Merge branch 'develop' into feedinfo-fragment

7 files changed, 222 insertions, 171 deletions

diff --git a/app/src/main/java/de/danoeh/antennapod/fragment/EpisodesListFragment.java b/app/src/main/java/de/danoeh/antennapod/fragment/EpisodesListFragment.java
index 1cedb5a91..799f45eba 100644
--- a/app/src/main/java/de/danoeh/antennapod/fragment/EpisodesListFragment.java
+++ b/app/src/main/java/de/danoeh/antennapod/fragment/EpisodesListFragment.java
@@ -4,9 +4,7 @@ import android.content.Context;
 import android.content.DialogInterface;
 import android.content.SharedPreferences;
 import android.os.Bundle;
-import android.os.Handler;
 import android.support.annotation.NonNull;
-import android.support.design.widget.Snackbar;
 import android.support.v4.app.Fragment;
 import android.support.v4.view.MenuItemCompat;
 import android.support.v7.widget.LinearLayoutManager;
@@ -23,8 +21,16 @@ import android.view.ViewGroup;
 import android.widget.ProgressBar;
 import android.widget.TextView;
 import android.widget.Toast;
-import com.joanzapata.iconify.Iconify;
+
 import com.yqritc.recyclerviewflexibledivider.HorizontalDividerItemDecoration;
+
+import org.greenrobot.eventbus.EventBus;
+import org.greenrobot.eventbus.Subscribe;
+import org.greenrobot.eventbus.ThreadMode;
+
+import java.util.ArrayList;
+import java.util.List;
+
 import de.danoeh.antennapod.R;
 import de.danoeh.antennapod.activity.MainActivity;
 import de.danoeh.antennapod.adapter.AllEpisodesRecycleAdapter;
@@ -35,19 +41,15 @@ import de.danoeh.antennapod.core.event.FeedItemEvent;
 import de.danoeh.antennapod.core.feed.EventDistributor;
 import de.danoeh.antennapod.core.feed.Feed;
 import de.danoeh.antennapod.core.feed.FeedItem;
-import de.danoeh.antennapod.core.feed.FeedItemFilter;
 import de.danoeh.antennapod.core.feed.FeedMedia;
-import de.danoeh.antennapod.core.preferences.UserPreferences;
 import de.danoeh.antennapod.core.service.download.DownloadRequest;
 import de.danoeh.antennapod.core.service.download.DownloadService;
 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.DownloadRequester;
 import de.danoeh.antennapod.core.util.FeedItemUtil;
 import de.danoeh.antennapod.core.util.LongList;
-import de.danoeh.antennapod.dialog.FilterDialog;
 import de.danoeh.antennapod.menuhandler.FeedItemMenuHandler;
 import de.danoeh.antennapod.menuhandler.MenuItemUtils;
 import de.danoeh.antennapod.view.EmptyViewHandler;
@@ -55,13 +57,6 @@ import io.reactivex.Observable;
 import io.reactivex.android.schedulers.AndroidSchedulers;
 import io.reactivex.disposables.Disposable;
 import io.reactivex.schedulers.Schedulers;
-import org.greenrobot.eventbus.EventBus;
-import org.greenrobot.eventbus.Subscribe;
-import org.greenrobot.eventbus.ThreadMode;
-
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Set;
 
 /**
  * Shows unread or recently published episodes
@@ -149,7 +144,7 @@ public abstract class EpisodesListFragment extends Fragment {
         SharedPreferences.Editor editor = prefs.edit();
         editor.putInt(PREF_SCROLL_POSITION, firstItem);
         editor.putFloat(PREF_SCROLL_OFFSET, topOffset);
-        editor.commit();
+        editor.apply();
     }
 
     private void restoreScrollPosition() {
@@ -162,7 +157,7 @@ public abstract class EpisodesListFragment extends Fragment {
             SharedPreferences.Editor editor = prefs.edit();
             editor.putInt(PREF_SCROLL_POSITION, 0);
             editor.putFloat(PREF_SCROLL_OFFSET, 0.0f);
-            editor.commit();
+            editor.apply();
         }
     }
 
@@ -262,17 +257,7 @@ public abstract class EpisodesListFragment extends Fragment {
         }
         FeedItem selectedItem = listAdapter.getSelectedItem();
 
-        // Remove new flag contains UI logic specific to All/New/FavoriteSegments,
-        // e.g., Undo with Snackbar,
-        // and is handled by this class rather than the generic FeedItemMenuHandler
-        // Undo is useful for Remove new flag, given there is no UI to undo it otherwise,
-        // i.e., there is context menu item for Mark as new
-        if (R.id.remove_new_flag_item == item.getItemId()) {
-            removeNewFlagWithUndo(selectedItem);
-            return true;
-        }
-
-        return FeedItemMenuHandler.onMenuItemClicked(getActivity(), item.getItemId(), selectedItem);
+        return FeedItemMenuHandler.onMenuItemClicked(this, item.getItemId(), selectedItem);
     }
 
