1package eu.siacs.conversations.ui;
2
3import java.io.FileNotFoundException;
4import java.lang.ref.WeakReference;
5import java.util.List;
6import java.util.concurrent.RejectedExecutionException;
7
8import eu.siacs.conversations.Config;
9import eu.siacs.conversations.R;
10import eu.siacs.conversations.entities.Account;
11import eu.siacs.conversations.entities.Contact;
12import eu.siacs.conversations.entities.Conversation;
13import eu.siacs.conversations.entities.Message;
14import eu.siacs.conversations.entities.Presences;
15import eu.siacs.conversations.services.XmppConnectionService;
16import eu.siacs.conversations.services.XmppConnectionService.XmppConnectionBinder;
17import eu.siacs.conversations.utils.ExceptionHelper;
18import android.annotation.SuppressLint;
19import android.app.Activity;
20import android.app.AlertDialog;
21import android.app.PendingIntent;
22import android.app.AlertDialog.Builder;
23import android.content.ComponentName;
24import android.content.Context;
25import android.content.DialogInterface;
26import android.content.SharedPreferences;
27import android.content.DialogInterface.OnClickListener;
28import android.content.IntentSender.SendIntentException;
29import android.content.pm.PackageManager;
30import android.content.pm.ResolveInfo;
31import android.content.res.Resources;
32import android.content.Intent;
33import android.content.ServiceConnection;
34import android.graphics.Bitmap;
35import android.graphics.drawable.BitmapDrawable;
36import android.graphics.drawable.Drawable;
37import android.net.Uri;
38import android.os.AsyncTask;
39import android.os.Bundle;
40import android.os.IBinder;
41import android.preference.PreferenceManager;
42import android.text.InputType;
43import android.util.DisplayMetrics;
44import android.util.Log;
45import android.view.MenuItem;
46import android.view.View;
47import android.view.inputmethod.InputMethodManager;
48import android.widget.EditText;
49import android.widget.ImageView;
50
51public abstract class XmppActivity extends Activity {
52
53 protected static final int REQUEST_ANNOUNCE_PGP = 0x0101;
54 protected static final int REQUEST_INVITE_TO_CONVERSATION = 0x0102;
55
56 public XmppConnectionService xmppConnectionService;
57 public boolean xmppConnectionServiceBound = false;
58 protected boolean handledViewIntent = false;
59
60 protected int mPrimaryTextColor;
61 protected int mSecondaryTextColor;
62 protected int mColorRed;
63 protected int mColorOrange;
64 protected int mColorGreen;
65 protected int mPrimaryColor;
66
67 protected boolean mUseSubject = true;
68
69 private DisplayMetrics metrics;
70
71 protected interface OnValueEdited {
72 public void onValueEdited(String value);
73 }
74
75 public interface OnPresenceSelected {
76 public void onPresenceSelected();
77 }
78
79 protected ServiceConnection mConnection = new ServiceConnection() {
80
81 @Override
82 public void onServiceConnected(ComponentName className, IBinder service) {
83 XmppConnectionBinder binder = (XmppConnectionBinder) service;
84 xmppConnectionService = binder.getService();
85 xmppConnectionServiceBound = true;
86 onBackendConnected();
87 }
88
89 @Override
90 public void onServiceDisconnected(ComponentName arg0) {
91 xmppConnectionServiceBound = false;
92 }
93 };
94
95 @Override
96 protected void onStart() {
97 super.onStart();
98 if (!xmppConnectionServiceBound) {
99 connectToBackend();
100 }
101 }
102
103 public void connectToBackend() {
104 Intent intent = new Intent(this, XmppConnectionService.class);
105 intent.setAction("ui");
106 startService(intent);
107 bindService(intent, mConnection, Context.BIND_AUTO_CREATE);
108 }
109
110 @Override
111 protected void onStop() {
112 super.onStop();
113 if (xmppConnectionServiceBound) {
114 unbindService(mConnection);
115 xmppConnectionServiceBound = false;
116 }
117 }
118
119 protected void hideKeyboard() {
120 InputMethodManager inputManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
121
122 View focus = getCurrentFocus();
123
124 if (focus != null) {
125
126 inputManager.hideSoftInputFromWindow(focus.getWindowToken(),
