1package eu.siacs.conversations.ui;
2
3import static eu.siacs.conversations.ui.XmppActivity.EXTRA_ACCOUNT;
4import static eu.siacs.conversations.ui.XmppActivity.REQUEST_INVITE_TO_CONVERSATION;
5import static eu.siacs.conversations.ui.util.SoftKeyboardUtils.hideSoftKeyboard;
6import static eu.siacs.conversations.utils.PermissionUtils.allGranted;
7import static eu.siacs.conversations.utils.PermissionUtils.getFirstDenied;
8import static eu.siacs.conversations.utils.PermissionUtils.writeGranted;
9
10import android.Manifest;
11import android.annotation.SuppressLint;
12import android.app.Activity;
13import android.app.Fragment;
14import android.app.FragmentManager;
15import android.app.PendingIntent;
16import android.content.ActivityNotFoundException;
17import android.content.Context;
18import android.content.DialogInterface;
19import android.content.Intent;
20import android.content.IntentSender.SendIntentException;
21import android.content.SharedPreferences;
22import android.content.pm.PackageManager;
23import android.net.Uri;
24import android.os.Build;
25import android.os.Bundle;
26import android.os.Handler;
27import android.os.SystemClock;
28import android.preference.PreferenceManager;
29import android.provider.MediaStore;
30import android.text.Editable;
31import android.text.TextUtils;
32import android.util.Log;
33import android.view.ContextMenu;
34import android.view.ContextMenu.ContextMenuInfo;
35import android.view.Gravity;
36import android.view.LayoutInflater;
37import android.view.Menu;
38import android.view.MenuInflater;
39import android.view.MenuItem;
40import android.view.MotionEvent;
41import android.view.View;
42import android.view.View.OnClickListener;
43import android.view.ViewGroup;
44import android.view.inputmethod.EditorInfo;
45import android.view.inputmethod.InputMethodManager;
46import android.widget.AbsListView;
47import android.widget.AbsListView.OnScrollListener;
48import android.widget.AdapterView;
49import android.widget.AdapterView.AdapterContextMenuInfo;
50import android.widget.CheckBox;
51import android.widget.ListView;
52import android.widget.PopupMenu;
53import android.widget.TextView.OnEditorActionListener;
54import android.widget.Toast;
55
56import androidx.annotation.IdRes;
57import androidx.annotation.NonNull;
58import androidx.annotation.Nullable;
59import androidx.annotation.StringRes;
60import androidx.appcompat.app.AlertDialog;
61import androidx.core.view.inputmethod.InputConnectionCompat;
62import androidx.core.view.inputmethod.InputContentInfoCompat;
63import androidx.databinding.DataBindingUtil;
64import androidx.viewpager.widget.PagerAdapter;
65import androidx.viewpager.widget.ViewPager;
66
67import com.cheogram.android.BobTransfer;
68
69import com.google.common.base.Optional;
70import com.google.common.collect.ImmutableList;
71
72import org.jetbrains.annotations.NotNull;
73
74import java.net.URISyntaxException;
75import java.util.ArrayList;
76import java.util.Arrays;
77import java.util.Collection;
78import java.util.Collections;
79import java.util.HashSet;
80import java.util.Iterator;
81import java.util.List;
82import java.util.Map;
83import java.util.Set;
84import java.util.UUID;
85import java.util.concurrent.atomic.AtomicBoolean;
86
87import eu.siacs.conversations.Config;
88import eu.siacs.conversations.R;
89import eu.siacs.conversations.crypto.axolotl.AxolotlService;
90import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
91import eu.siacs.conversations.databinding.FragmentConversationBinding;
92import eu.siacs.conversations.entities.Account;
93import eu.siacs.conversations.entities.Blockable;
94import eu.siacs.conversations.entities.Contact;
95import eu.siacs.conversations.entities.Conversation;
96import eu.siacs.conversations.entities.Conversational;
97import eu.siacs.conversations.entities.DownloadableFile;
98import eu.siacs.conversations.entities.Message;
99import eu.siacs.conversations.entities.MucOptions;
100import eu.siacs.conversations.entities.MucOptions.User;
101import eu.siacs.conversations.entities.Presence;
102import eu.siacs.conversations.entities.Presences;
103import eu.siacs.conversations.entities.ReadByMarker;
104import eu.siacs.conversations.entities.Transferable;
105import eu.siacs.conversations.entities.TransferablePlaceholder;
106import eu.siacs.conversations.http.HttpDownloadConnection;
107import eu.siacs.conversations.persistance.FileBackend;
108import eu.siacs.conversations.services.MessageArchiveService;
109import eu.siacs.conversations.services.QuickConversationsService;
110import eu.siacs.conversations.services.XmppConnectionService;
111import eu.siacs.conversations.ui.adapter.CommandAdapter;
112import eu.siacs.conversations.ui.adapter.MediaPreviewAdapter;
113import eu.siacs.conversations.ui.adapter.MessageAdapter;
114import eu.siacs.conversations.ui.util.ActivityResult;
115import eu.siacs.conversations.ui.util.Attachment;
116import eu.siacs.conversations.ui.util.ConversationMenuConfigurator;
117import eu.siacs.conversations.ui.util.DateSeparator;
118import eu.siacs.conversations.ui.util.EditMessageActionModeCallback;
119import eu.siacs.conversations.ui.util.ListViewUtils;
120import eu.siacs.conversations.ui.util.MenuDoubleTabUtil;
121import eu.siacs.conversations.ui.util.MucDetailsContextMenuHelper;
122import eu.siacs.conversations.ui.util.PendingItem;
123import eu.siacs.conversations.ui.util.PresenceSelector;
124import eu.siacs.conversations.ui.util.ScrollState;
125import eu.siacs.conversations.ui.util.SendButtonAction;
126import eu.siacs.conversations.ui.util.SendButtonTool;
127import eu.siacs.conversations.ui.util.ShareUtil;
128import eu.siacs.conversations.ui.util.ViewUtil;
129import eu.siacs.conversations.ui.widget.EditMessage;
130import eu.siacs.conversations.utils.AccountUtils;
131import eu.siacs.conversations.utils.Compatibility;
132import eu.siacs.conversations.utils.GeoHelper;
133import eu.siacs.conversations.utils.MessageUtils;
134import eu.siacs.conversations.utils.NickValidityChecker;
135import eu.siacs.conversations.utils.Patterns;
136import eu.siacs.conversations.utils.PermissionUtils;
137import eu.siacs.conversations.utils.QuickLoader;
138import eu.siacs.conversations.utils.StylingHelper;
139import eu.siacs.conversations.utils.TimeFrameUtils;
140import eu.siacs.conversations.utils.UIHelper;
141import eu.siacs.conversations.xml.Element;
142import eu.siacs.conversations.xml.Namespace;
143import eu.siacs.conversations.xmpp.Jid;
144import eu.siacs.conversations.xmpp.XmppConnection;
145import eu.siacs.conversations.xmpp.chatstate.ChatState;
146import eu.siacs.conversations.xmpp.jingle.AbstractJingleConnection;
147import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
148import eu.siacs.conversations.xmpp.jingle.JingleFileTransferConnection;
149import eu.siacs.conversations.xmpp.jingle.Media;
150import eu.siacs.conversations.xmpp.jingle.OngoingRtpSession;
151import eu.siacs.conversations.xmpp.jingle.RtpCapability;
152import eu.siacs.conversations.xmpp.stanzas.IqPacket;
153
154public class ConversationFragment extends XmppFragment
155 implements EditMessage.KeyboardListener,
156 MessageAdapter.OnContactPictureLongClicked,
157 MessageAdapter.OnContactPictureClicked {
158
159 public static final int REQUEST_SEND_MESSAGE = 0x0201;
160 public static final int REQUEST_DECRYPT_PGP = 0x0202;
161 public static final int REQUEST_ENCRYPT_MESSAGE = 0x0207;
162 public static final int REQUEST_TRUST_KEYS_TEXT = 0x0208;
163 public static final int REQUEST_TRUST_KEYS_ATTACHMENTS = 0x0209;
164 public static final int REQUEST_START_DOWNLOAD = 0x0210;
165 public static final int REQUEST_ADD_EDITOR_CONTENT = 0x0211;
166 public static final int REQUEST_COMMIT_ATTACHMENTS = 0x0212;
167 public static final int REQUEST_START_AUDIO_CALL = 0x213;
168 public static final int REQUEST_START_VIDEO_CALL = 0x214;
169 public static final int ATTACHMENT_CHOICE_CHOOSE_IMAGE = 0x0301;
170 public static final int ATTACHMENT_CHOICE_TAKE_PHOTO = 0x0302;
171 public static final int ATTACHMENT_CHOICE_CHOOSE_FILE = 0x0303;
172 public static final int ATTACHMENT_CHOICE_RECORD_VOICE = 0x0304;
173 public static final int ATTACHMENT_CHOICE_LOCATION = 0x0305;
174 public static final int ATTACHMENT_CHOICE_INVALID = 0x0306;
175 public static final int ATTACHMENT_CHOICE_RECORD_VIDEO = 0x0307;
176
177 public static final String RECENTLY_USED_QUICK_ACTION = "recently_used_quick_action";
178 public static final String STATE_CONVERSATION_UUID =
179 ConversationFragment.class.getName() + ".uuid";
180 public static final String STATE_SCROLL_POSITION =
181 ConversationFragment.class.getName() + ".scroll_position";
182 public static final String STATE_PHOTO_URI =
183 ConversationFragment.class.getName() + ".media_previews";
184 public static final String STATE_MEDIA_PREVIEWS =
185 ConversationFragment.class.getName() + ".take_photo_uri";
186 private static final String STATE_LAST_MESSAGE_UUID = "state_last_message_uuid";
187
188 private final List<Message> messageList = new ArrayList<>();
189 private final PendingItem<ActivityResult> postponedActivityResult = new PendingItem<>();
190 private final PendingItem<String> pendingConversationsUuid = new PendingItem<>();
191 private final PendingItem<ArrayList<Attachment>> pendingMediaPreviews = new PendingItem<>();
192 private final PendingItem<Bundle> pendingExtras = new PendingItem<>();
193 private final PendingItem<Uri> pendingTakePhotoUri = new PendingItem<>();
194 private final PendingItem<ScrollState> pendingScrollState = new PendingItem<>();
195 private final PendingItem<String> pendingLastMessageUuid = new PendingItem<>();
196 private final PendingItem<Message> pendingMessage = new PendingItem<>();
197 public Uri mPendingEditorContent = null;
198 protected MessageAdapter messageListAdapter;
199 protected CommandAdapter commandAdapter;
200 private MediaPreviewAdapter mediaPreviewAdapter;
201 private String lastMessageUuid = null;
202 private Conversation conversation;
203 private FragmentConversationBinding binding;
204 private Toast messageLoaderToast;
205 private ConversationsActivity activity;
206 private boolean reInitRequiredOnStart = true;
207 private final OnClickListener clickToMuc =
208 new OnClickListener() {
209
210 @Override
211 public void onClick(View v) {
212 ConferenceDetailsActivity.open(getActivity(), conversation);
213 }
214 };
215 private final OnClickListener leaveMuc =
216 new OnClickListener() {
217
218 @Override
219 public void onClick(View v) {
220 activity.xmppConnectionService.archiveConversation(conversation);
221 }
222 };
223 private final OnClickListener joinMuc =
224 new OnClickListener() {
225
226 @Override
227 public void onClick(View v) {
228 activity.xmppConnectionService.joinMuc(conversation);
229 }
230 };
231
232 private final OnClickListener acceptJoin =
233 new OnClickListener() {
234 @Override
235 public void onClick(View v) {
236 conversation.setAttribute("accept_non_anonymous", true);
237 activity.xmppConnectionService.updateConversation(conversation);
238 activity.xmppConnectionService.joinMuc(conversation);
239 }
240 };
241
242 private final OnClickListener enterPassword =
243 new OnClickListener() {
244
245 @Override
246 public void onClick(View v) {
247 MucOptions muc = conversation.getMucOptions();
248 String password = muc.getPassword();
249 if (password == null) {
250 password = "";
251 }
252 activity.quickPasswordEdit(
253 password,
254 value -> {
255 activity.xmppConnectionService.providePasswordForMuc(
256 conversation, value);
257 return null;
258 });
259 }
260 };
261 private final OnScrollListener mOnScrollListener =
262 new OnScrollListener() {
263
264 @Override
265 public void onScrollStateChanged(AbsListView view, int scrollState) {
266 if (AbsListView.OnScrollListener.SCROLL_STATE_IDLE == scrollState) {
267 fireReadEvent();
268 }
269 }
270
271 @Override
272 public void onScroll(
273 final AbsListView view,
274 int firstVisibleItem,
275 int visibleItemCount,
276 int totalItemCount) {
277 toggleScrollDownButton(view);
278 synchronized (ConversationFragment.this.messageList) {
279 if (firstVisibleItem < 5
280 && conversation != null
281 && conversation.messagesLoaded.compareAndSet(true, false)
282 && messageList.size() > 0) {
283 long timestamp;
284 if (messageList.get(0).getType() == Message.TYPE_STATUS
285 && messageList.size() >= 2) {
286 timestamp = messageList.get(1).getTimeSent();
287 } else {
288 timestamp = messageList.get(0).getTimeSent();
289 }
290 activity.xmppConnectionService.loadMoreMessages(
291 conversation,
292 timestamp,
293 new XmppConnectionService.OnMoreMessagesLoaded() {
294 @Override
295 public void onMoreMessagesLoaded(
296 final int c, final Conversation conversation) {
297 if (ConversationFragment.this.conversation
298 != conversation) {
299 conversation.messagesLoaded.set(true);
300 return;
301 }
302 runOnUiThread(
303 () -> {
304 synchronized (messageList) {
305 final int oldPosition =
306 binding.messagesView
307 .getFirstVisiblePosition();
308 Message message = null;
309 int childPos;
310 for (childPos = 0;
311 childPos + oldPosition
312 < messageList.size();
313 ++childPos) {
314 message =
315 messageList.get(
316 oldPosition
317 + childPos);
318 if (message.getType()
319 != Message.TYPE_STATUS) {
320 break;
321 }
322 }
323 final String uuid =
324 message != null
325 ? message.getUuid()
326 : null;
327 View v =
328 binding.messagesView.getChildAt(
329 childPos);
330 final int pxOffset =
331 (v == null) ? 0 : v.getTop();
332 ConversationFragment.this.conversation
333 .populateWithMessages(
334 ConversationFragment
335 .this
336 .messageList);
337 try {
338 updateStatusMessages();
339 } catch (IllegalStateException e) {
340 Log.d(
341 Config.LOGTAG,
342 "caught illegal state exception while updating status messages");
343 }
344 messageListAdapter
345 .notifyDataSetChanged();
346 int pos =
347 Math.max(
348 getIndexOf(
349 uuid,
350 messageList),
351 0);
352 binding.messagesView
353 .setSelectionFromTop(
354 pos, pxOffset);
355 if (messageLoaderToast != null) {
356 messageLoaderToast.cancel();
357 }
358 conversation.messagesLoaded.set(true);
359 }
360 });
361 }
362
363 @Override
364 public void informUser(final int resId) {
365
366 runOnUiThread(
367 () -> {
368 if (messageLoaderToast != null) {
369 messageLoaderToast.cancel();
370 }
371 if (ConversationFragment.this.conversation
372 != conversation) {
373 return;
374 }
375 messageLoaderToast =
376 Toast.makeText(
377 view.getContext(),
378 resId,
379 Toast.LENGTH_LONG);
380 messageLoaderToast.show();
381 });
382 }
383 });
384 }
385 }
386 }
387 };
388 private final EditMessage.OnCommitContentListener mEditorContentListener =
389 new EditMessage.OnCommitContentListener() {
390 @Override
391 public boolean onCommitContent(
392 InputContentInfoCompat inputContentInfo,
393 int flags,
394 Bundle opts,
395 String[] contentMimeTypes) {
396 // try to get permission to read the image, if applicable
397 if ((flags & InputConnectionCompat.INPUT_CONTENT_GRANT_READ_URI_PERMISSION)
398 != 0) {
399 try {
400 inputContentInfo.requestPermission();
401 } catch (Exception e) {
402 Log.e(
403 Config.LOGTAG,
404 "InputContentInfoCompat#requestPermission() failed.",
405 e);
406 Toast.makeText(
407 getActivity(),
408 activity.getString(
409 R.string.no_permission_to_access_x,
410 inputContentInfo.getDescription()),
411 Toast.LENGTH_LONG)
412 .show();
413 return false;
414 }
415 }
416 if (hasPermissions(
417 REQUEST_ADD_EDITOR_CONTENT,
418 Manifest.permission.WRITE_EXTERNAL_STORAGE)) {
419 attachEditorContentToConversation(inputContentInfo.getContentUri());
420 } else {
421 mPendingEditorContent = inputContentInfo.getContentUri();
422 }
423 return true;
424 }
425 };
426 private Message selectedMessage;
427 private final OnClickListener mEnableAccountListener =
428 new OnClickListener() {
429 @Override
430 public void onClick(View v) {
431 final Account account = conversation == null ? null : conversation.getAccount();
432 if (account != null) {
433 account.setOption(Account.OPTION_DISABLED, false);
434 activity.xmppConnectionService.updateAccount(account);
435 }
436 }
437 };
438 private final OnClickListener mUnblockClickListener =
439 new OnClickListener() {
440 @Override
441 public void onClick(final View v) {
442 v.post(() -> v.setVisibility(View.INVISIBLE));
443 if (conversation.isDomainBlocked()) {
444 BlockContactDialog.show(activity, conversation);
445 } else {
446 unblockConversation(conversation);
447 }
448 }
449 };
450 private final OnClickListener mBlockClickListener = this::showBlockSubmenu;
451 private final OnClickListener mAddBackClickListener =
452 new OnClickListener() {
453
454 @Override
455 public void onClick(View v) {
456 final Contact contact = conversation == null ? null : conversation.getContact();
457 if (contact != null) {
458 activity.xmppConnectionService.createContact(contact, true);
459 activity.switchToContactDetails(contact);
460 }
461 }
462 };
463 private final View.OnLongClickListener mLongPressBlockListener = this::showBlockSubmenu;
464 private final OnClickListener mAllowPresenceSubscription =
465 new OnClickListener() {
466 @Override
467 public void onClick(View v) {
468 final Contact contact = conversation == null ? null : conversation.getContact();
469 if (contact != null) {
470 activity.xmppConnectionService.sendPresencePacket(
471 contact.getAccount(),
472 activity.xmppConnectionService
473 .getPresenceGenerator()
474 .sendPresenceUpdatesTo(contact));
475 hideSnackbar();
476 }
477 }
478 };
479 protected OnClickListener clickToDecryptListener =