     @NonNull
@@ -453,36 +438,4 @@ public abstract class EpisodesListFragment extends Fragment {
 
     @NonNull
     protected abstract List<FeedItem> loadData();
-
-    void removeNewFlagWithUndo(FeedItem item) {
-        if (item == null) {
-            return;
-        }
-
-        Log.d(TAG, "removeNewFlagWithUndo(" + item.getId() + ")");
-        if (disposable != null) {
-            disposable.dispose();
-        }
-        // we're marking it as unplayed since the user didn't actually play it
-        // but they don't want it considered 'NEW' anymore
-        DBWriter.markItemPlayed(FeedItem.UNPLAYED, item.getId());
-
-        final Handler h = new Handler(getActivity().getMainLooper());
-        final Runnable r = () -> {
-            FeedMedia media = item.getMedia();
-            if (media != null && media.hasAlmostEnded() && UserPreferences.isAutoDelete()) {
-                DBWriter.deleteFeedMediaOfItem(getActivity(), media.getId());
-            }
-        };
-
-        Snackbar snackbar = Snackbar.make(getView(), getString(R.string.removed_new_flag_label),
-                Snackbar.LENGTH_LONG);
-        snackbar.setAction(getString(R.string.undo), v -> {
-            DBWriter.markItemPlayed(FeedItem.NEW, item.getId());
-            // don't forget to cancel the thing that's going to remove the media
-            h.removeCallbacks(r);
-        });
-        snackbar.show();
-        h.postDelayed(r, (int) Math.ceil(snackbar.getDuration() * 1.05f));
-    }
 }
diff --git a/app/src/main/java/de/danoeh/antennapod/fragment/FeedItemlistFragment.java b/app/src/main/java/de/danoeh/antennapod/fragment/FeedItemlistFragment.java
index ad08cfb23..bb4f348fc 100644
--- a/app/src/main/java/de/danoeh/antennapod/fragment/FeedItemlistFragment.java
+++ b/app/src/main/java/de/danoeh/antennapod/fragment/FeedItemlistFragment.java
@@ -322,7 +322,7 @@ public class FeedItemlistFragment extends ListFragment {
 
         contextMenu = menu;
         lastMenuInfo = (AdapterView.AdapterContextMenuInfo) menuInfo;
-        FeedItemMenuHandler.onPrepareMenu(contextMenuInterface, item, true, null);
+        FeedItemMenuHandler.onPrepareMenu(contextMenuInterface, item);
     }
 
     @Override
@@ -339,7 +339,7 @@ public class FeedItemlistFragment extends ListFragment {
             return super.onContextItemSelected(item);
         }
 
-        return FeedItemMenuHandler.onMenuItemClicked(getActivity(), item.getItemId(), selectedItem);
+        return FeedItemMenuHandler.onMenuItemClicked(this, item.getItemId(), selectedItem);
     }
 
     @Override
diff --git a/app/src/main/java/de/danoeh/antennapod/fragment/ItemFragment.java b/app/src/main/java/de/danoeh/antennapod/fragment/ItemFragment.java
index 3a48c5431..04bf32fd0 100644
--- a/app/src/main/java/de/danoeh/antennapod/fragment/ItemFragment.java
+++ b/app/src/main/java/de/danoeh/antennapod/fragment/ItemFragment.java
@@ -55,7 +55,6 @@ 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.service.playback.PlaybackService;
 import de.danoeh.antennapod.core.storage.DBReader;
 import de.danoeh.antennapod.core.storage.DBTasks;
 import de.danoeh.antennapod.core.storage.DBWriter;
@@ -336,10 +335,10 @@ public class ItemFragment extends Fragment implements OnSwipeGesture {
         inflater.inflate(R.menu.feeditem_options, menu);
         popupMenu = menu;
         if (item.hasMedia()) {
-            FeedItemMenuHandler.onPrepareMenu(popupMenuInterface, item, true, null);
+            FeedItemMenuHandler.onPrepareMenu(popupMenuInterface, item);
         } else {
             // these are already available via button1 and button2
-            FeedItemMenuHandler.onPrepareMenu(popupMenuInterface, item, true, null,
+            FeedItemMenuHandler.onPrepareMenu(popupMenuInterface, item,
                     R.id.mark_read_item, R.id.visit_website_item);
         }
     }
@@ -351,7 +350,7 @@ public class ItemFragment extends Fragment implements OnSwipeGesture {
                 openPodcast();
                 return true;
             default:
-                return FeedItemMenuHandler.onMenuItemClicked(getActivity(), menuItem.getItemId(), item);
+                return FeedItemMenuHandler.onMenuItemClicked(this, menuItem.getItemId(), item);
         }
     }
 
