ConferenceDetailsActivity.java

  1package eu.siacs.conversations.ui;
  2
  3import android.app.PendingIntent;
  4import android.content.Context;
  5import android.content.Intent;
  6import android.content.IntentSender.SendIntentException;
  7import android.content.res.Resources;
  8import android.databinding.DataBindingUtil;
  9import android.graphics.Bitmap;
 10import android.graphics.drawable.BitmapDrawable;
 11import android.graphics.drawable.Drawable;
 12import android.os.AsyncTask;
 13import android.os.Bundle;
 14import android.preference.PreferenceManager;
 15import android.support.v7.app.AlertDialog;
 16import android.support.v7.widget.Toolbar;
 17import android.text.Editable;
 18import android.text.SpannableStringBuilder;
 19import android.text.TextWatcher;
 20import android.util.Log;
 21import android.view.ContextMenu;
 22import android.view.LayoutInflater;
 23import android.view.Menu;
 24import android.view.MenuItem;
 25import android.view.View;
 26import android.view.View.OnClickListener;
 27import android.widget.ImageView;
 28import android.widget.Toast;
 29
 30import org.openintents.openpgp.util.OpenPgpUtils;
 31
 32import java.lang.ref.WeakReference;
 33import java.util.ArrayList;
 34import java.util.Collections;
 35import java.util.concurrent.RejectedExecutionException;
 36import java.util.concurrent.atomic.AtomicInteger;
 37
 38import eu.siacs.conversations.Config;
 39import eu.siacs.conversations.R;
 40import eu.siacs.conversations.crypto.PgpEngine;
 41import eu.siacs.conversations.databinding.ActivityMucDetailsBinding;
 42import eu.siacs.conversations.databinding.ContactBinding;
 43import eu.siacs.conversations.entities.Account;
 44import eu.siacs.conversations.entities.Bookmark;
 45import eu.siacs.conversations.entities.Contact;
 46import eu.siacs.conversations.entities.Conversation;
 47import eu.siacs.conversations.entities.MucOptions;
 48import eu.siacs.conversations.entities.MucOptions.User;
 49import eu.siacs.conversations.services.XmppConnectionService;
 50import eu.siacs.conversations.services.XmppConnectionService.OnConversationUpdate;
 51import eu.siacs.conversations.services.XmppConnectionService.OnMucRosterUpdate;
 52import eu.siacs.conversations.ui.util.MenuDoubleTabUtil;
 53import eu.siacs.conversations.ui.util.MucDetailsContextMenuHelper;
 54import eu.siacs.conversations.ui.util.MyLinkify;
 55import eu.siacs.conversations.ui.util.SoftKeyboardUtils;
 56import eu.siacs.conversations.utils.EmojiWrapper;
 57import eu.siacs.conversations.utils.StringUtils;
 58import eu.siacs.conversations.utils.StylingHelper;
 59import eu.siacs.conversations.utils.UIHelper;
 60import eu.siacs.conversations.utils.XmppUri;
 61import rocks.xmpp.addr.Jid;
 62
 63import static eu.siacs.conversations.entities.Bookmark.printableValue;
 64import static eu.siacs.conversations.utils.StringUtils.changed;
 65
 66public class ConferenceDetailsActivity extends XmppActivity implements OnConversationUpdate, OnMucRosterUpdate, XmppConnectionService.OnAffiliationChanged, XmppConnectionService.OnRoleChanged, XmppConnectionService.OnConfigurationPushed, TextWatcher {
 67    public static final String ACTION_VIEW_MUC = "view_muc";
 68
 69    private static final float INACTIVE_ALPHA = 0.4684f; //compromise between dark and light theme
 70
 71    private Conversation mConversation;
 72    private OnClickListener inviteListener = new OnClickListener() {
 73
 74        @Override
 75        public void onClick(View v) {
 76            inviteToConversation(mConversation);
 77        }
 78    };
 79    private ActivityMucDetailsBinding binding;
 80    private String uuid = null;
 81    private User mSelectedUser = null;
 82
 83    private boolean mAdvancedMode = false;
 84
 85    private UiCallback<Conversation> renameCallback = new UiCallback<Conversation>() {
 86        @Override
 87        public void success(Conversation object) {
 88            runOnUiThread(() -> {
 89                Toast.makeText(ConferenceDetailsActivity.this, getString(R.string.your_nick_has_been_changed), Toast.LENGTH_SHORT).show();
 90                updateView();
 91            });
 92
 93        }
 94
 95        @Override
 96        public void error(final int errorCode, Conversation object) {
 97            runOnUiThread(() -> Toast.makeText(ConferenceDetailsActivity.this, getString(errorCode), Toast.LENGTH_SHORT).show());
 98        }
 99
100        @Override
