XmppActivity.java

  1package eu.siacs.conversations.ui;
  2
  3import android.Manifest;
  4import android.annotation.SuppressLint;
  5import android.annotation.TargetApi;
  6import android.app.PendingIntent;
  7import android.content.ActivityNotFoundException;
  8import android.content.ClipData;
  9import android.content.ClipboardManager;
 10import android.content.ComponentName;
 11import android.content.Context;
 12import android.content.DialogInterface;
 13import android.content.Intent;
 14import android.content.IntentSender.SendIntentException;
 15import android.content.ServiceConnection;
 16import android.content.SharedPreferences;
 17import android.content.pm.PackageManager;
 18import android.content.pm.ResolveInfo;
 19import android.content.res.Resources;
 20import android.content.res.TypedArray;
 21import android.databinding.DataBindingUtil;
 22import android.graphics.Bitmap;
 23import android.graphics.Color;
 24import android.graphics.Point;
 25import android.graphics.drawable.BitmapDrawable;
 26import android.graphics.drawable.Drawable;
 27import android.net.ConnectivityManager;
 28import android.net.Uri;
 29import android.os.AsyncTask;
 30import android.os.Build;
 31import android.os.Bundle;
 32import android.os.Handler;
 33import android.os.IBinder;
 34import android.os.PowerManager;
 35import android.os.SystemClock;
 36import android.preference.PreferenceManager;
 37import android.support.annotation.BoolRes;
 38import android.support.annotation.StringRes;
 39import android.support.v4.content.ContextCompat;
 40import android.support.v7.app.AlertDialog;
 41import android.support.v7.app.AlertDialog.Builder;
 42import android.support.v7.app.AppCompatDelegate;
 43import android.text.InputType;
 44import android.util.DisplayMetrics;
 45import android.util.Log;
 46import android.view.Menu;
 47import android.view.MenuItem;
 48import android.view.View;
 49import android.widget.EditText;
 50import android.widget.ImageView;
 51import android.widget.Toast;
 52
 53import java.io.IOException;
 54import java.lang.ref.WeakReference;
 55import java.util.ArrayList;
 56import java.util.List;
 57import java.util.concurrent.RejectedExecutionException;
 58import java.util.concurrent.atomic.AtomicBoolean;
 59
 60import eu.siacs.conversations.Config;
 61import eu.siacs.conversations.R;
 62import eu.siacs.conversations.crypto.PgpEngine;
 63import eu.siacs.conversations.databinding.DialogQuickeditBinding;
 64import eu.siacs.conversations.entities.Account;
 65import eu.siacs.conversations.entities.Contact;
 66import eu.siacs.conversations.entities.Conversation;
 67import eu.siacs.conversations.entities.Message;
 68import eu.siacs.conversations.entities.Presences;
 69import eu.siacs.conversations.services.AvatarService;
 70import eu.siacs.conversations.services.BarcodeProvider;
 71import eu.siacs.conversations.services.XmppConnectionService;
 72import eu.siacs.conversations.services.XmppConnectionService.XmppConnectionBinder;
 73import eu.siacs.conversations.ui.util.MenuDoubleTabUtil;
 74import eu.siacs.conversations.ui.util.PresenceSelector;
 75import eu.siacs.conversations.ui.util.SoftKeyboardUtils;
 76import eu.siacs.conversations.utils.AccountUtils;
 77import eu.siacs.conversations.utils.ExceptionHelper;
 78import eu.siacs.conversations.utils.ThemeHelper;
 79import eu.siacs.conversations.xmpp.OnKeyStatusUpdated;
 80import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 81import rocks.xmpp.addr.Jid;
 82
 83public abstract class XmppActivity extends ActionBarActivity {
 84
 85	public static final String EXTRA_ACCOUNT = "account";
 86	protected static final int REQUEST_ANNOUNCE_PGP = 0x0101;
 87	protected static final int REQUEST_INVITE_TO_CONVERSATION = 0x0102;
 88	protected static final int REQUEST_CHOOSE_PGP_ID = 0x0103;
 89	protected static final int REQUEST_BATTERY_OP = 0x49ff;
 90	public XmppConnectionService xmppConnectionService;
 91	public boolean xmppConnectionServiceBound = false;
 92
 93	protected int mColorRed;
 94
 95	protected static final String FRAGMENT_TAG_DIALOG = "dialog";
 96
 97	private boolean isCameraFeatureAvailable = false;
 98
 99	protected int mTheme;
100	protected boolean mUsingEnterKey = false;
101	protected Toast mToast;
102	public Runnable onOpenPGPKeyPublished = () -> Toast.makeText(XmppActivity.this, R.string.openpgp_has_been_published, Toast.LENGTH_SHORT).show();
103	protected ConferenceInvite mPendingConferenceInvite = null;
104	protected ServiceConnection mConnection = new ServiceConnection() {
105
106		@Override
