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.DialogInterface;
   9import android.content.DialogInterface.OnClickListener;
  10import android.content.Intent;
  11import android.content.IntentSender.SendIntentException;
  12import android.net.Uri;
  13import android.os.Bundle;
  14import android.os.SystemClock;
  15import android.provider.MediaStore;
  16import android.support.v4.widget.SlidingPaneLayout;
  17import android.support.v4.widget.SlidingPaneLayout.PanelSlideListener;
  18import android.view.Menu;
  19import android.view.MenuItem;
  20import android.view.View;
  21import android.widget.AdapterView;
  22import android.widget.AdapterView.OnItemClickListener;
  23import android.widget.ArrayAdapter;
  24import android.widget.CheckBox;
  25import android.widget.ListView;
  26import android.widget.PopupMenu;
  27import android.widget.PopupMenu.OnMenuItemClickListener;
  28import android.widget.Toast;
  29
  30import net.java.otr4j.session.SessionStatus;
  31
  32import java.util.ArrayList;
  33import java.util.List;
  34
  35import eu.siacs.conversations.R;
  36import eu.siacs.conversations.entities.Account;
  37import eu.siacs.conversations.entities.Blockable;
  38import eu.siacs.conversations.entities.Contact;
  39import eu.siacs.conversations.entities.Conversation;
  40import eu.siacs.conversations.entities.Message;
  41import eu.siacs.conversations.services.XmppConnectionService.OnAccountUpdate;
  42import eu.siacs.conversations.services.XmppConnectionService.OnConversationUpdate;
  43import eu.siacs.conversations.services.XmppConnectionService.OnRosterUpdate;
  44import eu.siacs.conversations.ui.adapter.ConversationAdapter;
  45import eu.siacs.conversations.utils.ExceptionHelper;
  46import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
  47
  48public class ConversationActivity extends XmppActivity
  49	implements OnAccountUpdate, OnConversationUpdate, OnRosterUpdate, OnUpdateBlocklist {
  50
  51	public static final String VIEW_CONVERSATION = "viewConversation";
  52	public static final String CONVERSATION = "conversationUuid";
  53	public static final String TEXT = "text";
  54	public static final String NICK = "nick";
  55	public static final String PRESENCE = "eu.siacs.conversations.presence";
  56
  57	public static final int REQUEST_SEND_MESSAGE = 0x0201;
  58	public static final int REQUEST_DECRYPT_PGP = 0x0202;
  59	public static final int REQUEST_ENCRYPT_MESSAGE = 0x0207;
  60	private static final int REQUEST_ATTACH_IMAGE_DIALOG = 0x0203;
  61	private static final int REQUEST_IMAGE_CAPTURE = 0x0204;
  62	private static final int REQUEST_RECORD_AUDIO = 0x0205;
  63	private static final int REQUEST_SEND_PGP_IMAGE = 0x0206;
  64	private static final int REQUEST_ATTACH_FILE_DIALOG = 0x0208;
  65	private static final int ATTACHMENT_CHOICE_CHOOSE_IMAGE = 0x0301;
  66	private static final int ATTACHMENT_CHOICE_TAKE_PHOTO = 0x0302;
  67	private static final int ATTACHMENT_CHOICE_CHOOSE_FILE = 0x0303;
  68	private static final String STATE_OPEN_CONVERSATION = "state_open_conversation";
  69	private static final String STATE_PANEL_OPEN = "state_panel_open";
  70	private static final String STATE_PENDING_URI = "state_pending_uri";
  71
  72	private String mOpenConverstaion = null;
  73	private boolean mPanelOpen = true;
  74	private Uri mPendingImageUri = null;
  75	private Uri mPendingFileUri = null;
  76
  77	private View mContentView;
  78
  79	private List<Conversation> conversationList = new ArrayList<>();
  80	private Conversation mSelectedConversation = null;
  81	private ListView listView;
  82	private ConversationFragment mConversationFragment;
  83
  84	private ArrayAdapter<Conversation> listAdapter;
  85
  86	private Toast prepareFileToast;
  87
  88	private boolean mActivityPaused = false;
  89
  90
  91	public List<Conversation> getConversationList() {
  92		return this.conversationList;
  93	}
  94
  95	public Conversation getSelectedConversation() {
  96		return this.mSelectedConversation;
  97	}
  98
  99	public void setSelectedConversation(Conversation conversation) {
 100		this.mSelectedConversation = conversation;
 101	}
 102
 103	public ListView getConversationListView() {
 104		return this.listView;
 105	}
 106
 107	public void showConversationsOverview() {
 108		if (mContentView instanceof SlidingPaneLayout) {
 109			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 110			mSlidingPaneLayout.openPane();
 111		}
 112	}
 113
 114	@Override
 115	protected String getShareableUri() {
 116		Conversation conversation = getSelectedConversation();
 117		if (conversation != null) {
 118			return conversation.getAccount().getShareableUri();
 119		} else {
 120			return "";
 121		}
 122	}
 123
 124	public void hideConversationsOverview() {
 125		if (mContentView instanceof SlidingPaneLayout) {
 126			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 127			mSlidingPaneLayout.closePane();
