ConversationActivity.java

   1package eu.siacs.conversations.ui;
   2
   3import android.Manifest;
   4import android.annotation.SuppressLint;
   5import android.app.ActionBar;
   6import android.app.AlertDialog;
   7import android.app.FragmentTransaction;
   8import android.app.PendingIntent;
   9import android.content.ClipData;
  10import android.content.DialogInterface;
  11import android.content.DialogInterface.OnClickListener;
  12import android.content.Intent;
  13import android.content.IntentSender.SendIntentException;
  14import android.content.pm.PackageManager;
  15import android.net.Uri;
  16import android.os.Build;
  17import android.os.Bundle;
  18import android.provider.MediaStore;
  19import android.provider.Settings;
  20import android.support.v4.widget.SlidingPaneLayout;
  21import android.support.v4.widget.SlidingPaneLayout.PanelSlideListener;
  22import android.util.Log;
  23import android.util.Pair;
  24import android.view.Gravity;
  25import android.view.KeyEvent;
  26import android.view.Menu;
  27import android.view.MenuItem;
  28import android.view.Surface;
  29import android.view.View;
  30import android.widget.AdapterView;
  31import android.widget.AdapterView.OnItemClickListener;
  32import android.widget.ArrayAdapter;
  33import android.widget.CheckBox;
  34import android.widget.PopupMenu;
  35import android.widget.PopupMenu.OnMenuItemClickListener;
  36import android.widget.Toast;
  37
  38import net.java.otr4j.session.SessionStatus;
  39
  40import org.openintents.openpgp.util.OpenPgpApi;
  41
  42import java.util.ArrayList;
  43import java.util.Iterator;
  44import java.util.List;
  45import java.util.concurrent.atomic.AtomicBoolean;
  46
  47import de.timroes.android.listview.EnhancedListView;
  48import eu.siacs.conversations.Config;
  49import eu.siacs.conversations.R;
  50import eu.siacs.conversations.crypto.axolotl.AxolotlService;
  51import eu.siacs.conversations.crypto.axolotl.XmppAxolotlSession;
  52import eu.siacs.conversations.entities.Account;
  53import eu.siacs.conversations.entities.Blockable;
  54import eu.siacs.conversations.entities.Contact;
  55import eu.siacs.conversations.entities.Conversation;
  56import eu.siacs.conversations.entities.Message;
  57import eu.siacs.conversations.entities.Transferable;
  58import eu.siacs.conversations.services.XmppConnectionService;
  59import eu.siacs.conversations.services.XmppConnectionService.OnAccountUpdate;
  60import eu.siacs.conversations.services.XmppConnectionService.OnConversationUpdate;
  61import eu.siacs.conversations.services.XmppConnectionService.OnRosterUpdate;
  62import eu.siacs.conversations.ui.adapter.ConversationAdapter;
  63import eu.siacs.conversations.utils.ExceptionHelper;
  64import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
  65import eu.siacs.conversations.xmpp.jid.InvalidJidException;
  66import eu.siacs.conversations.xmpp.jid.Jid;
  67
  68public class ConversationActivity extends XmppActivity
  69	implements OnAccountUpdate, OnConversationUpdate, OnRosterUpdate, OnUpdateBlocklist, XmppConnectionService.OnShowErrorToast {
  70
  71	public static final String ACTION_DOWNLOAD = "eu.siacs.conversations.action.DOWNLOAD";
  72
  73	public static final String VIEW_CONVERSATION = "viewConversation";
  74	public static final String CONVERSATION = "conversationUuid";
  75	public static final String MESSAGE = "messageUuid";
  76	public static final String TEXT = "text";
  77	public static final String NICK = "nick";
  78	public static final String PRIVATE_MESSAGE = "pm";
  79
  80	public static final int REQUEST_SEND_MESSAGE = 0x0201;
  81	public static final int REQUEST_DECRYPT_PGP = 0x0202;
  82	public static final int REQUEST_ENCRYPT_MESSAGE = 0x0207;
  83	public static final int REQUEST_TRUST_KEYS_TEXT = 0x0208;
  84	public static final int REQUEST_TRUST_KEYS_MENU = 0x0209;
  85	public static final int REQUEST_START_DOWNLOAD = 0x0210;
  86	public static final int ATTACHMENT_CHOICE_CHOOSE_IMAGE = 0x0301;
  87	public static final int ATTACHMENT_CHOICE_TAKE_PHOTO = 0x0302;
  88	public static final int ATTACHMENT_CHOICE_CHOOSE_FILE = 0x0303;
  89	public static final int ATTACHMENT_CHOICE_RECORD_VOICE = 0x0304;
  90	public static final int ATTACHMENT_CHOICE_LOCATION = 0x0305;
  91	public static final int ATTACHMENT_CHOICE_INVALID = 0x0306;
  92	private static final String STATE_OPEN_CONVERSATION = "state_open_conversation";
  93	private static final String STATE_PANEL_OPEN = "state_panel_open";
  94	private static final String STATE_PENDING_URI = "state_pending_uri";
  95
  96	private String mOpenConverstaion = null;
  97	private boolean mPanelOpen = true;
  98	final private List<Uri> mPendingImageUris = new ArrayList<>();
  99	final private List<Uri> mPendingFileUris = new ArrayList<>();
 100	private Uri mPendingGeoUri = null;
 101	private boolean forbidProcessingPendings = false;
 102	private Message mPendingDownloadableMessage = null;
 103
 104	private boolean conversationWasSelectedByKeyboard = false;
 105
 106	private View mContentView;
 107
 108	private List<Conversation> conversationList = new ArrayList<>();
 109	private Conversation swipedConversation = null;
 110	private Conversation mSelectedConversation = null;
 111	private EnhancedListView listView;
 112	private ConversationFragment mConversationFragment;
 113
 114	private ArrayAdapter<Conversation> listAdapter;
 115
 116	private Toast prepareFileToast;
 117
 118	private boolean mActivityPaused = false;
 119	private AtomicBoolean mRedirected = new AtomicBoolean(false);
 120	private Pair<Integer, Intent> mPostponedActivityResult;
 121
 122	public Conversation getSelectedConversation() {
 123		return this.mSelectedConversation;
 124	}
 125
 126	public void setSelectedConversation(Conversation conversation) {
 127		this.mSelectedConversation = conversation;
 128	}
 129
 130	public void showConversationsOverview() {
 131		if (mContentView instanceof SlidingPaneLayout) {
 132			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 133			mSlidingPaneLayout.openPane();
 134		}
 135	}
 136
 137	@Override
 138	protected String getShareableUri() {
 139		Conversation conversation = getSelectedConversation();
 140		if (conversation != null) {
 141			return conversation.getAccount().getShareableUri();
 142		} else {
 143			return "";
 144		}
 145	}
 146
 147	public void hideConversationsOverview() {
 148		if (mContentView instanceof SlidingPaneLayout) {
 149			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 150			mSlidingPaneLayout.closePane();
 151		}
 152	}
 153
 154	public boolean isConversationsOverviewHideable() {
 155		if (mContentView instanceof SlidingPaneLayout) {
 156			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 157			return mSlidingPaneLayout.isSlideable();
 158		} else {
 159			return false;
 160		}
 161	}
 162
 163	public boolean isConversationsOverviewVisable() {
 164		if (mContentView instanceof SlidingPaneLayout) {
 165			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 166			return mSlidingPaneLayout.isOpen();
 167		} else {
 168			return true;
 169		}
 170	}
 171
 172	@Override
 173	protected void onCreate(final Bundle savedInstanceState) {
 174		super.onCreate(savedInstanceState);
 175		if (savedInstanceState != null) {
 176			mOpenConverstaion = savedInstanceState.getString(STATE_OPEN_CONVERSATION, null);
 177			mPanelOpen = savedInstanceState.getBoolean(STATE_PANEL_OPEN, true);
 178			String pending = savedInstanceState.getString(STATE_PENDING_URI, null);
 179			if (pending != null) {
 180				mPendingImageUris.clear();
 181				mPendingImageUris.add(Uri.parse(pending));
 182			}
 183		}
 184
