PlaybackService.ACTION_SKIP_CURRENT_EPISODE)));
-        }
-    }
-
-    protected void onRewind() {
-        if (controller == null) {
-            return;
-        }
-        int curr = controller.getPosition();
-        controller.seekTo(curr - UserPreferences.getRewindSecs() * 1000);
-    }
-
-    protected void onPlayPause() {
-        if(controller == null) {
-            return;
-        }
-        controller.playPause();
-    }
-
-    protected void onFastForward() {
-        if (controller == null) {
-            return;
-        }
-        int curr = controller.getPosition();
-        controller.seekTo(curr + UserPreferences.getFastFowardSecs() * 1000);
-    }
-
-    protected abstract int getContentViewResourceId();
-
-    void handleError(int errorCode) {
-        final AlertDialog.Builder errorDialog = new AlertDialog.Builder(this);
-        errorDialog.setTitle(R.string.error_label);
-        errorDialog.setMessage(MediaPlayerError.getErrorString(this, errorCode));
-        errorDialog.setNeutralButton("OK",
-                (dialog, which) -> {
-                    dialog.dismiss();
-                    finish();
-                }
-        );
-        errorDialog.create().show();
-    }
-
-    float prog;
-
-    @Override
-    public void onProgressChanged (SeekBar seekBar,int progress, boolean fromUser) {
-        if (controller == null || txtvLength == null) {
-            return;
-        }
-        prog = controller.onSeekBarProgressChanged(seekBar, progress, fromUser, txtvPosition);
-        if (showTimeLeft && prog != 0) {
-            int duration = controller.getDuration();
-            String length = "-" + Converter.getDurationStringLong(duration - (int) (prog * duration));
-            txtvLength.setText(length);
-        }
-    }
-
-    @Override
-    public void onStartTrackingTouch(SeekBar seekBar) {
-        if (controller != null) {
-            controller.onSeekBarStartTrackingTouch(seekBar);
-        }
-    }
-
-    @Override
-    public void onStopTrackingTouch(SeekBar seekBar) {
-        if (controller != null) {
-            controller.onSeekBarStopTrackingTouch(seekBar, prog);
-        }
-    }
-
-    private void checkFavorite() {
-        Playable playable = controller.getMedia();
-        if (playable != null && playable instanceof FeedMedia) {
-            FeedItem feedItem = ((FeedMedia) playable).getItem();
-            if (feedItem != null) {
-                Observable.fromCallable(() -> DBReader.getFeedItem(feedItem.getId()))
-                    .subscribeOn(Schedulers.newThread())
-                    .observeOn(AndroidSchedulers.mainThread())
-                    .subscribe(
-                        item -> {
-                            boolean isFav = item.isTagged(FeedItem.TAG_FAVORITE);
-                            if (isFavorite != isFav) {
-                                isFavorite = isFav;
-                                invalidateOptionsMenu();
-                            }
-                        }, error -> {
-                            Log.e(TAG, Log.getStackTraceString(error));
-                        }
-                    );
-            }
-        }
-    }
-
-}
diff --git a/app/src/play/java/de/danoeh/antennapod/preferences/PreferenceController.java b/app/src/play/java/de/danoeh/antennapod/preferences/PreferenceController.java
deleted file mode 100644
index 183ef338a..000000000
--- a/app/src/play/java/de/danoeh/antennapod/preferences/PreferenceController.java
+++ /dev/null
@@ -1,953 +0,0 @@
-package de.danoeh.antennapod.preferences;
-
-import android.Manifest;
-import android.annotation.SuppressLint;
-import android.app.Activity;
-import android.app.TimePickerDialog;
-import android.content.ActivityNotFoundException;
-import android.content.Context;
-import android.content.Intent;
-import android.content.SharedPreferences;
-import android.content.pm.PackageManager;
-import android.content.res.Resources;
-import android.net.Uri;
-import android.net.wifi.WifiConfiguration;
-import android.net.wifi.WifiManager;
-import android.os.Build;
-import android.preference.CheckBoxPreference;
-import android.preference.EditTextPreference;
-import android.preference.ListPreference;
-import android.preference.Preference;
-import android.preference.PreferenceManager;
-import android.preference.PreferenceScreen;
-import android.support.design.widget.Snackbar;
-import android.support.v4.app.ActivityCompat;
-import android.support.v4.content.ContextCompat;
-import android.support.v7.app.AlertDialog;
-import android.text.Editable;
-import android.text.Html;
-import android.text.TextWatcher;
-import android.text.format.DateFormat;
-import android.util.Log;
-import android.widget.EditText;
-import android.widget.Toast;
-import android.widget.ListView;
-
-import com.afollestad.materialdialogs.MaterialDialog;
-import com.google.android.gms.common.ConnectionResult;
-import com.google.android.gms.common.GoogleApiAvailability;
-
-import org.apache.commons.lang3.ArrayUtils;
-
-import java.io.File;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Calendar;
-import java.util.GregorianCalendar;
-import java.util.List;
-import java.util.concurrent.TimeUnit;
-
-import de.danoeh.antennapod.CrashReportWriter;
-import de.danoeh.antennapod.R;
-import de.danoeh.antennapod.activity.AboutActivity;
-import de.danoeh.antennapod.activity.DirectoryChooserActivity;
-import de.danoeh.antennapod.activity.MainActivity;
-import de.danoeh.antennapod.activity.PreferenceActivity;
-import de.danoeh.antennapod.activity.PreferenceActivityGingerbread;
-import de.danoeh.antennapod.activity.StatisticsActivity;
-import de.danoeh.antennapod.asynctask.OpmlExportWorker;
-import de.danoeh.antennapod.core.preferences.GpodnetPreferences;
-import de.danoeh.antennapod.core.preferences.UserPreferences;
-import de.danoeh.antennapod.core.service.GpodnetSyncService;
-import de.danoeh.antennapod.core.util.Converter;
-import de.danoeh.antennapod.core.util.StorageUtils;
-import de.danoeh.antennapod.core.util.flattr.FlattrUtils;
-import de.danoeh.antennapod.dialog.AuthenticationDialog;
-import de.danoeh.antennapod.dialog.AutoFlattrPreferenceDialog;
-import de.danoeh.antennapod.dialog.GpodnetSetHostnameDialog;
-import de.danoeh.antennapod.dialog.ProxyDialog;
-import de.danoeh.antennapod.dialog.VariableSpeedDialog;
-
-/**
- * Sets up a preference UI that lets the user change user preferences.