 128		}
 129	}
 130
 131	public boolean isConversationsOverviewHideable() {
 132		if (mContentView instanceof SlidingPaneLayout) {
 133			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 134			return mSlidingPaneLayout.isSlideable();
 135		} else {
 136			return false;
 137		}
 138	}
 139
 140	public boolean isConversationsOverviewVisable() {
 141		if (mContentView instanceof SlidingPaneLayout) {
 142			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 143			return mSlidingPaneLayout.isOpen();
 144		} else {
 145			return true;
 146		}
 147	}
 148
 149	@Override
 150	protected void onCreate(Bundle savedInstanceState) {
 151		super.onCreate(savedInstanceState);
 152		if (savedInstanceState != null) {mOpenConverstaion = savedInstanceState.getString(
 153				STATE_OPEN_CONVERSATION, null);
 154		mPanelOpen = savedInstanceState.getBoolean(STATE_PANEL_OPEN, true);
 155		String pending = savedInstanceState.getString(STATE_PENDING_URI, null);
 156		if (pending != null) {
 157			mPendingImageUri = Uri.parse(pending);
 158		}
 159		}
 160
 161		setContentView(R.layout.fragment_conversations_overview);
 162
 163		this.mConversationFragment = new ConversationFragment();
 164		FragmentTransaction transaction = getFragmentManager().beginTransaction();
 165		transaction.replace(R.id.selected_conversation, this.mConversationFragment, "conversation");
 166		transaction.commit();
 167
 168		listView = (ListView) findViewById(R.id.list);
 169		this.listAdapter = new ConversationAdapter(this, conversationList);
 170		listView.setAdapter(this.listAdapter);
 171
 172		if (getActionBar() != null) {
 173			getActionBar().setDisplayHomeAsUpEnabled(false);
 174			getActionBar().setHomeButtonEnabled(false);
 175		}
 176
 177		listView.setOnItemClickListener(new OnItemClickListener() {
 178
 179			@Override
 180			public void onItemClick(AdapterView<?> arg0, View clickedView,
 181					int position, long arg3) {
 182				if (getSelectedConversation() != conversationList.get(position)) {
 183					setSelectedConversation(conversationList.get(position));
 184					ConversationActivity.this.mConversationFragment.reInit(getSelectedConversation());
 185				}
 186				hideConversationsOverview();
 187			}
 188		});
 189		mContentView = findViewById(R.id.content_view_spl);
 190		if (mContentView == null) {
 191			mContentView = findViewById(R.id.content_view_ll);
 192		}
 193		if (mContentView instanceof SlidingPaneLayout) {
 194			SlidingPaneLayout mSlidingPaneLayout = (SlidingPaneLayout) mContentView;
 195			mSlidingPaneLayout.setParallaxDistance(150);
 196			mSlidingPaneLayout
 197				.setShadowResource(R.drawable.es_slidingpane_shadow);
 198			mSlidingPaneLayout.setSliderFadeColor(0);
 199			mSlidingPaneLayout.setPanelSlideListener(new PanelSlideListener() {
 200
 201				@Override
 202				public void onPanelOpened(View arg0) {
 203					updateActionBarTitle();
 204					invalidateOptionsMenu();
 205					hideKeyboard();
 206					if (xmppConnectionServiceBound) {
 207						xmppConnectionService.getNotificationService()
 208							.setOpenConversation(null);
 209					}
 210					closeContextMenu();
 211				}
 212
 213				@Override
 214				public void onPanelClosed(View arg0) {
 215					openConversation();
 216				}
 217
 218				@Override
 219				public void onPanelSlide(View arg0, float arg1) {
 220					// TODO Auto-generated method stub
 221
 222				}
 223			});
 224		}
 225	}
 226
 227	@Override
 228	public void switchToConversation(Conversation conversation) {
 229		setSelectedConversation(conversation);
 230		runOnUiThread(new Runnable() {
 231			@Override
 232			public void run() {
 233				ConversationActivity.this.mConversationFragment.reInit(getSelectedConversation());
 234				openConversation();
 235			}
 236		});
 237	}
 238
 239	private void updateActionBarTitle() {
 240		updateActionBarTitle(isConversationsOverviewHideable() && !isConversationsOverviewVisable());
 241	}
 242
 243	private void updateActionBarTitle(boolean titleShouldBeName) {
 244		final ActionBar ab = getActionBar();
 245		final Conversation conversation = getSelectedConversation();
 246		if (ab != null) {
 247			if (titleShouldBeName && conversation != null) {
 248				ab.setDisplayHomeAsUpEnabled(true);
 249				ab.setHomeButtonEnabled(true);
 250				if (conversation.getMode() == Conversation.MODE_SINGLE || useSubjectToIdentifyConference()) {
 251					ab.setTitle(conversation.getName());
 252				} else {
 253					ab.setTitle(conversation.getJid().toBareJid().toString());
 254				}
 255			} else {
 256				ab.setDisplayHomeAsUpEnabled(false);
 257				ab.setHomeButtonEnabled(false);
 258				ab.setTitle(R.string.app_name);
 259			}
 260		}
 261	}
 262
 263	private void openConversation() {
 264		this.updateActionBarTitle();
 265		this.invalidateOptionsMenu();
 266		if (xmppConnectionServiceBound) {
 267			final Conversation conversation = getSelectedConversation();
