ConversationActivity.java

   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.ClipData;
   9import android.content.DialogInterface;
  10import android.content.DialogInterface.OnClickListener;
  11import android.content.Intent;
  12import android.content.IntentSender.SendIntentException;
  13import android.net.Uri;
  14import android.os.Build;
  15import android.os.Bundle;
  16import android.provider.MediaStore;
  17import android.support.v4.widget.SlidingPaneLayout;
  18import android.support.v4.widget.SlidingPaneLayout.PanelSlideListener;
  19import android.util.Log;
  20import android.view.Menu;
  21import android.view.MenuItem;
  22import android.view.View;
  23import android.widget.AdapterView;
  24import android.widget.AdapterView.OnItemClickListener;
  25import android.widget.ArrayAdapter;
  26import android.widget.CheckBox;
  27import android.widget.PopupMenu;
  28import android.widget.PopupMenu.OnMenuItemClickListener;
  29import android.widget.Toast;
  30
  31import net.java.otr4j.session.SessionStatus;
  32
  33import java.util.ArrayList;
  34import java.util.Iterator;
  35import java.util.List;
  36
  37import de.timroes.android.listview.EnhancedListView;
  38import eu.siacs.conversations.Config;
  39import eu.siacs.conversations.R;
  40import eu.siacs.conversations.crypto.axolotl.AxolotlService;
  41import eu.siacs.conversations.crypto.axolotl.XmppAxolotlSession;
  42import eu.siacs.conversations.entities.Account;
  43import eu.siacs.conversations.entities.Blockable;
  44import eu.siacs.conversations.entities.Contact;
  45import eu.siacs.conversations.entities.Conversation;
  46import eu.siacs.conversations.entities.Message;
  47import eu.siacs.conversations.services.XmppConnectionService;
  48import eu.siacs.conversations.services.XmppConnectionService.OnAccountUpdate;
  49import eu.siacs.conversations.services.XmppConnectionService.OnConversationUpdate;
  50import eu.siacs.conversations.services.XmppConnectionService.OnRosterUpdate;
  51import eu.siacs.conversations.ui.adapter.ConversationAdapter;
  52import eu.siacs.conversations.utils.ExceptionHelper;
  53import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
  54import eu.siacs.conversations.xmpp.jid.InvalidJidException;
  55import eu.siacs.conversations.xmpp.jid.Jid;
  56
  57public class ConversationActivity extends XmppActivity
  58	implements OnAccountUpdate, OnConversationUpdate, OnRosterUpdate, OnUpdateBlocklist, XmppConnectionService.OnShowErrorToast {
  59
  60	public static final String ACTION_DOWNLOAD = "eu.siacs.conversations.action.DOWNLOAD";
  61
  62	public static final String VIEW_CONVERSATION = "viewConversation";
  63	public static final String CONVERSATION = "conversationUuid";
  64	public static final String MESSAGE = "messageUuid";
  65	public static final String TEXT = "text";
  66	public static final String NICK = "nick";
  67	public static final String PRIVATE_MESSAGE = "pm";
  68
  69	public static final int REQUEST_SEND_MESSAGE = 0x0201;
  70	public static final int REQUEST_DECRYPT_PGP = 0x0202;
  71	public static final int REQUEST_ENCRYPT_MESSAGE = 0x0207;
  72	public static final int REQUEST_TRUST_KEYS_TEXT = 0x0208;
  73	public static final int REQUEST_TRUST_KEYS_MENU = 0x0209;
  74	public static final int ATTACHMENT_CHOICE_CHOOSE_IMAGE = 0x0301;
  75	public static final int ATTACHMENT_CHOICE_TAKE_PHOTO = 0x0302;
  76	public static final int ATTACHMENT_CHOICE_CHOOSE_FILE = 0x0303;
  77	public static final int ATTACHMENT_CHOICE_RECORD_VOICE = 0x0304;
  78	public static final int ATTACHMENT_CHOICE_LOCATION = 0x0305;
  79	public static final int ATTACHMENT_CHOICE_INVALID = 0x0306;
  80	private static final String STATE_OPEN_CONVERSATION = "state_open_conversation";
  81	private static final String STATE_PANEL_OPEN = "state_panel_open";
  82	private static final String STATE_PENDING_URI = "state_pending_uri";
  83
  84	private String mOpenConverstaion = null;
  85	private boolean mPanelOpen = true;
  86	final private List<Uri> mPendingImageUris = new ArrayList<>();
  87	final private List<Uri> mPendingFileUris = new ArrayList<>();
  88	private Uri mPendingGeoUri = null;
  89	private boolean forbidProcessingPendings = false;
  90
  91	private View mContentView;
  92
  93	private List<Conversation> conversationList = new ArrayList<>();
  94	private Conversation swipedConversation = null;
  95	private Conversation mSelectedConversation = null;
  96	private EnhancedListView listView;
  97	private ConversationFragment mConversationFragment;
  98
  99	private ArrayAdapter<Conversation> listAdapter;
 100
 101	private Toast prepareFileToast;
 102
 103	private boolean mActivityPaused = false;
 104	private boolean mRedirected = true;
 105
 106	public Conversation getSelectedConversation() {
 107		return this.mSelectedConversation;
 108	}
 109
 110	public void setSelectedConversation(Conversation conversation) {
 111		this.mSelectedConversation = conversation;
 112	}
 113
 114	public void showConversationsOverview() {
 115		if (mContentView instanceof SlidingPaneLayout) {
 116			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 117			mSlidingPaneLayout.openPane();
 118		}
 119	}
 120
 121	@Override
 122	protected String getShareableUri() {
 123		Conversation conversation = getSelectedConversation();
 124		if (conversation != null) {
 125			return conversation.getAccount().getShareableUri();
 126		} else {
 127			return "";
 128		}
 129	}
 130
 131	public void hideConversationsOverview() {
 132		if (mContentView instanceof SlidingPaneLayout) {
 133			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 134			mSlidingPaneLayout.closePane();
 135		}
 136	}
 137
 138	public boolean isConversationsOverviewHideable() {
 139		if (mContentView instanceof SlidingPaneLayout) {
 140			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 141			return mSlidingPaneLayout.isSlideable();
 142		} else {
 143			return false;
 144		}
 145	}
 146
 147	public boolean isConversationsOverviewVisable() {
 148		if (mContentView instanceof SlidingPaneLayout) {
 149			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 150			return mSlidingPaneLayout.isOpen();
 151		} else {
 152			return true;
 153		}
 154	}
 155
 156	@Override
 157	protected void onCreate(final Bundle savedInstanceState) {
 158		super.onCreate(savedInstanceState);
