ConferenceDetailsActivity.java

  1package eu.siacs.conversations.ui;
  2
  3import static eu.siacs.conversations.entities.Bookmark.printableValue;
  4import static eu.siacs.conversations.utils.StringUtils.changed;
  5
  6import android.app.Activity;
  7import android.app.PendingIntent;
  8import android.content.Context;
  9import android.content.Intent;
 10import android.content.SharedPreferences;
 11import android.content.res.ColorStateList;
 12import android.net.Uri;
 13import android.os.Build;
 14import android.os.Bundle;
 15import android.preference.PreferenceManager;
 16import android.text.Editable;
 17import android.text.SpannableString;
 18import android.text.TextWatcher;
 19import android.text.method.LinkMovementMethod;
 20import android.view.LayoutInflater;
 21import android.view.Menu;
 22import android.view.MenuItem;
 23import android.view.View;
 24import android.view.View.OnClickListener;
 25import android.view.ViewGroup;
 26import android.widget.ArrayAdapter;
 27import android.widget.PopupMenu;
 28import android.widget.TextView;
 29import android.widget.Toast;
 30
 31import androidx.annotation.NonNull;
 32import androidx.appcompat.app.AlertDialog;
 33import androidx.core.view.ViewCompat;
 34import androidx.databinding.DataBindingUtil;
 35
 36import com.cheogram.android.Util;
 37
 38import com.google.android.material.dialog.MaterialAlertDialogBuilder;
 39import com.google.android.material.color.MaterialColors;
 40import com.google.common.collect.ImmutableList;
 41import com.google.common.primitives.Ints;
 42
 43import java.util.ArrayList;
 44import java.util.Collections;
 45import java.util.Comparator;
 46import java.util.List;
 47import java.util.Map;
 48import java.util.concurrent.atomic.AtomicInteger;
 49import java.util.stream.Collectors;
 50
 51import eu.siacs.conversations.Config;
 52import de.gultsch.common.Linkify;
 53import eu.siacs.conversations.R;
 54import eu.siacs.conversations.databinding.ActivityMucDetailsBinding;
 55import eu.siacs.conversations.databinding.ThreadRowBinding;
 56import eu.siacs.conversations.entities.Account;
 57import eu.siacs.conversations.entities.Bookmark;
 58import eu.siacs.conversations.entities.Contact;
 59import eu.siacs.conversations.entities.Conversation;
 60import eu.siacs.conversations.entities.ListItem;
 61import eu.siacs.conversations.entities.MucOptions;
 62import eu.siacs.conversations.entities.MucOptions.User;
 63import eu.siacs.conversations.services.XmppConnectionService;
 64import eu.siacs.conversations.services.XmppConnectionService.OnConversationUpdate;
 65import eu.siacs.conversations.services.XmppConnectionService.OnMucRosterUpdate;
 66import eu.siacs.conversations.ui.adapter.MediaAdapter;
 67import eu.siacs.conversations.ui.adapter.UserPreviewAdapter;
 68import eu.siacs.conversations.ui.interfaces.OnMediaLoaded;
 69import eu.siacs.conversations.ui.text.FixedURLSpan;
 70import eu.siacs.conversations.ui.util.Attachment;
 71import eu.siacs.conversations.ui.util.AvatarWorkerTask;
 72import eu.siacs.conversations.ui.util.GridManager;
 73import eu.siacs.conversations.ui.util.MenuDoubleTabUtil;
 74import eu.siacs.conversations.ui.util.MucConfiguration;
 75import eu.siacs.conversations.ui.util.MucDetailsContextMenuHelper;
 76import eu.siacs.conversations.ui.util.SoftKeyboardUtils;
 77import eu.siacs.conversations.utils.AccountUtils;
 78import eu.siacs.conversations.utils.Compatibility;
 79import eu.siacs.conversations.utils.StringUtils;
 80import eu.siacs.conversations.utils.StylingHelper;
 81import eu.siacs.conversations.utils.UIHelper;
 82import eu.siacs.conversations.utils.XmppUri;
 83import eu.siacs.conversations.utils.XEP0392Helper;
 84import eu.siacs.conversations.xmpp.Jid;
 85import eu.siacs.conversations.xmpp.XmppConnection;
 86
 87import me.drakeet.support.toast.ToastCompat;
 88
 89public class ConferenceDetailsActivity extends XmppActivity
 90        implements OnConversationUpdate,
 91                OnMucRosterUpdate,
 92                XmppConnectionService.OnAffiliationChanged,
 93                XmppConnectionService.OnConfigurationPushed,
 94                XmppConnectionService.OnRoomDestroy,
 95                TextWatcher,
 96                OnMediaLoaded {
 97    public static final String ACTION_VIEW_MUC = "view_muc";
 98
 99    private Conversation mConversation;
100    private ActivityMucDetailsBinding binding;
101    private MediaAdapter mMediaAdapter;
102    private UserPreviewAdapter mUserPreviewAdapter;
103    private String uuid = null;
104
105    private boolean mAdvancedMode = false;
106    private boolean showDynamicTags = true;
107
108    private final UiCallback<Conversation> renameCallback =
109            new UiCallback<Conversation>() {
110                @Override
111                public void success(Conversation object) {
112                    displayToast(getString(R.string.your_nick_has_been_changed));
113                    runOnUiThread(
114                            () -> {
115                                updateView();
116                            });
117                }
118
119                @Override
120                public void error(final int errorCode, Conversation object) {
121                    displayToast(getString(errorCode));
122                }
123
124                @Override
125                public void userInputRequired(PendingIntent pi, Conversation object) {}
126            };
127
128    public static void open(final Activity activity, final Conversation conversation) {
129        Intent intent = new Intent(activity, ConferenceDetailsActivity.class);
130        intent.setAction(ConferenceDetailsActivity.ACTION_VIEW_MUC);
131        intent.putExtra("uuid", conversation.getUuid());
132        activity.startActivity(intent);
133    }
134
135    private final OnClickListener mNotifyStatusClickListener =
136            new OnClickListener() {