 268			xmppConnectionService.getNotificationService().setOpenConversation(conversation);
 269			sendReadMarkerIfNecessary(conversation);
 270		}
 271	}
 272
 273	public void sendReadMarkerIfNecessary(final Conversation conversation) {
 274		if (!mActivityPaused && !conversation.isRead()) {
 275			xmppConnectionService.sendReadMarker(conversation);
 276		}
 277	}
 278
 279	@Override
 280	public boolean onCreateOptionsMenu(Menu menu) {
 281		getMenuInflater().inflate(R.menu.conversations, menu);
 282		final MenuItem menuSecure = menu.findItem(R.id.action_security);
 283		final MenuItem menuArchive = menu.findItem(R.id.action_archive);
 284		final MenuItem menuMucDetails = menu.findItem(R.id.action_muc_details);
 285		final MenuItem menuContactDetails = menu.findItem(R.id.action_contact_details);
 286		final MenuItem menuAttach = menu.findItem(R.id.action_attach_file);
 287		final MenuItem menuClearHistory = menu.findItem(R.id.action_clear_history);
 288		final MenuItem menuAdd = menu.findItem(R.id.action_add);
 289		final MenuItem menuInviteContact = menu.findItem(R.id.action_invite);
 290		final MenuItem menuMute = menu.findItem(R.id.action_mute);
 291		final MenuItem menuUnmute = menu.findItem(R.id.action_unmute);
 292		final MenuItem menuBlock = menu.findItem(R.id.action_block);
 293		final MenuItem menuUnblock = menu.findItem(R.id.action_unblock);
 294
 295		if (isConversationsOverviewVisable()
 296				&& isConversationsOverviewHideable()) {
 297			menuArchive.setVisible(false);
 298			menuMucDetails.setVisible(false);
 299			menuContactDetails.setVisible(false);
 300			menuSecure.setVisible(false);
 301			menuInviteContact.setVisible(false);
 302			menuAttach.setVisible(false);
 303			menuClearHistory.setVisible(false);
 304			menuMute.setVisible(false);
 305			menuUnmute.setVisible(false);
 306			menuBlock.setVisible(false);
 307			menuUnblock.setVisible(false);
 308		} else {
 309			menuAdd.setVisible(!isConversationsOverviewHideable());
 310			if (this.getSelectedConversation() != null) {
 311				if (this.getSelectedConversation().getLatestMessage()
 312						.getEncryption() != Message.ENCRYPTION_NONE) {
 313					menuSecure.setIcon(R.drawable.ic_action_secure);
 314						}
 315				if (this.getSelectedConversation().getMode() == Conversation.MODE_MULTI) {
 316					menuContactDetails.setVisible(false);
 317					menuAttach.setVisible(false);
 318					menuBlock.setVisible(false);
 319					menuUnblock.setVisible(false);
 320				} else {
 321					menuMucDetails.setVisible(false);
 322					menuInviteContact.setTitle(R.string.conference_with);
 323					if (this.getSelectedConversation().isBlocked()) {
 324						menuBlock.setVisible(false);
 325					} else {
 326						menuUnblock.setVisible(false);
 327					}
 328					final Account account = this.getSelectedConversation().getAccount();
 329					if (!(account.isOnlineAndConnected() && account.getXmppConnection().getFeatures().blocking())) {
 330						menuBlock.setVisible(false);
 331						menuUnblock.setVisible(false);
 332					}
 333				}
 334				if (this.getSelectedConversation().isMuted()) {
 335					menuMute.setVisible(false);
 336				} else {
 337					menuUnmute.setVisible(false);
 338				}
 339			}
 340		}
 341		return true;
 342	}
 343
 344	private void selectPresenceToAttachFile(final int attachmentChoice) {
 345		selectPresence(getSelectedConversation(), new OnPresenceSelected() {
 346
 347			@Override
 348			public void onPresenceSelected() {
 349				if (attachmentChoice == ATTACHMENT_CHOICE_TAKE_PHOTO) {
 350					mPendingImageUri = xmppConnectionService.getFileBackend()
 351						.getTakePhotoUri();
 352					Intent takePictureIntent = new Intent(
 353							MediaStore.ACTION_IMAGE_CAPTURE);
 354					takePictureIntent.putExtra(MediaStore.EXTRA_OUTPUT,
 355							mPendingImageUri);
 356					if (takePictureIntent.resolveActivity(getPackageManager()) != null) {
 357						startActivityForResult(takePictureIntent,
 358								REQUEST_IMAGE_CAPTURE);
 359					}
 360				} else if (attachmentChoice == ATTACHMENT_CHOICE_CHOOSE_IMAGE) {
 361					Intent attachFileIntent = new Intent();
 362					attachFileIntent.setType("image/*");
 363					attachFileIntent.setAction(Intent.ACTION_GET_CONTENT);
 364					Intent chooser = Intent.createChooser(attachFileIntent,
 365							getString(R.string.attach_file));
 366					startActivityForResult(chooser, REQUEST_ATTACH_IMAGE_DIALOG);
 367				} else if (attachmentChoice == ATTACHMENT_CHOICE_CHOOSE_FILE) {
 368					Intent attachFileIntent = new Intent();
 369					//attachFileIntent.setType("file/*");
 370					attachFileIntent.setType("*/*");
 371					attachFileIntent.addCategory(Intent.CATEGORY_OPENABLE);
 372					attachFileIntent.setAction(Intent.ACTION_GET_CONTENT);
 373					Intent chooser = Intent.createChooser(attachFileIntent,
 374							getString(R.string.attach_file));