480 new OnClickListener() {
481
482 @Override
483 public void onClick(View v) {
484 PendingIntent pendingIntent =
485 conversation.getAccount().getPgpDecryptionService().getPendingIntent();
486 if (pendingIntent != null) {
487 try {
488 getActivity()
489 .startIntentSenderForResult(
490 pendingIntent.getIntentSender(),
491 REQUEST_DECRYPT_PGP,
492 null,
493 0,
494 0,
495 0);
496 } catch (SendIntentException e) {
497 Toast.makeText(
498 getActivity(),
499 R.string.unable_to_connect_to_keychain,
500 Toast.LENGTH_SHORT)
501 .show();
502 conversation
503 .getAccount()
504 .getPgpDecryptionService()
505 .continueDecryption(true);
506 }
507 }
508 updateSnackBar(conversation);
509 }
510 };
511 private final AtomicBoolean mSendingPgpMessage = new AtomicBoolean(false);
512 private final OnEditorActionListener mEditorActionListener =
513 (v, actionId, event) -> {
514 if (actionId == EditorInfo.IME_ACTION_SEND) {
515 InputMethodManager imm =
516 (InputMethodManager)
517 activity.getSystemService(Context.INPUT_METHOD_SERVICE);
518 if (imm != null && imm.isFullscreenMode()) {
519 imm.hideSoftInputFromWindow(v.getWindowToken(), 0);
520 }
521 sendMessage();
522 return true;
523 } else {
524 return false;
525 }
526 };
527 private final OnClickListener mScrollButtonListener =
528 new OnClickListener() {
529
530 @Override
531 public void onClick(View v) {
532 stopScrolling();
533 setSelection(binding.messagesView.getCount() - 1, true);
534 }
535 };
536 private final OnClickListener mSendButtonListener =
537 new OnClickListener() {
538
539 @Override
540 public void onClick(View v) {
541 Object tag = v.getTag();
542 if (tag instanceof SendButtonAction) {
543 SendButtonAction action = (SendButtonAction) tag;
544 switch (action) {
545 case TAKE_PHOTO:
546 case RECORD_VIDEO:
547 case SEND_LOCATION:
548 case RECORD_VOICE:
549 case CHOOSE_PICTURE:
550 attachFile(action.toChoice());
551 break;
552 case CANCEL:
553 if (conversation != null) {
554 if (conversation.setCorrectingMessage(null)) {
555 binding.textinput.setText("");
556 binding.textinput.append(conversation.getDraftMessage());
557 conversation.setDraftMessage(null);
558 } else if (conversation.getMode() == Conversation.MODE_MULTI) {
559 conversation.setNextCounterpart(null);
560 binding.textinput.setText("");
561 } else {
562 binding.textinput.setText("");
563 }
564 updateChatMsgHint();
565 updateSendButton();
566 updateEditablity();
567 }
568 break;
569 default:
570 sendMessage();
571 }
572 } else {
573 sendMessage();
574 }
575 }
576 };
577 private int completionIndex = 0;
578 private int lastCompletionLength = 0;
579 private String incomplete;
580 private int lastCompletionCursor;
581 private boolean firstWord = false;
582 private Message mPendingDownloadableMessage;
583
584 private static ConversationFragment findConversationFragment(Activity activity) {
585 Fragment fragment = activity.getFragmentManager().findFragmentById(R.id.main_fragment);
586 if (fragment instanceof ConversationFragment) {
587 return (ConversationFragment) fragment;
588 }
589 fragment = activity.getFragmentManager().findFragmentById(R.id.secondary_fragment);
590 if (fragment instanceof ConversationFragment) {
591 return (ConversationFragment) fragment;
592 }
593 return null;
594 }
595
596 public static void startStopPending(Activity activity) {
597 ConversationFragment fragment = findConversationFragment(activity);
598 if (fragment != null) {
599 fragment.messageListAdapter.startStopPending();
600 }
601 }
602
603 public static void downloadFile(Activity activity, Message message) {
604 ConversationFragment fragment = findConversationFragment(activity);
605 if (fragment != null) {
606 fragment.startDownloadable(message);
607 }
608 }
609
610 public static void registerPendingMessage(Activity activity, Message message) {
611 ConversationFragment fragment = findConversationFragment(activity);
612 if (fragment != null) {
613 fragment.pendingMessage.push(message);
614 }
615 }
616
617 public static void openPendingMessage(Activity activity) {
618 ConversationFragment fragment = findConversationFragment(activity);
619 if (fragment != null) {
620 Message message = fragment.pendingMessage.pop();
621 if (message != null) {
622 fragment.messageListAdapter.openDownloadable(message);
623 }
624 }
625 }
626
627 public static Conversation getConversation(Activity activity) {
628 return getConversation(activity, R.id.secondary_fragment);
629 }
630
631 private static Conversation getConversation(Activity activity, @IdRes int res) {
632 final Fragment fragment = activity.getFragmentManager().findFragmentById(res);
633 if (fragment instanceof ConversationFragment) {
634 return ((ConversationFragment) fragment).getConversation();
635 } else {
636 return null;
637 }
638 }
639
640 public static ConversationFragment get(Activity activity) {
641 FragmentManager fragmentManager = activity.getFragmentManager();
642 Fragment fragment = fragmentManager.findFragmentById(R.id.main_fragment);
643 if (fragment instanceof ConversationFragment) {
644 return (ConversationFragment) fragment;
645 } else {
646 fragment = fragmentManager.findFragmentById(R.id.secondary_fragment);
647 return fragment instanceof ConversationFragment
648 ? (ConversationFragment) fragment
649 : null;
650 }
651 }
652
653 public static Conversation getConversationReliable(Activity activity) {
654 final Conversation conversation = getConversation(activity, R.id.secondary_fragment);
655 if (conversation != null) {
656 return conversation;
657 }
658 return getConversation(activity, R.id.main_fragment);
659 }
660
661 private static boolean scrolledToBottom(AbsListView listView) {
662 final int count = listView.getCount();
663 if (count == 0) {
664 return true;
665 } else if (listView.getLastVisiblePosition() == count - 1) {
666 final View lastChild = listView.getChildAt(listView.getChildCount() - 1);
667 return lastChild != null && lastChild.getBottom() <= listView.getHeight();
668 } else {
669 return false;
670 }
671 }
672
673 private void toggleScrollDownButton() {
674 toggleScrollDownButton(binding.messagesView);
675 }
676
677 private void toggleScrollDownButton(AbsListView listView) {
678 if (conversation == null) {
679 return;
680 }
681 if (scrolledToBottom(listView)) {
682 lastMessageUuid = null;
683 hideUnreadMessagesCount();
684 } else {
685 binding.scrollToBottomButton.setEnabled(true);
686 binding.scrollToBottomButton.show();
687 if (lastMessageUuid == null) {
688 lastMessageUuid = conversation.getLatestMessage().getUuid();
689 }
690 if (conversation.getReceivedMessagesCountSinceUuid(lastMessageUuid) > 0) {
691 binding.unreadCountCustomView.setVisibility(View.VISIBLE);
692 }
693 }
694 }
695
696 private int getIndexOf(String uuid, List<Message> messages) {
697 if (uuid == null) {
698 return messages.size() - 1;
699 }
700 for (int i = 0; i < messages.size(); ++i) {
701 if (uuid.equals(messages.get(i).getUuid())) {
702 return i;
703 } else {
704 Message next = messages.get(i);
705 while (next != null && next.wasMergedIntoPrevious()) {
706 if (uuid.equals(next.getUuid())) {
707 return i;
708 }
709 next = next.next();
710 }
711 }
712 }
713 return -1;
714 }
715
716 private ScrollState getScrollPosition() {
717 final ListView listView = this.binding == null ? null : this.binding.messagesView;
718 if (listView == null
719 || listView.getCount() == 0
720 || listView.getLastVisiblePosition() == listView.getCount() - 1) {
721 return null;
722 } else {
723 final int pos = listView.getFirstVisiblePosition();
724 final View view = listView.getChildAt(0);
725 if (view == null) {
726 return null;
727 } else {
728 return new ScrollState(pos, view.getTop());
729 }
730 }
731 }
732
733 private void setScrollPosition(ScrollState scrollPosition, String lastMessageUuid) {
734 if (scrollPosition != null) {
735
736 this.lastMessageUuid = lastMessageUuid;
737 if (lastMessageUuid != null) {
738 binding.unreadCountCustomView.setUnreadCount(
739 conversation.getReceivedMessagesCountSinceUuid(lastMessageUuid));
740 }
741 // TODO maybe this needs a 'post'
742 this.binding.messagesView.setSelectionFromTop(
743 scrollPosition.position, scrollPosition.offset);
744 toggleScrollDownButton();
745 }
746 }
747
748 private void attachLocationToConversation(Conversation conversation, Uri uri) {
749 if (conversation == null) {
750 return;
751 }
752 activity.xmppConnectionService.attachLocationToConversation(
753 conversation,
754 uri,
755 new UiCallback<Message>() {
756
757 @Override
758 public void success(Message message) {}
759
760 @Override
761 public void error(int errorCode, Message object) {
762 // TODO show possible pgp error
763 }
764
765 @Override
766 public void userInputRequired(PendingIntent pi, Message object) {}
767 });
768 }
769
770 private void attachFileToConversation(Conversation conversation, Uri uri, String type) {
771 if (conversation == null) {
772 return;
773 }
774 final Toast prepareFileToast =
775 Toast.makeText(getActivity(), getText(R.string.preparing_file), Toast.LENGTH_LONG);
776 prepareFileToast.show();
777 activity.delegateUriPermissionsToService(uri);
778 activity.xmppConnectionService.attachFileToConversation(
779 conversation,
780 uri,
781 type,
782 new UiInformableCallback<Message>() {
783 @Override
784 public void inform(final String text) {
785 hidePrepareFileToast(prepareFileToast);
786 runOnUiThread(() -> activity.replaceToast(text));
787 }
788
789 @Override
790 public void success(Message message) {
791 runOnUiThread(() -> activity.hideToast());
792 hidePrepareFileToast(prepareFileToast);
793 }
794
795 @Override
796 public void error(final int errorCode, Message message) {
797 hidePrepareFileToast(prepareFileToast);
798 runOnUiThread(() -> activity.replaceToast(getString(errorCode)));
799 }
800
801 @Override
802 public void userInputRequired(PendingIntent pi, Message message) {
803 hidePrepareFileToast(prepareFileToast);
804 }
805 });
806 }
807
808 public void attachEditorContentToConversation(Uri uri) {
809 mediaPreviewAdapter.addMediaPreviews(
810 Attachment.of(getActivity(), uri, Attachment.Type.FILE));
811 toggleInputMethod();
812 }
813
814 private void attachImageToConversation(Conversation conversation, Uri uri, String type) {
815 if (conversation == null) {
816 return;
817 }
818 final Toast prepareFileToast =
819 Toast.makeText(getActivity(), getText(R.string.preparing_image), Toast.LENGTH_LONG);
820 prepareFileToast.show();
821 activity.delegateUriPermissionsToService(uri);
822 activity.xmppConnectionService.attachImageToConversation(
823 conversation,
824 uri,
825 type,
826 new UiCallback<Message>() {
827
828 @Override
829 public void userInputRequired(PendingIntent pi, Message object) {
830 hidePrepareFileToast(prepareFileToast);
831 }
832
833 @Override
834 public void success(Message message) {
835 hidePrepareFileToast(prepareFileToast);
836 }
837
838 @Override
839 public void error(final int error, final Message message) {
840 hidePrepareFileToast(prepareFileToast);
841 final ConversationsActivity activity = ConversationFragment.this.activity;
842 if (activity == null) {
843 return;
844 }
845 activity.runOnUiThread(() -> activity.replaceToast(getString(error)));
846 }
847 });
848 }
849
850 private void hidePrepareFileToast(final Toast prepareFileToast) {
851 if (prepareFileToast != null && activity != null) {
852 activity.runOnUiThread(prepareFileToast::cancel);
853 }
854 }
855
856 private void sendMessage() {
857 conversation.setUserSelectedThread(false);
858 if (mediaPreviewAdapter.hasAttachments()) {
859 commitAttachments();
860 return;
861 }
862 final Editable text = this.binding.textinput.getText();
863 final String body = text == null ? "" : text.toString();
864 final Conversation conversation = this.conversation;
865 if (body.length() == 0 || conversation == null) {
866 return;
867 }
868 if (trustKeysIfNeeded(conversation, REQUEST_TRUST_KEYS_TEXT)) {
869 return;
870 }
871 final Message message;
872 if (conversation.getCorrectingMessage() == null) {
873 message = new Message(conversation, body, conversation.getNextEncryption());
874 message.setThread(conversation.getThread());
875 Message.configurePrivateMessage(message);
876 } else {
877 message = conversation.getCorrectingMessage();
878 message.setBody(body);
879 message.putEdited(message.getUuid(), message.getServerMsgId());
880 message.setServerMsgId(null);
881 message.setUuid(UUID.randomUUID().toString());
882 }
883 switch (conversation.getNextEncryption()) {
884 case Message.ENCRYPTION_PGP:
885 sendPgpMessage(message);
886 break;
887 default:
888 sendMessage(message);
889 }
890 }
891
892 private boolean trustKeysIfNeeded(final Conversation conversation, final int requestCode) {
893 return conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL
894 && trustKeysIfNeeded(requestCode);
895 }
896
897 protected boolean trustKeysIfNeeded(int requestCode) {
898 AxolotlService axolotlService = conversation.getAccount().getAxolotlService();
899 final List<Jid> targets = axolotlService.getCryptoTargets(conversation);
900 boolean hasUnaccepted = !conversation.getAcceptedCryptoTargets().containsAll(targets);
901 boolean hasUndecidedOwn =
902 !axolotlService
903 .getKeysWithTrust(FingerprintStatus.createActiveUndecided())
904 .isEmpty();
905 boolean hasUndecidedContacts =
906 !axolotlService
907 .getKeysWithTrust(FingerprintStatus.createActiveUndecided(), targets)
908 .isEmpty();
909 boolean hasPendingKeys = !axolotlService.findDevicesWithoutSession(conversation).isEmpty();
910 boolean hasNoTrustedKeys = axolotlService.anyTargetHasNoTrustedKeys(targets);
911 boolean downloadInProgress = axolotlService.hasPendingKeyFetches(targets);
912 if (hasUndecidedOwn
913 || hasUndecidedContacts
914 || hasPendingKeys
915 || hasNoTrustedKeys
916 || hasUnaccepted
917 || downloadInProgress) {
918 axolotlService.createSessionsIfNeeded(conversation);
919 Intent intent = new Intent(getActivity(), TrustKeysActivity.class);
920 String[] contacts = new String[targets.size()];
921 for (int i = 0; i < contacts.length; ++i) {
922 contacts[i] = targets.get(i).toString();
923 }
924 intent.putExtra("contacts", contacts);
925 intent.putExtra(
926 EXTRA_ACCOUNT,
927 conversation.getAccount().getJid().asBareJid().toEscapedString());
928 intent.putExtra("conversation", conversation.getUuid());
929 startActivityForResult(intent, requestCode);
930 return true;
931 } else {
932 return false;
933 }
934 }
935
936 public void updateChatMsgHint() {
937 final boolean multi = conversation.getMode() == Conversation.MODE_MULTI;
938 if (conversation.getCorrectingMessage() != null) {
939 this.binding.textInputHint.setVisibility(View.GONE);
940 this.binding.textinput.setHint(R.string.send_corrected_message);
941 binding.conversationViewPager.setCurrentItem(0);
942 } else if (multi && conversation.getNextCounterpart() != null) {
943 this.binding.textinput.setHint(R.string.send_message);
944 this.binding.textInputHint.setVisibility(View.VISIBLE);
945 this.binding.textInputHint.setText(
946 getString(
947 R.string.send_private_message_to,
948 conversation.getNextCounterpart().getResource()));
949 binding.conversationViewPager.setCurrentItem(0);
950 } else if (multi && !conversation.getMucOptions().participating()) {
951 this.binding.textInputHint.setVisibility(View.GONE);
952 this.binding.textinput.setHint(R.string.you_are_not_participating);
953 } else {
954 this.binding.textInputHint.setVisibility(View.GONE);
955 this.binding.textinput.setHint(UIHelper.getMessageHint(getActivity(), conversation));
956 getActivity().invalidateOptionsMenu();
957 }
958
959 binding.messagesView.post(this::updateThreadFromLastMessage);
960 }
961
962 public void setupIme() {
963 this.binding.textinput.refreshIme();
964 }
965
966 private void handleActivityResult(ActivityResult activityResult) {
967 if (activityResult.resultCode == Activity.RESULT_OK) {
968 handlePositiveActivityResult(activityResult.requestCode, activityResult.data);
969 } else {
970 handleNegativeActivityResult(activityResult.requestCode);
971 }
972 }
973
974 private void handlePositiveActivityResult(int requestCode, final Intent data) {
975 switch (requestCode) {
976 case REQUEST_TRUST_KEYS_TEXT:
977 sendMessage();
978 break;
979 case REQUEST_TRUST_KEYS_ATTACHMENTS:
980 commitAttachments();
981 break;
982 case REQUEST_START_AUDIO_CALL:
983 triggerRtpSession(RtpSessionActivity.ACTION_MAKE_VOICE_CALL);
984 break;
985 case REQUEST_START_VIDEO_CALL:
986 triggerRtpSession(RtpSessionActivity.ACTION_MAKE_VIDEO_CALL);
987 break;
988 case ATTACHMENT_CHOICE_CHOOSE_IMAGE:
989 final List<Attachment> imageUris =
990 Attachment.extractAttachments(getActivity(), data, Attachment.Type.IMAGE);
991 mediaPreviewAdapter.addMediaPreviews(imageUris);
992 toggleInputMethod();
993 break;
994 case ATTACHMENT_CHOICE_TAKE_PHOTO:
995 final Uri takePhotoUri = pendingTakePhotoUri.pop();
996 if (takePhotoUri != null) {
997 mediaPreviewAdapter.addMediaPreviews(
998 Attachment.of(getActivity(), takePhotoUri, Attachment.Type.IMAGE));
999 toggleInputMethod();
1000 } else {
1001 Log.d(Config.LOGTAG, "lost take photo uri. unable to to attach");
1002 }
1003 break;
1004 case ATTACHMENT_CHOICE_CHOOSE_FILE:
1005 case ATTACHMENT_CHOICE_RECORD_VIDEO:
1006 case ATTACHMENT_CHOICE_RECORD_VOICE:
1007 final Attachment.Type type =
1008 requestCode == ATTACHMENT_CHOICE_RECORD_VOICE
1009 ? Attachment.Type.RECORDING
1010 : Attachment.Type.FILE;
1011 final List<Attachment> fileUris =
1012 Attachment.extractAttachments(getActivity(), data, type);
1013 mediaPreviewAdapter.addMediaPreviews(fileUris);