101        public void userInputRequried(PendingIntent pi, Conversation object) {
102
103        }
104    };
105
106    private OnClickListener mNotifyStatusClickListener = new OnClickListener() {
107        @Override
108        public void onClick(View v) {
109            AlertDialog.Builder builder = new AlertDialog.Builder(ConferenceDetailsActivity.this);
110            builder.setTitle(R.string.pref_notification_settings);
111            String[] choices = {
112                    getString(R.string.notify_on_all_messages),
113                    getString(R.string.notify_only_when_highlighted),
114                    getString(R.string.notify_never)
115            };
116            final AtomicInteger choice;
117            if (mConversation.getLongAttribute(Conversation.ATTRIBUTE_MUTED_TILL, 0) == Long.MAX_VALUE) {
118                choice = new AtomicInteger(2);
119            } else {
120                choice = new AtomicInteger(mConversation.alwaysNotify() ? 0 : 1);
121            }
122            builder.setSingleChoiceItems(choices, choice.get(), (dialog, which) -> choice.set(which));
123            builder.setNegativeButton(R.string.cancel, null);
124            builder.setPositiveButton(R.string.ok, (dialog, which) -> {
125                if (choice.get() == 2) {
126                    mConversation.setMutedTill(Long.MAX_VALUE);
127                } else {
128                    mConversation.setMutedTill(0);
129                    mConversation.setAttribute(Conversation.ATTRIBUTE_ALWAYS_NOTIFY, String.valueOf(choice.get() == 0));
130                }
131                xmppConnectionService.updateConversation(mConversation);
132                updateView();
133            });
134            builder.create().show();
135        }
136    };
137
138    private OnClickListener mChangeConferenceSettings = new OnClickListener() {
139        @Override
140        public void onClick(View v) {
141            final MucOptions mucOptions = mConversation.getMucOptions();
142            AlertDialog.Builder builder = new AlertDialog.Builder(ConferenceDetailsActivity.this);
143            builder.setTitle(R.string.conference_options);
144            final String[] options;
145            final boolean[] values;
146            if (mAdvancedMode) {
147                options = new String[]{
148                        getString(R.string.members_only),
149                        getString(R.string.moderated),
150                        getString(R.string.non_anonymous)
151                };
152                values = new boolean[]{
153                        mucOptions.membersOnly(),
154                        mucOptions.moderated(),
155                        mucOptions.nonanonymous()
156                };
157            } else {
158                options = new String[]{
159                        getString(R.string.members_only),
160                        getString(R.string.non_anonymous)
161                };
162                values = new boolean[]{
163                        mucOptions.membersOnly(),
164                        mucOptions.nonanonymous()
165                };
166            }
167            builder.setMultiChoiceItems(options, values, (dialog, which, isChecked) -> values[which] = isChecked);
168            builder.setNegativeButton(R.string.cancel, null);
169            builder.setPositiveButton(R.string.confirm, (dialog, which) -> {
170                if (!mucOptions.membersOnly() && values[0]) {
171                    xmppConnectionService.changeAffiliationsInConference(mConversation,
172                            MucOptions.Affiliation.NONE,
173                            MucOptions.Affiliation.MEMBER);
174                }
175                Bundle options1 = new Bundle();
176                options1.putString("muc#roomconfig_membersonly", values[0] ? "1" : "0");
177                if (values.length == 2) {
178                    options1.putString("muc#roomconfig_whois", values[1] ? "anyone" : "moderators");
179                } else if (values.length == 3) {
180                    options1.putString("muc#roomconfig_moderatedroom", values[1] ? "1" : "0");
181                    options1.putString("muc#roomconfig_whois", values[2] ? "anyone" : "moderators");
182                }
183                options1.putString("muc#roomconfig_persistentroom", "1");
184                final boolean whois = values.length == 2 ? values[1] : values[2];