 159		if (savedInstanceState != null) {
 160			mOpenConverstaion = savedInstanceState.getString(STATE_OPEN_CONVERSATION, null);
 161			mPanelOpen = savedInstanceState.getBoolean(STATE_PANEL_OPEN, true);
 162			String pending = savedInstanceState.getString(STATE_PENDING_URI, null);
 163			if (pending != null) {
 164				mPendingImageUris.clear();
 165				mPendingImageUris.add(Uri.parse(pending));
 166			}
 167		}
 168
 169		setContentView(R.layout.fragment_conversations_overview);
 170
 171		this.mConversationFragment = new ConversationFragment();
 172		FragmentTransaction transaction = getFragmentManager().beginTransaction();
 173		transaction.replace(R.id.selected_conversation, this.mConversationFragment, "conversation");
 174		transaction.commit();
 175
 176		listView = (EnhancedListView) findViewById(R.id.list);
 177		this.listAdapter = new ConversationAdapter(this, conversationList);
 178		listView.setAdapter(this.listAdapter);
 179
 180		if (getActionBar() != null) {
 181			getActionBar().setDisplayHomeAsUpEnabled(false);
 182			getActionBar().setHomeButtonEnabled(false);
 183		}
 184
 185		listView.setOnItemClickListener(new OnItemClickListener() {
 186
 187			@Override
 188			public void onItemClick(AdapterView<?> arg0, View clickedView,
 189					int position, long arg3) {
 190				if (getSelectedConversation() != conversationList.get(position)) {
 191					setSelectedConversation(conversationList.get(position));
 192					ConversationActivity.this.mConversationFragment.reInit(getSelectedConversation());
 193				}
 194				hideConversationsOverview();
 195				openConversation();
 196			}
 197		});
 198
 199		listView.setDismissCallback(new EnhancedListView.OnDismissCallback() {
 200
 201			@Override
 202			public EnhancedListView.Undoable onDismiss(final EnhancedListView enhancedListView, final int position) {
 203
 204				final int index = listView.getFirstVisiblePosition();
 205				View v = listView.getChildAt(0);
 206				final int top = (v == null) ? 0 : (v.getTop() - listView.getPaddingTop());
 207
 208				swipedConversation = listAdapter.getItem(position);
 209				listAdapter.remove(swipedConversation);
 210				swipedConversation.markRead();
 211				xmppConnectionService.getNotificationService().clear(swipedConversation);
 212
 213				final boolean formerlySelected = (getSelectedConversation() == swipedConversation);
 214				if (position == 0 && listAdapter.getCount() == 0) {
 215					endConversation(swipedConversation, false, true);
 216					return null;
 217				} else if (formerlySelected) {
 218					setSelectedConversation(listAdapter.getItem(0));
 219					ConversationActivity.this.mConversationFragment
 220							.reInit(getSelectedConversation());
 221				}
 222
 223				return new EnhancedListView.Undoable() {
 224
 225					@Override
 226					public void undo() {
 227						listAdapter.insert(swipedConversation, position);
 228						if (formerlySelected) {
 229							setSelectedConversation(swipedConversation);
 230							ConversationActivity.this.mConversationFragment
 231									.reInit(getSelectedConversation());
 232						}
 233						swipedConversation = null;
 234						listView.setSelectionFromTop(index + (listView.getChildCount() < position ? 1 : 0), top);
 235					}
 236
 237					@Override
 238					public void discard() {
 239						if (!swipedConversation.isRead()
 240								&& swipedConversation.getMode() == Conversation.MODE_SINGLE) {
 241							swipedConversation = null;
 242							return;
 243						}
 244						endConversation(swipedConversation, false, false);
 245						swipedConversation = null;
 246					}
 247
 248					@Override
 249					public String getTitle() {
 250						if (swipedConversation.getMode() == Conversation.MODE_MULTI) {
 251							return getResources().getString(R.string.title_undo_swipe_out_muc);
 252						} else {
 253							return getResources().getString(R.string.title_undo_swipe_out_conversation);
 254						}
 255					}
 256				};
 257			}
 258		});
 259		listView.enableSwipeToDismiss();
 260		listView.setSwipingLayout(R.id.swipeable_item);
 261		listView.setUndoStyle(EnhancedListView.UndoStyle.SINGLE_POPUP);
 262		listView.setUndoHideDelay(5000);
 263		listView.setRequireTouchBeforeDismiss(false);
 264
 265		mContentView = findViewById(R.id.content_view_spl);
 266		if (mContentView == null) {
 267			mContentView = findViewById(R.id.content_view_ll);
 268		}
 269		if (mContentView instanceof SlidingPaneLayout) {
 270			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 271			mSlidingPaneLayout.setParallaxDistance(150);
 272			mSlidingPaneLayout
 273				.setShadowResource(R.drawable.es_slidingpane_shadow);
 274			mSlidingPaneLayout.setSliderFadeColor(0);
 275			mSlidingPaneLayout.setPanelSlideListener(new PanelSlideListener() {
 276
 277				@Override
 278				public void onPanelOpened(View arg0) {
 279					updateActionBarTitle();
 280					invalidateOptionsMenu();
 281					hideKeyboard();
 282					if (xmppConnectionServiceBound) {
 283						xmppConnectionService.getNotificationService()
 284							.setOpenConversation(null);
 285					}
 286					closeContextMenu();
 287				}
 288
 289				@Override
 290				public void onPanelClosed(View arg0) {
 291					listView.discardUndo();
 292					openConversation();
 293				}
 294
 295				@Override
 296				public void onPanelSlide(View arg0, float arg1) {
 297					// TODO Auto-generated method stub
 298
 299				}
 300			});
 301		}
 302	}
 303
 304	@Override
 305	public void switchToConversation(Conversation conversation) {
 306		setSelectedConversation(conversation);
 307		runOnUiThread(new Runnable() {
 308			@Override
 309			public void run() {
 310				ConversationActivity.this.mConversationFragment.reInit(getSelectedConversation());
 311				openConversation();
 312			}
 313		});
 314	}
 315
 316	private void updateActionBarTitle() {
 317		updateActionBarTitle(isConversationsOverviewHideable() && !isConversationsOverviewVisable());
 318	}
 319
 320	private void updateActionBarTitle(boolean titleShouldBeName) {
 321		final ActionBar ab = getActionBar();
 322		final Conversation conversation = getSelectedConversation();
 323		if (ab != null) {
 324			if (titleShouldBeName && conversation != null) {
 325				ab.setDisplayHomeAsUpEnabled(true);
 326				ab.setHomeButtonEnabled(true);
