ConversationActivity.java

   1package eu.siacs.conversations.ui;
   2
   3import android.annotation.SuppressLint;
   4import android.app.ActionBar;
   5import android.app.AlertDialog;
   6import android.app.FragmentTransaction;
   7import android.app.PendingIntent;
   8import android.content.ActivityNotFoundException;
   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.os.Handler;
  19import android.provider.MediaStore;
  20import android.provider.Settings;
  21import android.support.v4.widget.SlidingPaneLayout;
  22import android.support.v4.widget.SlidingPaneLayout.PanelSlideListener;
  23import android.util.Log;
  24import android.util.Pair;
  25import android.view.Gravity;
  26import android.view.KeyEvent;
  27import android.view.Menu;
  28import android.view.MenuItem;
  29import android.view.Surface;
  30import android.view.View;
  31import android.widget.AdapterView;
  32import android.widget.AdapterView.OnItemClickListener;
  33import android.widget.ArrayAdapter;
  34import android.widget.CheckBox;
  35import android.widget.PopupMenu;
  36import android.widget.PopupMenu.OnMenuItemClickListener;
  37import android.widget.Toast;
  38
  39import net.java.otr4j.session.SessionStatus;
  40
  41import org.openintents.openpgp.util.OpenPgpApi;
  42
  43import java.util.ArrayList;
  44import java.util.Iterator;
  45import java.util.List;
  46import java.util.concurrent.atomic.AtomicBoolean;
  47
  48import de.timroes.android.listview.EnhancedListView;
  49import eu.siacs.conversations.Config;
  50import eu.siacs.conversations.R;
  51import eu.siacs.conversations.crypto.axolotl.AxolotlService;
  52import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
  53import eu.siacs.conversations.crypto.axolotl.XmppAxolotlSession;
  54import eu.siacs.conversations.entities.Account;
  55import eu.siacs.conversations.entities.Blockable;
  56import eu.siacs.conversations.entities.Contact;
  57import eu.siacs.conversations.entities.Conversation;
  58import eu.siacs.conversations.entities.Message;
  59import eu.siacs.conversations.entities.Transferable;
  60import eu.siacs.conversations.persistance.FileBackend;
  61import eu.siacs.conversations.services.XmppConnectionService;
  62import eu.siacs.conversations.services.XmppConnectionService.OnAccountUpdate;
  63import eu.siacs.conversations.services.XmppConnectionService.OnConversationUpdate;
  64import eu.siacs.conversations.services.XmppConnectionService.OnRosterUpdate;
  65import eu.siacs.conversations.ui.adapter.ConversationAdapter;
  66import eu.siacs.conversations.utils.ExceptionHelper;
  67import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
  68import eu.siacs.conversations.xmpp.XmppConnection;
  69import eu.siacs.conversations.xmpp.jid.InvalidJidException;
  70import eu.siacs.conversations.xmpp.jid.Jid;
  71
  72public class ConversationActivity extends XmppActivity
  73	implements OnAccountUpdate, OnConversationUpdate, OnRosterUpdate, OnUpdateBlocklist, XmppConnectionService.OnShowErrorToast {
  74
  75	public static final String ACTION_VIEW_CONVERSATION = "eu.siacs.conversations.action.VIEW";
  76	public static final String CONVERSATION = "conversationUuid";
  77	public static final String EXTRA_DOWNLOAD_UUID = "eu.siacs.conversations.download_uuid";
  78	public static final String TEXT = "text";
  79	public static final String NICK = "nick";
  80	public static final String PRIVATE_MESSAGE = "pm";
  81
  82	public static final int REQUEST_SEND_MESSAGE = 0x0201;
  83	public static final int REQUEST_DECRYPT_PGP = 0x0202;
  84	public static final int REQUEST_ENCRYPT_MESSAGE = 0x0207;
  85	public static final int REQUEST_TRUST_KEYS_TEXT = 0x0208;
  86	public static final int REQUEST_TRUST_KEYS_MENU = 0x0209;
  87	public static final int REQUEST_START_DOWNLOAD = 0x0210;
  88	public static final int ATTACHMENT_CHOICE_CHOOSE_IMAGE = 0x0301;
  89	public static final int ATTACHMENT_CHOICE_TAKE_PHOTO = 0x0302;
  90	public static final int ATTACHMENT_CHOICE_CHOOSE_FILE = 0x0303;
  91	public static final int ATTACHMENT_CHOICE_RECORD_VOICE = 0x0304;
  92	public static final int ATTACHMENT_CHOICE_LOCATION = 0x0305;
  93	public static final int ATTACHMENT_CHOICE_INVALID = 0x0306;
  94	private static final String STATE_OPEN_CONVERSATION = "state_open_conversation";
  95	private static final String STATE_PANEL_OPEN = "state_panel_open";
  96	private static final String STATE_PENDING_URI = "state_pending_uri";
  97	private static final String STATE_FIRST_VISIBLE = "first_visible";
  98	private static final String STATE_OFFSET_FROM_TOP = "offset_from_top";
  99
 100	private String mOpenConversation = null;
 101	private boolean mPanelOpen = true;
 102	private AtomicBoolean mShouldPanelBeOpen = new AtomicBoolean(false);
 103	private Pair<Integer,Integer> mScrollPosition = null;
 104	final private List<Uri> mPendingImageUris = new ArrayList<>();
 105	final private List<Uri> mPendingFileUris = new ArrayList<>();
 106	private Uri mPendingGeoUri = null;
 107	private boolean forbidProcessingPendings = false;
 108	private Message mPendingDownloadableMessage = null;
 109
 110	private boolean conversationWasSelectedByKeyboard = false;
 111
 112	private View mContentView;
 113
 114	private List<Conversation> conversationList = new ArrayList<>();
 115	private Conversation swipedConversation = null;
 116	private Conversation mSelectedConversation = null;
 117	private EnhancedListView listView;
 118	private ConversationFragment mConversationFragment;
 119
 120	private ArrayAdapter<Conversation> listAdapter;
 121
 122	private boolean mActivityPaused = false;
 123	private AtomicBoolean mRedirected = new AtomicBoolean(false);
 124	private Pair<Integer, Intent> mPostponedActivityResult;
 125	private boolean mUnprocessedNewIntent = false;
 126
 127	public Conversation getSelectedConversation() {
 128		return this.mSelectedConversation;
 129	}
 130
 131	public void setSelectedConversation(Conversation conversation) {
 132		this.mSelectedConversation = conversation;
 133	}
 134
 135	public void showConversationsOverview() {
 136		if (mContentView instanceof SlidingPaneLayout) {
 137			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 138			mShouldPanelBeOpen.set(true);
 139			mSlidingPaneLayout.openPane();
 140		}
 141	}
 142
 143	@Override
 144	protected String getShareableUri() {
 145		Conversation conversation = getSelectedConversation();
 146		if (conversation != null) {
 147			return conversation.getAccount().getShareableUri();
 148		} else {
 149			return "";
 150		}
 151	}
 152
 153	public void hideConversationsOverview() {
 154		if (mContentView instanceof SlidingPaneLayout) {
 155			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 156			mShouldPanelBeOpen.set(false);
 157			mSlidingPaneLayout.closePane();
 158		}
 159	}
 160
 161	public boolean isConversationsOverviewHideable() {
 162		return mContentView instanceof SlidingPaneLayout;
 163	}
 164
 165	public boolean isConversationsOverviewVisable() {
 166		if (mContentView instanceof SlidingPaneLayout) {
 167			return mShouldPanelBeOpen.get();
 168		} else {
 169			return true;
 170		}
 171	}
 172
 173	@Override
 174	protected void onCreate(final Bundle savedInstanceState) {
 175		super.onCreate(savedInstanceState);
 176		if (savedInstanceState != null) {
 177			mOpenConversation = savedInstanceState.getString(STATE_OPEN_CONVERSATION, null);
 178			mPanelOpen = savedInstanceState.getBoolean(STATE_PANEL_OPEN, true);
 179			int pos = savedInstanceState.getInt(STATE_FIRST_VISIBLE, -1);
 180			int offset = savedInstanceState.getInt(STATE_OFFSET_FROM_TOP, 1);
 181			if (pos >= 0 && offset <= 0) {
 182				Log.d(Config.LOGTAG,"retrieved scroll position from instanceState "+pos+":"+offset);
 183				mScrollPosition = new Pair<>(pos,offset);
 184			} else {
 185				mScrollPosition = null;
 186			}
 187			String pending = savedInstanceState.getString(STATE_PENDING_URI, null);
 188			if (pending != null) {
 189				Log.d(Config.LOGTAG,"ConversationsActivity.onCreate() - restoring pending image uri");
 190				mPendingImageUris.clear();
 191				mPendingImageUris.add(Uri.parse(pending));
 192			}
 193		}
 194
 195		setContentView(R.layout.fragment_conversations_overview);
 196
 197		this.mConversationFragment = new ConversationFragment();
 198		FragmentTransaction transaction = getFragmentManager().beginTransaction();
 199		transaction.replace(R.id.selected_conversation, this.mConversationFragment, "conversation");
 200		transaction.commit();
 201
 202		listView = (EnhancedListView) findViewById(R.id.list);
 203		this.listAdapter = new ConversationAdapter(this, conversationList);
 204		listView.setAdapter(this.listAdapter);
 205
 206		if (getActionBar() != null) {
