1package eu.siacs.conversations.ui;
2
3import android.annotation.SuppressLint;
4import android.annotation.TargetApi;
5import android.app.ActionBar;
6import android.app.Activity;
7import android.app.AlertDialog;
8import android.app.AlertDialog.Builder;
9import android.app.PendingIntent;
10import android.content.ClipData;
11import android.content.ClipboardManager;
12import android.content.ComponentName;
13import android.content.Context;
14import android.content.DialogInterface;
15import android.content.DialogInterface.OnClickListener;
16import android.content.Intent;
17import android.content.IntentSender.SendIntentException;
18import android.content.ServiceConnection;
19import android.content.SharedPreferences;
20import android.content.pm.PackageManager;
21import android.content.pm.ResolveInfo;
22import android.content.res.Resources;
23import android.graphics.Bitmap;
24import android.graphics.Color;
25import android.graphics.Point;
26import android.graphics.drawable.BitmapDrawable;
27import android.graphics.drawable.Drawable;
28import android.net.Uri;
29import android.nfc.NdefMessage;
30import android.nfc.NdefRecord;
31import android.nfc.NfcAdapter;
32import android.nfc.NfcEvent;
33import android.os.AsyncTask;
34import android.os.Build;
35import android.os.Bundle;
36import android.os.Handler;
37import android.os.IBinder;
38import android.os.SystemClock;
39import android.preference.PreferenceManager;
40import android.text.InputType;
41import android.util.DisplayMetrics;
42import android.util.Log;
43import android.view.MenuItem;
44import android.view.View;
45import android.view.inputmethod.InputMethodManager;
46import android.widget.EditText;
47import android.widget.ImageView;
48import android.widget.Toast;
49
50import com.google.zxing.BarcodeFormat;
51import com.google.zxing.EncodeHintType;
52import com.google.zxing.WriterException;
53import com.google.zxing.common.BitMatrix;
54import com.google.zxing.qrcode.QRCodeWriter;
55import com.google.zxing.qrcode.decoder.ErrorCorrectionLevel;
56
57import net.java.otr4j.session.SessionID;
58
59import java.io.FileNotFoundException;
60import java.lang.ref.WeakReference;
61import java.util.ArrayList;
62import java.util.Hashtable;
63import java.util.List;
64import java.util.concurrent.RejectedExecutionException;
65
66import eu.siacs.conversations.Config;
67import eu.siacs.conversations.R;
68import eu.siacs.conversations.entities.Account;
69import eu.siacs.conversations.entities.Contact;
70import eu.siacs.conversations.entities.Conversation;
71import eu.siacs.conversations.entities.Message;
72import eu.siacs.conversations.entities.MucOptions;
73import eu.siacs.conversations.entities.Presences;
74import eu.siacs.conversations.services.AvatarService;
75import eu.siacs.conversations.services.XmppConnectionService;
76import eu.siacs.conversations.services.XmppConnectionService.XmppConnectionBinder;
77import eu.siacs.conversations.utils.ExceptionHelper;
78import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
79import eu.siacs.conversations.xmpp.jid.InvalidJidException;
80import eu.siacs.conversations.xmpp.jid.Jid;
81
82public abstract class XmppActivity extends Activity {
83
84 protected static final int REQUEST_ANNOUNCE_PGP = 0x0101;
85 protected static final int REQUEST_INVITE_TO_CONVERSATION = 0x0102;
86
87 public XmppConnectionService xmppConnectionService;
88 public boolean xmppConnectionServiceBound = false;
89 protected boolean registeredListeners = false;
90
91 protected int mPrimaryTextColor;
92 protected int mSecondaryTextColor;
93 protected int mPrimaryBackgroundColor;
94 protected int mSecondaryBackgroundColor;
95 protected int mColorRed;
96 protected int mColorOrange;
97 protected int mColorGreen;
98 protected int mPrimaryColor;
99
100 protected boolean mUseSubject = true;
101
102 private DisplayMetrics metrics;
103 protected int mTheme;
104 protected boolean mUsingEnterKey = false;
105
106 private long mLastUiRefresh = 0;
107 private Handler mRefreshUiHandler = new Handler();