137                @Override
138                public void onClick(View v) {
139                    final MaterialAlertDialogBuilder builder =
140                            new MaterialAlertDialogBuilder(ConferenceDetailsActivity.this);
141                    builder.setTitle(R.string.pref_notification_settings);
142                    String[] choices = {
143                        getString(R.string.notify_on_all_messages),
144                        getString(R.string.notify_only_when_highlighted),
145                    getString(R.string.notify_only_when_highlighted_or_replied),
146                        getString(R.string.notify_never)
147                    };
148                    final AtomicInteger choice;
149                    if (mConversation.getLongAttribute(Conversation.ATTRIBUTE_MUTED_TILL, 0)
150                            == Long.MAX_VALUE) {
151                        choice = new AtomicInteger(3);
152                    } else {
153                        choice = new AtomicInteger(mConversation.alwaysNotify() ? 0 : (mConversation.notifyReplies() ? 2 : 1));
154                    }
155                    builder.setSingleChoiceItems(
156                            choices, choice.get(), (dialog, which) -> choice.set(which));
157                    builder.setNegativeButton(R.string.cancel, null);
158                    builder.setPositiveButton(
159                            R.string.ok,
160                            (dialog, which) -> {
161                                if (choice.get() == 3) {
162                                    mConversation.setMutedTill(Long.MAX_VALUE);
163                                } else {
164                                    mConversation.setMutedTill(0);
165                                    mConversation.setAttribute(
166                                            Conversation.ATTRIBUTE_ALWAYS_NOTIFY,
167                                            String.valueOf(choice.get() == 0));
168                                    mConversation.setAttribute(
169                                            Conversation.ATTRIBUTE_NOTIFY_REPLIES,
170                                            String.valueOf(choice.get() == 2));
171                                }
172                                xmppConnectionService.updateConversation(mConversation);
173                                updateView();
174                            });
175                    builder.create().show();
176                }
177            };
178
179    private final OnClickListener mChangeConferenceSettings =
180            new OnClickListener() {
181                @Override
182                public void onClick(View v) {
183                    final MucOptions mucOptions = mConversation.getMucOptions();
184                    final MaterialAlertDialogBuilder builder =
185                            new MaterialAlertDialogBuilder(ConferenceDetailsActivity.this);
186                    MucConfiguration configuration =
187                            MucConfiguration.get(
188                                    ConferenceDetailsActivity.this, mAdvancedMode, mucOptions);
189                    builder.setTitle(configuration.title);
190                    final boolean[] values = configuration.values;
191                    builder.setMultiChoiceItems(
192                            configuration.names,
193                            values,
194                            (dialog, which, isChecked) -> values[which] = isChecked);
195                    builder.setNegativeButton(R.string.cancel, null);
196                    builder.setPositiveButton(
197                            R.string.confirm,
198                            (dialog, which) -> {
199                                final Bundle options = configuration.toBundle(values);
200                                options.putString("muc#roomconfig_persistentroom", "1");
201                                if (options.containsKey("muc#roomconfig_allowinvites")) {
202                                    options.putString(
203                                            "{http://prosody.im/protocol/muc}roomconfig_allowmemberinvites",
204                                            options.getString("muc#roomconfig_allowinvites"));
205                                }
206                                xmppConnectionService.pushConferenceConfiguration(
207                                        mConversation, options, ConferenceDetailsActivity.this);
208                            });
209                    builder.create().show();
210                }
211            };
212
213    @Override
214    public void onConversationUpdate() {
215        refreshUi();
216    }
217
218    @Override
219    public void onMucRosterUpdate() {
220        refreshUi();
221    }
222
223    @Override
224    protected void refreshUiReal() {
225        updateView();
226    }
227
228    @Override
229    protected void onCreate(Bundle savedInstanceState) {
230        super.onCreate(savedInstanceState);
231        this.binding = DataBindingUtil.setContentView(this, R.layout.activity_muc_details);
232        SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(this);
233        showDynamicTags = preferences.getBoolean("show_dynamic_tags", getResources().getBoolean(R.bool.show_dynamic_tags));
234        Activities.setStatusAndNavigationBarColors(this, binding.getRoot());
235        this.binding.changeConferenceButton.setOnClickListener(this.mChangeConferenceSettings);
236        setSupportActionBar(binding.toolbar);
237        configureActionBar(getSupportActionBar());
238        this.binding.editNickButton.setOnClickListener(
239                v ->
240                        quickEdit(
241                                mConversation.getMucOptions().getActualNick(),
242                                R.string.nickname,
