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