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 String onValueEdited(String value) {
208			xmppConnectionService.pushSubjectToConference(mConversation,value);
209			return null;
210		}
211	};
212
213	@Override
214	public void onConversationUpdate() {
215		refreshUi();
216	}
217
218	@Override
219	public void onMucRosterUpdate() {
220		refreshUi();
221	}
222
223	@Override
224	protected void refreshUiReal() {
225		updateView();
226	}
227
228	@Override
229	protected void onCreate(Bundle savedInstanceState) {
230		super.onCreate(savedInstanceState);
231		setContentView(R.layout.activity_muc_details);
232		mYourNick = (TextView) findViewById(R.id.muc_your_nick);
233		mYourPhoto = (ImageView) findViewById(R.id.your_photo);
234		ImageButton mEditNickButton = (ImageButton) findViewById(R.id.edit_nick_button);
235		mFullJid = (TextView) findViewById(R.id.muc_jabberid);
236		membersView = (LinearLayout) findViewById(R.id.muc_members);
237		mAccountJid = (TextView) findViewById(R.id.details_account);
238		mMoreDetails = (LinearLayout) findViewById(R.id.muc_more_details);
239		mMoreDetails.setVisibility(View.GONE);
240		mChangeConferenceSettingsButton = (ImageButton) findViewById(R.id.change_conference_button);
241		mChangeConferenceSettingsButton.setOnClickListener(this.mChangeConferenceSettings);
242		mInviteButton = (Button) findViewById(R.id.invite);
243		mInviteButton.setOnClickListener(inviteListener);
244		mConferenceType = (TextView) findViewById(R.id.muc_conference_type);
245		if (getActionBar() != null) {
246			getActionBar().setHomeButtonEnabled(true);
247			getActionBar().setDisplayHomeAsUpEnabled(true);
248		}
249		mEditNickButton.setOnClickListener(new OnClickListener() {
250
251			@Override
252			public void onClick(View v) {
253				quickEdit(mConversation.getMucOptions().getActualNick(),
254						0,
255						new OnValueEdited() {
256
257							@Override
258							public String onValueEdited(String value) {
259								if (xmppConnectionService.renameInMuc(mConversation,value,renameCallback)) {
260									return null;
261								} else {
262									return getString(R.string.invalid_username);
263								}
264							}
265						});
266			}
267		});
268		this.mAdvancedMode = getPreferences().getBoolean("advanced_muc_mode", false);
269		this.mConferenceInfoTable = (TableLayout) findViewById(R.id.muc_info_more);
270		mConferenceInfoTable.setVisibility(this.mAdvancedMode ? View.VISIBLE : View.GONE);
271		this.mConferenceInfoMam = (TextView) findViewById(R.id.muc_info_mam);
272		this.mNotifyStatusButton = (ImageButton) findViewById(R.id.notification_status_button);
273		this.mNotifyStatusButton.setOnClickListener(this.mNotifyStatusClickListener);
274		this.mNotifyStatusText = (TextView) findViewById(R.id.notification_status_text);
275	}
276
277	@Override
278	protected void onStart() {
279		super.onStart();
280		final int theme = findTheme();
281		if (this.mTheme != theme) {
282			recreate();
283		}
284	}
285
286	@Override
287	public boolean onOptionsItemSelected(MenuItem menuItem) {
288		switch (menuItem.getItemId()) {
289			case android.R.id.home:
290				finish();
291				break;
292			case R.id.action_edit_subject:
293				if (mConversation != null) {
294					quickEdit(mConversation.getMucOptions().getSubject(),
295							R.string.edit_subject_hint,
296							this.onSubjectEdited);
297				}
298				break;
299			case R.id.action_share_http:
300				shareLink(true);
301				break;
302			case R.id.action_share_uri:
303				shareLink(false);
304				break;
305			case R.id.action_save_as_bookmark:
306				saveAsBookmark();
307				break;
308			case R.id.action_delete_bookmark:
309				deleteBookmark();
310				break;
311			case R.id.action_advanced_mode:
312				this.mAdvancedMode = !menuItem.isChecked();
