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