- */
-
-public class PreferenceController implements SharedPreferences.OnSharedPreferenceChangeListener {
-
-    private static final String TAG = "PreferenceController";
-
-    public static final String PREF_FLATTR_SETTINGS = "prefFlattrSettings";
-    public static final String PREF_FLATTR_AUTH = "pref_flattr_authenticate";
-    public static final String PREF_FLATTR_REVOKE = "prefRevokeAccess";
-    public static final String PREF_AUTO_FLATTR_PREFS = "prefAutoFlattrPrefs";
-    public static final String PREF_OPML_EXPORT = "prefOpmlExport";
-    public static final String STATISTICS = "statistics";
-    public static final String PREF_ABOUT = "prefAbout";
-    public static final String PREF_CHOOSE_DATA_DIR = "prefChooseDataDir";
-    public static final String AUTO_DL_PREF_SCREEN = "prefAutoDownloadSettings";
-    public static final String PREF_PLAYBACK_SPEED_LAUNCHER = "prefPlaybackSpeedLauncher";
-    public static final String PREF_GPODNET_LOGIN = "pref_gpodnet_authenticate";
-    public static final String PREF_GPODNET_SETLOGIN_INFORMATION = "pref_gpodnet_setlogin_information";
-    public static final String PREF_GPODNET_SYNC = "pref_gpodnet_sync";
-    public static final String PREF_GPODNET_LOGOUT = "pref_gpodnet_logout";
-    public static final String PREF_GPODNET_HOSTNAME = "pref_gpodnet_hostname";
-    public static final String PREF_EXPANDED_NOTIFICATION = "prefExpandNotify";
-    public static final String PREF_PROXY = "prefProxy";
-    public static final String PREF_KNOWN_ISSUES = "prefKnownIssues";
-    public static final String PREF_FAQ = "prefFaq";
-    public static final String PREF_SEND_CRASH_REPORT = "prefSendCrashReport";
-
-    private final PreferenceUI ui;
-
-    private CheckBoxPreference[] selectedNetworks;
-
-    private static final String[] EXTERNAL_STORAGE_PERMISSIONS = {
-            Manifest.permission.READ_EXTERNAL_STORAGE,
-            Manifest.permission.WRITE_EXTERNAL_STORAGE };
-    private static final int PERMISSION_REQUEST_EXTERNAL_STORAGE = 41;
-
-    public PreferenceController(PreferenceUI ui) {
-        this.ui = ui;
-        PreferenceManager.getDefaultSharedPreferences(ui.getActivity().getApplicationContext())
-            .registerOnSharedPreferenceChangeListener(this);
-    }
-
-    @Override
-    public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
-        if(key.equals(UserPreferences.PREF_SONIC)) {
-            CheckBoxPreference prefSonic = (CheckBoxPreference) ui.findPreference(UserPreferences.PREF_SONIC);
-            if(prefSonic != null) {
-                prefSonic.setChecked(sharedPreferences.getBoolean(UserPreferences.PREF_SONIC, false));
-            }
-        }
-    }
-
-    /**
-     * Returns the preference activity that should be used on this device.
-     *
-     * @return PreferenceActivity if the API level is greater than 10, PreferenceActivityGingerbread otherwise.
-     */
-    public static Class<? extends Activity> getPreferenceActivity() {
-        if (Build.VERSION.SDK_INT > 10) {
-            return PreferenceActivity.class;
-        } else {
-            return PreferenceActivityGingerbread.class;
-        }
-    }
-
-    public void onCreate() {
-        final Activity activity = ui.getActivity();
-
-        if (android.os.Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN) {
-            // disable expanded notification option on unsupported android versions
-            ui.findPreference(PreferenceController.PREF_EXPANDED_NOTIFICATION).setEnabled(false);
-            ui.findPreference(PreferenceController.PREF_EXPANDED_NOTIFICATION).setOnPreferenceClickListener(
-                    preference -> {
-                        Toast toast = Toast.makeText(activity,
-                                R.string.pref_expand_notify_unsupport_toast, Toast.LENGTH_SHORT);
-                        toast.show();
-                        return true;
-                    }
-            );
-        }
-        ui.findPreference(PreferenceController.PREF_FLATTR_REVOKE).setOnPreferenceClickListener(
-                preference -> {
-                    FlattrUtils.revokeAccessToken(activity);
-                    checkItemVisibility();
-                    return true;
-                }
-        );
-        ui.findPreference(PreferenceController.PREF_ABOUT).setOnPreferenceClickListener(
-                preference -> {
-                    activity.startActivity(new Intent(activity, AboutActivity.class));
-                    return true;
-                }
-        );
-        ui.findPreference(PreferenceController.STATISTICS).setOnPreferenceClickListener(
-                preference -> {
-                    activity.startActivity(new Intent(activity, StatisticsActivity.class));
-                    return true;
-                }
-        );
-        ui.findPreference(PreferenceController.PREF_OPML_EXPORT).setOnPreferenceClickListener(
-                preference -> {
-                    new OpmlExportWorker(activity).executeAsync();
-                    return true;
-                }
-        );
-        ui.findPreference(PreferenceController.PREF_CHOOSE_DATA_DIR).setOnPreferenceClickListener(
-                preference -> {
-                    if (Build.VERSION_CODES.KITKAT <= Build.VERSION.SDK_INT &&
-                            Build.VERSION.SDK_INT <= Build.VERSION_CODES.LOLLIPOP_MR1) {
-                        showChooseDataFolderDialog();
-                    } else {
-                        int readPermission = ActivityCompat.checkSelfPermission(
-                                activity, Manifest.permission.READ_EXTERNAL_STORAGE);
-                        int writePermission = ActivityCompat.checkSelfPermission(
-                                activity, Manifest.permission.WRITE_EXTERNAL_STORAGE);
-                        if (readPermission == PackageManager.PERMISSION_GRANTED &&
-                                writePermission == PackageManager.PERMISSION_GRANTED) {
-                            openDirectoryChooser();
-                        } else {
-                            requestPermission();
-                        }
-                    }
-                    return true;
-                }
-        );
-        ui.findPreference(PreferenceController.PREF_CHOOSE_DATA_DIR)
-                .setOnPreferenceClickListener(
-                        preference -> {
-                            if (Build.VERSION.SDK_INT >= 19) {
-                                showChooseDataFolderDialog();
-                            } else {