 375					startActivityForResult(chooser, REQUEST_ATTACH_FILE_DIALOG);
 376				}
 377			}
 378		});
 379	}
 380
 381	private void attachFile(final int attachmentChoice) {
 382		final Conversation conversation = getSelectedConversation();
 383		if (conversation.getNextEncryption(forceEncryption()) == Message.ENCRYPTION_PGP) {
 384			if (hasPgp()) {
 385				if (conversation.getContact().getPgpKeyId() != 0) {
 386					xmppConnectionService.getPgpEngine().hasKey(
 387							conversation.getContact(),
 388							new UiCallback<Contact>() {
 389
 390								@Override
 391								public void userInputRequried(PendingIntent pi,
 392										Contact contact) {
 393									ConversationActivity.this.runIntent(pi,
 394											attachmentChoice);
 395								}
 396
 397								@Override
 398								public void success(Contact contact) {
 399									selectPresenceToAttachFile(attachmentChoice);
 400								}
 401
 402								@Override
 403								public void error(int error, Contact contact) {
 404									displayErrorDialog(error);
 405								}
 406							});
 407				} else {
 408					final ConversationFragment fragment = (ConversationFragment) getFragmentManager()
 409						.findFragmentByTag("conversation");
 410					if (fragment != null) {
 411						fragment.showNoPGPKeyDialog(false,
 412								new OnClickListener() {
 413
 414									@Override
 415									public void onClick(DialogInterface dialog,
 416											int which) {
 417										conversation
 418											.setNextEncryption(Message.ENCRYPTION_NONE);
 419										xmppConnectionService.databaseBackend
 420											.updateConversation(conversation);
 421										selectPresenceToAttachFile(attachmentChoice);
 422									}
 423								});
 424					}
 425				}
 426			} else {
 427				showInstallPgpDialog();
 428			}
 429		} else if (getSelectedConversation().getNextEncryption(
 430					forceEncryption()) == Message.ENCRYPTION_NONE) {
 431			selectPresenceToAttachFile(attachmentChoice);
 432		} else {
 433			selectPresenceToAttachFile(attachmentChoice);
 434		}
 435	}
 436
 437	@Override
 438	public boolean onOptionsItemSelected(final MenuItem item) {
 439		if (item.getItemId() == android.R.id.home) {
 440			showConversationsOverview();
 441			return true;
 442		} else if (item.getItemId() == R.id.action_add) {
 443			startActivity(new Intent(this, StartConversationActivity.class));
 444			return true;
 445		} else if (getSelectedConversation() != null) {
 446			switch (item.getItemId()) {
 447				case R.id.action_attach_file:
 448					attachFileDialog();
 449					break;
 450				case R.id.action_archive:
 451					this.endConversation(getSelectedConversation());
 452					break;
 453				case R.id.action_contact_details:
 454					Contact contact = this.getSelectedConversation().getContact();
 455					if (contact.showInRoster()) {
 456						switchToContactDetails(contact);
 457					} else {
 458						showAddToRosterDialog(getSelectedConversation());
 459					}
 460					break;
 461				case R.id.action_muc_details:
 462					Intent intent = new Intent(this,
 463							ConferenceDetailsActivity.class);
 464					intent.setAction(ConferenceDetailsActivity.ACTION_VIEW_MUC);
 465					intent.putExtra("uuid", getSelectedConversation().getUuid());
 466					startActivity(intent);
 467					break;
 468				case R.id.action_invite:
 469					inviteToConversation(getSelectedConversation());
 470					break;
 471				case R.id.action_security:
 472					selectEncryptionDialog(getSelectedConversation());
 473					break;
 474				case R.id.action_clear_history:
 475					clearHistoryDialog(getSelectedConversation());
 476					break;
 477				case R.id.action_mute:
 478					muteConversationDialog(getSelectedConversation());
 479					break;
 480				case R.id.action_unmute:
 481					unmuteConversation(getSelectedConversation());
 482					break;
 483				case R.id.action_block:
 484					BlockContactDialog.show(this, xmppConnectionService, getSelectedConversation());
 485					break;
 486				case R.id.action_unblock:
 487					BlockContactDialog.show(this, xmppConnectionService, getSelectedConversation());
 488					break;
 489				default:
 490					break;
 491			}
 492			return super.onOptionsItemSelected(item);
 493		} else {
 494			return super.onOptionsItemSelected(item);
 495		}
 496	}
 497
 498	public void endConversation(Conversation conversation) {
 499		conversation.setStatus(Conversation.STATUS_ARCHIVED);
 500		showConversationsOverview();
 501		xmppConnectionService.archiveConversation(conversation);
 502		if (conversationList.size() > 0) {
 503			setSelectedConversation(conversationList.get(0));
 504			this.mConversationFragment.reInit(getSelectedConversation());
 505		} else {
 506			setSelectedConversation(null);
 507		}
 508	}
 509
 510	@SuppressLint("InflateParams")
 511	protected void clearHistoryDialog(final Conversation conversation) {
 512		AlertDialog.Builder builder = new AlertDialog.Builder(this);