diff --git a/app/src/main/java/de/danoeh/antennapod/fragment/NewEpisodesFragment.java b/app/src/main/java/de/danoeh/antennapod/fragment/NewEpisodesFragment.java
index adae4f2a5..07667118d 100644
--- a/app/src/main/java/de/danoeh/antennapod/fragment/NewEpisodesFragment.java
+++ b/app/src/main/java/de/danoeh/antennapod/fragment/NewEpisodesFragment.java
@@ -6,7 +6,6 @@ import android.support.v7.widget.RecyclerView;
 import android.support.v7.widget.helper.ItemTouchHelper;
 import android.view.LayoutInflater;
 import android.view.Menu;
-import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
 
@@ -16,6 +15,7 @@ import de.danoeh.antennapod.R;
 import de.danoeh.antennapod.adapter.AllEpisodesRecycleAdapter;
 import de.danoeh.antennapod.core.feed.FeedItem;
 import de.danoeh.antennapod.core.storage.DBReader;
+import de.danoeh.antennapod.menuhandler.FeedItemMenuHandler;
 
 /**
  * Like 'EpisodesFragment' except that it only shows new episodes and
@@ -63,7 +63,7 @@ public class NewEpisodesFragment extends EpisodesListFragment {
             @Override
             public void onSwiped(RecyclerView.ViewHolder viewHolder, int swipeDir) {
                 AllEpisodesRecycleAdapter.Holder holder = (AllEpisodesRecycleAdapter.Holder) viewHolder;
-                removeNewFlagWithUndo(holder.getFeedItem());
+                FeedItemMenuHandler.removeNewFlagWithUndo(NewEpisodesFragment.this, holder.getFeedItem());
             }
 
             @Override
diff --git a/app/src/main/java/de/danoeh/antennapod/fragment/QueueFragment.java b/app/src/main/java/de/danoeh/antennapod/fragment/QueueFragment.java
index 9763f8f2d..d461dbc5d 100644
--- a/app/src/main/java/de/danoeh/antennapod/fragment/QueueFragment.java
+++ b/app/src/main/java/de/danoeh/antennapod/fragment/QueueFragment.java
@@ -7,6 +7,7 @@ import android.os.Bundle;
 import android.support.design.widget.Snackbar;
 import android.support.v4.app.Fragment;
 import android.support.v4.view.MenuItemCompat;
+import android.support.v7.app.AlertDialog;
 import android.support.v7.widget.LinearLayoutManager;
 import android.support.v7.widget.RecyclerView;
 import android.support.v7.widget.SearchView;
@@ -19,11 +20,16 @@ import android.view.MenuInflater;
 import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.CheckBox;
 import android.widget.ProgressBar;
 import android.widget.TextView;
 
 import com.yqritc.recyclerviewflexibledivider.HorizontalDividerItemDecoration;
 
+import org.greenrobot.eventbus.EventBus;
+import org.greenrobot.eventbus.Subscribe;
+import org.greenrobot.eventbus.ThreadMode;
+
 import java.util.List;
 
 import de.danoeh.antennapod.R;
@@ -53,15 +59,11 @@ import de.danoeh.antennapod.core.util.SortOrder;
 import de.danoeh.antennapod.dialog.EpisodesApplyActionFragment;
 import de.danoeh.antennapod.menuhandler.FeedItemMenuHandler;
 import de.danoeh.antennapod.menuhandler.MenuItemUtils;
-
 import de.danoeh.antennapod.view.EmptyViewHandler;
 import io.reactivex.Observable;
 import io.reactivex.android.schedulers.AndroidSchedulers;
 import io.reactivex.disposables.Disposable;
 import io.reactivex.schedulers.Schedulers;
-import org.greenrobot.eventbus.EventBus;
-import org.greenrobot.eventbus.Subscribe;
-import org.greenrobot.eventbus.ThreadMode;
 
 import static de.danoeh.antennapod.dialog.EpisodesApplyActionFragment.ACTION_DELETE;
 import static de.danoeh.antennapod.dialog.EpisodesApplyActionFragment.ACTION_REMOVE_FROM_QUEUE;
@@ -91,10 +93,12 @@ public class QueueFragment extends Fragment {
     private static final String PREFS = "QueueFragment";
     private static final String PREF_SCROLL_POSITION = "scroll_position";
     private static final String PREF_SCROLL_OFFSET = "scroll_offset";
+    private static final String PREF_SHOW_LOCK_WARNING = "show_lock_warning";
 
     private Disposable disposable;
     private LinearLayoutManager layoutManager;
     private ItemTouchHelper itemTouchHelper;
+    private SharedPreferences prefs;
 