127 InputMethodManager.HIDE_NOT_ALWAYS);
128 }
129 }
130
131 public boolean hasPgp() {
132 return xmppConnectionService.getPgpEngine() != null;
133 }
134
135 public void showInstallPgpDialog() {
136 Builder builder = new AlertDialog.Builder(this);
137 builder.setTitle(getString(R.string.openkeychain_required));
138 builder.setIconAttribute(android.R.attr.alertDialogIcon);
139 builder.setMessage(getText(R.string.openkeychain_required_long));
140 builder.setNegativeButton(getString(R.string.cancel), null);
141 builder.setNeutralButton(getString(R.string.restart),
142 new OnClickListener() {
143
144 @Override
145 public void onClick(DialogInterface dialog, int which) {
146 if (xmppConnectionServiceBound) {
147 unbindService(mConnection);
148 xmppConnectionServiceBound = false;
149 }
150 stopService(new Intent(XmppActivity.this,
151 XmppConnectionService.class));
152 finish();
153 }
154 });
155 builder.setPositiveButton(getString(R.string.install),
156 new OnClickListener() {
157
158 @Override
159 public void onClick(DialogInterface dialog, int which) {
160 Uri uri = Uri
161 .parse("market://details?id=org.sufficientlysecure.keychain");
162 Intent marketIntent = new Intent(Intent.ACTION_VIEW,
163 uri);
164 PackageManager manager = getApplicationContext()
165 .getPackageManager();
166 List<ResolveInfo> infos = manager
167 .queryIntentActivities(marketIntent, 0);
168 if (infos.size() > 0) {
169 startActivity(marketIntent);
170 } else {
171 uri = Uri.parse("http://www.openkeychain.org/");
172 Intent browserIntent = new Intent(
173 Intent.ACTION_VIEW, uri);
174 startActivity(browserIntent);
175 }
176 finish();
177 }
178 });
179 builder.create().show();
180 }
181
182 abstract void onBackendConnected();
183
184 public boolean onOptionsItemSelected(MenuItem item) {
185 switch (item.getItemId()) {
186 case R.id.action_settings:
187 startActivity(new Intent(this, SettingsActivity.class));
188 break;
189 case R.id.action_accounts:
190 startActivity(new Intent(this, ManageAccountActivity.class));
191 break;
192 case android.R.id.home:
193 finish();
194 break;
195 }
196 return super.onOptionsItemSelected(item);
197 }
198
199 @Override
200 protected void onCreate(Bundle savedInstanceState) {
201 super.onCreate(savedInstanceState);
202 metrics = getResources().getDisplayMetrics();
203 ExceptionHelper.init(getApplicationContext());
204 mPrimaryTextColor = getResources().getColor(R.color.primarytext);
205 mSecondaryTextColor = getResources().getColor(R.color.secondarytext);
206 mColorRed = getResources().getColor(R.color.red);
207 mColorOrange = getResources().getColor(R.color.orange);
208 mColorGreen = getResources().getColor(R.color.green);
209 mPrimaryColor = getResources().getColor(R.color.primary);
210 if (getPreferences().getBoolean("use_larger_font", false)) {
211 setTheme(R.style.ConversationsTheme_LargerText);
212 }
213 mUseSubject = getPreferences().getBoolean("use_subject", true);
214 }
215
216 protected SharedPreferences getPreferences() {
217 return PreferenceManager
218 .getDefaultSharedPreferences(getApplicationContext());
219 }
220
221 public boolean useSubjectToIdentifyConference() {
222 return mUseSubject;
223 }
224
225 public void switchToConversation(Conversation conversation) {
226 switchToConversation(conversation, null, false);
227 }
228
229 public void switchToConversation(Conversation conversation, String text,
230 boolean newTask) {
231 Intent viewConversationIntent = new Intent(this,
232 ConversationActivity.class);
233 viewConversationIntent.setAction(Intent.ACTION_VIEW);
234 viewConversationIntent.putExtra(ConversationActivity.CONVERSATION,
235 conversation.getUuid());
236 if (text != null) {
237 viewConversationIntent.putExtra(ConversationActivity.TEXT, text);
238 }
239 viewConversationIntent.setType(ConversationActivity.VIEW_CONVERSATION);
240 if (newTask) {
241 viewConversationIntent.setFlags(viewConversationIntent.getFlags()
242 | Intent.FLAG_ACTIVITY_NEW_TASK
243 | Intent.FLAG_ACTIVITY_SINGLE_TOP);
244 } else {
245 viewConversationIntent.setFlags(viewConversationIntent.getFlags()