 207			getActionBar().setDisplayHomeAsUpEnabled(false);
 208			getActionBar().setHomeButtonEnabled(false);
 209		}
 210
 211		listView.setOnItemClickListener(new OnItemClickListener() {
 212
 213			@Override
 214			public void onItemClick(AdapterView<?> arg0, View clickedView,
 215									int position, long arg3) {
 216				if (getSelectedConversation() != conversationList.get(position)) {
 217					setSelectedConversation(conversationList.get(position));
 218					ConversationActivity.this.mConversationFragment.reInit(getSelectedConversation());
 219					conversationWasSelectedByKeyboard = false;
 220				}
 221				hideConversationsOverview();
 222				openConversation();
 223			}
 224		});
 225
 226		listView.setDismissCallback(new EnhancedListView.OnDismissCallback() {
 227
 228			@Override
 229			public EnhancedListView.Undoable onDismiss(final EnhancedListView enhancedListView, final int position) {
 230
 231				final int index = listView.getFirstVisiblePosition();
 232				View v = listView.getChildAt(0);
 233				final int top = (v == null) ? 0 : (v.getTop() - listView.getPaddingTop());
 234
 235				try {
 236					swipedConversation = listAdapter.getItem(position);
 237				} catch (IndexOutOfBoundsException e) {
 238					return null;
 239				}
 240				listAdapter.remove(swipedConversation);
 241				xmppConnectionService.markRead(swipedConversation);
 242
 243				final boolean formerlySelected = (getSelectedConversation() == swipedConversation);
 244				if (position == 0 && listAdapter.getCount() == 0) {
 245					endConversation(swipedConversation, false, true);
 246					return null;
 247				} else if (formerlySelected) {
 248					setSelectedConversation(listAdapter.getItem(0));
 249					ConversationActivity.this.mConversationFragment
 250							.reInit(getSelectedConversation());
 251				}
 252
 253				return new EnhancedListView.Undoable() {
 254
 255					@Override
 256					public void undo() {
 257						listAdapter.insert(swipedConversation, position);
 258						if (formerlySelected) {
 259							setSelectedConversation(swipedConversation);
 260							ConversationActivity.this.mConversationFragment
 261									.reInit(getSelectedConversation());
 262						}
 263						swipedConversation = null;
 264						listView.setSelectionFromTop(index + (listView.getChildCount() < position ? 1 : 0), top);
 265					}
 266
 267					@Override
 268					public void discard() {
 269						if (!swipedConversation.isRead()
 270								&& swipedConversation.getMode() == Conversation.MODE_SINGLE) {
 271							swipedConversation = null;
 272							return;
 273						}
 274						endConversation(swipedConversation, false, false);
 275						swipedConversation = null;
 276					}
 277
 278					@Override
 279					public String getTitle() {
 280						if (swipedConversation.getMode() == Conversation.MODE_MULTI) {
 281							return getResources().getString(R.string.title_undo_swipe_out_muc);
 282						} else {
 283							return getResources().getString(R.string.title_undo_swipe_out_conversation);
 284						}
 285					}
 286				};
 287			}
 288		});
 289		listView.enableSwipeToDismiss();
 290		listView.setSwipingLayout(R.id.swipeable_item);
 291		listView.setUndoStyle(EnhancedListView.UndoStyle.SINGLE_POPUP);
 292		listView.setUndoHideDelay(5000);
 293		listView.setRequireTouchBeforeDismiss(false);
 294
 295		mContentView = findViewById(R.id.content_view_spl);
 296		if (mContentView == null) {
 297			mContentView = findViewById(R.id.content_view_ll);
 298		}
 299		if (mContentView instanceof SlidingPaneLayout) {
 300			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 301			mSlidingPaneLayout.setShadowResource(R.drawable.es_slidingpane_shadow);
 302			mSlidingPaneLayout.setSliderFadeColor(0);
 303			mSlidingPaneLayout.setPanelSlideListener(new PanelSlideListener() {
 304
 305				@Override
 306				public void onPanelOpened(View arg0) {
 307					mShouldPanelBeOpen.set(true);
 308					updateActionBarTitle();
 309					invalidateOptionsMenu();
 310					hideKeyboard();
 311					if (xmppConnectionServiceBound) {
 312						xmppConnectionService.getNotificationService().setOpenConversation(null);
 313					}
 314					closeContextMenu();
 315				}
 316
 317				@Override
 318				public void onPanelClosed(View arg0) {
 319					mShouldPanelBeOpen.set(false);
 320					listView.discardUndo();
 321					openConversation();
 322				}
 323
 324				@Override
 325				public void onPanelSlide(View arg0, float arg1) {
 326					// TODO Auto-generated method stub
 327
 328				}
 329			});
 330		}
 331	}
 332
 333	@Override
 334	public void switchToConversation(Conversation conversation) {
 335		setSelectedConversation(conversation);
 336		runOnUiThread(new Runnable() {
 337			@Override
 338			public void run() {
 339				ConversationActivity.this.mConversationFragment.reInit(getSelectedConversation());
 340				openConversation();
 341			}
 342		});
 343	}
 344
 345	private void updateActionBarTitle() {
 346		updateActionBarTitle(isConversationsOverviewHideable() && !isConversationsOverviewVisable());
 347	}
 348
 349	private void updateActionBarTitle(boolean titleShouldBeName) {
 350		final ActionBar ab = getActionBar();
 351		final Conversation conversation = getSelectedConversation();
 352		if (ab != null) {
 353			if (titleShouldBeName && conversation != null) {
 354				ab.setDisplayHomeAsUpEnabled(true);
 355				ab.setHomeButtonEnabled(true);
 356				if (conversation.getMode() == Conversation.MODE_SINGLE || useSubjectToIdentifyConference()) {
 357					ab.setTitle(conversation.getName());
 358				} else {
 359					ab.setTitle(conversation.getJid().toBareJid().toString());
 360				}
 361			} else {
 362				ab.setDisplayHomeAsUpEnabled(false);
 363				ab.setHomeButtonEnabled(false);
 364				ab.setTitle(R.string.app_name);
 365			}
 366		}
 367	}
 368
 369	private void openConversation() {
 370		this.updateActionBarTitle();
 371		this.invalidateOptionsMenu();
 372		if (xmppConnectionServiceBound) {
 373			final Conversation conversation = getSelectedConversation();
 374			xmppConnectionService.getNotificationService().setOpenConversation(conversation);
 375			sendReadMarkerIfNecessary(conversation);
 376		}
 377		listAdapter.notifyDataSetChanged();
 378	}
 379
 380	public void sendReadMarkerIfNecessary(final Conversation conversation) {
 381		if (!mActivityPaused && !mUnprocessedNewIntent && conversation != null) {
 382			xmppConnectionService.sendReadMarker(conversation);
 383		}
 384	}
 385
 386	@Override
 387	public boolean onCreateOptionsMenu(Menu menu) {
 388		getMenuInflater().inflate(R.menu.conversations, menu);
 389		final MenuItem menuSecure = menu.findItem(R.id.action_security);
 390		final MenuItem menuArchive = menu.findItem(R.id.action_archive);
 391		final MenuItem menuMucDetails = menu.findItem(R.id.action_muc_details);
 392		final MenuItem menuContactDetails = menu.findItem(R.id.action_contact_details);
 393		final MenuItem menuAttach = menu.findItem(R.id.action_attach_file);
 394		final MenuItem menuClearHistory = menu.findItem(R.id.action_clear_history);
 395		final MenuItem menuAdd = menu.findItem(R.id.action_add);
 396		final MenuItem menuInviteContact = menu.findItem(R.id.action_invite);
 397		final MenuItem menuMute = menu.findItem(R.id.action_mute);
 398		final MenuItem menuUnmute = menu.findItem(R.id.action_unmute);
 399
 400		if (isConversationsOverviewVisable() && isConversationsOverviewHideable()) {
 401			menuArchive.setVisible(false);
 402			menuMucDetails.setVisible(false);
 403			menuContactDetails.setVisible(false);
 404			menuSecure.setVisible(false);
 405			menuInviteContact.setVisible(false);
 406			menuAttach.setVisible(false);
 407			menuClearHistory.setVisible(false);
 408			menuMute.setVisible(false);
 409			menuUnmute.setVisible(false);
 410		} else {
 411			menuAdd.setVisible(!isConversationsOverviewHideable());
 412			if (this.getSelectedConversation() != null) {
 413				if (this.getSelectedConversation().getNextEncryption() != Message.ENCRYPTION_NONE) {
 414					if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
 415						menuSecure.setIcon(R.drawable.ic_lock_white_24dp);
 416					} else {
 417						menuSecure.setIcon(R.drawable.ic_action_secure);
 418					}
 419				}
 420				if (this.getSelectedConversation().getMode() == Conversation.MODE_MULTI) {
 421					menuContactDetails.setVisible(false);
 422					menuAttach.setVisible(getSelectedConversation().getAccount().httpUploadAvailable() && getSelectedConversation().getMucOptions().participating());
 423					menuInviteContact.setVisible(getSelectedConversation().getMucOptions().canInvite());
 424					menuSecure.setVisible((Config.supportOpenPgp() || Config.supportOmemo()) && Config.multipleEncryptionChoices()); //only if pgp is supported we have a choice