313				menuItem.setChecked(this.mAdvancedMode);
314				getPreferences().edit().putBoolean("advanced_muc_mode", mAdvancedMode).apply();
315				mConferenceInfoTable.setVisibility(this.mAdvancedMode ? View.VISIBLE : View.GONE);
316				invalidateOptionsMenu();
317				updateView();
318				break;
319		}
320		return super.onOptionsItemSelected(menuItem);
321	}
322
323	@Override
324	protected String getShareableUri(boolean http) {
325		if (mConversation != null) {
326			if (http) {
327				return "https://conversations.im/j/"+ mConversation.getJid().toBareJid();
328			} else {
329				return "xmpp:"+mConversation.getJid().toBareJid()+"?join";
330			}
331		} else {
332			return null;
333		}
334	}
335
336	@Override
337	public boolean onPrepareOptionsMenu(Menu menu) {
338		MenuItem menuItemSaveBookmark = menu.findItem(R.id.action_save_as_bookmark);
339		MenuItem menuItemDeleteBookmark = menu.findItem(R.id.action_delete_bookmark);
340		MenuItem menuItemAdvancedMode = menu.findItem(R.id.action_advanced_mode);
341		MenuItem menuItemChangeSubject = menu.findItem(R.id.action_edit_subject);
342		menuItemAdvancedMode.setChecked(mAdvancedMode);
343		if (mConversation == null) {
344			return true;
345		}
346		Account account = mConversation.getAccount();
347		if (account.hasBookmarkFor(mConversation.getJid().toBareJid())) {
348			menuItemSaveBookmark.setVisible(false);
349			menuItemDeleteBookmark.setVisible(true);
350		} else {
351			menuItemDeleteBookmark.setVisible(false);
352			menuItemSaveBookmark.setVisible(true);
353		}
354		menuItemChangeSubject.setVisible(mConversation.getMucOptions().canChangeSubject());
355		return true;
356	}
357
358	@Override
359	public boolean onCreateOptionsMenu(Menu menu) {
360		getMenuInflater().inflate(R.menu.muc_details, menu);
361		return super.onCreateOptionsMenu(menu);
362	}
363
364	@Override
365	public void onCreateContextMenu(ContextMenu menu, View v, ContextMenu.ContextMenuInfo menuInfo) {
366		Object tag = v.getTag();
367		if (tag instanceof User) {
368			getMenuInflater().inflate(R.menu.muc_details_context,menu);
369			final User user = (User) tag;
370			final User self = mConversation.getMucOptions().getSelf();
371			this.mSelectedUser = user;
372			String name;
373			final Contact contact = user.getContact();
374			if (contact != null && contact.showInRoster()) {
375				name = contact.getDisplayName();
376			} else if (user.getRealJid() != null){
377				name = user.getRealJid().toBareJid().toString();
378			} else {
379				name = user.getName();
380			}
381			menu.setHeaderTitle(name);
382			if (user.getRealJid() != null) {
383				MenuItem showContactDetails = menu.findItem(R.id.action_contact_details);
384				MenuItem startConversation = menu.findItem(R.id.start_conversation);
385				MenuItem giveMembership = menu.findItem(R.id.give_membership);
386				MenuItem removeMembership = menu.findItem(R.id.remove_membership);
387				MenuItem giveAdminPrivileges = menu.findItem(R.id.give_admin_privileges);
388				MenuItem removeAdminPrivileges = menu.findItem(R.id.remove_admin_privileges);
389				MenuItem removeFromRoom = menu.findItem(R.id.remove_from_room);
390				MenuItem banFromConference = menu.findItem(R.id.ban_from_conference);
391				MenuItem invite = menu.findItem(R.id.invite);
392				startConversation.setVisible(true);
393				if (contact != null && contact.showInRoster()) {
394					showContactDetails.setVisible(!contact.isSelf());
395				}
396				if (user.getRole() == MucOptions.Role.NONE) {
397					invite.setVisible(true);
398				}
399				if (self.getAffiliation().ranks(MucOptions.Affiliation.ADMIN) &&
400						self.getAffiliation().outranks(user.getAffiliation())) {
401					if (mAdvancedMode) {
402						if (user.getAffiliation() == MucOptions.Affiliation.NONE) {