185                if (values[0] == whois) {
186                    options1.putString("muc#roomconfig_publicroom", whois ? "0" : "1");
187                }
188                xmppConnectionService.pushConferenceConfiguration(mConversation,
189                        options1,
190                        ConferenceDetailsActivity.this);
191            });
192            builder.create().show();
193        }
194    };
195
196    public static boolean cancelPotentialWork(User user, ImageView imageView) {
197        final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
198
199        if (bitmapWorkerTask != null) {
200            final User old = bitmapWorkerTask.o;
201            if (old == null || user != old) {
202                bitmapWorkerTask.cancel(true);
203            } else {
204                return false;
205            }
206        }
207        return true;
208    }
209
210    private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
211        if (imageView != null) {
212            final Drawable drawable = imageView.getDrawable();
213            if (drawable instanceof AsyncDrawable) {
214                final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
215                return asyncDrawable.getBitmapWorkerTask();
216            }
217        }
218        return null;
219    }
220
221
222    @Override
223    public void onConversationUpdate() {
224        refreshUi();
225    }
226
227    @Override
228    public void onMucRosterUpdate() {
229        refreshUi();
230    }
231
232    @Override
233    protected void refreshUiReal() {
234        updateView();
235    }
236
237    @Override
238    protected void onCreate(Bundle savedInstanceState) {
239        super.onCreate(savedInstanceState);
240        this.binding = DataBindingUtil.setContentView(this, R.layout.activity_muc_details);
241        this.binding.mucMoreDetails.setVisibility(View.GONE);
242        this.binding.changeConferenceButton.setOnClickListener(this.mChangeConferenceSettings);
243        this.binding.invite.setOnClickListener(inviteListener);
244        setSupportActionBar((Toolbar) binding.toolbar);
245        configureActionBar(getSupportActionBar());
246        this.binding.editNickButton.setOnClickListener(v -> quickEdit(mConversation.getMucOptions().getActualNick(),
247                R.string.nickname,
248                value -> {
249                    if (xmppConnectionService.renameInMuc(mConversation, value, renameCallback)) {
250                        return null;
251                    } else {
252                        return getString(R.string.invalid_muc_nick);
253                    }
254                }));
255        this.mAdvancedMode = getPreferences().getBoolean("advanced_muc_mode", false);
256        this.binding.mucInfoMore.setVisibility(this.mAdvancedMode ? View.VISIBLE : View.GONE);
257        this.binding.notificationStatusButton.setOnClickListener(this.mNotifyStatusClickListener);
258        this.binding.yourPhoto.setOnClickListener(v -> {
259            final MucOptions mucOptions = mConversation.getMucOptions();
260            if (!mucOptions.hasVCards()) {
261                Toast.makeText(this, R.string.host_does_not_support_group_chat_avatars, Toast.LENGTH_SHORT).show();
262                return;
263            }
264            if (!mucOptions.getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
265                Toast.makeText(this, R.string.only_the_owner_can_change_group_chat_avatar, Toast.LENGTH_SHORT).show();
266                return;
267            }
268            final Intent intent = new Intent(this, PublishGroupChatProfilePictureActivity.class);
269            intent.putExtra("uuid", mConversation.getUuid());
270            startActivity(intent);
271        });
272        this.binding.editMucNameButton.setOnClickListener(this::onMucEditButtonClicked);
273        this.binding.mucEditTitle.addTextChangedListener(this);
274        this.binding.mucEditSubject.addTextChangedListener(this);
275        this.binding.mucEditSubject.addTextChangedListener(new StylingHelper.MessageEditorStyler(this.binding.mucEditSubject));
276    }
277
278    @Override
279    protected void onStart() {
280        super.onStart();
281        final int theme = findTheme();
282        if (this.mTheme != theme) {
283            recreate();
284        }
285    }
286
287    @Override
288    public boolean onOptionsItemSelected(MenuItem menuItem) {