-                                Intent intent = new Intent(activity, DirectoryChooserActivity.class);
-                                activity.startActivityForResult(intent,
-                                        DirectoryChooserActivity.RESULT_CODE_DIR_SELECTED);
-                            }
-                            return true;
-                        }
-                );
-        ui.findPreference(UserPreferences.PREF_THEME)
-                .setOnPreferenceChangeListener(
-                        (preference, newValue) -> {
-                            Intent i = new Intent(activity, MainActivity.class);
-                            i.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK
-                                    | Intent.FLAG_ACTIVITY_NEW_TASK);
-                            activity.finish();
-                            activity.startActivity(i);
-                            return true;
-                        }
-                );
-        ui.findPreference(UserPreferences.PREF_HIDDEN_DRAWER_ITEMS)
-                .setOnPreferenceClickListener(preference -> {
-                    showDrawerPreferencesDialog();
-                    return true;
-                });
-
-        ui.findPreference(UserPreferences.PREF_COMPACT_NOTIFICATION_BUTTONS)
-                .setOnPreferenceClickListener(preference -> {
-                    showNotificationButtonsDialog();
-                    return true;
-                });
-
-        ui.findPreference(UserPreferences.PREF_UPDATE_INTERVAL)
-                .setOnPreferenceClickListener(preference -> {
-                    showUpdateIntervalTimePreferencesDialog();
-                    return true;
-                });
-
-        ui.findPreference(UserPreferences.PREF_ENABLE_AUTODL).setOnPreferenceChangeListener(
-                (preference, newValue) -> {
-                    if (newValue instanceof Boolean) {
-                        boolean enabled = (Boolean) newValue;
-                        ui.findPreference(UserPreferences.PREF_EPISODE_CACHE_SIZE).setEnabled(enabled);
-                        ui.findPreference(UserPreferences.PREF_ENABLE_AUTODL_ON_BATTERY).setEnabled(enabled);
-                        ui.findPreference(UserPreferences.PREF_ENABLE_AUTODL_WIFI_FILTER).setEnabled(enabled);
-                        setSelectedNetworksEnabled(enabled && UserPreferences.isEnableAutodownloadWifiFilter());
-                    }
-                    return true;
-                });
-        ui.findPreference(UserPreferences.PREF_ENABLE_AUTODL_WIFI_FILTER)
-                .setOnPreferenceChangeListener(
-                        (preference, newValue) -> {
-                            if (newValue instanceof Boolean) {
-                                setSelectedNetworksEnabled((Boolean) newValue);
-                                return true;
-                            } else {
-                                return false;
-                            }
-                        }
-                );
-        ui.findPreference(UserPreferences.PREF_PARALLEL_DOWNLOADS)
-                .setOnPreferenceChangeListener(
-                        (preference, o) -> {
-                            if (o instanceof String) {
-                                try {
-                                    int value = Integer.parseInt((String) o);
-                                    if (1 <= value && value <= 50) {
-                                        setParallelDownloadsText(value);
-                                        return true;
-                                    }
-                                } catch (NumberFormatException e) {
-                                    return false;
-                                }
-                            }
-                            return false;
-                        }
-                );
-        // validate and set correct value: number of downloads between 1 and 50 (inclusive)
-        final EditText ev = ((EditTextPreference) ui.findPreference(UserPreferences.PREF_PARALLEL_DOWNLOADS)).getEditText();
-        ev.addTextChangedListener(new TextWatcher() {
-            @Override
-            public void beforeTextChanged(CharSequence s, int start, int count, int after) {
-            }
-
-            @Override
-            public void onTextChanged(CharSequence s, int start, int before, int count) {
-            }
-
-            @Override
-            public void afterTextChanged(Editable s) {
-                if (s.length() > 0) {
-                    try {
-                        int value = Integer.parseInt(s.toString());
-                        if (value <= 0) {
-                            ev.setText("1");
-                        } else if (value > 50) {
-                            ev.setText("50");
-                        }
-                    } catch (NumberFormatException e) {
-                        ev.setText("6");
-                    }
-                    ev.setSelection(ev.getText().length());
-                }
-            }
-        });
-        ui.findPreference(UserPreferences.PREF_EPISODE_CACHE_SIZE)
-                .setOnPreferenceChangeListener(
-                        (preference, o) -> {
-                            if (o instanceof String) {
-                                setEpisodeCacheSizeText(UserPreferences.readEpisodeCacheSize((String) o));
-                            }
-                            return true;
-                        }
-                );
-        ui.findPreference(PreferenceController.PREF_PLAYBACK_SPEED_LAUNCHER)
-                .setOnPreferenceClickListener(preference -> {
-                    VariableSpeedDialog.showDialog(activity);
-                    return true;
-                });
-        ui.findPreference(PreferenceController.PREF_GPODNET_SETLOGIN_INFORMATION)
-                .setOnPreferenceClickListener(preference -> {
-                    AuthenticationDialog dialog = new AuthenticationDialog(activity,
-                            R.string.pref_gpodnet_setlogin_information_title, false, false, GpodnetPreferences.getUsername(),
-                            null) {
-
-                        @Override
-                        protected void onConfirmed(String username, String password, boolean saveUsernamePassword) {
-                            GpodnetPreferences.setPassword(password);
-                        }
-                    };
-                    dialog.show();
-                    return true;
-                });
-        ui.findPreference(PreferenceController.PREF_GPODNET_SYNC).