 425				} else {
 426					menuContactDetails.setVisible(!this.getSelectedConversation().withSelf());
 427					menuMucDetails.setVisible(false);
 428					menuSecure.setVisible(Config.multipleEncryptionChoices());
 429				}
 430				if (this.getSelectedConversation().isMuted()) {
 431					menuMute.setVisible(false);
 432				} else {
 433					menuUnmute.setVisible(false);
 434				}
 435			}
 436		}
 437		if (Config.supportOmemo()) {
 438			new Handler().post(new Runnable() {
 439				@Override
 440				public void run() {
 441					View view = findViewById(R.id.action_security);
 442					if (view != null) {
 443						view.setOnLongClickListener(new View.OnLongClickListener() {
 444							@Override
 445							public boolean onLongClick(View v) {
 446								return quickOmemoDebugger(getSelectedConversation());
 447							}
 448						});
 449					}
 450				}
 451			});
 452		}
 453		return super.onCreateOptionsMenu(menu);
 454	}
 455
 456	private boolean quickOmemoDebugger(Conversation c) {
 457		if (c != null) {
 458			boolean single = c.getMode() == Conversation.MODE_SINGLE;
 459			AxolotlService axolotlService = c.getAccount().getAxolotlService();
 460			Pair<AxolotlService.AxolotlCapability,Jid> capabilityJidPair = axolotlService.isConversationAxolotlCapableDetailed(c);
 461			switch (capabilityJidPair.first) {
 462				case MISSING_PRESENCE:
 463					Toast.makeText(ConversationActivity.this,single ? getString(R.string.missing_presence_subscription) : getString(R.string.missing_presence_subscription_with_x,capabilityJidPair.second.toBareJid().toString()),Toast.LENGTH_SHORT).show();
 464					return true;
 465				case MISSING_KEYS:
 466					Toast.makeText(ConversationActivity.this,single ? getString(R.string.missing_omemo_keys) : getString(R.string.missing_keys_from_x,capabilityJidPair.second.toBareJid().toString()),Toast.LENGTH_SHORT).show();
 467					return true;
 468				case WRONG_CONFIGURATION:
 469					Toast.makeText(ConversationActivity.this,R.string.wrong_conference_configuration, Toast.LENGTH_SHORT).show();
 470					return true;
 471				case NO_MEMBERS:
 472					Toast.makeText(ConversationActivity.this,R.string.this_conference_has_no_members, Toast.LENGTH_SHORT).show();
 473					return true;
 474			}
 475		}
 476		return false;
 477	}
 478
 479	protected void selectPresenceToAttachFile(final int attachmentChoice, final int encryption) {
 480		final Conversation conversation = getSelectedConversation();
 481		final Account account = conversation.getAccount();
 482		final OnPresenceSelected callback = new OnPresenceSelected() {
 483
 484			@Override
 485			public void onPresenceSelected() {
 486				Intent intent = new Intent();
 487				boolean chooser = false;
 488				String fallbackPackageId = null;
 489				switch (attachmentChoice) {
 490					case ATTACHMENT_CHOICE_CHOOSE_IMAGE:
 491						intent.setAction(Intent.ACTION_GET_CONTENT);
 492						if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
 493							intent.putExtra(Intent.EXTRA_ALLOW_MULTIPLE, true);
 494						}
 495						intent.setType("image/*");
 496						chooser = true;
 497						break;
 498					case ATTACHMENT_CHOICE_TAKE_PHOTO:
 499						Uri uri = xmppConnectionService.getFileBackend().getTakePhotoUri();
 500						intent.addFlags(Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
 501						intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
 502						intent.setAction(MediaStore.ACTION_IMAGE_CAPTURE);
 503						intent.putExtra(MediaStore.EXTRA_OUTPUT, uri);
 504						mPendingImageUris.clear();
 505						mPendingImageUris.add(uri);
 506						break;
 507					case ATTACHMENT_CHOICE_CHOOSE_FILE:
 508						chooser = true;
 509						intent.setType("*/*");
 510						intent.addCategory(Intent.CATEGORY_OPENABLE);
 511						intent.setAction(Intent.ACTION_GET_CONTENT);
 512						break;
 513					case ATTACHMENT_CHOICE_RECORD_VOICE:
 514						intent.setAction(MediaStore.Audio.Media.RECORD_SOUND_ACTION);
 515						fallbackPackageId = "eu.siacs.conversations.voicerecorder";
 516						break;
 517					case ATTACHMENT_CHOICE_LOCATION:
 518						intent.setAction("eu.siacs.conversations.location.request");
 519						fallbackPackageId = "eu.siacs.conversations.sharelocation";
 520						break;
 521				}
 522				if (intent.resolveActivity(getPackageManager()) != null) {
 523					if (chooser) {
 524						startActivityForResult(
 525								Intent.createChooser(intent, getString(R.string.perform_action_with)),
 526								attachmentChoice);
 527					} else {
 528						startActivityForResult(intent, attachmentChoice);
 529					}
 530				} else if (fallbackPackageId != null) {
 531					startActivity(getInstallApkIntent(fallbackPackageId));
 532				}
 533			}
 534		};
 535		if ((account.httpUploadAvailable() || attachmentChoice == ATTACHMENT_CHOICE_LOCATION) && encryption != Message.ENCRYPTION_OTR) {
 536			conversation.setNextCounterpart(null);
 537			callback.onPresenceSelected();
 538		} else {
 539			selectPresence(conversation, callback);
 540		}
 541	}
 542
 543	private Intent getInstallApkIntent(final String packageId) {
 544		Intent intent = new Intent(Intent.ACTION_VIEW);
 545		intent.setData(Uri.parse("market://details?id=" + packageId));
 546		if (intent.resolveActivity(getPackageManager()) != null) {
 547			return intent;
 548		} else {
 549			intent.setData(Uri.parse("http://play.google.com/store/apps/details?id=" + packageId));
 550			return intent;
 551		}
 552	}
 553
 554	public void attachFile(final int attachmentChoice) {
 555		if (attachmentChoice != ATTACHMENT_CHOICE_LOCATION) {
 556			if (!Config.ONLY_INTERNAL_STORAGE && !hasStoragePermission(attachmentChoice)) {
 557				return;
 558			}
 559		}
 560		switch (attachmentChoice) {
 561			case ATTACHMENT_CHOICE_LOCATION:
 562				getPreferences().edit().putString("recently_used_quick_action", "location").apply();
 563				break;
 564			case ATTACHMENT_CHOICE_RECORD_VOICE:
 565				getPreferences().edit().putString("recently_used_quick_action", "voice").apply();
 566				break;
 567			case ATTACHMENT_CHOICE_TAKE_PHOTO:
 568				getPreferences().edit().putString("recently_used_quick_action", "photo").apply();
 569				break;
 570			case ATTACHMENT_CHOICE_CHOOSE_IMAGE:
 571				getPreferences().edit().putString("recently_used_quick_action", "picture").apply();
 572				break;
 573		}
 574		final Conversation conversation = getSelectedConversation();
 575		final int encryption = conversation.getNextEncryption();
 576		final int mode = conversation.getMode();
 577		if (encryption == Message.ENCRYPTION_PGP) {
 578			if (hasPgp()) {
 579				if (mode == Conversation.MODE_SINGLE && conversation.getContact().getPgpKeyId() != 0) {
 580					xmppConnectionService.getPgpEngine().hasKey(
 581							conversation.getContact(),
 582							new UiCallback<Contact>() {
 583
 584								@Override
 585								public void userInputRequried(PendingIntent pi, Contact contact) {
 586									ConversationActivity.this.runIntent(pi, attachmentChoice);
 587								}
 588
 589								@Override
 590								public void success(Contact contact) {
 591									selectPresenceToAttachFile(attachmentChoice, encryption);
 592								}
 593
 594								@Override
 595								public void error(int error, Contact contact) {
 596									replaceToast(getString(error));
 597								}
 598							});
 599				} else if (mode == Conversation.MODE_MULTI && conversation.getMucOptions().pgpKeysInUse()) {
 600					if (!conversation.getMucOptions().everybodyHasKeys()) {
 601						Toast warning = Toast
 602								.makeText(this,
 603										R.string.missing_public_keys,
 604										Toast.LENGTH_LONG);
 605						warning.setGravity(Gravity.CENTER_VERTICAL, 0, 0);
 606						warning.show();
 607					}
 608					selectPresenceToAttachFile(attachmentChoice, encryption);
 609				} else {
 610					final ConversationFragment fragment = (ConversationFragment) getFragmentManager()
 611							.findFragmentByTag("conversation");
 612					if (fragment != null) {
 613						fragment.showNoPGPKeyDialog(false,
 614								new OnClickListener() {
 615
 616									@Override
 617									public void onClick(DialogInterface dialog,
 618														int which) {
 619										conversation.setNextEncryption(Message.ENCRYPTION_NONE);
 620										xmppConnectionService.updateConversation(conversation);
 621										selectPresenceToAttachFile(attachmentChoice, Message.ENCRYPTION_NONE);
 622									}
 623								});
 624					}
 625				}
 626			} else {
 627				showInstallPgpDialog();
 628			}
 629		} else {
 630			if (encryption != Message.ENCRYPTION_AXOLOTL || !trustKeysIfNeeded(REQUEST_TRUST_KEYS_MENU, attachmentChoice)) {
 631				selectPresenceToAttachFile(attachmentChoice, encryption);
 632			}