1014 toggleInputMethod();
1015 break;
1016 case ATTACHMENT_CHOICE_LOCATION:
1017 final double latitude = data.getDoubleExtra("latitude", 0);
1018 final double longitude = data.getDoubleExtra("longitude", 0);
1019 final int accuracy = data.getIntExtra("accuracy", 0);
1020 final Uri geo;
1021 if (accuracy > 0) {
1022 geo = Uri.parse(String.format("geo:%s,%s;u=%s", latitude, longitude, accuracy));
1023 } else {
1024 geo = Uri.parse(String.format("geo:%s,%s", latitude, longitude));
1025 }
1026 mediaPreviewAdapter.addMediaPreviews(
1027 Attachment.of(getActivity(), geo, Attachment.Type.LOCATION));
1028 toggleInputMethod();
1029 break;
1030 case REQUEST_INVITE_TO_CONVERSATION:
1031 XmppActivity.ConferenceInvite invite = XmppActivity.ConferenceInvite.parse(data);
1032 if (invite != null) {
1033 if (invite.execute(activity)) {
1034 activity.mToast =
1035 Toast.makeText(
1036 activity, R.string.creating_conference, Toast.LENGTH_LONG);
1037 activity.mToast.show();
1038 }
1039 }
1040 break;
1041 }
1042 }
1043
1044 private void commitAttachments() {
1045 final List<Attachment> attachments = mediaPreviewAdapter.getAttachments();
1046 if (anyNeedsExternalStoragePermission(attachments)
1047 && !hasPermissions(
1048 REQUEST_COMMIT_ATTACHMENTS, Manifest.permission.WRITE_EXTERNAL_STORAGE)) {
1049 return;
1050 }
1051 if (trustKeysIfNeeded(conversation, REQUEST_TRUST_KEYS_ATTACHMENTS)) {
1052 return;
1053 }
1054 final PresenceSelector.OnPresenceSelected callback =
1055 () -> {
1056 for (Iterator<Attachment> i = attachments.iterator(); i.hasNext(); i.remove()) {
1057 final Attachment attachment = i.next();
1058 if (attachment.getType() == Attachment.Type.LOCATION) {
1059 attachLocationToConversation(conversation, attachment.getUri());
1060 } else if (attachment.getType() == Attachment.Type.IMAGE) {
1061 Log.d(
1062 Config.LOGTAG,
1063 "ConversationsActivity.commitAttachments() - attaching image to conversations. CHOOSE_IMAGE");
1064 attachImageToConversation(
1065 conversation, attachment.getUri(), attachment.getMime());
1066 } else {
1067 Log.d(
1068 Config.LOGTAG,
1069 "ConversationsActivity.commitAttachments() - attaching file to conversations. CHOOSE_FILE/RECORD_VOICE/RECORD_VIDEO");
1070 attachFileToConversation(
1071 conversation, attachment.getUri(), attachment.getMime());
1072 }
1073 }
1074 mediaPreviewAdapter.notifyDataSetChanged();
1075 toggleInputMethod();
1076 };
1077 if (conversation == null
1078 || conversation.getMode() == Conversation.MODE_MULTI
1079 || Attachment.canBeSendInband(attachments)
1080 || (conversation.getAccount().httpUploadAvailable()
1081 && FileBackend.allFilesUnderSize(
1082 getActivity(), attachments, getMaxHttpUploadSize(conversation)))) {
1083 callback.onPresenceSelected();
1084 } else {
1085 activity.selectPresence(conversation, callback);
1086 }
1087 }
1088
1089 private static boolean anyNeedsExternalStoragePermission(
1090 final Collection<Attachment> attachments) {
1091 for (final Attachment attachment : attachments) {
1092 if (attachment.getType() != Attachment.Type.LOCATION) {
1093 return true;
1094 }
1095 }
1096 return false;
1097 }
1098
1099 public void toggleInputMethod() {
1100 boolean hasAttachments = mediaPreviewAdapter.hasAttachments();
1101 binding.textinput.setVisibility(hasAttachments ? View.GONE : View.VISIBLE);
1102 binding.mediaPreview.setVisibility(hasAttachments ? View.VISIBLE : View.GONE);
1103 updateSendButton();
1104 }
1105
1106 private void handleNegativeActivityResult(int requestCode) {
1107 switch (requestCode) {
1108 case ATTACHMENT_CHOICE_TAKE_PHOTO:
1109 if (pendingTakePhotoUri.clear()) {
1110 Log.d(
1111 Config.LOGTAG,
1112 "cleared pending photo uri after negative activity result");
1113 }
1114 break;
1115 }
1116 }
1117
1118 @Override
1119 public void onActivityResult(int requestCode, int resultCode, final Intent data) {
1120 super.onActivityResult(requestCode, resultCode, data);
1121 ActivityResult activityResult = ActivityResult.of(requestCode, resultCode, data);
1122 if (activity != null && activity.xmppConnectionService != null) {
1123 handleActivityResult(activityResult);
1124 } else {
1125 this.postponedActivityResult.push(activityResult);
1126 }
1127 }
1128
1129 public void unblockConversation(final Blockable conversation) {
1130 activity.xmppConnectionService.sendUnblockRequest(conversation);
1131 }
1132
1133 @Override
1134 public void onAttach(Activity activity) {
1135 super.onAttach(activity);
1136 Log.d(Config.LOGTAG, "ConversationFragment.onAttach()");
1137 if (activity instanceof ConversationsActivity) {
1138 this.activity = (ConversationsActivity) activity;
1139 } else {
1140 throw new IllegalStateException(
1141 "Trying to attach fragment to activity that is not the ConversationsActivity");
1142 }
1143 }
1144
1145 @Override
1146 public void onDetach() {
1147 super.onDetach();
1148 this.activity = null; // TODO maybe not a good idea since some callbacks really need it
1149 }
1150
1151 @Override
1152 public void onCreate(Bundle savedInstanceState) {
1153 super.onCreate(savedInstanceState);
1154 setHasOptionsMenu(true);
1155 }
1156
1157 @Override
1158 public void onCreateOptionsMenu(Menu menu, MenuInflater menuInflater) {
1159 menuInflater.inflate(R.menu.fragment_conversation, menu);
1160 final MenuItem menuMucDetails = menu.findItem(R.id.action_muc_details);
1161 final MenuItem menuContactDetails = menu.findItem(R.id.action_contact_details);
1162 final MenuItem menuInviteContact = menu.findItem(R.id.action_invite);
1163 final MenuItem menuMute = menu.findItem(R.id.action_mute);
1164 final MenuItem menuUnmute = menu.findItem(R.id.action_unmute);
1165 final MenuItem menuCall = menu.findItem(R.id.action_call);
1166 final MenuItem menuOngoingCall = menu.findItem(R.id.action_ongoing_call);
1167 final MenuItem menuVideoCall = menu.findItem(R.id.action_video_call);
1168 final MenuItem menuTogglePinned = menu.findItem(R.id.action_toggle_pinned);
1169
1170 if (conversation != null) {
1171 if (conversation.getMode() == Conversation.MODE_MULTI) {
1172 menuContactDetails.setVisible(false);
1173 menuInviteContact.setVisible(conversation.getMucOptions().canInvite());
1174 menuMucDetails.setTitle(
1175 conversation.getMucOptions().isPrivateAndNonAnonymous()
1176 ? R.string.action_muc_details
1177 : R.string.channel_details);
1178 menuCall.setVisible(false);
1179 menuOngoingCall.setVisible(false);
1180 } else {
1181 final XmppConnectionService service =
1182 activity == null ? null : activity.xmppConnectionService;
1183 final Optional<OngoingRtpSession> ongoingRtpSession =
1184 service == null
1185 ? Optional.absent()
1186 : service.getJingleConnectionManager()
1187 .getOngoingRtpConnection(conversation.getContact());
1188 if (ongoingRtpSession.isPresent()) {
1189 menuOngoingCall.setVisible(true);
1190 menuCall.setVisible(false);
1191 } else {
1192 menuOngoingCall.setVisible(false);
1193 final RtpCapability.Capability rtpCapability =
1194 RtpCapability.check(conversation.getContact());
1195 final boolean cameraAvailable =
1196 activity != null && activity.isCameraFeatureAvailable();
1197 menuCall.setVisible(rtpCapability != RtpCapability.Capability.NONE);
1198 menuVideoCall.setVisible(
1199 rtpCapability == RtpCapability.Capability.VIDEO && cameraAvailable);
1200 }
1201 menuContactDetails.setVisible(!this.conversation.withSelf());
1202 menuMucDetails.setVisible(false);
1203 menuInviteContact.setVisible(
1204 service != null
1205 && service.findConferenceServer(conversation.getAccount()) != null);
1206 }
1207 if (conversation.isMuted()) {
1208 menuMute.setVisible(false);
1209 } else {
1210 menuUnmute.setVisible(false);
1211 }
1212 ConversationMenuConfigurator.configureAttachmentMenu(conversation, menu);
1213 ConversationMenuConfigurator.configureEncryptionMenu(conversation, menu);
1214 if (conversation.getBooleanAttribute(Conversation.ATTRIBUTE_PINNED_ON_TOP, false)) {
1215 menuTogglePinned.setTitle(R.string.remove_from_favorites);
1216 } else {
1217 menuTogglePinned.setTitle(R.string.add_to_favorites);
1218 }
1219 }
1220 super.onCreateOptionsMenu(menu, menuInflater);
1221 }
1222
1223 @Override
1224 public View onCreateView(
1225 final LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
1226 this.binding =
1227 DataBindingUtil.inflate(inflater, R.layout.fragment_conversation, container, false);
1228 binding.getRoot().setOnClickListener(null); // TODO why the fuck did we do this?
1229
1230 binding.textinput.addTextChangedListener(
1231 new StylingHelper.MessageEditorStyler(binding.textinput));
1232
1233 binding.textinput.setOnEditorActionListener(mEditorActionListener);
1234 binding.textinput.setRichContentListener(new String[] {"image/*"}, mEditorContentListener);
1235
1236 binding.textSendButton.setOnClickListener(this.mSendButtonListener);
1237
1238 binding.scrollToBottomButton.setOnClickListener(this.mScrollButtonListener);
1239 binding.messagesView.setOnScrollListener(mOnScrollListener);
1240 binding.messagesView.setTranscriptMode(ListView.TRANSCRIPT_MODE_NORMAL);
1241 mediaPreviewAdapter = new MediaPreviewAdapter(this);
1242 binding.mediaPreview.setAdapter(mediaPreviewAdapter);
1243 messageListAdapter = new MessageAdapter((XmppActivity) getActivity(), this.messageList);
1244 messageListAdapter.setOnContactPictureClicked(this);
1245 messageListAdapter.setOnContactPictureLongClicked(this);
1246 binding.messagesView.setAdapter(messageListAdapter);
1247
1248 registerForContextMenu(binding.messagesView);
1249
1250 if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1251 this.binding.textinput.setCustomInsertionActionModeCallback(
1252 new EditMessageActionModeCallback(this.binding.textinput));
1253 }
1254
1255 binding.threadIdenticon.setOnClickListener(v -> {
1256 newThread();
1257 conversation.setUserSelectedThread(true);
1258 });
1259
1260 binding.threadIdenticon.setOnLongClickListener(v -> {
1261 setThread(null);
1262 conversation.setUserSelectedThread(true);
1263 return true;
1264 });
1265
1266 return binding.getRoot();
1267 }
1268
1269 @Override
1270 public void onDestroyView() {
1271 super.onDestroyView();
1272 Log.d(Config.LOGTAG, "ConversationFragment.onDestroyView()");
1273 messageListAdapter.setOnContactPictureClicked(null);
1274 messageListAdapter.setOnContactPictureLongClicked(null);
1275 if (conversation != null) conversation.setupViewPager(null, null);
1276 }
1277
1278 private void quoteText(String text) {
1279 if (binding.textinput.isEnabled()) {
1280 binding.textinput.insertAsQuote(text);
1281 binding.textinput.requestFocus();
1282 InputMethodManager inputMethodManager =
1283 (InputMethodManager)
1284 getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
1285 if (inputMethodManager != null) {
1286 inputMethodManager.showSoftInput(
1287 binding.textinput, InputMethodManager.SHOW_IMPLICIT);
1288 }
1289 }
1290 }
1291
1292 private void quoteMessage(Message message) {
1293 setThread(message.getThread());
1294 conversation.setUserSelectedThread(true);
1295 quoteText(MessageUtils.prepareQuote(message));
1296 }
1297
1298 private void setThread(Element thread) {
1299 this.conversation.setThread(thread);
1300 binding.threadIdenticon.setAlpha(0f);
1301 if (thread != null) {
1302 final String threadId = thread.getContent();
1303 if (threadId != null) {
1304 binding.threadIdenticon.setAlpha(1f);
1305 binding.threadIdenticon.setColor(UIHelper.getColorForName(threadId));
1306 binding.threadIdenticon.setHash(UIHelper.identiconHash(threadId));
1307 }
1308 }
1309 }
1310
1311 @Override
1312 public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
1313 // This should cancel any remaining click events that would otherwise trigger links
1314 v.dispatchTouchEvent(MotionEvent.obtain(0, 0, MotionEvent.ACTION_CANCEL, 0f, 0f, 0));
1315 synchronized (this.messageList) {
1316 super.onCreateContextMenu(menu, v, menuInfo);
1317 AdapterView.AdapterContextMenuInfo acmi = (AdapterContextMenuInfo) menuInfo;
1318 this.selectedMessage = this.messageList.get(acmi.position);
1319 populateContextMenu(menu);
1320 }
1321 }
1322
1323 private void populateContextMenu(ContextMenu menu) {
1324 final Message m = this.selectedMessage;
1325 final Transferable t = m.getTransferable();
1326 Message relevantForCorrection = m;
1327 while (relevantForCorrection.mergeable(relevantForCorrection.next())) {
1328 relevantForCorrection = relevantForCorrection.next();
1329 }
1330 if (m.getType() != Message.TYPE_STATUS && m.getType() != Message.TYPE_RTP_SESSION) {
1331
1332 if (m.getEncryption() == Message.ENCRYPTION_AXOLOTL_NOT_FOR_THIS_DEVICE
1333 || m.getEncryption() == Message.ENCRYPTION_AXOLOTL_FAILED) {
1334 return;
1335 }
1336
1337 if (m.getStatus() == Message.STATUS_RECEIVED
1338 && t != null
1339 && (t.getStatus() == Transferable.STATUS_CANCELLED
1340 || t.getStatus() == Transferable.STATUS_FAILED)) {
1341 return;
1342 }
1343
1344 final boolean deleted = m.isDeleted();
1345 final boolean encrypted =
1346 m.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED
1347 || m.getEncryption() == Message.ENCRYPTION_PGP;
1348 final boolean receiving =
1349 m.getStatus() == Message.STATUS_RECEIVED
1350 && (t instanceof JingleFileTransferConnection
1351 || t instanceof HttpDownloadConnection);
1352 activity.getMenuInflater().inflate(R.menu.message_context, menu);
1353 menu.setHeaderTitle(R.string.message_options);
1354 MenuItem openWith = menu.findItem(R.id.open_with);
1355 MenuItem copyMessage = menu.findItem(R.id.copy_message);
1356 MenuItem quoteMessage = menu.findItem(R.id.quote_message);
1357 MenuItem retryDecryption = menu.findItem(R.id.retry_decryption);
1358 MenuItem correctMessage = menu.findItem(R.id.correct_message);
1359 MenuItem retractMessage = menu.findItem(R.id.retract_message);
1360 MenuItem shareWith = menu.findItem(R.id.share_with);
1361 MenuItem sendAgain = menu.findItem(R.id.send_again);
1362 MenuItem copyUrl = menu.findItem(R.id.copy_url);
1363 MenuItem downloadFile = menu.findItem(R.id.download_file);
1364 MenuItem cancelTransmission = menu.findItem(R.id.cancel_transmission);
1365 MenuItem deleteFile = menu.findItem(R.id.delete_file);
1366 MenuItem showErrorMessage = menu.findItem(R.id.show_error_message);
1367 final boolean unInitiatedButKnownSize = MessageUtils.unInitiatedButKnownSize(m);
1368 final boolean showError =
1369 m.getStatus() == Message.STATUS_SEND_FAILED
1370 && m.getErrorMessage() != null
1371 && !Message.ERROR_MESSAGE_CANCELLED.equals(m.getErrorMessage());
1372 if (!m.isFileOrImage()
1373 && !encrypted
1374 && !m.isGeoUri()
1375 && !m.treatAsDownloadable()
1376 && !unInitiatedButKnownSize
1377 && t == null) {
1378 copyMessage.setVisible(true);
1379 quoteMessage.setVisible(!showError && MessageUtils.prepareQuote(m).length() > 0);
1380 }
1381 if (m.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED && !deleted) {
1382 retryDecryption.setVisible(true);
1383 }
1384 if (!showError
1385 && relevantForCorrection.getType() == Message.TYPE_TEXT
1386 && !m.isGeoUri()
1387 && relevantForCorrection.isLastCorrectableMessage()
1388 && m.getConversation() instanceof Conversation) {
1389 correctMessage.setVisible(true);
1390 if (!relevantForCorrection.getBody().equals("") && !relevantForCorrection.getBody().equals(" ")) retractMessage.setVisible(true);
1391 }
1392 if ((m.isFileOrImage() && !deleted && !receiving)
1393 || (m.getType() == Message.TYPE_TEXT && !m.treatAsDownloadable())
1394 && !unInitiatedButKnownSize
1395 && t == null) {
1396 shareWith.setVisible(true);
1397 }
1398 if (m.getStatus() == Message.STATUS_SEND_FAILED) {
1399 sendAgain.setVisible(true);
1400 }
1401 if (m.hasFileOnRemoteHost()
1402 || m.isGeoUri()
1403 || m.treatAsDownloadable()
1404 || unInitiatedButKnownSize
1405 || t instanceof HttpDownloadConnection) {
1406 copyUrl.setVisible(true);
1407 }
1408 if (m.isFileOrImage() && deleted && m.hasFileOnRemoteHost()) {
1409 downloadFile.setVisible(true);
1410 downloadFile.setTitle(
1411 activity.getString(
1412 R.string.download_x_file,
1413 UIHelper.getFileDescriptionString(activity, m)));
1414 }
1415 final boolean waitingOfferedSending =
1416 m.getStatus() == Message.STATUS_WAITING
1417 || m.getStatus() == Message.STATUS_UNSEND
1418 || m.getStatus() == Message.STATUS_OFFERED;
1419 final boolean cancelable =
1420 (t != null && !deleted) || waitingOfferedSending && m.needsUploading();
1421 if (cancelable) {
1422 cancelTransmission.setVisible(true);
1423 }
1424 if (m.isFileOrImage() && !deleted && !cancelable) {
1425 final String path = m.getRelativeFilePath();
1426 if (path == null
1427 || !path.startsWith("/")
1428 || FileBackend.inConversationsDirectory(requireActivity(), path)) {
1429 deleteFile.setVisible(true);
1430 deleteFile.setTitle(
1431 activity.getString(
1432 R.string.delete_x_file,
1433 UIHelper.getFileDescriptionString(activity, m)));
1434 }
1435 }
1436 if (showError) {
1437 showErrorMessage.setVisible(true);
1438 }
1439 final String mime = m.isFileOrImage() ? m.getMimeType() : null;
1440 if ((m.isGeoUri() && GeoHelper.openInOsmAnd(getActivity(), m))
1441 || (mime != null && mime.startsWith("audio/"))) {
1442 openWith.setVisible(true);
1443 }
1444 }
1445 }
1446
1447 @Override
1448 public boolean onContextItemSelected(MenuItem item) {
1449 switch (item.getItemId()) {
1450 case R.id.share_with:
1451 ShareUtil.share(activity, selectedMessage);
1452 return true;
1453 case R.id.correct_message:
1454 correctMessage(selectedMessage);
1455 return true;
1456 case R.id.retract_message:
1457 new AlertDialog.Builder(activity)
1458 .setTitle(R.string.retract_message)
1459 .setMessage("Do you really want to retract this message?")
