ConversationsActivity.java

  1/*
  2 * Copyright (c) 2018, Daniel Gultsch All rights reserved.
  3 *
  4 * Redistribution and use in source and binary forms, with or without modification,
  5 * are permitted provided that the following conditions are met:
  6 *
  7 * 1. Redistributions of source code must retain the above copyright notice, this
  8 * list of conditions and the following disclaimer.
  9 *
 10 * 2. Redistributions in binary form must reproduce the above copyright notice,
 11 * this list of conditions and the following disclaimer in the documentation and/or
 12 * other materials provided with the distribution.
 13 *
 14 * 3. Neither the name of the copyright holder nor the names of its contributors
 15 * may be used to endorse or promote products derived from this software without
 16 * specific prior written permission.
 17 *
 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
 22 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 25 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 27 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 28 */
 29
 30package eu.siacs.conversations.ui;
 31
 32
 33import android.annotation.SuppressLint;
 34import android.app.Activity;
 35import android.app.Fragment;
 36import android.app.FragmentManager;
 37import android.app.FragmentTransaction;
 38import android.content.ActivityNotFoundException;
 39import android.content.Context;
 40import android.content.Intent;
 41import android.content.pm.PackageManager;
 42import android.databinding.DataBindingUtil;
 43import android.net.Uri;
 44import android.os.Bundle;
 45import android.provider.Settings;
 46import android.support.annotation.IdRes;
 47import android.support.annotation.NonNull;
 48import android.support.v7.app.ActionBar;
 49import android.support.v7.app.AlertDialog;
 50import android.support.v7.widget.Toolbar;
 51import android.util.Log;
 52import android.view.Menu;
 53import android.view.MenuItem;
 54import android.widget.Toast;
 55
 56import org.openintents.openpgp.util.OpenPgpApi;
 57
 58import java.util.Arrays;
 59import java.util.List;
 60import java.util.concurrent.atomic.AtomicBoolean;
 61
 62import eu.siacs.conversations.Config;
 63import eu.siacs.conversations.R;
 64import eu.siacs.conversations.crypto.OmemoSetting;
 65import eu.siacs.conversations.databinding.ActivityConversationsBinding;
 66import eu.siacs.conversations.entities.Account;
 67import eu.siacs.conversations.entities.Conversation;
 68import eu.siacs.conversations.services.XmppConnectionService;
 69import eu.siacs.conversations.ui.interfaces.OnBackendConnected;
 70import eu.siacs.conversations.ui.interfaces.OnConversationArchived;
 71import eu.siacs.conversations.ui.interfaces.OnConversationRead;
 72import eu.siacs.conversations.ui.interfaces.OnConversationSelected;
 73import eu.siacs.conversations.ui.interfaces.OnConversationsListItemUpdated;
 74import eu.siacs.conversations.ui.service.EmojiService;
 75import eu.siacs.conversations.ui.util.ActivityResult;
 76import eu.siacs.conversations.ui.util.ConversationMenuConfigurator;
 77import eu.siacs.conversations.ui.util.MenuDoubleTabUtil;
 78import eu.siacs.conversations.ui.util.PendingItem;
 79import eu.siacs.conversations.utils.EmojiWrapper;
 80import eu.siacs.conversations.utils.ExceptionHelper;
 81import eu.siacs.conversations.utils.XmppUri;
 82import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 83import rocks.xmpp.addr.Jid;
 84
 85import static eu.siacs.conversations.ui.ConversationFragment.REQUEST_DECRYPT_PGP;
 86
 87public class ConversationsActivity extends XmppActivity implements OnConversationSelected, OnConversationArchived, OnConversationsListItemUpdated, OnConversationRead, XmppConnectionService.OnAccountUpdate, XmppConnectionService.OnConversationUpdate, XmppConnectionService.OnRosterUpdate, OnUpdateBlocklist, XmppConnectionService.OnShowErrorToast, XmppConnectionService.OnAffiliationChanged, XmppConnectionService.OnRoleChanged {