108 private Runnable mRefreshUiRunnable = new Runnable() {
109 @Override
110 public void run() {
111 mLastUiRefresh = SystemClock.elapsedRealtime();
112 refreshUiReal();
113 }
114 };
115
116
117 protected void refreshUi() {
118 final long diff = SystemClock.elapsedRealtime() - mLastUiRefresh;
119 if (diff > Config.REFRESH_UI_INTERVAL) {
120 mRefreshUiHandler.removeCallbacks(mRefreshUiRunnable);
121 runOnUiThread(mRefreshUiRunnable);
122 } else {
123 final long next = Config.REFRESH_UI_INTERVAL - diff;
124 mRefreshUiHandler.removeCallbacks(mRefreshUiRunnable);
125 mRefreshUiHandler.postDelayed(mRefreshUiRunnable,next);
126 }
127 }
128
129 protected void refreshUiReal() {
130
131 };
132
133 protected interface OnValueEdited {
134 public void onValueEdited(String value);
135 }
136
137 public interface OnPresenceSelected {
138 public void onPresenceSelected();
139 }
140
141 protected ServiceConnection mConnection = new ServiceConnection() {
142
143 @Override
144 public void onServiceConnected(ComponentName className, IBinder service) {
145 XmppConnectionBinder binder = (XmppConnectionBinder) service;
146 xmppConnectionService = binder.getService();
147 xmppConnectionServiceBound = true;
148 if (!registeredListeners && shouldRegisterListeners()) {
149 registerListeners();
150 registeredListeners = true;
151 }
152 onBackendConnected();
153 }
154
155 @Override
156 public void onServiceDisconnected(ComponentName arg0) {
157 xmppConnectionServiceBound = false;
158 }
159 };
160
161 @Override
162 protected void onStart() {
163 super.onStart();
164 if (!xmppConnectionServiceBound) {
165 connectToBackend();
166 } else {
167 if (!registeredListeners) {
168 this.registerListeners();
169 this.registeredListeners = true;
170 }
171 this.onBackendConnected();
172 }
173 }
174
175 @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1)
176 protected boolean shouldRegisterListeners() {
177 if (android.os.Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
178 return !isDestroyed() && !isFinishing();
179 } else {
180 return !isFinishing();
181 }
182 }
183
184 public void connectToBackend() {
185 Intent intent = new Intent(this, XmppConnectionService.class);
186 intent.setAction("ui");
187 startService(intent);
188 bindService(intent, mConnection, Context.BIND_AUTO_CREATE);
189 }
190
191 @Override
192 protected void onStop() {
193 super.onStop();
194 if (xmppConnectionServiceBound) {
195 if (registeredListeners) {
196 this.unregisterListeners();
197 this.registeredListeners = false;
198 }
199 unbindService(mConnection);
200 xmppConnectionServiceBound = false;
201 }
202 }
203
204 protected void hideKeyboard() {
205 InputMethodManager inputManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
206
207 View focus = getCurrentFocus();
208
209 if (focus != null) {
210
211 inputManager.hideSoftInputFromWindow(focus.getWindowToken(),
212 InputMethodManager.HIDE_NOT_ALWAYS);
213 }
214 }
215
216 public boolean hasPgp() {
217 return xmppConnectionService.getPgpEngine() != null;
218 }
219
220 public void showInstallPgpDialog() {
221 Builder builder = new AlertDialog.Builder(this);
222 builder.setTitle(getString(R.string.openkeychain_required));
223 builder.setIconAttribute(android.R.attr.alertDialogIcon);
224 builder.setMessage(getText(R.string.openkeychain_required_long));
225 builder.setNegativeButton(getString(R.string.cancel), null);
226 builder.setNeutralButton(getString(R.string.restart),
227 new OnClickListener() {
228
229 @Override
230 public void onClick(DialogInterface dialog, int which) {
231 if (xmppConnectionServiceBound) {
232 unbindService(mConnection);
233 xmppConnectionServiceBound = false;
234 }
235 stopService(new Intent(XmppActivity.this,
236 XmppConnectionService.class));
237 finish();
238 }
239 });
240 builder.setPositiveButton(getString(R.string.install),
241 new OnClickListener() {
242
243 @Override
244 public void onClick(DialogInterface dialog, int which) {
245 Uri uri = Uri