1460 .setPositiveButton(R.string.yes, (dialog, whichButton) -> {
1461 Message message = selectedMessage;
1462 while (message.mergeable(message.next())) {
1463 message = message.next();
1464 }
1465 message.setBody(" ");
1466 message.putEdited(message.getUuid(), message.getServerMsgId());
1467 message.setServerMsgId(null);
1468 message.setUuid(UUID.randomUUID().toString());
1469 sendMessage(message);
1470 })
1471 .setNegativeButton(R.string.no, null).show();
1472 return true;
1473 case R.id.copy_message:
1474 ShareUtil.copyToClipboard(activity, selectedMessage);
1475 return true;
1476 case R.id.quote_message:
1477 quoteMessage(selectedMessage);
1478 return true;
1479 case R.id.send_again:
1480 resendMessage(selectedMessage);
1481 return true;
1482 case R.id.copy_url:
1483 ShareUtil.copyUrlToClipboard(activity, selectedMessage);
1484 return true;
1485 case R.id.download_file:
1486 startDownloadable(selectedMessage);
1487 return true;
1488 case R.id.cancel_transmission:
1489 cancelTransmission(selectedMessage);
1490 return true;
1491 case R.id.retry_decryption:
1492 retryDecryption(selectedMessage);
1493 return true;
1494 case R.id.delete_file:
1495 deleteFile(selectedMessage);
1496 return true;
1497 case R.id.show_error_message:
1498 showErrorMessage(selectedMessage);
1499 return true;
1500 case R.id.open_with:
1501 openWith(selectedMessage);
1502 return true;
1503 default:
1504 return super.onContextItemSelected(item);
1505 }
1506 }
1507
1508 @Override
1509 public boolean onOptionsItemSelected(final MenuItem item) {
1510 if (MenuDoubleTabUtil.shouldIgnoreTap()) {
1511 return false;
1512 } else if (conversation == null) {
1513 return super.onOptionsItemSelected(item);
1514 }
1515 switch (item.getItemId()) {
1516 case R.id.encryption_choice_axolotl:
1517 case R.id.encryption_choice_pgp:
1518 case R.id.encryption_choice_none:
1519 handleEncryptionSelection(item);
1520 break;
1521 case R.id.attach_choose_picture:
1522 case R.id.attach_take_picture:
1523 case R.id.attach_record_video:
1524 case R.id.attach_choose_file:
1525 case R.id.attach_record_voice:
1526 case R.id.attach_location:
1527 handleAttachmentSelection(item);
1528 break;
1529 case R.id.action_search:
1530 startSearch();
1531 break;
1532 case R.id.action_archive:
1533 activity.xmppConnectionService.archiveConversation(conversation);
1534 break;
1535 case R.id.action_contact_details:
1536 activity.switchToContactDetails(conversation.getContact());
1537 break;
1538 case R.id.action_muc_details:
1539 ConferenceDetailsActivity.open(activity, conversation);
1540 break;
1541 case R.id.action_invite:
1542 startActivityForResult(
1543 ChooseContactActivity.create(activity, conversation),
1544 REQUEST_INVITE_TO_CONVERSATION);
1545 break;
1546 case R.id.action_clear_history:
1547 clearHistoryDialog(conversation);
1548 break;
1549 case R.id.action_mute:
1550 muteConversationDialog(conversation);
1551 break;
1552 case R.id.action_unmute:
1553 unMuteConversation(conversation);
1554 break;
1555 case R.id.action_block:
1556 case R.id.action_unblock:
1557 final Activity activity = getActivity();
1558 if (activity instanceof XmppActivity) {
1559 BlockContactDialog.show((XmppActivity) activity, conversation);
1560 }
1561 break;
1562 case R.id.action_audio_call:
1563 checkPermissionAndTriggerAudioCall();
1564 break;
1565 case R.id.action_video_call:
1566 checkPermissionAndTriggerVideoCall();
1567 break;
1568 case R.id.action_ongoing_call:
1569 returnToOngoingCall();
1570 break;
1571 case R.id.action_toggle_pinned:
1572 togglePinned();
1573 break;
1574 case R.id.action_refresh_feature_discovery:
1575 refreshFeatureDiscovery();
1576 break;
1577 default:
1578 break;
1579 }
1580 return super.onOptionsItemSelected(item);
1581 }
1582
1583 private void startSearch() {
1584 final Intent intent = new Intent(getActivity(), SearchActivity.class);
1585 intent.putExtra(SearchActivity.EXTRA_CONVERSATION_UUID, conversation.getUuid());
1586 startActivity(intent);
1587 }
1588
1589 private void returnToOngoingCall() {
1590 final Optional<OngoingRtpSession> ongoingRtpSession =
1591 activity.xmppConnectionService
1592 .getJingleConnectionManager()
1593 .getOngoingRtpConnection(conversation.getContact());
1594 if (ongoingRtpSession.isPresent()) {
1595 final OngoingRtpSession id = ongoingRtpSession.get();
1596 final Intent intent = new Intent(activity, RtpSessionActivity.class);
1597 intent.putExtra(RtpSessionActivity.EXTRA_ACCOUNT, id.getAccount().getJid().asBareJid().toEscapedString());
1598 intent.putExtra(
1599 RtpSessionActivity.EXTRA_ACCOUNT,
1600 id.getAccount().getJid().asBareJid().toEscapedString());
1601 intent.putExtra(RtpSessionActivity.EXTRA_WITH, id.getWith().toEscapedString());
1602 if (id instanceof AbstractJingleConnection.Id) {
1603 intent.setAction(Intent.ACTION_VIEW);
1604 intent.putExtra(RtpSessionActivity.EXTRA_SESSION_ID, id.getSessionId());
1605 } else if (id instanceof JingleConnectionManager.RtpSessionProposal) {
1606 if (((JingleConnectionManager.RtpSessionProposal) id).media.contains(Media.VIDEO)) {
1607 intent.setAction(RtpSessionActivity.ACTION_MAKE_VIDEO_CALL);
1608 } else {
1609 intent.setAction(RtpSessionActivity.ACTION_MAKE_VOICE_CALL);
1610 }
1611 }
1612 activity.startActivity(intent);
1613 }
1614 }
1615
1616 private void refreshFeatureDiscovery() {
1617 for (Map.Entry<String, Presence> entry : conversation.getContact().getPresences().getPresencesMap().entrySet()) {
1618 Jid jid = conversation.getContact().getJid();
1619 if (!entry.getKey().equals("")) jid = jid.withResource(entry.getKey());
1620 activity.xmppConnectionService.fetchCaps(conversation.getAccount(), jid, entry.getValue(), () -> {
1621 if (activity == null) return;
1622 activity.runOnUiThread(() -> {
1623 refresh();
1624 refreshCommands();
1625 });
1626 });
1627 }
1628 }
1629
1630 private void togglePinned() {
1631 final boolean pinned =
1632 conversation.getBooleanAttribute(Conversation.ATTRIBUTE_PINNED_ON_TOP, false);
1633 conversation.setAttribute(Conversation.ATTRIBUTE_PINNED_ON_TOP, !pinned);
1634 activity.xmppConnectionService.updateConversation(conversation);
1635 activity.invalidateOptionsMenu();
1636 }
1637
1638 private void checkPermissionAndTriggerAudioCall() {
1639 if (activity.mUseTor || conversation.getAccount().isOnion()) {
1640 Toast.makeText(activity, R.string.disable_tor_to_make_call, Toast.LENGTH_SHORT).show();
1641 return;
1642 }
1643 final List<String> permissions;
1644 if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
1645 permissions =
1646 Arrays.asList(
1647 Manifest.permission.RECORD_AUDIO,
1648 Manifest.permission.BLUETOOTH_CONNECT);
1649 } else {
1650 permissions = Collections.singletonList(Manifest.permission.RECORD_AUDIO);
1651 }
1652 if (hasPermissions(REQUEST_START_AUDIO_CALL, permissions)) {
1653 triggerRtpSession(RtpSessionActivity.ACTION_MAKE_VOICE_CALL);
1654 }
1655 }
1656
1657 private void checkPermissionAndTriggerVideoCall() {
1658 if (activity.mUseTor || conversation.getAccount().isOnion()) {
1659 Toast.makeText(activity, R.string.disable_tor_to_make_call, Toast.LENGTH_SHORT).show();
1660 return;
1661 }
1662 final List<String> permissions;
1663 if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
1664 permissions =
1665 Arrays.asList(
1666 Manifest.permission.RECORD_AUDIO,
1667 Manifest.permission.CAMERA,
1668 Manifest.permission.BLUETOOTH_CONNECT);
1669 } else {
1670 permissions =
1671 Arrays.asList(Manifest.permission.RECORD_AUDIO, Manifest.permission.CAMERA);
1672 }
1673 if (hasPermissions(REQUEST_START_VIDEO_CALL, permissions)) {
1674 triggerRtpSession(RtpSessionActivity.ACTION_MAKE_VIDEO_CALL);
1675 }
1676 }
1677
1678 private void triggerRtpSession(final String action) {
1679 if (activity.xmppConnectionService.getJingleConnectionManager().isBusy() != null) {
1680 Toast.makeText(getActivity(), R.string.only_one_call_at_a_time, Toast.LENGTH_LONG)
1681 .show();
1682 return;
1683 }
1684 final Contact contact = conversation.getContact();
1685 if (contact.getPresences().anySupport(Namespace.JINGLE_MESSAGE)) {
1686 triggerRtpSession(contact.getAccount(), contact.getJid().asBareJid(), action);
1687 } else {
1688 final RtpCapability.Capability capability;
1689 if (action.equals(RtpSessionActivity.ACTION_MAKE_VIDEO_CALL)) {
1690 capability = RtpCapability.Capability.VIDEO;
1691 } else {
1692 capability = RtpCapability.Capability.AUDIO;
1693 }
1694 PresenceSelector.selectFullJidForDirectRtpConnection(
1695 activity,
1696 contact,
1697 capability,
1698 fullJid -> {
1699 triggerRtpSession(contact.getAccount(), fullJid, action);
1700 });
1701 }
1702 }
1703
1704 private void triggerRtpSession(final Account account, final Jid with, final String action) {
1705 final Intent intent = new Intent(activity, RtpSessionActivity.class);
1706 intent.setAction(action);
1707 intent.putExtra(RtpSessionActivity.EXTRA_ACCOUNT, account.getJid().toEscapedString());
1708 intent.putExtra(RtpSessionActivity.EXTRA_WITH, with.toEscapedString());
1709 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
1710 intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK);
1711 startActivity(intent);
1712 }
1713
1714 private void handleAttachmentSelection(MenuItem item) {
1715 switch (item.getItemId()) {
1716 case R.id.attach_choose_picture:
1717 attachFile(ATTACHMENT_CHOICE_CHOOSE_IMAGE);
1718 break;
1719 case R.id.attach_take_picture:
1720 attachFile(ATTACHMENT_CHOICE_TAKE_PHOTO);
1721 break;
1722 case R.id.attach_record_video:
1723 attachFile(ATTACHMENT_CHOICE_RECORD_VIDEO);
1724 break;
1725 case R.id.attach_choose_file:
1726 attachFile(ATTACHMENT_CHOICE_CHOOSE_FILE);
1727 break;
1728 case R.id.attach_record_voice:
1729 attachFile(ATTACHMENT_CHOICE_RECORD_VOICE);
1730 break;
1731 case R.id.attach_location:
1732 attachFile(ATTACHMENT_CHOICE_LOCATION);
1733 break;
1734 }
1735 }
1736
1737 private void handleEncryptionSelection(MenuItem item) {
1738 if (conversation == null) {
1739 return;
1740 }
1741 final boolean updated;
1742 switch (item.getItemId()) {
1743 case R.id.encryption_choice_none:
1744 updated = conversation.setNextEncryption(Message.ENCRYPTION_NONE);
1745 item.setChecked(true);
1746 break;
1747 case R.id.encryption_choice_pgp:
1748 if (activity.hasPgp()) {
1749 if (conversation.getAccount().getPgpSignature() != null) {
1750 updated = conversation.setNextEncryption(Message.ENCRYPTION_PGP);
1751 item.setChecked(true);
1752 } else {
1753 updated = false;
1754 activity.announcePgp(
1755 conversation.getAccount(),
1756 conversation,
1757 null,
1758 activity.onOpenPGPKeyPublished);
1759 }
1760 } else {
1761 activity.showInstallPgpDialog();
1762 updated = false;
1763 }
1764 break;
1765 case R.id.encryption_choice_axolotl:
1766 Log.d(
1767 Config.LOGTAG,
1768 AxolotlService.getLogprefix(conversation.getAccount())
1769 + "Enabled axolotl for Contact "
1770 + conversation.getContact().getJid());
1771 updated = conversation.setNextEncryption(Message.ENCRYPTION_AXOLOTL);
1772 item.setChecked(true);
1773 break;
1774 default:
1775 updated = conversation.setNextEncryption(Message.ENCRYPTION_NONE);
1776 break;
1777 }
1778 if (updated) {
1779 activity.xmppConnectionService.updateConversation(conversation);
1780 }
1781 updateChatMsgHint();
1782 getActivity().invalidateOptionsMenu();
1783 activity.refreshUi();
1784 }
1785
1786 public void attachFile(final int attachmentChoice) {
1787 attachFile(attachmentChoice, true);
1788 }
1789
1790 public void attachFile(final int attachmentChoice, final boolean updateRecentlyUsed) {
1791 if (attachmentChoice == ATTACHMENT_CHOICE_RECORD_VOICE) {
1792 if (!hasPermissions(
1793 attachmentChoice,
1794 Manifest.permission.WRITE_EXTERNAL_STORAGE,
1795 Manifest.permission.RECORD_AUDIO)) {
1796 return;
1797 }
1798 } else if (attachmentChoice == ATTACHMENT_CHOICE_TAKE_PHOTO
1799 || attachmentChoice == ATTACHMENT_CHOICE_RECORD_VIDEO) {
1800 if (!hasPermissions(
1801 attachmentChoice,
1802 Manifest.permission.WRITE_EXTERNAL_STORAGE,
1803 Manifest.permission.CAMERA)) {
1804 return;
1805 }
1806 } else if (attachmentChoice != ATTACHMENT_CHOICE_LOCATION) {
1807 if (!hasPermissions(attachmentChoice, Manifest.permission.WRITE_EXTERNAL_STORAGE)) {
1808 return;
1809 }
1810 }
1811 if (updateRecentlyUsed) {
1812 storeRecentlyUsedQuickAction(attachmentChoice);
1813 }
1814 final int encryption = conversation.getNextEncryption();
1815 final int mode = conversation.getMode();
1816 if (encryption == Message.ENCRYPTION_PGP) {
1817 if (activity.hasPgp()) {
1818 if (mode == Conversation.MODE_SINGLE
1819 && conversation.getContact().getPgpKeyId() != 0) {
1820 activity.xmppConnectionService
1821 .getPgpEngine()
1822 .hasKey(
1823 conversation.getContact(),
1824 new UiCallback<Contact>() {
1825
1826 @Override
1827 public void userInputRequired(
1828 PendingIntent pi, Contact contact) {
1829 startPendingIntent(pi, attachmentChoice);
1830 }
1831
1832 @Override
1833 public void success(Contact contact) {
1834 invokeAttachFileIntent(attachmentChoice);
1835 }
1836
1837 @Override
1838 public void error(int error, Contact contact) {
1839 activity.replaceToast(getString(error));
1840 }
1841 });
1842 } else if (mode == Conversation.MODE_MULTI
1843 && conversation.getMucOptions().pgpKeysInUse()) {
1844 if (!conversation.getMucOptions().everybodyHasKeys()) {
1845 Toast warning =
1846 Toast.makeText(
1847 getActivity(),
1848 R.string.missing_public_keys,
1849 Toast.LENGTH_LONG);
1850 warning.setGravity(Gravity.CENTER_VERTICAL, 0, 0);
1851 warning.show();
1852 }
1853 invokeAttachFileIntent(attachmentChoice);
1854 } else {
1855 showNoPGPKeyDialog(
1856 false,
1857 (dialog, which) -> {
1858 conversation.setNextEncryption(Message.ENCRYPTION_NONE);
1859 activity.xmppConnectionService.updateConversation(conversation);
1860 invokeAttachFileIntent(attachmentChoice);
1861 });
1862 }
1863 } else {
1864 activity.showInstallPgpDialog();
1865 }
1866 } else {
1867 invokeAttachFileIntent(attachmentChoice);
1868 }
1869 }
1870
1871 private void storeRecentlyUsedQuickAction(final int attachmentChoice) {
1872 try {
1873 activity.getPreferences()
1874 .edit()
1875 .putString(
1876 RECENTLY_USED_QUICK_ACTION,
1877 SendButtonAction.of(attachmentChoice).toString())
1878 .apply();
1879 } catch (IllegalArgumentException e) {
1880 // just do not save
1881 }
1882 }
1883
1884 @Override
1885 public void onRequestPermissionsResult(
1886 int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
1887 final PermissionUtils.PermissionResult permissionResult =
1888 PermissionUtils.removeBluetoothConnect(permissions, grantResults);
1889 if (grantResults.length > 0) {
1890 if (allGranted(permissionResult.grantResults)) {
1891 switch (requestCode) {
1892 case REQUEST_START_DOWNLOAD:
1893 if (this.mPendingDownloadableMessage != null) {
1894 startDownloadable(this.mPendingDownloadableMessage);
1895 }
1896 break;
1897 case REQUEST_ADD_EDITOR_CONTENT:
1898 if (this.mPendingEditorContent != null) {
1899 attachEditorContentToConversation(this.mPendingEditorContent);
1900 }
1901 break;
1902 case REQUEST_COMMIT_ATTACHMENTS:
1903 commitAttachments();
1904 break;
1905 case REQUEST_START_AUDIO_CALL:
1906 triggerRtpSession(RtpSessionActivity.ACTION_MAKE_VOICE_CALL);
1907 break;
1908 case REQUEST_START_VIDEO_CALL:
1909 triggerRtpSession(RtpSessionActivity.ACTION_MAKE_VIDEO_CALL);
1910 break;
1911 default:
1912 attachFile(requestCode);
1913 break;
1914 }
1915 } else {
1916 @StringRes int res;
1917 String firstDenied =
1918 getFirstDenied(permissionResult.grantResults, permissionResult.permissions);
1919 if (Manifest.permission.RECORD_AUDIO.equals(firstDenied)) {
1920 res = R.string.no_microphone_permission;
1921 } else if (Manifest.permission.CAMERA.equals(firstDenied)) {
1922 res = R.string.no_camera_permission;
1923 } else {
1924 res = R.string.no_storage_permission;
1925 }
1926 Toast.makeText(
1927 getActivity(),
1928 getString(res, getString(R.string.app_name)),
1929 Toast.LENGTH_SHORT)
1930 .show();
1931 }
1932 }
1933 if (writeGranted(grantResults, permissions)) {
1934 if (activity != null && activity.xmppConnectionService != null) {
1935 activity.xmppConnectionService.getBitmapCache().evictAll();