 185		setContentView(R.layout.fragment_conversations_overview);
 186
 187		this.mConversationFragment = new ConversationFragment();
 188		FragmentTransaction transaction = getFragmentManager().beginTransaction();
 189		transaction.replace(R.id.selected_conversation, this.mConversationFragment, "conversation");
 190		transaction.commit();
 191
 192		listView = (EnhancedListView) findViewById(R.id.list);
 193		this.listAdapter = new ConversationAdapter(this, conversationList);
 194		listView.setAdapter(this.listAdapter);
 195
 196		if (getActionBar() != null) {
 197			getActionBar().setDisplayHomeAsUpEnabled(false);
 198			getActionBar().setHomeButtonEnabled(false);
 199		}
 200
 201		listView.setOnItemClickListener(new OnItemClickListener() {
 202
 203			@Override
 204			public void onItemClick(AdapterView<?> arg0, View clickedView,
 205									int position, long arg3) {
 206				if (getSelectedConversation() != conversationList.get(position)) {
 207					setSelectedConversation(conversationList.get(position));
 208					ConversationActivity.this.mConversationFragment.reInit(getSelectedConversation());
 209					conversationWasSelectedByKeyboard = false;
 210				}
 211				hideConversationsOverview();
 212				openConversation();
 213			}
 214		});
 215
 216		listView.setDismissCallback(new EnhancedListView.OnDismissCallback() {
 217
 218			@Override
 219			public EnhancedListView.Undoable onDismiss(final EnhancedListView enhancedListView, final int position) {
 220
 221				final int index = listView.getFirstVisiblePosition();
 222				View v = listView.getChildAt(0);
 223				final int top = (v == null) ? 0 : (v.getTop() - listView.getPaddingTop());
 224
 225				try {
 226					swipedConversation = listAdapter.getItem(position);
 227				} catch (IndexOutOfBoundsException e) {
 228					return null;
 229				}
 230				listAdapter.remove(swipedConversation);
 231				xmppConnectionService.markRead(swipedConversation);
 232
 233				final boolean formerlySelected = (getSelectedConversation() == swipedConversation);
 234				if (position == 0 && listAdapter.getCount() == 0) {
 235					endConversation(swipedConversation, false, true);
 236					return null;
 237				} else if (formerlySelected) {
 238					setSelectedConversation(listAdapter.getItem(0));
 239					ConversationActivity.this.mConversationFragment
 240							.reInit(getSelectedConversation());
 241				}
 242
 243				return new EnhancedListView.Undoable() {
 244
 245					@Override
 246					public void undo() {
 247						listAdapter.insert(swipedConversation, position);
 248						if (formerlySelected) {
 249							setSelectedConversation(swipedConversation);
 250							ConversationActivity.this.mConversationFragment
 251									.reInit(getSelectedConversation());
 252						}
 253						swipedConversation = null;
 254						listView.setSelectionFromTop(index + (listView.getChildCount() < position ? 1 : 0), top);
 255					}
 256
 257					@Override
 258					public void discard() {
 259						if (!swipedConversation.isRead()
 260								&& swipedConversation.getMode() == Conversation.MODE_SINGLE) {
 261							swipedConversation = null;
 262							return;
 263						}
 264						endConversation(swipedConversation, false, false);
 265						swipedConversation = null;
 266					}
 267
 268					@Override
 269					public String getTitle() {
 270						if (swipedConversation.getMode() == Conversation.MODE_MULTI) {
 271							return getResources().getString(R.string.title_undo_swipe_out_muc);
 272						} else {
 273							return getResources().getString(R.string.title_undo_swipe_out_conversation);
 274						}
 275					}
 276				};
 277			}
 278		});
 279		listView.enableSwipeToDismiss();
 280		listView.setSwipingLayout(R.id.swipeable_item);
 281		listView.setUndoStyle(EnhancedListView.UndoStyle.SINGLE_POPUP);
 282		listView.setUndoHideDelay(5000);
 283		listView.setRequireTouchBeforeDismiss(false);
 284
 285		mContentView = findViewById(R.id.content_view_spl);
 286		if (mContentView == null) {
 287			mContentView = findViewById(R.id.content_view_ll);
 288		}
 289		if (mContentView instanceof SlidingPaneLayout) {
 290			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 291			mSlidingPaneLayout.setParallaxDistance(150);
 292			mSlidingPaneLayout
 293					.setShadowResource(R.drawable.es_slidingpane_shadow);
 294			mSlidingPaneLayout.setSliderFadeColor(0);
 295			mSlidingPaneLayout.setPanelSlideListener(new PanelSlideListener() {
 296
 297				@Override
 298				public void onPanelOpened(View arg0) {
 299					updateActionBarTitle();
 300					invalidateOptionsMenu();
 301					hideKeyboard();
 302					if (xmppConnectionServiceBound) {
 303						xmppConnectionService.getNotificationService()
 304								.setOpenConversation(null);
 305					}
 306					closeContextMenu();
 307				}
 308
 309				@Override
 310				public void onPanelClosed(View arg0) {
 311					listView.discardUndo();
 312					openConversation();
 313				}
 314
 315				@Override
 316				public void onPanelSlide(View arg0, float arg1) {
 317					// TODO Auto-generated method stub
 318
 319				}
 320			});
 321		}
 322	}
 323
 324	@Override
 325	public void switchToConversation(Conversation conversation) {
 326		setSelectedConversation(conversation);
 327		runOnUiThread(new Runnable() {
 328			@Override
 329			public void run() {
 330				ConversationActivity.this.mConversationFragment.reInit(getSelectedConversation());
 331				openConversation();
 332			}
 333		});
 334	}
 335
 336	private void updateActionBarTitle() {
 337		updateActionBarTitle(isConversationsOverviewHideable() && !isConversationsOverviewVisable());
 338	}
 339
 340	private void updateActionBarTitle(boolean titleShouldBeName) {
 341		final ActionBar ab = getActionBar();
 342		final Conversation conversation = getSelectedConversation();
 343		if (ab != null) {
 344			if (titleShouldBeName && conversation != null) {
 345				ab.setDisplayHomeAsUpEnabled(true);
 346				ab.setHomeButtonEnabled(true);
 347				if (conversation.getMode() == Conversation.MODE_SINGLE || useSubjectToIdentifyConference()) {
 348					ab.setTitle(conversation.getName());
 349				} else {
 350					ab.setTitle(conversation.getJid().toBareJid().toString());
 351				}
 352			} else {
 353				ab.setDisplayHomeAsUpEnabled(false);
 354				ab.setHomeButtonEnabled(false);
 355				ab.setTitle(R.string.app_name);
 356			}
 357		}
 358	}
 359
 360	private void openConversation() {
 361		this.updateActionBarTitle();
 362		this.invalidateOptionsMenu();
 363		if (xmppConnectionServiceBound) {
 364			final Conversation conversation = getSelectedConversation();
 365			xmppConnectionService.getNotificationService().setOpenConversation(conversation);
 366			sendReadMarkerIfNecessary(conversation);
 367		}
 368		listAdapter.notifyDataSetChanged();
 369	}
 370
 371	public void sendReadMarkerIfNecessary(final Conversation conversation) {
 372		if (!mActivityPaused && conversation != null) {
 373			if (!conversation.isRead()) {
 374				xmppConnectionService.sendReadMarker(conversation);
 375			} else {
 376				xmppConnectionService.markRead(conversation);
 377			}
 378		}
 379	}
 380
 381	@Override
 382	public boolean onCreateOptionsMenu(Menu menu) {
 383		getMenuInflater().inflate(R.menu.conversations, menu);
 384		final MenuItem menuSecure = menu.findItem(R.id.action_security);
 385		final MenuItem menuArchive = menu.findItem(R.id.action_archive);
 386		final MenuItem menuMucDetails = menu.findItem(R.id.action_muc_details);
 387		final MenuItem menuContactDetails = menu.findItem(R.id.action_contact_details);
 388		final MenuItem menuAttach = menu.findItem(R.id.action_attach_file);
 389		final MenuItem menuClearHistory = menu.findItem(R.id.action_clear_history);
