ConferenceDetailsActivity.java

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