1package eu.siacs.conversations.utils;
2
3import java.io.FileNotFoundException;
4import java.text.SimpleDateFormat;
5import java.util.ArrayList;
6import java.util.Date;
7import java.util.List;
8import java.util.Locale;
9import java.util.regex.Pattern;
10import java.util.regex.Matcher;
11
12import eu.siacs.conversations.R;
13import eu.siacs.conversations.entities.Account;
14import eu.siacs.conversations.entities.Contact;
15import eu.siacs.conversations.entities.Conversation;
16import eu.siacs.conversations.entities.Message;
17import eu.siacs.conversations.entities.MucOptions.User;
18import eu.siacs.conversations.ui.ConversationActivity;
19import eu.siacs.conversations.ui.ManageAccountActivity;
20
21import android.app.Activity;
22import android.app.AlertDialog;
23import android.app.Notification;
24import android.app.NotificationManager;
25import android.app.PendingIntent;
26import android.content.Context;
27import android.content.DialogInterface;
28import android.content.DialogInterface.OnClickListener;
29import android.content.Intent;
30import android.content.SharedPreferences;
31import android.graphics.Bitmap;
32import android.graphics.BitmapFactory;
33import android.graphics.Canvas;
34import android.graphics.Paint;
35import android.graphics.Rect;
36import android.graphics.Typeface;
37import android.net.Uri;
38import android.preference.PreferenceManager;
39import android.provider.ContactsContract.Contacts;
40import android.support.v4.app.NotificationCompat;
41import android.support.v4.app.TaskStackBuilder;
42import android.text.Html;
43import android.util.DisplayMetrics;
44import android.view.LayoutInflater;
45import android.view.View;
46import android.widget.LinearLayout;
47import android.widget.QuickContactBadge;
48import android.widget.TextView;
49
50public class UIHelper {
51 private static final int BG_COLOR = 0xFF181818;
52 private static final int FG_COLOR = 0xFFE5E5E5;
53 private static final int TRANSPARENT = 0x00000000;
54
55 public static String readableTimeDifference(Context context, long time) {
56 if (time == 0) {
57 return context.getString(R.string.just_now);
58 }
59 Date date = new Date(time);
60 long difference = (System.currentTimeMillis() - time) / 1000;
61 if (difference < 60) {
62 return context.getString(R.string.just_now);
63 } else if (difference < 60 * 10) {
64 return difference / 60 + " " + context.getString(R.string.minutes_ago);
65 } else if (difference < 60 * 60 * 24) {
66 SimpleDateFormat sdf = new SimpleDateFormat("HH:mm",Locale.US);
67 return sdf.format(date);
68 } else {
69 SimpleDateFormat sdf = new SimpleDateFormat("MM/dd",Locale.US);
70 return sdf.format(date);
71 }
72 }
73
74 public static int getRealPx(int dp, Context context) {
75 final DisplayMetrics metrics = context.getResources().getDisplayMetrics();
76 return ((int) (dp * metrics.density));
77 }
78
79 private static int getNameColor(String name) {
80 int holoColors[] = { 0xFF1da9da, 0xFFb368d9, 0xFF83b600, 0xFFffa713,
81 0xFFe92727 };
82 int color = holoColors[Math.abs(name.toLowerCase(Locale.getDefault()).hashCode()) % holoColors.length];
83 return color;
84 }
85
86 private static Bitmap getUnknownContactPicture(String[] names, int size, int bgColor, int fgColor) {
87 int tiles = (names.length > 4)? 4 :
88 (names.length < 1)? 1 :
89 names.length;
90 Bitmap bitmap = Bitmap
91 .createBitmap(size, size, Bitmap.Config.ARGB_8888);
92 Canvas canvas = new Canvas(bitmap);
93
94 String[] letters = new String[tiles];
95 int[] colors = new int[tiles];
96 if (names.length < 1) {
97 letters[0] = "?";
98 colors[0] = 0xFFe92727;
99 } else {
100 for(int i = 0; i < tiles; ++i) {
101 letters[i] = (names[i].length() > 0) ?