-                setOnPreferenceClickListener(preference -> {
-                    GpodnetSyncService.sendSyncIntent(ui.getActivity().getApplicationContext());
-                    Toast toast = Toast.makeText(ui.getActivity(), R.string.pref_gpodnet_sync_started,
-                            Toast.LENGTH_SHORT);
-                    toast.show();
-                    return true;
-                });
-        ui.findPreference(PreferenceController.PREF_GPODNET_LOGOUT).setOnPreferenceClickListener(
-                preference -> {
-                    GpodnetPreferences.logout();
-                    Toast toast = Toast.makeText(activity, R.string.pref_gpodnet_logout_toast, Toast.LENGTH_SHORT);
-                    toast.show();
-                    updateGpodnetPreferenceScreen();
-                    return true;
-                });
-        ui.findPreference(PreferenceController.PREF_GPODNET_HOSTNAME).setOnPreferenceClickListener(
-                preference -> {
-                    GpodnetSetHostnameDialog.createDialog(activity).setOnDismissListener(dialog -> updateGpodnetPreferenceScreen());
-                    return true;
-                });
-
-        ui.findPreference(PreferenceController.PREF_AUTO_FLATTR_PREFS)
-                .setOnPreferenceClickListener(preference -> {
-                    AutoFlattrPreferenceDialog.newAutoFlattrPreferenceDialog(activity,
-                            new AutoFlattrPreferenceDialog.AutoFlattrPreferenceDialogInterface() {
-                                @Override
-                                public void onCancelled() {
-
-                                }
-
-                                @Override
-                                public void onConfirmed(boolean autoFlattrEnabled, float autoFlattrValue) {
-                                    UserPreferences.setAutoFlattrSettings(autoFlattrEnabled, autoFlattrValue);
-                                    checkItemVisibility();
-                                }
-                            });
-                    return true;
-                });
-        ui.findPreference(UserPreferences.PREF_IMAGE_CACHE_SIZE).setOnPreferenceChangeListener(
-                (preference, o) -> {
-                    if (o instanceof String) {
-                        int newValue = Integer.parseInt((String) o) * 1024 * 1024;
-                        if (newValue != UserPreferences.getImageCacheSize()) {
-                            AlertDialog.Builder dialog = new AlertDialog.Builder(ui.getActivity());
-                            dialog.setTitle(android.R.string.dialog_alert_title);
-                            dialog.setMessage(R.string.pref_restart_required);
-                            dialog.setPositiveButton(android.R.string.ok, null);
-                            dialog.show();
-                        }
-                        return true;
-                    }
-                    return false;
-                }
-        );
-        ui.findPreference(PREF_PROXY).setOnPreferenceClickListener(preference -> {
-            ProxyDialog dialog = new ProxyDialog(ui.getActivity());
-            dialog.createDialog().show();
-            return true;
-        });
-        ui.findPreference(PREF_KNOWN_ISSUES).setOnPreferenceClickListener(preference -> {
-            openInBrowser("https://github.com/AntennaPod/AntennaPod/labels/bug");
-            return true;
-        });
-        ui.findPreference(PREF_FAQ).setOnPreferenceClickListener(preference -> {
-            openInBrowser("http://antennapod.org/faq.html");
-            return true;
-        });
-        ui.findPreference(PREF_SEND_CRASH_REPORT).setOnPreferenceClickListener(preference -> {
-            Intent emailIntent = new Intent(Intent.ACTION_SEND);
-            emailIntent.setType("text/plain");
-            emailIntent.putExtra(Intent.EXTRA_EMAIL, new String[]{"Martin.Fietz@gmail.com"});
-            emailIntent.putExtra(Intent.EXTRA_SUBJECT, "AntennaPod Crash Report");
-            emailIntent.putExtra(Intent.EXTRA_TEXT, "Please describe what you were doing when the app crashed");
-            // the attachment
-            emailIntent.putExtra(Intent.EXTRA_STREAM, Uri.fromFile(CrashReportWriter.getFile()));
-            String intentTitle = ui.getActivity().getString(R.string.send_email);
-            ui.getActivity().startActivity(Intent.createChooser(emailIntent, intentTitle));
-            return true;
-        });
-        //checks whether Google Play Services is installed on the device (condition necessary for Cast support)
-        ui.findPreference(UserPreferences.PREF_CAST_ENABLED).setOnPreferenceChangeListener((preference, o) -> {
-            if (o instanceof Boolean && ((Boolean) o)) {
-                final int googlePlayServicesCheck = GoogleApiAvailability.getInstance()
-                        .isGooglePlayServicesAvailable(ui.getActivity());
-                if (googlePlayServicesCheck == ConnectionResult.SUCCESS) {
-                    return true;
-                } else {
-                    GoogleApiAvailability.getInstance()
-                            .getErrorDialog(ui.getActivity(), googlePlayServicesCheck, 0)
-                            .show();
-                    return false;
-                }
-            }
-            return true;
-        });
-        buildEpisodeCleanupPreference();
-        buildSmartMarkAsPlayedPreference();
-        buildAutodownloadSelectedNetworsPreference();
-        setSelectedNetworksEnabled(UserPreferences.isEnableAutodownloadWifiFilter());
-    }
-
-    private void openInBrowser(String url) {
-        try {
-            Intent myIntent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
-            ui.getActivity().startActivity(myIntent);
-        } catch (ActivityNotFoundException e) {
-            Toast.makeText(ui.getActivity(), R.string.pref_no_browser_found, Toast.LENGTH_LONG).show();
-            Log.e(TAG, Log.getStackTraceString(e));
-        }
-    }
-
-    public void onResume() {
-        checkItemVisibility();
-        setUpdateIntervalText();
-        setParallelDownloadsText(UserPreferences.getParallelDownloads());
-        setEpisodeCacheSizeText(UserPreferences.getEpisodeCacheSize());
-        setDataFolderText();
-        updateGpodnetPreferenceScreen();