 88
 89	public static final String ACTION_VIEW_CONVERSATION = "eu.siacs.conversations.action.VIEW";
 90	public static final String EXTRA_CONVERSATION = "conversationUuid";
 91	public static final String EXTRA_DOWNLOAD_UUID = "eu.siacs.conversations.download_uuid";
 92	public static final String EXTRA_TEXT = "text";
 93	public static final String EXTRA_AS_QUOTE = "as_quote";
 94	public static final String EXTRA_NICK = "nick";
 95	public static final String EXTRA_IS_PRIVATE_MESSAGE = "pm";
 96
 97	private static List<String> VIEW_AND_SHARE_ACTIONS = Arrays.asList(
 98			ACTION_VIEW_CONVERSATION,
 99			Intent.ACTION_SEND,
100			Intent.ACTION_SEND_MULTIPLE
101	);
102
103	public static final int REQUEST_OPEN_MESSAGE = 0x9876;
104	public static final int REQUEST_PLAY_PAUSE = 0x5432;
105
106
107	//secondary fragment (when holding the conversation, must be initialized before refreshing the overview fragment
108	private static final @IdRes
109	int[] FRAGMENT_ID_NOTIFICATION_ORDER = {R.id.secondary_fragment, R.id.main_fragment};
110	private final PendingItem<Intent> pendingViewIntent = new PendingItem<>();
111	private final PendingItem<ActivityResult> postponedActivityResult = new PendingItem<>();
112	private ActivityConversationsBinding binding;
113	private boolean mActivityPaused = true;
114	private AtomicBoolean mRedirectInProcess = new AtomicBoolean(false);
115
116	private static boolean isViewOrShareIntent(Intent i) {
117		Log.d(Config.LOGTAG,"action: "+(i == null ? null : i.getAction()));
118		return i != null && VIEW_AND_SHARE_ACTIONS.contains(i.getAction()) && i.hasExtra(EXTRA_CONVERSATION);
119	}
120
121	private static Intent createLauncherIntent(Context context) {
122		final Intent intent = new Intent(context, ConversationsActivity.class);
123		intent.setAction(Intent.ACTION_MAIN);
124		intent.addCategory(Intent.CATEGORY_LAUNCHER);
125		return intent;
126	}
127
128	@Override
129	protected void refreshUiReal() {
130		for (@IdRes int id : FRAGMENT_ID_NOTIFICATION_ORDER) {
131			refreshFragment(id);
132		}
133	}
134
135	@Override
136	void onBackendConnected() {
137		if (performRedirectIfNecessary(true)) {
138			return;
139		}
140		xmppConnectionService.getNotificationService().setIsInForeground(true);
141		Intent intent = pendingViewIntent.pop();
142		if (intent != null) {
143			if (processViewIntent(intent)) {
144				if (binding.secondaryFragment != null) {
145					notifyFragmentOfBackendConnected(R.id.main_fragment);
146				}
147				invalidateActionBarTitle();
148				return;
149			}
150		}
151		for (@IdRes int id : FRAGMENT_ID_NOTIFICATION_ORDER) {
152			notifyFragmentOfBackendConnected(id);
153		}
154
155		ActivityResult activityResult = postponedActivityResult.pop();
156		if (activityResult != null) {
157			handleActivityResult(activityResult);
158		}
159
160		invalidateActionBarTitle();
161		if (binding.secondaryFragment != null && ConversationFragment.getConversation(this) == null) {
162			Conversation conversation = ConversationsOverviewFragment.getSuggestion(this);
163			if (conversation != null) {
164				openConversation(conversation, null);
165			}
166		}
167		showDialogsIfMainIsOverview();
168	}
169
170	private boolean performRedirectIfNecessary(boolean noAnimation) {
171		return performRedirectIfNecessary(null, noAnimation);
172	}
173
174	private boolean performRedirectIfNecessary(final Conversation ignore, final boolean noAnimation) {
175		if (xmppConnectionService == null) {
176			return false;
177		}
178		boolean isConversationsListEmpty = xmppConnectionService.isConversationsListEmpty(ignore);