 327				if (conversation.getMode() == Conversation.MODE_SINGLE || useSubjectToIdentifyConference()) {
 328					ab.setTitle(conversation.getName());
 329				} else {
 330					ab.setTitle(conversation.getJid().toBareJid().toString());
 331				}
 332			} else {
 333				ab.setDisplayHomeAsUpEnabled(false);
 334				ab.setHomeButtonEnabled(false);
 335				ab.setTitle(R.string.app_name);
 336			}
 337		}
 338	}
 339
 340	private void openConversation() {
 341		this.updateActionBarTitle();
 342		this.invalidateOptionsMenu();
 343		if (xmppConnectionServiceBound) {
 344			final Conversation conversation = getSelectedConversation();
 345			xmppConnectionService.getNotificationService().setOpenConversation(conversation);
 346			sendReadMarkerIfNecessary(conversation);
 347		}
 348		listAdapter.notifyDataSetChanged();
 349	}
 350
 351	public void sendReadMarkerIfNecessary(final Conversation conversation) {
 352		if (!mActivityPaused && conversation != null) {
 353			if (!conversation.isRead()) {
 354				xmppConnectionService.sendReadMarker(conversation);
 355			} else {
 356				xmppConnectionService.markRead(conversation);
 357			}
 358		}
 359	}
 360
 361	@Override
 362	public boolean onCreateOptionsMenu(Menu menu) {
 363		getMenuInflater().inflate(R.menu.conversations, menu);
 364		final MenuItem menuSecure = menu.findItem(R.id.action_security);
 365		final MenuItem menuArchive = menu.findItem(R.id.action_archive);
 366		final MenuItem menuMucDetails = menu.findItem(R.id.action_muc_details);
 367		final MenuItem menuContactDetails = menu.findItem(R.id.action_contact_details);
 368		final MenuItem menuAttach = menu.findItem(R.id.action_attach_file);
 369		final MenuItem menuClearHistory = menu.findItem(R.id.action_clear_history);
 370		final MenuItem menuAdd = menu.findItem(R.id.action_add);
 371		final MenuItem menuInviteContact = menu.findItem(R.id.action_invite);
 372		final MenuItem menuMute = menu.findItem(R.id.action_mute);
 373		final MenuItem menuUnmute = menu.findItem(R.id.action_unmute);
 374
 375		if (isConversationsOverviewVisable() && isConversationsOverviewHideable()) {
 376			menuArchive.setVisible(false);
 377			menuMucDetails.setVisible(false);
 378			menuContactDetails.setVisible(false);
 379			menuSecure.setVisible(false);
 380			menuInviteContact.setVisible(false);
 381			menuAttach.setVisible(false);
 382			menuClearHistory.setVisible(false);
 383			menuMute.setVisible(false);
 384			menuUnmute.setVisible(false);
 385		} else {
 386			menuAdd.setVisible(!isConversationsOverviewHideable());
 387			if (this.getSelectedConversation() != null) {
 388				if (this.getSelectedConversation().getNextEncryption() != Message.ENCRYPTION_NONE) {
 389					if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
 390						menuSecure.setIcon(R.drawable.ic_lock_white_24dp);
 391					} else {
 392						menuSecure.setIcon(R.drawable.ic_action_secure);
 393					}
 394				}
 395				if (this.getSelectedConversation().getMode() == Conversation.MODE_MULTI) {
 396					menuContactDetails.setVisible(false);
 397					menuAttach.setVisible(getSelectedConversation().getAccount().httpUploadAvailable());
 398					menuInviteContact.setVisible(getSelectedConversation().getMucOptions().canInvite());
 399					menuSecure.setVisible(!Config.HIDE_PGP_IN_UI); //if pgp is hidden conferences have no choice of encryption
 400				} else {
 401					menuMucDetails.setVisible(false);
 402				}
 403				if (this.getSelectedConversation().isMuted()) {
 404					menuMute.setVisible(false);
 405				} else {
 406					menuUnmute.setVisible(false);
 407				}
 408			}
 409		}
 410		return true;
 411	}
 412
 413	protected void selectPresenceToAttachFile(final int attachmentChoice, final int encryption) {
 414		final Conversation conversation = getSelectedConversation();
 415		final Account account = conversation.getAccount();
 416		final OnPresenceSelected callback = new OnPresenceSelected() {
 417
 418			@Override
 419			public void onPresenceSelected() {
 420				Intent intent = new Intent();
 421				boolean chooser = false;
 422				String fallbackPackageId = null;
 423				switch (attachmentChoice) {
 424					case ATTACHMENT_CHOICE_CHOOSE_IMAGE:
 425						intent.setAction(Intent.ACTION_GET_CONTENT);
 426						if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
 427							intent.putExtra(Intent.EXTRA_ALLOW_MULTIPLE,true);
 428						}
 429						intent.setType("image/*");
 430						chooser = true;
 431						break;
 432					case ATTACHMENT_CHOICE_TAKE_PHOTO:
 433						Uri uri = xmppConnectionService.getFileBackend().getTakePhotoUri();
 434						intent.setAction(MediaStore.ACTION_IMAGE_CAPTURE);
 435						intent.putExtra(MediaStore.EXTRA_OUTPUT, uri);
 436						mPendingImageUris.clear();
 437						mPendingImageUris.add(uri);
 438						break;
 439					case ATTACHMENT_CHOICE_CHOOSE_FILE:
 440						chooser = true;
 441						intent.setType("*/*");
 442						intent.addCategory(Intent.CATEGORY_OPENABLE);
 443						intent.setAction(Intent.ACTION_GET_CONTENT);
 444						break;
 445					case ATTACHMENT_CHOICE_RECORD_VOICE:
 446						intent.setAction(MediaStore.Audio.Media.RECORD_SOUND_ACTION);
 447						fallbackPackageId = "eu.siacs.conversations.voicerecorder";
 448						break;
 449					case ATTACHMENT_CHOICE_LOCATION:
 450						intent.setAction("eu.siacs.conversations.location.request");
 451						fallbackPackageId = "eu.siacs.conversations.sharelocation";
 452						break;
 453				}
 454				if (intent.resolveActivity(getPackageManager()) != null) {
 455					if (chooser) {
 456						startActivityForResult(
 457								Intent.createChooser(intent, getString(R.string.perform_action_with)),
 458								attachmentChoice);
 459					} else {
 460						startActivityForResult(intent, attachmentChoice);
 461					}
 462				} else if (fallbackPackageId != null) {
 463					startActivity(getInstallApkIntent(fallbackPackageId));
 464				}
 465			}
 466		};
 467		if ((account.httpUploadAvailable() || attachmentChoice == ATTACHMENT_CHOICE_LOCATION) && encryption != Message.ENCRYPTION_OTR) {
 468			conversation.setNextCounterpart(null);
 469			callback.onPresenceSelected();
 470		} else {
 471			selectPresence(conversation, callback);
 472		}
 473	}
 474
 475	private Intent getInstallApkIntent(final String packageId) {
 476		Intent intent = new Intent(Intent.ACTION_VIEW);