 390		final MenuItem menuAdd = menu.findItem(R.id.action_add);
 391		final MenuItem menuInviteContact = menu.findItem(R.id.action_invite);
 392		final MenuItem menuMute = menu.findItem(R.id.action_mute);
 393		final MenuItem menuUnmute = menu.findItem(R.id.action_unmute);
 394
 395		if (isConversationsOverviewVisable() && isConversationsOverviewHideable()) {
 396			menuArchive.setVisible(false);
 397			menuMucDetails.setVisible(false);
 398			menuContactDetails.setVisible(false);
 399			menuSecure.setVisible(false);
 400			menuInviteContact.setVisible(false);
 401			menuAttach.setVisible(false);
 402			menuClearHistory.setVisible(false);
 403			menuMute.setVisible(false);
 404			menuUnmute.setVisible(false);
 405		} else {
 406			menuAdd.setVisible(!isConversationsOverviewHideable());
 407			if (this.getSelectedConversation() != null) {
 408				if (this.getSelectedConversation().getNextEncryption() != Message.ENCRYPTION_NONE) {
 409					if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
 410						menuSecure.setIcon(R.drawable.ic_lock_white_24dp);
 411					} else {
 412						menuSecure.setIcon(R.drawable.ic_action_secure);
 413					}
 414				}
 415				if (this.getSelectedConversation().getMode() == Conversation.MODE_MULTI) {
 416					menuContactDetails.setVisible(false);
 417					menuAttach.setVisible(getSelectedConversation().getAccount().httpUploadAvailable() && getSelectedConversation().getMucOptions().participating());
 418					menuInviteContact.setVisible(getSelectedConversation().getMucOptions().canInvite());
 419					menuSecure.setVisible(!Config.HIDE_PGP_IN_UI && !Config.X509_VERIFICATION); //if pgp is hidden conferences have no choice of encryption
 420				} else {
 421					menuMucDetails.setVisible(false);
 422				}
 423				if (this.getSelectedConversation().isMuted()) {
 424					menuMute.setVisible(false);
 425				} else {
 426					menuUnmute.setVisible(false);
 427				}
 428			}
 429		}
 430		return true;
 431	}
 432
 433	protected void selectPresenceToAttachFile(final int attachmentChoice, final int encryption) {
 434		final Conversation conversation = getSelectedConversation();
 435		final Account account = conversation.getAccount();
 436		final OnPresenceSelected callback = new OnPresenceSelected() {
 437
 438			@Override
 439			public void onPresenceSelected() {
 440				Intent intent = new Intent();
 441				boolean chooser = false;
 442				String fallbackPackageId = null;
 443				switch (attachmentChoice) {
 444					case ATTACHMENT_CHOICE_CHOOSE_IMAGE:
 445						intent.setAction(Intent.ACTION_GET_CONTENT);
 446						if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
 447							intent.putExtra(Intent.EXTRA_ALLOW_MULTIPLE, true);
 448						}
 449						intent.setType("image/*");
 450						chooser = true;
 451						break;
 452					case ATTACHMENT_CHOICE_TAKE_PHOTO:
 453						Uri uri = xmppConnectionService.getFileBackend().getTakePhotoUri();
 454						intent.setAction(MediaStore.ACTION_IMAGE_CAPTURE);
 455						intent.putExtra(MediaStore.EXTRA_OUTPUT, uri);
 456						mPendingImageUris.clear();
 457						mPendingImageUris.add(uri);
 458						break;
 459					case ATTACHMENT_CHOICE_CHOOSE_FILE:
 460						chooser = true;
 461						intent.setType("*/*");
 462						intent.addCategory(Intent.CATEGORY_OPENABLE);
 463						intent.setAction(Intent.ACTION_GET_CONTENT);
 464						break;
 465					case ATTACHMENT_CHOICE_RECORD_VOICE:
 466						intent.setAction(MediaStore.Audio.Media.RECORD_SOUND_ACTION);
 467						fallbackPackageId = "eu.siacs.conversations.voicerecorder";
 468						break;
 469					case ATTACHMENT_CHOICE_LOCATION:
 470						intent.setAction("eu.siacs.conversations.location.request");
 471						fallbackPackageId = "eu.siacs.conversations.sharelocation";
 472						break;
 473				}
 474				if (intent.resolveActivity(getPackageManager()) != null) {
 475					if (chooser) {
 476						startActivityForResult(
 477								Intent.createChooser(intent, getString(R.string.perform_action_with)),
 478								attachmentChoice);
 479					} else {
 480						startActivityForResult(intent, attachmentChoice);
 481					}
 482				} else if (fallbackPackageId != null) {
 483					startActivity(getInstallApkIntent(fallbackPackageId));
 484				}
 485			}
 486		};
 487		if ((account.httpUploadAvailable() || attachmentChoice == ATTACHMENT_CHOICE_LOCATION) && encryption != Message.ENCRYPTION_OTR) {
 488			conversation.setNextCounterpart(null);
 489			callback.onPresenceSelected();
 490		} else {
 491			selectPresence(conversation, callback);
 492		}
 493	}
 494
 495	private Intent getInstallApkIntent(final String packageId) {
 496		Intent intent = new Intent(Intent.ACTION_VIEW);
 497		intent.setData(Uri.parse("market://details?id=" + packageId));
 498		if (intent.resolveActivity(getPackageManager()) != null) {
 499			return intent;
 500		} else {
 501			intent.setData(Uri.parse("http://play.google.com/store/apps/details?id=" + packageId));
 502			return intent;
 503		}
 504	}
 505
 506	public void attachFile(final int attachmentChoice) {
 507		if (attachmentChoice != ATTACHMENT_CHOICE_LOCATION) {
 508			if (!hasStoragePermission(attachmentChoice)) {
 509				return;
 510			}
 511		}
 512		switch (attachmentChoice) {
 513			case ATTACHMENT_CHOICE_LOCATION:
 514				getPreferences().edit().putString("recently_used_quick_action", "location").apply();
 515				break;
 516			case ATTACHMENT_CHOICE_RECORD_VOICE:
 517				getPreferences().edit().putString("recently_used_quick_action", "voice").apply();
 518				break;
 519			case ATTACHMENT_CHOICE_TAKE_PHOTO:
 520				getPreferences().edit().putString("recently_used_quick_action", "photo").apply();
 521				break;
 522			case ATTACHMENT_CHOICE_CHOOSE_IMAGE:
 523				getPreferences().edit().putString("recently_used_quick_action", "picture").apply();
 524				break;
 525		}
 526		final Conversation conversation = getSelectedConversation();
 527		final int encryption = conversation.getNextEncryption();
 528		final int mode = conversation.getMode();
 529		if (encryption == Message.ENCRYPTION_PGP) {
 530			if (hasPgp()) {
 531				if (mode == Conversation.MODE_SINGLE && conversation.getContact().getPgpKeyId() != 0) {
 532					xmppConnectionService.getPgpEngine().hasKey(
 533							conversation.getContact(),
 534							new UiCallback<Contact>() {
 535
 536								@Override
 537								public void userInputRequried(PendingIntent pi, Contact contact) {
 538									ConversationActivity.this.runIntent(pi, attachmentChoice);
 539								}
 540
 541								@Override
 542								public void success(Contact contact) {
 543									selectPresenceToAttachFile(attachmentChoice, encryption);
 544								}
 545
 546								@Override
 547								public void error(int error, Contact contact) {
 548									displayErrorDialog(error);
 549								}
 550							});
 551				} else if (mode == Conversation.MODE_MULTI && conversation.getMucOptions().pgpKeysInUse()) {
 552					if (!conversation.getMucOptions().everybodyHasKeys()) {
 553						Toast warning = Toast
 554								.makeText(this,
 555										R.string.missing_public_keys,
 556										Toast.LENGTH_LONG);
 557						warning.setGravity(Gravity.CENTER_VERTICAL, 0, 0);
 558						warning.show();
 559					}
 560					selectPresenceToAttachFile(attachmentChoice, encryption);
 561				} else {
 562					final ConversationFragment fragment = (ConversationFragment) getFragmentManager()
 563							.findFragmentByTag("conversation");
 564					if (fragment != null) {
 565						fragment.showNoPGPKeyDialog(false,
 566								new OnClickListener() {
 567
 568									@Override
 569									public void onClick(DialogInterface dialog,
 570														int which) {