289        if (MenuDoubleTabUtil.shouldIgnoreTap()) {
290            return false;
291        }
292        switch (menuItem.getItemId()) {
293            case android.R.id.home:
294                finish();
295                break;
296            case R.id.action_share_http:
297                shareLink(true);
298                break;
299            case R.id.action_share_uri:
300                shareLink(false);
301                break;
302            case R.id.action_save_as_bookmark:
303                saveAsBookmark();
304                break;
305            case R.id.action_delete_bookmark:
306                deleteBookmark();
307                break;
308            case R.id.action_advanced_mode:
309                this.mAdvancedMode = !menuItem.isChecked();
310                menuItem.setChecked(this.mAdvancedMode);
311                getPreferences().edit().putBoolean("advanced_muc_mode", mAdvancedMode).apply();
312                final boolean online = mConversation != null && mConversation.getMucOptions().online();
313                this.binding.mucInfoMore.setVisibility(this.mAdvancedMode && online ? View.VISIBLE : View.GONE);
314                invalidateOptionsMenu();
315                updateView();
316                break;
317        }
318        return super.onOptionsItemSelected(menuItem);
319    }
320
321    public void onMucEditButtonClicked(View v) {
322        if (this.binding.mucEditor.getVisibility() == View.GONE) {
323            final MucOptions mucOptions = mConversation.getMucOptions();
324            this.binding.mucEditor.setVisibility(View.VISIBLE);
325            this.binding.mucDisplay.setVisibility(View.GONE);
326            this.binding.editMucNameButton.setImageResource(getThemeResource(R.attr.icon_cancel, R.drawable.ic_cancel_black_24dp));
327            final String name = mucOptions.getName();
328            this.binding.mucEditTitle.setText("");
329            final boolean owner = mucOptions.getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER);
330            if (owner || printableValue(name)) {
331                this.binding.mucEditTitle.setVisibility(View.VISIBLE);
332                if (name != null) {
333                    this.binding.mucEditTitle.append(name);
334                }
335            } else {
336                this.binding.mucEditTitle.setVisibility(View.GONE);
337            }
338            this.binding.mucEditTitle.setEnabled(owner);
339            final String subject = mucOptions.getSubject();
340            this.binding.mucEditSubject.setText("");
341            if (subject != null) {
342                this.binding.mucEditSubject.append(subject);
343            }
344            this.binding.mucEditSubject.setEnabled(mucOptions.canChangeSubject());
345            if (!owner) {
346                this.binding.mucEditSubject.requestFocus();
347            }
348        } else {
349            String subject = this.binding.mucEditSubject.isEnabled() ? this.binding.mucEditSubject.getEditableText().toString().trim() : null;
350            String name = this.binding.mucEditTitle.isEnabled() ? this.binding.mucEditTitle.getEditableText().toString().trim() : null;
351            onMucInfoUpdated(subject, name);
352            SoftKeyboardUtils.hideSoftKeyboard(this);
353            hideEditor();
354        }
355    }
356
357    private void hideEditor() {
358        this.binding.mucEditor.setVisibility(View.GONE);
359        this.binding.mucDisplay.setVisibility(View.VISIBLE);
360        this.binding.editMucNameButton.setImageResource(getThemeResource(R.attr.icon_edit_body, R.drawable.ic_edit_black_24dp));
361    }
362
363    private void onMucInfoUpdated(String subject, String name) {
364        final MucOptions mucOptions = mConversation.getMucOptions();
365        if (mucOptions.canChangeSubject() && changed(mucOptions.getSubject(), subject)) {
366            xmppConnectionService.pushSubjectToConference(mConversation, subject);
367        }
368        if (mucOptions.getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER) && changed(mucOptions.getName(), name)) {
369            Bundle options = new Bundle();
370            options.putString("muc#roomconfig_persistentroom", "1");
371            options.putString("muc#roomconfig_roomname", StringUtils.nullOnEmpty(name));
372            xmppConnectionService.pushConferenceConfiguration(mConversation, options, this);
373        }
374    }
375