107		public void onServiceConnected(ComponentName className, IBinder service) {
108			XmppConnectionBinder binder = (XmppConnectionBinder) service;
109			xmppConnectionService = binder.getService();
110			xmppConnectionServiceBound = true;
111			registerListeners();
112			onBackendConnected();
113		}
114
115		@Override
116		public void onServiceDisconnected(ComponentName arg0) {
117			xmppConnectionServiceBound = false;
118		}
119	};
120	private DisplayMetrics metrics;
121	private long mLastUiRefresh = 0;
122	private Handler mRefreshUiHandler = new Handler();
123	private Runnable mRefreshUiRunnable = () -> {
124		mLastUiRefresh = SystemClock.elapsedRealtime();
125		refreshUiReal();
126	};
127	private UiCallback<Conversation> adhocCallback = new UiCallback<Conversation>() {
128		@Override
129		public void success(final Conversation conversation) {
130			runOnUiThread(() -> {
131				switchToConversation(conversation);
132				hideToast();
133			});
134		}
135
136		@Override
137		public void error(final int errorCode, Conversation object) {
138			runOnUiThread(() -> replaceToast(getString(errorCode)));
139		}
140
141		@Override
142		public void userInputRequried(PendingIntent pi, Conversation object) {
143
144		}
145	};
146	public boolean mSkipBackgroundBinding = false;
147
148	public static boolean cancelPotentialWork(Message message, ImageView imageView) {
149		final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
150
151		if (bitmapWorkerTask != null) {
152			final Message oldMessage = bitmapWorkerTask.message;
153			if (oldMessage == null || message != oldMessage) {
154				bitmapWorkerTask.cancel(true);
155			} else {
156				return false;
157			}
158		}
159		return true;
160	}
161
162	private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
163		if (imageView != null) {
164			final Drawable drawable = imageView.getDrawable();
165			if (drawable instanceof AsyncDrawable) {
166				final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
167				return asyncDrawable.getBitmapWorkerTask();
168			}
169		}
170		return null;
171	}
172
173	protected void hideToast() {
174		if (mToast != null) {
175			mToast.cancel();
176		}
177	}
178
179	protected void replaceToast(String msg) {
180		replaceToast(msg, true);
181	}
182
183	protected void replaceToast(String msg, boolean showlong) {
184		hideToast();
185		mToast = Toast.makeText(this, msg, showlong ? Toast.LENGTH_LONG : Toast.LENGTH_SHORT);
186		mToast.show();
187	}
188
189	protected final void refreshUi() {
190		final long diff = SystemClock.elapsedRealtime() - mLastUiRefresh;
191		if (diff > Config.REFRESH_UI_INTERVAL) {
192			mRefreshUiHandler.removeCallbacks(mRefreshUiRunnable);
193			runOnUiThread(mRefreshUiRunnable);
194		} else {
195			final long next = Config.REFRESH_UI_INTERVAL - diff;
196			mRefreshUiHandler.removeCallbacks(mRefreshUiRunnable);
197			mRefreshUiHandler.postDelayed(mRefreshUiRunnable, next);
198		}
199	}
200
201	abstract protected void refreshUiReal();
202
203	@Override
204	protected void onStart() {
205		super.onStart();
206		if (!xmppConnectionServiceBound) {
207			if (this.mSkipBackgroundBinding) {
208				Log.d(Config.LOGTAG,"skipping background binding");
209			} else {
210				connectToBackend();
211			}
212		} else {
213			this.registerListeners();
214			this.onBackendConnected();
215		}
216	}
217
218	public void connectToBackend() {
219		Intent intent = new Intent(this, XmppConnectionService.class);
220		intent.setAction("ui");
221		startService(intent);
222		bindService(intent, mConnection, Context.BIND_AUTO_CREATE);
223	}
224
225	@Override
226	protected void onStop() {
227		super.onStop();
228		if (xmppConnectionServiceBound) {
229			this.unregisterListeners();
230			unbindService(mConnection);
231			xmppConnectionServiceBound = false;
232		}
233	}
234
235
236	public boolean hasPgp() {
237		return xmppConnectionService.getPgpEngine() != null;
238	}
239
240	public void showInstallPgpDialog() {
241		Builder builder = new AlertDialog.Builder(this);
242		builder.setTitle(getString(R.string.openkeychain_required));
243		builder.setIconAttribute(android.R.attr.alertDialogIcon);
244		builder.setMessage(getText(R.string.openkeychain_required_long));
245		builder.setNegativeButton(getString(R.string.cancel), null);
246		builder.setNeutralButton(getString(R.string.restart),
247				(dialog, which) -> {
248					if (xmppConnectionServiceBound) {
249						unbindService(mConnection);
250						xmppConnectionServiceBound = false;
251					}
252					stopService(new Intent(XmppActivity.this,
253							XmppConnectionService.class));