102 names[i].substring(0, 1).toUpperCase(Locale.US) : " ";
103 colors[i] = getNameColor(names[i]);
104 }
105
106 if (names.length > 4) {
107 letters[3] = "\u2026"; // Unicode ellipsis
108 colors[3] = 0xFF444444;
109 }
110 }
111 Paint textPaint = new Paint(), tilePaint = new Paint();
112 textPaint.setColor(fgColor);
113 textPaint.setTypeface(Typeface.create("sans-serif-light", Typeface.NORMAL));
114 Rect rect, left, right, topLeft, bottomLeft, topRight, bottomRight;
115 float width;
116
117 switch(tiles) {
118 case 1:
119 bitmap.eraseColor(colors[0]);
120
121 textPaint.setTextSize((float) (size * 0.8));
122 textPaint.setAntiAlias(true);
123 rect = new Rect();
124 textPaint.getTextBounds(letters[0], 0, 1, rect);
125 width = textPaint.measureText(letters[0]);
126 canvas.drawText(letters[0], (size / 2) - (width / 2), (size / 2)
127 + (rect.height() / 2), textPaint);
128 break;
129
130 case 2:
131 bitmap.eraseColor(bgColor);
132
133 tilePaint.setColor(colors[0]);
134 left = new Rect(0, 0, (size/2)-1, size);
135 canvas.drawRect(left, tilePaint);
136
137 tilePaint.setColor(colors[1]);
138 right = new Rect((size/2)+1, 0, size, size);
139 canvas.drawRect(right, tilePaint);
140
141 textPaint.setTextSize((float) (size * 0.8*0.5));
142 textPaint.setAntiAlias(true);
143 rect = new Rect();
144 textPaint.getTextBounds(letters[0], 0, 1, rect);
145 width = textPaint.measureText(letters[0]);
146 canvas.drawText(letters[0], (size / 4) - (width / 2), (size / 2)
147 + (rect.height() / 2), textPaint);
148 textPaint.getTextBounds(letters[1], 0, 1, rect);
149 width = textPaint.measureText(letters[1]);
150 canvas.drawText(letters[1], (3 * size / 4) - (width / 2), (size / 2)
151 + (rect.height() / 2), textPaint);
152 break;
153
154 case 3:
155 bitmap.eraseColor(bgColor);
156
157 tilePaint.setColor(colors[0]);
158 left = new Rect(0, 0, (size/2)-1, size);
159 canvas.drawRect(left, tilePaint);
160
161 tilePaint.setColor(colors[1]);
162 topRight = new Rect((size/2)+1, 0, size, (size/2 - 1));
163 canvas.drawRect(topRight, tilePaint);
164
165 tilePaint.setColor(colors[2]);
166 bottomRight = new Rect((size/2)+1, (size/2 + 1), size, size);
167 canvas.drawRect(bottomRight, tilePaint);
168
169 textPaint.setTextSize((float) (size * 0.8*0.5));
170 textPaint.setAntiAlias(true);
171 rect = new Rect();
172
173 textPaint.getTextBounds(letters[0], 0, 1, rect);
174 width = textPaint.measureText(letters[0]);
175 canvas.drawText(letters[0], (size / 4) - (width / 2), (size / 2)
176 + (rect.height() / 2), textPaint);
177
178 textPaint.getTextBounds(letters[1], 0, 1, rect);
179 width = textPaint.measureText(letters[1]);
180 canvas.drawText(letters[1], (3 * size / 4) - (width / 2), (size / 4)
181 + (rect.height() / 2), textPaint);
182
183 textPaint.getTextBounds(letters[2], 0, 1, rect);
184 width = textPaint.measureText(letters[2]);
185 canvas.drawText(letters[2], (3 * size / 4) - (width / 2), (3* size / 4)
186 + (rect.height() / 2), textPaint);
187 break;
188
189 case 4:
190 bitmap.eraseColor(bgColor);
191
192 tilePaint.setColor(colors[0]);
193 topLeft = new Rect(0, 0, (size/2)-1, (size/2)-1);
194 canvas.drawRect(topLeft, tilePaint);
195
196 tilePaint.setColor(colors[1]);
197 bottomLeft = new Rect(0, (size/2)+1, (size/2)-1, size);
198 canvas.drawRect(bottomLeft, tilePaint);