1936 activity.xmppConnectionService.restartFileObserver();
1937 }
1938 refresh();
1939 }
1940 }
1941
1942 public void startDownloadable(Message message) {
1943 if (!hasPermissions(REQUEST_START_DOWNLOAD, Manifest.permission.WRITE_EXTERNAL_STORAGE)) {
1944 this.mPendingDownloadableMessage = message;
1945 return;
1946 }
1947 Transferable transferable = message.getTransferable();
1948 if (transferable != null) {
1949 if (transferable instanceof TransferablePlaceholder && message.hasFileOnRemoteHost()) {
1950 createNewConnection(message);
1951 return;
1952 }
1953 if (!transferable.start()) {
1954 Log.d(Config.LOGTAG, "type: " + transferable.getClass().getName());
1955 Toast.makeText(getActivity(), R.string.not_connected_try_again, Toast.LENGTH_SHORT)
1956 .show();
1957 }
1958 } else if (message.treatAsDownloadable()
1959 || message.hasFileOnRemoteHost()
1960 || MessageUtils.unInitiatedButKnownSize(message)) {
1961 createNewConnection(message);
1962 } else {
1963 Log.d(
1964 Config.LOGTAG,
1965 message.getConversation().getAccount() + ": unable to start downloadable");
1966 }
1967 }
1968
1969 private void createNewConnection(final Message message) {
1970 if (!activity.xmppConnectionService.hasInternetConnection()) {
1971 Toast.makeText(getActivity(), R.string.not_connected_try_again, Toast.LENGTH_SHORT)
1972 .show();
1973 return;
1974 }
1975 if (message.getOob() != null && message.getOob().getScheme().equalsIgnoreCase("cid")) {
1976 try {
1977 BobTransfer transfer = new BobTransfer.ForMessage(message, activity.xmppConnectionService);
1978 message.setTransferable(transfer);
1979 transfer.start();
1980 } catch (URISyntaxException e) {
1981 Log.d(Config.LOGTAG, "BobTransfer failed to parse URI");
1982 }
1983 } else {
1984 activity.xmppConnectionService
1985 .getHttpConnectionManager()
1986 .createNewDownloadConnection(message, true);
1987 }
1988 }
1989
1990 @SuppressLint("InflateParams")
1991 protected void clearHistoryDialog(final Conversation conversation) {
1992 final AlertDialog.Builder builder = new AlertDialog.Builder(requireActivity());
1993 builder.setTitle(getString(R.string.clear_conversation_history));
1994 final View dialogView =
1995 requireActivity().getLayoutInflater().inflate(R.layout.dialog_clear_history, null);
1996 final CheckBox endConversationCheckBox =
1997 dialogView.findViewById(R.id.end_conversation_checkbox);
1998 builder.setView(dialogView);
1999 builder.setNegativeButton(getString(R.string.cancel), null);
2000 builder.setPositiveButton(
2001 getString(R.string.confirm),
2002 (dialog, which) -> {
2003 this.activity.xmppConnectionService.clearConversationHistory(conversation);
2004 if (endConversationCheckBox.isChecked()) {
2005 this.activity.xmppConnectionService.archiveConversation(conversation);
2006 this.activity.onConversationArchived(conversation);
2007 } else {
2008 activity.onConversationsListItemUpdated();
2009 refresh();
2010 }
2011 });
2012 builder.create().show();
2013 }
2014
2015 protected void muteConversationDialog(final Conversation conversation) {
2016 final AlertDialog.Builder builder = new AlertDialog.Builder(activity);
2017 builder.setTitle(R.string.disable_notifications);
2018 final int[] durations = activity.getResources().getIntArray(R.array.mute_options_durations);
2019 final CharSequence[] labels = new CharSequence[durations.length];
2020 for (int i = 0; i < durations.length; ++i) {
2021 if (durations[i] == -1) {
2022 labels[i] = activity.getString(R.string.until_further_notice);
2023 } else {
2024 labels[i] = TimeFrameUtils.resolve(activity, 1000L * durations[i]);
2025 }
2026 }
2027 builder.setItems(
2028 labels,
2029 (dialog, which) -> {
2030 final long till;
2031 if (durations[which] == -1) {
2032 till = Long.MAX_VALUE;
2033 } else {
2034 till = System.currentTimeMillis() + (durations[which] * 1000L);
2035 }
2036 conversation.setMutedTill(till);
2037 activity.xmppConnectionService.updateConversation(conversation);
2038 activity.onConversationsListItemUpdated();
2039 refresh();
2040 activity.invalidateOptionsMenu();
2041 });
2042 builder.create().show();
2043 }
2044
2045 private boolean hasPermissions(int requestCode, List<String> permissions) {
2046 if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
2047 final List<String> missingPermissions = new ArrayList<>();
2048 for (String permission : permissions) {
2049 if (Config.ONLY_INTERNAL_STORAGE
2050 && permission.equals(Manifest.permission.WRITE_EXTERNAL_STORAGE)) {
2051 continue;
2052 }
2053 if (activity.checkSelfPermission(permission) != PackageManager.PERMISSION_GRANTED) {
2054 missingPermissions.add(permission);
2055 }
2056 }
2057 if (missingPermissions.size() == 0) {
2058 return true;
2059 } else {
2060 requestPermissions(
2061 missingPermissions.toArray(new String[0]),
2062 requestCode);
2063 return false;
2064 }
2065 } else {
2066 return true;
2067 }
2068 }
2069
2070 private boolean hasPermissions(int requestCode, String... permissions) {
2071 return hasPermissions(requestCode, ImmutableList.copyOf(permissions));
2072 }
2073
2074 public void unMuteConversation(final Conversation conversation) {
2075 conversation.setMutedTill(0);
2076 this.activity.xmppConnectionService.updateConversation(conversation);
2077 this.activity.onConversationsListItemUpdated();
2078 refresh();
2079 this.activity.invalidateOptionsMenu();
2080 }
2081
2082 protected void invokeAttachFileIntent(final int attachmentChoice) {
2083 Intent intent = new Intent();
2084 boolean chooser = false;
2085 switch (attachmentChoice) {
2086 case ATTACHMENT_CHOICE_CHOOSE_IMAGE:
2087 intent.setAction(Intent.ACTION_GET_CONTENT);
2088 intent.putExtra(Intent.EXTRA_ALLOW_MULTIPLE, true);
2089 intent.setType("image/*");
2090 chooser = true;
2091 break;
2092 case ATTACHMENT_CHOICE_RECORD_VIDEO:
2093 intent.setAction(MediaStore.ACTION_VIDEO_CAPTURE);
2094 break;
2095 case ATTACHMENT_CHOICE_TAKE_PHOTO:
2096 final Uri uri = activity.xmppConnectionService.getFileBackend().getTakePhotoUri();
2097 pendingTakePhotoUri.push(uri);
2098 intent.putExtra(MediaStore.EXTRA_OUTPUT, uri);
2099 intent.addFlags(Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
2100 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
2101 intent.setAction(MediaStore.ACTION_IMAGE_CAPTURE);
2102 break;
2103 case ATTACHMENT_CHOICE_CHOOSE_FILE:
2104 chooser = true;
2105 intent.setType("*/*");
2106 intent.putExtra(Intent.EXTRA_ALLOW_MULTIPLE, true);
2107 intent.addCategory(Intent.CATEGORY_OPENABLE);
2108 intent.setAction(Intent.ACTION_GET_CONTENT);
2109 break;
2110 case ATTACHMENT_CHOICE_RECORD_VOICE:
2111 intent = new Intent(getActivity(), RecordingActivity.class);
2112 break;
2113 case ATTACHMENT_CHOICE_LOCATION:
2114 intent = GeoHelper.getFetchIntent(activity);
2115 break;
2116 }
2117 final Context context = getActivity();
2118 if (context == null) {
2119 return;
2120 }
2121 try {
2122 if (chooser) {
2123 startActivityForResult(
2124 Intent.createChooser(intent, getString(R.string.perform_action_with)),
2125 attachmentChoice);
2126 } else {
2127 startActivityForResult(intent, attachmentChoice);
2128 }
2129 } catch (final ActivityNotFoundException e) {
2130 Toast.makeText(context, R.string.no_application_found, Toast.LENGTH_LONG).show();
2131 }
2132 }
2133
2134 @Override
2135 public void onResume() {
2136 super.onResume();
2137 binding.messagesView.post(this::fireReadEvent);
2138 }
2139
2140 private void fireReadEvent() {
2141 if (activity != null && this.conversation != null) {
2142 String uuid = getLastVisibleMessageUuid();
2143 if (uuid != null) {
2144 activity.onConversationRead(this.conversation, uuid);
2145 }
2146 }
2147 }
2148
2149 private void newThread() {
2150 Element thread = new Element("thread", "jabber:client");
2151 thread.setContent(UUID.randomUUID().toString());
2152 setThread(thread);
2153 }
2154
2155 private void updateThreadFromLastMessage() {
2156 if (this.conversation != null && !this.conversation.getUserSelectedThread() && TextUtils.isEmpty(binding.textinput.getText())) {
2157 Message message = getLastVisibleMessage();
2158 if (message == null) {
2159 newThread();
2160 } else {
2161 setThread(message.getThread());
2162 }
2163 }
2164 }
2165
2166 private String getLastVisibleMessageUuid() {
2167 Message message = getLastVisibleMessage();
2168 return message == null ? null : message.getUuid();
2169 }
2170
2171 private Message getLastVisibleMessage() {
2172 if (binding == null) {
2173 return null;
2174 }
2175 synchronized (this.messageList) {
2176 int pos = binding.messagesView.getLastVisiblePosition();
2177 if (pos >= 0) {
2178 Message message = null;
2179 for (int i = pos; i >= 0; --i) {
2180 try {
2181 message = (Message) binding.messagesView.getItemAtPosition(i);
2182 } catch (IndexOutOfBoundsException e) {
2183 // should not happen if we synchronize properly. however if that fails we
2184 // just gonna try item -1
2185 continue;
2186 }
2187 if (message.getType() != Message.TYPE_STATUS) {
2188 break;
2189 }
2190 }
2191 if (message != null) {
2192 while (message.next() != null && message.next().wasMergedIntoPrevious()) {
2193 message = message.next();
2194 }
2195 return message;
2196 }
2197 }
2198 }
2199 return null;
2200 }
2201
2202 private void openWith(final Message message) {
2203 if (message.isGeoUri()) {
2204 GeoHelper.view(getActivity(), message);
2205 } else {
2206 final DownloadableFile file =
2207 activity.xmppConnectionService.getFileBackend().getFile(message);
2208 ViewUtil.view(activity, file);
2209 }
2210 }
2211
2212 private void showErrorMessage(final Message message) {
2213 AlertDialog.Builder builder = new AlertDialog.Builder(requireActivity());
2214 builder.setTitle(R.string.error_message);
2215 final String errorMessage = message.getErrorMessage();
2216 final String[] errorMessageParts =
2217 errorMessage == null ? new String[0] : errorMessage.split("\\u001f");
2218 final String displayError;
2219 if (errorMessageParts.length == 2) {
2220 displayError = errorMessageParts[1];
2221 } else {
2222 displayError = errorMessage;
2223 }
2224 builder.setMessage(displayError);
2225 builder.setNegativeButton(
2226 R.string.copy_to_clipboard,
2227 (dialog, which) -> {
2228 activity.copyTextToClipboard(displayError, R.string.error_message);
2229 Toast.makeText(
2230 activity,
2231 R.string.error_message_copied_to_clipboard,
2232 Toast.LENGTH_SHORT)
2233 .show();
2234 });
2235 builder.setPositiveButton(R.string.confirm, null);
2236 builder.create().show();
2237 }
2238
2239 private void deleteFile(final Message message) {
2240 AlertDialog.Builder builder = new AlertDialog.Builder(requireActivity());
2241 builder.setNegativeButton(R.string.cancel, null);
2242 builder.setTitle(R.string.delete_file_dialog);
2243 builder.setMessage(R.string.delete_file_dialog_msg);
2244 builder.setPositiveButton(
2245 R.string.confirm,
2246 (dialog, which) -> {
2247 if (activity.xmppConnectionService.getFileBackend().deleteFile(message)) {
2248 message.setDeleted(true);
2249 activity.xmppConnectionService.evictPreview(message.getUuid());
2250 activity.xmppConnectionService.updateMessage(message, false);
2251 activity.onConversationsListItemUpdated();
2252 refresh();
2253 }
2254 });
2255 builder.create().show();
2256 }
2257
2258 private void resendMessage(final Message message) {
2259 if (message.isFileOrImage()) {
2260 if (!(message.getConversation() instanceof Conversation)) {
2261 return;
2262 }
2263 final Conversation conversation = (Conversation) message.getConversation();
2264 final DownloadableFile file =
2265 activity.xmppConnectionService.getFileBackend().getFile(message);
2266 if ((file.exists() && file.canRead()) || message.hasFileOnRemoteHost()) {
2267 final XmppConnection xmppConnection = conversation.getAccount().getXmppConnection();
2268 if (!message.hasFileOnRemoteHost()
2269 && xmppConnection != null
2270 && conversation.getMode() == Conversational.MODE_SINGLE
2271 && !xmppConnection
2272 .getFeatures()
2273 .httpUpload(message.getFileParams().getSize())) {
2274 activity.selectPresence(
2275 conversation,
2276 () -> {
2277 message.setCounterpart(conversation.getNextCounterpart());
2278 activity.xmppConnectionService.resendFailedMessages(message);
2279 new Handler()
2280 .post(
2281 () -> {
2282 int size = messageList.size();
2283 this.binding.messagesView.setSelection(
2284 size - 1);
2285 });
2286 });
2287 return;
2288 }
2289 } else if (!Compatibility.hasStoragePermission(getActivity())) {
2290 Toast.makeText(activity, R.string.no_storage_permission, Toast.LENGTH_SHORT).show();
2291 return;
2292 } else {
2293 Toast.makeText(activity, R.string.file_deleted, Toast.LENGTH_SHORT).show();
2294 message.setDeleted(true);
2295 activity.xmppConnectionService.updateMessage(message, false);
2296 activity.onConversationsListItemUpdated();
2297 refresh();
2298 return;
2299 }
2300 }
2301 activity.xmppConnectionService.resendFailedMessages(message);
2302 new Handler()
2303 .post(
2304 () -> {
2305 int size = messageList.size();
2306 this.binding.messagesView.setSelection(size - 1);
2307 });
2308 }
2309
2310 private void cancelTransmission(Message message) {
2311 Transferable transferable = message.getTransferable();
2312 if (transferable != null) {
2313 transferable.cancel();
2314 } else if (message.getStatus() != Message.STATUS_RECEIVED) {
2315 activity.xmppConnectionService.markMessage(
2316 message, Message.STATUS_SEND_FAILED, Message.ERROR_MESSAGE_CANCELLED);
2317 }
2318 }
2319
2320 private void retryDecryption(Message message) {
2321 message.setEncryption(Message.ENCRYPTION_PGP);
2322 activity.onConversationsListItemUpdated();
2323 refresh();
2324 conversation.getAccount().getPgpDecryptionService().decrypt(message, false);
2325 }
2326
2327 public void privateMessageWith(final Jid counterpart) {
2328 if (conversation.setOutgoingChatState(Config.DEFAULT_CHAT_STATE)) {
2329 activity.xmppConnectionService.sendChatState(conversation);
2330 }
2331 this.binding.textinput.setText("");
2332 this.conversation.setNextCounterpart(counterpart);
2333 updateChatMsgHint();
2334 updateSendButton();
2335 updateEditablity();
2336 }
2337
2338 private void correctMessage(Message message) {
2339 while (message.mergeable(message.next())) {
2340 message = message.next();
2341 }
2342 this.conversation.setCorrectingMessage(message);
2343 final Editable editable = binding.textinput.getText();
2344 this.conversation.setDraftMessage(editable.toString());
2345 this.binding.textinput.setText("");
2346 this.binding.textinput.append(message.getBody());
2347 }
2348
2349 private void highlightInConference(String nick) {
2350 final Editable editable = this.binding.textinput.getText();
2351 String oldString = editable.toString().trim();
2352 final int pos = this.binding.textinput.getSelectionStart();
2353 if (oldString.isEmpty() || pos == 0) {
2354 editable.insert(0, nick + ": ");
2355 } else {
2356 final char before = editable.charAt(pos - 1);
2357 final char after = editable.length() > pos ? editable.charAt(pos) : '\0';
2358 if (before == '\n') {
2359 editable.insert(pos, nick + ": ");
2360 } else {
2361 if (pos > 2 && editable.subSequence(pos - 2, pos).toString().equals(": ")) {
2362 if (NickValidityChecker.check(
2363 conversation,
2364 Arrays.asList(
2365 editable.subSequence(0, pos - 2).toString().split(", ")))) {
2366 editable.insert(pos - 2, ", " + nick);
2367 return;
2368 }
2369 }
2370 editable.insert(
2371 pos,
2372 (Character.isWhitespace(before) ? "" : " ")
2373 + nick
2374 + (Character.isWhitespace(after) ? "" : " "));
2375 if (Character.isWhitespace(after)) {
2376 this.binding.textinput.setSelection(
2377 this.binding.textinput.getSelectionStart() + 1);
2378 }
2379 }
2380 }
2381 }
2382
2383 @Override
2384 public void startActivityForResult(Intent intent, int requestCode) {
2385 final Activity activity = getActivity();
2386 if (activity instanceof ConversationsActivity) {
2387 ((ConversationsActivity) activity).clearPendingViewIntent();
2388 }
2389 super.startActivityForResult(intent, requestCode);
2390 }
2391
2392 @Override
2393 public void onSaveInstanceState(@NotNull Bundle outState) {