 
     @Override
@@ -102,6 +106,7 @@ public class QueueFragment extends Fragment {
         super.onCreate(savedInstanceState);
         setRetainInstance(true);
         setHasOptionsMenu(true);
+        prefs = getActivity().getSharedPreferences(PREFS, Context.MODE_PRIVATE);
     }
 
     @Override
@@ -219,15 +224,13 @@ public class QueueFragment extends Fragment {
             topOffset = firstItemView.getTop();
         }
 
-        SharedPreferences prefs = getActivity().getSharedPreferences(PREFS, Context.MODE_PRIVATE);
-        SharedPreferences.Editor editor = prefs.edit();
-        editor.putInt(PREF_SCROLL_POSITION, firstItem);
-        editor.putFloat(PREF_SCROLL_OFFSET, topOffset);
-        editor.commit();
+        prefs.edit()
+                .putInt(PREF_SCROLL_POSITION, firstItem)
+                .putFloat(PREF_SCROLL_OFFSET, topOffset)
+                .apply();
     }
 
     private void restoreScrollPosition() {
-        SharedPreferences prefs = getActivity().getSharedPreferences(PREFS, Context.MODE_PRIVATE);
         int position = prefs.getInt(PREF_SCROLL_POSITION, 0);
         float offset = prefs.getFloat(PREF_SCROLL_OFFSET, 0.0f);
         if (position > 0 || offset > 0) {
@@ -299,19 +302,7 @@ public class QueueFragment extends Fragment {
         if (!super.onOptionsItemSelected(item)) {
             switch (item.getItemId()) {
                 case R.id.queue_lock:
-                    boolean newLockState = !UserPreferences.isQueueLocked();
-                    UserPreferences.setQueueLocked(newLockState);
-                    getActivity().supportInvalidateOptionsMenu();
-                    if (recyclerAdapter != null) {
-                        recyclerAdapter.setLocked(newLockState);
-                    }
-                    if (newLockState) {
-                        Snackbar.make(getActivity().findViewById(R.id.content), R.string
-                                .queue_locked, Snackbar.LENGTH_SHORT).show();
-                    } else {
-                        Snackbar.make(getActivity().findViewById(R.id.content), R.string
-                                .queue_unlocked, Snackbar.LENGTH_SHORT).show();
-                    }
+                    toggleQueueLock();
                     return true;
                 case R.id.refresh_item:
                     List<Feed> feeds = ((MainActivity) getActivity()).getFeeds();
@@ -394,6 +385,48 @@ public class QueueFragment extends Fragment {
         }
     }
 
+    private void toggleQueueLock() {
+        boolean isLocked = UserPreferences.isQueueLocked();
+        if (isLocked) {
+            setQueueLocked(false);
+        } else {
+            boolean shouldShowLockWarning = prefs.getBoolean(PREF_SHOW_LOCK_WARNING, true);
+            if (!shouldShowLockWarning) {
+                setQueueLocked(true);
+            } else {
+                AlertDialog.Builder builder = new AlertDialog.Builder(getContext());
+                builder.setTitle(R.string.lock_queue);
+                builder.setMessage(R.string.queue_lock_warning);
+
+                View view = View.inflate(getContext(), R.layout.checkbox_do_not_show_again, null);
+                CheckBox checkDoNotShowAgain = view.findViewById(R.id.checkbox_do_not_show_again);
+                builder.setView(view);
+
+                builder.setPositiveButton(R.string.lock_queue, (dialog, which) -> {
+                    prefs.edit().putBoolean(PREF_SHOW_LOCK_WARNING, !checkDoNotShowAgain.isChecked()).apply();
+                    setQueueLocked(true);
+                });
+                builder.setNegativeButton(R.string.cancel_label, null);
+                builder.show();
+            }
+        }
+    }
+
+    private void setQueueLocked(boolean locked) {
+        UserPreferences.setQueueLocked(locked);
+        getActivity().supportInvalidateOptionsMenu();
+        if (recyclerAdapter != null) {
+            recyclerAdapter.setLocked(locked);
+        }
+        if (locked) {
+            Snackbar.make(getActivity().findViewById(R.id.content), R.string
+                    .queue_locked, Snackbar.LENGTH_SHORT).show();
+        } else {
+            Snackbar.make(getActivity().findViewById(R.id.content), R.string
+                    .queue_unlocked, Snackbar.LENGTH_SHORT).show();
+        }
+    }
+
     /**
      * This method is called if the user clicks on a sort order menu item.
      *
@@ -430,7 +463,7 @@ public class QueueFragment extends Fragment {
                 DBWriter.moveQueueItemToBottom(selectedItem.getId(), true);
                 return true;
             default:
-                return FeedItemMenuHandler.onMenuItemClicked(getActivity(), item.getItemId(), selectedItem);
+                return FeedItemMenuHandler.onMenuItemClicked(this, item.getItemId(), selectedItem);
         }
     }
 