179		if (isConversationsListEmpty && mRedirectInProcess.compareAndSet(false, true)) {
180			final Intent intent = getRedirectionIntent(noAnimation);
181			runOnUiThread(() -> {
182				startActivity(intent);
183				if (noAnimation) {
184					overridePendingTransition(0, 0);
185				}
186			});
187		}
188		return mRedirectInProcess.get();
189	}
190
191	private Intent getRedirectionIntent(boolean noAnimation) {
192		Account pendingAccount = xmppConnectionService.getPendingAccount();
193		Intent intent;
194		if (pendingAccount != null) {
195			intent = new Intent(this, EditAccountActivity.class);
196			intent.putExtra("jid", pendingAccount.getJid().asBareJid().toString());
197		} else {
198			if (xmppConnectionService.getAccounts().size() == 0) {
199				if (Config.X509_VERIFICATION) {
200					intent = new Intent(this, ManageAccountActivity.class);
201				} else if (Config.MAGIC_CREATE_DOMAIN != null) {
202					intent = new Intent(this, WelcomeActivity.class);
203					WelcomeActivity.addInviteUri(intent, getIntent());
204				} else {
205					intent = new Intent(this, EditAccountActivity.class);
206				}
207			} else {
208				intent = new Intent(this, StartConversationActivity.class);
209			}
210		}
211		intent.putExtra("init", true);
212		intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
213		if (noAnimation) {
214			intent.addFlags(Intent.FLAG_ACTIVITY_NO_ANIMATION);
215		}
216		return intent;
217	}
218
219	private void showDialogsIfMainIsOverview() {
220		if (xmppConnectionService == null) {
221			return;
222		}
223		final Fragment fragment = getFragmentManager().findFragmentById(R.id.main_fragment);
224		if (fragment != null && fragment instanceof ConversationsOverviewFragment) {
225			if (ExceptionHelper.checkForCrash(this)) {
226				return;
227			}
228			openBatteryOptimizationDialogIfNeeded();
229		}
230	}
231
232	private String getBatteryOptimizationPreferenceKey() {
233		@SuppressLint("HardwareIds") String device = Settings.Secure.getString(getContentResolver(), Settings.Secure.ANDROID_ID);
234		return "show_battery_optimization" + (device == null ? "" : device);
235	}
236
237	private void setNeverAskForBatteryOptimizationsAgain() {
238		getPreferences().edit().putBoolean(getBatteryOptimizationPreferenceKey(), false).apply();
239	}
240
241	private void openBatteryOptimizationDialogIfNeeded() {
242		if (hasAccountWithoutPush()
243				&& isOptimizingBattery()
244				&& getPreferences().getBoolean(getBatteryOptimizationPreferenceKey(), true)) {
245			AlertDialog.Builder builder = new AlertDialog.Builder(this);
246			builder.setTitle(R.string.battery_optimizations_enabled);
247			builder.setMessage(R.string.battery_optimizations_enabled_dialog);
248			builder.setPositiveButton(R.string.next, (dialog, which) -> {
249				Intent intent = new Intent(Settings.ACTION_REQUEST_IGNORE_BATTERY_OPTIMIZATIONS);
250				Uri uri = Uri.parse("package:" + getPackageName());
251				intent.setData(uri);
252				try {
253					startActivityForResult(intent, REQUEST_BATTERY_OP);
254				} catch (ActivityNotFoundException e) {
255					Toast.makeText(this, R.string.device_does_not_support_battery_op, Toast.LENGTH_SHORT).show();
256				}
257			});
258			builder.setOnDismissListener(dialog -> setNeverAskForBatteryOptimizationsAgain());
259			final AlertDialog dialog = builder.create();
260			dialog.setCanceledOnTouchOutside(false);
261			dialog.show();
262		}
263	}
264
265	private boolean hasAccountWithoutPush() {
266		for (Account account : xmppConnectionService.getAccounts()) {
267			if (account.getStatus() == Account.State.ONLINE && !xmppConnectionService.getPushManagementService().available(account)) {
268				return true;
269			}
270		}
271		return false;
272	}
273
274	private void notifyFragmentOfBackendConnected(@IdRes int id) {