-    }
-
-    @SuppressLint("NewApi")
-    public void onActivityResult(int requestCode, int resultCode, Intent data) {
-        if (resultCode == Activity.RESULT_OK &&
-                requestCode == DirectoryChooserActivity.RESULT_CODE_DIR_SELECTED) {
-            String dir = data.getStringExtra(DirectoryChooserActivity.RESULT_SELECTED_DIR);
-
-            File path;
-            if(dir != null) {
-                path = new File(dir);
-            } else {
-                path = ui.getActivity().getExternalFilesDir(null);
-            }
-            String message = null;
-            final Context context= ui.getActivity().getApplicationContext();
-            if(!path.exists()) {
-                message = String.format(context.getString(R.string.folder_does_not_exist_error), dir);
-            } else if(!path.canRead()) {
-                message = String.format(context.getString(R.string.folder_not_readable_error), dir);
-            } else if(!path.canWrite()) {
-                message = String.format(context.getString(R.string.folder_not_writable_error), dir);
-            }
-
-            if(message == null) {
-                Log.d(TAG, "Setting data folder: " + dir);
-                UserPreferences.setDataFolder(dir);
-                setDataFolderText();
-            } else {
-                AlertDialog.Builder ab = new AlertDialog.Builder(ui.getActivity());
-                ab.setMessage(message);
-                ab.setPositiveButton(android.R.string.ok, null);
-                ab.show();
-            }
-        }
-    }
-
-
-    private void updateGpodnetPreferenceScreen() {
-        final boolean loggedIn = GpodnetPreferences.loggedIn();
-        ui.findPreference(PreferenceController.PREF_GPODNET_LOGIN).setEnabled(!loggedIn);
-        ui.findPreference(PreferenceController.PREF_GPODNET_SETLOGIN_INFORMATION).setEnabled(loggedIn);
-        ui.findPreference(PreferenceController.PREF_GPODNET_SYNC).setEnabled(loggedIn);
-        ui.findPreference(PreferenceController.PREF_GPODNET_LOGOUT).setEnabled(loggedIn);
-        if(loggedIn) {
-            String format = ui.getActivity().getString(R.string.pref_gpodnet_login_status);
-            String summary = String.format(format, GpodnetPreferences.getUsername(),
-                    GpodnetPreferences.getDeviceID());
-            ui.findPreference(PreferenceController.PREF_GPODNET_LOGOUT).setSummary(Html.fromHtml(summary));
-        } else {
-            ui.findPreference(PreferenceController.PREF_GPODNET_LOGOUT).setSummary(null);
-        }
-        ui.findPreference(PreferenceController.PREF_GPODNET_HOSTNAME).setSummary(GpodnetPreferences.getHostname());
-    }
-
-    private String[] getUpdateIntervalEntries(final String[] values) {
-        final Resources res = ui.getActivity().getResources();
-        String[] entries = new String[values.length];
-        for (int x = 0; x < values.length; x++) {
-            Integer v = Integer.parseInt(values[x]);
-            switch (v) {
-                case 0:
-                    entries[x] = res.getString(R.string.pref_update_interval_hours_manual);
-                    break;
-                case 1:
-                    entries[x] = v + " " + res.getString(R.string.pref_update_interval_hours_singular);
-                    break;
-                default:
-                    entries[x] = v + " " + res.getString(R.string.pref_update_interval_hours_plural);
-                    break;
-
-            }
-        }
-        return entries;
-    }
-
-    private void buildEpisodeCleanupPreference() {
-        final Resources res = ui.getActivity().getResources();
-
-        ListPreference pref = (ListPreference) ui.findPreference(UserPreferences.PREF_EPISODE_CLEANUP);
-        String[] values = res.getStringArray(
-                R.array.episode_cleanup_values);
-        String[] entries = new String[values.length];
-        for (int x = 0; x < values.length; x++) {
-            int v = Integer.parseInt(values[x]);
-            if (v == UserPreferences.EPISODE_CLEANUP_QUEUE) {
-                entries[x] = res.getString(R.string.episode_cleanup_queue_removal);
-            } else if (v == UserPreferences.EPISODE_CLEANUP_NULL){
-                entries[x] = res.getString(R.string.episode_cleanup_never);
-            } else if (v == 0) {
-                entries[x] = res.getString(R.string.episode_cleanup_after_listening);
-            } else {
-                entries[x] = res.getQuantityString(R.plurals.episode_cleanup_days_after_listening, v, v);
-            }
-        }
-        pref.setEntries(entries);
-    }
-
-    private void buildSmartMarkAsPlayedPreference() {
-        final Resources res = ui.getActivity().getResources();
-
-        ListPreference pref = (ListPreference) ui.findPreference(UserPreferences.PREF_SMART_MARK_AS_PLAYED_SECS);
-        String[] values = res.getStringArray(R.array.smart_mark_as_played_values);
-        String[] entries = new String[values.length];
-        for (int x = 0; x < values.length; x++) {
-            if(x == 0) {
-                entries[x] = res.getString(R.string.pref_smart_mark_as_played_disabled);
-            } else {
-                Integer v = Integer.parseInt(values[x]);
-                if(v < 60) {
-                    entries[x] = res.getQuantityString(R.plurals.time_seconds_quantified, v, v);
-                } else {
-                    v /= 60;
-                    entries[x] = res.getQuantityString(R.plurals.time_minutes_quantified, v, v);
-                }
-            }
-        }
-        pref.setEntries(entries);
-    }
-
-    private void setSelectedNetworksEnabled(boolean b) {
-        if (selectedNetworks != null) {
-            for (Preference p : selectedNetworks) {
-                p.setEnabled(b);
-            }
-        }
-    }
-
-    @SuppressWarnings("deprecation")
-    private void checkItemVisibility() {
-        boolean hasFlattrToken = FlattrUtils.hasToken();
-        ui.findPreference(PreferenceController.PREF_FLATTR_SETTINGS).setEnabled(FlattrUtils.hasAPICredentials());
-        ui.findPreference(PreferenceController.PREF_FLATTR_AUTH).setEnabled(!hasFlattrToken);
-        ui.findPreference(PreferenceController.PREF_FLATTR_REVOKE).setEnabled(hasFlattrToken);