 477		intent.setData(Uri.parse("market://details?id="+packageId));
 478		if (intent.resolveActivity(getPackageManager()) != null) {
 479			return intent;
 480		} else {
 481			intent.setData(Uri.parse("http://play.google.com/store/apps/details?id=" + packageId));
 482			return intent;
 483		}
 484	}
 485
 486	public void attachFile(final int attachmentChoice) {
 487		switch (attachmentChoice) {
 488			case ATTACHMENT_CHOICE_LOCATION:
 489				getPreferences().edit().putString("recently_used_quick_action","location").apply();
 490				break;
 491			case ATTACHMENT_CHOICE_RECORD_VOICE:
 492				getPreferences().edit().putString("recently_used_quick_action","voice").apply();
 493				break;
 494			case ATTACHMENT_CHOICE_TAKE_PHOTO:
 495				getPreferences().edit().putString("recently_used_quick_action","photo").apply();
 496				break;
 497			case ATTACHMENT_CHOICE_CHOOSE_IMAGE:
 498				getPreferences().edit().putString("recently_used_quick_action","picture").apply();
 499				break;
 500		}
 501		final Conversation conversation = getSelectedConversation();
 502		final int encryption = conversation.getNextEncryption();
 503		if (encryption == Message.ENCRYPTION_PGP) {
 504			if (hasPgp()) {
 505				if (conversation.getContact().getPgpKeyId() != 0) {
 506					xmppConnectionService.getPgpEngine().hasKey(
 507							conversation.getContact(),
 508							new UiCallback<Contact>() {
 509
 510								@Override
 511								public void userInputRequried(PendingIntent pi,
 512										Contact contact) {
 513									ConversationActivity.this.runIntent(pi,attachmentChoice);
 514								}
 515
 516								@Override
 517								public void success(Contact contact) {
 518									selectPresenceToAttachFile(attachmentChoice,encryption);
 519								}
 520
 521								@Override
 522								public void error(int error, Contact contact) {
 523									displayErrorDialog(error);
 524								}
 525							});
 526				} else {
 527					final ConversationFragment fragment = (ConversationFragment) getFragmentManager()
 528						.findFragmentByTag("conversation");
 529					if (fragment != null) {
 530						fragment.showNoPGPKeyDialog(false,
 531								new OnClickListener() {
 532
 533									@Override
 534									public void onClick(DialogInterface dialog,
 535											int which) {
 536										conversation
 537											.setNextEncryption(Message.ENCRYPTION_NONE);
 538										xmppConnectionService.databaseBackend
 539											.updateConversation(conversation);
 540										selectPresenceToAttachFile(attachmentChoice,Message.ENCRYPTION_NONE);
 541									}
 542								});
 543					}
 544				}
 545			} else {
 546				showInstallPgpDialog();
 547			}
 548		} else {
 549			if (encryption != Message.ENCRYPTION_AXOLOTL || !trustKeysIfNeeded(REQUEST_TRUST_KEYS_MENU, attachmentChoice)) {
 550				selectPresenceToAttachFile(attachmentChoice, encryption);
 551			}
 552		}
 553	}
 554
 555	@Override
 556	public boolean onOptionsItemSelected(final MenuItem item) {
 557		if (item.getItemId() == android.R.id.home) {
 558			showConversationsOverview();
 559			return true;
 560		} else if (item.getItemId() == R.id.action_add) {
 561			startActivity(new Intent(this, StartConversationActivity.class));
 562			return true;
 563		} else if (getSelectedConversation() != null) {
 564			switch (item.getItemId()) {
 565				case R.id.action_attach_file:
 566					attachFileDialog();
 567					break;
 568				case R.id.action_archive:
 569					this.endConversation(getSelectedConversation());
 570					break;
 571				case R.id.action_contact_details:
 572					switchToContactDetails(getSelectedConversation().getContact());
 573					break;
 574				case R.id.action_muc_details:
 575					Intent intent = new Intent(this,
 576							ConferenceDetailsActivity.class);
 577					intent.setAction(ConferenceDetailsActivity.ACTION_VIEW_MUC);
 578					intent.putExtra("uuid", getSelectedConversation().getUuid());
 579					startActivity(intent);
 580					break;
 581				case R.id.action_invite:
 582					inviteToConversation(getSelectedConversation());
 583					break;
 584				case R.id.action_security:
 585					selectEncryptionDialog(getSelectedConversation());
 586					break;
 587				case R.id.action_clear_history:
 588					clearHistoryDialog(getSelectedConversation());
 589					break;
 590				case R.id.action_mute:
 591					muteConversationDialog(getSelectedConversation());
 592					break;
 593				case R.id.action_unmute:
 594					unmuteConversation(getSelectedConversation());
 595					break;
 596				case R.id.action_block:
 597					BlockContactDialog.show(this, xmppConnectionService, getSelectedConversation());
 598					break;
 599				case R.id.action_unblock:
 600					BlockContactDialog.show(this, xmppConnectionService, getSelectedConversation());
 601					break;
 602				default:
 603					break;
 604			}
 605			return super.onOptionsItemSelected(item);
 606		} else {
 607			return super.onOptionsItemSelected(item);
 608		}
 609	}
 610
 611	public void endConversation(Conversation conversation) {
 612		endConversation(conversation, true, true);
 613	}
 614
 615	public void endConversation(Conversation conversation, boolean showOverview, boolean reinit) {
 616		if (showOverview) {
 617			showConversationsOverview();
 618		}
 619		xmppConnectionService.archiveConversation(conversation);
 620		if (reinit) {
 621			if (conversationList.size() > 0) {
 622				setSelectedConversation(conversationList.get(0));
 623				this.mConversationFragment.reInit(getSelectedConversation());
 624			} else {
 625				setSelectedConversation(null);
 626			}
 627		}
 628	}
 629
 630	@SuppressLint("InflateParams")
 631	protected void clearHistoryDialog(final Conversation conversation) {
 632		AlertDialog.Builder builder = new AlertDialog.Builder(this);
 633		builder.setTitle(getString(R.string.clear_conversation_history));
 634		View dialogView = getLayoutInflater().inflate(
 635				R.layout.dialog_clear_history, null);
 636		final CheckBox endConversationCheckBox = (CheckBox) dialogView
 637			.findViewById(R.id.end_conversation_checkbox);
 638		builder.setView(dialogView);
 639		builder.setNegativeButton(getString(R.string.cancel), null);
 640		builder.setPositiveButton(getString(R.string.delete_messages),
 641				new OnClickListener() {
 642
 643					@Override
