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