376
377    @Override
378    protected String getShareableUri(boolean http) {
379        if (mConversation != null) {
380            if (http) {
381                return "https://conversations.im/j/" + XmppUri.lameUrlEncode(mConversation.getJid().asBareJid().toEscapedString());
382            } else {
383                return "xmpp:" + mConversation.getJid().asBareJid() + "?join";
384            }
385        } else {
386            return null;
387        }
388    }
389
390    @Override
391    public boolean onPrepareOptionsMenu(Menu menu) {
392        MenuItem menuItemSaveBookmark = menu.findItem(R.id.action_save_as_bookmark);
393        MenuItem menuItemDeleteBookmark = menu.findItem(R.id.action_delete_bookmark);
394        MenuItem menuItemAdvancedMode = menu.findItem(R.id.action_advanced_mode);
395        menuItemAdvancedMode.setChecked(mAdvancedMode);
396        if (mConversation == null) {
397            return true;
398        }
399        if (mConversation.getBookmark() != null) {
400            menuItemSaveBookmark.setVisible(false);
401            menuItemDeleteBookmark.setVisible(true);
402        } else {
403            menuItemDeleteBookmark.setVisible(false);
404            menuItemSaveBookmark.setVisible(true);
405        }
406        return true;
407    }
408
409    @Override
410    public boolean onCreateOptionsMenu(Menu menu) {
411        getMenuInflater().inflate(R.menu.muc_details, menu);
412        return super.onCreateOptionsMenu(menu);
413    }
414
415    @Override
416    public void onCreateContextMenu(ContextMenu menu, View v, ContextMenu.ContextMenuInfo menuInfo) {
417        Object tag = v.getTag();
418        if (tag instanceof User) {
419            getMenuInflater().inflate(R.menu.muc_details_context, menu);
420            final User user = (User) tag;
421            this.mSelectedUser = user;
422            String name;
423            final Contact contact = user.getContact();
424            if (contact != null && contact.showInRoster()) {
425                name = contact.getDisplayName();
426            } else if (user.getRealJid() != null) {
427                name = user.getRealJid().asBareJid().toString();
428            } else {
429                name = user.getName();
430            }
431            menu.setHeaderTitle(name);
432            MucDetailsContextMenuHelper.configureMucDetailsContextMenu(this, menu, mConversation, user);
433        }
434        super.onCreateContextMenu(menu, v, menuInfo);
435    }
436
437    @Override
438    public boolean onContextItemSelected(MenuItem item) {
439        if (!MucDetailsContextMenuHelper.onContextItemSelected(item, mSelectedUser, mConversation, this)) {
440            return super.onContextItemSelected(item);
441        }
442        return true;
443    }
444
445
446    protected void saveAsBookmark() {
447        xmppConnectionService.saveConversationAsBookmark(mConversation, mConversation.getMucOptions().getName());
448    }
449
450    protected void deleteBookmark() {
451        Account account = mConversation.getAccount();
452        Bookmark bookmark = mConversation.getBookmark();
453        account.getBookmarks().remove(bookmark);
454        bookmark.setConversation(null);
455        xmppConnectionService.pushBookmarks(account);
456        updateView();
457    }
458
459    @Override
460    void onBackendConnected() {
461        if (mPendingConferenceInvite != null) {
462            mPendingConferenceInvite.execute(this);
463            mPendingConferenceInvite = null;
464        }
465        if (getIntent().getAction().equals(ACTION_VIEW_MUC)) {
466            this.uuid = getIntent().getExtras().getString("uuid");
467        }
468        if (uuid != null) {
469            this.mConversation = xmppConnectionService.findConversationByUuid(uuid);
470            if (this.mConversation != null) {
471                updateView();
472            }
473        }
474    }
475
476    @Override
477    public void onBackPressed() {
478        if (this.binding.mucEditor.getVisibility() == View.VISIBLE) {
479            hideEditor();
480        } else {
481            super.onBackPressed();
482        }
483    }
484
485    private void updateView() {
486        invalidateOptionsMenu();
487        final MucOptions mucOptions = mConversation.getMucOptions();
488        final User self = mucOptions.getSelf();
489        String account;
490        if (Config.DOMAIN_LOCK != null) {