243                                value -> {
244                                    if (xmppConnectionService.renameInMuc(
245                                            mConversation, value, renameCallback)) {
246                                        return null;
247                                    } else {
248                                        return getString(R.string.invalid_muc_nick);
249                                    }
250                                }));
251        this.mAdvancedMode = getPreferences().getBoolean("advanced_muc_mode", false);
252        this.binding.mucInfoMore.setVisibility(this.mAdvancedMode ? View.VISIBLE : View.GONE);
253        this.binding.notificationStatusButton.setOnClickListener(this.mNotifyStatusClickListener);
254        this.binding.yourPhoto.setOnClickListener(
255                v -> {
256                    final MucOptions mucOptions = mConversation.getMucOptions();
257                    if (!mucOptions.hasVCards()) {
258                        Toast.makeText(
259                                        this,
260                                        R.string.host_does_not_support_group_chat_avatars,
261                                        Toast.LENGTH_SHORT)
262                                .show();
263                        return;
264                    }
265                    if (!mucOptions
266                            .getSelf()
267                            .getAffiliation()
268                            .ranks(MucOptions.Affiliation.OWNER)) {
269                        Toast.makeText(
270                                        this,
271                                        R.string.only_the_owner_can_change_group_chat_avatar,
272                                        Toast.LENGTH_SHORT)
273                                .show();
274                        return;
275                    }
276                    final Intent intent =
277                            new Intent(this, PublishGroupChatProfilePictureActivity.class);
278                    intent.putExtra("uuid", mConversation.getUuid());
279                    startActivity(intent);
280                });
281        this.binding.yourPhoto.setOnLongClickListener(v -> {
282            PopupMenu popupMenu = new PopupMenu(this, v);
283            popupMenu.inflate(R.menu.conference_photo);
284            popupMenu.setOnMenuItemClickListener(menuItem -> {
285                switch (menuItem.getItemId()) {
286                    case R.id.action_block_avatar:
287                        new AlertDialog.Builder(this)
288                            .setTitle(R.string.block_media)
289                            .setMessage("Do you really want to block this avatar?")
290                            .setPositiveButton(R.string.yes, (dialog, whichButton) -> {
291                                    xmppConnectionService.blockMedia(xmppConnectionService.getFileBackend().getAvatarFile(mConversation.getContact().getAvatarFilename()));
292                                    xmppConnectionService.getFileBackend().getAvatarFile(mConversation.getContact().getAvatarFilename()).delete();
293                                    avatarService().clear(mConversation);
294                                    mConversation.getContact().setAvatar(null);
295                                    xmppConnectionService.updateConversationUi();
296                            })
297                            .setNegativeButton(R.string.no, null).show();
298                        return true;
299                }
300                return true;
301            });
302            popupMenu.show();
303            return true;
304        });
305        this.binding.editMucNameButton.setContentDescription(
306                getString(R.string.edit_name_and_topic));
307        this.binding.editMucNameButton.setOnClickListener(this::onMucEditButtonClicked);
308        this.binding.mucEditTitle.addTextChangedListener(this);
309        this.binding.mucEditSubject.addTextChangedListener(this);
310        //this.binding.mucEditSubject.addTextChangedListener(
311        //        new StylingHelper.MessageEditorStyler(this.binding.mucEditSubject));
312        this.binding.editTags.addTextChangedListener(this);
313        this.mMediaAdapter = new MediaAdapter(this, R.dimen.media_size);
314        this.mUserPreviewAdapter = new UserPreviewAdapter();
315        this.binding.media.setAdapter(mMediaAdapter);
316        this.binding.users.setAdapter(mUserPreviewAdapter);
317        GridManager.setupLayoutManager(this, this.binding.media, R.dimen.media_size);
318        GridManager.setupLayoutManager(this, this.binding.users, R.dimen.media_size);
319        this.binding.recentThreads.setOnItemClickListener((a0, v, pos, a3) -> {
320            final Conversation.Thread thread = (Conversation.Thread) binding.recentThreads.getAdapter().getItem(pos);
321            switchToConversation(mConversation, null, false, null, false, true, null, thread.getThreadId());
322        });
323        this.binding.invite.setOnClickListener(v -> inviteToConversation(mConversation));
324        this.binding.showUsers.setOnClickListener(
325                v -> {
326                    Intent intent = new Intent(this, MucUsersActivity.class);
327                    intent.putExtra("uuid", mConversation.getUuid());
328                    startActivity(intent);
329                });
330        this.binding.relatedMucs.setOnClickListener(v -> {
331            final Intent intent = new Intent(this, ChannelDiscoveryActivity.class);
332            intent.putExtra("services", new String[]{ mConversation.getJid().getDomain().toString(), mConversation.getAccount().getJid().toString() });
333            startActivity(intent);
334        });
335    }
336
337    @Override
338    public void onStart() {