2394 super.onSaveInstanceState(outState);
2395 if (conversation != null) {
2396 outState.putString(STATE_CONVERSATION_UUID, conversation.getUuid());
2397 outState.putString(STATE_LAST_MESSAGE_UUID, lastMessageUuid);
2398 final Uri uri = pendingTakePhotoUri.peek();
2399 if (uri != null) {
2400 outState.putString(STATE_PHOTO_URI, uri.toString());
2401 }
2402 final ScrollState scrollState = getScrollPosition();
2403 if (scrollState != null) {
2404 outState.putParcelable(STATE_SCROLL_POSITION, scrollState);
2405 }
2406 final ArrayList<Attachment> attachments =
2407 mediaPreviewAdapter == null
2408 ? new ArrayList<>()
2409 : mediaPreviewAdapter.getAttachments();
2410 if (attachments.size() > 0) {
2411 outState.putParcelableArrayList(STATE_MEDIA_PREVIEWS, attachments);
2412 }
2413 }
2414 }
2415
2416 @Override
2417 public void onActivityCreated(Bundle savedInstanceState) {
2418 super.onActivityCreated(savedInstanceState);
2419 if (savedInstanceState == null) {
2420 return;
2421 }
2422 String uuid = savedInstanceState.getString(STATE_CONVERSATION_UUID);
2423 ArrayList<Attachment> attachments =
2424 savedInstanceState.getParcelableArrayList(STATE_MEDIA_PREVIEWS);
2425 pendingLastMessageUuid.push(savedInstanceState.getString(STATE_LAST_MESSAGE_UUID, null));
2426 if (uuid != null) {
2427 QuickLoader.set(uuid);
2428 this.pendingConversationsUuid.push(uuid);
2429 if (attachments != null && attachments.size() > 0) {
2430 this.pendingMediaPreviews.push(attachments);
2431 }
2432 String takePhotoUri = savedInstanceState.getString(STATE_PHOTO_URI);
2433 if (takePhotoUri != null) {
2434 pendingTakePhotoUri.push(Uri.parse(takePhotoUri));
2435 }
2436 pendingScrollState.push(savedInstanceState.getParcelable(STATE_SCROLL_POSITION));
2437 }
2438 }
2439
2440 @Override
2441 public void onStart() {
2442 super.onStart();
2443 if (this.reInitRequiredOnStart && this.conversation != null) {
2444 final Bundle extras = pendingExtras.pop();
2445 reInit(this.conversation, extras != null);
2446 if (extras != null) {
2447 processExtras(extras);
2448 }
2449 } else if (conversation == null
2450 && activity != null
2451 && activity.xmppConnectionService != null) {
2452 final String uuid = pendingConversationsUuid.pop();
2453 Log.d(
2454 Config.LOGTAG,
2455 "ConversationFragment.onStart() - activity was bound but no conversation loaded. uuid="
2456 + uuid);
2457 if (uuid != null) {
2458 findAndReInitByUuidOrArchive(uuid);
2459 }
2460 }
2461 }
2462
2463 @Override
2464 public void onStop() {
2465 super.onStop();
2466 final Activity activity = getActivity();
2467 messageListAdapter.unregisterListenerInAudioPlayer();
2468 if (activity == null || !activity.isChangingConfigurations()) {
2469 hideSoftKeyboard(activity);
2470 messageListAdapter.stopAudioPlayer();
2471 }
2472 if (this.conversation != null) {
2473 final String msg = this.binding.textinput.getText().toString();
2474 storeNextMessage(msg);
2475 updateChatState(this.conversation, msg);
2476 this.activity.xmppConnectionService.getNotificationService().setOpenConversation(null);
2477 }
2478 this.reInitRequiredOnStart = true;
2479 }
2480
2481 private void updateChatState(final Conversation conversation, final String msg) {
2482 ChatState state = msg.length() == 0 ? Config.DEFAULT_CHAT_STATE : ChatState.PAUSED;
2483 Account.State status = conversation.getAccount().getStatus();
2484 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(state)) {
2485 activity.xmppConnectionService.sendChatState(conversation);
2486 }
2487 }
2488
2489 private void saveMessageDraftStopAudioPlayer() {
2490 final Conversation previousConversation = this.conversation;
2491 if (this.activity == null || this.binding == null || previousConversation == null) {
2492 return;
2493 }
2494 Log.d(Config.LOGTAG, "ConversationFragment.saveMessageDraftStopAudioPlayer()");
2495 final String msg = this.binding.textinput.getText().toString();
2496 storeNextMessage(msg);
2497 updateChatState(this.conversation, msg);
2498 messageListAdapter.stopAudioPlayer();
2499 mediaPreviewAdapter.clearPreviews();
2500 toggleInputMethod();
2501 }
2502
2503 public void reInit(final Conversation conversation, final Bundle extras) {
2504 QuickLoader.set(conversation.getUuid());
2505 final boolean changedConversation = this.conversation != conversation;
2506 if (changedConversation) {
2507 this.saveMessageDraftStopAudioPlayer();
2508 }
2509 this.clearPending();
2510 if (this.reInit(conversation, extras != null)) {
2511 if (extras != null) {
2512 processExtras(extras);
2513 }
2514 this.reInitRequiredOnStart = false;
2515 } else {
2516 this.reInitRequiredOnStart = true;
2517 pendingExtras.push(extras);
2518 }
2519 resetUnreadMessagesCount();
2520 }
2521
2522 private void reInit(Conversation conversation) {
2523 reInit(conversation, false);
2524 }
2525
2526 private boolean reInit(final Conversation conversation, final boolean hasExtras) {
2527 if (conversation == null) {
2528 return false;
2529 }
2530 final Conversation originalConversation = this.conversation;
2531 this.conversation = conversation;
2532 // once we set the conversation all is good and it will automatically do the right thing in
2533 // onStart()
2534 if (this.activity == null || this.binding == null) {
2535 return false;
2536 }
2537
2538 if (!activity.xmppConnectionService.isConversationStillOpen(this.conversation)) {
2539 activity.onConversationArchived(this.conversation);
2540 return false;
2541 }
2542
2543 stopScrolling();
2544 Log.d(Config.LOGTAG, "reInit(hasExtras=" + hasExtras + ")");
2545
2546 if (this.conversation.isRead() && hasExtras) {
2547 Log.d(Config.LOGTAG, "trimming conversation");
2548 this.conversation.trim();
2549 }
2550
2551 setupIme();
2552
2553 final boolean scrolledToBottomAndNoPending =
2554 this.scrolledToBottom() && pendingScrollState.peek() == null;
2555
2556 this.binding.textSendButton.setContentDescription(
2557 activity.getString(R.string.send_message_to_x, conversation.getName()));
2558 this.binding.textinput.setKeyboardListener(null);
2559 this.binding.textinput.setText("");
2560 final boolean participating =
2561 conversation.getMode() == Conversational.MODE_SINGLE
2562 || conversation.getMucOptions().participating();
2563 if (participating) {
2564 this.binding.textinput.append(this.conversation.getNextMessage());
2565 }
2566 this.binding.textinput.setKeyboardListener(this);
2567 messageListAdapter.updatePreferences();
2568 refresh(false);
2569 activity.invalidateOptionsMenu();
2570 this.conversation.messagesLoaded.set(true);
2571 Log.d(Config.LOGTAG, "scrolledToBottomAndNoPending=" + scrolledToBottomAndNoPending);
2572
2573 if (hasExtras || scrolledToBottomAndNoPending) {
2574 resetUnreadMessagesCount();
2575 synchronized (this.messageList) {
2576 Log.d(Config.LOGTAG, "jump to first unread message");
2577 final Message first = conversation.getFirstUnreadMessage();
2578 final int bottom = Math.max(0, this.messageList.size() - 1);
2579 final int pos;
2580 final boolean jumpToBottom;
2581 if (first == null) {
2582 pos = bottom;
2583 jumpToBottom = true;
2584 } else {
2585 int i = getIndexOf(first.getUuid(), this.messageList);
2586 pos = i < 0 ? bottom : i;
2587 jumpToBottom = false;
2588 }
2589 setSelection(pos, jumpToBottom);
2590 }
2591 }
2592
2593 this.binding.messagesView.post(this::fireReadEvent);
2594 // TODO if we only do this when this fragment is running on main it won't *bing* in tablet
2595 // layout which might be unnecessary since we can *see* it
2596 activity.xmppConnectionService
2597 .getNotificationService()
2598 .setOpenConversation(this.conversation);
2599
2600 if (commandAdapter != null && conversation != originalConversation) {
2601 originalConversation.setupViewPager(null, null);
2602 conversation.setupViewPager(binding.conversationViewPager, binding.tabLayout);
2603 refreshCommands();
2604 }
2605 if (commandAdapter == null && conversation != null) {
2606 conversation.setupViewPager(binding.conversationViewPager, binding.tabLayout);
2607 commandAdapter = new CommandAdapter((XmppActivity) getActivity());
2608 binding.commandsView.setAdapter(commandAdapter);
2609 binding.commandsView.setOnItemClickListener((parent, view, position, id) -> {
2610 final Element command = commandAdapter.getItem(position);
2611 activity.startCommand(conversation.getAccount(), command.getAttributeAsJid("jid"), command.getAttribute("node"));
2612 });
2613 refreshCommands();
2614 }
2615
2616 return true;
2617 }
2618
2619 protected void refreshCommands() {
2620 if (commandAdapter == null) return;
2621
2622 Jid commandJid = conversation.getContact().resourceWhichSupport(Namespace.COMMANDS);
2623 if (commandJid == null) {
2624 conversation.hideViewPager();
2625 } else {
2626 conversation.showViewPager();
2627 activity.xmppConnectionService.fetchCommands(conversation.getAccount(), commandJid, (a, iq) -> {
2628 if (activity == null) return;
2629
2630 activity.runOnUiThread(() -> {
2631 if (iq.getType() == IqPacket.TYPE.RESULT) {
2632 binding.commandsViewProgressbar.setVisibility(View.GONE);
2633 commandAdapter.clear();
2634 for (Element child : iq.query().getChildren()) {
2635 if (!"item".equals(child.getName()) || !Namespace.DISCO_ITEMS.equals(child.getNamespace())) continue;
2636 commandAdapter.add(child);
2637 }
2638 }
2639
2640 if (commandAdapter.getCount() < 1) conversation.hideViewPager();
2641 });
2642 });
2643 }
2644 }
2645
2646 private void resetUnreadMessagesCount() {
2647 lastMessageUuid = null;
2648 hideUnreadMessagesCount();
2649 }
2650
2651 private void hideUnreadMessagesCount() {
2652 if (this.binding == null) {
2653 return;
2654 }
2655 this.binding.scrollToBottomButton.setEnabled(false);
2656 this.binding.scrollToBottomButton.hide();
2657 this.binding.unreadCountCustomView.setVisibility(View.GONE);
2658 }
2659
2660 private void setSelection(int pos, boolean jumpToBottom) {
2661 ListViewUtils.setSelection(this.binding.messagesView, pos, jumpToBottom);
2662 this.binding.messagesView.post(
2663 () -> ListViewUtils.setSelection(this.binding.messagesView, pos, jumpToBottom));
2664 this.binding.messagesView.post(this::fireReadEvent);
2665 }
2666
2667 private boolean scrolledToBottom() {
2668 return this.binding != null && scrolledToBottom(this.binding.messagesView);
2669 }
2670
2671 private void processExtras(final Bundle extras) {
2672 final String downloadUuid = extras.getString(ConversationsActivity.EXTRA_DOWNLOAD_UUID);
2673 final String text = extras.getString(Intent.EXTRA_TEXT);
2674 final String nick = extras.getString(ConversationsActivity.EXTRA_NICK);
2675 final String node = extras.getString(ConversationsActivity.EXTRA_NODE);
2676 final String postInitAction =
2677 extras.getString(ConversationsActivity.EXTRA_POST_INIT_ACTION);
2678 final boolean asQuote = extras.getBoolean(ConversationsActivity.EXTRA_AS_QUOTE);
2679 final boolean pm = extras.getBoolean(ConversationsActivity.EXTRA_IS_PRIVATE_MESSAGE, false);
2680 final boolean doNotAppend =
2681 extras.getBoolean(ConversationsActivity.EXTRA_DO_NOT_APPEND, false);
2682 final String type = extras.getString(ConversationsActivity.EXTRA_TYPE);
2683 final List<Uri> uris = extractUris(extras);
2684 if (uris != null && uris.size() > 0) {
2685 if (uris.size() == 1 && "geo".equals(uris.get(0).getScheme())) {
2686 mediaPreviewAdapter.addMediaPreviews(
2687 Attachment.of(getActivity(), uris.get(0), Attachment.Type.LOCATION));
2688 } else {
2689 final List<Uri> cleanedUris = cleanUris(new ArrayList<>(uris));
2690 mediaPreviewAdapter.addMediaPreviews(
2691 Attachment.of(getActivity(), cleanedUris, type));
2692 }
2693 toggleInputMethod();
2694 return;
2695 }
2696 if (nick != null) {
2697 if (pm) {
2698 Jid jid = conversation.getJid();
2699 try {
2700 Jid next = Jid.of(jid.getLocal(), jid.getDomain(), nick);
2701 privateMessageWith(next);
2702 } catch (final IllegalArgumentException ignored) {
2703 // do nothing
2704 }
2705 } else {
2706 final MucOptions mucOptions = conversation.getMucOptions();
2707 if (mucOptions.participating() || conversation.getNextCounterpart() != null) {
2708 highlightInConference(nick);
2709 }
2710 }
2711 } else {
2712 if (text != null && GeoHelper.GEO_URI.matcher(text).matches()) {
2713 mediaPreviewAdapter.addMediaPreviews(
2714 Attachment.of(getActivity(), Uri.parse(text), Attachment.Type.LOCATION));
2715 toggleInputMethod();
2716 return;
2717 } else if (text != null && asQuote) {
2718 quoteText(text);
2719 } else {
2720 appendText(text, doNotAppend);
2721 }
2722 }
2723 if (ConversationsActivity.POST_ACTION_RECORD_VOICE.equals(postInitAction)) {
2724 attachFile(ATTACHMENT_CHOICE_RECORD_VOICE, false);
2725 return;
2726 }
2727 if ("message".equals(postInitAction)) {
2728 binding.conversationViewPager.post(() -> {
2729 binding.conversationViewPager.setCurrentItem(0);
2730 });
2731 }
2732 if ("command".equals(postInitAction)) {
2733 binding.conversationViewPager.post(() -> {
2734 PagerAdapter adapter = binding.conversationViewPager.getAdapter();
2735 if (adapter != null && adapter.getCount() > 1) {
2736 binding.conversationViewPager.setCurrentItem(1);
2737 }
2738 final Jid commandJid = conversation.getContact().resourceWhichSupport(Namespace.COMMANDS);
2739 if (node != null && commandJid != null) {
2740 conversation.startCommand(commandFor(commandJid, node), activity.xmppConnectionService);
2741 }
2742 });
2743 return;
2744 }
2745 final Message message =
2746 downloadUuid == null ? null : conversation.findMessageWithFileAndUuid(downloadUuid);
2747 if (message != null) {
2748 startDownloadable(message);
2749 }
2750 }
2751
2752 private Element commandFor(final Jid jid, final String node) {
2753 if (commandAdapter != null) {
2754 for (int i = 0; i < commandAdapter.getCount(); i++) {
2755 Element command = commandAdapter.getItem(i);
2756 final String commandNode = command.getAttribute("node");
2757 if (commandNode == null || !commandNode.equals(node)) continue;
2758
2759 final Jid commandJid = command.getAttributeAsJid("jid");
2760 if (commandJid != null && !commandJid.asBareJid().equals(jid.asBareJid())) continue;
2761
2762 return command;
2763 }
2764 }
2765
2766 return new Element("command", Namespace.COMMANDS).setAttribute("name", node).setAttribute("node", node).setAttribute("jid", jid);
2767 }
2768
2769 private List<Uri> extractUris(final Bundle extras) {
2770 final List<Uri> uris = extras.getParcelableArrayList(Intent.EXTRA_STREAM);
2771 if (uris != null) {
2772 return uris;
2773 }
2774 final Uri uri = extras.getParcelable(Intent.EXTRA_STREAM);
2775 if (uri != null) {
2776 return Collections.singletonList(uri);
2777 } else {
2778 return null;
2779 }
2780 }
2781
2782 private List<Uri> cleanUris(final List<Uri> uris) {
2783 final Iterator<Uri> iterator = uris.iterator();
2784 while (iterator.hasNext()) {
2785 final Uri uri = iterator.next();
2786 if (FileBackend.weOwnFile(uri)) {
2787 iterator.remove();
2788 Toast.makeText(
2789 getActivity(),
2790 R.string.security_violation_not_attaching_file,
2791 Toast.LENGTH_SHORT)
2792 .show();
2793 }
2794 }
2795 return uris;
2796 }
2797
2798 private boolean showBlockSubmenu(View view) {
2799 final Jid jid = conversation.getJid();
2800 final boolean showReject =
2801 !conversation.isWithStranger()
2802 && conversation
2803 .getContact()
2804 .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
2805 PopupMenu popupMenu = new PopupMenu(getActivity(), view);
2806 popupMenu.inflate(R.menu.block);
2807 popupMenu.getMenu().findItem(R.id.block_contact).setVisible(jid.getLocal() != null);
2808 popupMenu.getMenu().findItem(R.id.reject).setVisible(showReject);
2809 popupMenu.setOnMenuItemClickListener(
2810 menuItem -> {
2811 Blockable blockable;
2812 switch (menuItem.getItemId()) {
2813 case R.id.reject:
2814 activity.xmppConnectionService.stopPresenceUpdatesTo(
2815 conversation.getContact());
2816 updateSnackBar(conversation);
2817 return true;
2818 case R.id.block_domain:
2819 blockable =
2820 conversation
2821 .getAccount()
2822 .getRoster()
2823 .getContact(jid.getDomain());
2824 break;
2825 default:
2826 blockable = conversation;
2827 }
2828 BlockContactDialog.show(activity, blockable);
2829 return true;
2830 });