491            account = mConversation.getAccount().getJid().getLocal();
492        } else {
493            account = mConversation.getAccount().getJid().asBareJid().toString();
494        }
495        this.binding.editMucNameButton.setVisibility((self.getAffiliation().ranks(MucOptions.Affiliation.OWNER) || mucOptions.canChangeSubject()) ? View.VISIBLE : View.GONE);
496        this.binding.detailsAccount.setText(getString(R.string.using_account, account));
497        this.binding.jid.setText(mConversation.getJid().asBareJid().toEscapedString());
498        this.binding.yourPhoto.setImageBitmap(avatarService().get(mConversation,(int) getResources().getDimension(R.dimen.avatar_on_details_screen_size)));
499        String roomName = mucOptions.getName();
500        String subject = mucOptions.getSubject();
501        final boolean hasTitle;
502        if (printableValue(roomName)) {
503            this.binding.mucTitle.setText(EmojiWrapper.transform(roomName));
504            this.binding.mucTitle.setVisibility(View.VISIBLE);
505            hasTitle = true;
506        } else if (!printableValue(subject)) {
507            this.binding.mucTitle.setText(EmojiWrapper.transform(mConversation.getName()));
508            hasTitle = true;
509            this.binding.mucTitle.setVisibility(View.VISIBLE);
510        } else {
511            hasTitle = false;
512            this.binding.mucTitle.setVisibility(View.GONE);
513        }
514        if (printableValue(subject)) {
515            SpannableStringBuilder spannable = new SpannableStringBuilder(subject);
516            StylingHelper.format(spannable, this.binding.mucSubject.getCurrentTextColor());
517            MyLinkify.addLinks(spannable, false);
518            this.binding.mucSubject.setText(EmojiWrapper.transform(spannable));
519            this.binding.mucSubject.setTextAppearance(this,subject.length() > (hasTitle ? 128 : 196) ? R.style.TextAppearance_Conversations_Body1_Linkified : R.style.TextAppearance_Conversations_Subhead);
520            this.binding.mucSubject.setAutoLinkMask(0);
521            this.binding.mucSubject.setVisibility(View.VISIBLE);
522        } else {
523            this.binding.mucSubject.setVisibility(View.GONE);
524        }
525        this.binding.mucYourNick.setText(mucOptions.getActualNick());
526        if (mucOptions.online()) {
527            this.binding.mucMoreDetails.setVisibility(View.VISIBLE);
528            this.binding.mucSettings.setVisibility(View.VISIBLE);
529            this.binding.mucInfoMore.setVisibility(this.mAdvancedMode ? View.VISIBLE : View.GONE);
530            this.binding.mucRole.setVisibility(View.VISIBLE);
531            this.binding.mucRole.setText(getStatus(self));
532            if (mucOptions.membersOnly()) {
533                this.binding.mucConferenceType.setText(R.string.private_conference);
534            } else {
535                this.binding.mucConferenceType.setText(R.string.public_conference);
536            }
537            if (mucOptions.mamSupport()) {
538                this.binding.mucInfoMam.setText(R.string.server_info_available);
539            } else {
540                this.binding.mucInfoMam.setText(R.string.server_info_unavailable);
541            }
542            if (self.getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
543                this.binding.changeConferenceButton.setVisibility(View.VISIBLE);
544            } else {
545                this.binding.changeConferenceButton.setVisibility(View.INVISIBLE);
546            }
547        } else {
548            this.binding.mucMoreDetails.setVisibility(View.GONE);
549            this.binding.mucInfoMore.setVisibility(View.GONE);
550            this.binding.mucSettings.setVisibility(View.GONE);
551        }
552
553        int ic_notifications = getThemeResource(R.attr.icon_notifications, R.drawable.ic_notifications_black_24dp);
554        int ic_notifications_off = getThemeResource(R.attr.icon_notifications_off, R.drawable.ic_notifications_off_black_24dp);
555        int ic_notifications_paused = getThemeResource(R.attr.icon_notifications_paused, R.drawable.ic_notifications_paused_black_24dp);
556        int ic_notifications_none = getThemeResource(R.attr.icon_notifications_none, R.drawable.ic_notifications_none_black_24dp);
557
558        long mutedTill = mConversation.getLongAttribute(Conversation.ATTRIBUTE_MUTED_TILL, 0);
559        if (mutedTill == Long.MAX_VALUE) {