246 .parse("market://details?id=org.sufficientlysecure.keychain");
247 Intent marketIntent = new Intent(Intent.ACTION_VIEW,
248 uri);
249 PackageManager manager = getApplicationContext()
250 .getPackageManager();
251 List<ResolveInfo> infos = manager
252 .queryIntentActivities(marketIntent, 0);
253 if (infos.size() > 0) {
254 startActivity(marketIntent);
255 } else {
256 uri = Uri.parse("http://www.openkeychain.org/");
257 Intent browserIntent = new Intent(
258 Intent.ACTION_VIEW, uri);
259 startActivity(browserIntent);
260 }
261 finish();
262 }
263 });
264 builder.create().show();
265 }
266
267 abstract void onBackendConnected();
268
269 protected void registerListeners() {
270 if (this instanceof XmppConnectionService.OnConversationUpdate) {
271 this.xmppConnectionService.setOnConversationListChangedListener((XmppConnectionService.OnConversationUpdate) this);
272 }
273 if (this instanceof XmppConnectionService.OnAccountUpdate) {
274 this.xmppConnectionService.setOnAccountListChangedListener((XmppConnectionService.OnAccountUpdate) this);
275 }
276 if (this instanceof XmppConnectionService.OnRosterUpdate) {
277 this.xmppConnectionService.setOnRosterUpdateListener((XmppConnectionService.OnRosterUpdate) this);
278 }
279 if (this instanceof XmppConnectionService.OnMucRosterUpdate) {
280 this.xmppConnectionService.setOnMucRosterUpdateListener((XmppConnectionService.OnMucRosterUpdate) this);
281 }
282 if (this instanceof OnUpdateBlocklist) {
283 this.xmppConnectionService.setOnUpdateBlocklistListener((OnUpdateBlocklist) this);
284 }
285 }
286
287 protected void unregisterListeners() {
288 if (this instanceof XmppConnectionService.OnConversationUpdate) {
289 this.xmppConnectionService.removeOnConversationListChangedListener();
290 }
291 if (this instanceof XmppConnectionService.OnAccountUpdate) {
292 this.xmppConnectionService.removeOnAccountListChangedListener();
293 }
294 if (this instanceof XmppConnectionService.OnRosterUpdate) {
295 this.xmppConnectionService.removeOnRosterUpdateListener();
296 }
297 if (this instanceof XmppConnectionService.OnMucRosterUpdate) {
298 this.xmppConnectionService.removeOnMucRosterUpdateListener();
299 }
300 if (this instanceof OnUpdateBlocklist) {
301 this.xmppConnectionService.removeOnUpdateBlocklistListener();
302 }
303 }
304
305 @Override
306 public boolean onOptionsItemSelected(final MenuItem item) {
307 switch (item.getItemId()) {
308 case R.id.action_settings:
309 startActivity(new Intent(this, SettingsActivity.class));
310 break;
311 case R.id.action_accounts:
312 startActivity(new Intent(this, ManageAccountActivity.class));
313 break;
314 case android.R.id.home:
315 finish();
316 break;
317 case R.id.action_show_qr_code:
318 showQrCode();
319 break;
320 }
321 return super.onOptionsItemSelected(item);
322 }
323
324 @Override
325 protected void onCreate(Bundle savedInstanceState) {
326 super.onCreate(savedInstanceState);
327 metrics = getResources().getDisplayMetrics();
328 ExceptionHelper.init(getApplicationContext());
329 mPrimaryTextColor = getResources().getColor(R.color.primarytext);
330 mSecondaryTextColor = getResources().getColor(R.color.secondarytext);
331 mColorRed = getResources().getColor(R.color.red);
332 mColorOrange = getResources().getColor(R.color.orange);
333 mColorGreen = getResources().getColor(R.color.green);
334 mPrimaryColor = getResources().getColor(R.color.primary);
335 mPrimaryBackgroundColor = getResources().getColor(R.color.primarybackground);
336 mSecondaryBackgroundColor = getResources().getColor(R.color.secondarybackground);
337 this.mTheme = findTheme();
338 setTheme(this.mTheme);
339 this.mUsingEnterKey = usingEnterKey();
340 mUseSubject = getPreferences().getBoolean("use_subject", true);
341 final ActionBar ab = getActionBar();
342 if (ab!=null) {
343 ab.setDisplayHomeAsUpEnabled(true);
344 }
345 }
346
347 protected boolean usingEnterKey() {
348 return getPreferences().getBoolean("display_enter_key", false);
349 }
350
351 protected SharedPreferences getPreferences() {
