1package eu.siacs.conversations.ui;
   2
   3import android.annotation.SuppressLint;
   4import android.app.ActionBar;
   5import android.app.AlertDialog;
   6import android.app.FragmentTransaction;
   7import android.app.PendingIntent;
   8import android.content.DialogInterface;
   9import android.content.DialogInterface.OnClickListener;
  10import android.content.Intent;
  11import android.content.IntentSender.SendIntentException;
  12import android.net.Uri;
  13import android.os.Bundle;
  14import android.os.SystemClock;
  15import android.provider.MediaStore;
  16import android.support.v4.widget.SlidingPaneLayout;
  17import android.support.v4.widget.SlidingPaneLayout.PanelSlideListener;
  18import android.view.Menu;
  19import android.view.MenuItem;
  20import android.view.View;
  21import android.widget.AdapterView;
  22import android.widget.AdapterView.OnItemClickListener;
  23import android.widget.ArrayAdapter;
  24import android.widget.CheckBox;
  25import android.widget.ListView;
  26import android.widget.PopupMenu;
  27import android.widget.PopupMenu.OnMenuItemClickListener;
  28import android.widget.Toast;
  29
  30import net.java.otr4j.session.SessionStatus;
  31
  32import java.util.ArrayList;
  33import java.util.List;
  34
  35import eu.siacs.conversations.R;
  36import eu.siacs.conversations.entities.Account;
  37import eu.siacs.conversations.entities.Blockable;
  38import eu.siacs.conversations.entities.Contact;
  39import eu.siacs.conversations.entities.Conversation;
  40import eu.siacs.conversations.entities.Message;
  41import eu.siacs.conversations.services.XmppConnectionService.OnAccountUpdate;
  42import eu.siacs.conversations.services.XmppConnectionService.OnConversationUpdate;
  43import eu.siacs.conversations.services.XmppConnectionService.OnRosterUpdate;
  44import eu.siacs.conversations.ui.adapter.ConversationAdapter;
  45import eu.siacs.conversations.utils.ExceptionHelper;
  46import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
  47
  48public class ConversationActivity extends XmppActivity
  49	implements OnAccountUpdate, OnConversationUpdate, OnRosterUpdate, OnUpdateBlocklist {
  50
  51	public static final String VIEW_CONVERSATION = "viewConversation";
  52	public static final String CONVERSATION = "conversationUuid";
  53	public static final String TEXT = "text";
  54	public static final String NICK = "nick";
  55
  56	public static final int REQUEST_SEND_MESSAGE = 0x0201;
  57	public static final int REQUEST_DECRYPT_PGP = 0x0202;
  58	public static final int REQUEST_ENCRYPT_MESSAGE = 0x0207;
  59	private static final int ATTACHMENT_CHOICE_CHOOSE_IMAGE = 0x0301;
  60	private static final int ATTACHMENT_CHOICE_TAKE_PHOTO = 0x0302;
  61	private static final int ATTACHMENT_CHOICE_CHOOSE_FILE = 0x0303;
  62	private static final int ATTACHMENT_CHOICE_RECORD_VOICE = 0x0304;
  63	private static final String STATE_OPEN_CONVERSATION = "state_open_conversation";
  64	private static final String STATE_PANEL_OPEN = "state_panel_open";
  65	private static final String STATE_PENDING_URI = "state_pending_uri";
  66
  67	private String mOpenConverstaion = null;
  68	private boolean mPanelOpen = true;
  69	private Uri mPendingImageUri = null;
  70	private Uri mPendingFileUri = null;
  71
  72	private View mContentView;
  73
  74	private List<Conversation> conversationList = new ArrayList<>();
  75	private Conversation mSelectedConversation = null;
  76	private ListView listView;
  77	private ConversationFragment mConversationFragment;
  78
  79	private ArrayAdapter<Conversation> listAdapter;
  80
  81	private Toast prepareFileToast;
  82
  83	private boolean mActivityPaused = false;
  84
  85	public Conversation getSelectedConversation() {
  86		return this.mSelectedConversation;
  87	}
  88
  89	public void setSelectedConversation(Conversation conversation) {
  90		this.mSelectedConversation = conversation;
  91	}
  92
  93	public void showConversationsOverview() {
  94		if (mContentView instanceof SlidingPaneLayout) {
  95			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
  96			mSlidingPaneLayout.openPane();
  97		}
  98	}
  99
 100	@Override
 101	protected String getShareableUri() {
 102		Conversation conversation = getSelectedConversation();
 103		if (conversation != null) {
 104			return conversation.getAccount().getShareableUri();
 105		} else {
 106			return "";
 107		}
 108	}
 109
 110	public void hideConversationsOverview() {
 111		if (mContentView instanceof SlidingPaneLayout) {
 112			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 113			mSlidingPaneLayout.closePane();
 114		}
 115	}
 116
 117	public boolean isConversationsOverviewHideable() {
 118		if (mContentView instanceof SlidingPaneLayout) {
 119			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 120			return mSlidingPaneLayout.isSlideable();