@@ -606,7 +639,7 @@ public class QueueFragment extends Fragment {
                                     / playbackSpeed);
                 }
             }
-            info += " \u2022 ";
+            info += " • ";
             info += getString(R.string.time_left_label);
             info += Converter.getDurationStringLocalized(getActivity(), timeLeft);
         }
diff --git a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/MainPreferencesFragment.java b/app/src/main/java/de/danoeh/antennapod/fragment/preferences/MainPreferencesFragment.java
index dcba5fe89..31fb7ff8b 100644
--- a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/MainPreferencesFragment.java
+++ b/app/src/main/java/de/danoeh/antennapod/fragment/preferences/MainPreferencesFragment.java
@@ -1,28 +1,21 @@
 package de.danoeh.antennapod.fragment.preferences;
 
 import android.content.ActivityNotFoundException;
-import android.content.Context;
 import android.content.Intent;
-import android.content.pm.PackageManager;
-import android.content.pm.ResolveInfo;
 import android.net.Uri;
-import android.os.Build;
 import android.os.Bundle;
-import android.support.v4.content.FileProvider;
 import android.support.v7.app.AppCompatActivity;
 import android.support.v7.preference.PreferenceFragmentCompat;
 import android.util.Log;
 import android.widget.Toast;
 import com.bytehamster.lib.preferencesearch.SearchConfiguration;
 import com.bytehamster.lib.preferencesearch.SearchPreference;
-import de.danoeh.antennapod.CrashReportWriter;
 import de.danoeh.antennapod.R;
 import de.danoeh.antennapod.activity.AboutActivity;
+import de.danoeh.antennapod.activity.BugReportActivity;
 import de.danoeh.antennapod.activity.PreferenceActivity;
 import de.danoeh.antennapod.activity.StatisticsActivity;
 
-import java.util.List;
-
 public class MainPreferencesFragment extends PreferenceFragmentCompat {
     private static final String TAG = "MainPreferencesFragment";
 
@@ -31,9 +24,9 @@ public class MainPreferencesFragment extends PreferenceFragmentCompat {
     private static final String PREF_SCREEN_NETWORK = "prefScreenNetwork";
     private static final String PREF_SCREEN_INTEGRATIONS = "prefScreenIntegrations";
     private static final String PREF_SCREEN_STORAGE = "prefScreenStorage";
-    private static final String PREF_KNOWN_ISSUES = "prefKnownIssues";
     private static final String PREF_FAQ = "prefFaq";
-    private static final String PREF_SEND_CRASH_REPORT = "prefSendCrashReport";
+    private static final String PREF_VIEW_MAILING_LIST = "prefViewMailingList";
+    private static final String PREF_SEND_BUG_REPORT = "prefSendBugReport";
     private static final String STATISTICS = "statistics";
     private static final String PREF_ABOUT = "prefAbout";
 