275		final Fragment fragment = getFragmentManager().findFragmentById(id);
276		if (fragment != null && fragment instanceof OnBackendConnected) {
277			((OnBackendConnected) fragment).onBackendConnected();
278		}
279	}
280
281	private void refreshFragment(@IdRes int id) {
282		final Fragment fragment = getFragmentManager().findFragmentById(id);
283		if (fragment != null && fragment instanceof XmppFragment) {
284			((XmppFragment) fragment).refresh();
285		}
286	}
287
288	private boolean processViewIntent(Intent intent) {
289		String uuid = intent.getStringExtra(EXTRA_CONVERSATION);
290		Conversation conversation = uuid != null ? xmppConnectionService.findConversationByUuid(uuid) : null;
291		if (conversation == null) {
292			Log.d(Config.LOGTAG, "unable to view conversation with uuid:" + uuid);
293			return false;
294		}
295		openConversation(conversation, intent.getExtras());
296		return true;
297	}
298
299	@Override
300	public void onRequestPermissionsResult(int requestCode, @NonNull String permissions[], @NonNull int[] grantResults) {
301		UriHandlerActivity.onRequestPermissionResult(this, requestCode, grantResults);
302		if (grantResults.length > 0) {
303			if (grantResults[0] == PackageManager.PERMISSION_GRANTED) {
304				switch (requestCode) {
305					case REQUEST_OPEN_MESSAGE:
306						refreshUiReal();
307						ConversationFragment.openPendingMessage(this);
308						break;
309					case REQUEST_PLAY_PAUSE:
310						ConversationFragment.startStopPending(this);
311						break;
312				}
313			}
314		}
315	}
316
317	@Override
318	public void onActivityResult(int requestCode, int resultCode, final Intent data) {
319		super.onActivityResult(requestCode, resultCode, data);
320		ActivityResult activityResult = ActivityResult.of(requestCode, resultCode, data);
321		if (xmppConnectionService != null) {
322			handleActivityResult(activityResult);
323		} else {
324			this.postponedActivityResult.push(activityResult);
325		}
326	}
327
328	private void handleActivityResult(ActivityResult activityResult) {
329		if (activityResult.resultCode == Activity.RESULT_OK) {
330			handlePositiveActivityResult(activityResult.requestCode, activityResult.data);
331		} else {
332			handleNegativeActivityResult(activityResult.requestCode);
333		}
334	}
335
336	private void handleNegativeActivityResult(int requestCode) {
337		Conversation conversation = ConversationFragment.getConversationReliable(this);
338		switch (requestCode) {
339			case REQUEST_DECRYPT_PGP:
340				if (conversation == null) {
341					break;
342				}
343				conversation.getAccount().getPgpDecryptionService().giveUpCurrentDecryption();
344				break;
345			case REQUEST_BATTERY_OP:
346				setNeverAskForBatteryOptimizationsAgain();
347				break;
348		}
349	}
350
351	private void handlePositiveActivityResult(int requestCode, final Intent data) {
352		Conversation conversation = ConversationFragment.getConversationReliable(this);
353		if (conversation == null) {
354			Log.d(Config.LOGTAG, "conversation not found");
355			return;
356		}
357		switch (requestCode) {
358			case REQUEST_DECRYPT_PGP:
359				conversation.getAccount().getPgpDecryptionService().continueDecryption(data);
360				break;
361			case REQUEST_CHOOSE_PGP_ID:
362				long id = data.getLongExtra(OpenPgpApi.EXTRA_SIGN_KEY_ID, 0);
363				if (id != 0) {
364					conversation.getAccount().setPgpSignId(id);
365					announcePgp(conversation.getAccount(), null, null, onOpenPGPKeyPublished);
366				} else {
367					choosePgpSignId(conversation.getAccount());
368				}
369				break;
370			case REQUEST_ANNOUNCE_PGP:
371				announcePgp(conversation.getAccount(), conversation, data, onOpenPGPKeyPublished);
372				break;
373		}
374	}
375
376	@Override
377	protected void onCreate(final Bundle savedInstanceState) {