339        super.onStart();
340        binding.mediaWrapper.setVisibility(
341                Compatibility.hasStoragePermission(this) ? View.VISIBLE : View.GONE);
342    }
343
344    @Override
345    public boolean onOptionsItemSelected(MenuItem menuItem) {
346        if (MenuDoubleTabUtil.shouldIgnoreTap()) {
347            return false;
348        }
349        switch (menuItem.getItemId()) {
350            case android.R.id.home:
351                finish();
352                break;
353            case R.id.action_share_http:
354                shareLink(true);
355                break;
356            case R.id.action_share_uri:
357                shareLink(false);
358                break;
359            case R.id.action_save_as_bookmark:
360                saveAsBookmark();
361                break;
362            case R.id.action_destroy_room:
363                destroyRoom();
364                break;
365            case R.id.action_advanced_mode:
366                this.mAdvancedMode = !menuItem.isChecked();
367                menuItem.setChecked(this.mAdvancedMode);
368                getPreferences().edit().putBoolean("advanced_muc_mode", mAdvancedMode).apply();
369                final boolean online =
370                        mConversation != null && mConversation.getMucOptions().online();
371                this.binding.mucInfoMore.setVisibility(
372                        this.mAdvancedMode && online ? View.VISIBLE : View.GONE);
373                invalidateOptionsMenu();
374                updateView();
375                break;
376            case R.id.action_custom_notifications:
377                if (mConversation != null) {
378                    configureCustomNotifications(mConversation);
379                }
380                break;
381        }
382        return super.onOptionsItemSelected(menuItem);
383    }
384
385    private void configureCustomNotifications(final Conversation conversation) {
386        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.R
387                || conversation.getMode() != Conversation.MODE_MULTI) {
388            return;
389        }
390        final var shortcut =
391                xmppConnectionService
392                        .getShortcutService()
393                        .getShortcutInfo(conversation.getMucOptions());
394        configureCustomNotification(shortcut);
395    }
396
397    @Override
398    public boolean onContextItemSelected(@NonNull final MenuItem item) {
399        final User user = mUserPreviewAdapter.getSelectedUser();
400        if (user == null) {
401            Toast.makeText(this, R.string.unable_to_perform_this_action, Toast.LENGTH_SHORT).show();
402            return true;
403        }
404        if (!MucDetailsContextMenuHelper.onContextItemSelected(
405                item, mUserPreviewAdapter.getSelectedUser(), this)) {
406            return super.onContextItemSelected(item);
407        }
408        return true;
409    }
410
411    public void onMucEditButtonClicked(View v) {
412        if (this.binding.mucEditor.getVisibility() == View.GONE) {
413            final MucOptions mucOptions = mConversation.getMucOptions();
414            this.binding.mucEditor.setVisibility(View.VISIBLE);
415            this.binding.mucDisplay.setVisibility(View.GONE);
416            this.binding.editMucNameButton.setImageResource(R.drawable.ic_cancel_24dp);
417            this.binding.editMucNameButton.setContentDescription(getString(R.string.cancel));
418            final String name = mucOptions.getName();
419            this.binding.mucEditTitle.setText("");
420            final boolean owner =
421                    mucOptions.getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER);
422            if (owner || printableValue(name)) {
423                this.binding.mucEditTitle.setVisibility(View.VISIBLE);
424                if (name != null) {
425                    this.binding.mucEditTitle.append(name);
426                }
427            } else {
428                this.binding.mucEditTitle.setVisibility(View.GONE);
429            }
430            this.binding.mucEditTitle.setEnabled(owner);
431            final String subject = mucOptions.getSubject();
432            this.binding.mucEditSubject.setText("");
433            if (subject != null) {
434                this.binding.mucEditSubject.append(subject);
435            }
436            this.binding.mucEditSubject.setEnabled(mucOptions.canChangeSubject());
437            if (!owner) {
438                this.binding.mucEditSubject.requestFocus();
439            }
440
441            final Bookmark bookmark = mConversation.getBookmark();
442            if (bookmark != null && mConversation.getAccount().getXmppConnection().getFeatures().bookmarks2() && showDynamicTags) {
443                for (final ListItem.Tag group : bookmark.getGroupTags()) {
444                    binding.editTags.addObjectSync(group);
445                }
446                ArrayList<ListItem.Tag> tags = new ArrayList<>();
447                for (final Account account : xmppConnectionService.getAccounts()) {
448                    for (Contact contact : account.getRoster().getContacts()) {
449                        tags.addAll(contact.getTags(this));
450                    }
451                    for (Bookmark bmark : account.getBookmarks()) {
452                        tags.addAll(bmark.getTags(this));
453                    }
454                }
455                Comparator<Map.Entry<ListItem.Tag,Integer>> sortTagsBy = Map.Entry.comparingByValue(Comparator.reverseOrder());
456                sortTagsBy = sortTagsBy.thenComparing(entry -> entry.getKey().getName());
457
458                ArrayAdapter<ListItem.Tag> adapter = new ArrayAdapter<>(
459                    this,
460                    android.R.layout.simple_list_item_1,
461                    tags.stream()