 633		}
 634	}
 635
 636	@Override
 637	public void onRequestPermissionsResult(int requestCode, String permissions[], int[] grantResults) {
 638		if (grantResults.length > 0)
 639			if (grantResults[0] == PackageManager.PERMISSION_GRANTED) {
 640				if (requestCode == REQUEST_START_DOWNLOAD) {
 641					if (this.mPendingDownloadableMessage != null) {
 642						startDownloadable(this.mPendingDownloadableMessage);
 643					}
 644				} else {
 645					attachFile(requestCode);
 646				}
 647			} else {
 648				Toast.makeText(this, R.string.no_storage_permission, Toast.LENGTH_SHORT).show();
 649			}
 650	}
 651
 652	public void startDownloadable(Message message) {
 653		if (!Config.ONLY_INTERNAL_STORAGE && !hasStoragePermission(ConversationActivity.REQUEST_START_DOWNLOAD)) {
 654			this.mPendingDownloadableMessage = message;
 655			return;
 656		}
 657		Transferable transferable = message.getTransferable();
 658		if (transferable != null) {
 659			if (!transferable.start()) {
 660				Toast.makeText(this, R.string.not_connected_try_again, Toast.LENGTH_SHORT).show();
 661			}
 662		} else if (message.treatAsDownloadable() != Message.Decision.NEVER) {
 663			xmppConnectionService.getHttpConnectionManager().createNewDownloadConnection(message, true);
 664		}
 665	}
 666
 667	@Override
 668	public boolean onOptionsItemSelected(final MenuItem item) {
 669		if (item.getItemId() == android.R.id.home) {
 670			showConversationsOverview();
 671			return true;
 672		} else if (item.getItemId() == R.id.action_add) {
 673			startActivity(new Intent(this, StartConversationActivity.class));
 674			return true;
 675		} else if (getSelectedConversation() != null) {
 676			switch (item.getItemId()) {
 677				case R.id.action_attach_file:
 678					attachFileDialog();
 679					break;
 680				case R.id.action_archive:
 681					this.endConversation(getSelectedConversation());
 682					break;
 683				case R.id.action_contact_details:
 684					switchToContactDetails(getSelectedConversation().getContact());
 685					break;
 686				case R.id.action_muc_details:
 687					Intent intent = new Intent(this,
 688							ConferenceDetailsActivity.class);
 689					intent.setAction(ConferenceDetailsActivity.ACTION_VIEW_MUC);
 690					intent.putExtra("uuid", getSelectedConversation().getUuid());
 691					startActivity(intent);
 692					break;
 693				case R.id.action_invite:
 694					inviteToConversation(getSelectedConversation());
 695					break;
 696				case R.id.action_security:
 697					selectEncryptionDialog(getSelectedConversation());
 698					break;
 699				case R.id.action_clear_history:
 700					clearHistoryDialog(getSelectedConversation());
 701					break;
 702				case R.id.action_mute:
 703					muteConversationDialog(getSelectedConversation());
 704					break;
 705				case R.id.action_unmute:
 706					unmuteConversation(getSelectedConversation());
 707					break;
 708				case R.id.action_block:
 709					BlockContactDialog.show(this, xmppConnectionService, getSelectedConversation());
 710					break;
 711				case R.id.action_unblock:
 712					BlockContactDialog.show(this, xmppConnectionService, getSelectedConversation());
 713					break;
 714				default:
 715					break;
 716			}
 717			return super.onOptionsItemSelected(item);
 718		} else {
 719			return super.onOptionsItemSelected(item);
 720		}
 721	}
 722
 723	public void endConversation(Conversation conversation) {
 724		endConversation(conversation, true, true);
 725	}
 726
 727	public void endConversation(Conversation conversation, boolean showOverview, boolean reinit) {
 728		if (showOverview) {
 729			showConversationsOverview();
 730		}
 731		xmppConnectionService.archiveConversation(conversation);
 732		if (reinit) {
 733			if (conversationList.size() > 0) {
 734				setSelectedConversation(conversationList.get(0));
 735				this.mConversationFragment.reInit(getSelectedConversation());
 736			} else {
 737				setSelectedConversation(null);
 738				if (mRedirected.compareAndSet(false, true)) {
 739					Intent intent = new Intent(this, StartConversationActivity.class);
 740					intent.putExtra("init", true);
 741					startActivity(intent);
 742					finish();
 743				}
 744			}
 745		}
 746	}
 747
 748	@SuppressLint("InflateParams")
 749	protected void clearHistoryDialog(final Conversation conversation) {
 750		AlertDialog.Builder builder = new AlertDialog.Builder(this);
 751		builder.setTitle(getString(R.string.clear_conversation_history));
 752		View dialogView = getLayoutInflater().inflate(
 753				R.layout.dialog_clear_history, null);
 754		final CheckBox endConversationCheckBox = (CheckBox) dialogView
 755				.findViewById(R.id.end_conversation_checkbox);
 756		builder.setView(dialogView);
 757		builder.setNegativeButton(getString(R.string.cancel), null);
 758		builder.setPositiveButton(getString(R.string.delete_messages),
 759				new OnClickListener() {
 760
 761					@Override
 762					public void onClick(DialogInterface dialog, int which) {
 763						ConversationActivity.this.xmppConnectionService.clearConversationHistory(conversation);
 764						if (endConversationCheckBox.isChecked()) {
 765							endConversation(conversation);
 766						} else {
 767							updateConversationList();
 768							ConversationActivity.this.mConversationFragment.updateMessages();
 769						}
 770					}
 771				});
 772		builder.create().show();
 773	}
 774
 775	protected void attachFileDialog() {
 776		View menuAttachFile = findViewById(R.id.action_attach_file);
 777		if (menuAttachFile == null) {
 778			return;
 779		}
 780		PopupMenu attachFilePopup = new PopupMenu(this, menuAttachFile);
 781		attachFilePopup.inflate(R.menu.attachment_choices);
 782		if (new Intent(MediaStore.Audio.Media.RECORD_SOUND_ACTION).resolveActivity(getPackageManager()) == null) {
 783			attachFilePopup.getMenu().findItem(R.id.attach_record_voice).setVisible(false);
 784		}
 785		if (new Intent("eu.siacs.conversations.location.request").resolveActivity(getPackageManager()) == null) {
 786			attachFilePopup.getMenu().findItem(R.id.attach_location).setVisible(false);
 787		}
 788		attachFilePopup.setOnMenuItemClickListener(new OnMenuItemClickListener() {
 789
 790			@Override
 791			public boolean onMenuItemClick(MenuItem item) {
 792				switch (item.getItemId()) {
 793					case R.id.attach_choose_picture:
 794						attachFile(ATTACHMENT_CHOICE_CHOOSE_IMAGE);
 795						break;
 796					case R.id.attach_take_picture:
 797						attachFile(ATTACHMENT_CHOICE_TAKE_PHOTO);
 798						break;
 799					case R.id.attach_choose_file:
 800						attachFile(ATTACHMENT_CHOICE_CHOOSE_FILE);
 801						break;
 802					case R.id.attach_record_voice:
 803						attachFile(ATTACHMENT_CHOICE_RECORD_VOICE);
 804						break;
 805					case R.id.attach_location:
 806						attachFile(ATTACHMENT_CHOICE_LOCATION);
 807						break;
 808				}
 809				return false;
 810			}
 811		});
 812		attachFilePopup.show();
 813	}
 814
 815	public void verifyOtrSessionDialog(final Conversation conversation, View view) {
 816		if (!conversation.hasValidOtrSession() || conversation.getOtrSession().getSessionStatus() != SessionStatus.ENCRYPTED) {
 817			Toast.makeText(this, R.string.otr_session_not_started, Toast.LENGTH_LONG).show();
 818			return;
 819		}
 820		if (view == null) {
 821			return;
 822		}
 823		PopupMenu popup = new PopupMenu(this, view);
 824		popup.inflate(R.menu.verification_choices);
 825		popup.setOnMenuItemClickListener(new OnMenuItemClickListener() {
 826			@Override
 827			public boolean onMenuItemClick(MenuItem menuItem) {
 828				Intent intent = new Intent(ConversationActivity.this, VerifyOTRActivity.class);
 829				intent.setAction(VerifyOTRActivity.ACTION_VERIFY_CONTACT);
 830				intent.putExtra("contact", conversation.getContact().getJid().toBareJid().toString());
 831				intent.putExtra(EXTRA_ACCOUNT, conversation.getAccount().getJid().toBareJid().toString());
 832				switch (menuItem.getItemId()) {
 833					case R.id.scan_fingerprint:
 834						intent.putExtra("mode", VerifyOTRActivity.MODE_SCAN_FINGERPRINT);
 835						break;
 836					case R.id.ask_question:
 837						intent.putExtra("mode", VerifyOTRActivity.MODE_ASK_QUESTION);
 838						break;
 839					case R.id.manual_verification:
 840						intent.putExtra("mode", VerifyOTRActivity.MODE_MANUAL_VERIFICATION);
 841						break;
 842				}
 843				startActivity(intent);
 844				return true;
 845			}
 846		});
 847		popup.show();
 848	}
 849
 850	protected void selectEncryptionDialog(final Conversation conversation) {
 851		View menuItemView = findViewById(R.id.action_security);
 852		if (menuItemView == null) {
 853			return;
 854		}
 855		PopupMenu popup = new PopupMenu(this, menuItemView);