254					finish();
255				});
256		builder.setPositiveButton(getString(R.string.install),
257				(dialog, which) -> {
258					Uri uri = Uri
259							.parse("market://details?id=org.sufficientlysecure.keychain");
260					Intent marketIntent = new Intent(Intent.ACTION_VIEW,
261							uri);
262					PackageManager manager = getApplicationContext()
263							.getPackageManager();
264					List<ResolveInfo> infos = manager
265							.queryIntentActivities(marketIntent, 0);
266					if (infos.size() > 0) {
267						startActivity(marketIntent);
268					} else {
269						uri = Uri.parse("http://www.openkeychain.org/");
270						Intent browserIntent = new Intent(
271								Intent.ACTION_VIEW, uri);
272						startActivity(browserIntent);
273					}
274					finish();
275				});
276		builder.create().show();
277	}
278
279	abstract void onBackendConnected();
280
281	protected void registerListeners() {
282		if (this instanceof XmppConnectionService.OnConversationUpdate) {
283			this.xmppConnectionService.setOnConversationListChangedListener((XmppConnectionService.OnConversationUpdate) this);
284		}
285		if (this instanceof XmppConnectionService.OnAccountUpdate) {
286			this.xmppConnectionService.setOnAccountListChangedListener((XmppConnectionService.OnAccountUpdate) this);
287		}
288		if (this instanceof XmppConnectionService.OnCaptchaRequested) {
289			this.xmppConnectionService.setOnCaptchaRequestedListener((XmppConnectionService.OnCaptchaRequested) this);
290		}
291		if (this instanceof XmppConnectionService.OnRosterUpdate) {
292			this.xmppConnectionService.setOnRosterUpdateListener((XmppConnectionService.OnRosterUpdate) this);
293		}
294		if (this instanceof XmppConnectionService.OnMucRosterUpdate) {
295			this.xmppConnectionService.setOnMucRosterUpdateListener((XmppConnectionService.OnMucRosterUpdate) this);
296		}
297		if (this instanceof OnUpdateBlocklist) {
298			this.xmppConnectionService.setOnUpdateBlocklistListener((OnUpdateBlocklist) this);
299		}
300		if (this instanceof XmppConnectionService.OnShowErrorToast) {
301			this.xmppConnectionService.setOnShowErrorToastListener((XmppConnectionService.OnShowErrorToast) this);
302		}
303		if (this instanceof OnKeyStatusUpdated) {
304			this.xmppConnectionService.setOnKeyStatusUpdatedListener((OnKeyStatusUpdated) this);
305		}
306	}
307
308	protected void unregisterListeners() {
309		if (this instanceof XmppConnectionService.OnConversationUpdate) {
310			this.xmppConnectionService.removeOnConversationListChangedListener((XmppConnectionService.OnConversationUpdate) this);
311		}
312		if (this instanceof XmppConnectionService.OnAccountUpdate) {
313			this.xmppConnectionService.removeOnAccountListChangedListener((XmppConnectionService.OnAccountUpdate) this);
314		}
315		if (this instanceof XmppConnectionService.OnCaptchaRequested) {
316			this.xmppConnectionService.removeOnCaptchaRequestedListener((XmppConnectionService.OnCaptchaRequested) this);
317		}
318		if (this instanceof XmppConnectionService.OnRosterUpdate) {
319			this.xmppConnectionService.removeOnRosterUpdateListener((XmppConnectionService.OnRosterUpdate) this);
320		}
321		if (this instanceof XmppConnectionService.OnMucRosterUpdate) {
322			this.xmppConnectionService.removeOnMucRosterUpdateListener((XmppConnectionService.OnMucRosterUpdate) this);
323		}
324		if (this instanceof OnUpdateBlocklist) {
325			this.xmppConnectionService.removeOnUpdateBlocklistListener((OnUpdateBlocklist) this);
326		}
327		if (this instanceof XmppConnectionService.OnShowErrorToast) {
328			this.xmppConnectionService.removeOnShowErrorToastListener((XmppConnectionService.OnShowErrorToast) this);
329		}
330		if (this instanceof OnKeyStatusUpdated) {
331			this.xmppConnectionService.removeOnNewKeysAvailableListener((OnKeyStatusUpdated) this);
332		}
333	}
334
335	@Override
336	public boolean onOptionsItemSelected(final MenuItem item) {
337		switch (item.getItemId()) {
338			case R.id.action_settings:
339				startActivity(new Intent(this, SettingsActivity.class));
340				break;
341			case R.id.action_accounts:
342				AccountUtils.launchManageAccounts(this);
343				break;
344			case android.R.id.home:
345				finish();
346				break;
347			case R.id.action_show_qr_code:
348				showQrCode();
349				break;
350		}
351		return super.onOptionsItemSelected(item);
352	}
353
354	public void selectPresence(final Conversation conversation, final PresenceSelector.OnPresenceSelected listener) {
355		final Contact contact = conversation.getContact();
356		if (!contact.showInRoster()) {