462                    .collect(Collectors.toMap((x) -> x, (t) -> 1, (c1, c2) -> c1 + c2))
463                    .entrySet().stream()
464                    .sorted(sortTagsBy)
465                    .map(e -> e.getKey()).collect(Collectors.toList())
466                );
467                binding.editTags.setAdapter(adapter);
468                this.binding.editTags.setVisibility(View.VISIBLE);
469            } else {
470                this.binding.editTags.setVisibility(View.GONE);
471            }
472        } else {
473            String subject =
474                    this.binding.mucEditSubject.isEnabled()
475                            ? this.binding.mucEditSubject.getEditableText().toString().trim()
476                            : null;
477            String name =
478                    this.binding.mucEditTitle.isEnabled()
479                            ? this.binding.mucEditTitle.getEditableText().toString().trim()
480                            : null;
481            onMucInfoUpdated(subject, name);
482
483            final Bookmark bookmark = mConversation.getBookmark();
484            if (bookmark != null && mConversation.getAccount().getXmppConnection().getFeatures().bookmarks2()) {
485                bookmark.setGroups(binding.editTags.getObjects().stream().map(tag -> tag.getName()).collect(Collectors.toList()));
486                xmppConnectionService.createBookmark(bookmark.getAccount(), bookmark);
487            }
488
489            SoftKeyboardUtils.hideSoftKeyboard(this);
490            hideEditor();
491            updateView();
492        }
493    }
494
495    private void hideEditor() {
496        this.binding.mucEditor.setVisibility(View.GONE);
497        this.binding.mucDisplay.setVisibility(View.VISIBLE);
498        this.binding.editMucNameButton.setImageResource(R.drawable.ic_edit_24dp);
499        this.binding.editMucNameButton.setContentDescription(
500                getString(R.string.edit_name_and_topic));
501    }
502
503    private void onMucInfoUpdated(String subject, String name) {
504        final MucOptions mucOptions = mConversation.getMucOptions();
505        if (mucOptions.canChangeSubject() && changed(mucOptions.getSubject(), subject)) {
506            xmppConnectionService.pushSubjectToConference(mConversation, subject);
507        }
508        if (mucOptions.getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER)
509                && changed(mucOptions.getName(), name)) {
510            Bundle options = new Bundle();
511            options.putString("muc#roomconfig_persistentroom", "1");
512            options.putString("muc#roomconfig_roomname", StringUtils.nullOnEmpty(name));
513            xmppConnectionService.pushConferenceConfiguration(mConversation, options, this);
514        }
515    }
516
517    @Override
518    protected String getShareableUri(boolean http) {
519        if (mConversation != null) {
520            if (http) {
521                return "https://conversations.im/j/"
522                        + XmppUri.lameUrlEncode(mConversation.getJid().asBareJid().toString());
523            } else {
524                return "xmpp:" + Uri.encode(mConversation.getJid().asBareJid().toString(), "@/+") + "?join";
525            }
526        } else {
527            return null;
528        }
529    }
530
531    @Override
532    public boolean onPrepareOptionsMenu(final Menu menu) {
533        final MenuItem menuItemSaveBookmark = menu.findItem(R.id.action_save_as_bookmark);
534        final MenuItem menuItemAdvancedMode = menu.findItem(R.id.action_advanced_mode);
535        final MenuItem menuItemDestroyRoom = menu.findItem(R.id.action_destroy_room);
536        menuItemAdvancedMode.setChecked(mAdvancedMode);
537        if (mConversation == null) {
538            return true;
539        }
540        menuItemSaveBookmark.setVisible(mConversation.getBookmark() == null);
541        menuItemDestroyRoom.setVisible(
542                mConversation
543                        .getMucOptions()
544                        .getSelf()
545                        .getAffiliation()
546                        .ranks(MucOptions.Affiliation.OWNER));
547        return true;
548    }
549
550    @Override
551    public boolean onCreateOptionsMenu(final Menu menu) {
552        final boolean groupChat = mConversation != null && mConversation.isPrivateAndNonAnonymous();
553        getMenuInflater().inflate(R.menu.muc_details, menu);
554        final MenuItem share = menu.findItem(R.id.action_share);
555        share.setVisible(!groupChat);
556        final MenuItem destroy = menu.findItem(R.id.action_destroy_room);
557        destroy.setTitle(groupChat ? R.string.destroy_room : R.string.destroy_channel);
558        AccountUtils.showHideMenuItems(menu);
559        final MenuItem customNotifications = menu.findItem(R.id.action_custom_notifications);
560        customNotifications.setVisible(Build.VERSION.SDK_INT >= Build.VERSION_CODES.R);
561        return super.onCreateOptionsMenu(menu);
562    }
563
564    @Override
565    public void onMediaLoaded(final List<Attachment> attachments) {
566        runOnUiThread(
567                () -> {
568                    final int limit = GridManager.getCurrentColumnCount(binding.media);
569                    mMediaAdapter.setAttachments(
570                            attachments.subList(0, Math.min(limit, attachments.size())));
571                    binding.mediaWrapper.setVisibility(
572                            attachments.isEmpty() ? View.GONE : View.VISIBLE);
573                });
574    }
575
576    protected void saveAsBookmark() {
577        xmppConnectionService.saveConversationAsBookmark(
578                mConversation, mConversation.getMucOptions().getName());
579    }
580
581    protected void destroyRoom() {