 571										conversation
 572												.setNextEncryption(Message.ENCRYPTION_NONE);
 573										xmppConnectionService.databaseBackend
 574												.updateConversation(conversation);
 575										selectPresenceToAttachFile(attachmentChoice, Message.ENCRYPTION_NONE);
 576									}
 577								});
 578					}
 579				}
 580			} else {
 581				showInstallPgpDialog();
 582			}
 583		} else {
 584			if (encryption != Message.ENCRYPTION_AXOLOTL || !trustKeysIfNeeded(REQUEST_TRUST_KEYS_MENU, attachmentChoice)) {
 585				selectPresenceToAttachFile(attachmentChoice, encryption);
 586			}
 587		}
 588	}
 589
 590	public boolean hasStoragePermission(int attachmentChoice) {
 591		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 592			if (checkSelfPermission(Manifest.permission.WRITE_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) {
 593				requestPermissions(new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE}, attachmentChoice);
 594				return false;
 595			} else {
 596				return true;
 597			}
 598		} else {
 599			return true;
 600		}
 601	}
 602
 603	@Override
 604	public void onRequestPermissionsResult(int requestCode, String permissions[], int[] grantResults) {
 605		if (grantResults.length > 0)
 606			if (grantResults[0] == PackageManager.PERMISSION_GRANTED) {
 607				if (requestCode == REQUEST_START_DOWNLOAD) {
 608					if (this.mPendingDownloadableMessage != null) {
 609						startDownloadable(this.mPendingDownloadableMessage);
 610					}
 611				} else {
 612					attachFile(requestCode);
 613				}
 614			} else {
 615				Toast.makeText(this, R.string.no_storage_permission, Toast.LENGTH_SHORT).show();
 616			}
 617	}
 618
 619	public void startDownloadable(Message message) {
 620		if (!hasStoragePermission(ConversationActivity.REQUEST_START_DOWNLOAD)) {
 621			this.mPendingDownloadableMessage = message;
 622			return;
 623		}
 624		Transferable transferable = message.getTransferable();
 625		if (transferable != null) {
 626			if (!transferable.start()) {
 627				Toast.makeText(this, R.string.not_connected_try_again, Toast.LENGTH_SHORT).show();
 628			}
 629		} else if (message.treatAsDownloadable() != Message.Decision.NEVER) {
 630			xmppConnectionService.getHttpConnectionManager().createNewDownloadConnection(message, true);
 631		}
 632	}
 633
 634	@Override
 635	public boolean onOptionsItemSelected(final MenuItem item) {
 636		if (item.getItemId() == android.R.id.home) {
 637			showConversationsOverview();
 638			return true;
 639		} else if (item.getItemId() == R.id.action_add) {
 640			startActivity(new Intent(this, StartConversationActivity.class));
 641			return true;
 642		} else if (getSelectedConversation() != null) {
 643			switch (item.getItemId()) {
 644				case R.id.action_attach_file:
 645					attachFileDialog();
 646					break;
 647				case R.id.action_archive:
 648					this.endConversation(getSelectedConversation());
 649					break;
 650				case R.id.action_contact_details:
 651					switchToContactDetails(getSelectedConversation().getContact());
 652					break;
 653				case R.id.action_muc_details:
 654					Intent intent = new Intent(this,
 655							ConferenceDetailsActivity.class);
 656					intent.setAction(ConferenceDetailsActivity.ACTION_VIEW_MUC);
 657					intent.putExtra("uuid", getSelectedConversation().getUuid());
 658					startActivity(intent);
 659					break;
 660				case R.id.action_invite:
 661					inviteToConversation(getSelectedConversation());
 662					break;
 663				case R.id.action_security:
 664					selectEncryptionDialog(getSelectedConversation());
 665					break;
 666				case R.id.action_clear_history:
 667					clearHistoryDialog(getSelectedConversation());
 668					break;
 669				case R.id.action_mute:
 670					muteConversationDialog(getSelectedConversation());
 671					break;
 672				case R.id.action_unmute:
 673					unmuteConversation(getSelectedConversation());
 674					break;
 675				case R.id.action_block:
 676					BlockContactDialog.show(this, xmppConnectionService, getSelectedConversation());
 677					break;
 678				case R.id.action_unblock:
 679					BlockContactDialog.show(this, xmppConnectionService, getSelectedConversation());
 680					break;
 681				default:
 682					break;
 683			}
 684			return super.onOptionsItemSelected(item);
 685		} else {
 686			return super.onOptionsItemSelected(item);
 687		}
 688	}
 689
 690	public void endConversation(Conversation conversation) {
 691		endConversation(conversation, true, true);
 692	}
 693
 694	public void endConversation(Conversation conversation, boolean showOverview, boolean reinit) {
 695		if (showOverview) {
 696			showConversationsOverview();
 697		}
 698		xmppConnectionService.archiveConversation(conversation);
 699		if (reinit) {
 700			if (conversationList.size() > 0) {
 701				setSelectedConversation(conversationList.get(0));
 702				this.mConversationFragment.reInit(getSelectedConversation());
 703			} else {
 704				setSelectedConversation(null);
 705				if (mRedirected.compareAndSet(false, true)) {
 706					Intent intent = new Intent(this, StartConversationActivity.class);
 707					intent.putExtra("init", true);
 708					startActivity(intent);
 709					finish();
 710				}
 711			}
 712		}
 713	}
 714
 715	@SuppressLint("InflateParams")
 716	protected void clearHistoryDialog(final Conversation conversation) {
 717		AlertDialog.Builder builder = new AlertDialog.Builder(this);
 718		builder.setTitle(getString(R.string.clear_conversation_history));
 719		View dialogView = getLayoutInflater().inflate(
 720				R.layout.dialog_clear_history, null);
 721		final CheckBox endConversationCheckBox = (CheckBox) dialogView
 722				.findViewById(R.id.end_conversation_checkbox);
 723		builder.setView(dialogView);
 724		builder.setNegativeButton(getString(R.string.cancel), null);
 725		builder.setPositiveButton(getString(R.string.delete_messages),
 726				new OnClickListener() {
 727
 728					@Override
 729					public void onClick(DialogInterface dialog, int which) {
 730						ConversationActivity.this.xmppConnectionService.clearConversationHistory(conversation);
 731						if (endConversationCheckBox.isChecked()) {
 732							endConversation(conversation);
 733						} else {
 734							updateConversationList();
 735							ConversationActivity.this.mConversationFragment.updateMessages();
 736						}
 737					}
 738				});
 739		builder.create().show();
 740	}
 741
 742	protected void attachFileDialog() {
 743		View menuAttachFile = findViewById(R.id.action_attach_file);
 744		if (menuAttachFile == null) {
 745			return;
 746		}
 747		PopupMenu attachFilePopup = new PopupMenu(this, menuAttachFile);
 748		attachFilePopup.inflate(R.menu.attachment_choices);
 749		if (new Intent(MediaStore.Audio.Media.RECORD_SOUND_ACTION).resolveActivity(getPackageManager()) == null) {
 750			attachFilePopup.getMenu().findItem(R.id.attach_record_voice).setVisible(false);
 751		}
 752		if (new Intent("eu.siacs.conversations.location.request").resolveActivity(getPackageManager()) == null) {
 753			attachFilePopup.getMenu().findItem(R.id.attach_location).setVisible(false);
 754		}
 755		attachFilePopup.setOnMenuItemClickListener(new OnMenuItemClickListener() {
 756
 757			@Override
 758			public boolean onMenuItemClick(MenuItem item) {
 759				switch (item.getItemId()) {
 760					case R.id.attach_choose_picture:
 761						attachFile(ATTACHMENT_CHOICE_CHOOSE_IMAGE);
 762						break;
 763					case R.id.attach_take_picture:
 764						attachFile(ATTACHMENT_CHOICE_TAKE_PHOTO);
 765						break;
 766					case R.id.attach_choose_file:
 767						attachFile(ATTACHMENT_CHOICE_CHOOSE_FILE);
 768						break;
 769					case R.id.attach_record_voice:
 770						attachFile(ATTACHMENT_CHOICE_RECORD_VOICE);
 771						break;
 772					case R.id.attach_location:
 773						attachFile(ATTACHMENT_CHOICE_LOCATION);
 774						break;
 775				}
 776				return false;
 777			}
 778		});
 779		attachFilePopup.show();
 780	}
 781
 782	public void verifyOtrSessionDialog(final Conversation conversation, View view) {
 783		if (!conversation.hasValidOtrSession() || conversation.getOtrSession().getSessionStatus() != SessionStatus.ENCRYPTED) {
 784			Toast.makeText(this, R.string.otr_session_not_started, Toast.LENGTH_LONG).show();
 785			return;
 786		}
 787		if (view == null) {
 788			return;
 789		}
 790		PopupMenu popup = new PopupMenu(this, view);
 791		popup.inflate(R.menu.verification_choices);
 792		popup.setOnMenuItemClickListener(new OnMenuItemClickListener() {
 793			@Override
 794			public boolean onMenuItemClick(MenuItem menuItem) {
 795				Intent intent = new Intent(ConversationActivity.this, VerifyOTRActivity.class);
 796				intent.setAction(VerifyOTRActivity.ACTION_VERIFY_CONTACT);
 797				intent.putExtra("contact", conversation.getContact().getJid().toBareJid().toString());
 798				intent.putExtra("account", conversation.getAccount().getJid().toBareJid().toString());
 799				switch (menuItem.getItemId()) {
 800					case R.id.scan_fingerprint:
 801						intent.putExtra("mode", VerifyOTRActivity.MODE_SCAN_FINGERPRINT);
 802						break;
 803					case R.id.ask_question:
 804						intent.putExtra("mode", VerifyOTRActivity.MODE_ASK_QUESTION);
 805						break;
 806					case R.id.manual_verification:
 807						intent.putExtra("mode", VerifyOTRActivity.MODE_MANUAL_VERIFICATION);
 808						break;
 809				}
 810				startActivity(intent);
 811				return true;
 812			}
 813		});
 814		popup.show();
 815	}
 816
 817	protected void selectEncryptionDialog(final Conversation conversation) {
 818		View menuItemView = findViewById(R.id.action_security);
 819		if (menuItemView == null) {
 820			return;
 821		}
 822		PopupMenu popup = new PopupMenu(this, menuItemView);
 823		final ConversationFragment fragment = (ConversationFragment) getFragmentManager()
 824				.findFragmentByTag("conversation");
 825		if (fragment != null) {
 826			popup.setOnMenuItemClickListener(new OnMenuItemClickListener() {
 827
 828				@Override
 829				public boolean onMenuItemClick(MenuItem item) {
 830					switch (item.getItemId()) {
 831						case R.id.encryption_choice_none:
 832							conversation.setNextEncryption(Message.ENCRYPTION_NONE);
 833							item.setChecked(true);
 834							break;
 835						case R.id.encryption_choice_otr:
 836							conversation.setNextEncryption(Message.ENCRYPTION_OTR);
 837							item.setChecked(true);
 838							break;
 839						case R.id.encryption_choice_pgp:
 840							if (hasPgp()) {
 841								if (conversation.getAccount().getPgpSignature() != null) {
 842									conversation.setNextEncryption(Message.ENCRYPTION_PGP);
 843									item.setChecked(true);
 844								} else {
 845									announcePgp(conversation.getAccount(), conversation);
 846								}
 847							} else {
 848								showInstallPgpDialog();
 849							}
 850							break;
 851						case R.id.encryption_choice_axolotl:
 852							Log.d(Config.LOGTAG, AxolotlService.getLogprefix(conversation.getAccount())
 853									+ "Enabled axolotl for Contact " + conversation.getContact().getJid());
 854							conversation.setNextEncryption(Message.ENCRYPTION_AXOLOTL);
 855							item.setChecked(true);
 856							break;
 857						default:
 858							conversation.setNextEncryption(Message.ENCRYPTION_NONE);
 859							break;
 860					}
 861					xmppConnectionService.databaseBackend.updateConversation(conversation);
 862					fragment.updateChatMsgHint();
 863					invalidateOptionsMenu();
 864					refreshUi();
 865					return true;
 866				}
 867			});
 868			popup.inflate(R.menu.encryption_choices);
 869			MenuItem otr = popup.getMenu().findItem(R.id.encryption_choice_otr);
 870			MenuItem none = popup.getMenu().findItem(R.id.encryption_choice_none);
 871			MenuItem pgp = popup.getMenu().findItem(R.id.encryption_choice_pgp);
 872			MenuItem axolotl = popup.getMenu().findItem(R.id.encryption_choice_axolotl);
 873			pgp.setVisible(!Config.HIDE_PGP_IN_UI && !Config.X509_VERIFICATION);
 874			none.setVisible(!Config.FORCE_ENCRYPTION);
 875			otr.setVisible(!Config.X509_VERIFICATION);
 876			if (conversation.getMode() == Conversation.MODE_MULTI) {
 877				otr.setVisible(false);
 878				axolotl.setVisible(false);
 879			} else if (!conversation.getAccount().getAxolotlService().isContactAxolotlCapable(conversation.getContact())) {
 880				axolotl.setEnabled(false);
 881			}
 882			switch (conversation.getNextEncryption()) {
 883				case Message.ENCRYPTION_NONE:
 884					none.setChecked(true);
 885					break;
 886				case Message.ENCRYPTION_OTR:
 887					otr.setChecked(true);
 888					break;
 889				case Message.ENCRYPTION_PGP:
 890					pgp.setChecked(true);
 891					break;
 892				case Message.ENCRYPTION_AXOLOTL:
 893					axolotl.setChecked(true);
 894					break;
 895				default:
 896					none.setChecked(true);
 897					break;
 898			}
 899			popup.show();
 900		}
 901	}
 902
 903	protected void muteConversationDialog(final Conversation conversation) {
 904		AlertDialog.Builder builder = new AlertDialog.Builder(this);
 905		builder.setTitle(R.string.disable_notifications);
 906		final int[] durations = getResources().getIntArray(R.array.mute_options_durations);
 907		builder.setItems(R.array.mute_options_descriptions,
 908				new OnClickListener() {
 909
 910					@Override
 911					public void onClick(final DialogInterface dialog, final int which) {
 912						final long till;
 913						if (durations[which] == -1) {
 914							till = Long.MAX_VALUE;
 915						} else {
 916							till = System.currentTimeMillis() + (durations[which] * 1000);
 917						}
 918						conversation.setMutedTill(till);
 919						ConversationActivity.this.xmppConnectionService.databaseBackend
 920								.updateConversation(conversation);
 921						updateConversationList();
 922						ConversationActivity.this.mConversationFragment.updateMessages();
 923						invalidateOptionsMenu();
 924					}
 925				});
 926		builder.create().show();
 927	}
 928
 929	public void unmuteConversation(final Conversation conversation) {
 930		conversation.setMutedTill(0);
 931		this.xmppConnectionService.databaseBackend.updateConversation(conversation);
 932		updateConversationList();
 933		ConversationActivity.this.mConversationFragment.updateMessages();
 934		invalidateOptionsMenu();
 935	}
 936
 937	@Override
 938	public void onBackPressed() {
 939		if (!isConversationsOverviewVisable()) {
 940			showConversationsOverview();
 941		} else {
 942			moveTaskToBack(true);
 943		}
 944	}
 945
 946	@Override
 947	public boolean onKeyUp(int key, KeyEvent event) {
 948		int rotation = getWindowManager().getDefaultDisplay().getRotation();
 949		final int upKey;
 950		final int downKey;
 951		switch (rotation) {
 952			case Surface.ROTATION_90:
 953				upKey = KeyEvent.KEYCODE_DPAD_LEFT;
 954				downKey = KeyEvent.KEYCODE_DPAD_RIGHT;
 955				break;
 956			case Surface.ROTATION_180:
 957				upKey = KeyEvent.KEYCODE_DPAD_DOWN;
 958				downKey = KeyEvent.KEYCODE_DPAD_UP;
 959				break;
 960			case Surface.ROTATION_270:
 961				upKey = KeyEvent.KEYCODE_DPAD_RIGHT;
 962				downKey = KeyEvent.KEYCODE_DPAD_LEFT;
 963				break;
 964			default:
 965				upKey = KeyEvent.KEYCODE_DPAD_UP;
 966				downKey = KeyEvent.KEYCODE_DPAD_DOWN;
 967		}
 968		final boolean modifier = event.isCtrlPressed() || event.isAltPressed();
 969		if (modifier && key == KeyEvent.KEYCODE_TAB && isConversationsOverviewHideable()) {