 644					public void onClick(DialogInterface dialog, int which) {
 645						ConversationActivity.this.xmppConnectionService.clearConversationHistory(conversation);
 646						if (endConversationCheckBox.isChecked()) {
 647							endConversation(conversation);
 648						} else {
 649							updateConversationList();
 650							ConversationActivity.this.mConversationFragment.updateMessages();
 651						}
 652					}
 653				});
 654		builder.create().show();
 655	}
 656
 657	protected void attachFileDialog() {
 658		View menuAttachFile = findViewById(R.id.action_attach_file);
 659		if (menuAttachFile == null) {
 660			return;
 661		}
 662		PopupMenu attachFilePopup = new PopupMenu(this, menuAttachFile);
 663		attachFilePopup.inflate(R.menu.attachment_choices);
 664		if (new Intent(MediaStore.Audio.Media.RECORD_SOUND_ACTION).resolveActivity(getPackageManager()) == null) {
 665			attachFilePopup.getMenu().findItem(R.id.attach_record_voice).setVisible(false);
 666		}
 667		if (new Intent("eu.siacs.conversations.location.request").resolveActivity(getPackageManager()) == null) {
 668			attachFilePopup.getMenu().findItem(R.id.attach_location).setVisible(false);
 669		}
 670		attachFilePopup.setOnMenuItemClickListener(new OnMenuItemClickListener() {
 671
 672			@Override
 673			public boolean onMenuItemClick(MenuItem item) {
 674				switch (item.getItemId()) {
 675					case R.id.attach_choose_picture:
 676						attachFile(ATTACHMENT_CHOICE_CHOOSE_IMAGE);
 677						break;
 678					case R.id.attach_take_picture:
 679						attachFile(ATTACHMENT_CHOICE_TAKE_PHOTO);
 680						break;
 681					case R.id.attach_choose_file:
 682						attachFile(ATTACHMENT_CHOICE_CHOOSE_FILE);
 683						break;
 684					case R.id.attach_record_voice:
 685						attachFile(ATTACHMENT_CHOICE_RECORD_VOICE);
 686						break;
 687					case R.id.attach_location:
 688						attachFile(ATTACHMENT_CHOICE_LOCATION);
 689						break;
 690				}
 691				return false;
 692			}
 693		});
 694		attachFilePopup.show();
 695	}
 696
 697	public void verifyOtrSessionDialog(final Conversation conversation, View view) {
 698		if (!conversation.hasValidOtrSession() || conversation.getOtrSession().getSessionStatus() != SessionStatus.ENCRYPTED) {
 699			Toast.makeText(this, R.string.otr_session_not_started, Toast.LENGTH_LONG).show();
 700			return;
 701		}
 702		if (view == null) {
 703			return;
 704		}
 705		PopupMenu popup = new PopupMenu(this, view);
 706		popup.inflate(R.menu.verification_choices);
 707		popup.setOnMenuItemClickListener(new OnMenuItemClickListener() {
 708			@Override
 709			public boolean onMenuItemClick(MenuItem menuItem) {
 710				Intent intent = new Intent(ConversationActivity.this, VerifyOTRActivity.class);
 711				intent.setAction(VerifyOTRActivity.ACTION_VERIFY_CONTACT);
 712				intent.putExtra("contact", conversation.getContact().getJid().toBareJid().toString());
 713				intent.putExtra("account", conversation.getAccount().getJid().toBareJid().toString());
 714				switch (menuItem.getItemId()) {
 715					case R.id.scan_fingerprint:
 716						intent.putExtra("mode",VerifyOTRActivity.MODE_SCAN_FINGERPRINT);
 717						break;
 718					case R.id.ask_question:
 719						intent.putExtra("mode",VerifyOTRActivity.MODE_ASK_QUESTION);
 720						break;
 721					case R.id.manual_verification:
 722						intent.putExtra("mode",VerifyOTRActivity.MODE_MANUAL_VERIFICATION);
 723						break;
 724				}
 725				startActivity(intent);
 726				return true;
 727			}
 728		});
 729		popup.show();
 730	}
 731
 732	protected void selectEncryptionDialog(final Conversation conversation) {
 733		View menuItemView = findViewById(R.id.action_security);
 734		if (menuItemView == null) {
 735			return;
 736		}
 737		PopupMenu popup = new PopupMenu(this, menuItemView);
 738		final ConversationFragment fragment = (ConversationFragment) getFragmentManager()
 739			.findFragmentByTag("conversation");
 740		if (fragment != null) {
 741			popup.setOnMenuItemClickListener(new OnMenuItemClickListener() {
 742
 743				@Override
 744				public boolean onMenuItemClick(MenuItem item) {
 745					switch (item.getItemId()) {
 746						case R.id.encryption_choice_none:
 747							conversation.setNextEncryption(Message.ENCRYPTION_NONE);
 748							item.setChecked(true);
 749							break;
 750						case R.id.encryption_choice_otr:
 751							conversation.setNextEncryption(Message.ENCRYPTION_OTR);
 752							item.setChecked(true);
 753							break;
 754						case R.id.encryption_choice_pgp:
 755							if (hasPgp()) {
 756								if (conversation.getAccount().getKeys().has("pgp_signature")) {
 757									conversation.setNextEncryption(Message.ENCRYPTION_PGP);
 758									item.setChecked(true);
 759								} else {
 760									announcePgp(conversation.getAccount(),conversation);
 761								}
 762							} else {
 763								showInstallPgpDialog();
 764							}
 765							break;
 766						case R.id.encryption_choice_axolotl:
 767							Log.d(Config.LOGTAG, AxolotlService.getLogprefix(conversation.getAccount())
 768									+ "Enabled axolotl for Contact " + conversation.getContact().getJid());
 769							conversation.setNextEncryption(Message.ENCRYPTION_AXOLOTL);
 770							item.setChecked(true);
 771							break;
 772						default:
 773							conversation.setNextEncryption(Message.ENCRYPTION_NONE);
 774							break;
 775					}
 776					xmppConnectionService.databaseBackend.updateConversation(conversation);
 777					fragment.updateChatMsgHint();
 778					invalidateOptionsMenu();
 779					refreshUi();
 780					return true;
 781				}
 782			});
 783			popup.inflate(R.menu.encryption_choices);
 784			MenuItem otr = popup.getMenu().findItem(R.id.encryption_choice_otr);
 785			MenuItem none = popup.getMenu().findItem(R.id.encryption_choice_none);
 786			MenuItem pgp = popup.getMenu().findItem(R.id.encryption_choice_pgp);
 787			MenuItem axolotl = popup.getMenu().findItem(R.id.encryption_choice_axolotl);
 788			pgp.setVisible(!Config.HIDE_PGP_IN_UI);
 789			if (conversation.getMode() == Conversation.MODE_MULTI) {
 790				otr.setVisible(false);
 791				axolotl.setVisible(false);
 792			} else if (!conversation.getAccount().getAxolotlService().isContactAxolotlCapable(conversation.getContact())) {
 793				axolotl.setEnabled(false);
 794			}
 795			switch (conversation.getNextEncryption()) {