352 return PreferenceManager
353 .getDefaultSharedPreferences(getApplicationContext());
354 }
355
356 public boolean useSubjectToIdentifyConference() {
357 return mUseSubject;
358 }
359
360 public void switchToConversation(Conversation conversation) {
361 switchToConversation(conversation, null, false);
362 }
363
364 public void switchToConversation(Conversation conversation, String text,
365 boolean newTask) {
366 switchToConversation(conversation,text,null,newTask);
367 }
368
369 public void highlightInMuc(Conversation conversation, String nick) {
370 switchToConversation(conversation,null,nick,false);
371 }
372
373 private void switchToConversation(Conversation conversation, String text, String nick, boolean newTask) {
374 Intent viewConversationIntent = new Intent(this,
375 ConversationActivity.class);
376 viewConversationIntent.setAction(Intent.ACTION_VIEW);
377 viewConversationIntent.putExtra(ConversationActivity.CONVERSATION,
378 conversation.getUuid());
379 if (text != null) {
380 viewConversationIntent.putExtra(ConversationActivity.TEXT, text);
381 }
382 if (nick != null) {
383 viewConversationIntent.putExtra(ConversationActivity.NICK, nick);
384 }
385 viewConversationIntent.setType(ConversationActivity.VIEW_CONVERSATION);
386 if (newTask) {
387 viewConversationIntent.setFlags(viewConversationIntent.getFlags()
388 | Intent.FLAG_ACTIVITY_NEW_TASK
389 | Intent.FLAG_ACTIVITY_SINGLE_TOP);
390 } else {
391 viewConversationIntent.setFlags(viewConversationIntent.getFlags()
392 | Intent.FLAG_ACTIVITY_CLEAR_TOP);
393 }
394 startActivity(viewConversationIntent);
395 finish();
396 }
397
398 public void switchToContactDetails(Contact contact) {
399 Intent intent = new Intent(this, ContactDetailsActivity.class);
400 intent.setAction(ContactDetailsActivity.ACTION_VIEW_CONTACT);
401 intent.putExtra("account", contact.getAccount().getJid().toBareJid().toString());
402 intent.putExtra("contact", contact.getJid().toString());
403 startActivity(intent);
404 }
405
406 public void switchToAccount(Account account) {
407 Intent intent = new Intent(this, EditAccountActivity.class);
408 intent.putExtra("jid", account.getJid().toBareJid().toString());
409 startActivity(intent);
410 }
411
412 protected void inviteToConversation(Conversation conversation) {
413 Intent intent = new Intent(getApplicationContext(),
414 ChooseContactActivity.class);
415 List<String> contacts = new ArrayList<>();
416 if (conversation.getMode() == Conversation.MODE_MULTI) {
417 for (MucOptions.User user : conversation.getMucOptions().getUsers()) {
418 Jid jid = user.getJid();
419 if (jid != null) {
420 contacts.add(jid.toBareJid().toString());
421 }
422 }
423 } else {
424 contacts.add(conversation.getJid().toBareJid().toString());
425 }
426 intent.putExtra("filter_contacts", contacts.toArray(new String[contacts.size()]));
427 intent.putExtra("conversation", conversation.getUuid());
428 intent.putExtra("multiple", true);
429 startActivityForResult(intent, REQUEST_INVITE_TO_CONVERSATION);
430 }
431
432 protected void announcePgp(Account account, final Conversation conversation) {
433 xmppConnectionService.getPgpEngine().generateSignature(account,
434 "online", new UiCallback<Account>() {
435
436 @Override
437 public void userInputRequried(PendingIntent pi,
438 Account account) {
439 try {
440 startIntentSenderForResult(pi.getIntentSender(),
441 REQUEST_ANNOUNCE_PGP, null, 0, 0, 0);
442 } catch (final SendIntentException ignored) {
443 }
444 }
445
446 @Override
447 public void success(Account account) {
448 xmppConnectionService.databaseBackend
449 .updateAccount(account);
450 xmppConnectionService.sendPresence(account);
451 if (conversation != null) {
452 conversation
453 .setNextEncryption(Message.ENCRYPTION_PGP);
454 xmppConnectionService.databaseBackend
455 .updateConversation(conversation);
456 }
457 }
458
459 @Override
460 public void error(int error, Account account) {
461 displayErrorDialog(error);
462 }
463 });
464 }
465