199
200 tilePaint.setColor(colors[2]);
201 topRight = new Rect((size/2)+1, 0, size, (size/2 - 1));
202 canvas.drawRect(topRight, tilePaint);
203
204 tilePaint.setColor(colors[3]);
205 bottomRight = new Rect((size/2)+1, (size/2 + 1), size, size);
206 canvas.drawRect(bottomRight, tilePaint);
207
208 textPaint.setTextSize((float) (size * 0.8*0.5));
209 textPaint.setAntiAlias(true);
210 rect = new Rect();
211
212 textPaint.getTextBounds(letters[0], 0, 1, rect);
213 width = textPaint.measureText(letters[0]);
214 canvas.drawText(letters[0], (size / 4) - (width / 2), (size / 4)
215 + (rect.height() / 2), textPaint);
216
217 textPaint.getTextBounds(letters[1], 0, 1, rect);
218 width = textPaint.measureText(letters[1]);
219 canvas.drawText(letters[1], (size / 4) - (width / 2), (3* size / 4)
220 + (rect.height() / 2), textPaint);
221
222 textPaint.getTextBounds(letters[2], 0, 1, rect);
223 width = textPaint.measureText(letters[2]);
224 canvas.drawText(letters[2], (3 * size / 4) - (width / 2), (size / 4)
225 + (rect.height() / 2), textPaint);
226
227 textPaint.getTextBounds(letters[3], 0, 1, rect);
228 width = textPaint.measureText(letters[3]);
229 canvas.drawText(letters[3], (3 * size / 4) - (width / 2), (3* size / 4)
230 + (rect.height() / 2), textPaint);
231 break;
232 }
233 return bitmap;
234 }
235
236 private static Bitmap getMucContactPicture(Conversation conversation, int size, int bgColor, int fgColor) {
237 List<User> members = conversation.getMucOptions().getUsers();
238 if (members.size() == 0) {
239 return getUnknownContactPicture(new String[]{conversation.getName(false)}, size, bgColor, fgColor);
240 }
241 String[] names = new String[members.size()+1];
242 names[0] = conversation.getMucOptions().getNick();
243 for(int i = 0; i < members.size(); ++i) {
244 names[i+1] = members.get(i).getName();
245 }
246
247 return getUnknownContactPicture(names, size, bgColor, fgColor);
248 }
249
250 public static Bitmap getContactPicture(Conversation conversation, int dpSize, Context context, boolean notification) {
251 if(conversation.getMode() == Conversation.MODE_SINGLE) {
252 return getContactPicture(conversation.getContact(), dpSize,
253 context, notification);
254 } else{
255 int fgColor = UIHelper.FG_COLOR,
256 bgColor = (notification) ?
257 UIHelper.BG_COLOR : UIHelper.TRANSPARENT;
258
259 return getMucContactPicture(conversation, getRealPx(dpSize, context),
260 bgColor, fgColor);
261 }
262 }
263
264 public static Bitmap getContactPicture(Contact contact, int dpSize, Context context, boolean notification) {
265 String uri = contact.getProfilePhoto();
266 if (uri==null) {
267 return getContactPicture(contact.getDisplayName(), dpSize,
268 context, notification);
269 }
270 try {
271 Bitmap bm = BitmapFactory.decodeStream(context.getContentResolver()
272 .openInputStream(Uri.parse(uri)));
273 return Bitmap.createScaledBitmap(bm, getRealPx(dpSize, context),
274 getRealPx(dpSize, context), false);
275 } catch (FileNotFoundException e) {
276 return getContactPicture(contact.getDisplayName(), dpSize,
277 context, notification);
278 }
279 }
280
281 public static Bitmap getContactPicture(String name, int dpSize, Context context, boolean notification) {
282 int fgColor = UIHelper.FG_COLOR,
283 bgColor = (notification) ?
