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