466 protected void displayErrorDialog(final int errorCode) {
467 runOnUiThread(new Runnable() {
468
469 @Override
470 public void run() {
471 AlertDialog.Builder builder = new AlertDialog.Builder(
472 XmppActivity.this);
473 builder.setIconAttribute(android.R.attr.alertDialogIcon);
474 builder.setTitle(getString(R.string.error));
475 builder.setMessage(errorCode);
476 builder.setNeutralButton(R.string.accept, null);
477 builder.create().show();
478 }
479 });
480
481 }
482
483 protected void showAddToRosterDialog(final Conversation conversation) {
484 showAddToRosterDialog(conversation.getContact());
485 }
486
487 protected void showAddToRosterDialog(final Contact contact) {
488 AlertDialog.Builder builder = new AlertDialog.Builder(this);
489 builder.setTitle(contact.getJid().toString());
490 builder.setMessage(getString(R.string.not_in_roster));
491 builder.setNegativeButton(getString(R.string.cancel), null);
492 builder.setPositiveButton(getString(R.string.add_contact),
493 new DialogInterface.OnClickListener() {
494
495 @Override
496 public void onClick(DialogInterface dialog, int which) {
497 final Jid jid = contact.getJid();
498 Account account = contact.getAccount();
499 Contact contact = account.getRoster().getContact(jid);
500 xmppConnectionService.createContact(contact);
501 }
502 });
503 builder.create().show();
504 }
505
506 private void showAskForPresenceDialog(final Contact contact) {
507 AlertDialog.Builder builder = new AlertDialog.Builder(this);
508 builder.setTitle(contact.getJid().toString());
509 builder.setMessage(R.string.request_presence_updates);
510 builder.setNegativeButton(R.string.cancel, null);
511 builder.setPositiveButton(R.string.request_now,
512 new DialogInterface.OnClickListener() {
513
514 @Override
515 public void onClick(DialogInterface dialog, int which) {
516 if (xmppConnectionServiceBound) {
517 xmppConnectionService.sendPresencePacket(contact
518 .getAccount(), xmppConnectionService
519 .getPresenceGenerator()
520 .requestPresenceUpdatesFrom(contact));
521 }
522 }
523 });
524 builder.create().show();
525 }
526
527 private void warnMutalPresenceSubscription(final Conversation conversation,
528 final OnPresenceSelected listener) {
529 AlertDialog.Builder builder = new AlertDialog.Builder(this);
530 builder.setTitle(conversation.getContact().getJid().toString());
531 builder.setMessage(R.string.without_mutual_presence_updates);
532 builder.setNegativeButton(R.string.cancel, null);
533 builder.setPositiveButton(R.string.ignore, new OnClickListener() {
534
535 @Override
536 public void onClick(DialogInterface dialog, int which) {
537 conversation.setNextCounterpart(null);
538 if (listener != null) {
539 listener.onPresenceSelected();
540 }
541 }
542 });
543 builder.create().show();
544 }
545
546 protected void quickEdit(String previousValue, OnValueEdited callback) {
547 quickEdit(previousValue, callback, false);
548 }
549
550 protected void quickPasswordEdit(String previousValue,
551 OnValueEdited callback) {
552 quickEdit(previousValue, callback, true);
553 }
554
555 @SuppressLint("InflateParams")
556 private void quickEdit(final String previousValue,
557 final OnValueEdited callback, boolean password) {
558 AlertDialog.Builder builder = new AlertDialog.Builder(this);
559 View view = getLayoutInflater().inflate(R.layout.quickedit, null);
560 final EditText editor = (EditText) view.findViewById(R.id.editor);
561 OnClickListener mClickListener = new OnClickListener() {
562
563 @Override
564 public void onClick(DialogInterface dialog, int which) {
565 String value = editor.getText().toString();
566 if (!previousValue.equals(value) && value.trim().length() > 0) {
567 callback.onValueEdited(value);
568 }
569 }
570 };
571 if (password) {
572 editor.setInputType(InputType.TYPE_CLASS_TEXT
573 | InputType.TYPE_TEXT_VARIATION_PASSWORD);
574 editor.setHint(R.string.password);
575 builder.setPositiveButton(R.string.accept, mClickListener);
576 } else {
577 builder.setPositiveButton(R.string.edit, mClickListener);