 513		builder.setTitle(getString(R.string.clear_conversation_history));
 514		View dialogView = getLayoutInflater().inflate(
 515				R.layout.dialog_clear_history, null);
 516		final CheckBox endConversationCheckBox = (CheckBox) dialogView
 517			.findViewById(R.id.end_conversation_checkbox);
 518		builder.setView(dialogView);
 519		builder.setNegativeButton(getString(R.string.cancel), null);
 520		builder.setPositiveButton(getString(R.string.delete_messages),
 521				new OnClickListener() {
 522
 523					@Override
 524					public void onClick(DialogInterface dialog, int which) {
 525						ConversationActivity.this.xmppConnectionService.clearConversationHistory(conversation);
 526						if (endConversationCheckBox.isChecked()) {
 527							endConversation(conversation);
 528						} else {
 529							updateConversationList();
 530							ConversationActivity.this.mConversationFragment.updateMessages();
 531						}
 532					}
 533				});
 534		builder.create().show();
 535	}
 536
 537	protected void attachFileDialog() {
 538		View menuAttachFile = findViewById(R.id.action_attach_file);
 539		if (menuAttachFile == null) {
 540			return;
 541		}
 542		PopupMenu attachFilePopup = new PopupMenu(this, menuAttachFile);
 543		attachFilePopup.inflate(R.menu.attachment_choices);
 544		attachFilePopup
 545			.setOnMenuItemClickListener(new OnMenuItemClickListener() {
 546
 547				@Override
 548				public boolean onMenuItemClick(MenuItem item) {
 549					switch (item.getItemId()) {
 550						case R.id.attach_choose_picture:
 551							attachFile(ATTACHMENT_CHOICE_CHOOSE_IMAGE);
 552							break;
 553						case R.id.attach_take_picture:
 554							attachFile(ATTACHMENT_CHOICE_TAKE_PHOTO);
 555							break;
 556						case R.id.attach_record_voice:
 557							attachFile(ATTACHMENT_CHOICE_CHOOSE_FILE);
 558							break;
 559					}
 560					return false;
 561				}
 562			});
 563		attachFilePopup.show();
 564	}
 565
 566	public void verifyOtrSessionDialog(final Conversation conversation, View view) {
 567		if (!conversation.hasValidOtrSession() || conversation.getOtrSession().getSessionStatus() != SessionStatus.ENCRYPTED) {
 568			Toast.makeText(this, R.string.otr_session_not_started, Toast.LENGTH_LONG).show();
 569			return;
 570		}
 571		if (view == null) {
 572			return;
 573		}
 574		PopupMenu popup = new PopupMenu(this, view);
 575		popup.inflate(R.menu.verification_choices);
 576		popup.setOnMenuItemClickListener(new OnMenuItemClickListener() {
 577			@Override
 578			public boolean onMenuItemClick(MenuItem menuItem) {
 579				Intent intent = new Intent(ConversationActivity.this, VerifyOTRActivity.class);
 580				intent.setAction(VerifyOTRActivity.ACTION_VERIFY_CONTACT);
 581				intent.putExtra("contact", conversation.getContact().getJid().toBareJid().toString());
 582				intent.putExtra("account", conversation.getAccount().getJid().toBareJid().toString());
 583				switch (menuItem.getItemId()) {
 584					case R.id.scan_fingerprint:
 585						intent.putExtra("mode",VerifyOTRActivity.MODE_SCAN_FINGERPRINT);
 586						break;
 587					case R.id.ask_question:
 588						intent.putExtra("mode",VerifyOTRActivity.MODE_ASK_QUESTION);
 589						break;
 590					case R.id.manual_verification:
 591						intent.putExtra("mode",VerifyOTRActivity.MODE_MANUAL_VERIFICATION);
 592						break;
 593				}
 594				startActivity(intent);
 595				return true;
 596			}
 597		});
 598		popup.show();
 599	}
 600
 601	protected void selectEncryptionDialog(final Conversation conversation) {
 602		View menuItemView = findViewById(R.id.action_security);
 603		if (menuItemView == null) {
 604			return;
 605		}
 606		PopupMenu popup = new PopupMenu(this, menuItemView);
 607		final ConversationFragment fragment = (ConversationFragment) getFragmentManager()
 608			.findFragmentByTag("conversation");
 609		if (fragment != null) {
 610			popup.setOnMenuItemClickListener(new OnMenuItemClickListener() {
 611
 612				@Override
 613				public boolean onMenuItemClick(MenuItem item) {
 614					switch (item.getItemId()) {
 615						case R.id.encryption_choice_none:
 616							conversation.setNextEncryption(Message.ENCRYPTION_NONE);
 617							item.setChecked(true);
 618							break;
 619						case R.id.encryption_choice_otr:
 620							conversation.setNextEncryption(Message.ENCRYPTION_OTR);
 621							item.setChecked(true);
 622							break;
 623						case R.id.encryption_choice_pgp:
 624							if (hasPgp()) {
 625								if (conversation.getAccount().getKeys()
 626										.has("pgp_signature")) {
 627									conversation
 628										.setNextEncryption(Message.ENCRYPTION_PGP);
 629									item.setChecked(true);
 630								} else {
 631									announcePgp(conversation.getAccount(),
 632											conversation);
 633								}
 634							} else {
 635								showInstallPgpDialog();
 636							}
 637							break;
 638						default:
 639							conversation.setNextEncryption(Message.ENCRYPTION_NONE);
 640							break;
 641					}
 642					xmppConnectionService.databaseBackend
 643						.updateConversation(conversation);
 644					fragment.updateChatMsgHint();
 645					return true;
 646				}
 647			});
 648			popup.inflate(R.menu.encryption_choices);
 649			MenuItem otr = popup.getMenu().findItem(R.id.encryption_choice_otr);
 650			MenuItem none = popup.getMenu().findItem(
 651					R.id.encryption_choice_none);
 652			if (conversation.getMode() == Conversation.MODE_MULTI) {
 653				otr.setEnabled(false);
 654			} else {
 655				if (forceEncryption()) {
 656					none.setVisible(false);
 657				}
 658			}
 659			switch (conversation.getNextEncryption(forceEncryption())) {
 660				case Message.ENCRYPTION_NONE:
 661					none.setChecked(true);
 662					break;
 663				case Message.ENCRYPTION_OTR:
 664					otr.setChecked(true);
 665					break;
 666				case Message.ENCRYPTION_PGP:
 667					popup.getMenu().findItem(R.id.encryption_choice_pgp)
 668						.setChecked(true);
 669					break;
 670				default:
 671					popup.getMenu().findItem(R.id.encryption_choice_none)
 672						.setChecked(true);
 673					break;
 674			}
 675			popup.show();
 676		}
 677	}
 678
 679	protected void muteConversationDialog(final Conversation conversation) {
 680		AlertDialog.Builder builder = new AlertDialog.Builder(this);
 681		builder.setTitle(R.string.disable_notifications);
 682		final int[] durations = getResources().getIntArray(
 683				R.array.mute_options_durations);
 684		builder.setItems(R.array.mute_options_descriptions,
 685				new OnClickListener() {
 686
 687					@Override
 688					public void onClick(final DialogInterface dialog, final int which) {
 689						final long till;
 690						if (durations[which] == -1) {
 691							till = Long.MAX_VALUE;
 692						} else {
 693							till = SystemClock.elapsedRealtime()
 694								+ (durations[which] * 1000);
 695						}
 696						conversation.setMutedTill(till);
 697						ConversationActivity.this.xmppConnectionService.databaseBackend
 698							.updateConversation(conversation);
 699						updateConversationList();
 700						ConversationActivity.this.mConversationFragment.updateMessages();
 701						invalidateOptionsMenu();
 702					}
 703				});
 704		builder.create().show();
 705	}
 706
 707	public void unmuteConversation(final Conversation conversation) {
 708		conversation.setMutedTill(0);
 709		this.xmppConnectionService.databaseBackend.updateConversation(conversation);
 710		updateConversationList();
 711		ConversationActivity.this.mConversationFragment.updateMessages();
 712		invalidateOptionsMenu();
 713	}
 714
 715	@Override
 716	public void onBackPressed() {
 717		if (!isConversationsOverviewVisable()) {
 718			showConversationsOverview();
 719		} else {
 720			moveTaskToBack(true);
 721		}
 722	}
 723
 724	@Override
 725	protected void onNewIntent(final Intent intent) {
 726		if (xmppConnectionServiceBound) {
 727			if (intent != null && VIEW_CONVERSATION.equals(intent.getType())) {
 728				handleViewConversationIntent(intent);
 729			}
 730		} else {
 731			setIntent(intent);
 732		}
 733	}
 734
 735	@Override
 736	public void onStart() {
 737		super.onStart();
 738		if (this.xmppConnectionServiceBound) {
 739			this.onBackendConnected();
 740		}
 741		if (conversationList.size() >= 1) {
 742			this.onConversationUpdate();
 743		}
 744	}
 745
 746	@Override
 747	public void onPause() {
 748		super.onPause();
 749		this.mActivityPaused = true;
 750		if (this.xmppConnectionServiceBound) {
 751			this.xmppConnectionService.getNotificationService().setIsInForeground(false);
 752		}
 753	}
 754
 755	@Override
 756	public void onResume() {
 757		super.onResume();
 758		int theme = findTheme();
 759		if (this.mTheme != theme) {
 760			recreate();
 761		}
 762		this.mActivityPaused = false;
 763		if (this.xmppConnectionServiceBound) {
 764			this.xmppConnectionService.getNotificationService().setIsInForeground(true);
 765		}
 766	}
 767
 768	@Override
 769	public void onSaveInstanceState(final Bundle savedInstanceState) {
 770		Conversation conversation = getSelectedConversation();
 771		if (conversation != null) {
 772			savedInstanceState.putString(STATE_OPEN_CONVERSATION,
 773					conversation.getUuid());
 774		}
 775		savedInstanceState.putBoolean(STATE_PANEL_OPEN,
 776				isConversationsOverviewVisable());
 777		if (this.mPendingImageUri != null) {
 778			savedInstanceState.putString(STATE_PENDING_URI, this.mPendingImageUri.toString());
 779		}
 780		super.onSaveInstanceState(savedInstanceState);
 781	}
 782
 783	@Override
 784	void onBackendConnected() {
 785		this.xmppConnectionService.getNotificationService().setIsInForeground(true);
 786		updateConversationList();
 787		if (xmppConnectionService.getAccounts().size() == 0) {
 788			startActivity(new Intent(this, EditAccountActivity.class));