@@ -78,35 +71,16 @@ public class MainPreferencesFragment extends PreferenceFragmentCompat {
                     return true;
                 }
         );
-        findPreference(PREF_KNOWN_ISSUES).setOnPreferenceClickListener(preference -> {
-            openInBrowser("https://github.com/AntennaPod/AntennaPod/labels/bug");
-            return true;
-        });
         findPreference(PREF_FAQ).setOnPreferenceClickListener(preference -> {
             openInBrowser("https://antennapod.org/faq.html");
             return true;
         });
-        findPreference(PREF_SEND_CRASH_REPORT).setOnPreferenceClickListener(preference -> {
-            Context context = getActivity().getApplicationContext();
-            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
-            Uri fileUri = FileProvider.getUriForFile(context, context.getString(R.string.provider_authority),
-                    CrashReportWriter.getFile());
-            emailIntent.putExtra(Intent.EXTRA_STREAM, fileUri);
-            emailIntent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
-            String intentTitle = getActivity().getString(R.string.send_email);
-            if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.KITKAT) {
-                List<ResolveInfo> resInfoList = context.getPackageManager().queryIntentActivities(emailIntent, PackageManager.MATCH_DEFAULT_ONLY);
-                for (ResolveInfo resolveInfo : resInfoList) {
-                    String packageName = resolveInfo.activityInfo.packageName;
-                    context.grantUriPermission(packageName, fileUri, Intent.FLAG_GRANT_READ_URI_PERMISSION);
-                }
-            }
-            getActivity().startActivity(Intent.createChooser(emailIntent, intentTitle));
+        findPreference(PREF_VIEW_MAILING_LIST).setOnPreferenceClickListener(preference -> {
+            openInBrowser("https://groups.google.com/forum/#!forum/antennapod");
+            return true;
+        });
+        findPreference(PREF_SEND_BUG_REPORT).setOnPreferenceClickListener(preference -> {
+            startActivity(new Intent(getActivity(), BugReportActivity.class));
             return true;
         });
     }
diff --git a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/StoragePreferencesFragment.java b/app/src/main/java/de/danoeh/antennapod/fragment/preferences/StoragePreferencesFragment.java
index b4226b546..e36476c6f 100644
--- a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/StoragePreferencesFragment.java
+++ b/app/src/main/java/de/danoeh/antennapod/fragment/preferences/StoragePreferencesFragment.java
@@ -4,6 +4,7 @@ import android.Manifest;
 import android.annotation.SuppressLint;
 import android.app.Activity;
 import android.app.ProgressDialog;
+import android.content.ActivityNotFoundException;
 import android.content.Context;
 import android.content.Intent;
 import android.content.pm.PackageManager;
@@ -13,13 +14,16 @@ import android.os.Build;
 import android.os.Bundle;
 import android.support.v4.app.ActivityCompat;
 import android.support.v4.content.FileProvider;
+import android.support.v4.provider.DocumentFile;
 import android.support.v7.app.AlertDialog;
 import android.support.v7.preference.PreferenceFragmentCompat;
 import android.util.Log;
+
 import de.danoeh.antennapod.R;
 import de.danoeh.antennapod.activity.DirectoryChooserActivity;
 import de.danoeh.antennapod.activity.ImportExportActivity;
 import de.danoeh.antennapod.activity.OpmlImportFromPathActivity;
+import de.danoeh.antennapod.asynctask.DocumentFileExportWorker;
 import de.danoeh.antennapod.asynctask.ExportWorker;
 import de.danoeh.antennapod.core.export.ExportWriter;
 import de.danoeh.antennapod.core.export.html.HtmlWriter;
@@ -45,6 +49,12 @@ public class StoragePreferencesFragment extends PreferenceFragmentCompat {
             Manifest.permission.READ_EXTERNAL_STORAGE,
             Manifest.permission.WRITE_EXTERNAL_STORAGE };
     private static final int PERMISSION_REQUEST_EXTERNAL_STORAGE = 41;
+    private static final int CHOOSE_OPML_EXPORT_PATH = 1;
+    private static final String DEFAULT_OPML_OUTPUT_NAME = "antennapod-feeds.opml";
+    private static final String CONTENT_TYPE_OPML = "text/x-opml";
+    private static final int CHOOSE_HTML_EXPORT_PATH = 2;
+    private static final String DEFAULT_HTML_OUTPUT_NAME = "antennapod-feeds.html";
+    private static final String CONTENT_TYPE_HTML = "text/html";
     private Disposable disposable;
 
     @Override
@@ -59,6 +69,14 @@ public class StoragePreferencesFragment extends PreferenceFragmentCompat {
         setDataFolderText();
     }
 
+    @Override
+    public void onStop() {
+        super.onStop();
+        if (disposable != null) {
+            disposable.dispose();
+        }
+    }
+
     private void setupStorageScreen() {
         final Activity activity = getActivity();
 
@@ -69,9 +87,16 @@ public class StoragePreferencesFragment extends PreferenceFragmentCompat {
                 }
         );
         findPreference(PREF_OPML_EXPORT).setOnPreferenceClickListener(
-                preference -> export(new OpmlWriter()));
+                preference -> {
+                    openOpmlExportPathPicker();
+                    return true;
+                }
+        );
         findPreference(PREF_HTML_EXPORT).setOnPreferenceClickListener(
-                preference -> export(new HtmlWriter()));
+                preference -> {
+                    openHtmlExportPathPicker();
+                    return true;
+                });
         findPreference(PREF_OPML_IMPORT).setOnPreferenceClickListener(
                 preference -> {
                     activity.startActivity(new Intent(activity, OpmlImportFromPathActivity.class));
@@ -129,52 +154,65 @@ public class StoragePreferencesFragment extends PreferenceFragmentCompat {
     }
 