578 }
579 editor.requestFocus();
580 editor.setText(previousValue);
581 builder.setView(view);
582 builder.setNegativeButton(R.string.cancel, null);
583 builder.create().show();
584 }
585
586 public void selectPresence(final Conversation conversation,
587 final OnPresenceSelected listener) {
588 final Contact contact = conversation.getContact();
589 if (conversation.hasValidOtrSession()) {
590 SessionID id = conversation.getOtrSession().getSessionID();
591 Jid jid;
592 try {
593 jid = Jid.fromString(id.getAccountID() + "/" + id.getUserID());
594 } catch (InvalidJidException e) {
595 jid = null;
596 }
597 conversation.setNextCounterpart(jid);
598 listener.onPresenceSelected();
599 } else if (!contact.showInRoster()) {
600 showAddToRosterDialog(conversation);
601 } else {
602 Presences presences = contact.getPresences();
603 if (presences.size() == 0) {
604 if (!contact.getOption(Contact.Options.TO)
605 && !contact.getOption(Contact.Options.ASKING)
606 && contact.getAccount().getStatus() == Account.State.ONLINE) {
607 showAskForPresenceDialog(contact);
608 } else if (!contact.getOption(Contact.Options.TO)
609 || !contact.getOption(Contact.Options.FROM)) {
610 warnMutalPresenceSubscription(conversation, listener);
611 } else {
612 conversation.setNextCounterpart(null);
613 listener.onPresenceSelected();
614 }
615 } else if (presences.size() == 1) {
616 String presence = presences.asStringArray()[0];
617 try {
618 conversation.setNextCounterpart(Jid.fromParts(contact.getJid().getLocalpart(),contact.getJid().getDomainpart(),presence));
619 } catch (InvalidJidException e) {
620 conversation.setNextCounterpart(null);
621 }
622 listener.onPresenceSelected();
623 } else {
624 final StringBuilder presence = new StringBuilder();
625 AlertDialog.Builder builder = new AlertDialog.Builder(this);
626 builder.setTitle(getString(R.string.choose_presence));
627 final String[] presencesArray = presences.asStringArray();
628 int preselectedPresence = 0;
629 for (int i = 0; i < presencesArray.length; ++i) {
630 if (presencesArray[i].equals(contact.lastseen.presence)) {
631 preselectedPresence = i;
632 break;
633 }
634 }
635 presence.append(presencesArray[preselectedPresence]);
636 builder.setSingleChoiceItems(presencesArray,
637 preselectedPresence,
638 new DialogInterface.OnClickListener() {
639
640 @Override
641 public void onClick(DialogInterface dialog,
642 int which) {
643 presence.delete(0, presence.length());
644 presence.append(presencesArray[which]);
645 }
646 });
647 builder.setNegativeButton(R.string.cancel, null);
648 builder.setPositiveButton(R.string.ok, new OnClickListener() {
649
650 @Override
651 public void onClick(DialogInterface dialog, int which) {
652 try {
653 conversation.setNextCounterpart(Jid.fromParts(contact.getJid().getLocalpart(),contact.getJid().getDomainpart(),presence.toString()));
654 } catch (InvalidJidException e) {
655 conversation.setNextCounterpart(null);
656 }
657 listener.onPresenceSelected();
658 }
659 });
660 builder.create().show();
661 }
662 }
663 }
664
665 protected void onActivityResult(int requestCode, int resultCode,
666 final Intent data) {
667 super.onActivityResult(requestCode, resultCode, data);
668 if (requestCode == REQUEST_INVITE_TO_CONVERSATION
669 && resultCode == RESULT_OK) {
670 try {
671 String conversationUuid = data.getStringExtra("conversation");
672 Conversation conversation = xmppConnectionService
673 .findConversationByUuid(conversationUuid);
674 List<Jid> jids = new ArrayList<Jid>();
675 if (data.getBooleanExtra("multiple", false)) {
676 String[] toAdd = data.getStringArrayExtra("contacts");
677 for (String item : toAdd) {
678 jids.add(Jid.fromString(item));
679 }
680 } else {
681 jids.add(Jid.fromString(data.getStringExtra("contact")));
682 }
683
684 if (conversation.getMode() == Conversation.MODE_MULTI) {
685 for (Jid jid : jids) {
686 xmppConnectionService.invite(conversation, jid);
687 }
688 } else {
689 jids.add(conversation.getJid().toBareJid());