246 | Intent.FLAG_ACTIVITY_CLEAR_TOP);
247 }
248 startActivity(viewConversationIntent);
249 finish();
250 }
251
252 public void switchToContactDetails(Contact contact) {
253 Intent intent = new Intent(this, ContactDetailsActivity.class);
254 intent.setAction(ContactDetailsActivity.ACTION_VIEW_CONTACT);
255 intent.putExtra("account", contact.getAccount().getJid());
256 intent.putExtra("contact", contact.getJid());
257 startActivity(intent);
258 }
259
260 public void switchToAccount(Account account) {
261 Intent intent = new Intent(this, EditAccountActivity.class);
262 intent.putExtra("jid", account.getJid());
263 startActivity(intent);
264 }
265
266 protected void inviteToConversation(Conversation conversation) {
267 Intent intent = new Intent(getApplicationContext(),
268 ChooseContactActivity.class);
269 intent.putExtra("conversation", conversation.getUuid());
270 startActivityForResult(intent, REQUEST_INVITE_TO_CONVERSATION);
271 }
272
273 protected void announcePgp(Account account, final Conversation conversation) {
274 xmppConnectionService.getPgpEngine().generateSignature(account,
275 "online", new UiCallback<Account>() {
276
277 @Override
278 public void userInputRequried(PendingIntent pi,
279 Account account) {
280 try {
281 startIntentSenderForResult(pi.getIntentSender(),
282 REQUEST_ANNOUNCE_PGP, null, 0, 0, 0);
283 } catch (SendIntentException e) {
284 }
285 }
286
287 @Override
288 public void success(Account account) {
289 xmppConnectionService.databaseBackend
290 .updateAccount(account);
291 xmppConnectionService.sendPresencePacket(account,
292 xmppConnectionService.getPresenceGenerator()
293 .sendPresence(account));
294 if (conversation != null) {
295 conversation
296 .setNextEncryption(Message.ENCRYPTION_PGP);
297 xmppConnectionService.databaseBackend
298 .updateConversation(conversation);
299 }
300 }
301
302 @Override
303 public void error(int error, Account account) {
304 displayErrorDialog(error);
305 }
306 });
307 }
308
309 protected void displayErrorDialog(final int errorCode) {
310 runOnUiThread(new Runnable() {
311
312 @Override
313 public void run() {
314 AlertDialog.Builder builder = new AlertDialog.Builder(
315 XmppActivity.this);
316 builder.setIconAttribute(android.R.attr.alertDialogIcon);
317 builder.setTitle(getString(R.string.error));
318 builder.setMessage(errorCode);
319 builder.setNeutralButton(R.string.accept, null);
320 builder.create().show();
321 }
322 });
323
324 }
325
326 protected void showAddToRosterDialog(final Conversation conversation) {
327 String jid = conversation.getContactJid();
328 AlertDialog.Builder builder = new AlertDialog.Builder(this);
329 builder.setTitle(jid);
330 builder.setMessage(getString(R.string.not_in_roster));
331 builder.setNegativeButton(getString(R.string.cancel), null);
332 builder.setPositiveButton(getString(R.string.add_contact),
333 new DialogInterface.OnClickListener() {
334
335 @Override
336 public void onClick(DialogInterface dialog, int which) {
337 String jid = conversation.getContactJid();
338 Account account = conversation.getAccount();
339 Contact contact = account.getRoster().getContact(jid);
340 xmppConnectionService.createContact(contact);
341 switchToContactDetails(contact);
342 }
343 });
344 builder.create().show();
345 }
346
347 private void showAskForPresenceDialog(final Contact contact) {
348 AlertDialog.Builder builder = new AlertDialog.Builder(this);
349 builder.setTitle(contact.getJid());
350 builder.setMessage(R.string.request_presence_updates);
351 builder.setNegativeButton(R.string.cancel, null);
352 builder.setPositiveButton(R.string.request_now,
353 new DialogInterface.OnClickListener() {
354
355 @Override
356 public void onClick(DialogInterface dialog, int which) {
357 if (xmppConnectionServiceBound) {
358 xmppConnectionService.sendPresencePacket(contact
359 .getAccount(), xmppConnectionService
360 .getPresenceGenerator()
361 .requestPresenceUpdatesFrom(contact));
362 }
363 }
364 });
365 builder.create().show();
366 }
367
368 private void warnMutalPresenceSubscription(final Conversation conversation,