 121		} else {
 122			return false;
 123		}
 124	}
 125
 126	public boolean isConversationsOverviewVisable() {
 127		if (mContentView instanceof SlidingPaneLayout) {
 128			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 129			return mSlidingPaneLayout.isOpen();
 130		} else {
 131			return true;
 132		}
 133	}
 134
 135	@Override
 136	protected void onCreate(Bundle savedInstanceState) {
 137		super.onCreate(savedInstanceState);
 138		if (savedInstanceState != null) {mOpenConverstaion = savedInstanceState.getString(
 139				STATE_OPEN_CONVERSATION, null);
 140		mPanelOpen = savedInstanceState.getBoolean(STATE_PANEL_OPEN, true);
 141		String pending = savedInstanceState.getString(STATE_PENDING_URI, null);
 142		if (pending != null) {
 143			mPendingImageUri = Uri.parse(pending);
 144		}
 145		}
 146
 147		setContentView(R.layout.fragment_conversations_overview);
 148
 149		this.mConversationFragment = new ConversationFragment();
 150		FragmentTransaction transaction = getFragmentManager().beginTransaction();
 151		transaction.replace(R.id.selected_conversation, this.mConversationFragment, "conversation");
 152		transaction.commit();
 153
 154		listView = (ListView) findViewById(R.id.list);
 155		this.listAdapter = new ConversationAdapter(this, conversationList);
 156		listView.setAdapter(this.listAdapter);
 157
 158		if (getActionBar() != null) {
 159			getActionBar().setDisplayHomeAsUpEnabled(false);
 160			getActionBar().setHomeButtonEnabled(false);
 161		}
 162
 163		listView.setOnItemClickListener(new OnItemClickListener() {
 164
 165			@Override
 166			public void onItemClick(AdapterView<?> arg0, View clickedView,
 167					int position, long arg3) {
 168				if (getSelectedConversation() != conversationList.get(position)) {
 169					setSelectedConversation(conversationList.get(position));
 170					ConversationActivity.this.mConversationFragment.reInit(getSelectedConversation());
 171				}
 172				hideConversationsOverview();
 173				openConversation();
 174			}
 175		});
 176		mContentView = findViewById(R.id.content_view_spl);
 177		if (mContentView == null) {
 178			mContentView = findViewById(R.id.content_view_ll);
 179		}
 180		if (mContentView instanceof SlidingPaneLayout) {
 181			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 182			mSlidingPaneLayout.setParallaxDistance(150);
 183			mSlidingPaneLayout
 184				.setShadowResource(R.drawable.es_slidingpane_shadow);
 185			mSlidingPaneLayout.setSliderFadeColor(0);
 186			mSlidingPaneLayout.setPanelSlideListener(new PanelSlideListener() {
 187
 188				@Override
 189				public void onPanelOpened(View arg0) {
 190					updateActionBarTitle();
 191					invalidateOptionsMenu();
 192					hideKeyboard();
 193					if (xmppConnectionServiceBound) {
 194						xmppConnectionService.getNotificationService()
 195							.setOpenConversation(null);
 196					}
 197					closeContextMenu();
 198				}
 199
 200				@Override
 201				public void onPanelClosed(View arg0) {
 202					openConversation();
 203				}
 204
 205				@Override
 206				public void onPanelSlide(View arg0, float arg1) {
 207					// TODO Auto-generated method stub
 208
 209				}
 210			});
 211		}
 212	}
 213
 214	@Override
 215	public void switchToConversation(Conversation conversation) {
 216		setSelectedConversation(conversation);
 217		runOnUiThread(new Runnable() {
 218			@Override
 219			public void run() {
 220				ConversationActivity.this.mConversationFragment.reInit(getSelectedConversation());
 221				openConversation();
 222			}
 223		});
 224	}
 225
 226	private void updateActionBarTitle() {
 227		updateActionBarTitle(isConversationsOverviewHideable() && !isConversationsOverviewVisable());
 228	}
 229
 230	private void updateActionBarTitle(boolean titleShouldBeName) {
 231		final ActionBar ab = getActionBar();
 232		final Conversation conversation = getSelectedConversation();
 233		if (ab != null) {
 234			if (titleShouldBeName && conversation != null) {
 235				ab.setDisplayHomeAsUpEnabled(true);
 236				ab.setHomeButtonEnabled(true);
 237				if (conversation.getMode() == Conversation.MODE_SINGLE || useSubjectToIdentifyConference()) {
 238					ab.setTitle(conversation.getName());
 239				} else {
 240					ab.setTitle(conversation.getJid().toBareJid().toString());
 241				}
 242			} else {
 243				ab.setDisplayHomeAsUpEnabled(false);
 244				ab.setHomeButtonEnabled(false);
 245				ab.setTitle(R.string.app_name);
 246			}
 247		}
 248	}
 249
 250	private void openConversation() {
 251		this.updateActionBarTitle();
 252		this.invalidateOptionsMenu();
 253		if (xmppConnectionServiceBound) {
 254			final Conversation conversation = getSelectedConversation();
 255			xmppConnectionService.getNotificationService().setOpenConversation(conversation);