582        final boolean groupChat = mConversation != null && mConversation.isPrivateAndNonAnonymous();
583        final MaterialAlertDialogBuilder builder = new MaterialAlertDialogBuilder(this);
584        builder.setTitle(groupChat ? R.string.destroy_room : R.string.destroy_channel);
585        builder.setMessage(
586                groupChat ? R.string.destroy_room_dialog : R.string.destroy_channel_dialog);
587        builder.setPositiveButton(
588                R.string.ok,
589                (dialog, which) -> {
590                    xmppConnectionService.destroyRoom(
591                            mConversation, ConferenceDetailsActivity.this);
592                });
593        builder.setNegativeButton(R.string.cancel, null);
594        final AlertDialog dialog = builder.create();
595        dialog.setCanceledOnTouchOutside(false);
596        dialog.show();
597    }
598
599    @Override
600    protected void onBackendConnected() {
601        if (mPendingConferenceInvite != null) {
602            mPendingConferenceInvite.execute(this);
603            mPendingConferenceInvite = null;
604        }
605        if (getIntent().getAction().equals(ACTION_VIEW_MUC)) {
606            this.uuid = getIntent().getExtras().getString("uuid");
607        }
608        if (uuid != null) {
609            this.mConversation = xmppConnectionService.findConversationByUuid(uuid);
610            if (this.mConversation != null) {
611                if (Compatibility.hasStoragePermission(this)) {
612                    final int limit = GridManager.getCurrentColumnCount(this.binding.media);
613                    xmppConnectionService.getAttachments(this.mConversation, limit, this);
614                    this.binding.showMedia.setOnClickListener(
615                            (v) -> MediaBrowserActivity.launch(this, mConversation));
616                }
617
618                binding.storeInCache.setChecked(mConversation.storeInCache());
619                binding.storeInCache.setOnCheckedChangeListener((v, checked) -> {
620                    mConversation.setStoreInCache(checked);
621                    xmppConnectionService.updateConversation(mConversation);
622                });
623
624                updateView();
625            }
626        }
627    }
628
629    @Override
630    public void onBackPressed() {
631        if (this.binding.mucEditor.getVisibility() == View.VISIBLE) {
632            hideEditor();
633        } else {
634            super.onBackPressed();
635        }
636    }
637
638    private void updateView() {
639        invalidateOptionsMenu();
640        if (mConversation == null) {
641            return;
642        }
643        final MucOptions mucOptions = mConversation.getMucOptions();
644        final User self = mucOptions.getSelf();
645        final String account = mConversation.getAccount().getJid().asBareJid().toString();
646        setTitle(
647                mucOptions.isPrivateAndNonAnonymous()
648                        ? R.string.action_muc_details
649                        : R.string.channel_details);
650        final Bookmark bookmark = mConversation.getBookmark();
651        final XmppConnection connection = mConversation.getAccount().getXmppConnection();
652        this.binding.editMucNameButton.setVisibility((self.getAffiliation().ranks(MucOptions.Affiliation.OWNER) || mucOptions.canChangeSubject() || (bookmark != null && connection != null && connection.getFeatures().bookmarks2())) ? View.VISIBLE : View.GONE);
653        this.binding.detailsAccount.setText(getString(R.string.using_account, account));
654        this.binding.truejid.setVisibility(View.GONE);
655        if (mConversation.isPrivateAndNonAnonymous()) {
656            this.binding.jid.setText(
657                    getString(R.string.hosted_on, mConversation.getJid().getDomain()));
658            this.binding.truejid.setText(mConversation.getJid().asBareJid().toString());
659            if (mAdvancedMode) this.binding.truejid.setVisibility(View.VISIBLE);
660        } else {
661            this.binding.jid.setText(mConversation.getJid().asBareJid().toString());
662        }
663        AvatarWorkerTask.loadAvatar(
664                mConversation, binding.yourPhoto, R.dimen.avatar_on_details_screen_size);
665        String roomName = mucOptions.getName();
666        String subject = mucOptions.getSubject();
667        final boolean hasTitle;
668        if (printableValue(roomName)) {
669            this.binding.mucTitle.setText(roomName);
670            this.binding.mucTitle.setVisibility(View.VISIBLE);
671            hasTitle = true;
672        } else if (!printableValue(subject)) {
673            this.binding.mucTitle.setText(mConversation.getName());
674            hasTitle = true;
675            this.binding.mucTitle.setVisibility(View.VISIBLE);
676        } else {
677            hasTitle = false;
678            this.binding.mucTitle.setVisibility(View.GONE);
679        }
680        if (printableValue(subject)) {
681            final var spannable = new SpannableString(subject);
682            StylingHelper.format(spannable, this.binding.mucSubject.getCurrentTextColor());
683            Linkify.addLinks(spannable);
684            FixedURLSpan.fix(spannable);
685            this.binding.mucSubject.setText(spannable);
686            this.binding.mucSubject.setTextAppearance(
687                    subject.length() > (hasTitle ? 128 : 196)
688                            ? com.google.android.material.R.style
689                                    .TextAppearance_Material3_BodyMedium
690                            : com.google.android.material.R.style
691                                    .TextAppearance_Material3_BodyLarge);
692            this.binding.mucSubject.setVisibility(View.VISIBLE);
693            this.binding.mucSubject.setMovementMethod(LinkMovementMethod.getInstance());
694        } else {