369 final OnPresenceSelected listener) {
370 AlertDialog.Builder builder = new AlertDialog.Builder(this);
371 builder.setTitle(conversation.getContact().getJid());
372 builder.setMessage(R.string.without_mutual_presence_updates);
373 builder.setNegativeButton(R.string.cancel, null);
374 builder.setPositiveButton(R.string.ignore, new OnClickListener() {
375
376 @Override
377 public void onClick(DialogInterface dialog, int which) {
378 conversation.setNextPresence(null);
379 if (listener != null) {
380 listener.onPresenceSelected();
381 }
382 }
383 });
384 builder.create().show();
385 }
386
387 protected void quickEdit(String previousValue, OnValueEdited callback) {
388 quickEdit(previousValue, callback, false);
389 }
390
391 protected void quickPasswordEdit(String previousValue,
392 OnValueEdited callback) {
393 quickEdit(previousValue, callback, true);
394 }
395
396 @SuppressLint("InflateParams")
397 private void quickEdit(final String previousValue,
398 final OnValueEdited callback, boolean password) {
399 AlertDialog.Builder builder = new AlertDialog.Builder(this);
400 View view = (View) getLayoutInflater()
401 .inflate(R.layout.quickedit, null);
402 final EditText editor = (EditText) view.findViewById(R.id.editor);
403 OnClickListener mClickListener = new OnClickListener() {
404
405 @Override
406 public void onClick(DialogInterface dialog, int which) {
407 String value = editor.getText().toString();
408 if (!previousValue.equals(value) && value.trim().length() > 0) {
409 callback.onValueEdited(value);
410 }
411 }
412 };
413 if (password) {
414 editor.setInputType(InputType.TYPE_CLASS_TEXT
415 | InputType.TYPE_TEXT_VARIATION_PASSWORD);
416 editor.setHint(R.string.password);
417 builder.setPositiveButton(R.string.accept, mClickListener);
418 } else {
419 builder.setPositiveButton(R.string.edit, mClickListener);
420 }
421 editor.requestFocus();
422 editor.setText(previousValue);
423 builder.setView(view);
424 builder.setNegativeButton(R.string.cancel, null);
425 builder.create().show();
426 }
427
428 public void selectPresence(final Conversation conversation,
429 final OnPresenceSelected listener) {
430 Contact contact = conversation.getContact();
431 if (!contact.showInRoster()) {
432 showAddToRosterDialog(conversation);
433 } else {
434 Presences presences = contact.getPresences();
435 if (presences.size() == 0) {
436 if (!contact.getOption(Contact.Options.TO)
437 && !contact.getOption(Contact.Options.ASKING)
438 && contact.getAccount().getStatus() == Account.STATUS_ONLINE) {
439 showAskForPresenceDialog(contact);
440 } else if (!contact.getOption(Contact.Options.TO)
441 || !contact.getOption(Contact.Options.FROM)) {
442 warnMutalPresenceSubscription(conversation, listener);
443 } else {
444 conversation.setNextPresence(null);
445 listener.onPresenceSelected();
446 }
447 } else if (presences.size() == 1) {
448 String presence = (String) presences.asStringArray()[0];
449 conversation.setNextPresence(presence);
450 listener.onPresenceSelected();
451 } else {
452 final StringBuilder presence = new StringBuilder();
453 AlertDialog.Builder builder = new AlertDialog.Builder(this);
454 builder.setTitle(getString(R.string.choose_presence));
455 final String[] presencesArray = presences.asStringArray();
456 int preselectedPresence = 0;
457 for (int i = 0; i < presencesArray.length; ++i) {
458 if (presencesArray[i].equals(contact.lastseen.presence)) {
459 preselectedPresence = i;
460 break;
461 }
462 }
463 presence.append(presencesArray[preselectedPresence]);
464 builder.setSingleChoiceItems(presencesArray,
465 preselectedPresence,
466 new DialogInterface.OnClickListener() {
467
468 @Override
469 public void onClick(DialogInterface dialog,
470 int which) {
471 presence.delete(0, presence.length());
472 presence.append(presencesArray[which]);
473 }
474 });
475 builder.setNegativeButton(R.string.cancel, null);
476 builder.setPositiveButton(R.string.ok, new OnClickListener() {
477
478 @Override
479 public void onClick(DialogInterface dialog, int which) {
480 conversation.setNextPresence(presence.toString());