 256			sendReadMarkerIfNecessary(conversation);
 257		}
 258		listAdapter.notifyDataSetChanged();
 259	}
 260
 261	public void sendReadMarkerIfNecessary(final Conversation conversation) {
 262		if (!mActivityPaused && !conversation.isRead()) {
 263			xmppConnectionService.sendReadMarker(conversation);
 264		}
 265	}
 266
 267	@Override
 268	public boolean onCreateOptionsMenu(Menu menu) {
 269		getMenuInflater().inflate(R.menu.conversations, menu);
 270		final MenuItem menuSecure = menu.findItem(R.id.action_security);
 271		final MenuItem menuArchive = menu.findItem(R.id.action_archive);
 272		final MenuItem menuMucDetails = menu.findItem(R.id.action_muc_details);
 273		final MenuItem menuContactDetails = menu.findItem(R.id.action_contact_details);
 274		final MenuItem menuAttach = menu.findItem(R.id.action_attach_file);
 275		final MenuItem menuClearHistory = menu.findItem(R.id.action_clear_history);
 276		final MenuItem menuAdd = menu.findItem(R.id.action_add);
 277		final MenuItem menuInviteContact = menu.findItem(R.id.action_invite);
 278		final MenuItem menuMute = menu.findItem(R.id.action_mute);
 279		final MenuItem menuUnmute = menu.findItem(R.id.action_unmute);
 280		final MenuItem menuBlock = menu.findItem(R.id.action_block);
 281		final MenuItem menuUnblock = menu.findItem(R.id.action_unblock);
 282
 283		if (isConversationsOverviewVisable() && isConversationsOverviewHideable()) {
 284			menuArchive.setVisible(false);
 285			menuMucDetails.setVisible(false);
 286			menuContactDetails.setVisible(false);
 287			menuSecure.setVisible(false);
 288			menuInviteContact.setVisible(false);
 289			menuAttach.setVisible(false);
 290			menuClearHistory.setVisible(false);
 291			menuMute.setVisible(false);
 292			menuUnmute.setVisible(false);
 293			menuBlock.setVisible(false);
 294			menuUnblock.setVisible(false);
 295		} else {
 296			menuAdd.setVisible(!isConversationsOverviewHideable());
 297			if (this.getSelectedConversation() != null) {
 298				if (this.getSelectedConversation().getLatestMessage()
 299						.getEncryption() != Message.ENCRYPTION_NONE) {
 300					menuSecure.setIcon(R.drawable.ic_action_secure);
 301						}
 302				if (this.getSelectedConversation().getMode() == Conversation.MODE_MULTI) {
 303					menuContactDetails.setVisible(false);
 304					menuAttach.setVisible(false);
 305					menuBlock.setVisible(false);
 306					menuUnblock.setVisible(false);
 307					menuInviteContact.setVisible(getSelectedConversation().getMucOptions().canInvite());
 308				} else {
 309					menuMucDetails.setVisible(false);
 310					if (this.getSelectedConversation().isBlocked()) {
 311						menuBlock.setVisible(false);
 312					} else {
 313						menuUnblock.setVisible(false);
 314					}
 315					final Account account = this.getSelectedConversation().getAccount();
 316					if (!(account.isOnlineAndConnected() && account.getXmppConnection().getFeatures().blocking())) {
 317						menuBlock.setVisible(false);
 318						menuUnblock.setVisible(false);
 319					}
 320				}
 321				if (this.getSelectedConversation().isMuted()) {
 322					menuMute.setVisible(false);
 323				} else {
 324					menuUnmute.setVisible(false);
 325				}
 326			}
 327		}
 328		return true;
 329	}
 330
 331	private void selectPresenceToAttachFile(final int attachmentChoice) {
 332		selectPresence(getSelectedConversation(), new OnPresenceSelected() {
 333
 334			@Override
 335			public void onPresenceSelected() {
 336				Intent intent = new Intent();
 337				boolean chooser = false;
 338				switch (attachmentChoice) {
 339					case ATTACHMENT_CHOICE_CHOOSE_IMAGE:
 340						intent.setAction(Intent.ACTION_GET_CONTENT);
 341						intent.setType("image/*");
 342						chooser = true;
 343						break;
 344					case ATTACHMENT_CHOICE_TAKE_PHOTO:
 345						mPendingImageUri = xmppConnectionService.getFileBackend().getTakePhotoUri();
 346						intent.setAction(MediaStore.ACTION_IMAGE_CAPTURE);
 347						intent.putExtra(MediaStore.EXTRA_OUTPUT,mPendingImageUri);
 348						break;
 349					case ATTACHMENT_CHOICE_CHOOSE_FILE:
 350						chooser = true;
 351						intent.setType("*/*");
 352						intent.addCategory(Intent.CATEGORY_OPENABLE);
 353						intent.setAction(Intent.ACTION_GET_CONTENT);
 354						break;
 355					case ATTACHMENT_CHOICE_RECORD_VOICE:
 356						intent.setAction(MediaStore.Audio.Media.RECORD_SOUND_ACTION);
 357						break;
 358				}
 359				if (intent.resolveActivity(getPackageManager()) != null) {
 360					if (chooser) {
 361						startActivityForResult(
 362								Intent.createChooser(intent,getString(R.string.perform_action_with)),
 363								attachmentChoice);
 364					} else {
 365						startActivityForResult(intent, attachmentChoice);
 366					}
 367				}
 368			}
 369		});
 370	}
 371
 372	private void attachFile(final int attachmentChoice) {