403							giveMembership.setVisible(true);
404						} else {
405							removeMembership.setVisible(true);
406						}
407						banFromConference.setVisible(true);
408					} else {
409						removeFromRoom.setVisible(true);
410					}
411					if (user.getAffiliation() != MucOptions.Affiliation.ADMIN) {
412						giveAdminPrivileges.setVisible(true);
413					} else {
414						removeAdminPrivileges.setVisible(true);
415					}
416				}
417			} else {
418				MenuItem sendPrivateMessage = menu.findItem(R.id.send_private_message);
419				sendPrivateMessage.setVisible(user.getRole().ranks(MucOptions.Role.PARTICIPANT));
420			}
421
422		}
423		super.onCreateContextMenu(menu, v, menuInfo);
424	}
425
426	@Override
427	public boolean onContextItemSelected(MenuItem item) {
428		Jid jid = mSelectedUser.getRealJid();
429		switch (item.getItemId()) {
430			case R.id.action_contact_details:
431				Contact contact = mSelectedUser.getContact();
432				if (contact != null) {
433					switchToContactDetails(contact);
434				}
435				return true;
436			case R.id.start_conversation:
437				startConversation(mSelectedUser);
438				return true;
439			case R.id.give_admin_privileges:
440				xmppConnectionService.changeAffiliationInConference(mConversation, jid, MucOptions.Affiliation.ADMIN,this);
441				return true;
442			case R.id.give_membership:
443				xmppConnectionService.changeAffiliationInConference(mConversation, jid, MucOptions.Affiliation.MEMBER,this);
444				return true;
445			case R.id.remove_membership:
446				xmppConnectionService.changeAffiliationInConference(mConversation, jid, MucOptions.Affiliation.NONE,this);
447				return true;
448			case R.id.remove_admin_privileges:
449				xmppConnectionService.changeAffiliationInConference(mConversation, jid, MucOptions.Affiliation.MEMBER,this);
450				return true;
451			case R.id.remove_from_room:
452				removeFromRoom(mSelectedUser);
453				return true;
454			case R.id.ban_from_conference:
455				xmppConnectionService.changeAffiliationInConference(mConversation,jid, MucOptions.Affiliation.OUTCAST,this);
456				if (mSelectedUser.getRole() != MucOptions.Role.NONE) {
457					xmppConnectionService.changeRoleInConference(mConversation, mSelectedUser.getName(), MucOptions.Role.NONE, this);
458				}
459				return true;
460			case R.id.send_private_message:
461				privateMsgInMuc(mConversation,mSelectedUser.getName());
462				return true;
463			case R.id.invite:
464				xmppConnectionService.directInvite(mConversation, jid);
465				return true;
466			default:
467				return super.onContextItemSelected(item);
468		}
469	}
470
471	private void removeFromRoom(final User user) {
472		if (mConversation.getMucOptions().membersOnly()) {
473			xmppConnectionService.changeAffiliationInConference(mConversation,user.getRealJid(), MucOptions.Affiliation.NONE,this);
474			if (user.getRole() != MucOptions.Role.NONE) {
475				xmppConnectionService.changeRoleInConference(mConversation, mSelectedUser.getName(), MucOptions.Role.NONE, ConferenceDetailsActivity.this);
476			}
477		} else {
478			AlertDialog.Builder builder = new AlertDialog.Builder(this);
479			builder.setTitle(R.string.ban_from_conference);
480			builder.setMessage(getString(R.string.removing_from_public_conference,user.getName()));
481			builder.setNegativeButton(R.string.cancel,null);
482			builder.setPositiveButton(R.string.ban_now,new DialogInterface.OnClickListener() {
483				@Override
484				public void onClick(DialogInterface dialog, int which) {
485					xmppConnectionService.changeAffiliationInConference(mConversation,user.getRealJid(), MucOptions.Affiliation.OUTCAST,ConferenceDetailsActivity.this);
486					if (user.getRole() != MucOptions.Role.NONE) {