378		super.onCreate(savedInstanceState);
379		ConversationMenuConfigurator.reloadFeatures(this);
380		OmemoSetting.load(this);
381		new EmojiService(this).init();
382		this.binding = DataBindingUtil.setContentView(this, R.layout.activity_conversations);
383		setSupportActionBar((Toolbar) binding.toolbar);
384		configureActionBar(getSupportActionBar());
385		this.getFragmentManager().addOnBackStackChangedListener(this::invalidateActionBarTitle);
386		this.getFragmentManager().addOnBackStackChangedListener(this::showDialogsIfMainIsOverview);
387		this.initializeFragments();
388		this.invalidateActionBarTitle();
389		final Intent intent;
390		if (savedInstanceState == null) {
391			intent = getIntent();
392		} else {
393			intent = savedInstanceState.getParcelable("intent");
394		}
395		if (isViewOrShareIntent(intent)) {
396			pendingViewIntent.push(intent);
397			setIntent(createLauncherIntent(this));
398		}
399	}
400
401	@Override
402	public boolean onCreateOptionsMenu(Menu menu) {
403		getMenuInflater().inflate(R.menu.activity_conversations, menu);
404		MenuItem qrCodeScanMenuItem = menu.findItem(R.id.action_scan_qr_code);
405		if (qrCodeScanMenuItem != null) {
406			if (isCameraFeatureAvailable()) {
407				Fragment fragment = getFragmentManager().findFragmentById(R.id.main_fragment);
408				boolean visible = getResources().getBoolean(R.bool.show_qr_code_scan)
409						&& fragment != null
410						&& fragment instanceof ConversationsOverviewFragment;
411				qrCodeScanMenuItem.setVisible(visible);
412			} else {
413				qrCodeScanMenuItem.setVisible(false);
414			}
415		}
416		return super.onCreateOptionsMenu(menu);
417	}
418
419	@Override
420	public void onConversationSelected(Conversation conversation) {
421		if (ConversationFragment.getConversation(this) == conversation) {
422			Log.d(Config.LOGTAG, "ignore onConversationSelected() because conversation is already open");
423			return;
424		}
425		openConversation(conversation, null);
426	}
427
428    private void displayToast(final String msg) {
429        runOnUiThread(() -> Toast.makeText(ConversationsActivity.this, msg, Toast.LENGTH_SHORT).show());
430    }
431
432    @Override
433    public void onAffiliationChangedSuccessful(Jid jid) {
434
435    }
436
437    @Override
438    public void onAffiliationChangeFailed(Jid jid, int resId) {
439        displayToast(getString(resId, jid.asBareJid().toString()));
440    }
441
442    @Override
443    public void onRoleChangedSuccessful(String nick) {
444
445    }
446
447    @Override
448    public void onRoleChangeFailed(String nick, int resId) {
449        displayToast(getString(resId, nick));
450    }
451
452	private void openConversation(Conversation conversation, Bundle extras) {
453		ConversationFragment conversationFragment = (ConversationFragment) getFragmentManager().findFragmentById(R.id.secondary_fragment);
454		final boolean mainNeedsRefresh;
455		if (conversationFragment == null) {
456			mainNeedsRefresh = false;
457			Fragment mainFragment = getFragmentManager().findFragmentById(R.id.main_fragment);
458			if (mainFragment != null && mainFragment instanceof ConversationFragment) {
459				conversationFragment = (ConversationFragment) mainFragment;
460			} else {
461				conversationFragment = new ConversationFragment();
462				FragmentTransaction fragmentTransaction = getFragmentManager().beginTransaction();
463				fragmentTransaction.replace(R.id.main_fragment, conversationFragment);
464				fragmentTransaction.addToBackStack(null);
465				try {
466					fragmentTransaction.commit();
467				} catch (IllegalStateException e) {
468					Log.w(Config.LOGTAG,"sate loss while opening conversation",e);
469					//allowing state loss is probably fine since view intents et all are already stored and a click can probably be 'ignored'