690 xmppConnectionService.createAdhocConference(conversation.getAccount(), jids, adhocCallback);
691 }
692 } catch (final InvalidJidException ignored) {
693
694 }
695 }
696 }
697
698 private UiCallback<Conversation> adhocCallback = new UiCallback<Conversation>() {
699 @Override
700 public void success(final Conversation conversation) {
701 switchToConversation(conversation);
702 runOnUiThread(new Runnable() {
703 @Override
704 public void run() {
705 Toast.makeText(XmppActivity.this,R.string.conference_created,Toast.LENGTH_LONG).show();
706 }
707 });
708 }
709
710 @Override
711 public void error(final int errorCode, Conversation object) {
712 runOnUiThread(new Runnable() {
713 @Override
714 public void run() {
715 Toast.makeText(XmppActivity.this,errorCode,Toast.LENGTH_LONG).show();
716 }
717 });
718 }
719
720 @Override
721 public void userInputRequried(PendingIntent pi, Conversation object) {
722
723 }
724 };
725
726 public int getSecondaryTextColor() {
727 return this.mSecondaryTextColor;
728 }
729
730 public int getPrimaryTextColor() {
731 return this.mPrimaryTextColor;
732 }
733
734 public int getWarningTextColor() {
735 return this.mColorRed;
736 }
737
738 public int getPrimaryColor() {
739 return this.mPrimaryColor;
740 }
741
742 public int getOnlineColor() {
743 return this.mColorGreen;
744 }
745
746 public int getPrimaryBackgroundColor() {
747 return this.mPrimaryBackgroundColor;
748 }
749
750 public int getSecondaryBackgroundColor() {
751 return this.mSecondaryBackgroundColor;
752 }
753
754 public int getPixel(int dp) {
755 DisplayMetrics metrics = getResources().getDisplayMetrics();
756 return ((int) (dp * metrics.density));
757 }
758
759 public boolean copyTextToClipboard(String text, int labelResId) {
760 ClipboardManager mClipBoardManager = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE);
761 String label = getResources().getString(labelResId);
762 if (mClipBoardManager != null) {
763 ClipData mClipData = ClipData.newPlainText(label, text);
764 mClipBoardManager.setPrimaryClip(mClipData);
765 return true;
766 }
767 return false;
768 }
769
770 protected void registerNdefPushMessageCallback() {
771 NfcAdapter nfcAdapter = NfcAdapter.getDefaultAdapter(this);
772 if (nfcAdapter != null && nfcAdapter.isEnabled()) {
773 nfcAdapter.setNdefPushMessageCallback(new NfcAdapter.CreateNdefMessageCallback() {
774 @Override
775 public NdefMessage createNdefMessage(NfcEvent nfcEvent) {
776 return new NdefMessage(new NdefRecord[]{
777 NdefRecord.createUri(getShareableUri()),
778 NdefRecord.createApplicationRecord("eu.siacs.conversations")
779 });
780 }
781 }, this);
782 }
783 }
784
785 protected void unregisterNdefPushMessageCallback() {
786 NfcAdapter nfcAdapter = NfcAdapter.getDefaultAdapter(this);
787 if (nfcAdapter != null && nfcAdapter.isEnabled()) {
788 nfcAdapter.setNdefPushMessageCallback(null,this);
789 }
790 }
791
792 protected String getShareableUri() {
793 return null;
794 }
795
796 @Override
797 public void onResume() {
798 super.onResume();
799 if (this.getShareableUri()!=null) {
800 this.registerNdefPushMessageCallback();
801 }
802 }
803
804 protected int findTheme() {
805 if (getPreferences().getBoolean("use_larger_font", false)) {
806 return R.style.ConversationsTheme_LargerText;
807 } else {
808 return R.style.ConversationsTheme;
809 }
810 }
811
812 @Override
813 public void onPause() {
814 super.onPause();
815 this.unregisterNdefPushMessageCallback();
816 }
817
818 protected void showQrCode() {
819 String uri = getShareableUri();
820 if (uri!=null) {
821 Point size = new Point();
822 getWindowManager().getDefaultDisplay().getSize(size);
823 final int width = (size.x < size.y ? size.x : size.y);
824 Bitmap bitmap = createQrCodeBitmap(uri, width);
825 ImageView view = new ImageView(this);
826 view.setImageBitmap(bitmap);
827 AlertDialog.Builder builder = new AlertDialog.Builder(this);
828 builder.setView(view);
829 builder.create().show();
830 }
831 }
832
833 protected Bitmap createQrCodeBitmap(String input, int size) {