 373		final Conversation conversation = getSelectedConversation();
 374		if (conversation.getNextEncryption(forceEncryption()) == Message.ENCRYPTION_PGP) {
 375			if (hasPgp()) {
 376				if (conversation.getContact().getPgpKeyId() != 0) {
 377					xmppConnectionService.getPgpEngine().hasKey(
 378							conversation.getContact(),
 379							new UiCallback<Contact>() {
 380
 381								@Override
 382								public void userInputRequried(PendingIntent pi,
 383										Contact contact) {
 384									ConversationActivity.this.runIntent(pi,
 385											attachmentChoice);
 386								}
 387
 388								@Override
 389								public void success(Contact contact) {
 390									selectPresenceToAttachFile(attachmentChoice);
 391								}
 392
 393								@Override
 394								public void error(int error, Contact contact) {
 395									displayErrorDialog(error);
 396								}
 397							});
 398				} else {
 399					final ConversationFragment fragment = (ConversationFragment) getFragmentManager()
 400						.findFragmentByTag("conversation");
 401					if (fragment != null) {
 402						fragment.showNoPGPKeyDialog(false,
 403								new OnClickListener() {
 404
 405									@Override
 406									public void onClick(DialogInterface dialog,
 407											int which) {
 408										conversation
 409											.setNextEncryption(Message.ENCRYPTION_NONE);
 410										xmppConnectionService.databaseBackend
 411											.updateConversation(conversation);
 412										selectPresenceToAttachFile(attachmentChoice);
 413									}
 414								});
 415					}
 416				}
 417			} else {
 418				showInstallPgpDialog();
 419			}
 420		} else if (getSelectedConversation().getNextEncryption(
 421					forceEncryption()) == Message.ENCRYPTION_NONE) {
 422			selectPresenceToAttachFile(attachmentChoice);
 423		} else {
 424			selectPresenceToAttachFile(attachmentChoice);
 425		}
 426	}
 427
 428	@Override
 429	public boolean onOptionsItemSelected(final MenuItem item) {
 430		if (item.getItemId() == android.R.id.home) {
 431			showConversationsOverview();
 432			return true;
 433		} else if (item.getItemId() == R.id.action_add) {
 434			startActivity(new Intent(this, StartConversationActivity.class));
 435			return true;
 436		} else if (getSelectedConversation() != null) {
 437			switch (item.getItemId()) {
 438				case R.id.action_attach_file:
 439					attachFileDialog();
 440					break;
 441				case R.id.action_archive:
 442					this.endConversation(getSelectedConversation());
 443					break;
 444				case R.id.action_contact_details:
 445					Contact contact = this.getSelectedConversation().getContact();
 446					if (contact.showInRoster()) {
 447						switchToContactDetails(contact);
 448					} else {
 449						showAddToRosterDialog(getSelectedConversation());
 450					}
 451					break;
 452				case R.id.action_muc_details:
 453					Intent intent = new Intent(this,
 454							ConferenceDetailsActivity.class);
 455					intent.setAction(ConferenceDetailsActivity.ACTION_VIEW_MUC);
 456					intent.putExtra("uuid", getSelectedConversation().getUuid());
 457					startActivity(intent);
 458					break;
 459				case R.id.action_invite:
 460					inviteToConversation(getSelectedConversation());
 461					break;
 462				case R.id.action_security:
 463					selectEncryptionDialog(getSelectedConversation());
 464					break;
 465				case R.id.action_clear_history:
 466					clearHistoryDialog(getSelectedConversation());
 467					break;
 468				case R.id.action_mute:
 469					muteConversationDialog(getSelectedConversation());
 470					break;
 471				case R.id.action_unmute:
 472					unmuteConversation(getSelectedConversation());
 473					break;
 474				case R.id.action_block:
 475					BlockContactDialog.show(this, xmppConnectionService, getSelectedConversation());
 476					break;
 477				case R.id.action_unblock:
 478					BlockContactDialog.show(this, xmppConnectionService, getSelectedConversation());
 479					break;
 480				default:
 481					break;
 482			}
 483			return super.onOptionsItemSelected(item);
 484		} else {
 485			return super.onOptionsItemSelected(item);
 486		}
 487	}
 488
 489	public void endConversation(Conversation conversation) {
 490		showConversationsOverview();
 491		xmppConnectionService.archiveConversation(conversation);
 492		if (conversationList.size() > 0) {
 493			setSelectedConversation(conversationList.get(0));
 494			this.mConversationFragment.reInit(getSelectedConversation());
 495		} else {
 496			setSelectedConversation(null);
 497		}
 498	}
 499
 500	@SuppressLint("InflateParams")
 501	protected void clearHistoryDialog(final Conversation conversation) {
 502		AlertDialog.Builder builder = new AlertDialog.Builder(this);
 503		builder.setTitle(getString(R.string.clear_conversation_history));
 504		View dialogView = getLayoutInflater().inflate(