2831 popupMenu.show();
2832 return true;
2833 }
2834
2835 private void updateSnackBar(final Conversation conversation) {
2836 final Account account = conversation.getAccount();
2837 final XmppConnection connection = account.getXmppConnection();
2838 final int mode = conversation.getMode();
2839 final Contact contact = mode == Conversation.MODE_SINGLE ? conversation.getContact() : null;
2840 if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
2841 return;
2842 }
2843 if (account.getStatus() == Account.State.DISABLED) {
2844 showSnackbar(
2845 R.string.this_account_is_disabled,
2846 R.string.enable,
2847 this.mEnableAccountListener);
2848 } else if (conversation.isBlocked()) {
2849 showSnackbar(R.string.contact_blocked, R.string.unblock, this.mUnblockClickListener);
2850 } else if (contact != null
2851 && !contact.showInRoster()
2852 && contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2853 showSnackbar(
2854 R.string.contact_added_you,
2855 R.string.add_back,
2856 this.mAddBackClickListener,
2857 this.mLongPressBlockListener);
2858 } else if (contact != null
2859 && contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2860 showSnackbar(
2861 R.string.contact_asks_for_presence_subscription,
2862 R.string.allow,
2863 this.mAllowPresenceSubscription,
2864 this.mLongPressBlockListener);
2865 } else if (mode == Conversation.MODE_MULTI
2866 && !conversation.getMucOptions().online()
2867 && account.getStatus() == Account.State.ONLINE) {
2868 switch (conversation.getMucOptions().getError()) {
2869 case NICK_IN_USE:
2870 showSnackbar(R.string.nick_in_use, R.string.edit, clickToMuc);
2871 break;
2872 case NO_RESPONSE:
2873 showSnackbar(R.string.joining_conference, 0, null);
2874 break;
2875 case SERVER_NOT_FOUND:
2876 if (conversation.receivedMessagesCount() > 0) {
2877 showSnackbar(R.string.remote_server_not_found, R.string.try_again, joinMuc);
2878 } else {
2879 showSnackbar(R.string.remote_server_not_found, R.string.leave, leaveMuc);
2880 }
2881 break;
2882 case REMOTE_SERVER_TIMEOUT:
2883 if (conversation.receivedMessagesCount() > 0) {
2884 showSnackbar(R.string.remote_server_timeout, R.string.try_again, joinMuc);
2885 } else {
2886 showSnackbar(R.string.remote_server_timeout, R.string.leave, leaveMuc);
2887 }
2888 break;
2889 case PASSWORD_REQUIRED:
2890 showSnackbar(
2891 R.string.conference_requires_password,
2892 R.string.enter_password,
2893 enterPassword);
2894 break;
2895 case BANNED:
2896 showSnackbar(R.string.conference_banned, R.string.leave, leaveMuc);
2897 break;
2898 case MEMBERS_ONLY:
2899 showSnackbar(R.string.conference_members_only, R.string.leave, leaveMuc);
2900 break;
2901 case RESOURCE_CONSTRAINT:
2902 showSnackbar(
2903 R.string.conference_resource_constraint, R.string.try_again, joinMuc);
2904 break;
2905 case KICKED:
2906 showSnackbar(R.string.conference_kicked, R.string.join, joinMuc);
2907 break;
2908 case TECHNICAL_PROBLEMS:
2909 showSnackbar(R.string.conference_technical_problems, R.string.try_again, joinMuc);
2910 break;
2911 case UNKNOWN:
2912 showSnackbar(R.string.conference_unknown_error, R.string.try_again, joinMuc);
2913 break;
2914 case INVALID_NICK:
2915 showSnackbar(R.string.invalid_muc_nick, R.string.edit, clickToMuc);
2916 case SHUTDOWN:
2917 showSnackbar(R.string.conference_shutdown, R.string.try_again, joinMuc);
2918 break;
2919 case DESTROYED:
2920 showSnackbar(R.string.conference_destroyed, R.string.leave, leaveMuc);
2921 break;
2922 case NON_ANONYMOUS:
2923 showSnackbar(
2924 R.string.group_chat_will_make_your_jabber_id_public,
2925 R.string.join,
2926 acceptJoin);
2927 break;
2928 default:
2929 hideSnackbar();
2930 break;
2931 }
2932 } else if (account.hasPendingPgpIntent(conversation)) {
2933 showSnackbar(R.string.openpgp_messages_found, R.string.decrypt, clickToDecryptListener);
2934 } else if (connection != null
2935 && connection.getFeatures().blocking()
2936 && conversation.countMessages() != 0
2937 && !conversation.isBlocked()
2938 && conversation.isWithStranger()) {
2939 showSnackbar(
2940 R.string.received_message_from_stranger, R.string.block, mBlockClickListener);
2941 } else {
2942 hideSnackbar();
2943 }
2944 }
2945
2946 @Override
2947 public void refresh() {
2948 if (this.binding == null) {
2949 Log.d(
2950 Config.LOGTAG,
2951 "ConversationFragment.refresh() skipped updated because view binding was null");
2952 return;
2953 }
2954 if (this.conversation != null
2955 && this.activity != null
2956 && this.activity.xmppConnectionService != null) {
2957 if (!activity.xmppConnectionService.isConversationStillOpen(this.conversation)) {
2958 activity.onConversationArchived(this.conversation);
2959 return;
2960 }
2961 }
2962 this.refresh(true);
2963 }
2964
2965 private void refresh(boolean notifyConversationRead) {
2966 synchronized (this.messageList) {
2967 if (this.conversation != null) {
2968 conversation.populateWithMessages(this.messageList);
2969 updateSnackBar(conversation);
2970 updateStatusMessages();
2971 if (conversation.getReceivedMessagesCountSinceUuid(lastMessageUuid) != 0) {
2972 binding.unreadCountCustomView.setVisibility(View.VISIBLE);
2973 binding.unreadCountCustomView.setUnreadCount(
2974 conversation.getReceivedMessagesCountSinceUuid(lastMessageUuid));
2975 }
2976 this.messageListAdapter.notifyDataSetChanged();
2977 updateChatMsgHint();
2978 if (notifyConversationRead && activity != null) {
2979 binding.messagesView.post(this::fireReadEvent);
2980 }
2981 updateSendButton();
2982 updateEditablity();
2983 }
2984 }
2985 }
2986
2987 protected void messageSent() {
2988 mSendingPgpMessage.set(false);
2989 this.binding.textinput.setText("");
2990 if (conversation.setCorrectingMessage(null)) {
2991 this.binding.textinput.append(conversation.getDraftMessage());
2992 conversation.setDraftMessage(null);
2993 }
2994 storeNextMessage();
2995 updateChatMsgHint();
2996 SharedPreferences p = PreferenceManager.getDefaultSharedPreferences(activity);
2997 final boolean prefScrollToBottom =
2998 p.getBoolean(
2999 "scroll_to_bottom",
3000 activity.getResources().getBoolean(R.bool.scroll_to_bottom));
3001 if (prefScrollToBottom || scrolledToBottom()) {
3002 new Handler()
3003 .post(
3004 () -> {
3005 int size = messageList.size();
3006 this.binding.messagesView.setSelection(size - 1);
3007 });
3008 }
3009 }
3010
3011 private boolean storeNextMessage() {
3012 return storeNextMessage(this.binding.textinput.getText().toString());
3013 }
3014
3015 private boolean storeNextMessage(String msg) {
3016 final boolean participating =
3017 conversation.getMode() == Conversational.MODE_SINGLE
3018 || conversation.getMucOptions().participating();
3019 if (this.conversation.getStatus() != Conversation.STATUS_ARCHIVED
3020 && participating
3021 && this.conversation.setNextMessage(msg)) {
3022 this.activity.xmppConnectionService.updateConversation(this.conversation);
3023 return true;
3024 }
3025 return false;
3026 }
3027
3028 public void doneSendingPgpMessage() {
3029 mSendingPgpMessage.set(false);
3030 }
3031
3032 public long getMaxHttpUploadSize(Conversation conversation) {
3033 final XmppConnection connection = conversation.getAccount().getXmppConnection();
3034 return connection == null ? -1 : connection.getFeatures().getMaxHttpUploadSize();
3035 }
3036
3037 private void updateEditablity() {
3038 boolean canWrite =
3039 this.conversation.getMode() == Conversation.MODE_SINGLE
3040 || this.conversation.getMucOptions().participating()
3041 || this.conversation.getNextCounterpart() != null;
3042 this.binding.textinput.setFocusable(canWrite);
3043 this.binding.textinput.setFocusableInTouchMode(canWrite);
3044 this.binding.textSendButton.setEnabled(canWrite);
3045 this.binding.textinput.setCursorVisible(canWrite);
3046 this.binding.textinput.setEnabled(canWrite);
3047 }
3048
3049 public void updateSendButton() {
3050 boolean hasAttachments =
3051 mediaPreviewAdapter != null && mediaPreviewAdapter.hasAttachments();
3052 final Conversation c = this.conversation;
3053 final Presence.Status status;
3054 final String text =
3055 this.binding.textinput == null ? "" : this.binding.textinput.getText().toString();
3056 final SendButtonAction action;
3057 if (hasAttachments) {
3058 action = SendButtonAction.TEXT;
3059 } else {
3060 action = SendButtonTool.getAction(getActivity(), c, text);
3061 }
3062 if (c.getAccount().getStatus() == Account.State.ONLINE) {
3063 if (activity != null
3064 && activity.xmppConnectionService != null
3065 && activity.xmppConnectionService.getMessageArchiveService().isCatchingUp(c)) {
3066 status = Presence.Status.OFFLINE;
3067 } else if (c.getMode() == Conversation.MODE_SINGLE) {
3068 status = c.getContact().getShownStatus();
3069 } else {
3070 status =
3071 c.getMucOptions().online()
3072 ? Presence.Status.ONLINE
3073 : Presence.Status.OFFLINE;
3074 }
3075 } else {
3076 status = Presence.Status.OFFLINE;
3077 }
3078 this.binding.textSendButton.setTag(action);
3079 final Activity activity = getActivity();
3080 if (activity != null) {
3081 this.binding.textSendButton.setImageResource(
3082 SendButtonTool.getSendButtonImageResource(activity, action, status));
3083 }
3084
3085 if (hasAttachments || binding.textinput.getText().length() > 0) {
3086 binding.conversationViewPager.setCurrentItem(0);
3087 }
3088 }
3089
3090 protected void updateStatusMessages() {
3091 DateSeparator.addAll(this.messageList);
3092 if (showLoadMoreMessages(conversation)) {
3093 this.messageList.add(0, Message.createLoadMoreMessage(conversation));
3094 }
3095 if (conversation.getMode() == Conversation.MODE_SINGLE) {
3096 ChatState state = conversation.getIncomingChatState();
3097 if (state == ChatState.COMPOSING) {
3098 this.messageList.add(
3099 Message.createStatusMessage(
3100 conversation,
3101 getString(R.string.contact_is_typing, conversation.getName())));
3102 } else if (state == ChatState.PAUSED) {
3103 this.messageList.add(
3104 Message.createStatusMessage(
3105 conversation,
3106 getString(
3107 R.string.contact_has_stopped_typing,
3108 conversation.getName())));
3109 } else {
3110 for (int i = this.messageList.size() - 1; i >= 0; --i) {
3111 final Message message = this.messageList.get(i);
3112 if (message.getType() != Message.TYPE_STATUS) {
3113 if (message.getStatus() == Message.STATUS_RECEIVED) {
3114 return;
3115 } else {
3116 if (message.getStatus() == Message.STATUS_SEND_DISPLAYED) {
3117 this.messageList.add(
3118 i + 1,
3119 Message.createStatusMessage(
3120 conversation,
3121 getString(
3122 R.string.contact_has_read_up_to_this_point,
3123 conversation.getName())));
3124 return;
3125 }
3126 }
3127 }
3128 }
3129 }
3130 } else {
3131 final MucOptions mucOptions = conversation.getMucOptions();
3132 final List<MucOptions.User> allUsers = mucOptions.getUsers();
3133 final Set<ReadByMarker> addedMarkers = new HashSet<>();
3134 ChatState state = ChatState.COMPOSING;
3135 List<MucOptions.User> users =
3136 conversation.getMucOptions().getUsersWithChatState(state, 5);
3137 if (users.size() == 0) {
3138 state = ChatState.PAUSED;
3139 users = conversation.getMucOptions().getUsersWithChatState(state, 5);
3140 }
3141 if (mucOptions.isPrivateAndNonAnonymous()) {
3142 for (int i = this.messageList.size() - 1; i >= 0; --i) {
3143 final Set<ReadByMarker> markersForMessage =
3144 messageList.get(i).getReadByMarkers();
3145 final List<MucOptions.User> shownMarkers = new ArrayList<>();
3146 for (ReadByMarker marker : markersForMessage) {
3147 if (!ReadByMarker.contains(marker, addedMarkers)) {
3148 addedMarkers.add(
3149 marker); // may be put outside this condition. set should do
3150 // dedup anyway
3151 MucOptions.User user = mucOptions.findUser(marker);
3152 if (user != null && !users.contains(user)) {
3153 shownMarkers.add(user);
3154 }
3155 }
3156 }
3157 final ReadByMarker markerForSender = ReadByMarker.from(messageList.get(i));
3158 final Message statusMessage;
3159 final int size = shownMarkers.size();
3160 if (size > 1) {
3161 final String body;
3162 if (size <= 4) {
3163 body =
3164 getString(
3165 R.string.contacts_have_read_up_to_this_point,
3166 UIHelper.concatNames(shownMarkers));
3167 } else if (ReadByMarker.allUsersRepresented(
3168 allUsers, markersForMessage, markerForSender)) {
3169 body = getString(R.string.everyone_has_read_up_to_this_point);
3170 } else {
3171 body =
3172 getString(
3173 R.string.contacts_and_n_more_have_read_up_to_this_point,
3174 UIHelper.concatNames(shownMarkers, 3),
3175 size - 3);
3176 }
3177 statusMessage = Message.createStatusMessage(conversation, body);
3178 statusMessage.setCounterparts(shownMarkers);
3179 } else if (size == 1) {
3180 statusMessage =
3181 Message.createStatusMessage(
3182 conversation,
3183 getString(
3184 R.string.contact_has_read_up_to_this_point,
3185 UIHelper.getDisplayName(shownMarkers.get(0))));
3186 statusMessage.setCounterpart(shownMarkers.get(0).getFullJid());
3187 statusMessage.setTrueCounterpart(shownMarkers.get(0).getRealJid());
3188 } else {
3189 statusMessage = null;
3190 }
3191 if (statusMessage != null) {
3192 this.messageList.add(i + 1, statusMessage);
3193 }
3194 addedMarkers.add(markerForSender);
3195 if (ReadByMarker.allUsersRepresented(allUsers, addedMarkers)) {
3196 break;
3197 }
3198 }
3199 }
3200 if (users.size() > 0) {
3201 Message statusMessage;
3202 if (users.size() == 1) {
3203 MucOptions.User user = users.get(0);
3204 int id =
3205 state == ChatState.COMPOSING
3206 ? R.string.contact_is_typing
3207 : R.string.contact_has_stopped_typing;
3208 statusMessage =
3209 Message.createStatusMessage(
3210 conversation, getString(id, UIHelper.getDisplayName(user)));
3211 statusMessage.setTrueCounterpart(user.getRealJid());
3212 statusMessage.setCounterpart(user.getFullJid());
3213 } else {
3214 int id =
3215 state == ChatState.COMPOSING
3216 ? R.string.contacts_are_typing
3217 : R.string.contacts_have_stopped_typing;
3218 statusMessage =
3219 Message.createStatusMessage(
3220 conversation, getString(id, UIHelper.concatNames(users)));
3221 statusMessage.setCounterparts(users);
3222 }
3223 this.messageList.add(statusMessage);
3224 }
3225 }
3226 }
3227
3228 private void stopScrolling() {
3229 long now = SystemClock.uptimeMillis();
3230 MotionEvent cancel = MotionEvent.obtain(now, now, MotionEvent.ACTION_CANCEL, 0, 0, 0);
3231 binding.messagesView.dispatchTouchEvent(cancel);
3232 }
3233
3234 private boolean showLoadMoreMessages(final Conversation c) {
3235 if (activity == null || activity.xmppConnectionService == null) {
3236 return false;
3237 }
3238 final boolean mam = hasMamSupport(c) && !c.getContact().isBlocked();
3239 final MessageArchiveService service =
3240 activity.xmppConnectionService.getMessageArchiveService();
3241 return mam
3242 && (c.getLastClearHistory().getTimestamp() != 0
3243 || (c.countMessages() == 0
3244 && c.messagesLoaded.get()
3245 && c.hasMessagesLeftOnServer()
3246 && !service.queryInProgress(c)));
3247 }
3248
3249 private boolean hasMamSupport(final Conversation c) {
3250 if (c.getMode() == Conversation.MODE_SINGLE) {
3251 final XmppConnection connection = c.getAccount().getXmppConnection();
3252 return connection != null && connection.getFeatures().mam();
3253 } else {
3254 return c.getMucOptions().mamSupport();
3255 }
3256 }
3257
3258 protected void showSnackbar(
3259 final int message, final int action, final OnClickListener clickListener) {
3260 showSnackbar(message, action, clickListener, null);
3261 }
3262
3263 protected void showSnackbar(
3264 final int message,
3265 final int action,
3266 final OnClickListener clickListener,
3267 final View.OnLongClickListener longClickListener) {
3268 this.binding.snackbar.setVisibility(View.VISIBLE);
3269 this.binding.snackbar.setOnClickListener(null);
3270 this.binding.snackbarMessage.setText(message);
3271 this.binding.snackbarMessage.setOnClickListener(null);
3272 this.binding.snackbarAction.setVisibility(clickListener == null ? View.GONE : View.VISIBLE);
3273 if (action != 0) {
3274 this.binding.snackbarAction.setText(action);
3275 }
3276 this.binding.snackbarAction.setOnClickListener(clickListener);
3277 this.binding.snackbarAction.setOnLongClickListener(longClickListener);