 970			toggleConversationsOverview();
 971			return true;
 972		} else if (modifier && key == downKey) {
 973			if (isConversationsOverviewHideable() && !isConversationsOverviewVisable()) {
 974				showConversationsOverview();
 975				;
 976			}
 977			return selectDownConversation();
 978		} else if (modifier && key == upKey) {
 979			if (isConversationsOverviewHideable() && !isConversationsOverviewVisable()) {
 980				showConversationsOverview();
 981			}
 982			return selectUpConversation();
 983		} else if (modifier && key == KeyEvent.KEYCODE_1) {
 984			return openConversationByIndex(0);
 985		} else if (modifier && key == KeyEvent.KEYCODE_2) {
 986			return openConversationByIndex(1);
 987		} else if (modifier && key == KeyEvent.KEYCODE_3) {
 988			return openConversationByIndex(2);
 989		} else if (modifier && key == KeyEvent.KEYCODE_4) {
 990			return openConversationByIndex(3);
 991		} else if (modifier && key == KeyEvent.KEYCODE_5) {
 992			return openConversationByIndex(4);
 993		} else if (modifier && key == KeyEvent.KEYCODE_6) {
 994			return openConversationByIndex(5);
 995		} else if (modifier && key == KeyEvent.KEYCODE_7) {
 996			return openConversationByIndex(6);
 997		} else if (modifier && key == KeyEvent.KEYCODE_8) {
 998			return openConversationByIndex(7);
 999		} else if (modifier && key == KeyEvent.KEYCODE_9) {
1000			return openConversationByIndex(8);
1001		} else if (modifier && key == KeyEvent.KEYCODE_0) {
1002			return openConversationByIndex(9);
1003		} else {
1004			return super.onKeyUp(key, event);
1005		}
1006	}
1007
1008	private void toggleConversationsOverview() {
1009		if (isConversationsOverviewVisable()) {
1010			hideConversationsOverview();
1011			if (mConversationFragment != null) {
1012				mConversationFragment.setFocusOnInputField();
1013			}
1014		} else {
1015			showConversationsOverview();
1016		}
1017	}
1018
1019	private boolean selectUpConversation() {
1020		if (this.mSelectedConversation != null) {
1021			int index = this.conversationList.indexOf(this.mSelectedConversation);
1022			if (index > 0) {
1023				return openConversationByIndex(index - 1);
1024			}
1025		}
1026		return false;
1027	}
1028
1029	private boolean selectDownConversation() {
1030		if (this.mSelectedConversation != null) {
1031			int index = this.conversationList.indexOf(this.mSelectedConversation);
1032			if (index != -1 && index < this.conversationList.size() - 1) {
1033				return openConversationByIndex(index + 1);
1034			}
1035		}
1036		return false;
1037	}
1038
1039	private boolean openConversationByIndex(int index) {
1040		try {
1041			this.conversationWasSelectedByKeyboard = true;
1042			setSelectedConversation(this.conversationList.get(index));
1043			this.mConversationFragment.reInit(getSelectedConversation());
1044			if (index > listView.getLastVisiblePosition() - 1 || index < listView.getFirstVisiblePosition() + 1) {
1045				this.listView.setSelection(index);
1046			}
1047			openConversation();
1048			return true;
1049		} catch (IndexOutOfBoundsException e) {
1050			return false;
1051		}
1052	}
1053
1054	@Override
1055	protected void onNewIntent(final Intent intent) {
1056		if (xmppConnectionServiceBound) {
1057			if (intent != null && VIEW_CONVERSATION.equals(intent.getType())) {
1058				handleViewConversationIntent(intent);
1059				setIntent(new Intent());
1060			}
1061		} else {
1062			setIntent(intent);
1063		}
1064	}
1065
1066	@Override
1067	public void onStart() {
1068		super.onStart();
1069		this.mRedirected.set(false);
1070		if (this.xmppConnectionServiceBound) {
1071			this.onBackendConnected();
1072		}
1073		if (conversationList.size() >= 1) {
1074			this.onConversationUpdate();
1075		}
1076	}
1077
1078	@Override
1079	public void onPause() {
1080		listView.discardUndo();
1081		super.onPause();
1082		this.mActivityPaused = true;
1083		if (this.xmppConnectionServiceBound) {
1084			this.xmppConnectionService.getNotificationService().setIsInForeground(false);
1085		}
1086	}
1087
1088	@Override
1089	public void onResume() {
1090		super.onResume();
1091		final int theme = findTheme();
1092		final boolean usingEnterKey = usingEnterKey();
1093		if (this.mTheme != theme || usingEnterKey != mUsingEnterKey) {
1094			recreate();
1095		}
1096		this.mActivityPaused = false;
1097		if (this.xmppConnectionServiceBound) {
1098			this.xmppConnectionService.getNotificationService().setIsInForeground(true);
1099		}
1100
1101		if (!isConversationsOverviewVisable() || !isConversationsOverviewHideable()) {
1102			sendReadMarkerIfNecessary(getSelectedConversation());
1103		}
1104
1105	}
1106
1107	@Override
1108	public void onSaveInstanceState(final Bundle savedInstanceState) {
1109		Conversation conversation = getSelectedConversation();
1110		if (conversation != null) {
1111			savedInstanceState.putString(STATE_OPEN_CONVERSATION, conversation.getUuid());
1112		} else {
1113			savedInstanceState.remove(STATE_OPEN_CONVERSATION);
1114		}
1115		savedInstanceState.putBoolean(STATE_PANEL_OPEN, isConversationsOverviewVisable());
1116		if (this.mPendingImageUris.size() >= 1) {
1117			savedInstanceState.putString(STATE_PENDING_URI, this.mPendingImageUris.get(0).toString());
1118		} else {
1119			savedInstanceState.remove(STATE_PENDING_URI);
1120		}
1121		super.onSaveInstanceState(savedInstanceState);
1122	}
1123
1124	private void clearPending() {
1125		mPendingImageUris.clear();
1126		mPendingFileUris.clear();
1127		mPendingGeoUri = null;
1128		mPostponedActivityResult = null;
1129	}
1130
1131	@Override
1132	void onBackendConnected() {
1133		this.xmppConnectionService.getNotificationService().setIsInForeground(true);
1134		updateConversationList();
1135
1136		if (mPendingConferenceInvite != null) {
1137			mPendingConferenceInvite.execute(this);
1138			mPendingConferenceInvite = null;
1139		}
1140
1141		if (xmppConnectionService.getAccounts().size() == 0) {
1142			if (mRedirected.compareAndSet(false, true)) {
1143				if (Config.X509_VERIFICATION) {
1144					startActivity(new Intent(this, ManageAccountActivity.class));
1145				} else {
1146					startActivity(new Intent(this, EditAccountActivity.class));
1147				}
1148				finish();
1149			}
1150		} else if (conversationList.size() <= 0) {
1151			if (mRedirected.compareAndSet(false, true)) {
1152				Intent intent = new Intent(this, StartConversationActivity.class);
1153				intent.putExtra("init", true);
1154				startActivity(intent);
1155				finish();
1156			}
1157		} else if (getIntent() != null && VIEW_CONVERSATION.equals(getIntent().getType())) {
1158			clearPending();
1159			handleViewConversationIntent(getIntent());
1160		} else if (selectConversationByUuid(mOpenConverstaion)) {
1161			if (mPanelOpen) {
1162				showConversationsOverview();
1163			} else {
1164				if (isConversationsOverviewHideable()) {
1165					openConversation();
1166				}
1167			}
1168			this.mConversationFragment.reInit(getSelectedConversation());
1169			mOpenConverstaion = null;
1170		} else if (getSelectedConversation() == null) {
1171			showConversationsOverview();
1172			clearPending();
1173			setSelectedConversation(conversationList.get(0));
1174			this.mConversationFragment.reInit(getSelectedConversation());
1175		} else {
1176			this.mConversationFragment.messageListAdapter.updatePreferences();
1177			this.mConversationFragment.messagesView.invalidateViews();
1178			this.mConversationFragment.setupIme();
1179		}
1180
1181		if (this.mPostponedActivityResult != null) {
1182			this.onActivityResult(mPostponedActivityResult.first, RESULT_OK, mPostponedActivityResult.second);
1183		}
1184
1185		if (!forbidProcessingPendings) {
1186			for (Iterator<Uri> i = mPendingImageUris.iterator(); i.hasNext(); i.remove()) {