560            this.binding.notificationStatusText.setText(R.string.notify_never);
561            this.binding.notificationStatusButton.setImageResource(ic_notifications_off);
562        } else if (System.currentTimeMillis() < mutedTill) {
563            this.binding.notificationStatusText.setText(R.string.notify_paused);
564            this.binding.notificationStatusButton.setImageResource(ic_notifications_paused);
565        } else if (mConversation.alwaysNotify()) {
566            this.binding.notificationStatusText.setText(R.string.notify_on_all_messages);
567            this.binding.notificationStatusButton.setImageResource(ic_notifications);
568        } else {
569            this.binding.notificationStatusText.setText(R.string.notify_only_when_highlighted);
570            this.binding.notificationStatusButton.setImageResource(ic_notifications_none);
571        }
572
573        final LayoutInflater inflater = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);
574        this.binding.mucMembers.removeAllViews();
575        if (inflater == null) {
576            return;
577        }
578        final ArrayList<User> users = mucOptions.getUsers();
579        Collections.sort(users);
580        for (final User user : users) {
581            ContactBinding binding = DataBindingUtil.inflate(inflater, R.layout.contact, this.binding.mucMembers, false);
582            this.setListItemBackgroundOnView(binding.getRoot());
583            binding.getRoot().setOnClickListener(view1 -> highlightInMuc(mConversation, user.getName()));
584            registerForContextMenu(binding.getRoot());
585            binding.getRoot().setTag(user);
586            if (mAdvancedMode && user.getPgpKeyId() != 0) {
587                binding.key.setVisibility(View.VISIBLE);
588                binding.key.setOnClickListener(v -> viewPgpKey(user));
589                binding.key.setText(OpenPgpUtils.convertKeyIdToHex(user.getPgpKeyId()));
590            }
591            Contact contact = user.getContact();
592            String name = user.getName();
593            if (contact != null) {
594                binding.contactDisplayName.setText(contact.getDisplayName());
595                binding.contactJid.setText((name != null ? name + " \u2022 " : "") + getStatus(user));
596            } else {
597                binding.contactDisplayName.setText(name == null ? "" : name);
598                binding.contactJid.setText(getStatus(user));
599
600            }
601            loadAvatar(user, binding.contactPhoto);
602            if (user.getRole() == MucOptions.Role.NONE) {
603                binding.contactJid.setAlpha(INACTIVE_ALPHA);
604                binding.key.setAlpha(INACTIVE_ALPHA);
605                binding.contactDisplayName.setAlpha(INACTIVE_ALPHA);
606                binding.contactPhoto.setAlpha(INACTIVE_ALPHA);
607            }
608            this.binding.mucMembers.addView(binding.getRoot());
609            if (mConversation.getMucOptions().canInvite()) {
610                this.binding.invite.setVisibility(View.VISIBLE);
611            } else {
612                this.binding.invite.setVisibility(View.GONE);
613            }
614        }
615    }
616
617    private String getStatus(User user) {
618        if (mAdvancedMode) {
619            return getString(user.getAffiliation().getResId()) +
620                    " (" + getString(user.getRole().getResId()) + ')';
621        } else {
622            return getString(user.getAffiliation().getResId());
623        }
624    }
625
626    private void viewPgpKey(User user) {
627        PgpEngine pgp = xmppConnectionService.getPgpEngine();
628        if (pgp != null) {
629            PendingIntent intent = pgp.getIntentForKey(user.getPgpKeyId());
630            if (intent != null) {
631                try {
632                    startIntentSenderForResult(intent.getIntentSender(), 0, null, 0, 0, 0);
633                } catch (SendIntentException ignored) {
634
635                }
636            }
637        }
638    }
639
640    @Override
641    public void onAffiliationChangedSuccessful(Jid jid) {
642        refreshUi();
643    }
644
645    @Override
646    public void onAffiliationChangeFailed(Jid jid, int resId) {
647        displayToast(getString(resId, jid.asBareJid().toString()));
648    }
649
650    @Override
651    public void onRoleChangedSuccessful(String nick) {
652
653    }
654
655    @Override