695            this.binding.mucSubject.setVisibility(View.GONE);
696        }
697        this.binding.mucYourNick.setText(mucOptions.getActualNick());
698        if (mucOptions.online()) {
699            this.binding.usersWrapper.setVisibility(View.VISIBLE);
700            this.binding.mucInfoMore.setVisibility(this.mAdvancedMode ? View.VISIBLE : View.GONE);
701            this.binding.mucRole.setVisibility(View.VISIBLE);
702            this.binding.mucRole.setText(getStatus(self));
703            if (mucOptions.getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
704                this.binding.mucSettings.setVisibility(View.VISIBLE);
705                this.binding.mucConferenceType.setText(MucConfiguration.describe(this, mucOptions));
706            } else if (!mucOptions.isPrivateAndNonAnonymous() && mucOptions.nonanonymous()) {
707                this.binding.mucSettings.setVisibility(View.VISIBLE);
708                this.binding.mucConferenceType.setText(
709                        R.string.group_chat_will_make_your_jabber_id_public);
710            } else {
711                this.binding.mucSettings.setVisibility(View.GONE);
712            }
713            if (mucOptions.mamSupport()) {
714                this.binding.mucInfoMam.setText(R.string.server_info_available);
715            } else {
716                this.binding.mucInfoMam.setText(R.string.server_info_unavailable);
717            }
718            if (self.getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
719                this.binding.changeConferenceButton.setVisibility(View.VISIBLE);
720            } else {
721                this.binding.changeConferenceButton.setVisibility(View.INVISIBLE);
722            }
723        } else {
724            this.binding.usersWrapper.setVisibility(View.GONE);
725            this.binding.mucInfoMore.setVisibility(View.GONE);
726            this.binding.mucSettings.setVisibility(View.GONE);
727        }
728
729        final long mutedTill = mConversation.getLongAttribute(Conversation.ATTRIBUTE_MUTED_TILL, 0);
730        if (mutedTill == Long.MAX_VALUE) {
731            this.binding.notificationStatusText.setText(R.string.notify_never);
732            this.binding.notificationStatusButton.setImageResource(
733                    R.drawable.ic_notifications_off_24dp);
734        } else if (System.currentTimeMillis() < mutedTill) {
735            this.binding.notificationStatusText.setText(R.string.notify_paused);
736            this.binding.notificationStatusButton.setImageResource(
737                    R.drawable.ic_notifications_paused_24dp);
738        } else if (mConversation.alwaysNotify()) {
739            this.binding.notificationStatusText.setText(R.string.notify_on_all_messages);
740            this.binding.notificationStatusButton.setImageResource(
741                    R.drawable.ic_notifications_24dp);
742        } else if (mConversation.notifyReplies()) {
743            this.binding.notificationStatusText.setText(R.string.notify_only_when_highlighted_or_replied);
744            this.binding.notificationStatusButton.setImageResource(R.drawable.ic_notifications_none_24dp);
745        } else {
746            this.binding.notificationStatusText.setText(R.string.notify_only_when_highlighted);
747            this.binding.notificationStatusButton.setImageResource(
748                    R.drawable.ic_notifications_none_24dp);
749        }
750        final List<User> users = mucOptions.getUsers();
751        Collections.sort(
752                users,
753                (a, b) -> {
754                    if (b.getAffiliation().outranks(a.getAffiliation())) {
755                        return 1;
756                    } else if (a.getAffiliation().outranks(b.getAffiliation())) {
757                        return -1;
758                    } else {
759                        if (a.getAvatar() != null && b.getAvatar() == null) {
760                            return -1;
761                        } else if (a.getAvatar() == null && b.getAvatar() != null) {
762                            return 1;
763                        } else {
764                            return a.getComparableName().compareToIgnoreCase(b.getComparableName());
765                        }
766                    }
767                });
768        this.mUserPreviewAdapter.submitList(
769                MucOptions.sub(users, GridManager.getCurrentColumnCount(binding.users)));
770        this.binding.invite.setVisibility(mucOptions.canInvite() ? View.VISIBLE : View.GONE);
771        this.binding.showUsers.setVisibility(mucOptions.getUsers(true, mucOptions.getSelf().getAffiliation().ranks(MucOptions.Affiliation.ADMIN)).size() > 0 ? View.VISIBLE : View.GONE);
772        this.binding.showUsers.setText(
773                getResources().getQuantityString(R.plurals.view_users, users.size(), users.size()));
774        this.binding.usersWrapper.setVisibility(
775                users.size() > 0 || mucOptions.canInvite() ? View.VISIBLE : View.GONE);
776        if (users.size() == 0) {
777            this.binding.noUsersHints.setText(
778                    mucOptions.isPrivateAndNonAnonymous()
779                            ? R.string.no_users_hint_group_chat
780                            : R.string.no_users_hint_channel);
781            this.binding.noUsersHints.setVisibility(View.VISIBLE);
782        } else {
783            this.binding.noUsersHints.setVisibility(View.GONE);
784        }
785
786        if (bookmark == null) {
787            binding.tags.setVisibility(View.GONE);
788            return;
789        }
790
791        final List<Conversation.Thread> recentThreads = mConversation.recentThreads();
792        if (recentThreads.isEmpty()) {
793            this.binding.recentThreadsWrapper.setVisibility(View.GONE);
794        } else {
795            final ThreadAdapter threads = new ThreadAdapter();