1187				Uri foo = i.next();
1188				attachImageToConversation(getSelectedConversation(), foo);
1189			}
1190
1191			for (Iterator<Uri> i = mPendingFileUris.iterator(); i.hasNext(); i.remove()) {
1192				attachFileToConversation(getSelectedConversation(), i.next());
1193			}
1194
1195			if (mPendingGeoUri != null) {
1196				attachLocationToConversation(getSelectedConversation(), mPendingGeoUri);
1197				mPendingGeoUri = null;
1198			}
1199		}
1200		forbidProcessingPendings = false;
1201
1202		if (!ExceptionHelper.checkForCrash(this, this.xmppConnectionService)) {
1203			openBatteryOptimizationDialogIfNeeded();
1204		}
1205		setIntent(new Intent());
1206	}
1207
1208	private void handleViewConversationIntent(final Intent intent) {
1209		final String uuid = intent.getStringExtra(CONVERSATION);
1210		final String downloadUuid = intent.getStringExtra(MESSAGE);
1211		final String text = intent.getStringExtra(TEXT);
1212		final String nick = intent.getStringExtra(NICK);
1213		final boolean pm = intent.getBooleanExtra(PRIVATE_MESSAGE, false);
1214		if (selectConversationByUuid(uuid)) {
1215			this.mConversationFragment.reInit(getSelectedConversation());
1216			if (nick != null) {
1217				if (pm) {
1218					Jid jid = getSelectedConversation().getJid();
1219					try {
1220						Jid next = Jid.fromParts(jid.getLocalpart(), jid.getDomainpart(), nick);
1221						this.mConversationFragment.privateMessageWith(next);
1222					} catch (final InvalidJidException ignored) {
1223						//do nothing
1224					}
1225				} else {
1226					this.mConversationFragment.highlightInConference(nick);
1227				}
1228			} else {
1229				this.mConversationFragment.appendText(text);
1230			}
1231			hideConversationsOverview();
1232			openConversation();
1233			if (mContentView instanceof SlidingPaneLayout) {
1234				updateActionBarTitle(true); //fixes bug where slp isn't properly closed yet
1235			}
1236			if (downloadUuid != null) {
1237				final Message message = mSelectedConversation.findMessageWithFileAndUuid(downloadUuid);
1238				if (message != null) {
1239					startDownloadable(message);
1240				}
1241			}
1242		}
1243	}
1244
1245	private boolean selectConversationByUuid(String uuid) {
1246		if (uuid == null) {
1247			return false;
1248		}
1249		for (Conversation aConversationList : conversationList) {
1250			if (aConversationList.getUuid().equals(uuid)) {
1251				setSelectedConversation(aConversationList);
1252				return true;
1253			}
1254		}
1255		return false;
1256	}
1257
1258	@Override
1259	protected void unregisterListeners() {
1260		super.unregisterListeners();
1261		xmppConnectionService.getNotificationService().setOpenConversation(null);
1262	}
1263
1264	@SuppressLint("NewApi")
1265	private static List<Uri> extractUriFromIntent(final Intent intent) {
1266		List<Uri> uris = new ArrayList<>();
1267		Uri uri = intent.getData();
1268		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2 && uri == null) {
1269			ClipData clipData = intent.getClipData();
1270			for (int i = 0; i < clipData.getItemCount(); ++i) {
1271				uris.add(clipData.getItemAt(i).getUri());
1272			}
1273		} else {
1274			uris.add(uri);
1275		}
1276		return uris;
1277	}
1278
1279	@Override
1280	protected void onActivityResult(int requestCode, int resultCode, final Intent data) {
1281		super.onActivityResult(requestCode, resultCode, data);
1282		if (resultCode == RESULT_OK) {
1283			if (requestCode == REQUEST_DECRYPT_PGP) {
1284				mConversationFragment.onActivityResult(requestCode, resultCode, data);
1285			} else if (requestCode == REQUEST_CHOOSE_PGP_ID) {
1286				if (xmppConnectionServiceBound) {
1287					if (data.getExtras().containsKey(OpenPgpApi.EXTRA_SIGN_KEY_ID)) {
1288						mSelectedConversation.getAccount().setPgpSignId(data.getExtras().getLong(OpenPgpApi.EXTRA_SIGN_KEY_ID));
1289						announcePgp(mSelectedConversation.getAccount(), null);
1290					} else {
1291						choosePgpSignId(mSelectedConversation.getAccount());
1292					}
1293					this.mPostponedActivityResult = null;
1294				} else {
1295					this.mPostponedActivityResult = new Pair<>(requestCode, data);
1296				}
1297			} else if (requestCode == REQUEST_ANNOUNCE_PGP) {
1298				if (xmppConnectionServiceBound) {
1299					announcePgp(mSelectedConversation.getAccount(), null);
1300					this.mPostponedActivityResult = null;
1301				} else {
1302					this.mPostponedActivityResult = new Pair<>(requestCode, data);
1303				}
1304			} else if (requestCode == ATTACHMENT_CHOICE_CHOOSE_IMAGE) {
1305				mPendingImageUris.clear();
1306				mPendingImageUris.addAll(extractUriFromIntent(data));
1307				if (xmppConnectionServiceBound) {
1308					for (Iterator<Uri> i = mPendingImageUris.iterator(); i.hasNext(); i.remove()) {
1309						attachImageToConversation(getSelectedConversation(), i.next());
1310					}
1311				}
1312			} else if (requestCode == ATTACHMENT_CHOICE_CHOOSE_FILE || requestCode == ATTACHMENT_CHOICE_RECORD_VOICE) {
1313				mPendingFileUris.clear();
1314				mPendingFileUris.addAll(extractUriFromIntent(data));
1315				if (xmppConnectionServiceBound) {
1316					for (Iterator<Uri> i = mPendingFileUris.iterator(); i.hasNext(); i.remove()) {
1317						attachFileToConversation(getSelectedConversation(), i.next());
1318					}
1319				}
1320			} else if (requestCode == ATTACHMENT_CHOICE_TAKE_PHOTO) {
1321				if (mPendingImageUris.size() == 1) {
1322					Uri uri = mPendingImageUris.get(0);
1323					if (xmppConnectionServiceBound) {
1324						attachImageToConversation(getSelectedConversation(), uri);
1325						mPendingImageUris.clear();
1326					}
1327					Intent intent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
1328					intent.setData(uri);
1329					sendBroadcast(intent);
1330				} else {
1331					mPendingImageUris.clear();
1332				}
1333			} else if (requestCode == ATTACHMENT_CHOICE_LOCATION) {
1334				double latitude = data.getDoubleExtra("latitude", 0);
1335				double longitude = data.getDoubleExtra("longitude", 0);
1336				this.mPendingGeoUri = Uri.parse("geo:" + String.valueOf(latitude) + "," + String.valueOf(longitude));
1337				if (xmppConnectionServiceBound) {
1338					attachLocationToConversation(getSelectedConversation(), mPendingGeoUri);
1339					this.mPendingGeoUri = null;
1340				}
1341			} else if (requestCode == REQUEST_TRUST_KEYS_TEXT || requestCode == REQUEST_TRUST_KEYS_MENU) {
1342				this.forbidProcessingPendings = !xmppConnectionServiceBound;
1343				mConversationFragment.onActivityResult(requestCode, resultCode, data);
1344			}
1345		} else {
1346			mPendingImageUris.clear();
1347			mPendingFileUris.clear();
1348			if (requestCode == ConversationActivity.REQUEST_DECRYPT_PGP) {
1349				mConversationFragment.onActivityResult(requestCode, resultCode, data);
1350			}
1351			if (requestCode == REQUEST_BATTERY_OP) {
1352				setNeverAskForBatteryOptimizationsAgain();
1353			}
1354		}
1355	}
1356
1357	private void setNeverAskForBatteryOptimizationsAgain() {
1358		getPreferences().edit().putBoolean("show_battery_optimization", false).commit();
1359	}
1360
1361	private void openBatteryOptimizationDialogIfNeeded() {
1362		if (showBatteryOptimizationWarning() && getPreferences().getBoolean("show_battery_optimization", true)) {
1363			AlertDialog.Builder builder = new AlertDialog.Builder(this);
1364			builder.setTitle(R.string.battery_optimizations_enabled);
1365			builder.setMessage(R.string.battery_optimizations_enabled_dialog);
1366			builder.setPositiveButton(R.string.next, new OnClickListener() {
1367				@Override
1368				public void onClick(DialogInterface dialog, int which) {
1369					Intent intent = new Intent(Settings.ACTION_REQUEST_IGNORE_BATTERY_OPTIMIZATIONS);