3278 }
3279
3280 protected void hideSnackbar() {
3281 this.binding.snackbar.setVisibility(View.GONE);
3282 }
3283
3284 protected void sendMessage(Message message) {
3285 activity.xmppConnectionService.sendMessage(message);
3286 messageSent();
3287 }
3288
3289 protected void sendPgpMessage(final Message message) {
3290 final XmppConnectionService xmppService = activity.xmppConnectionService;
3291 final Contact contact = message.getConversation().getContact();
3292 if (!activity.hasPgp()) {
3293 activity.showInstallPgpDialog();
3294 return;
3295 }
3296 if (conversation.getAccount().getPgpSignature() == null) {
3297 activity.announcePgp(
3298 conversation.getAccount(), conversation, null, activity.onOpenPGPKeyPublished);
3299 return;
3300 }
3301 if (!mSendingPgpMessage.compareAndSet(false, true)) {
3302 Log.d(Config.LOGTAG, "sending pgp message already in progress");
3303 }
3304 if (conversation.getMode() == Conversation.MODE_SINGLE) {
3305 if (contact.getPgpKeyId() != 0) {
3306 xmppService
3307 .getPgpEngine()
3308 .hasKey(
3309 contact,
3310 new UiCallback<Contact>() {
3311
3312 @Override
3313 public void userInputRequired(
3314 PendingIntent pi, Contact contact) {
3315 startPendingIntent(pi, REQUEST_ENCRYPT_MESSAGE);
3316 }
3317
3318 @Override
3319 public void success(Contact contact) {
3320 encryptTextMessage(message);
3321 }
3322
3323 @Override
3324 public void error(int error, Contact contact) {
3325 activity.runOnUiThread(
3326 () ->
3327 Toast.makeText(
3328 activity,
3329 R.string
3330 .unable_to_connect_to_keychain,
3331 Toast.LENGTH_SHORT)
3332 .show());
3333 mSendingPgpMessage.set(false);
3334 }
3335 });
3336
3337 } else {
3338 showNoPGPKeyDialog(
3339 false,
3340 (dialog, which) -> {
3341 conversation.setNextEncryption(Message.ENCRYPTION_NONE);
3342 xmppService.updateConversation(conversation);
3343 message.setEncryption(Message.ENCRYPTION_NONE);
3344 xmppService.sendMessage(message);
3345 messageSent();
3346 });
3347 }
3348 } else {
3349 if (conversation.getMucOptions().pgpKeysInUse()) {
3350 if (!conversation.getMucOptions().everybodyHasKeys()) {
3351 Toast warning =
3352 Toast.makeText(
3353 getActivity(), R.string.missing_public_keys, Toast.LENGTH_LONG);
3354 warning.setGravity(Gravity.CENTER_VERTICAL, 0, 0);
3355 warning.show();
3356 }
3357 encryptTextMessage(message);
3358 } else {
3359 showNoPGPKeyDialog(
3360 true,
3361 (dialog, which) -> {
3362 conversation.setNextEncryption(Message.ENCRYPTION_NONE);
3363 message.setEncryption(Message.ENCRYPTION_NONE);
3364 xmppService.updateConversation(conversation);
3365 xmppService.sendMessage(message);
3366 messageSent();
3367 });
3368 }
3369 }
3370 }
3371
3372 public void encryptTextMessage(Message message) {
3373 activity.xmppConnectionService
3374 .getPgpEngine()
3375 .encrypt(
3376 message,
3377 new UiCallback<Message>() {
3378
3379 @Override
3380 public void userInputRequired(PendingIntent pi, Message message) {
3381 startPendingIntent(pi, REQUEST_SEND_MESSAGE);
3382 }
3383
3384 @Override
3385 public void success(Message message) {
3386 // TODO the following two call can be made before the callback
3387 getActivity().runOnUiThread(() -> messageSent());
3388 }
3389
3390 @Override
3391 public void error(final int error, Message message) {
3392 getActivity()
3393 .runOnUiThread(
3394 () -> {
3395 doneSendingPgpMessage();
3396 Toast.makeText(
3397 getActivity(),
3398 error == 0
3399 ? R.string
3400 .unable_to_connect_to_keychain
3401 : error,
3402 Toast.LENGTH_SHORT)
3403 .show();
3404 });
3405 }
3406 });
3407 }
3408
3409 public void showNoPGPKeyDialog(boolean plural, DialogInterface.OnClickListener listener) {
3410 AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
3411 builder.setIconAttribute(android.R.attr.alertDialogIcon);
3412 if (plural) {
3413 builder.setTitle(getString(R.string.no_pgp_keys));
3414 builder.setMessage(getText(R.string.contacts_have_no_pgp_keys));
3415 } else {
3416 builder.setTitle(getString(R.string.no_pgp_key));
3417 builder.setMessage(getText(R.string.contact_has_no_pgp_key));
3418 }
3419 builder.setNegativeButton(getString(R.string.cancel), null);
3420 builder.setPositiveButton(getString(R.string.send_unencrypted), listener);
3421 builder.create().show();
3422 }
3423
3424 public void appendText(String text, final boolean doNotAppend) {
3425 if (text == null) {
3426 return;
3427 }
3428 final Editable editable = this.binding.textinput.getText();
3429 String previous = editable == null ? "" : editable.toString();
3430 if (doNotAppend && !TextUtils.isEmpty(previous)) {
3431 Toast.makeText(getActivity(), R.string.already_drafting_message, Toast.LENGTH_LONG)
3432 .show();
3433 return;
3434 }
3435 if (UIHelper.isLastLineQuote(previous)) {
3436 text = '\n' + text;
3437 } else if (previous.length() != 0
3438 && !Character.isWhitespace(previous.charAt(previous.length() - 1))) {
3439 text = " " + text;
3440 }
3441 this.binding.textinput.append(text);
3442 }
3443
3444 @Override
3445 public boolean onEnterPressed(final boolean isCtrlPressed) {
3446 if (isCtrlPressed || enterIsSend()) {
3447 sendMessage();
3448 return true;
3449 }
3450 return false;
3451 }
3452
3453 private boolean enterIsSend() {
3454 final SharedPreferences p = PreferenceManager.getDefaultSharedPreferences(getActivity());
3455 return p.getBoolean("enter_is_send", getResources().getBoolean(R.bool.enter_is_send));
3456 }
3457
3458 public boolean onArrowUpCtrlPressed() {
3459 final Message lastEditableMessage =
3460 conversation == null ? null : conversation.getLastEditableMessage();
3461 if (lastEditableMessage != null) {
3462 correctMessage(lastEditableMessage);
3463 return true;
3464 } else {
3465 Toast.makeText(getActivity(), R.string.could_not_correct_message, Toast.LENGTH_LONG)
3466 .show();
3467 return false;
3468 }
3469 }
3470
3471 @Override
3472 public void onTypingStarted() {
3473 final XmppConnectionService service =
3474 activity == null ? null : activity.xmppConnectionService;
3475 if (service == null) {
3476 return;
3477 }
3478 final Account.State status = conversation.getAccount().getStatus();
3479 if (status == Account.State.ONLINE
3480 && conversation.setOutgoingChatState(ChatState.COMPOSING)) {
3481 service.sendChatState(conversation);
3482 }
3483 runOnUiThread(this::updateSendButton);
3484 }
3485
3486 @Override
3487 public void onTypingStopped() {
3488 final XmppConnectionService service =
3489 activity == null ? null : activity.xmppConnectionService;
3490 if (service == null) {
3491 return;
3492 }
3493 final Account.State status = conversation.getAccount().getStatus();
3494 if (status == Account.State.ONLINE && conversation.setOutgoingChatState(ChatState.PAUSED)) {
3495 service.sendChatState(conversation);
3496 }
3497 }
3498
3499 @Override
3500 public void onTextDeleted() {
3501 final XmppConnectionService service =
3502 activity == null ? null : activity.xmppConnectionService;
3503 if (service == null) {
3504 return;
3505 }
3506 final Account.State status = conversation.getAccount().getStatus();
3507 if (status == Account.State.ONLINE
3508 && conversation.setOutgoingChatState(Config.DEFAULT_CHAT_STATE)) {
3509 service.sendChatState(conversation);
3510 }
3511 if (storeNextMessage()) {
3512 runOnUiThread(
3513 () -> {
3514 if (activity == null) {
3515 return;
3516 }
3517 activity.onConversationsListItemUpdated();
3518 });
3519 }
3520 runOnUiThread(this::updateSendButton);
3521 }
3522
3523 @Override
3524 public void onTextChanged() {
3525 if (conversation != null && conversation.getCorrectingMessage() != null) {
3526 runOnUiThread(this::updateSendButton);
3527 }
3528 }
3529
3530 @Override
3531 public boolean onTabPressed(boolean repeated) {
3532 if (conversation == null || conversation.getMode() == Conversation.MODE_SINGLE) {
3533 return false;
3534 }
3535 if (repeated) {
3536 completionIndex++;
3537 } else {
3538 lastCompletionLength = 0;
3539 completionIndex = 0;
3540 final String content = this.binding.textinput.getText().toString();
3541 lastCompletionCursor = this.binding.textinput.getSelectionEnd();
3542 int start =
3543 lastCompletionCursor > 0
3544 ? content.lastIndexOf(" ", lastCompletionCursor - 1) + 1
3545 : 0;
3546 firstWord = start == 0;
3547 incomplete = content.substring(start, lastCompletionCursor);
3548 }
3549 List<String> completions = new ArrayList<>();
3550 for (MucOptions.User user : conversation.getMucOptions().getUsers()) {
3551 String name = user.getName();
3552 if (name != null && name.startsWith(incomplete)) {
3553 completions.add(name + (firstWord ? ": " : " "));
3554 }
3555 }
3556 Collections.sort(completions);
3557 if (completions.size() > completionIndex) {
3558 String completion = completions.get(completionIndex).substring(incomplete.length());
3559 this.binding
3560 .textinput
3561 .getEditableText()
3562 .delete(lastCompletionCursor, lastCompletionCursor + lastCompletionLength);
3563 this.binding.textinput.getEditableText().insert(lastCompletionCursor, completion);
3564 lastCompletionLength = completion.length();
3565 } else {
3566 completionIndex = -1;
3567 this.binding
3568 .textinput
3569 .getEditableText()
3570 .delete(lastCompletionCursor, lastCompletionCursor + lastCompletionLength);
3571 lastCompletionLength = 0;
3572 }
3573 return true;
3574 }
3575
3576 private void startPendingIntent(PendingIntent pendingIntent, int requestCode) {
3577 try {
3578 getActivity()
3579 .startIntentSenderForResult(
3580 pendingIntent.getIntentSender(), requestCode, null, 0, 0, 0);
3581 } catch (final SendIntentException ignored) {
3582 }
3583 }
3584
3585 @Override
3586 public void onBackendConnected() {
3587 Log.d(Config.LOGTAG, "ConversationFragment.onBackendConnected()");
3588 String uuid = pendingConversationsUuid.pop();
3589 if (uuid != null) {
3590 if (!findAndReInitByUuidOrArchive(uuid)) {
3591 return;
3592 }
3593 } else {
3594 if (!activity.xmppConnectionService.isConversationStillOpen(conversation)) {
3595 clearPending();
3596 activity.onConversationArchived(conversation);
3597 return;
3598 }
3599 }
3600 ActivityResult activityResult = postponedActivityResult.pop();
3601 if (activityResult != null) {
3602 handleActivityResult(activityResult);
3603 }
3604 clearPending();
3605 }
3606
3607 private boolean findAndReInitByUuidOrArchive(@NonNull final String uuid) {
3608 Conversation conversation = activity.xmppConnectionService.findConversationByUuid(uuid);
3609 if (conversation == null) {
3610 clearPending();
3611 activity.onConversationArchived(null);
3612 return false;
3613 }
3614 reInit(conversation);
3615 ScrollState scrollState = pendingScrollState.pop();
3616 String lastMessageUuid = pendingLastMessageUuid.pop();
3617 List<Attachment> attachments = pendingMediaPreviews.pop();
3618 if (scrollState != null) {
3619 setScrollPosition(scrollState, lastMessageUuid);
3620 }
3621 if (attachments != null && attachments.size() > 0) {
3622 Log.d(Config.LOGTAG, "had attachments on restore");
3623 mediaPreviewAdapter.addMediaPreviews(attachments);
3624 toggleInputMethod();
3625 }
3626 return true;
3627 }
3628
3629 private void clearPending() {
3630 if (postponedActivityResult.clear()) {
3631 Log.e(Config.LOGTAG, "cleared pending intent with unhandled result left");
3632 if (pendingTakePhotoUri.clear()) {
3633 Log.e(Config.LOGTAG, "cleared pending photo uri");
3634 }
3635 }
3636 if (pendingScrollState.clear()) {
3637 Log.e(Config.LOGTAG, "cleared scroll state");
3638 }
3639 if (pendingConversationsUuid.clear()) {
3640 Log.e(Config.LOGTAG, "cleared pending conversations uuid");
3641 }
3642 if (pendingMediaPreviews.clear()) {
3643 Log.e(Config.LOGTAG, "cleared pending media previews");
3644 }
3645 }
3646
3647 public Conversation getConversation() {
3648 return conversation;
3649 }
3650
3651 @Override
3652 public void onContactPictureLongClicked(View v, final Message message) {
3653 final String fingerprint;
3654 if (message.getEncryption() == Message.ENCRYPTION_PGP
3655 || message.getEncryption() == Message.ENCRYPTION_DECRYPTED) {
3656 fingerprint = "pgp";
3657 } else {
3658 fingerprint = message.getFingerprint();
3659 }
3660 final PopupMenu popupMenu = new PopupMenu(getActivity(), v);
3661 final Contact contact = message.getContact();
3662 if (message.getStatus() <= Message.STATUS_RECEIVED
3663 && (contact == null || !contact.isSelf())) {
3664 if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
3665 final Jid cp = message.getCounterpart();
3666 if (cp == null || cp.isBareJid()) {
3667 return;
3668 }
3669 final Jid tcp = message.getTrueCounterpart();
3670 final User userByRealJid =
3671 tcp != null
3672 ? conversation.getMucOptions().findOrCreateUserByRealJid(tcp, cp)
3673 : null;
3674 final User user =
3675 userByRealJid != null
3676 ? userByRealJid
3677 : conversation.getMucOptions().findUserByFullJid(cp);
3678 popupMenu.inflate(R.menu.muc_details_context);
3679 final Menu menu = popupMenu.getMenu();
3680 MucDetailsContextMenuHelper.configureMucDetailsContextMenu(
3681 activity, menu, conversation, user);
3682 popupMenu.setOnMenuItemClickListener(
3683 menuItem ->
3684 MucDetailsContextMenuHelper.onContextItemSelected(
3685 menuItem, user, activity, fingerprint));
3686 } else {
3687 popupMenu.inflate(R.menu.one_on_one_context);
3688 popupMenu.setOnMenuItemClickListener(
3689 item -> {
3690 switch (item.getItemId()) {
3691 case R.id.action_contact_details:
3692 activity.switchToContactDetails(
3693 message.getContact(), fingerprint);
3694 break;
3695 case R.id.action_show_qr_code:
3696 activity.showQrCode(
3697 "xmpp:"
3698 + message.getContact()
3699 .getJid()
3700 .asBareJid()
3701 .toEscapedString());
3702 break;
3703 }
3704 return true;
3705 });
3706 }
3707 } else {
3708 popupMenu.inflate(R.menu.account_context);
3709 final Menu menu = popupMenu.getMenu();
3710 menu.findItem(R.id.action_manage_accounts)
3711 .setVisible(QuickConversationsService.isConversations());
3712 popupMenu.setOnMenuItemClickListener(
3713 item -> {
3714 final XmppActivity activity = this.activity;
3715 if (activity == null) {
3716 Log.e(Config.LOGTAG, "Unable to perform action. no context provided");
3717 return true;
3718 }
3719 switch (item.getItemId()) {
3720 case R.id.action_show_qr_code:
3721 activity.showQrCode(conversation.getAccount().getShareableUri());
3722 break;
3723 case R.id.action_account_details:
3724 activity.switchToAccount(
3725 message.getConversation().getAccount(), fingerprint);
3726 break;
3727 case R.id.action_manage_accounts:
3728 AccountUtils.launchManageAccounts(activity);
3729 break;
3730 }
3731 return true;
3732 });
3733 }
3734 popupMenu.show();
3735 }
3736
3737 @Override
3738 public void onContactPictureClicked(Message message) {
3739 setThread(message.getThread());
3740 conversation.setUserSelectedThread(true);
3741
3742 final boolean received = message.getStatus() <= Message.STATUS_RECEIVED;
3743 if (received) {
3744 if (message.getConversation() instanceof Conversation
3745 && message.getConversation().getMode() == Conversation.MODE_MULTI) {
3746 Jid tcp = message.getTrueCounterpart();
3747 Jid user = message.getCounterpart();
3748 if (user != null && !user.isBareJid()) {
3749 final MucOptions mucOptions =
3750 ((Conversation) message.getConversation()).getMucOptions();
3751 if (mucOptions.participating()
3752 || ((Conversation) message.getConversation()).getNextCounterpart()
3753 != null) {
3754 if (!mucOptions.isUserInRoom(user)
3755 && mucOptions.findUserByRealJid(
3756 tcp == null ? null : tcp.asBareJid())
3757 == null) {
3758 Toast.makeText(
3759 getActivity(),
3760 activity.getString(
3761 R.string.user_has_left_conference,
3762 user.getResource()),
3763 Toast.LENGTH_SHORT)
3764 .show();
3765 }
3766 highlightInConference(user.getResource());
3767 } else {
3768 Toast.makeText(
3769 getActivity(),
3770 R.string.you_are_not_participating,
3771 Toast.LENGTH_SHORT)
3772 .show();
3773 }
3774 }
3775 }
3776 }
3777 }
3778
3779 private Activity requireActivity() {
3780 final Activity activity = getActivity();
3781 if (activity == null) {
3782 throw new IllegalStateException("Activity not attached");
3783 }
3784 return activity;
3785 }
3786}