     private boolean export(ExportWriter exportWriter) {
+        return export(exportWriter, null);
+    }
+
+    private boolean export(ExportWriter exportWriter, final Uri uri) {
         Context context = getActivity();
         final ProgressDialog progressDialog = new ProgressDialog(context);
         progressDialog.setMessage(context.getString(R.string.exporting_label));
         progressDialog.setIndeterminate(true);
         progressDialog.show();
-        final AlertDialog.Builder alert = new AlertDialog.Builder(context)
-                .setNeutralButton(android.R.string.ok, (dialog, which) -> dialog.dismiss());
-        Observable<File> observable = new ExportWorker(exportWriter).exportObservable();
-        disposable = observable.subscribeOn(Schedulers.io())
-                .observeOn(AndroidSchedulers.mainThread())
-                .subscribe(output -> {
-                    alert.setTitle(R.string.export_success_title);
-                    String message = context.getString(R.string.export_success_sum, output.toString());
-                    alert.setMessage(message);
-                    alert.setPositiveButton(R.string.send_label, (dialog, which) -> {
+        if (uri == null) {
+            Observable<File> observable = new ExportWorker(exportWriter).exportObservable();
+            disposable = observable.subscribeOn(Schedulers.io())
+                    .observeOn(AndroidSchedulers.mainThread())
+                    .subscribe(output -> {
                         Uri fileUri = FileProvider.getUriForFile(context.getApplicationContext(),
                                 context.getString(R.string.provider_authority), output);
-                        Intent sendIntent = new Intent(Intent.ACTION_SEND);
-                        sendIntent.putExtra(Intent.EXTRA_SUBJECT,
-                                context.getResources().getText(R.string.opml_export_label));
-                        sendIntent.putExtra(Intent.EXTRA_STREAM, fileUri);
-                        sendIntent.setType("text/plain");
-                        sendIntent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
-                        if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.KITKAT) {
-                            List<ResolveInfo> resInfoList = context.getPackageManager().queryIntentActivities(sendIntent, PackageManager.MATCH_DEFAULT_ONLY);
-                            for (ResolveInfo resolveInfo : resInfoList) {
-                                String packageName = resolveInfo.activityInfo.packageName;
-                                context.grantUriPermission(packageName, fileUri, Intent.FLAG_GRANT_READ_URI_PERMISSION);
-                            }
-                        }
-                        context.startActivity(Intent.createChooser(sendIntent,
-                                context.getResources().getText(R.string.send_label)));
-                    });
-                    alert.create().show();
-                }, error -> {
-                    alert.setTitle(R.string.export_error_label);
-                    alert.setMessage(error.getMessage());
-                    alert.show();
-                }, progressDialog::dismiss);
+                        showExportSuccessDialog(context.getString(R.string.export_success_sum, output.toString()), fileUri);
+                    }, this::showExportErrorDialog, progressDialog::dismiss);
+        } else {
+            Observable<DocumentFile> observable = new DocumentFileExportWorker(exportWriter, context, uri).exportObservable();
+            disposable = observable.subscribeOn(Schedulers.io())
+                    .observeOn(AndroidSchedulers.mainThread())
+                    .subscribe(output -> {
+                        showExportSuccessDialog(context.getString(R.string.export_success_sum, output.getUri()), output.getUri());
+                    }, this::showExportErrorDialog, progressDialog::dismiss);
+        }
         return true;
     }
 
-    public void unsubscribeExportSubscription() {
-        if (disposable != null) {
-            disposable.dispose();
-        }
+    private void showExportSuccessDialog(final String message, final Uri streamUri) {
+        final AlertDialog.Builder alert = new AlertDialog.Builder(getContext())
+                .setNeutralButton(android.R.string.ok, (dialog, which) -> dialog.dismiss());
+        alert.setTitle(R.string.export_success_title);
+        alert.setMessage(message);
+        alert.setPositiveButton(R.string.send_label, (dialog, which) -> {
+            Intent sendIntent = new Intent(Intent.ACTION_SEND);
+            sendIntent.putExtra(Intent.EXTRA_SUBJECT, getString(R.string.opml_export_label));
+            sendIntent.putExtra(Intent.EXTRA_STREAM, streamUri);
+            sendIntent.setType("text/plain");
+            sendIntent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
+            if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.KITKAT) {
+                List<ResolveInfo> resInfoList = getContext().getPackageManager()
+                        .queryIntentActivities(sendIntent, PackageManager.MATCH_DEFAULT_ONLY);
+                for (ResolveInfo resolveInfo : resInfoList) {
+                    String packageName = resolveInfo.activityInfo.packageName;
+                    getContext().grantUriPermission(packageName, streamUri, Intent.FLAG_GRANT_READ_URI_PERMISSION);
+                }
+            }
+            getContext().startActivity(Intent.createChooser(sendIntent, getString(R.string.send_label)));
+        });
+        alert.create().show();
+    }
+
+    private void showExportErrorDialog(final Throwable error) {
+        final AlertDialog.Builder alert = new AlertDialog.Builder(getContext())
+                .setNeutralButton(android.R.string.ok, (dialog, which) -> dialog.dismiss());
+        alert.setTitle(R.string.export_error_label);
+        alert.setMessage(error.getMessage());
+        alert.show();
     }
 