834 Log.d(Config.LOGTAG,"qr code requested size: "+size);
835 try {
836 final QRCodeWriter QR_CODE_WRITER = new QRCodeWriter();
837 final Hashtable<EncodeHintType, Object> hints = new Hashtable<>();
838 hints.put(EncodeHintType.ERROR_CORRECTION, ErrorCorrectionLevel.M);
839 final BitMatrix result = QR_CODE_WRITER.encode(input, BarcodeFormat.QR_CODE, size, size, hints);
840 final int width = result.getWidth();
841 final int height = result.getHeight();
842 final int[] pixels = new int[width * height];
843 for (int y = 0; y < height; y++) {
844 final int offset = y * width;
845 for (int x = 0; x < width; x++) {
846 pixels[offset + x] = result.get(x, y) ? Color.BLACK : Color.TRANSPARENT;
847 }
848 }
849 final Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
850 Log.d(Config.LOGTAG,"output size: "+width+"x"+height);
851 bitmap.setPixels(pixels, 0, width, 0, 0, width, height);
852 return bitmap;
853 } catch (final WriterException e) {
854 return null;
855 }
856 }
857
858 public AvatarService avatarService() {
859 return xmppConnectionService.getAvatarService();
860 }
861
862 class BitmapWorkerTask extends AsyncTask<Message, Void, Bitmap> {
863 private final WeakReference<ImageView> imageViewReference;
864 private Message message = null;
865
866 public BitmapWorkerTask(ImageView imageView) {
867 imageViewReference = new WeakReference<>(imageView);
868 }
869
870 @Override
871 protected Bitmap doInBackground(Message... params) {
872 message = params[0];
873 try {
874 return xmppConnectionService.getFileBackend().getThumbnail(
875 message, (int) (metrics.density * 288), false);
876 } catch (FileNotFoundException e) {
877 return null;
878 }
879 }
880
881 @Override
882 protected void onPostExecute(Bitmap bitmap) {
883 if (bitmap != null) {
884 final ImageView imageView = imageViewReference.get();
885 if (imageView != null) {
886 imageView.setImageBitmap(bitmap);
887 imageView.setBackgroundColor(0x00000000);
888 }
889 }
890 }
891 }
892
893 public void loadBitmap(Message message, ImageView imageView) {
894 Bitmap bm;
895 try {
896 bm = xmppConnectionService.getFileBackend().getThumbnail(message,
897 (int) (metrics.density * 288), true);
898 } catch (FileNotFoundException e) {
899 bm = null;
900 }
901 if (bm != null) {
902 imageView.setImageBitmap(bm);
903 imageView.setBackgroundColor(0x00000000);
904 } else {
905 if (cancelPotentialWork(message, imageView)) {
906 imageView.setBackgroundColor(0xff333333);
907 final BitmapWorkerTask task = new BitmapWorkerTask(imageView);
908 final AsyncDrawable asyncDrawable = new AsyncDrawable(
909 getResources(), null, task);
910 imageView.setImageDrawable(asyncDrawable);
911 try {
912 task.execute(message);
913 } catch (final RejectedExecutionException ignored) {
914 }
915 }
916 }
917 }
918
919 public static boolean cancelPotentialWork(Message message,
920 ImageView imageView) {
921 final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
922
923 if (bitmapWorkerTask != null) {
924 final Message oldMessage = bitmapWorkerTask.message;
925 if (oldMessage == null || message != oldMessage) {
926 bitmapWorkerTask.cancel(true);
927 } else {
928 return false;
929 }
930 }
931 return true;
932 }
933
934 private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
935 if (imageView != null) {
936 final Drawable drawable = imageView.getDrawable();
937 if (drawable instanceof AsyncDrawable) {
938 final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
939 return asyncDrawable.getBitmapWorkerTask();
940 }
941 }
942 return null;
943 }
944
945 static class AsyncDrawable extends BitmapDrawable {
946 private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
947
948 public AsyncDrawable(Resources res, Bitmap bitmap,
949 BitmapWorkerTask bitmapWorkerTask) {
950 super(res, bitmap);
951 bitmapWorkerTaskReference = new WeakReference<>(
952 bitmapWorkerTask);
953 }
954
955 public BitmapWorkerTask getBitmapWorkerTask() {
956 return bitmapWorkerTaskReference.get();
957 }
958 }
959}