357			showAddToRosterDialog(conversation.getContact());
358		} else {
359			final Presences presences = contact.getPresences();
360			if (presences.size() == 0) {
361				if (!contact.getOption(Contact.Options.TO)
362						&& !contact.getOption(Contact.Options.ASKING)
363						&& contact.getAccount().getStatus() == Account.State.ONLINE) {
364					showAskForPresenceDialog(contact);
365				} else if (!contact.getOption(Contact.Options.TO)
366						|| !contact.getOption(Contact.Options.FROM)) {
367					PresenceSelector.warnMutualPresenceSubscription(this, conversation, listener);
368				} else {
369					conversation.setNextCounterpart(null);
370					listener.onPresenceSelected();
371				}
372			} else if (presences.size() == 1) {
373				String presence = presences.toResourceArray()[0];
374				try {
375					conversation.setNextCounterpart(Jid.of(contact.getJid().getLocal(), contact.getJid().getDomain(), presence));
376				} catch (IllegalArgumentException e) {
377					conversation.setNextCounterpart(null);
378				}
379				listener.onPresenceSelected();
380			} else {
381				PresenceSelector.showPresenceSelectionDialog(this, conversation, listener);
382			}
383		}
384	}
385
386	@Override
387	protected void onCreate(Bundle savedInstanceState) {
388		super.onCreate(savedInstanceState);
389		metrics = getResources().getDisplayMetrics();
390		ExceptionHelper.init(getApplicationContext());
391		this.isCameraFeatureAvailable = getPackageManager().hasSystemFeature(PackageManager.FEATURE_CAMERA);
392
393		mColorRed = ContextCompat.getColor(this, R.color.red800);
394
395		this.mTheme = findTheme();
396		setTheme(this.mTheme);
397
398		this.mUsingEnterKey = usingEnterKey();
399	}
400
401	protected boolean isCameraFeatureAvailable() {
402		return this.isCameraFeatureAvailable;
403	}
404
405	public boolean isDarkTheme() {
406		return ThemeHelper.isDark(mTheme);
407	}
408
409	public int getThemeResource(int r_attr_name, int r_drawable_def) {
410		int[] attrs = {r_attr_name};
411		TypedArray ta = this.getTheme().obtainStyledAttributes(attrs);
412
413		int res = ta.getResourceId(0, r_drawable_def);
414		ta.recycle();
415
416		return res;
417	}
418
419	protected boolean isOptimizingBattery() {
420		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
421			final PowerManager pm = (PowerManager) getSystemService(POWER_SERVICE);
422			return pm != null
423					&& !pm.isIgnoringBatteryOptimizations(getPackageName());
424		} else {
425			return false;
426		}
427	}
428
429	protected boolean isAffectedByDataSaver() {
430		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
431			final ConnectivityManager cm = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);
432			return cm != null
433					&& cm.isActiveNetworkMetered()
434					&& cm.getRestrictBackgroundStatus() == ConnectivityManager.RESTRICT_BACKGROUND_STATUS_ENABLED;
435		} else {
436			return false;
437		}
438	}
439
440	protected boolean usingEnterKey() {
441		return getBooleanPreference("display_enter_key", R.bool.display_enter_key);
442	}
443
444	protected SharedPreferences getPreferences() {
445		return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
446	}
447
448	protected boolean getBooleanPreference(String name, @BoolRes int res) {
449		return getPreferences().getBoolean(name, getResources().getBoolean(res));
450	}
451
452	public void switchToConversation(Conversation conversation) {
453		switchToConversation(conversation, null);
454	}
455
456	public void switchToConversationAndQuote(Conversation conversation, String text) {
457		switchToConversation(conversation, text, true, null, false, false);
458	}
459
460	public void switchToConversation(Conversation conversation, String text) {
461		switchToConversation(conversation, text, false, null, false, false);
462	}
463
464	public void switchToConversationDoNotAppend(Conversation conversation, String text) {
465		switchToConversation(conversation, text, false, null, false, true);
466	}
467
468	public void highlightInMuc(Conversation conversation, String nick) {
469		switchToConversation(conversation, null, false, nick, false, false);
470	}
471
472	public void privateMsgInMuc(Conversation conversation, String nick) {
473		switchToConversation(conversation, null, false, nick, true, false);
474	}
475
476	private void switchToConversation(Conversation conversation, String text, boolean asQuote, String nick, boolean pm, boolean doNotAppend) {
477		Intent intent = new Intent(this, ConversationsActivity.class);
478		intent.setAction(ConversationsActivity.ACTION_VIEW_CONVERSATION);