 796				case Message.ENCRYPTION_NONE:
 797					none.setChecked(true);
 798					break;
 799				case Message.ENCRYPTION_OTR:
 800					otr.setChecked(true);
 801					break;
 802				case Message.ENCRYPTION_PGP:
 803					pgp.setChecked(true);
 804					break;
 805				case Message.ENCRYPTION_AXOLOTL:
 806					axolotl.setChecked(true);
 807					break;
 808				default:
 809					none.setChecked(true);
 810					break;
 811			}
 812			popup.show();
 813		}
 814	}
 815
 816	protected void muteConversationDialog(final Conversation conversation) {
 817		AlertDialog.Builder builder = new AlertDialog.Builder(this);
 818		builder.setTitle(R.string.disable_notifications);
 819		final int[] durations = getResources().getIntArray(R.array.mute_options_durations);
 820		builder.setItems(R.array.mute_options_descriptions,
 821				new OnClickListener() {
 822
 823					@Override
 824					public void onClick(final DialogInterface dialog, final int which) {
 825						final long till;
 826						if (durations[which] == -1) {
 827							till = Long.MAX_VALUE;
 828						} else {
 829							till = System.currentTimeMillis() + (durations[which] * 1000);
 830						}
 831						conversation.setMutedTill(till);
 832						ConversationActivity.this.xmppConnectionService.databaseBackend
 833								.updateConversation(conversation);
 834						updateConversationList();
 835						ConversationActivity.this.mConversationFragment.updateMessages();
 836						invalidateOptionsMenu();
 837					}
 838				});
 839		builder.create().show();
 840	}
 841
 842	public void unmuteConversation(final Conversation conversation) {
 843		conversation.setMutedTill(0);
 844		this.xmppConnectionService.databaseBackend.updateConversation(conversation);
 845		updateConversationList();
 846		ConversationActivity.this.mConversationFragment.updateMessages();
 847		invalidateOptionsMenu();
 848	}
 849
 850	@Override
 851	public void onBackPressed() {
 852		if (!isConversationsOverviewVisable()) {
 853			showConversationsOverview();
 854		} else {
 855			moveTaskToBack(true);
 856		}
 857	}
 858
 859	@Override
 860	protected void onNewIntent(final Intent intent) {
 861		if (xmppConnectionServiceBound) {
 862			if (intent != null && VIEW_CONVERSATION.equals(intent.getType())) {
 863				handleViewConversationIntent(intent);
 864			}
 865		} else {
 866			setIntent(intent);
 867		}
 868	}
 869
 870	@Override
 871	public void onStart() {
 872		super.onStart();
 873		this.mRedirected = false;
 874		if (this.xmppConnectionServiceBound) {
 875			this.onBackendConnected();
 876		}
 877		if (conversationList.size() >= 1) {
 878			this.onConversationUpdate();
 879		}
 880	}
 881
 882	@Override
 883	public void onPause() {
 884		listView.discardUndo();
 885		super.onPause();
 886		this.mActivityPaused = true;
 887		if (this.xmppConnectionServiceBound) {
 888			this.xmppConnectionService.getNotificationService().setIsInForeground(false);
 889		}
 890	}
 891
 892	@Override
 893	public void onResume() {
 894		super.onResume();
 895		final int theme = findTheme();
 896		final boolean usingEnterKey = usingEnterKey();
 897		if (this.mTheme != theme || usingEnterKey != mUsingEnterKey) {
 898			recreate();
 899		}
 900		this.mActivityPaused = false;
 901		if (this.xmppConnectionServiceBound) {
 902			this.xmppConnectionService.getNotificationService().setIsInForeground(true);
 903		}
 904
 905		if (!isConversationsOverviewVisable() || !isConversationsOverviewHideable()) {
 906			sendReadMarkerIfNecessary(getSelectedConversation());
 907		}
 908
 909	}
 910
 911	@Override
 912	public void onSaveInstanceState(final Bundle savedInstanceState) {
 913		Conversation conversation = getSelectedConversation();
 914		if (conversation != null) {
 915			savedInstanceState.putString(STATE_OPEN_CONVERSATION,
 916					conversation.getUuid());
 917		}
 918		savedInstanceState.putBoolean(STATE_PANEL_OPEN,
 919				isConversationsOverviewVisable());
 920		if (this.mPendingImageUris.size() >= 1) {
 921			savedInstanceState.putString(STATE_PENDING_URI, this.mPendingImageUris.get(0).toString());
 922		}
 923		super.onSaveInstanceState(savedInstanceState);
 924	}
 925
 926	@Override
 927	void onBackendConnected() {
 928		this.xmppConnectionService.getNotificationService().setIsInForeground(true);
 929		updateConversationList();
 930
 931		if (mPendingConferenceInvite != null) {
 932			mPendingConferenceInvite.execute(this);
 933			mPendingConferenceInvite = null;
 934		}
 935
 936		if (xmppConnectionService.getAccounts().size() == 0) {
 937			if (!mRedirected) {
 938				this.mRedirected = true;
 939				startActivity(new Intent(this, EditAccountActivity.class));
 940				finish();
 941			}
 942		} else if (conversationList.size() <= 0) {
 943			if (!mRedirected) {
 944				this.mRedirected = true;
 945				Intent intent = new Intent(this, StartConversationActivity.class);
 946				intent.putExtra("init",true);
 947				startActivity(intent);
 948				finish();
 949			}
 950		} else if (getIntent() != null && VIEW_CONVERSATION.equals(getIntent().getType())) {
 951			handleViewConversationIntent(getIntent());
 952		} else if (selectConversationByUuid(mOpenConverstaion)) {
 953			if (mPanelOpen) {
 954				showConversationsOverview();
 955			} else {
 956				if (isConversationsOverviewHideable()) {
 957					openConversation();
 958				}
 959			}
 960			this.mConversationFragment.reInit(getSelectedConversation());
 961			mOpenConverstaion = null;
 962		} else if (getSelectedConversation() == null) {
 963			showConversationsOverview();
 964			mPendingImageUris.clear();
 965			mPendingFileUris.clear();
 966			mPendingGeoUri = null;
 967			setSelectedConversation(conversationList.get(0));
 968			this.mConversationFragment.reInit(getSelectedConversation());
 969		} else {
 970			this.mConversationFragment.messageListAdapter.updatePreferences();
 971			this.mConversationFragment.messagesView.invalidateViews();
 972		}
 973
 974		if(!forbidProcessingPendings) {
 975			for (Iterator<Uri> i = mPendingImageUris.iterator(); i.hasNext(); i.remove()) {
 976				Uri foo = i.next();
 977				attachImageToConversation(getSelectedConversation(), foo);
 978			}
 979
 980			for (Iterator<Uri> i = mPendingFileUris.iterator(); i.hasNext(); i.remove()) {
 981				attachFileToConversation(getSelectedConversation(), i.next());
 982			}
 983