284 UIHelper.BG_COLOR : UIHelper.TRANSPARENT;
285
286 return getUnknownContactPicture(new String[]{name}, getRealPx(dpSize, context),
287 bgColor, fgColor);
288 }
289
290 public static void showErrorNotification(Context context, List<Account> accounts) {
291 NotificationManager mNotificationManager = (NotificationManager) context
292 .getSystemService(Context.NOTIFICATION_SERVICE);
293 List<Account> accountsWproblems = new ArrayList<Account>();
294 for(Account account : accounts) {
295 if (account.hasErrorStatus()) {
296 accountsWproblems.add(account);
297 }
298 }
299 NotificationCompat.Builder mBuilder = new NotificationCompat.Builder(context);
300 if (accountsWproblems.size() == 0) {
301 mNotificationManager.cancel(1111);
302 return;
303 } else if (accountsWproblems.size() == 1) {
304 mBuilder.setContentTitle(context.getString(R.string.problem_connecting_to_account));
305 mBuilder.setContentText(accountsWproblems.get(0).getJid());
306 } else {
307 mBuilder.setContentTitle(context.getString(R.string.problem_connecting_to_accounts));
308 mBuilder.setContentText(context.getString(R.string.touch_to_fix));
309 }
310 mBuilder.setOngoing(true);
311 mBuilder.setLights(0xffffffff, 2000, 4000);
312 mBuilder.setSmallIcon(R.drawable.notification);
313 TaskStackBuilder stackBuilder = TaskStackBuilder.create(context);
314 stackBuilder.addParentStack(ConversationActivity.class);
315
316 Intent manageAccountsIntent = new Intent(context,
317 ManageAccountActivity.class);
318 stackBuilder.addNextIntent(manageAccountsIntent);
319
320 PendingIntent resultPendingIntent = stackBuilder.getPendingIntent(
321 0, PendingIntent.FLAG_UPDATE_CURRENT);
322
323 mBuilder.setContentIntent(resultPendingIntent);
324 Notification notification = mBuilder.build();
325 mNotificationManager.notify(1111, notification);
326 }
327
328 private static Pattern generateNickHighlightPattern(String nick) {
329 // We expect a word boundary, i.e. space or start of string, followed by the
330 // nick (matched in case-insensitive manner), followed by optional
331 // punctuation (for example "bob: i disagree" or "how are you alice?"),
332 // followed by another word boundary.