479		intent.putExtra(ConversationsActivity.EXTRA_CONVERSATION, conversation.getUuid());
480		if (text != null) {
481			intent.putExtra(Intent.EXTRA_TEXT, text);
482			if (asQuote) {
483				intent.putExtra(ConversationsActivity.EXTRA_AS_QUOTE, true);
484			}
485		}
486		if (nick != null) {
487			intent.putExtra(ConversationsActivity.EXTRA_NICK, nick);
488			intent.putExtra(ConversationsActivity.EXTRA_IS_PRIVATE_MESSAGE, pm);
489		}
490		if (doNotAppend) {
491			intent.putExtra(ConversationsActivity.EXTRA_DO_NOT_APPEND, true);
492		}
493		intent.setFlags(intent.getFlags() | Intent.FLAG_ACTIVITY_CLEAR_TOP);
494		startActivity(intent);
495		finish();
496	}
497
498	public void switchToContactDetails(Contact contact) {
499		switchToContactDetails(contact, null);
500	}
501
502	public void switchToContactDetails(Contact contact, String messageFingerprint) {
503		Intent intent = new Intent(this, ContactDetailsActivity.class);
504		intent.setAction(ContactDetailsActivity.ACTION_VIEW_CONTACT);
505		intent.putExtra(EXTRA_ACCOUNT, contact.getAccount().getJid().asBareJid().toString());
506		intent.putExtra("contact", contact.getJid().toString());
507		intent.putExtra("fingerprint", messageFingerprint);
508		startActivity(intent);
509	}
510
511	public void switchToAccount(Account account, String fingerprint) {
512		switchToAccount(account, false, fingerprint);
513	}
514
515	public void switchToAccount(Account account) {
516		switchToAccount(account, false, null);
517	}
518
519	public void switchToAccount(Account account, boolean init, String fingerprint) {
520		Intent intent = new Intent(this, EditAccountActivity.class);
521		intent.putExtra("jid", account.getJid().asBareJid().toString());
522		intent.putExtra("init", init);
523		if (init) {
524			intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK | Intent.FLAG_ACTIVITY_NO_ANIMATION);
525		}
526		if (fingerprint != null) {
527			intent.putExtra("fingerprint", fingerprint);
528		}
529		startActivity(intent);
530		if (init) {
531			overridePendingTransition(0, 0);
532		}
533	}
534
535	protected void delegateUriPermissionsToService(Uri uri) {
536		Intent intent = new Intent(this, XmppConnectionService.class);
537		intent.setAction(Intent.ACTION_SEND);
538		intent.setData(uri);
539		intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
540		try {
541			startService(intent);
542		} catch (Exception e) {
543			Log.e(Config.LOGTAG,"unable to delegate uri permission",e);
544		}
545	}
546
547	protected void inviteToConversation(Conversation conversation) {
548		startActivityForResult(ChooseContactActivity.create(this,conversation), REQUEST_INVITE_TO_CONVERSATION);
549	}
550
551	protected void announcePgp(final Account account, final Conversation conversation, Intent intent, final Runnable onSuccess) {
552		if (account.getPgpId() == 0) {
553			choosePgpSignId(account);
554		} else {
555			String status = null;
556			if (manuallyChangePresence()) {
557				status = account.getPresenceStatusMessage();
558			}
559			if (status == null) {
560				status = "";
561			}
562			xmppConnectionService.getPgpEngine().generateSignature(intent, account, status, new UiCallback<String>() {
563
564				@Override
565				public void userInputRequried(PendingIntent pi, String signature) {
566					try {
567						startIntentSenderForResult(pi.getIntentSender(), REQUEST_ANNOUNCE_PGP, null, 0, 0, 0);
568					} catch (final SendIntentException ignored) {
569					}
570				}
571
572				@Override
573				public void success(String signature) {
574					account.setPgpSignature(signature);
575					xmppConnectionService.databaseBackend.updateAccount(account);
576					xmppConnectionService.sendPresence(account);
577					if (conversation != null) {
578						conversation.setNextEncryption(Message.ENCRYPTION_PGP);
579						xmppConnectionService.updateConversation(conversation);
580						refreshUi();
581					}
582					if (onSuccess != null) {
583						runOnUiThread(onSuccess);
584					}
585				}
586
587				@Override
588				public void error(int error, String signature) {
589					if (error == 0) {
590						account.setPgpSignId(0);
591						account.unsetPgpSignature();
592						xmppConnectionService.databaseBackend.updateAccount(account);
593						choosePgpSignId(account);
594					} else {
595						displayErrorDialog(error);
596					}
597				}
598			});
599		}
600	}
601
602	@SuppressWarnings("deprecation")
603	@TargetApi(Build.VERSION_CODES.JELLY_BEAN)
604	protected void setListItemBackgroundOnView(View view) {
605		int sdk = android.os.Build.VERSION.SDK_INT;