 789		} else if (conversationList.size() <= 0) {
 790			startActivity(new Intent(this, StartConversationActivity.class));
 791			finish();
 792		} else if (getIntent() != null
 793				&& VIEW_CONVERSATION.equals(getIntent().getType())) {
 794			handleViewConversationIntent(getIntent());
 795		} else if (mOpenConverstaion != null) {
 796			selectConversationByUuid(mOpenConverstaion);
 797			if (mPanelOpen) {
 798				showConversationsOverview();
 799			} else {
 800				if (isConversationsOverviewHideable()) {
 801					openConversation();
 802				}
 803			}
 804			this.mConversationFragment.reInit(getSelectedConversation());
 805			mOpenConverstaion = null;
 806		} else if (getSelectedConversation() != null) {
 807			this.mConversationFragment.updateMessages();
 808		} else {
 809			showConversationsOverview();
 810			mPendingImageUri = null;
 811			mPendingFileUri = null;
 812			setSelectedConversation(conversationList.get(0));
 813			this.mConversationFragment.reInit(getSelectedConversation());
 814		}
 815
 816		if (mPendingImageUri != null) {
 817			attachImageToConversation(getSelectedConversation(),mPendingImageUri);
 818			mPendingImageUri = null;
 819		} else if (mPendingFileUri != null) {
 820			attachFileToConversation(getSelectedConversation(),mPendingFileUri);
 821			mPendingFileUri = null;
 822		}
 823		ExceptionHelper.checkForCrash(this, this.xmppConnectionService);
 824		setIntent(new Intent());
 825	}
 826
 827	private void handleViewConversationIntent(Intent intent) {
 828		String uuid = (String) intent.getExtras().get(CONVERSATION);
 829		String text = intent.getExtras().getString(TEXT, "");
 830		String nick = intent.getExtras().getString(NICK,null);
 831		selectConversationByUuid(uuid);
 832		this.mConversationFragment.reInit(getSelectedConversation());
 833		if (nick!=null) {
 834			this.mConversationFragment.highlightInConference(nick);
 835		} else {
 836			this.mConversationFragment.appendText(text);
 837		}
 838		hideConversationsOverview();
 839		openConversation();
 840		if (mContentView instanceof SlidingPaneLayout) {
 841			updateActionBarTitle(true); //fixes bug where slp isn't properly closed yet
 842		}
 843	}
 844
 845	private void selectConversationByUuid(String uuid) {
 846		for (Conversation aConversationList : conversationList) {
 847			if (aConversationList.getUuid().equals(uuid)) {
 848				setSelectedConversation(aConversationList);
 849			}
 850		}
 851	}
 852
 853	@Override
 854	protected void unregisterListeners() {
 855		super.unregisterListeners();
 856		xmppConnectionService.getNotificationService().setOpenConversation(null);
 857	}
 858
 859	@Override
 860	protected void onActivityResult(int requestCode, int resultCode,
 861			final Intent data) {
 862		super.onActivityResult(requestCode, resultCode, data);
 863		if (resultCode == RESULT_OK) {
 864			if (requestCode == REQUEST_DECRYPT_PGP) {
 865				mConversationFragment.hideSnackbar();
 866				mConversationFragment.updateMessages();
 867			} else if (requestCode == REQUEST_ATTACH_IMAGE_DIALOG) {
 868				mPendingImageUri = data.getData();
 869				if (xmppConnectionServiceBound) {
 870					attachImageToConversation(getSelectedConversation(),
 871							mPendingImageUri);
 872					mPendingImageUri = null;
 873				}
 874			} else if (requestCode == REQUEST_ATTACH_FILE_DIALOG) {
 875				mPendingFileUri = data.getData();
 876				if (xmppConnectionServiceBound) {
 877					attachFileToConversation(getSelectedConversation(),
 878							mPendingFileUri);
 879					mPendingFileUri = null;
 880				}
 881			} else if (requestCode == REQUEST_SEND_PGP_IMAGE) {
 882
 883			} else if (requestCode == ATTACHMENT_CHOICE_CHOOSE_IMAGE) {
 884				attachFile(ATTACHMENT_CHOICE_CHOOSE_IMAGE);
 885			} else if (requestCode == ATTACHMENT_CHOICE_TAKE_PHOTO) {
 886				attachFile(ATTACHMENT_CHOICE_TAKE_PHOTO);
 887			} else if (requestCode == REQUEST_ANNOUNCE_PGP) {
 888				announcePgp(getSelectedConversation().getAccount(),
 889						getSelectedConversation());
 890			} else if (requestCode == REQUEST_ENCRYPT_MESSAGE) {
 891				// encryptTextMessage();
 892			} else if (requestCode == REQUEST_IMAGE_CAPTURE && mPendingImageUri != null) {
 893				if (xmppConnectionServiceBound) {
 894					attachImageToConversation(getSelectedConversation(),
 895							mPendingImageUri);
 896					mPendingImageUri = null;
 897				}
 898				Intent intent = new Intent(
 899						Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
 900				intent.setData(mPendingImageUri);
 901				sendBroadcast(intent);
 902			}
 903		} else {
 904			if (requestCode == REQUEST_IMAGE_CAPTURE) {
 905				mPendingImageUri = null;
 906			}
 907		}
 908	}
 909
 910	private void attachFileToConversation(Conversation conversation, Uri uri) {
 911		prepareFileToast = Toast.makeText(getApplicationContext(),
 912				getText(R.string.preparing_file), Toast.LENGTH_LONG);
 913		prepareFileToast.show();