333 return Pattern.compile("\\b"+nick+"\\p{Punct}?\\b",
334 Pattern.CASE_INSENSITIVE | Pattern.UNICODE_CASE);
335 }
336
337 public static void updateNotification(Context context,
338 List<Conversation> conversations, Conversation currentCon, boolean notify) {
339 NotificationManager mNotificationManager = (NotificationManager) context
340 .getSystemService(Context.NOTIFICATION_SERVICE);
341
342 SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(context);
343 boolean useSubject = preferences.getBoolean("use_subject_in_muc", true);
344 boolean showNofifications = preferences.getBoolean("show_notification",true);
345 boolean vibrate = preferences.getBoolean("vibrate_on_notification", true);
346 boolean alwaysNotify = preferences.getBoolean("notify_in_conversation_when_highlighted", false);
347
348 if (!showNofifications) {
349 mNotificationManager.cancel(2342);
350 return;
351 }
352
353 String targetUuid = "";
354
355 if ((currentCon != null) &&(currentCon.getMode() == Conversation.MODE_MULTI)&&(!alwaysNotify)) {
356 String nick = currentCon.getMucOptions().getNick();
357 Pattern highlight = generateNickHighlightPattern(nick);
358 Matcher m = highlight.matcher(currentCon.getLatestMessage().getBody());
359 notify = m.find();
360 }
361
362 List<Conversation> unread = new ArrayList<Conversation>();
363 for (Conversation conversation : conversations) {
364 if (conversation.getMode() == Conversation.MODE_MULTI) {
365 if ((!conversation.isRead())&&((wasHighlighted(conversation)||(alwaysNotify)))) {
366 unread.add(conversation);
367 }
368 } else {
369 if (!conversation.isRead()) {
370 unread.add(conversation);
371 }
372 }
373 }
374 String ringtone = preferences.getString("notification_ringtone", null);
375
376 NotificationCompat.Builder mBuilder = new NotificationCompat.Builder(
377 context);
378 if (unread.size() == 0) {
379 mNotificationManager.cancel(2342);
380 return;
381 } else if (unread.size() == 1) {
382 Conversation conversation = unread.get(0);
383 targetUuid = conversation.getUuid();
384 mBuilder.setLargeIcon(UIHelper.getContactPicture(conversation, 64,
385 context, true));
386 mBuilder.setContentTitle(conversation.getName(useSubject));
387 if (notify) {
388 mBuilder.setTicker(conversation.getLatestMessage().getReadableBody(context));
389 }
390 StringBuilder bigText = new StringBuilder();
391 List<Message> messages = conversation.getMessages();
392 String firstLine = "";
393 for (int i = messages.size() - 1; i >= 0; --i) {
394 if (!messages.get(i).isRead()) {
395 if (i == messages.size() - 1) {
396 firstLine = messages.get(i).getReadableBody(context);
397 bigText.append(firstLine);
398 } else {
399 firstLine = messages.get(i).getReadableBody(context);
400 bigText.insert(0, firstLine + "\n");
401 }
402 } else {
403 break;
404 }
405 }
406 mBuilder.setContentText(firstLine);
407 mBuilder.setStyle(new NotificationCompat.BigTextStyle()
408 .bigText(bigText.toString()));
409 } else {
410 NotificationCompat.InboxStyle style = new NotificationCompat.InboxStyle();
411 style.setBigContentTitle(unread.size() + " " + context.getString(R.string.unread_conversations));
412 StringBuilder names = new StringBuilder();
413 for (int i = 0; i < unread.size(); ++i) {
414 targetUuid = unread.get(i).getUuid();
415 if (i < unread.size() - 1) {
416 names.append(unread.get(i).getName(useSubject) + ", ");
417 } else {
418 names.append(unread.get(i).getName(useSubject));
419 }
420 style.addLine(Html.fromHtml("<b>" + unread.get(i).getName(useSubject)
421 + "</b> " + unread.get(i).getLatestMessage().getReadableBody(context)));
422 }
423 mBuilder.setContentTitle(unread.size() + " " + context.getString(R.string.unread_conversations));
424 mBuilder.setContentText(names.toString());
425 mBuilder.setStyle(style);
426 }
427 if ((currentCon!=null)&&(notify)) {
428 targetUuid=currentCon.getUuid();
429 }
430 if (unread.size() != 0) {
431 mBuilder.setSmallIcon(R.drawable.notification);
432 if (notify) {
433 if (vibrate) {
434 int dat = 70;