-        ui.findPreference(PreferenceController.PREF_AUTO_FLATTR_PREFS).setEnabled(hasFlattrToken);
-
-        boolean autoDownload = UserPreferences.isEnableAutodownload();
-        ui.findPreference(UserPreferences.PREF_EPISODE_CACHE_SIZE).setEnabled(autoDownload);
-        ui.findPreference(UserPreferences.PREF_ENABLE_AUTODL_ON_BATTERY).setEnabled(autoDownload);
-        ui.findPreference(UserPreferences.PREF_ENABLE_AUTODL_WIFI_FILTER).setEnabled(autoDownload);
-        setSelectedNetworksEnabled(autoDownload && UserPreferences.isEnableAutodownloadWifiFilter());
-
-        ui.findPreference(PREF_SEND_CRASH_REPORT).setEnabled(CrashReportWriter.getFile().exists());
-
-        if (Build.VERSION.SDK_INT >= 16) {
-            ui.findPreference(UserPreferences.PREF_SONIC).setEnabled(true);
-        } else {
-            Preference prefSonic = ui.findPreference(UserPreferences.PREF_SONIC);
-            prefSonic.setSummary("[Android 4.1+]\n" + prefSonic.getSummary());
-        }
-    }
-
-    private void setUpdateIntervalText() {
-        Context context = ui.getActivity().getApplicationContext();
-        String val;
-        long interval = UserPreferences.getUpdateInterval();
-        if(interval > 0) {
-            int hours = (int) TimeUnit.MILLISECONDS.toHours(interval);
-            String hoursStr = context.getResources().getQuantityString(R.plurals.time_hours_quantified, hours, hours);
-            val = String.format(context.getString(R.string.pref_autoUpdateIntervallOrTime_every), hoursStr);
-        } else {
-            int[] timeOfDay = UserPreferences.getUpdateTimeOfDay();
-            if(timeOfDay.length == 2) {
-                Calendar cal = new GregorianCalendar();
-                cal.set(Calendar.HOUR_OF_DAY, timeOfDay[0]);
-                cal.set(Calendar.MINUTE, timeOfDay[1]);
-                String timeOfDayStr = DateFormat.getTimeFormat(context).format(cal.getTime());
-                val = String.format(context.getString(R.string.pref_autoUpdateIntervallOrTime_at),
-                        timeOfDayStr);
-            } else {
-                val = context.getString(R.string.pref_smart_mark_as_played_disabled);
-            }
-        }
-        String summary = context.getString(R.string.pref_autoUpdateIntervallOrTime_sum) + "\n"
-                + String.format(context.getString(R.string.pref_current_value), val);
-        ui.findPreference(UserPreferences.PREF_UPDATE_INTERVAL).setSummary(summary);
-    }
-
-    private void setParallelDownloadsText(int downloads) {
-        final Resources res = ui.getActivity().getResources();
-
-        String s = Integer.toString(downloads)
-                    + res.getString(R.string.parallel_downloads_suffix);
-        ui.findPreference(UserPreferences.PREF_PARALLEL_DOWNLOADS).setSummary(s);
-    }
-
-    private void setEpisodeCacheSizeText(int cacheSize) {
-        final Resources res = ui.getActivity().getResources();
-
-        String s;
-        if (cacheSize == res.getInteger(
-                R.integer.episode_cache_size_unlimited)) {
-            s = res.getString(R.string.pref_episode_cache_unlimited);
-        } else {
-            s = Integer.toString(cacheSize)
-                    + res.getString(R.string.episodes_suffix);
-        }
-        ui.findPreference(UserPreferences.PREF_EPISODE_CACHE_SIZE).setSummary(s);
-    }
-
-    private void setDataFolderText() {
-        File f = UserPreferences.getDataFolder(null);
-        if (f != null) {
-            ui.findPreference(PreferenceController.PREF_CHOOSE_DATA_DIR)
-                    .setSummary(f.getAbsolutePath());
-        }
-    }
-
-    private void buildAutodownloadSelectedNetworsPreference() {
-        final Activity activity = ui.getActivity();
-
-        if (selectedNetworks != null) {
-            clearAutodownloadSelectedNetworsPreference();
-        }
-        // get configured networks
-        WifiManager wifiservice = (WifiManager) activity.getSystemService(Context.WIFI_SERVICE);
-        List<WifiConfiguration> networks = wifiservice.getConfiguredNetworks();
-
-        if (networks != null) {
-            selectedNetworks = new CheckBoxPreference[networks.size()];
-            List<String> prefValues = Arrays.asList(UserPreferences
-                    .getAutodownloadSelectedNetworks());
-            PreferenceScreen prefScreen = (PreferenceScreen) ui.findPreference(PreferenceController.AUTO_DL_PREF_SCREEN);
-            Preference.OnPreferenceClickListener clickListener = preference -> {
-                if (preference instanceof CheckBoxPreference) {
-                    String key = preference.getKey();
-                    List<String> prefValuesList = new ArrayList<>(
-                            Arrays.asList(UserPreferences
-                                    .getAutodownloadSelectedNetworks())
-                    );
-                    boolean newValue = ((CheckBoxPreference) preference)
-                            .isChecked();
-                    Log.d(TAG, "Selected network " + key + ". New state: " + newValue);
-
-                    int index = prefValuesList.indexOf(key);
-                    if (index >= 0 && !newValue) {
-                        // remove network
-                        prefValuesList.remove(index);
-                    } else if (index < 0 && newValue) {
-                        prefValuesList.add(key);
-                    }
-
-                    UserPreferences.setAutodownloadSelectedNetworks(
-                            prefValuesList.toArray(new String[prefValuesList.size()])
-                    );
-                    return true;
-                } else {
-                    return false;
-                }
-            };
-            // create preference for each known network. attach listener and set
-            // value
-            for (int i = 0; i < networks.size(); i++) {
-                WifiConfiguration config = networks.get(i);
-
-                CheckBoxPreference pref = new CheckBoxPreference(activity);
-                String key = Integer.toString(config.networkId);
-                pref.setTitle(config.SSID);
-                pref.setKey(key);
-                pref.setOnPreferenceClickListener(clickListener);
-                pref.setPersistent(false);
-                pref.setChecked(prefValues.contains(key));