 984			if (mPendingGeoUri != null) {
 985				attachLocationToConversation(getSelectedConversation(), mPendingGeoUri);
 986				mPendingGeoUri = null;
 987			}
 988		}
 989		forbidProcessingPendings = false;
 990
 991		ExceptionHelper.checkForCrash(this, this.xmppConnectionService);
 992		setIntent(new Intent());
 993	}
 994
 995	private void handleViewConversationIntent(final Intent intent) {
 996		final String uuid = intent.getStringExtra(CONVERSATION);
 997		final String downloadUuid = intent.getStringExtra(MESSAGE);
 998		final String text = intent.getStringExtra(TEXT);
 999		final String nick = intent.getStringExtra(NICK);
1000		final boolean pm = intent.getBooleanExtra(PRIVATE_MESSAGE,false);
1001		if (selectConversationByUuid(uuid)) {
1002			this.mConversationFragment.reInit(getSelectedConversation());
1003			if (nick != null) {
1004				if (pm) {
1005					Jid jid = getSelectedConversation().getJid();
1006					try {
1007						Jid next = Jid.fromParts(jid.getLocalpart(),jid.getDomainpart(),nick);
1008						this.mConversationFragment.privateMessageWith(next);
1009					} catch (final InvalidJidException ignored) {
1010						//do nothing
1011					}
1012				} else {
1013					this.mConversationFragment.highlightInConference(nick);
1014				}
1015			} else {
1016				this.mConversationFragment.appendText(text);
1017			}
1018			hideConversationsOverview();
1019			openConversation();
1020			if (mContentView instanceof SlidingPaneLayout) {
1021				updateActionBarTitle(true); //fixes bug where slp isn't properly closed yet
1022			}
1023			if (downloadUuid != null) {
1024				final Message message = mSelectedConversation.findMessageWithFileAndUuid(downloadUuid);
1025				if (message != null) {
1026					mConversationFragment.messageListAdapter.startDownloadable(message);
1027				}
1028			}
1029		}
1030	}
1031
1032	private boolean selectConversationByUuid(String uuid) {
1033		if (uuid == null) {
1034			return false;
1035		}
1036		for (Conversation aConversationList : conversationList) {
1037			if (aConversationList.getUuid().equals(uuid)) {
1038				setSelectedConversation(aConversationList);
1039				return true;
1040			}
1041		}
1042		return false;
1043	}
1044
1045	@Override
1046	protected void unregisterListeners() {
1047		super.unregisterListeners();
1048		xmppConnectionService.getNotificationService().setOpenConversation(null);
1049	}
1050
1051	@SuppressLint("NewApi")
1052	private static List<Uri> extractUriFromIntent(final Intent intent) {
1053		List<Uri> uris = new ArrayList<>();
1054		Uri uri = intent.getData();
1055		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2 && uri == null) {
1056			ClipData clipData = intent.getClipData();
1057			for(int i = 0; i < clipData.getItemCount(); ++i) {
1058				uris.add(clipData.getItemAt(i).getUri());
1059			}
1060		} else {
1061			uris.add(uri);
1062		}
1063		return uris;
1064	}
1065
1066	@Override
1067	protected void onActivityResult(int requestCode, int resultCode,
1068			final Intent data) {
1069		super.onActivityResult(requestCode, resultCode, data);
1070		if (resultCode == RESULT_OK) {
1071			if (requestCode == REQUEST_DECRYPT_PGP) {
1072				mConversationFragment.hideSnackbar();
1073				mConversationFragment.updateMessages();
1074			} else if (requestCode == ATTACHMENT_CHOICE_CHOOSE_IMAGE) {
1075				mPendingImageUris.clear();
1076				mPendingImageUris.addAll(extractUriFromIntent(data));
1077				if (xmppConnectionServiceBound) {
1078					for(Iterator<Uri> i = mPendingImageUris.iterator(); i.hasNext(); i.remove()) {
1079						attachImageToConversation(getSelectedConversation(),i.next());
1080					}
1081				}
1082			} else if (requestCode == ATTACHMENT_CHOICE_CHOOSE_FILE || requestCode == ATTACHMENT_CHOICE_RECORD_VOICE) {
1083				mPendingFileUris.clear();
1084				mPendingFileUris.addAll(extractUriFromIntent(data));
1085				if (xmppConnectionServiceBound) {
1086					for(Iterator<Uri> i = mPendingFileUris.iterator(); i.hasNext(); i.remove()) {
1087						attachFileToConversation(getSelectedConversation(), i.next());
1088					}
1089				}
1090			} else if (requestCode == ATTACHMENT_CHOICE_TAKE_PHOTO) {
1091				if (mPendingImageUris.size() == 1) {
1092					Uri uri = mPendingImageUris.get(0);
1093					if (xmppConnectionServiceBound) {
1094						attachImageToConversation(getSelectedConversation(), uri);
1095						mPendingImageUris.clear();
1096					}
1097					Intent intent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
1098					intent.setData(uri);
1099					sendBroadcast(intent);
1100				} else {
1101					mPendingImageUris.clear();
1102				}
1103			} else if (requestCode == ATTACHMENT_CHOICE_LOCATION) {
1104				double latitude = data.getDoubleExtra("latitude",0);
1105				double longitude = data.getDoubleExtra("longitude",0);
1106				this.mPendingGeoUri = Uri.parse("geo:"+String.valueOf(latitude)+","+String.valueOf(longitude));
1107				if (xmppConnectionServiceBound) {
1108					attachLocationToConversation(getSelectedConversation(), mPendingGeoUri);
1109					this.mPendingGeoUri = null;
1110				}
1111			} else if (requestCode == REQUEST_TRUST_KEYS_TEXT || requestCode == REQUEST_TRUST_KEYS_MENU) {
1112				this.forbidProcessingPendings = !xmppConnectionServiceBound;
1113				mConversationFragment.onActivityResult(requestCode, resultCode, data);
1114			}
1115		} else {
1116			mPendingImageUris.clear();
1117			mPendingFileUris.clear();
1118		}
1119	}
1120
1121	private void attachLocationToConversation(Conversation conversation, Uri uri) {
1122		if (conversation == null) {
1123			return;
1124		}
1125		xmppConnectionService.attachLocationToConversation(conversation,uri, new UiCallback<Message>() {
1126
1127			@Override
1128			public void success(Message message) {
1129				xmppConnectionService.sendMessage(message);
1130			}
1131
1132			@Override
1133			public void error(int errorCode, Message object) {
1134
1135			}
1136
1137			@Override
1138			public void userInputRequried(PendingIntent pi, Message object) {
1139
1140			}
1141		});
1142	}
1143
1144	private void attachFileToConversation(Conversation conversation, Uri uri) {
1145		if (conversation == null) {
1146			return;
1147		}
1148		prepareFileToast = Toast.makeText(getApplicationContext(),getText(R.string.preparing_file), Toast.LENGTH_LONG);
1149		prepareFileToast.show();
1150		xmppConnectionService.attachFileToConversation(conversation, uri, new UiCallback<Message>() {