 505				R.layout.dialog_clear_history, null);
 506		final CheckBox endConversationCheckBox = (CheckBox) dialogView
 507			.findViewById(R.id.end_conversation_checkbox);
 508		builder.setView(dialogView);
 509		builder.setNegativeButton(getString(R.string.cancel), null);
 510		builder.setPositiveButton(getString(R.string.delete_messages),
 511				new OnClickListener() {
 512
 513					@Override
 514					public void onClick(DialogInterface dialog, int which) {
 515						ConversationActivity.this.xmppConnectionService.clearConversationHistory(conversation);
 516						if (endConversationCheckBox.isChecked()) {
 517							endConversation(conversation);
 518						} else {
 519							updateConversationList();
 520							ConversationActivity.this.mConversationFragment.updateMessages();
 521						}
 522					}
 523				});
 524		builder.create().show();
 525	}
 526
 527	protected void attachFileDialog() {
 528		View menuAttachFile = findViewById(R.id.action_attach_file);
 529		if (menuAttachFile == null) {
 530			return;
 531		}
 532		PopupMenu attachFilePopup = new PopupMenu(this, menuAttachFile);
 533		attachFilePopup.inflate(R.menu.attachment_choices);
 534		if (new Intent(MediaStore.Audio.Media.RECORD_SOUND_ACTION).resolveActivity(getPackageManager()) == null) {
 535			attachFilePopup.getMenu().findItem(R.id.attach_record_voice).setVisible(false);
 536		}
 537		attachFilePopup.setOnMenuItemClickListener(new OnMenuItemClickListener() {
 538
 539				@Override
 540				public boolean onMenuItemClick(MenuItem item) {
 541					switch (item.getItemId()) {
 542						case R.id.attach_choose_picture:
 543							attachFile(ATTACHMENT_CHOICE_CHOOSE_IMAGE);
 544							break;
 545						case R.id.attach_take_picture:
 546							attachFile(ATTACHMENT_CHOICE_TAKE_PHOTO);
 547							break;
 548						case R.id.attach_choose_file:
 549							attachFile(ATTACHMENT_CHOICE_CHOOSE_FILE);
 550							break;
 551						case R.id.attach_record_voice:
 552							attachFile(ATTACHMENT_CHOICE_RECORD_VOICE);
 553							break;
 554					}
 555					return false;
 556				}
 557			});
 558		attachFilePopup.show();
 559	}
 560
 561	public void verifyOtrSessionDialog(final Conversation conversation, View view) {
 562		if (!conversation.hasValidOtrSession() || conversation.getOtrSession().getSessionStatus() != SessionStatus.ENCRYPTED) {
 563			Toast.makeText(this, R.string.otr_session_not_started, Toast.LENGTH_LONG).show();
 564			return;
 565		}
 566		if (view == null) {
 567			return;
 568		}
 569		PopupMenu popup = new PopupMenu(this, view);
 570		popup.inflate(R.menu.verification_choices);
 571		popup.setOnMenuItemClickListener(new OnMenuItemClickListener() {
 572			@Override
 573			public boolean onMenuItemClick(MenuItem menuItem) {
 574				Intent intent = new Intent(ConversationActivity.this, VerifyOTRActivity.class);
 575				intent.setAction(VerifyOTRActivity.ACTION_VERIFY_CONTACT);
 576				intent.putExtra("contact", conversation.getContact().getJid().toBareJid().toString());
 577				intent.putExtra("account", conversation.getAccount().getJid().toBareJid().toString());
 578				switch (menuItem.getItemId()) {
 579					case R.id.scan_fingerprint:
 580						intent.putExtra("mode",VerifyOTRActivity.MODE_SCAN_FINGERPRINT);
 581						break;
 582					case R.id.ask_question:
 583						intent.putExtra("mode",VerifyOTRActivity.MODE_ASK_QUESTION);
 584						break;
 585					case R.id.manual_verification:
 586						intent.putExtra("mode",VerifyOTRActivity.MODE_MANUAL_VERIFICATION);
 587						break;
 588				}
 589				startActivity(intent);
 590				return true;
 591			}
 592		});
 593		popup.show();
 594	}
 595
 596	protected void selectEncryptionDialog(final Conversation conversation) {
 597		View menuItemView = findViewById(R.id.action_security);
 598		if (menuItemView == null) {
 599			return;
 600		}
 601		PopupMenu popup = new PopupMenu(this, menuItemView);
 602		final ConversationFragment fragment = (ConversationFragment) getFragmentManager()
 603			.findFragmentByTag("conversation");
 604		if (fragment != null) {
 605			popup.setOnMenuItemClickListener(new OnMenuItemClickListener() {
 606
 607				@Override
 608				public boolean onMenuItemClick(MenuItem item) {
 609					switch (item.getItemId()) {
 610						case R.id.encryption_choice_none:
 611							conversation.setNextEncryption(Message.ENCRYPTION_NONE);
 612							item.setChecked(true);
 613							break;
 614						case R.id.encryption_choice_otr:
 615							conversation.setNextEncryption(Message.ENCRYPTION_OTR);
 616							item.setChecked(true);
 617							break;
 618						case R.id.encryption_choice_pgp:
 619							if (hasPgp()) {
 620								if (conversation.getAccount().getKeys()
 621										.has("pgp_signature")) {
 622									conversation
 623										.setNextEncryption(Message.ENCRYPTION_PGP);