481 listener.onPresenceSelected();
482 }
483 });
484 builder.create().show();
485 }
486 }
487 }
488
489 protected void onActivityResult(int requestCode, int resultCode,
490 final Intent data) {
491 super.onActivityResult(requestCode, resultCode, data);
492 if (requestCode == REQUEST_INVITE_TO_CONVERSATION
493 && resultCode == RESULT_OK) {
494 String contactJid = data.getStringExtra("contact");
495 String conversationUuid = data.getStringExtra("conversation");
496 Conversation conversation = xmppConnectionService
497 .findConversationByUuid(conversationUuid);
498 if (conversation.getMode() == Conversation.MODE_MULTI) {
499 xmppConnectionService.invite(conversation, contactJid);
500 }
501 Log.d(Config.LOGTAG, "inviting " + contactJid + " to "
502 + conversation.getName());
503 }
504 }
505
506 public int getSecondaryTextColor() {
507 return this.mSecondaryTextColor;
508 }
509
510 public int getPrimaryTextColor() {
511 return this.mPrimaryTextColor;
512 }
513
514 public int getWarningTextColor() {
515 return this.mColorRed;
516 }
517
518 public int getPrimaryColor() {
519 return this.mPrimaryColor;
520 }
521
522 class BitmapWorkerTask extends AsyncTask<Message, Void, Bitmap> {
523 private final WeakReference<ImageView> imageViewReference;
524 private Message message = null;
525
526 public BitmapWorkerTask(ImageView imageView) {
527 imageViewReference = new WeakReference<ImageView>(imageView);
528 }
529
530 @Override
531 protected Bitmap doInBackground(Message... params) {
532 message = params[0];
533 try {
534 return xmppConnectionService.getFileBackend().getThumbnail(
535 message, (int) (metrics.density * 288), false);
536 } catch (FileNotFoundException e) {
537 return null;
538 }
539 }
540
541 @Override
542 protected void onPostExecute(Bitmap bitmap) {
543 if (imageViewReference != null && bitmap != null) {
544 final ImageView imageView = imageViewReference.get();
545 if (imageView != null) {
546 imageView.setImageBitmap(bitmap);
547 imageView.setBackgroundColor(0x00000000);
548 }
549 }
550 }
551 }
552
553 public void loadBitmap(Message message, ImageView imageView) {
554 Bitmap bm;
555 try {
556 bm = xmppConnectionService.getFileBackend().getThumbnail(message,
557 (int) (metrics.density * 288), true);
558 } catch (FileNotFoundException e) {
559 bm = null;
560 }
561 if (bm != null) {
562 imageView.setImageBitmap(bm);
563 imageView.setBackgroundColor(0x00000000);
564 } else {
565 if (cancelPotentialWork(message, imageView)) {
566 imageView.setBackgroundColor(0xff333333);
567 final BitmapWorkerTask task = new BitmapWorkerTask(imageView);
568 final AsyncDrawable asyncDrawable = new AsyncDrawable(
569 getResources(), null, task);
570 imageView.setImageDrawable(asyncDrawable);
571 try {
572 task.execute(message);
573 } catch (RejectedExecutionException e) {
574 return;
575 }
576 }
577 }
578 }
579
580 public static boolean cancelPotentialWork(Message message,
581 ImageView imageView) {
582 final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
583
584 if (bitmapWorkerTask != null) {
585 final Message oldMessage = bitmapWorkerTask.message;
586 if (oldMessage == null || message != oldMessage) {
587 bitmapWorkerTask.cancel(true);
588 } else {
589 return false;
590 }
591 }
592 return true;
593 }
594
595 private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
596 if (imageView != null) {
597 final Drawable drawable = imageView.getDrawable();
598 if (drawable instanceof AsyncDrawable) {
599 final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
600 return asyncDrawable.getBitmapWorkerTask();
601 }
602 }
603 return null;
604 }
605
606 static class AsyncDrawable extends BitmapDrawable {
607 private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
608
609 public AsyncDrawable(Resources res, Bitmap bitmap,
610 BitmapWorkerTask bitmapWorkerTask) {
611 super(res, bitmap);
612 bitmapWorkerTaskReference = new WeakReference<BitmapWorkerTask>(
613 bitmapWorkerTask);
614 }
615
616 public BitmapWorkerTask getBitmapWorkerTask() {
617 return bitmapWorkerTaskReference.get();
618 }
619 }
620}