-                selectedNetworks[i] = pref;
-                prefScreen.addPreference(pref);
-            }
-        } else {
-            Log.e(TAG, "Couldn't get list of configure Wi-Fi networks");
-        }
-    }
-
-    private void clearAutodownloadSelectedNetworsPreference() {
-        if (selectedNetworks != null) {
-            PreferenceScreen prefScreen = (PreferenceScreen) ui.findPreference(PreferenceController.AUTO_DL_PREF_SCREEN);
-
-            for (CheckBoxPreference network : selectedNetworks) {
-                if (network != null) {
-                    prefScreen.removePreference(network);
-                }
-            }
-        }
-    }
-
-    private void showDrawerPreferencesDialog() {
-        final Context context = ui.getActivity();
-        final List<String> hiddenDrawerItems = UserPreferences.getHiddenDrawerItems();
-        final String[] navTitles = context.getResources().getStringArray(R.array.nav_drawer_titles);
-        final String[] NAV_DRAWER_TAGS = MainActivity.NAV_DRAWER_TAGS;
-        boolean[] checked = new boolean[MainActivity.NAV_DRAWER_TAGS.length];
-        for(int i=0; i < NAV_DRAWER_TAGS.length; i++) {
-            String tag = NAV_DRAWER_TAGS[i];
-            if(!hiddenDrawerItems.contains(tag)) {
-                checked[i] = true;
-            }
-        }
-        AlertDialog.Builder builder = new AlertDialog.Builder(context);
-        builder.setTitle(R.string.drawer_preferences);
-        builder.setMultiChoiceItems(navTitles, checked, (dialog, which, isChecked) -> {
-            if (isChecked) {
-                hiddenDrawerItems.remove(NAV_DRAWER_TAGS[which]);
-            } else {
-                hiddenDrawerItems.add(NAV_DRAWER_TAGS[which]);
-            }
-        });
-        builder.setPositiveButton(R.string.confirm_label, (dialog, which) -> {
-            UserPreferences.setHiddenDrawerItems(hiddenDrawerItems);
-        });
-        builder.setNegativeButton(R.string.cancel_label, null);
-        builder.create().show();
-    }
-
-    private void showNotificationButtonsDialog() {
-        final Context context = ui.getActivity();
-        final List<Integer> preferredButtons = UserPreferences.getCompactNotificationButtons();
-        final String[] allButtonNames = context.getResources().getStringArray(
-                R.array.compact_notification_buttons_options);
-        boolean[] checked = new boolean[allButtonNames.length]; // booleans default to false in java
-
-        for(int i=0; i < checked.length; i++) {
-            if(preferredButtons.contains(i)) {
-                checked[i] = true;
-            }
-        }
-
-        AlertDialog.Builder builder = new AlertDialog.Builder(context);
-        builder.setTitle(String.format(context.getResources().getString(
-                R.string.pref_compact_notification_buttons_dialog_title), 2));
-        builder.setMultiChoiceItems(allButtonNames, checked, (dialog, which, isChecked) -> {
-            checked[which] = isChecked;
-
-            if (isChecked) {
-                if (preferredButtons.size() < 2) {
-                    preferredButtons.add(which);
-                } else {
-                    // Only allow a maximum of two selections. This is because the notification
-                    // on the lock screen can only display 3 buttons, and the play/pause button
-                    // is always included.
-                    checked[which] = false;
-                    ListView selectionView = ((AlertDialog) dialog).getListView();
-                    selectionView.setItemChecked(which, false);
-                    Snackbar.make(
-                            selectionView,
-                            String.format(context.getResources().getString(
-                                    R.string.pref_compact_notification_buttons_dialog_error), 2),
-                            Snackbar.LENGTH_SHORT).show();
-                }
-            } else {
-                preferredButtons.remove((Integer) which);
-            }
-        });
-        builder.setPositiveButton(R.string.confirm_label, (dialog, which) -> {
-            UserPreferences.setCompactNotificationButtons(preferredButtons);
-        });
-        builder.setNegativeButton(R.string.cancel_label, null);
-        builder.create().show();
-    }
-
-    // CHOOSE DATA FOLDER
-
-    private void requestPermission() {
-        ActivityCompat.requestPermissions(ui.getActivity(), EXTERNAL_STORAGE_PERMISSIONS,
-                PERMISSION_REQUEST_EXTERNAL_STORAGE);
-    }
-
-    private void openDirectoryChooser() {
-        Activity activity = ui.getActivity();
-        Intent intent = new Intent(activity, DirectoryChooserActivity.class);
-        activity.startActivityForResult(intent, DirectoryChooserActivity.RESULT_CODE_DIR_SELECTED);
-    }
-
-    private void showChooseDataFolderDialog() {
-        Context context = ui.getActivity();
-        File dataFolder =  UserPreferences.getDataFolder(null);
-        if(dataFolder == null) {
-            new MaterialDialog.Builder(ui.getActivity())
-                    .title(R.string.error_label)
-                    .content(R.string.external_storage_error_msg)
-                    .neutralText(android.R.string.ok)
-                    .show();
-            return;
-        }
-        String dataFolderPath = dataFolder.getAbsolutePath();
-        int selectedIndex = -1;
-        File[] mediaDirs = ContextCompat.getExternalFilesDirs(context, null);
-        List<String> folders = new ArrayList<>(mediaDirs.length);
-        List<CharSequence> choices = new ArrayList<>(mediaDirs.length);
-        for(int i=0; i < mediaDirs.length; i++) {
-            File dir = mediaDirs[i];
-            if(dir == null || !dir.exists() || !dir.canRead() || !dir.canWrite()) {
-                continue;
-            }
-            String path = mediaDirs[i].getAbsolutePath();
-            folders.add(path);
-            if(dataFolderPath.equals(path)) {
-                selectedIndex = i;
-            }
-            int index = path.indexOf("Android");
-            String choice;
-            if(index >= 0) {
-                choice = path.substring(0, index);
-            } else {
-                choice = path;
-            }
-            long bytes = StorageUtils.getFreeSpaceAvailable(path);