796            threads.addAll(recentThreads);
797            this.binding.recentThreads.setAdapter(threads);
798            this.binding.recentThreadsWrapper.setVisibility(View.VISIBLE);
799            Util.justifyListViewHeightBasedOnChildren(binding.recentThreads);
800        }
801
802        final List<ListItem.Tag> tagList = bookmark.getTags(this);
803        if (tagList.isEmpty() || !this.showDynamicTags) {
804            binding.tags.setVisibility(View.GONE);
805        } else {
806            final LayoutInflater inflater = getLayoutInflater();
807            binding.tags.setVisibility(View.VISIBLE);
808            binding.tags.removeViews(1, binding.tags.getChildCount() - 1);
809            final ImmutableList.Builder<Integer> viewIdBuilder = new ImmutableList.Builder<>();
810            for (final ListItem.Tag tag : tagList) {
811                final String name = tag.getName();
812                final TextView tv = (TextView) inflater.inflate(R.layout.item_tag, binding.tags, false);
813                tv.setText(name);
814                tv.setBackgroundTintList(ColorStateList.valueOf(MaterialColors.harmonizeWithPrimary(this,XEP0392Helper.rgbFromNick(name))));
815                final int id = ViewCompat.generateViewId();
816                tv.setId(id);
817                viewIdBuilder.add(id);
818                binding.tags.addView(tv);
819            }
820            binding.flowWidget.setReferencedIds(Ints.toArray(viewIdBuilder.build()));
821        }
822    }
823
824    public static String getStatus(Context context, User user, final boolean advanced) {
825        if (advanced) {
826            return String.format(
827                    "%s (%s)",
828                    context.getString(user.getAffiliation().getResId()),
829                    context.getString(user.getRole().getResId()));
830        } else {
831            return context.getString(user.getAffiliation().getResId());
832        }
833    }
834
835    private String getStatus(User user) {
836        return getStatus(this, user, mAdvancedMode);
837    }
838
839    @Override
840    public void onAffiliationChangedSuccessful(Jid jid) {
841        refreshUi();
842    }
843
844    @Override
845    public void onAffiliationChangeFailed(Jid jid, int resId) {
846        displayToast(getString(resId, jid.asBareJid().toString()));
847    }
848
849    @Override
850    public void onRoomDestroySucceeded() {
851        finish();
852    }
853
854    @Override
855    public void onRoomDestroyFailed() {
856        final boolean groupChat = mConversation != null && mConversation.isPrivateAndNonAnonymous();
857        displayToast(
858                getString(
859                        groupChat
860                                ? R.string.could_not_destroy_room
861                                : R.string.could_not_destroy_channel));
862    }
863
864    @Override
865    public void onPushSucceeded() {
866        displayToast(getString(R.string.modified_conference_options));
867    }
868
869    @Override
870    public void onPushFailed() {
871        displayToast(getString(R.string.could_not_modify_conference_options));
872    }
873
874    private void displayToast(final String msg) {
875        runOnUiThread(
876                () -> {
877                    if (isFinishing()) {
878                        return;
879                    }
880                    ToastCompat.makeText(this, msg, Toast.LENGTH_SHORT).show();
881                });
882    }
883
884    @Override
885    public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
886
887    @Override
888    public void onTextChanged(CharSequence s, int start, int before, int count) {}
889
890    @Override
891    public void afterTextChanged(Editable s) {
892        if (mConversation == null) {
893            return;
894        }
895        final MucOptions mucOptions = mConversation.getMucOptions();
896        if (this.binding.mucEditor.getVisibility() == View.VISIBLE) {
897            boolean subjectChanged =
898                    changed(
899                            binding.mucEditSubject.getEditableText().toString(),
900                            mucOptions.getSubject());
901            boolean nameChanged =
902                    changed(
903                            binding.mucEditTitle.getEditableText().toString(),
904                            mucOptions.getName());
905            final Bookmark bookmark = mConversation.getBookmark();
906            if (subjectChanged || nameChanged || (bookmark != null && mConversation.getAccount().getXmppConnection().getFeatures().bookmarks2())) {
907                this.binding.editMucNameButton.setImageResource(R.drawable.ic_save_24dp);
908                this.binding.editMucNameButton.setContentDescription(getString(R.string.save));
909            } else {
910                this.binding.editMucNameButton.setImageResource(R.drawable.ic_cancel_24dp);
911                this.binding.editMucNameButton.setContentDescription(getString(R.string.cancel));
912            }
913        }
914    }
915
916    class ThreadAdapter extends ArrayAdapter<Conversation.Thread> {
917        ThreadAdapter() { super(ConferenceDetailsActivity.this, 0); }
918
919        @Override
920        public View getView(int position, View view, @NonNull ViewGroup parent) {
921            final ThreadRowBinding binding = DataBindingUtil.inflate(LayoutInflater.from(parent.getContext()), R.layout.thread_row, parent, false);
922            final Conversation.Thread item = getItem(position);
923
924            binding.threadIdenticon.setColor(UIHelper.getColorForName(item.getThreadId()));
925            binding.threadIdenticon.setHash(UIHelper.identiconHash(item.getThreadId()));
926
927            binding.threadSubject.setText(item.getDisplay());
928
929            return binding.getRoot();
930        }
931    }
932}