487						xmppConnectionService.changeRoleInConference(mConversation, mSelectedUser.getName(), MucOptions.Role.NONE, ConferenceDetailsActivity.this);
488					}
489				}
490			});
491			builder.create().show();
492		}
493	}
494
495	protected void startConversation(User user) {
496		if (user.getRealJid() != null) {
497			Conversation conversation = xmppConnectionService.findOrCreateConversation(this.mConversation.getAccount(),user.getRealJid().toBareJid(),false,true);
498			switchToConversation(conversation);
499		}
500	}
501
502	protected void saveAsBookmark() {
503		xmppConnectionService.saveConversationAsBookmark(mConversation,
504				mConversation.getMucOptions().getSubject());
505	}
506
507	protected void deleteBookmark() {
508		Account account = mConversation.getAccount();
509		Bookmark bookmark = mConversation.getBookmark();
510		mConversation.deregisterWithBookmark();
511		account.getBookmarks().remove(bookmark);
512		xmppConnectionService.pushBookmarks(account);
513		updateView();
514	}
515
516	@Override
517	void onBackendConnected() {
518		if (mPendingConferenceInvite != null) {
519			mPendingConferenceInvite.execute(this);
520			mPendingConferenceInvite = null;
521		}
522		if (getIntent().getAction().equals(ACTION_VIEW_MUC)) {
523			this.uuid = getIntent().getExtras().getString("uuid");
524		}
525		if (uuid != null) {
526			this.mConversation = xmppConnectionService.findConversationByUuid(uuid);
527			if (this.mConversation != null) {
528				updateView();
529			}
530		}
531	}
532
533	private void updateView() {
534		invalidateOptionsMenu();
535		final MucOptions mucOptions = mConversation.getMucOptions();
536		final User self = mucOptions.getSelf();
537		String account;
538		if (Config.DOMAIN_LOCK != null) {
539			account = mConversation.getAccount().getJid().getLocalpart();
540		} else {
541			account = mConversation.getAccount().getJid().toBareJid().toString();
542		}
543		mAccountJid.setText(getString(R.string.using_account, account));
544		mYourPhoto.setImageBitmap(avatarService().get(mConversation.getAccount(), getPixel(48)));
545		setTitle(mConversation.getName());
546		mFullJid.setText(mConversation.getJid().toBareJid().toString());
547		mYourNick.setText(mucOptions.getActualNick());
548		TextView mRoleAffiliaton = (TextView) findViewById(R.id.muc_role);
549		if (mucOptions.online()) {
550			mMoreDetails.setVisibility(View.VISIBLE);
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		}
574
575		int ic_notifications = 		  getThemeResource(R.attr.icon_notifications, R.drawable.ic_notifications_black_24dp);
576		int ic_notifications_off = 	  getThemeResource(R.attr.icon_notifications_off, R.drawable.ic_notifications_off_black_24dp);
577		int ic_notifications_paused = getThemeResource(R.attr.icon_notifications_paused, R.drawable.ic_notifications_paused_black_24dp);
578		int ic_notifications_none =	  getThemeResource(R.attr.icon_notifications_none, R.drawable.ic_notifications_none_black_24dp);
579
580		long mutedTill = mConversation.getLongAttribute(Conversation.ATTRIBUTE_MUTED_TILL,0);
581		if (mutedTill == Long.MAX_VALUE) {
582			mNotifyStatusText.setText(R.string.notify_never);
583			mNotifyStatusButton.setImageResource(ic_notifications_off);
584		} else if (System.currentTimeMillis() < mutedTill) {
585			mNotifyStatusText.setText(R.string.notify_paused);
586			mNotifyStatusButton.setImageResource(ic_notifications_paused);
587		} else if (mConversation.alwaysNotify()) {
588			mNotifyStatusButton.setImageResource(ic_notifications);
589			mNotifyStatusText.setText(R.string.notify_on_all_messages);
590		} else {
591			mNotifyStatusButton.setImageResource(ic_notifications_none);
592			mNotifyStatusText.setText(R.string.notify_only_when_highlighted);
593		}
594