470					return;
471				}
472			}
473		} else {
474			mainNeedsRefresh = true;
475		}
476		conversationFragment.reInit(conversation, extras == null ? new Bundle() : extras);
477		if (mainNeedsRefresh) {
478			refreshFragment(R.id.main_fragment);
479		} else {
480			invalidateActionBarTitle();
481		}
482	}
483
484	public boolean onXmppUriClicked(Uri uri) {
485		XmppUri xmppUri = new XmppUri(uri);
486		if (xmppUri.isJidValid() && !xmppUri.hasFingerprints()) {
487			final Conversation conversation = xmppConnectionService.findUniqueConversationByJid(xmppUri);
488			if (conversation != null) {
489				openConversation(conversation, null);
490				return true;
491			}
492		}
493		return false;
494	}
495
496	@Override
497	public boolean onOptionsItemSelected(MenuItem item) {
498		if (MenuDoubleTabUtil.shouldIgnoreTap()) {
499			return false;
500		}
501		switch (item.getItemId()) {
502			case android.R.id.home:
503				FragmentManager fm = getFragmentManager();
504				if (fm.getBackStackEntryCount() > 0) {
505					try {
506						fm.popBackStack();
507					} catch (IllegalStateException e) {
508						Log.w(Config.LOGTAG,"Unable to pop back stack after pressing home button");
509					}
510					return true;
511				}
512				break;
513			case R.id.action_scan_qr_code:
514				UriHandlerActivity.scan(this);
515				return true;
516		}
517		return super.onOptionsItemSelected(item);
518	}
519
520	@Override
521	public void onSaveInstanceState(Bundle savedInstanceState) {
522		Intent pendingIntent = pendingViewIntent.peek();
523		savedInstanceState.putParcelable("intent", pendingIntent != null ? pendingIntent : getIntent());
524		super.onSaveInstanceState(savedInstanceState);
525	}
526
527	@Override
528	protected void onStart() {
529		final int theme = findTheme();
530		if (this.mTheme != theme) {
531			this.mSkipBackgroundBinding = true;
532			recreate();
533		} else {
534			this.mSkipBackgroundBinding = false;
535		}
536		mRedirectInProcess.set(false);
537		super.onStart();
538	}
539
540	@Override
541	protected void onNewIntent(final Intent intent) {
542		if (isViewOrShareIntent(intent)) {
543			if (xmppConnectionService != null) {
544				processViewIntent(intent);
545			} else {
546				pendingViewIntent.push(intent);
547			}
548		}
549		setIntent(createLauncherIntent(this));
550	}
551
552	@Override
553	public void onPause() {
554		this.mActivityPaused = true;
555		super.onPause();
556	}
557
558	@Override
559	public void onResume() {
560		super.onResume();
561		this.mActivityPaused = false;
562	}
563
564	private void initializeFragments() {
565		FragmentTransaction transaction = getFragmentManager().beginTransaction();
566		Fragment mainFragment = getFragmentManager().findFragmentById(R.id.main_fragment);
567		Fragment secondaryFragment = getFragmentManager().findFragmentById(R.id.secondary_fragment);
568		if (mainFragment != null) {
569			if (binding.secondaryFragment != null) {
570				if (mainFragment instanceof ConversationFragment) {
571					getFragmentManager().popBackStack();
572					transaction.remove(mainFragment);
573					transaction.commit();
574					getFragmentManager().executePendingTransactions();
575					transaction = getFragmentManager().beginTransaction();
576					transaction.replace(R.id.secondary_fragment, mainFragment);
577					transaction.replace(R.id.main_fragment, new ConversationsOverviewFragment());
578					transaction.commit();
579					return;
580				}
581			} else {
582				if (secondaryFragment != null && secondaryFragment instanceof ConversationFragment) {
583					transaction.remove(secondaryFragment);
584					transaction.commit();
585					getFragmentManager().executePendingTransactions();
586					transaction = getFragmentManager().beginTransaction();