 856		final ConversationFragment fragment = (ConversationFragment) getFragmentManager()
 857				.findFragmentByTag("conversation");
 858		if (fragment != null) {
 859			popup.setOnMenuItemClickListener(new OnMenuItemClickListener() {
 860
 861				@Override
 862				public boolean onMenuItemClick(MenuItem item) {
 863					switch (item.getItemId()) {
 864						case R.id.encryption_choice_none:
 865							conversation.setNextEncryption(Message.ENCRYPTION_NONE);
 866							item.setChecked(true);
 867							break;
 868						case R.id.encryption_choice_otr:
 869							conversation.setNextEncryption(Message.ENCRYPTION_OTR);
 870							item.setChecked(true);
 871							break;
 872						case R.id.encryption_choice_pgp:
 873							if (hasPgp()) {
 874								if (conversation.getAccount().getPgpSignature() != null) {
 875									conversation.setNextEncryption(Message.ENCRYPTION_PGP);
 876									item.setChecked(true);
 877								} else {
 878									announcePgp(conversation.getAccount(), conversation, onOpenPGPKeyPublished);
 879								}
 880							} else {
 881								showInstallPgpDialog();
 882							}
 883							break;
 884						case R.id.encryption_choice_axolotl:
 885							Log.d(Config.LOGTAG, AxolotlService.getLogprefix(conversation.getAccount())
 886									+ "Enabled axolotl for Contact " + conversation.getContact().getJid());
 887							conversation.setNextEncryption(Message.ENCRYPTION_AXOLOTL);
 888							item.setChecked(true);
 889							break;
 890						default:
 891							conversation.setNextEncryption(Message.ENCRYPTION_NONE);
 892							break;
 893					}
 894					xmppConnectionService.updateConversation(conversation);
 895					fragment.updateChatMsgHint();
 896					invalidateOptionsMenu();
 897					refreshUi();
 898					return true;
 899				}
 900			});
 901			popup.inflate(R.menu.encryption_choices);
 902			MenuItem otr = popup.getMenu().findItem(R.id.encryption_choice_otr);
 903			MenuItem none = popup.getMenu().findItem(R.id.encryption_choice_none);
 904			MenuItem pgp = popup.getMenu().findItem(R.id.encryption_choice_pgp);
 905			MenuItem axolotl = popup.getMenu().findItem(R.id.encryption_choice_axolotl);
 906			pgp.setVisible(Config.supportOpenPgp());
 907			none.setVisible(Config.supportUnencrypted() || conversation.getMode() == Conversation.MODE_MULTI);
 908			otr.setVisible(Config.supportOtr());
 909			axolotl.setVisible(Config.supportOmemo());
 910			if (conversation.getMode() == Conversation.MODE_MULTI) {
 911				otr.setVisible(false);
 912			}
 913			if (!conversation.getAccount().getAxolotlService().isConversationAxolotlCapable(conversation)) {
 914				axolotl.setEnabled(false);
 915			}
 916			switch (conversation.getNextEncryption()) {
 917				case Message.ENCRYPTION_NONE:
 918					none.setChecked(true);
 919					break;
 920				case Message.ENCRYPTION_OTR:
 921					otr.setChecked(true);
 922					break;
 923				case Message.ENCRYPTION_PGP:
 924					pgp.setChecked(true);
 925					break;
 926				case Message.ENCRYPTION_AXOLOTL:
 927					axolotl.setChecked(true);
 928					break;
 929				default:
 930					none.setChecked(true);
 931					break;
 932			}
 933			popup.show();
 934		}
 935	}
 936
 937	protected void muteConversationDialog(final Conversation conversation) {
 938		AlertDialog.Builder builder = new AlertDialog.Builder(this);
 939		builder.setTitle(R.string.disable_notifications);
 940		final int[] durations = getResources().getIntArray(R.array.mute_options_durations);
 941		builder.setItems(R.array.mute_options_descriptions,
 942				new OnClickListener() {
 943
 944					@Override
 945					public void onClick(final DialogInterface dialog, final int which) {
 946						final long till;
 947						if (durations[which] == -1) {
 948							till = Long.MAX_VALUE;
 949						} else {
 950							till = System.currentTimeMillis() + (durations[which] * 1000);
 951						}
 952						conversation.setMutedTill(till);
 953						ConversationActivity.this.xmppConnectionService.updateConversation(conversation);
 954						updateConversationList();
 955						ConversationActivity.this.mConversationFragment.updateMessages();
 956						invalidateOptionsMenu();
 957					}
 958				});
 959		builder.create().show();
 960	}
 961
 962	public void unmuteConversation(final Conversation conversation) {
 963		conversation.setMutedTill(0);
 964		this.xmppConnectionService.updateConversation(conversation);
 965		updateConversationList();
 966		ConversationActivity.this.mConversationFragment.updateMessages();
 967		invalidateOptionsMenu();
 968	}
 969
 970	@Override
 971	public void onBackPressed() {
 972		if (!isConversationsOverviewVisable()) {
 973			showConversationsOverview();
 974		} else {
 975			moveTaskToBack(true);
 976		}
 977	}
 978
 979	@Override
 980	public boolean onKeyUp(int key, KeyEvent event) {
 981		int rotation = getWindowManager().getDefaultDisplay().getRotation();
 982		final int upKey;
 983		final int downKey;
 984		switch (rotation) {
 985			case Surface.ROTATION_90:
 986				upKey = KeyEvent.KEYCODE_DPAD_LEFT;
 987				downKey = KeyEvent.KEYCODE_DPAD_RIGHT;
 988				break;
 989			case Surface.ROTATION_180:
 990				upKey = KeyEvent.KEYCODE_DPAD_DOWN;
 991				downKey = KeyEvent.KEYCODE_DPAD_UP;
 992				break;
 993			case Surface.ROTATION_270:
 994				upKey = KeyEvent.KEYCODE_DPAD_RIGHT;
 995				downKey = KeyEvent.KEYCODE_DPAD_LEFT;
 996				break;
 997			default:
 998				upKey = KeyEvent.KEYCODE_DPAD_UP;
 999				downKey = KeyEvent.KEYCODE_DPAD_DOWN;
1000		}
1001		final boolean modifier = event.isCtrlPressed() || (event.getMetaState() & KeyEvent.META_ALT_LEFT_ON) != 0;
1002		if (modifier && key == KeyEvent.KEYCODE_TAB && isConversationsOverviewHideable()) {
1003			toggleConversationsOverview();
1004			return true;
1005		} else if (modifier && key == KeyEvent.KEYCODE_SPACE) {
1006			startActivity(new Intent(this, StartConversationActivity.class));
1007			return true;
1008		} else if (modifier && key == downKey) {
1009			if (isConversationsOverviewHideable() && !isConversationsOverviewVisable()) {
1010				showConversationsOverview();
1011				;
1012			}
1013			return selectDownConversation();
1014		} else if (modifier && key == upKey) {
1015			if (isConversationsOverviewHideable() && !isConversationsOverviewVisable()) {
1016				showConversationsOverview();
1017			}
1018			return selectUpConversation();
1019		} else if (modifier && key == KeyEvent.KEYCODE_1) {
1020			return openConversationByIndex(0);
1021		} else if (modifier && key == KeyEvent.KEYCODE_2) {
1022			return openConversationByIndex(1);
1023		} else if (modifier && key == KeyEvent.KEYCODE_3) {
1024			return openConversationByIndex(2);
1025		} else if (modifier && key == KeyEvent.KEYCODE_4) {
1026			return openConversationByIndex(3);
1027		} else if (modifier && key == KeyEvent.KEYCODE_5) {
1028			return openConversationByIndex(4);
1029		} else if (modifier && key == KeyEvent.KEYCODE_6) {
1030			return openConversationByIndex(5);
1031		} else if (modifier && key == KeyEvent.KEYCODE_7) {
1032			return openConversationByIndex(6);
1033		} else if (modifier && key == KeyEvent.KEYCODE_8) {
1034			return openConversationByIndex(7);
1035		} else if (modifier && key == KeyEvent.KEYCODE_9) {
1036			return openConversationByIndex(8);
1037		} else if (modifier && key == KeyEvent.KEYCODE_0) {
1038			return openConversationByIndex(9);
1039		} else {
1040			return super.onKeyUp(key, event);
1041		}
1042	}
1043
1044	private void toggleConversationsOverview() {
1045		if (isConversationsOverviewVisable()) {
1046			hideConversationsOverview();
1047			if (mConversationFragment != null) {
1048				mConversationFragment.setFocusOnInputField();
1049			}
1050		} else {
1051			showConversationsOverview();
1052		}
1053	}
1054
1055	private boolean selectUpConversation() {
1056		if (this.mSelectedConversation != null) {
1057			int index = this.conversationList.indexOf(this.mSelectedConversation);
1058			if (index > 0) {
1059				return openConversationByIndex(index - 1);
1060			}
1061		}
1062		return false;
1063	}
1064
1065	private boolean selectDownConversation() {
1066		if (this.mSelectedConversation != null) {
1067			int index = this.conversationList.indexOf(this.mSelectedConversation);
1068			if (index != -1 && index < this.conversationList.size() - 1) {
1069				return openConversationByIndex(index + 1);
1070			}
1071		}
1072		return false;
1073	}
1074
1075	private boolean openConversationByIndex(int index) {
1076		try {
1077			this.conversationWasSelectedByKeyboard = true;
1078			setSelectedConversation(this.conversationList.get(index));
1079			this.mConversationFragment.reInit(getSelectedConversation());
1080			if (index > listView.getLastVisiblePosition() - 1 || index < listView.getFirstVisiblePosition() + 1) {
1081				this.listView.setSelection(index);