 624									item.setChecked(true);
 625								} else {
 626									announcePgp(conversation.getAccount(),
 627											conversation);
 628								}
 629							} else {
 630								showInstallPgpDialog();
 631							}
 632							break;
 633						default:
 634							conversation.setNextEncryption(Message.ENCRYPTION_NONE);
 635							break;
 636					}
 637					xmppConnectionService.databaseBackend
 638						.updateConversation(conversation);
 639					fragment.updateChatMsgHint();
 640					return true;
 641				}
 642			});
 643			popup.inflate(R.menu.encryption_choices);
 644			MenuItem otr = popup.getMenu().findItem(R.id.encryption_choice_otr);
 645			MenuItem none = popup.getMenu().findItem(
 646					R.id.encryption_choice_none);
 647			if (conversation.getMode() == Conversation.MODE_MULTI) {
 648				otr.setEnabled(false);
 649			} else {
 650				if (forceEncryption()) {
 651					none.setVisible(false);
 652				}
 653			}
 654			switch (conversation.getNextEncryption(forceEncryption())) {
 655				case Message.ENCRYPTION_NONE:
 656					none.setChecked(true);
 657					break;
 658				case Message.ENCRYPTION_OTR:
 659					otr.setChecked(true);
 660					break;
 661				case Message.ENCRYPTION_PGP:
 662					popup.getMenu().findItem(R.id.encryption_choice_pgp)
 663						.setChecked(true);
 664					break;
 665				default:
 666					popup.getMenu().findItem(R.id.encryption_choice_none)
 667						.setChecked(true);
 668					break;
 669			}
 670			popup.show();
 671		}
 672	}
 673
 674	protected void muteConversationDialog(final Conversation conversation) {
 675		AlertDialog.Builder builder = new AlertDialog.Builder(this);
 676		builder.setTitle(R.string.disable_notifications);
 677		final int[] durations = getResources().getIntArray(
 678				R.array.mute_options_durations);
 679		builder.setItems(R.array.mute_options_descriptions,
 680				new OnClickListener() {
 681
 682					@Override
 683					public void onClick(final DialogInterface dialog, final int which) {
 684						final long till;
 685						if (durations[which] == -1) {
 686							till = Long.MAX_VALUE;
 687						} else {
 688							till = SystemClock.elapsedRealtime()
 689								+ (durations[which] * 1000);
 690						}
 691						conversation.setMutedTill(till);
 692						ConversationActivity.this.xmppConnectionService.databaseBackend
 693							.updateConversation(conversation);
 694						updateConversationList();
 695						ConversationActivity.this.mConversationFragment.updateMessages();
 696						invalidateOptionsMenu();
 697					}
 698				});
 699		builder.create().show();
 700	}
 701
 702	public void unmuteConversation(final Conversation conversation) {
 703		conversation.setMutedTill(0);
 704		this.xmppConnectionService.databaseBackend.updateConversation(conversation);
 705		updateConversationList();
 706		ConversationActivity.this.mConversationFragment.updateMessages();
 707		invalidateOptionsMenu();
 708	}
 709
 710	@Override
 711	public void onBackPressed() {
 712		if (!isConversationsOverviewVisable()) {
 713			showConversationsOverview();
 714		} else {
 715			moveTaskToBack(true);
 716		}
 717	}
 718
 719	@Override
 720	protected void onNewIntent(final Intent intent) {
 721		if (xmppConnectionServiceBound) {
 722			if (intent != null && VIEW_CONVERSATION.equals(intent.getType())) {
 723				handleViewConversationIntent(intent);
 724			}
 725		} else {
 726			setIntent(intent);
 727		}
 728	}
 729
 730	@Override
 731	public void onStart() {
 732		super.onStart();
 733		if (this.xmppConnectionServiceBound) {
 734			this.onBackendConnected();
 735		}
 736		if (conversationList.size() >= 1) {
 737			this.onConversationUpdate();
 738		}
 739	}
 740
 741	@Override
 742	public void onPause() {
 743		super.onPause();
 744		this.mActivityPaused = true;
 745		if (this.xmppConnectionServiceBound) {
 746			this.xmppConnectionService.getNotificationService().setIsInForeground(false);
 747		}
 748	}
 749
 750	@Override
 751	public void onResume() {
 752		super.onResume();
 753		int theme = findTheme();
 754		if (this.mTheme != theme) {
 755			recreate();
 756		}
 757		this.mActivityPaused = false;
 758		if (this.xmppConnectionServiceBound) {
 759			this.xmppConnectionService.getNotificationService().setIsInForeground(true);
 760		}
 761	}
 762
 763	@Override
 764	public void onSaveInstanceState(final Bundle savedInstanceState) {
 765		Conversation conversation = getSelectedConversation();
 766		if (conversation != null) {
 767			savedInstanceState.putString(STATE_OPEN_CONVERSATION,
 768					conversation.getUuid());
 769		}
 770		savedInstanceState.putBoolean(STATE_PANEL_OPEN,
 771				isConversationsOverviewVisable());
 772		if (this.mPendingImageUri != null) {
 773			savedInstanceState.putString(STATE_PENDING_URI, this.mPendingImageUri.toString());
 774		}