435 long[] pattern = {0,3*dat,dat,dat};
436 mBuilder.setVibrate(pattern);
437 }
438 mBuilder.setLights(0xffffffff, 2000, 4000);
439 if (ringtone != null) {
440 mBuilder.setSound(Uri.parse(ringtone));
441 }
442 }
443
444 TaskStackBuilder stackBuilder = TaskStackBuilder.create(context);
445 stackBuilder.addParentStack(ConversationActivity.class);
446
447 Intent viewConversationIntent = new Intent(context,
448 ConversationActivity.class);
449 viewConversationIntent.setAction(Intent.ACTION_VIEW);
450 viewConversationIntent.putExtra(ConversationActivity.CONVERSATION,
451 targetUuid);
452 viewConversationIntent
453 .setType(ConversationActivity.VIEW_CONVERSATION);
454
455 stackBuilder.addNextIntent(viewConversationIntent);
456
457 PendingIntent resultPendingIntent = stackBuilder.getPendingIntent(
458 0, PendingIntent.FLAG_UPDATE_CURRENT);
459
460 mBuilder.setContentIntent(resultPendingIntent);
461 Notification notification = mBuilder.build();
462 mNotificationManager.notify(2342, notification);
463 }
464 }
465
466 private static boolean wasHighlighted(Conversation conversation) {
467 List<Message> messages = conversation.getMessages();
468 String nick = conversation.getMucOptions().getNick();
469 Pattern highlight = generateNickHighlightPattern(nick);
470 for(int i = messages.size() - 1; i >= 0; --i) {
471 if (messages.get(i).isRead()) {
472 break;
473 } else {
474 Matcher m = highlight.matcher(messages.get(i).getBody());
475 if (m.find()) {
476 return true;
477 }
478 }
479 }
480 return false;
481 }
482
483 public static void prepareContactBadge(final Activity activity,
484 QuickContactBadge badge, final Contact contact, Context context) {
485 if (contact.getSystemAccount() != null) {
486 String[] systemAccount = contact.getSystemAccount().split("#");
487 long id = Long.parseLong(systemAccount[0]);
488 badge.assignContactUri(Contacts.getLookupUri(id, systemAccount[1]));
489 }
490 badge.setImageBitmap(UIHelper.getContactPicture(contact, 72, context, false));
491 }
492
493 public static AlertDialog getVerifyFingerprintDialog(
494 final ConversationActivity activity,
495 final Conversation conversation, final LinearLayout msg) {
496 final Contact contact = conversation.getContact();
497 final Account account = conversation.getAccount();
498
499 AlertDialog.Builder builder = new AlertDialog.Builder(activity);
500 builder.setTitle("Verify fingerprint");
501 LayoutInflater inflater = activity.getLayoutInflater();
502 View view = inflater.inflate(R.layout.dialog_verify_otr, null);
503 TextView jid = (TextView) view.findViewById(R.id.verify_otr_jid);
504 TextView fingerprint = (TextView) view
505 .findViewById(R.id.verify_otr_fingerprint);
506 TextView yourprint = (TextView) view
507 .findViewById(R.id.verify_otr_yourprint);
508
509 jid.setText(contact.getJid());
510 fingerprint.setText(conversation.getOtrFingerprint());
511 yourprint.setText(account.getOtrFingerprint());
512 builder.setNegativeButton("Cancel", null);
513 builder.setPositiveButton("Verify", new OnClickListener() {
514
515 @Override
516 public void onClick(DialogInterface dialog, int which) {
517 contact.addOtrFingerprint(conversation.getOtrFingerprint());
518 msg.setVisibility(View.GONE);
519 //activity.xmppConnectionService.updateContact(contact);
520 }
521 });
522 builder.setView(view);
523 return builder.create();
524 }
525
526 public static Bitmap getSelfContactPicture(Account account, int size, boolean showPhoneSelfContactPicture, Context context) {
527 if (showPhoneSelfContactPicture) {
528 Uri selfiUri = PhoneHelper.getSefliUri(context);
529 if (selfiUri != null) {
530 try {
531 return BitmapFactory.decodeStream(context
532 .getContentResolver().openInputStream(selfiUri));
533 } catch (FileNotFoundException e) {
534 return getContactPicture(account.getJid(), size, context, false);
535 }
536 }
537 return getContactPicture(account.getJid(), size, context, false);
538 } else {
539 return getContactPicture(account.getJid(), size, context, false);
540 }
541 }
542}