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