-            String freeSpace = String.format(context.getString(R.string.free_space_label),
-                    Converter.byteToString(bytes));
-            choices.add(Html.fromHtml("<html><small>" + choice
-                    + " [" + freeSpace + "]" + "</small></html>"));
-        }
-        if(choices.size() == 0) {
-            new MaterialDialog.Builder(ui.getActivity())
-                    .title(R.string.error_label)
-                    .content(R.string.external_storage_error_msg)
-                    .neutralText(android.R.string.ok)
-                    .show();
-            return;
-        }
-        MaterialDialog dialog = new MaterialDialog.Builder(ui.getActivity())
-                .title(R.string.choose_data_directory)
-                .content(R.string.choose_data_directory_message)
-                .items(choices.toArray(new CharSequence[choices.size()]))
-                .itemsCallbackSingleChoice(selectedIndex, (dialog1, itemView, which, text) -> {
-                    String folder = folders.get(which);
-                    Log.d(TAG, "data folder: " + folder);
-                    UserPreferences.setDataFolder(folder);
-                    setDataFolderText();
-                    return true;
-                })
-                .negativeText(R.string.cancel_label)
-                .cancelable(true)
-                .build();
-        dialog.show();
-    }
-
-    // UPDATE TIME/INTERVAL DIALOG
-
-    private void showUpdateIntervalTimePreferencesDialog() {
-        final Context context = ui.getActivity();
-
-        MaterialDialog.Builder builder = new MaterialDialog.Builder(context);
-        builder.title(R.string.pref_autoUpdateIntervallOrTime_title);
-        builder.content(R.string.pref_autoUpdateIntervallOrTime_message);
-        builder.positiveText(R.string.pref_autoUpdateIntervallOrTime_Interval);
-        builder.negativeText(R.string.pref_autoUpdateIntervallOrTime_TimeOfDay);
-        builder.neutralText(R.string.pref_autoUpdateIntervallOrTime_Disable);
-        builder.onPositive((dialog, which) -> {
-            AlertDialog.Builder builder1 = new AlertDialog.Builder(context);
-            builder1.setTitle(context.getString(R.string.pref_autoUpdateIntervallOrTime_Interval));
-            final String[] values = context.getResources().getStringArray(R.array.update_intervall_values);
-            final String[] entries = getUpdateIntervalEntries(values);
-            long currInterval = UserPreferences.getUpdateInterval();
-            int checkedItem = -1;
-            if(currInterval > 0) {
-                String currIntervalStr = String.valueOf(TimeUnit.MILLISECONDS.toHours(currInterval));
-                checkedItem = ArrayUtils.indexOf(values, currIntervalStr);
-            }
-            builder1.setSingleChoiceItems(entries, checkedItem, (dialog1, which1) -> {
-                int hours = Integer.parseInt(values[which1]);
-                UserPreferences.setUpdateInterval(hours);
-                dialog1.dismiss();
-                setUpdateIntervalText();
-            });
-            builder1.setNegativeButton(context.getString(R.string.cancel_label), null);
-            builder1.show();
-        });
-        builder.onNegative((dialog, which) -> {
-            int hourOfDay = 7, minute = 0;
-            int[] updateTime = UserPreferences.getUpdateTimeOfDay();
-            if (updateTime.length == 2) {
-                hourOfDay = updateTime[0];
-                minute = updateTime[1];
-            }
-            TimePickerDialog timePickerDialog = new TimePickerDialog(context,
-                    (view, selectedHourOfDay, selectedMinute) -> {
-                        if (view.getTag() == null) { // onTimeSet() may get called twice!
-                            view.setTag("TAGGED");
-                            UserPreferences.setUpdateTimeOfDay(selectedHourOfDay, selectedMinute);
-                            setUpdateIntervalText();
-                        }
-                    }, hourOfDay, minute, DateFormat.is24HourFormat(context));
-            timePickerDialog.setTitle(context.getString(R.string.pref_autoUpdateIntervallOrTime_TimeOfDay));
-            timePickerDialog.show();
-        });
-        builder.onNeutral((dialog, which) -> {
-            UserPreferences.setUpdateInterval(0);
-            setUpdateIntervalText();
-        });
-        builder.show();
-    }
-
-
-    public interface PreferenceUI {
-
-        /**
-         * Finds a preference based on its key.
-         */
-        Preference findPreference(CharSequence key);
-
-        Activity getActivity();
-    }
-}
diff --git a/app/src/play/java/de/danoeh/antennapod/preferences/PreferenceControllerHelper.java b/app/src/play/java/de/danoeh/antennapod/preferences/PreferenceControllerHelper.java
new file mode 100644
index 000000000..173e47890
--- /dev/null
+++ b/app/src/play/java/de/danoeh/antennapod/preferences/PreferenceControllerHelper.java
@@ -0,0 +1,31 @@
+package de.danoeh.antennapod.preferences;
+
+import com.google.android.gms.common.ConnectionResult;
+import com.google.android.gms.common.GoogleApiAvailability;
+
+import de.danoeh.antennapod.core.preferences.UserPreferences;
+
+/**
+ * Implements functions from PreferenceController that are flavor dependent.
+ */
+public class PreferenceControllerHelper {
+
+    static void setupFlavoredUI(PreferenceController.PreferenceUI ui) {
+        //checks whether Google Play Services is installed on the device (condition necessary for Cast support)
+        ui.findPreference(UserPreferences.PREF_CAST_ENABLED).setOnPreferenceChangeListener((preference, o) -> {
+            if (o instanceof Boolean && ((Boolean) o)) {
+                final int googlePlayServicesCheck = GoogleApiAvailability.getInstance()
+                        .isGooglePlayServicesAvailable(ui.getActivity());
+                if (googlePlayServicesCheck == ConnectionResult.SUCCESS) {
+                    return true;
+                } else {
+                    GoogleApiAvailability.getInstance()
+                            .getErrorDialog(ui.getActivity(), googlePlayServicesCheck, 0)
+                            .show();
+                    return false;
+                }
+            }
+            return true;
+        });
+    }
+}