1151			@Override
1152			public void success(Message message) {
1153				hidePrepareFileToast();
1154				xmppConnectionService.sendMessage(message);
1155			}
1156
1157			@Override
1158			public void error(int errorCode, Message message) {
1159				displayErrorDialog(errorCode);
1160			}
1161
1162			@Override
1163			public void userInputRequried(PendingIntent pi, Message message) {
1164
1165			}
1166		});
1167	}
1168
1169	private void attachImageToConversation(Conversation conversation, Uri uri) {
1170		if (conversation == null) {
1171			return;
1172		}
1173		prepareFileToast = Toast.makeText(getApplicationContext(),getText(R.string.preparing_image), Toast.LENGTH_LONG);
1174		prepareFileToast.show();
1175		xmppConnectionService.attachImageToConversation(conversation, uri,
1176				new UiCallback<Message>() {
1177
1178					@Override
1179					public void userInputRequried(PendingIntent pi,
1180												  Message object) {
1181						hidePrepareFileToast();
1182					}
1183
1184					@Override
1185					public void success(Message message) {
1186						xmppConnectionService.sendMessage(message);
1187					}
1188
1189					@Override
1190					public void error(int error, Message message) {
1191						hidePrepareFileToast();
1192						displayErrorDialog(error);
1193					}
1194				});
1195	}
1196
1197	private void hidePrepareFileToast() {
1198		if (prepareFileToast != null) {
1199			runOnUiThread(new Runnable() {
1200
1201				@Override
1202				public void run() {
1203					prepareFileToast.cancel();
1204				}
1205			});
1206		}
1207	}
1208
1209	public void updateConversationList() {
1210		xmppConnectionService
1211			.populateWithOrderedConversations(conversationList);
1212		if (swipedConversation != null) {
1213			if (swipedConversation.isRead()) {
1214				conversationList.remove(swipedConversation);
1215			} else {
1216				listView.discardUndo();
1217			}
1218		}
1219		listAdapter.notifyDataSetChanged();
1220	}
1221
1222	public void runIntent(PendingIntent pi, int requestCode) {
1223		try {
1224			this.startIntentSenderForResult(pi.getIntentSender(), requestCode,
1225					null, 0, 0, 0);
1226		} catch (final SendIntentException ignored) {
1227		}
1228	}
1229
1230	public void encryptTextMessage(Message message) {
1231		xmppConnectionService.getPgpEngine().encrypt(message,
1232				new UiCallback<Message>() {
1233
1234					@Override
1235					public void userInputRequried(PendingIntent pi,
1236							Message message) {
1237						ConversationActivity.this.runIntent(pi,
1238								ConversationActivity.REQUEST_SEND_MESSAGE);
1239					}
1240
1241					@Override
1242					public void success(Message message) {
1243						message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1244						xmppConnectionService.sendMessage(message);
1245					}
1246
1247					@Override
1248					public void error(int error, Message message) {
1249
1250					}
1251				});
1252	}
1253
1254	public boolean useSendButtonToIndicateStatus() {
1255		return getPreferences().getBoolean("send_button_status", false);
1256	}
1257
1258	public boolean indicateReceived() {
1259		return getPreferences().getBoolean("indicate_received", false);
1260	}
1261
1262	public boolean useWhiteBackground() {
1263		return getPreferences().getBoolean("use_white_background",false);
1264	}
1265
1266	protected boolean trustKeysIfNeeded(int requestCode) {
1267		return trustKeysIfNeeded(requestCode, ATTACHMENT_CHOICE_INVALID);
1268	}
1269
1270	protected boolean trustKeysIfNeeded(int requestCode, int attachmentChoice) {
1271		AxolotlService axolotlService = mSelectedConversation.getAccount().getAxolotlService();
1272		boolean hasPendingKeys = !axolotlService.getKeysWithTrust(XmppAxolotlSession.Trust.UNDECIDED,
1273				mSelectedConversation.getContact()).isEmpty()
1274				|| !axolotlService.findDevicesWithoutSession(mSelectedConversation).isEmpty();
1275		boolean hasNoTrustedKeys = axolotlService.getNumTrustedKeys(mSelectedConversation.getContact()) == 0;
1276		if( hasPendingKeys || hasNoTrustedKeys) {
1277			axolotlService.createSessionsIfNeeded(mSelectedConversation);
1278			Intent intent = new Intent(getApplicationContext(), TrustKeysActivity.class);
1279			intent.putExtra("contact", mSelectedConversation.getContact().getJid().toBareJid().toString());
1280			intent.putExtra("account", mSelectedConversation.getAccount().getJid().toBareJid().toString());
1281			intent.putExtra("choice", attachmentChoice);
1282			intent.putExtra("has_no_trusted", hasNoTrustedKeys);
1283			startActivityForResult(intent, requestCode);
1284			return true;
1285		} else {
1286			return false;
1287		}
1288	}
1289
1290	@Override
1291	protected void refreshUiReal() {
1292		updateConversationList();
1293		if (xmppConnectionService != null && xmppConnectionService.getAccounts().size() == 0) {
1294			if (!mRedirected) {
1295				this.mRedirected = true;
1296				startActivity(new Intent(this, EditAccountActivity.class));
1297				finish();
1298			}
1299		} else if (conversationList.size() == 0) {
1300			if (!mRedirected) {
1301				this.mRedirected = true;
1302				Intent intent = new Intent(this, StartConversationActivity.class);
1303				intent.putExtra("init",true);
1304				startActivity(intent);
1305				finish();
1306			}
1307		} else {
1308			ConversationActivity.this.mConversationFragment.updateMessages();
1309			updateActionBarTitle();
1310		}
1311		invalidateOptionsMenu();
1312	}
1313
1314	@Override
1315	public void onAccountUpdate() {
1316		this.refreshUi();
1317	}
1318
1319	@Override
1320	public void onConversationUpdate() {
1321		this.refreshUi();
1322	}
1323
1324	@Override
1325	public void onRosterUpdate() {
1326		this.refreshUi();
1327	}
1328
1329	@Override
1330	public void OnUpdateBlocklist(Status status) {
1331		this.refreshUi();
1332	}
1333
1334	public void unblockConversation(final Blockable conversation) {
1335		xmppConnectionService.sendUnblockRequest(conversation);
1336	}
1337
1338	public boolean enterIsSend() {
1339		return getPreferences().getBoolean("enter_is_send",false);
1340	}
1341
1342	@Override
1343	public void onShowErrorToast(final int resId) {
1344		runOnUiThread(new Runnable() {
1345			@Override
1346			public void run() {
1347				Toast.makeText(ConversationActivity.this,resId,Toast.LENGTH_SHORT).show();
1348			}
1349		});
1350	}
1351}