ConferenceDetailsActivity.java

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