1082			}
1083			openConversation();
1084			return true;
1085		} catch (IndexOutOfBoundsException e) {
1086			return false;
1087		}
1088	}
1089
1090	@Override
1091	protected void onNewIntent(final Intent intent) {
1092		if (intent != null && ACTION_VIEW_CONVERSATION.equals(intent.getAction())) {
1093			mOpenConversation = null;
1094			mUnprocessedNewIntent = true;
1095			if (xmppConnectionServiceBound) {
1096				handleViewConversationIntent(intent);
1097				intent.setAction(Intent.ACTION_MAIN);
1098			} else {
1099				setIntent(intent);
1100			}
1101		}
1102	}
1103
1104	@Override
1105	public void onStart() {
1106		super.onStart();
1107		this.mRedirected.set(false);
1108		if (this.xmppConnectionServiceBound) {
1109			this.onBackendConnected();
1110		}
1111		if (conversationList.size() >= 1) {
1112			this.onConversationUpdate();
1113		}
1114	}
1115
1116	@Override
1117	public void onPause() {
1118		listView.discardUndo();
1119		super.onPause();
1120		this.mActivityPaused = true;
1121	}
1122
1123	@Override
1124	public void onResume() {
1125		super.onResume();
1126		final int theme = findTheme();
1127		final boolean usingEnterKey = usingEnterKey();
1128		if (this.mTheme != theme || usingEnterKey != mUsingEnterKey) {
1129			recreate();
1130		}
1131		this.mActivityPaused = false;
1132
1133
1134		if (!isConversationsOverviewVisable() || !isConversationsOverviewHideable()) {
1135			sendReadMarkerIfNecessary(getSelectedConversation());
1136		}
1137
1138	}
1139
1140	@Override
1141	public void onSaveInstanceState(final Bundle savedInstanceState) {
1142		Conversation conversation = getSelectedConversation();
1143		if (conversation != null) {
1144			savedInstanceState.putString(STATE_OPEN_CONVERSATION, conversation.getUuid());
1145			Pair<Integer,Integer> scrollPosition = mConversationFragment.getScrollPosition();
1146			if (scrollPosition != null) {
1147				savedInstanceState.putInt(STATE_FIRST_VISIBLE, scrollPosition.first);
1148				savedInstanceState.putInt(STATE_OFFSET_FROM_TOP, scrollPosition.second);
1149			}
1150		} else {
1151			savedInstanceState.remove(STATE_OPEN_CONVERSATION);
1152		}
1153		savedInstanceState.putBoolean(STATE_PANEL_OPEN, isConversationsOverviewVisable());
1154		if (this.mPendingImageUris.size() >= 1) {
1155			Log.d(Config.LOGTAG,"ConversationsActivity.onSaveInstanceState() - saving pending image uri");
1156			savedInstanceState.putString(STATE_PENDING_URI, this.mPendingImageUris.get(0).toString());
1157		} else {
1158			savedInstanceState.remove(STATE_PENDING_URI);
1159		}
1160		super.onSaveInstanceState(savedInstanceState);
1161	}
1162
1163	private void clearPending() {
1164		mPendingImageUris.clear();
1165		mPendingFileUris.clear();
1166		mPendingGeoUri = null;
1167		mPostponedActivityResult = null;
1168	}
1169
1170	@Override
1171	void onBackendConnected() {
1172		this.xmppConnectionService.getNotificationService().setIsInForeground(true);
1173		updateConversationList();
1174
1175		if (mPendingConferenceInvite != null) {
1176			if (mPendingConferenceInvite.execute(this)) {
1177				mToast = Toast.makeText(this, R.string.creating_conference, Toast.LENGTH_LONG);
1178				mToast.show();
1179			}
1180			mPendingConferenceInvite = null;
1181		}
1182
1183		final Intent intent = getIntent();
1184
1185		if (xmppConnectionService.getAccounts().size() == 0) {
1186			if (mRedirected.compareAndSet(false, true)) {
1187				if (Config.X509_VERIFICATION) {
1188					startActivity(new Intent(this, ManageAccountActivity.class));
1189				} else if (Config.MAGIC_CREATE_DOMAIN != null) {
1190					startActivity(new Intent(this, WelcomeActivity.class));
1191				} else {
1192					Intent editAccount = new Intent(this, EditAccountActivity.class);
1193					editAccount.putExtra("init",true);
1194					startActivity(editAccount);
1195				}
1196				finish();
1197			}
1198		} else if (conversationList.size() <= 0) {
1199			if (mRedirected.compareAndSet(false, true)) {
1200				Account pendingAccount = xmppConnectionService.getPendingAccount();
1201				if (pendingAccount == null) {
1202					Intent startConversationActivity = new Intent(this, StartConversationActivity.class);
1203					intent.putExtra("init", true);
1204					startActivity(startConversationActivity);
1205				} else {
1206					switchToAccount(pendingAccount, true);
1207				}
1208				finish();
1209			}
1210		} else if (selectConversationByUuid(mOpenConversation)) {
1211			if (mPanelOpen) {
1212				showConversationsOverview();
1213			} else {
1214				if (isConversationsOverviewHideable()) {
1215					openConversation();
1216					updateActionBarTitle(true);
1217				}
1218			}
1219			if (this.mConversationFragment.reInit(getSelectedConversation())) {
1220				Log.d(Config.LOGTAG,"setting scroll position on fragment");
1221				this.mConversationFragment.setScrollPosition(mScrollPosition);
1222			}
1223			mOpenConversation = null;
1224		} else if (intent != null && ACTION_VIEW_CONVERSATION.equals(intent.getAction())) {
1225			clearPending();
1226			handleViewConversationIntent(intent);
1227			intent.setAction(Intent.ACTION_MAIN);
1228		} else if (getSelectedConversation() == null) {
1229			showConversationsOverview();
1230			clearPending();
1231			setSelectedConversation(conversationList.get(0));
1232			this.mConversationFragment.reInit(getSelectedConversation());
1233		} else {
1234			this.mConversationFragment.messageListAdapter.updatePreferences();
1235			this.mConversationFragment.messagesView.invalidateViews();
1236			this.mConversationFragment.setupIme();
1237		}
1238
1239		if (this.mPostponedActivityResult != null) {
1240			this.onActivityResult(mPostponedActivityResult.first, RESULT_OK, mPostponedActivityResult.second);
1241		}
1242
1243		final boolean stopping;
1244		if (Build.VERSION.SDK_INT >= 17) {
1245			stopping = isFinishing() || isDestroyed();
1246		} else {
1247			stopping = isFinishing();
1248		}
1249
1250		if (!forbidProcessingPendings) {
1251			for (Iterator<Uri> i = mPendingImageUris.iterator(); i.hasNext(); i.remove()) {
1252				Uri foo = i.next();
1253				Log.d(Config.LOGTAG,"ConversationsActivity.onBackendConnected() - attaching image to conversations. stopping="+Boolean.toString(stopping));
1254				attachImageToConversation(getSelectedConversation(), foo);
1255			}
1256
1257			for (Iterator<Uri> i = mPendingFileUris.iterator(); i.hasNext(); i.remove()) {
1258				Log.d(Config.LOGTAG,"ConversationsActivity.onBackendConnected() - attaching file to conversations. stopping="+Boolean.toString(stopping));
1259				attachFileToConversation(getSelectedConversation(), i.next());
1260			}
1261
1262			if (mPendingGeoUri != null) {
1263				attachLocationToConversation(getSelectedConversation(), mPendingGeoUri);
1264				mPendingGeoUri = null;
1265			}
1266		}
1267		forbidProcessingPendings = false;
1268
1269		if (!ExceptionHelper.checkForCrash(this, this.xmppConnectionService)) {
1270			openBatteryOptimizationDialogIfNeeded();
1271		}
1272		if (isConversationsOverviewVisable() && isConversationsOverviewHideable()) {
1273			xmppConnectionService.getNotificationService().setOpenConversation(null);
1274		} else {
1275			xmppConnectionService.getNotificationService().setOpenConversation(getSelectedConversation());
1276		}
1277	}
1278
1279	private void handleViewConversationIntent(final Intent intent) {
1280		final String uuid = intent.getStringExtra(CONVERSATION);
1281		final String downloadUuid = intent.getStringExtra(EXTRA_DOWNLOAD_UUID);
1282		final String text = intent.getStringExtra(TEXT);
1283		final String nick = intent.getStringExtra(NICK);
1284		final boolean pm = intent.getBooleanExtra(PRIVATE_MESSAGE, false);
1285		if (selectConversationByUuid(uuid)) {
1286			this.mConversationFragment.reInit(getSelectedConversation());
1287			if (nick != null) {
1288				if (pm) {
1289					Jid jid = getSelectedConversation().getJid();
1290					try {
1291						Jid next = Jid.fromParts(jid.getLocalpart(), jid.getDomainpart(), nick);
1292						this.mConversationFragment.privateMessageWith(next);
1293					} catch (final InvalidJidException ignored) {
1294						//do nothing
1295					}
1296				} else {
1297					this.mConversationFragment.highlightInConference(nick);
1298				}
1299			} else {
1300				this.mConversationFragment.appendText(text);
1301			}
1302			hideConversationsOverview();
1303			mUnprocessedNewIntent = false;
1304			openConversation();
1305			if (mContentView instanceof SlidingPaneLayout) {
1306				updateActionBarTitle(true); //fixes bug where slp isn't properly closed yet
1307			}
1308			if (downloadUuid != null) {
1309				final Message message = mSelectedConversation.findMessageWithFileAndUuid(downloadUuid);
1310				if (message != null) {
1311					startDownloadable(message);
1312				}
1313			}