656    public void onRoleChangeFailed(String nick, int resId) {
657        displayToast(getString(resId, nick));
658    }
659
660    @Override
661    public void onPushSucceeded() {
662        displayToast(getString(R.string.modified_conference_options));
663    }
664
665    @Override
666    public void onPushFailed() {
667        displayToast(getString(R.string.could_not_modify_conference_options));
668    }
669
670    private void displayToast(final String msg) {
671        runOnUiThread(() -> Toast.makeText(ConferenceDetailsActivity.this, msg, Toast.LENGTH_SHORT).show());
672    }
673
674    public void loadAvatar(User user, ImageView imageView) {
675        if (cancelPotentialWork(user, imageView)) {
676            final Bitmap bm = avatarService().get(user, getPixel(48), true);
677            if (bm != null) {
678                cancelPotentialWork(user, imageView);
679                imageView.setImageBitmap(bm);
680                imageView.setBackgroundColor(0x00000000);
681            } else {
682                String seed = user.getRealJid() != null ? user.getRealJid().asBareJid().toString() : null;
683                imageView.setBackgroundColor(UIHelper.getColorForName(seed == null ? user.getName() : seed));
684                imageView.setImageDrawable(null);
685                final BitmapWorkerTask task = new BitmapWorkerTask(imageView);
686                final AsyncDrawable asyncDrawable = new AsyncDrawable(getResources(), null, task);
687                imageView.setImageDrawable(asyncDrawable);
688                try {
689                    task.execute(user);
690                } catch (final RejectedExecutionException ignored) {
691                }
692            }
693        }
694    }
695
696    @Override
697    public void beforeTextChanged(CharSequence s, int start, int count, int after) {
698
699    }
700
701    @Override
702    public void onTextChanged(CharSequence s, int start, int before, int count) {
703
704    }
705
706    @Override
707    public void afterTextChanged(Editable s) {
708        if (mConversation == null) {
709            return;
710        }
711        final MucOptions mucOptions = mConversation.getMucOptions();
712        if (this.binding.mucEditor.getVisibility() == View.VISIBLE) {
713            boolean subjectChanged = changed(binding.mucEditSubject.getEditableText().toString(), mucOptions.getSubject());
714            boolean nameChanged = changed(binding.mucEditTitle.getEditableText().toString(), mucOptions.getName());
715            if (subjectChanged || nameChanged) {
716                this.binding.editMucNameButton.setImageResource(getThemeResource(R.attr.icon_save, R.drawable.ic_save_black_24dp));
717            } else {
718                this.binding.editMucNameButton.setImageResource(getThemeResource(R.attr.icon_cancel, R.drawable.ic_cancel_black_24dp));
719            }
720        }
721    }
722
723    static class AsyncDrawable extends BitmapDrawable {
724        private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
725
726        AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
727            super(res, bitmap);
728            bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
729        }
730
731        BitmapWorkerTask getBitmapWorkerTask() {
732            return bitmapWorkerTaskReference.get();
733        }
734    }
735
736    class BitmapWorkerTask extends AsyncTask<User, Void, Bitmap> {
737        private final WeakReference<ImageView> imageViewReference;
738        private User o = null;
739
740        private BitmapWorkerTask(ImageView imageView) {
741            imageViewReference = new WeakReference<>(imageView);
742        }
743
744        @Override
745        protected Bitmap doInBackground(User... params) {
746            this.o = params[0];
747            if (imageViewReference.get() == null) {
748                return null;
749            }
750            return avatarService().get(this.o, getPixel(48), isCancelled());
751        }
752
753        @Override
754        protected void onPostExecute(Bitmap bitmap) {
755            if (bitmap != null && !isCancelled()) {
756                final ImageView imageView = imageViewReference.get();
757                if (imageView != null) {
758                    imageView.setImageBitmap(bitmap);
759                    imageView.setBackgroundColor(0x00000000);
760                }
761            }
762        }
763    }
764
765}