606		if (sdk < android.os.Build.VERSION_CODES.JELLY_BEAN) {
607			view.setBackgroundDrawable(getResources().getDrawable(R.drawable.greybackground));
608		} else {
609			view.setBackground(getResources().getDrawable(R.drawable.greybackground));
610		}
611	}
612
613	protected void choosePgpSignId(Account account) {
614		xmppConnectionService.getPgpEngine().chooseKey(account, new UiCallback<Account>() {
615			@Override
616			public void success(Account account1) {
617			}
618
619			@Override
620			public void error(int errorCode, Account object) {
621
622			}
623
624			@Override
625			public void userInputRequried(PendingIntent pi, Account object) {
626				try {
627					startIntentSenderForResult(pi.getIntentSender(),
628							REQUEST_CHOOSE_PGP_ID, null, 0, 0, 0);
629				} catch (final SendIntentException ignored) {
630				}
631			}
632		});
633	}
634
635	protected void displayErrorDialog(final int errorCode) {
636		runOnUiThread(() -> {
637			Builder builder = new Builder(XmppActivity.this);
638			builder.setIconAttribute(android.R.attr.alertDialogIcon);
639			builder.setTitle(getString(R.string.error));
640			builder.setMessage(errorCode);
641			builder.setNeutralButton(R.string.accept, null);
642			builder.create().show();
643		});
644
645	}
646
647	protected void showAddToRosterDialog(final Contact contact) {
648		AlertDialog.Builder builder = new AlertDialog.Builder(this);
649		builder.setTitle(contact.getJid().toString());
650		builder.setMessage(getString(R.string.not_in_roster));
651		builder.setNegativeButton(getString(R.string.cancel), null);
652		builder.setPositiveButton(getString(R.string.add_contact), (dialog, which) -> xmppConnectionService.createContact(contact,true));
653		builder.create().show();
654	}
655
656	private void showAskForPresenceDialog(final Contact contact) {
657		AlertDialog.Builder builder = new AlertDialog.Builder(this);
658		builder.setTitle(contact.getJid().toString());
659		builder.setMessage(R.string.request_presence_updates);
660		builder.setNegativeButton(R.string.cancel, null);
661		builder.setPositiveButton(R.string.request_now,
662				(dialog, which) -> {
663					if (xmppConnectionServiceBound) {
664						xmppConnectionService.sendPresencePacket(contact
665								.getAccount(), xmppConnectionService
666								.getPresenceGenerator()
667								.requestPresenceUpdatesFrom(contact));
668					}
669				});
670		builder.create().show();
671	}
672
673	protected void quickEdit(String previousValue, @StringRes int hint, OnValueEdited callback) {
674		quickEdit(previousValue, callback, hint, false, false);
675	}
676
677	protected void quickEdit(String previousValue, @StringRes int hint, OnValueEdited callback, boolean permitEmpty) {
678		quickEdit(previousValue, callback, hint, false, permitEmpty);
679	}
680
681	protected void quickPasswordEdit(String previousValue, OnValueEdited callback) {
682		quickEdit(previousValue, callback, R.string.password, true, false);
683	}
684
685	@SuppressLint("InflateParams")
686	private void quickEdit(final String previousValue,
687	                       final OnValueEdited callback,
688	                       final @StringRes int hint,
689	                       boolean password,
690	                       boolean permitEmpty) {
691		AlertDialog.Builder builder = new AlertDialog.Builder(this);
692		DialogQuickeditBinding binding = DataBindingUtil.inflate(getLayoutInflater(),R.layout.dialog_quickedit, null, false);
693		if (password) {
694			binding.inputEditText.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD);
695		}
696		builder.setPositiveButton(R.string.accept, null);
697		if (hint != 0) {
698			binding.inputLayout.setHint(getString(hint));
699		}
700		binding.inputEditText.requestFocus();
701		if (previousValue != null) {
702			binding.inputEditText.getText().append(previousValue);
703		}
704		builder.setView(binding.getRoot());
705		builder.setNegativeButton(R.string.cancel, null);
706		final AlertDialog dialog = builder.create();
707		dialog.setOnShowListener(d -> SoftKeyboardUtils.showKeyboard(binding.inputEditText));
708		dialog.show();
709		View.OnClickListener clickListener = v -> {
710			String value = binding.inputEditText.getText().toString();
711			if (!value.equals(previousValue) && (!value.trim().isEmpty() || permitEmpty)) {
712				String error = callback.onValueEdited(value);
713				if (error != null) {
714					binding.inputLayout.setError(error);
715					return;
716				}
717			}
718			SoftKeyboardUtils.hideSoftKeyboard(binding.inputEditText);
719			dialog.dismiss();
720		};