 914		xmppConnectionService.attachFileToConversation(conversation,uri, new UiCallback<Message>() {
 915			@Override
 916			public void success(Message message) {
 917				hidePrepareFileToast();
 918				xmppConnectionService.sendMessage(message);
 919			}
 920
 921			@Override
 922			public void error(int errorCode, Message message) {
 923				displayErrorDialog(errorCode);
 924			}
 925
 926			@Override
 927			public void userInputRequried(PendingIntent pi, Message message) {
 928
 929			}
 930		});
 931	}
 932
 933	private void attachImageToConversation(Conversation conversation, Uri uri) {
 934		prepareFileToast = Toast.makeText(getApplicationContext(),
 935				getText(R.string.preparing_image), Toast.LENGTH_LONG);
 936		prepareFileToast.show();
 937		xmppConnectionService.attachImageToConversation(conversation, uri,
 938				new UiCallback<Message>() {
 939
 940					@Override
 941					public void userInputRequried(PendingIntent pi,
 942							Message object) {
 943						hidePrepareFileToast();
 944						ConversationActivity.this.runIntent(pi,
 945								ConversationActivity.REQUEST_SEND_PGP_IMAGE);
 946					}
 947
 948					@Override
 949					public void success(Message message) {
 950						xmppConnectionService.sendMessage(message);
 951					}
 952
 953					@Override
 954					public void error(int error, Message message) {
 955						hidePrepareFileToast();
 956						displayErrorDialog(error);
 957					}
 958				});
 959	}
 960
 961	private void hidePrepareFileToast() {
 962		if (prepareFileToast != null) {
 963			runOnUiThread(new Runnable() {
 964
 965				@Override
 966				public void run() {
 967					prepareFileToast.cancel();
 968				}
 969			});
 970		}
 971	}
 972
 973	public void updateConversationList() {
 974		xmppConnectionService
 975			.populateWithOrderedConversations(conversationList);
 976		listAdapter.notifyDataSetChanged();
 977	}
 978
 979	public void runIntent(PendingIntent pi, int requestCode) {
 980		try {
 981			this.startIntentSenderForResult(pi.getIntentSender(), requestCode,
 982					null, 0, 0, 0);
 983		} catch (final SendIntentException ignored) {
 984		}
 985	}
 986
 987	public void encryptTextMessage(Message message) {
 988		xmppConnectionService.getPgpEngine().encrypt(message,
 989				new UiCallback<Message>() {
 990
 991					@Override
 992					public void userInputRequried(PendingIntent pi,
 993							Message message) {
 994						ConversationActivity.this.runIntent(pi,
 995								ConversationActivity.REQUEST_SEND_MESSAGE);
 996					}
 997
 998					@Override
 999					public void success(Message message) {
1000						message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1001						xmppConnectionService.sendMessage(message);
1002					}
1003
1004					@Override
1005					public void error(int error, Message message) {
1006
1007					}
1008				});
1009	}
1010
1011	public boolean forceEncryption() {
1012		return getPreferences().getBoolean("force_encryption", false);
1013	}
1014
1015	public boolean useSendButtonToIndicateStatus() {
1016		return getPreferences().getBoolean("send_button_status", false);
1017	}
1018
1019	public boolean indicateReceived() {
1020		return getPreferences().getBoolean("indicate_received", false);
1021	}
1022
1023	@Override
1024	public void onAccountUpdate() {
1025		runOnUiThread(new Runnable() {
1026
1027			@Override
1028			public void run() {
1029				updateConversationList();
1030				ConversationActivity.this.mConversationFragment.updateMessages();
1031				updateActionBarTitle();
1032			}
1033		});
1034	}
1035
1036	@Override
1037	public void onConversationUpdate() {
1038		runOnUiThread(new Runnable() {
1039
1040			@Override
1041			public void run() {
1042				updateConversationList();
1043				if (conversationList.size() == 0) {
1044					startActivity(new Intent(getApplicationContext(),
1045								StartConversationActivity.class));
1046					finish();
1047				}
1048				ConversationActivity.this.mConversationFragment.updateMessages();
1049				updateActionBarTitle();
1050			}
1051		});
1052	}
1053
1054	@Override
1055	public void onRosterUpdate() {
1056		runOnUiThread(new Runnable() {
1057
1058			@Override
1059			public void run() {
1060				updateConversationList();
1061				ConversationActivity.this.mConversationFragment.updateMessages();
1062				updateActionBarTitle();
1063			}
1064		});
1065	}
1066
1067	@Override
1068	public void OnUpdateBlocklist(Status status) {
1069		invalidateOptionsMenu();
1070		runOnUiThread(new Runnable() {
1071			@Override
1072			public void run() {
1073				ConversationActivity.this.mConversationFragment.updateMessages();
1074			}
1075		});
1076	}
1077
1078	public void unblockConversation(final Blockable conversation) {
1079		xmppConnectionService.sendUnblockRequest(conversation);
1080	}
1081
1082	public void blockConversation(final Blockable conversation) {
1083		xmppConnectionService.sendBlockRequest(conversation);
1084	}
1085}