1314		} else {
1315			mUnprocessedNewIntent = false;
1316		}
1317	}
1318
1319	private boolean selectConversationByUuid(String uuid) {
1320		if (uuid == null) {
1321			return false;
1322		}
1323		for (Conversation aConversationList : conversationList) {
1324			if (aConversationList.getUuid().equals(uuid)) {
1325				setSelectedConversation(aConversationList);
1326				return true;
1327			}
1328		}
1329		return false;
1330	}
1331
1332	@Override
1333	protected void unregisterListeners() {
1334		super.unregisterListeners();
1335		xmppConnectionService.getNotificationService().setOpenConversation(null);
1336	}
1337
1338	@SuppressLint("NewApi")
1339	private static List<Uri> extractUriFromIntent(final Intent intent) {
1340		List<Uri> uris = new ArrayList<>();
1341		if (intent == null) {
1342			return uris;
1343		}
1344		Uri uri = intent.getData();
1345		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2 && uri == null) {
1346			final ClipData clipData = intent.getClipData();
1347			if (clipData != null) {
1348				for (int i = 0; i < clipData.getItemCount(); ++i) {
1349					uris.add(clipData.getItemAt(i).getUri());
1350				}
1351			}
1352		} else {
1353			uris.add(uri);
1354		}
1355		return uris;
1356	}
1357
1358	@Override
1359	protected void onActivityResult(int requestCode, int resultCode, final Intent data) {
1360		super.onActivityResult(requestCode, resultCode, data);
1361		if (resultCode == RESULT_OK) {
1362			if (requestCode == REQUEST_DECRYPT_PGP) {
1363				mConversationFragment.onActivityResult(requestCode, resultCode, data);
1364			} else if (requestCode == REQUEST_CHOOSE_PGP_ID) {
1365				// the user chose OpenPGP for encryption and selected his key in the PGP provider
1366				if (xmppConnectionServiceBound) {
1367					if (data.getExtras().containsKey(OpenPgpApi.EXTRA_SIGN_KEY_ID)) {
1368						// associate selected PGP keyId with the account
1369						mSelectedConversation.getAccount().setPgpSignId(data.getExtras().getLong(OpenPgpApi.EXTRA_SIGN_KEY_ID));
1370						// we need to announce the key as described in XEP-027
1371						announcePgp(mSelectedConversation.getAccount(), null, onOpenPGPKeyPublished);
1372					} else {
1373						choosePgpSignId(mSelectedConversation.getAccount());
1374					}
1375					this.mPostponedActivityResult = null;
1376				} else {
1377					this.mPostponedActivityResult = new Pair<>(requestCode, data);
1378				}
1379			} else if (requestCode == REQUEST_ANNOUNCE_PGP) {
1380				if (xmppConnectionServiceBound) {
1381					announcePgp(mSelectedConversation.getAccount(), mSelectedConversation, onOpenPGPKeyPublished);
1382					this.mPostponedActivityResult = null;
1383				} else {
1384					this.mPostponedActivityResult = new Pair<>(requestCode, data);
1385				}
1386			} else if (requestCode == ATTACHMENT_CHOICE_CHOOSE_IMAGE) {
1387				mPendingImageUris.clear();
1388				mPendingImageUris.addAll(extractUriFromIntent(data));
1389				if (xmppConnectionServiceBound) {
1390					for (Iterator<Uri> i = mPendingImageUris.iterator(); i.hasNext(); i.remove()) {
1391						Log.d(Config.LOGTAG,"ConversationsActivity.onActivityResult() - attaching image to conversations. CHOOSE_IMAGE");
1392						attachImageToConversation(getSelectedConversation(), i.next());
1393					}
1394				}
1395			} else if (requestCode == ATTACHMENT_CHOICE_CHOOSE_FILE || requestCode == ATTACHMENT_CHOICE_RECORD_VOICE) {
1396				final List<Uri> uris = extractUriFromIntent(data);
1397				final Conversation c = getSelectedConversation();
1398				final OnPresenceSelected callback = new OnPresenceSelected() {
1399					@Override
1400					public void onPresenceSelected() {
1401						mPendingFileUris.clear();
1402						mPendingFileUris.addAll(uris);
1403						if (xmppConnectionServiceBound) {
1404							for (Iterator<Uri> i = mPendingFileUris.iterator(); i.hasNext(); i.remove()) {
1405								Log.d(Config.LOGTAG,"ConversationsActivity.onActivityResult() - attaching file to conversations. CHOOSE_FILE/RECORD_VOICE");
1406								attachFileToConversation(c, i.next());
1407							}
1408						}
1409					}
1410				};
1411				if (c == null || c.getMode() == Conversation.MODE_MULTI
1412						|| FileBackend.allFilesUnderSize(this, uris, getMaxHttpUploadSize(c))
1413						|| c.getNextEncryption() == Message.ENCRYPTION_OTR) {
1414					callback.onPresenceSelected();
1415				} else {
1416					selectPresence(c, callback);
1417				}
1418			} else if (requestCode == ATTACHMENT_CHOICE_TAKE_PHOTO) {
1419				if (mPendingImageUris.size() == 1) {
1420					Uri uri = FileBackend.getIndexableTakePhotoUri(mPendingImageUris.get(0));
1421					mPendingImageUris.set(0, uri);
1422					if (xmppConnectionServiceBound) {
1423						Log.d(Config.LOGTAG,"ConversationsActivity.onActivityResult() - attaching image to conversations. TAKE_PHOTO");
1424						attachImageToConversation(getSelectedConversation(), uri);
1425						mPendingImageUris.clear();
1426					}
1427					if (!Config.ONLY_INTERNAL_STORAGE) {
1428						Intent intent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
1429						intent.setData(uri);
1430						sendBroadcast(intent);
1431					}
1432				} else {
1433					mPendingImageUris.clear();
1434				}
1435			} else if (requestCode == ATTACHMENT_CHOICE_LOCATION) {
1436				double latitude = data.getDoubleExtra("latitude", 0);
1437				double longitude = data.getDoubleExtra("longitude", 0);
1438				this.mPendingGeoUri = Uri.parse("geo:" + String.valueOf(latitude) + "," + String.valueOf(longitude));
1439				if (xmppConnectionServiceBound) {
1440					attachLocationToConversation(getSelectedConversation(), mPendingGeoUri);
1441					this.mPendingGeoUri = null;
1442				}
1443			} else if (requestCode == REQUEST_TRUST_KEYS_TEXT || requestCode == REQUEST_TRUST_KEYS_MENU) {
1444				this.forbidProcessingPendings = !xmppConnectionServiceBound;
1445				if (xmppConnectionServiceBound) {
1446					mConversationFragment.onActivityResult(requestCode, resultCode, data);
1447					this.mPostponedActivityResult = null;
1448				} else {
1449					this.mPostponedActivityResult = new Pair<>(requestCode, data);
1450				}
1451
1452			}
1453		} else {
1454			mPendingImageUris.clear();
1455			mPendingFileUris.clear();
1456			if (requestCode == ConversationActivity.REQUEST_DECRYPT_PGP) {
1457				mConversationFragment.onActivityResult(requestCode, resultCode, data);
1458			}
1459			if (requestCode == REQUEST_BATTERY_OP) {
1460				setNeverAskForBatteryOptimizationsAgain();
1461			}
1462		}
1463	}
1464
1465	private long getMaxHttpUploadSize(Conversation conversation) {
1466		final XmppConnection connection = conversation.getAccount().getXmppConnection();
1467		return connection == null ? -1 : connection.getFeatures().getMaxHttpUploadSize();
1468	}
1469
1470	private void setNeverAskForBatteryOptimizationsAgain() {
1471		getPreferences().edit().putBoolean("show_battery_optimization", false).commit();
1472	}
1473
1474	private void openBatteryOptimizationDialogIfNeeded() {
1475		if (hasAccountWithoutPush()
1476				&& isOptimizingBattery()
1477				&& getPreferences().getBoolean("show_battery_optimization", true)) {
1478			AlertDialog.Builder builder = new AlertDialog.Builder(this);
1479			builder.setTitle(R.string.battery_optimizations_enabled);
1480			builder.setMessage(R.string.battery_optimizations_enabled_dialog);
1481			builder.setPositiveButton(R.string.next, new OnClickListener() {
1482				@Override
1483				public void onClick(DialogInterface dialog, int which) {
1484					Intent intent = new Intent(Settings.ACTION_REQUEST_IGNORE_BATTERY_OPTIMIZATIONS);
1485					Uri uri = Uri.parse("package:" + getPackageName());
1486					intent.setData(uri);
1487					try {
1488						startActivityForResult(intent, REQUEST_BATTERY_OP);
1489					} catch (ActivityNotFoundException e) {
1490						Toast.makeText(ConversationActivity.this, R.string.device_does_not_support_battery_op, Toast.LENGTH_SHORT).show();
1491					}
1492				}
1493			});
1494			if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
1495				builder.setOnDismissListener(new DialogInterface.OnDismissListener() {
1496					@Override
1497					public void onDismiss(DialogInterface dialog) {
1498						setNeverAskForBatteryOptimizationsAgain();
1499					}
1500				});
1501			}
1502			builder.create().show();
1503		}
1504	}
1505
1506	private boolean hasAccountWithoutPush() {
1507		for(Account account : xmppConnectionService.getAccounts()) {
1508			if (account.getStatus() != Account.State.DISABLED
1509					&& !xmppConnectionService.getPushManagementService().availableAndUseful(account)) {
1510				return true;
1511			}
1512		}
1513		return false;
1514	}
1515
1516	private void attachLocationToConversation(Conversation conversation, Uri uri) {
1517		if (conversation == null) {
1518			return;
1519		}