721		dialog.getButton(DialogInterface.BUTTON_POSITIVE).setOnClickListener(clickListener);
722		dialog.getButton(DialogInterface.BUTTON_NEGATIVE).setOnClickListener((v -> {
723			SoftKeyboardUtils.hideSoftKeyboard(binding.inputEditText);
724			dialog.dismiss();
725		}));
726		dialog.setOnDismissListener(dialog1 -> {
727			SoftKeyboardUtils.hideSoftKeyboard(binding.inputEditText);
728        });
729	}
730
731	protected boolean hasStoragePermission(int requestCode) {
732		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
733			if (checkSelfPermission(Manifest.permission.WRITE_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) {
734				requestPermissions(new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE}, requestCode);
735				return false;
736			} else {
737				return true;
738			}
739		} else {
740			return true;
741		}
742	}
743
744	protected void onActivityResult(int requestCode, int resultCode, final Intent data) {
745		super.onActivityResult(requestCode, resultCode, data);
746		if (requestCode == REQUEST_INVITE_TO_CONVERSATION && resultCode == RESULT_OK) {
747			mPendingConferenceInvite = ConferenceInvite.parse(data);
748			if (xmppConnectionServiceBound && mPendingConferenceInvite != null) {
749				if (mPendingConferenceInvite.execute(this)) {
750					mToast = Toast.makeText(this, R.string.creating_conference, Toast.LENGTH_LONG);
751					mToast.show();
752				}
753				mPendingConferenceInvite = null;
754			}
755		}
756	}
757
758	public int getWarningTextColor() {
759		return this.mColorRed;
760	}
761
762	public int getPixel(int dp) {
763		DisplayMetrics metrics = getResources().getDisplayMetrics();
764		return ((int) (dp * metrics.density));
765	}
766
767	public boolean copyTextToClipboard(String text, int labelResId) {
768		ClipboardManager mClipBoardManager = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE);
769		String label = getResources().getString(labelResId);
770		if (mClipBoardManager != null) {
771			ClipData mClipData = ClipData.newPlainText(label, text);
772			mClipBoardManager.setPrimaryClip(mClipData);
773			return true;
774		}
775		return false;
776	}
777
778	protected boolean neverCompressPictures() {
779		return getPreferences().getString("picture_compression", getResources().getString(R.string.picture_compression)).equals("never");
780	}
781
782	protected boolean manuallyChangePresence() {
783		return getBooleanPreference(SettingsActivity.MANUALLY_CHANGE_PRESENCE, R.bool.manually_change_presence);
784	}
785
786	protected String getShareableUri() {
787		return getShareableUri(false);
788	}
789
790	protected String getShareableUri(boolean http) {
791		return null;
792	}
793
794	protected void shareLink(boolean http) {
795		String uri = getShareableUri(http);
796		if (uri == null || uri.isEmpty()) {
797			return;
798		}
799		Intent intent = new Intent(Intent.ACTION_SEND);
800		intent.setType("text/plain");
801		intent.putExtra(Intent.EXTRA_TEXT, getShareableUri(http));
802		try {
803			startActivity(Intent.createChooser(intent, getText(R.string.share_uri_with)));
804		} catch (ActivityNotFoundException e) {
805			Toast.makeText(this, R.string.no_application_to_share_uri, Toast.LENGTH_SHORT).show();
806		}
807	}
808
809	protected void launchOpenKeyChain(long keyId) {
810		PgpEngine pgp = XmppActivity.this.xmppConnectionService.getPgpEngine();
811		try {
812			startIntentSenderForResult(
813					pgp.getIntentForKey(keyId).getIntentSender(), 0, null, 0,
814					0, 0);
815		} catch (Throwable e) {
816			Toast.makeText(XmppActivity.this, R.string.openpgp_error, Toast.LENGTH_SHORT).show();
817		}
818	}
819
820	@Override
821	public void onResume() {
822		super.onResume();
823	}
824
825	protected int findTheme() {
826		return ThemeHelper.find(this);
827	}
828
829	@Override
830	public void onPause() {
831		super.onPause();
832	}
833
834	@Override
835	public boolean onMenuOpened(int id, Menu menu) {
836		if(id == AppCompatDelegate.FEATURE_SUPPORT_ACTION_BAR && menu != null) {
837			MenuDoubleTabUtil.recordMenuOpen();
838		}
839		return super.onMenuOpened(id, menu);
840	}
841
842	protected void showQrCode() {
843		showQrCode(getShareableUri());
844	}
845
846	protected void showQrCode(final String uri) {
847		if (uri == null || uri.isEmpty()) {
848			return;
849		}
850		Point size = new Point();
851		getWindowManager().getDefaultDisplay().getSize(size);
852		final int width = (size.x < size.y ? size.x : size.y);
853		Bitmap bitmap = BarcodeProvider.create2dBarcodeBitmap(uri, width);
854		ImageView view = new ImageView(this);