     @SuppressLint("NewApi")
@@ -184,22 +222,22 @@ public class StoragePreferencesFragment extends PreferenceFragmentCompat {
             String dir = data.getStringExtra(DirectoryChooserActivity.RESULT_SELECTED_DIR);
 
             File path;
-            if(dir != null) {
+            if (dir != null) {
                 path = new File(dir);
             } else {
                 path = getActivity().getExternalFilesDir(null);
             }
             String message = null;
-            final Context context= getActivity().getApplicationContext();
-            if(!path.exists()) {
+            final Context context = getActivity().getApplicationContext();
+            if (!path.exists()) {
                 message = String.format(context.getString(R.string.folder_does_not_exist_error), dir);
-            } else if(!path.canRead()) {
+            } else if (!path.canRead()) {
                 message = String.format(context.getString(R.string.folder_not_readable_error), dir);
-            } else if(!path.canWrite()) {
+            } else if (!path.canWrite()) {
                 message = String.format(context.getString(R.string.folder_not_writable_error), dir);
             }
 
-            if(message == null) {
+            if (message == null) {
                 Log.d(TAG, "Setting data folder: " + dir);
                 UserPreferences.setDataFolder(dir);
                 setDataFolderText();
@@ -210,6 +248,16 @@ public class StoragePreferencesFragment extends PreferenceFragmentCompat {
                 ab.show();
             }
         }
+
+        if (resultCode == Activity.RESULT_OK && requestCode == CHOOSE_OPML_EXPORT_PATH) {
+            Uri uri = data.getData();
+            export(new OpmlWriter(), uri);
+        }
+
+        if (resultCode == Activity.RESULT_OK && requestCode == CHOOSE_HTML_EXPORT_PATH) {
+            Uri uri = data.getData();
+            export(new HtmlWriter(), uri);
+        }
     }
 
     private void setDataFolderText() {
@@ -231,6 +279,50 @@ public class StoragePreferencesFragment extends PreferenceFragmentCompat {
         activity.startActivityForResult(intent, DirectoryChooserActivity.RESULT_CODE_DIR_SELECTED);
     }
 
+    private void openOpmlExportPathPicker() {
+        if (Build.VERSION.SDK_INT > Build.VERSION_CODES.JELLY_BEAN_MR2) {
+            Intent intentPickAction = new Intent(Intent.ACTION_CREATE_DOCUMENT)
+                    .addCategory(Intent.CATEGORY_OPENABLE)
+                    .setType(CONTENT_TYPE_OPML)
+                    .putExtra(Intent.EXTRA_TITLE, DEFAULT_OPML_OUTPUT_NAME);
+
+            // Creates an implicit intent to launch a file manager which lets
+            // the user choose a specific directory to export to.
+            try {
+                startActivityForResult(intentPickAction, CHOOSE_OPML_EXPORT_PATH);
+                return;
+            } catch (ActivityNotFoundException e) {
+                Log.e(TAG, "No activity found. Should never happen...");
+            }
+        }
+
+        // If we are using a SDK lower than API 21 or the implicit intent failed
+        // fallback to the legacy export process
+        export(new OpmlWriter());
+    }
+
+    private void openHtmlExportPathPicker() {
+        if (Build.VERSION.SDK_INT > Build.VERSION_CODES.JELLY_BEAN_MR2) {
+            Intent intentPickAction = new Intent(Intent.ACTION_CREATE_DOCUMENT)
+                    .addCategory(Intent.CATEGORY_OPENABLE)
+                    .setType(CONTENT_TYPE_HTML)
+                    .putExtra(Intent.EXTRA_TITLE, DEFAULT_HTML_OUTPUT_NAME);
+
+            // Creates an implicit intent to launch a file manager which lets
+            // the user choose a specific directory to export to.
+            try {
+                startActivityForResult(intentPickAction, CHOOSE_HTML_EXPORT_PATH);
+                return;
+            } catch (ActivityNotFoundException e) {
+                Log.e(TAG, "No activity found. Should never happen...");
+            }
+        }
+
+        // If we are using a SDK lower than API 21 or the implicit intent failed
+        // fallback to the legacy export process
+        export(new HtmlWriter());
+    }
+
     private void showChooseDataFolderDialog() {
         ChooseDataFolderDialog.showDialog(
                 getActivity(), new ChooseDataFolderDialog.RunnableWithString() {