595		LayoutInflater inflater = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);
596		membersView.removeAllViews();
597		final ArrayList<User> users = mucOptions.getUsers();
598		Collections.sort(users);
599		for (final User user : users) {
600			View view = inflater.inflate(R.layout.contact, membersView,false);
601			this.setListItemBackgroundOnView(view);
602			view.setOnClickListener(new OnClickListener() {
603				@Override
604				public void onClick(View view) {
605					highlightInMuc(mConversation, user.getName());
606				}
607			});
608			registerForContextMenu(view);
609			view.setTag(user);
610			TextView tvDisplayName = (TextView) view.findViewById(R.id.contact_display_name);
611			TextView tvKey = (TextView) view.findViewById(R.id.key);
612			TextView tvStatus = (TextView) view.findViewById(R.id.contact_jid);
613			if (mAdvancedMode && user.getPgpKeyId() != 0) {
614				tvKey.setVisibility(View.VISIBLE);
615				tvKey.setOnClickListener(new OnClickListener() {
616
617					@Override
618					public void onClick(View v) {
619						viewPgpKey(user);
620					}
621				});
622				tvKey.setText(OpenPgpUtils.convertKeyIdToHex(user.getPgpKeyId()));
623			}
624			Contact contact = user.getContact();
625			String name = user.getName();
626			if (contact != null) {
627				tvDisplayName.setText(contact.getDisplayName());
628				tvStatus.setText((name != null ? name+ " \u2022 " : "") + getStatus(user));
629			} else {
630				tvDisplayName.setText(name == null ? "" : name);
631				tvStatus.setText(getStatus(user));
632
633			}
634			ImageView iv = (ImageView) view.findViewById(R.id.contact_photo);
635			iv.setImageBitmap(avatarService().get(user, getPixel(48), false));
636			if (user.getRole() == MucOptions.Role.NONE) {
637				tvDisplayName.setAlpha(INACTIVE_ALPHA);
638				tvKey.setAlpha(INACTIVE_ALPHA);
639				tvStatus.setAlpha(INACTIVE_ALPHA);
640				iv.setAlpha(INACTIVE_ALPHA);
641			}
642			membersView.addView(view);
643			if (mConversation.getMucOptions().canInvite()) {
644				mInviteButton.setVisibility(View.VISIBLE);
645			} else {
646				mInviteButton.setVisibility(View.GONE);
647			}
648		}
649	}
650
651	private String getStatus(User user) {
652		if (mAdvancedMode) {
653			return getString(user.getAffiliation().getResId()) +
654					" (" + getString(user.getRole().getResId()) + ')';
655		} else {
656			return getString(user.getAffiliation().getResId());
657		}
658	}
659
660	private void viewPgpKey(User user) {
661		PgpEngine pgp = xmppConnectionService.getPgpEngine();
662		if (pgp != null) {
663			PendingIntent intent = pgp.getIntentForKey(user.getPgpKeyId());
664			if (intent != null) {
665				try {
666					startIntentSenderForResult(intent.getIntentSender(), 0, null, 0, 0, 0);
667				} catch (SendIntentException ignored) {
668
669				}
670			}
671		}
672	}
673
674	@Override
675	public void onAffiliationChangedSuccessful(Jid jid) {
676		refreshUi();
677	}
678
679	@Override
680	public void onAffiliationChangeFailed(Jid jid, int resId) {
681		displayToast(getString(resId,jid.toBareJid().toString()));
682	}
683
684	@Override
685	public void onRoleChangedSuccessful(String nick) {
686
687	}
688
689	@Override
690	public void onRoleChangeFailed(String nick, int resId) {
691		displayToast(getString(resId,nick));
692	}
693
694	@Override
695	public void onPushSucceeded() {
696		displayToast(getString(R.string.modified_conference_options));
697	}
698
699	@Override
700	public void onPushFailed() {
701		displayToast(getString(R.string.could_not_modify_conference_options));
702	}
703
704	private void displayToast(final String msg) {
705		runOnUiThread(new Runnable() {
706			@Override
707			public void run() {
708				Toast.makeText(ConferenceDetailsActivity.this,msg,Toast.LENGTH_SHORT).show();
709			}
710		});
711	}
712}