855		view.setBackgroundColor(Color.WHITE);
856		view.setImageBitmap(bitmap);
857		AlertDialog.Builder builder = new AlertDialog.Builder(this);
858		builder.setView(view);
859		builder.create().show();
860	}
861
862	protected Account extractAccount(Intent intent) {
863		String jid = intent != null ? intent.getStringExtra(EXTRA_ACCOUNT) : null;
864		try {
865			return jid != null ? xmppConnectionService.findAccountByJid(Jid.of(jid)) : null;
866		} catch (IllegalArgumentException e) {
867			return null;
868		}
869	}
870
871	public AvatarService avatarService() {
872		return xmppConnectionService.getAvatarService();
873	}
874
875	public void loadBitmap(Message message, ImageView imageView) {
876		Bitmap bm;
877		try {
878			bm = xmppConnectionService.getFileBackend().getThumbnail(message, (int) (metrics.density * 288), true);
879		} catch (IOException e) {
880			bm = null;
881		}
882		if (bm != null) {
883			cancelPotentialWork(message, imageView);
884			imageView.setImageBitmap(bm);
885			imageView.setBackgroundColor(0x00000000);
886		} else {
887			if (cancelPotentialWork(message, imageView)) {
888				imageView.setBackgroundColor(0xff333333);
889				imageView.setImageDrawable(null);
890				final BitmapWorkerTask task = new BitmapWorkerTask(this, imageView);
891				final AsyncDrawable asyncDrawable = new AsyncDrawable(
892						getResources(), null, task);
893				imageView.setImageDrawable(asyncDrawable);
894				try {
895					task.execute(message);
896				} catch (final RejectedExecutionException ignored) {
897					ignored.printStackTrace();
898				}
899			}
900		}
901	}
902
903	protected interface OnValueEdited {
904		String onValueEdited(String value);
905	}
906
907	public static class ConferenceInvite {
908		private String uuid;
909		private List<Jid> jids = new ArrayList<>();
910
911		public static ConferenceInvite parse(Intent data) {
912			ConferenceInvite invite = new ConferenceInvite();
913			invite.uuid = data.getStringExtra(ChooseContactActivity.EXTRA_CONVERSATION);
914			if (invite.uuid == null) {
915				return null;
916			}
917			invite.jids.addAll(ChooseContactActivity.extractJabberIds(data));
918			return invite;
919		}
920
921		public boolean execute(XmppActivity activity) {
922			XmppConnectionService service = activity.xmppConnectionService;
923			Conversation conversation = service.findConversationByUuid(this.uuid);
924			if (conversation == null) {
925				return false;
926			}
927			if (conversation.getMode() == Conversation.MODE_MULTI) {
928				for (Jid jid : jids) {
929					service.invite(conversation, jid);
930				}
931				return false;
932			} else {
933				jids.add(conversation.getJid().asBareJid());
934				return service.createAdhocConference(conversation.getAccount(), null, jids, activity.adhocCallback);
935			}
936		}
937	}
938
939	static class BitmapWorkerTask extends AsyncTask<Message, Void, Bitmap> {
940		private final WeakReference<ImageView> imageViewReference;
941		private final WeakReference<XmppActivity> activity;
942		private Message message = null;
943
944		private BitmapWorkerTask(XmppActivity activity, ImageView imageView) {
945			this.activity = new WeakReference<>(activity);
946			this.imageViewReference = new WeakReference<>(imageView);
947		}
948
949		@Override
950		protected Bitmap doInBackground(Message... params) {
951			if (isCancelled()) {
952				return null;
953			}
954			message = params[0];
955			try {
956				XmppActivity activity = this.activity.get();
957				if (activity != null && activity.xmppConnectionService != null) {
958					return activity.xmppConnectionService.getFileBackend().getThumbnail(message, (int) (activity.metrics.density * 288), false);
959				} else {
960					return null;
961				}
962			} catch (IOException e) {
963				return null;
964			}
965		}
966
967		@Override
968		protected void onPostExecute(final Bitmap bitmap) {
969			if (!isCancelled()) {
970				final ImageView imageView = imageViewReference.get();
971				if (imageView != null) {
972					imageView.setImageBitmap(bitmap);
973					imageView.setBackgroundColor(bitmap == null ? 0xff333333 : 0x00000000);
974				}
975			}
976		}
977	}
978
979	private static class AsyncDrawable extends BitmapDrawable {
980		private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
981
982		private AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
983			super(res, bitmap);
984			bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
985		}
986
987		private BitmapWorkerTask getBitmapWorkerTask() {
988			return bitmapWorkerTaskReference.get();
989		}
990	}
991}