587					transaction.replace(R.id.main_fragment, secondaryFragment);
588					transaction.addToBackStack(null);
589					transaction.commit();
590					return;
591				}
592			}
593		} else {
594			transaction.replace(R.id.main_fragment, new ConversationsOverviewFragment());
595		}
596		if (binding.secondaryFragment != null && secondaryFragment == null) {
597			transaction.replace(R.id.secondary_fragment, new ConversationFragment());
598		}
599		transaction.commit();
600	}
601
602	private void invalidateActionBarTitle() {
603		final ActionBar actionBar = getSupportActionBar();
604		if (actionBar != null) {
605			Fragment mainFragment = getFragmentManager().findFragmentById(R.id.main_fragment);
606			if (mainFragment != null && mainFragment instanceof ConversationFragment) {
607				final Conversation conversation = ((ConversationFragment) mainFragment).getConversation();
608				if (conversation != null) {
609					actionBar.setTitle(EmojiWrapper.transform(conversation.getName()));
610					actionBar.setDisplayHomeAsUpEnabled(true);
611					return;
612				}
613			}
614			actionBar.setTitle(R.string.app_name);
615			actionBar.setDisplayHomeAsUpEnabled(false);
616		}
617	}
618
619	@Override
620	public void onConversationArchived(Conversation conversation) {
621		if (performRedirectIfNecessary(conversation, false)) {
622			return;
623		}
624		Fragment mainFragment = getFragmentManager().findFragmentById(R.id.main_fragment);
625		if (mainFragment != null && mainFragment instanceof ConversationFragment) {
626			try {
627				getFragmentManager().popBackStack();
628			} catch (IllegalStateException e) {
629				Log.w(Config.LOGTAG,"state loss while popping back state after archiving conversation",e);
630				//this usually means activity is no longer active; meaning on the next open we will run through this again
631			}
632			return;
633		}
634		Fragment secondaryFragment = getFragmentManager().findFragmentById(R.id.secondary_fragment);
635		if (secondaryFragment != null && secondaryFragment instanceof ConversationFragment) {
636			if (((ConversationFragment) secondaryFragment).getConversation() == conversation) {
637				Conversation suggestion = ConversationsOverviewFragment.getSuggestion(this, conversation);
638				if (suggestion != null) {
639					openConversation(suggestion, null);
640				}
641			}
642		}
643	}
644
645	@Override
646	public void onConversationsListItemUpdated() {
647		Fragment fragment = getFragmentManager().findFragmentById(R.id.main_fragment);
648		if (fragment != null && fragment instanceof ConversationsOverviewFragment) {
649			((ConversationsOverviewFragment) fragment).refresh();
650		}
651	}
652
653	@Override
654	public void switchToConversation(Conversation conversation) {
655		Log.d(Config.LOGTAG, "override");
656		openConversation(conversation, null);
657	}
658
659	@Override
660	public void onConversationRead(Conversation conversation, String upToUuid) {
661		if (!mActivityPaused && pendingViewIntent.peek() == null) {
662			xmppConnectionService.sendReadMarker(conversation, upToUuid);
663		} else {
664			Log.d(Config.LOGTAG, "ignoring read callback. mActivityPaused=" + Boolean.toString(mActivityPaused));
665		}
666	}
667
668	@Override
669	public void onAccountUpdate() {
670		this.refreshUi();
671	}
672
673	@Override
674	public void onConversationUpdate() {
675		if (performRedirectIfNecessary(false)) {
676			return;
677		}
678		this.refreshUi();
679	}
680
681	@Override
682	public void onRosterUpdate() {
683		this.refreshUi();
684	}
685
686	@Override
687	public void OnUpdateBlocklist(OnUpdateBlocklist.Status status) {
688		this.refreshUi();
689	}
690
691	@Override
692	public void onShowErrorToast(int resId) {
693		runOnUiThread(() -> Toast.makeText(this, resId, Toast.LENGTH_SHORT).show());
694	}
695}