1370					Uri uri = Uri.parse("package:" + getPackageName());
1371					intent.setData(uri);
1372					startActivityForResult(intent, REQUEST_BATTERY_OP);
1373				}
1374			});
1375			if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
1376				builder.setOnDismissListener(new DialogInterface.OnDismissListener() {
1377					@Override
1378					public void onDismiss(DialogInterface dialog) {
1379						setNeverAskForBatteryOptimizationsAgain();
1380					}
1381				});
1382			}
1383			builder.create().show();
1384		}
1385	}
1386
1387	private void attachLocationToConversation(Conversation conversation, Uri uri) {
1388		if (conversation == null) {
1389			return;
1390		}
1391		xmppConnectionService.attachLocationToConversation(conversation,uri, new UiCallback<Message>() {
1392
1393			@Override
1394			public void success(Message message) {
1395				xmppConnectionService.sendMessage(message);
1396			}
1397
1398			@Override
1399			public void error(int errorCode, Message object) {
1400
1401			}
1402
1403			@Override
1404			public void userInputRequried(PendingIntent pi, Message object) {
1405
1406			}
1407		});
1408	}
1409
1410	private void attachFileToConversation(Conversation conversation, Uri uri) {
1411		if (conversation == null) {
1412			return;
1413		}
1414		prepareFileToast = Toast.makeText(getApplicationContext(),getText(R.string.preparing_file), Toast.LENGTH_LONG);
1415		prepareFileToast.show();
1416		xmppConnectionService.attachFileToConversation(conversation, uri, new UiCallback<Message>() {
1417			@Override
1418			public void success(Message message) {
1419				hidePrepareFileToast();
1420				xmppConnectionService.sendMessage(message);
1421			}
1422
1423			@Override
1424			public void error(int errorCode, Message message) {
1425				displayErrorDialog(errorCode);
1426			}
1427
1428			@Override
1429			public void userInputRequried(PendingIntent pi, Message message) {
1430
1431			}
1432		});
1433	}
1434
1435	private void attachImageToConversation(Conversation conversation, Uri uri) {
1436		if (conversation == null) {
1437			return;
1438		}
1439		prepareFileToast = Toast.makeText(getApplicationContext(),getText(R.string.preparing_image), Toast.LENGTH_LONG);
1440		prepareFileToast.show();
1441		xmppConnectionService.attachImageToConversation(conversation, uri,
1442				new UiCallback<Message>() {
1443
1444					@Override
1445					public void userInputRequried(PendingIntent pi,
1446												  Message object) {
1447						hidePrepareFileToast();
1448					}
1449
1450					@Override
1451					public void success(Message message) {
1452						hidePrepareFileToast();
1453						xmppConnectionService.sendMessage(message);
1454					}
1455
1456					@Override
1457					public void error(int error, Message message) {
1458						hidePrepareFileToast();
1459						displayErrorDialog(error);
1460					}
1461				});
1462	}
1463
1464	private void hidePrepareFileToast() {
1465		if (prepareFileToast != null) {
1466			runOnUiThread(new Runnable() {
1467
1468				@Override
1469				public void run() {
1470					prepareFileToast.cancel();
1471				}
1472			});
1473		}
1474	}
1475
1476	public void updateConversationList() {
1477		xmppConnectionService
1478			.populateWithOrderedConversations(conversationList);
1479		if (swipedConversation != null) {
1480			if (swipedConversation.isRead()) {
1481				conversationList.remove(swipedConversation);
1482			} else {
1483				listView.discardUndo();
1484			}
1485		}
1486		listAdapter.notifyDataSetChanged();
1487	}
1488
1489	public void runIntent(PendingIntent pi, int requestCode) {
1490		try {
1491			this.startIntentSenderForResult(pi.getIntentSender(), requestCode,
1492					null, 0, 0, 0);
1493		} catch (final SendIntentException ignored) {
1494		}
1495	}
1496
1497	public void encryptTextMessage(Message message) {
1498		xmppConnectionService.getPgpEngine().encrypt(message,
1499				new UiCallback<Message>() {
1500
1501					@Override
1502					public void userInputRequried(PendingIntent pi,
1503												  Message message) {
1504						ConversationActivity.this.runIntent(pi,
1505								ConversationActivity.REQUEST_SEND_MESSAGE);
1506					}
1507
1508					@Override
1509					public void success(Message message) {
1510						message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1511						xmppConnectionService.sendMessage(message);
1512					}
1513
1514					@Override
1515					public void error(int error, Message message) {
1516
1517					}
1518				});
1519	}
1520
1521	public boolean useSendButtonToIndicateStatus() {
1522		return getPreferences().getBoolean("send_button_status", false);
1523	}
1524
1525	public boolean indicateReceived() {
1526		return getPreferences().getBoolean("indicate_received", false);
1527	}
1528
1529	public boolean useWhiteBackground() {
1530		return getPreferences().getBoolean("use_white_background",false);
1531	}
1532
1533	protected boolean trustKeysIfNeeded(int requestCode) {
1534		return trustKeysIfNeeded(requestCode, ATTACHMENT_CHOICE_INVALID);
1535	}
1536
1537	protected boolean trustKeysIfNeeded(int requestCode, int attachmentChoice) {
1538		AxolotlService axolotlService = mSelectedConversation.getAccount().getAxolotlService();
1539		Contact contact = mSelectedConversation.getContact();
1540		boolean hasUndecidedOwn = !axolotlService.getKeysWithTrust(XmppAxolotlSession.Trust.UNDECIDED).isEmpty();
1541		boolean hasUndecidedContact = !axolotlService.getKeysWithTrust(XmppAxolotlSession.Trust.UNDECIDED,contact).isEmpty();
1542		boolean hasPendingKeys = !axolotlService.findDevicesWithoutSession(mSelectedConversation).isEmpty();
1543		boolean hasNoTrustedKeys = axolotlService.getNumTrustedKeys(mSelectedConversation.getContact()) == 0;
1544		if(hasUndecidedOwn || hasUndecidedContact || hasPendingKeys || hasNoTrustedKeys) {
1545			axolotlService.createSessionsIfNeeded(mSelectedConversation);
1546			Intent intent = new Intent(getApplicationContext(), TrustKeysActivity.class);
1547			intent.putExtra("contact", mSelectedConversation.getContact().getJid().toBareJid().toString());
1548			intent.putExtra("account", mSelectedConversation.getAccount().getJid().toBareJid().toString());
1549			intent.putExtra("choice", attachmentChoice);
1550			intent.putExtra("has_no_trusted", hasNoTrustedKeys);
1551			startActivityForResult(intent, requestCode);
1552			return true;
1553		} else {
1554			return false;
1555		}
1556	}
1557
1558	@Override
1559	protected void refreshUiReal() {
1560		updateConversationList();
1561		if (conversationList.size() > 0) {
1562			ConversationActivity.this.mConversationFragment.updateMessages();
1563			updateActionBarTitle();
1564			invalidateOptionsMenu();
1565		}
1566	}
1567
1568	@Override
1569	public void onAccountUpdate() {
1570		this.refreshUi();
1571	}
1572
1573	@Override
1574	public void onConversationUpdate() {
1575		this.refreshUi();
1576	}
1577
1578	@Override
1579	public void onRosterUpdate() {
1580		this.refreshUi();
1581	}
1582
1583	@Override
1584	public void OnUpdateBlocklist(Status status) {
1585		this.refreshUi();
1586	}
1587
1588	public void unblockConversation(final Blockable conversation) {
1589		xmppConnectionService.sendUnblockRequest(conversation);
1590	}
1591
1592	public boolean enterIsSend() {
1593		return getPreferences().getBoolean("enter_is_send",false);
1594	}
1595
1596	@Override
1597	public void onShowErrorToast(final int resId) {
1598		runOnUiThread(new Runnable() {
1599			@Override
1600			public void run() {
1601				Toast.makeText(ConversationActivity.this,resId,Toast.LENGTH_SHORT).show();
1602			}
1603		});
1604	}
1605
1606	public boolean highlightSelectedConversations() {
1607		return !isConversationsOverviewHideable() || this.conversationWasSelectedByKeyboard;
1608	}
1609}