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