1520		xmppConnectionService.attachLocationToConversation(conversation,uri, new UiCallback<Message>() {
1521
1522			@Override
1523			public void success(Message message) {
1524				xmppConnectionService.sendMessage(message);
1525			}
1526
1527			@Override
1528			public void error(int errorCode, Message object) {
1529
1530			}
1531
1532			@Override
1533			public void userInputRequried(PendingIntent pi, Message object) {
1534
1535			}
1536		});
1537	}
1538
1539	private void attachFileToConversation(Conversation conversation, Uri uri) {
1540		if (conversation == null) {
1541			return;
1542		}
1543		final Toast prepareFileToast = Toast.makeText(getApplicationContext(),getText(R.string.preparing_file), Toast.LENGTH_LONG);
1544		prepareFileToast.show();
1545		xmppConnectionService.attachFileToConversation(conversation, uri, new UiCallback<Message>() {
1546			@Override
1547			public void success(Message message) {
1548				hidePrepareFileToast(prepareFileToast);
1549				xmppConnectionService.sendMessage(message);
1550			}
1551
1552			@Override
1553			public void error(final int errorCode, Message message) {
1554				hidePrepareFileToast(prepareFileToast);
1555				runOnUiThread(new Runnable() {
1556					@Override
1557					public void run() {
1558						replaceToast(getString(errorCode));
1559					}
1560				});
1561
1562			}
1563
1564			@Override
1565			public void userInputRequried(PendingIntent pi, Message message) {
1566				hidePrepareFileToast(prepareFileToast);
1567			}
1568		});
1569	}
1570
1571	public void attachImageToConversation(Uri uri) {
1572		this.attachImageToConversation(getSelectedConversation(), uri);
1573	}
1574
1575	private void attachImageToConversation(Conversation conversation, Uri uri) {
1576		if (conversation == null) {
1577			return;
1578		}
1579		final Toast prepareFileToast = Toast.makeText(getApplicationContext(),getText(R.string.preparing_image), Toast.LENGTH_LONG);
1580		prepareFileToast.show();
1581		xmppConnectionService.attachImageToConversation(conversation, uri,
1582				new UiCallback<Message>() {
1583
1584					@Override
1585					public void userInputRequried(PendingIntent pi, Message object) {
1586						hidePrepareFileToast(prepareFileToast);
1587					}
1588
1589					@Override
1590					public void success(Message message) {
1591						hidePrepareFileToast(prepareFileToast);
1592						xmppConnectionService.sendMessage(message);
1593					}
1594
1595					@Override
1596					public void error(final int error, Message message) {
1597						hidePrepareFileToast(prepareFileToast);
1598						runOnUiThread(new Runnable() {
1599							@Override
1600							public void run() {
1601								replaceToast(getString(error));
1602							}
1603						});
1604					}
1605				});
1606	}
1607
1608	private void hidePrepareFileToast(final Toast prepareFileToast) {
1609		if (prepareFileToast != null) {
1610			runOnUiThread(new Runnable() {
1611
1612				@Override
1613				public void run() {
1614					prepareFileToast.cancel();
1615				}
1616			});
1617		}
1618	}
1619
1620	public void updateConversationList() {
1621		xmppConnectionService
1622			.populateWithOrderedConversations(conversationList);
1623		if (swipedConversation != null) {
1624			if (swipedConversation.isRead()) {
1625				conversationList.remove(swipedConversation);
1626			} else {
1627				listView.discardUndo();
1628			}
1629		}
1630		listAdapter.notifyDataSetChanged();
1631	}
1632
1633	public void runIntent(PendingIntent pi, int requestCode) {
1634		try {
1635			this.startIntentSenderForResult(pi.getIntentSender(), requestCode,
1636					null, 0, 0, 0);
1637		} catch (final SendIntentException ignored) {
1638		}
1639	}
1640
1641	public void encryptTextMessage(Message message) {
1642		xmppConnectionService.getPgpEngine().encrypt(message,
1643				new UiCallback<Message>() {
1644
1645					@Override
1646					public void userInputRequried(PendingIntent pi,Message message) {
1647						ConversationActivity.this.runIntent(pi,ConversationActivity.REQUEST_SEND_MESSAGE);
1648					}
1649
1650					@Override
1651					public void success(Message message) {
1652						message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1653						xmppConnectionService.sendMessage(message);
1654						if (mConversationFragment != null) {
1655							mConversationFragment.messageSent();
1656						}
1657					}
1658
1659					@Override
1660					public void error(final int error, Message message) {
1661						runOnUiThread(new Runnable() {
1662							@Override
1663							public void run() {
1664								Toast.makeText(ConversationActivity.this,
1665										R.string.unable_to_connect_to_keychain,
1666										Toast.LENGTH_SHORT
1667								).show();
1668							}
1669						});
1670					}
1671				});
1672	}
1673
1674	public boolean useSendButtonToIndicateStatus() {
1675		return getPreferences().getBoolean("send_button_status", false);
1676	}
1677
1678	public boolean indicateReceived() {
1679		return getPreferences().getBoolean("indicate_received", false);
1680	}
1681
1682	public boolean useGreenBackground() {
1683		return getPreferences().getBoolean("use_green_background",true);
1684	}
1685
1686	protected boolean trustKeysIfNeeded(int requestCode) {
1687		return trustKeysIfNeeded(requestCode, ATTACHMENT_CHOICE_INVALID);
1688	}
1689
1690	protected boolean trustKeysIfNeeded(int requestCode, int attachmentChoice) {
1691		AxolotlService axolotlService = mSelectedConversation.getAccount().getAxolotlService();
1692		final List<Jid> targets = axolotlService.getCryptoTargets(mSelectedConversation);
1693		boolean hasUnaccepted = !mSelectedConversation.getAcceptedCryptoTargets().containsAll(targets);
1694		boolean hasUndecidedOwn = !axolotlService.getKeysWithTrust(FingerprintStatus.createActiveUndecided()).isEmpty();
1695		boolean hasUndecidedContacts = !axolotlService.getKeysWithTrust(FingerprintStatus.createActiveUndecided(), targets).isEmpty();
1696		boolean hasPendingKeys = !axolotlService.findDevicesWithoutSession(mSelectedConversation).isEmpty();
1697		boolean hasNoTrustedKeys = axolotlService.anyTargetHasNoTrustedKeys(targets);
1698		if(hasUndecidedOwn || hasUndecidedContacts || hasPendingKeys || hasNoTrustedKeys || hasUnaccepted) {
1699			axolotlService.createSessionsIfNeeded(mSelectedConversation);
1700			Intent intent = new Intent(getApplicationContext(), TrustKeysActivity.class);
1701			String[] contacts = new String[targets.size()];
1702			for(int i = 0; i < contacts.length; ++i) {
1703				contacts[i] = targets.get(i).toString();
1704			}
1705			intent.putExtra("contacts", contacts);
1706			intent.putExtra(EXTRA_ACCOUNT, mSelectedConversation.getAccount().getJid().toBareJid().toString());
1707			intent.putExtra("choice", attachmentChoice);
1708			intent.putExtra("conversation",mSelectedConversation.getUuid());
1709			startActivityForResult(intent, requestCode);
1710			return true;
1711		} else {
1712			return false;
1713		}
1714	}
1715
1716	@Override
1717	protected void refreshUiReal() {
1718		updateConversationList();
1719		if (conversationList.size() > 0) {
1720			if (!this.mConversationFragment.isAdded()) {
1721				Log.d(Config.LOGTAG,"fragment NOT added to activity. detached="+Boolean.toString(mConversationFragment.isDetached()));
1722			}
1723			ConversationActivity.this.mConversationFragment.updateMessages();
1724			updateActionBarTitle();
1725			invalidateOptionsMenu();
1726		} else {
1727			Log.d(Config.LOGTAG,"not updating conversations fragment because conversations list size was 0");
1728		}
1729	}
1730
1731	@Override
1732	public void onAccountUpdate() {
1733		this.refreshUi();
1734	}
1735
1736	@Override
1737	public void onConversationUpdate() {
1738		this.refreshUi();
1739	}
1740
1741	@Override
1742	public void onRosterUpdate() {
1743		this.refreshUi();
1744	}
1745
1746	@Override
1747	public void OnUpdateBlocklist(Status status) {
1748		this.refreshUi();
1749	}
1750
1751	public void unblockConversation(final Blockable conversation) {
1752		xmppConnectionService.sendUnblockRequest(conversation);
1753	}
1754
1755	public boolean enterIsSend() {
1756		return getPreferences().getBoolean("enter_is_send",false);
1757	}
1758
1759	@Override
1760	public void onShowErrorToast(final int resId) {
1761		runOnUiThread(new Runnable() {
1762			@Override
1763			public void run() {
1764				Toast.makeText(ConversationActivity.this,resId,Toast.LENGTH_SHORT).show();
1765			}
1766		});
1767	}
1768
1769	public boolean highlightSelectedConversations() {
1770		return !isConversationsOverviewHideable() || this.conversationWasSelectedByKeyboard;
1771	}
1772
1773	public void setMessagesLoaded() {
1774		if (mConversationFragment != null) {
1775			mConversationFragment.setMessagesLoaded();
1776			mConversationFragment.updateMessages();
1777		}
1778	}
1779}