 775		super.onSaveInstanceState(savedInstanceState);
 776	}
 777
 778	@Override
 779	void onBackendConnected() {
 780		this.xmppConnectionService.getNotificationService().setIsInForeground(true);
 781		updateConversationList();
 782		if (xmppConnectionService.getAccounts().size() == 0) {
 783			startActivity(new Intent(this, EditAccountActivity.class));
 784		} else if (conversationList.size() <= 0) {
 785			startActivity(new Intent(this, StartConversationActivity.class));
 786			finish();
 787		} else if (getIntent() != null
 788				&& VIEW_CONVERSATION.equals(getIntent().getType())) {
 789			handleViewConversationIntent(getIntent());
 790		} else if (mOpenConverstaion != null) {
 791			selectConversationByUuid(mOpenConverstaion);
 792			if (mPanelOpen) {
 793				showConversationsOverview();
 794			} else {
 795				if (isConversationsOverviewHideable()) {
 796					openConversation();
 797				}
 798			}
 799			this.mConversationFragment.reInit(getSelectedConversation());
 800			mOpenConverstaion = null;
 801		} else if (getSelectedConversation() != null) {
 802			this.mConversationFragment.updateMessages();
 803		} else {
 804			showConversationsOverview();
 805			mPendingImageUri = null;
 806			mPendingFileUri = null;
 807			setSelectedConversation(conversationList.get(0));
 808			this.mConversationFragment.reInit(getSelectedConversation());
 809		}
 810
 811		if (mPendingImageUri != null) {
 812			attachImageToConversation(getSelectedConversation(),mPendingImageUri);
 813			mPendingImageUri = null;
 814		} else if (mPendingFileUri != null) {
 815			attachFileToConversation(getSelectedConversation(),mPendingFileUri);
 816			mPendingFileUri = null;
 817		}
 818		ExceptionHelper.checkForCrash(this, this.xmppConnectionService);
 819		setIntent(new Intent());
 820	}
 821
 822	private void handleViewConversationIntent(Intent intent) {
 823		String uuid = (String) intent.getExtras().get(CONVERSATION);
 824		String text = intent.getExtras().getString(TEXT, "");
 825		String nick = intent.getExtras().getString(NICK,null);
 826		selectConversationByUuid(uuid);
 827		this.mConversationFragment.reInit(getSelectedConversation());
 828		if (nick!=null) {
 829			this.mConversationFragment.highlightInConference(nick);
 830		} else {
 831			this.mConversationFragment.appendText(text);
 832		}
 833		hideConversationsOverview();
 834		openConversation();
 835		if (mContentView instanceof SlidingPaneLayout) {
 836			updateActionBarTitle(true); //fixes bug where slp isn't properly closed yet
 837		}
 838	}
 839
 840	private void selectConversationByUuid(String uuid) {
 841		for (Conversation aConversationList : conversationList) {
 842			if (aConversationList.getUuid().equals(uuid)) {
 843				setSelectedConversation(aConversationList);
 844			}
 845		}
 846	}
 847
 848	@Override
 849	protected void unregisterListeners() {
 850		super.unregisterListeners();
 851		xmppConnectionService.getNotificationService().setOpenConversation(null);
 852	}
 853
 854	@Override
 855	protected void onActivityResult(int requestCode, int resultCode,
 856			final Intent data) {
 857		super.onActivityResult(requestCode, resultCode, data);
 858		if (resultCode == RESULT_OK) {
 859			if (requestCode == REQUEST_DECRYPT_PGP) {
 860				mConversationFragment.hideSnackbar();
 861				mConversationFragment.updateMessages();
 862			} else if (requestCode == ATTACHMENT_CHOICE_CHOOSE_IMAGE) {
 863				mPendingImageUri = data.getData();
 864				if (xmppConnectionServiceBound) {
 865					attachImageToConversation(getSelectedConversation(),mPendingImageUri);
 866					mPendingImageUri = null;
 867				}
 868			} else if (requestCode == ATTACHMENT_CHOICE_CHOOSE_FILE || requestCode == ATTACHMENT_CHOICE_RECORD_VOICE) {
 869				mPendingFileUri = data.getData();
 870				if (xmppConnectionServiceBound) {
 871					attachFileToConversation(getSelectedConversation(),mPendingFileUri);
 872					mPendingFileUri = null;
 873				}
 874			} else if (requestCode == ATTACHMENT_CHOICE_TAKE_PHOTO && mPendingImageUri != null) {
 875				if (xmppConnectionServiceBound) {
 876					attachImageToConversation(getSelectedConversation(),mPendingImageUri);
 877					mPendingImageUri = null;
 878				}
 879				Intent intent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
 880				intent.setData(mPendingImageUri);
 881				sendBroadcast(intent);
 882			}
 883		} else {
 884			if (requestCode == ATTACHMENT_CHOICE_TAKE_PHOTO) {
 885				mPendingImageUri = null;
 886			}
 887		}
 888	}
 889
 890	private void attachFileToConversation(Conversation conversation, Uri uri) {
 891		prepareFileToast = Toast.makeText(getApplicationContext(),
 892				getText(R.string.preparing_file), Toast.LENGTH_LONG);
 893		prepareFileToast.show();
 894		xmppConnectionService.attachFileToConversation(conversation,uri, new UiCallback<Message>() {
 895			@Override
 896			public void success(Message message) {
 897				hidePrepareFileToast();
 898				xmppConnectionService.sendMessage(message);
 899			}
 900
 901			@Override
 902			public void error(int errorCode, Message message) {
 903				displayErrorDialog(errorCode);
 904			}
 905
 906			@Override
 907			public void userInputRequried(PendingIntent pi, Message message) {
 908
 909			}
 910		});
 911	}
 912
 913	private void attachImageToConversation(Conversation conversation, Uri uri) {
 914		prepareFileToast = Toast.makeText(getApplicationContext(),
 915				getText(R.string.preparing_image), Toast.LENGTH_LONG);
 916		prepareFileToast.show();
 917		xmppConnectionService.attachImageToConversation(conversation, uri,
 918				new UiCallback<Message>() {
 919
 920					@Override
 921					public void userInputRequried(PendingIntent pi,
 922							Message object) {
 923						hidePrepareFileToast();
 924					}
 925
 926					@Override
 927					public void success(Message message) {
 928						xmppConnectionService.sendMessage(message);
 929					}
 930
 931					@Override
 932					public void error(int error, Message message) {
 933						hidePrepareFileToast();
 934						displayErrorDialog(error);
 935					}
 936				});
 937	}
 938
 939	private void hidePrepareFileToast() {
 940		if (prepareFileToast != null) {
 941			runOnUiThread(new Runnable() {
 942
 943				@Override
 944				public void run() {
 945					prepareFileToast.cancel();
 946				}
 947			});
 948		}
 949	}
 950
 951	public void updateConversationList() {
 952		xmppConnectionService
 953			.populateWithOrderedConversations(conversationList);
 954		listAdapter.notifyDataSetChanged();
 955	}
 956
 957	public void runIntent(PendingIntent pi, int requestCode) {
 958		try {
 959			this.startIntentSenderForResult(pi.getIntentSender(), requestCode,
 960					null, 0, 0, 0);
 961		} catch (final SendIntentException ignored) {
 962		}
 963	}
 964
 965	public void encryptTextMessage(Message message) {
 966		xmppConnectionService.getPgpEngine().encrypt(message,
 967				new UiCallback<Message>() {
 968
 969					@Override
 970					public void userInputRequried(PendingIntent pi,
 971							Message message) {
 972						ConversationActivity.this.runIntent(pi,
 973								ConversationActivity.REQUEST_SEND_MESSAGE);
 974					}
 975
 976					@Override
 977					public void success(Message message) {
 978						message.setEncryption(Message.ENCRYPTION_DECRYPTED);
 979						xmppConnectionService.sendMessage(message);
 980					}
 981
 982					@Override
 983					public void error(int error, Message message) {
 984
 985					}
 986				});
 987	}
 988
 989	public boolean forceEncryption() {
 990		return getPreferences().getBoolean("force_encryption", false);
 991	}
 992
 993	public boolean useSendButtonToIndicateStatus() {
 994		return getPreferences().getBoolean("send_button_status", false);
 995	}
 996
 997	public boolean indicateReceived() {
 998		return getPreferences().getBoolean("indicate_received", false);
 999	}
1000
1001	@Override
1002	public void onAccountUpdate() {
1003		runOnUiThread(new Runnable() {
1004
1005			@Override
1006			public void run() {
1007				updateConversationList();
1008				ConversationActivity.this.mConversationFragment.updateMessages();
1009				updateActionBarTitle();
1010			}
1011		});
1012	}
1013
1014	@Override
1015	public void onConversationUpdate() {
1016		runOnUiThread(new Runnable() {
1017
1018			@Override
1019			public void run() {
1020				updateConversationList();
1021				if (conversationList.size() == 0) {
1022					startActivity(new Intent(getApplicationContext(),
1023								StartConversationActivity.class));
1024					finish();
1025				}
1026				ConversationActivity.this.mConversationFragment.updateMessages();
1027				updateActionBarTitle();
1028			}
1029		});
1030	}
1031
1032	@Override
1033	public void onRosterUpdate() {
1034		runOnUiThread(new Runnable() {
1035
1036			@Override
1037			public void run() {
1038				updateConversationList();
1039				ConversationActivity.this.mConversationFragment.updateMessages();
1040				updateActionBarTitle();
1041			}
1042		});
1043	}
1044
1045	@Override
1046	public void OnUpdateBlocklist(Status status) {
1047		runOnUiThread(new Runnable() {
1048			@Override
1049			public void run() {
1050				invalidateOptionsMenu();
1051				ConversationActivity.this.mConversationFragment.updateMessages();
1052			}
1053		});
1054	}
1055
1056	public void unblockConversation(final Blockable conversation) {
1057		xmppConnectionService.sendUnblockRequest(conversation);
1058	}
1059
1060	public void blockConversation(final Blockable conversation) {
1061		xmppConnectionService.sendBlockRequest(conversation);
1062	}
1063
1064	public boolean enterIsSend() {
1065		return getPreferences().getBoolean("enter_is_send",false);
1066	}
1067}