1package eu.siacs.conversations.utils;
2
3import java.io.FileNotFoundException;
4import java.util.ArrayList;
5import java.util.Calendar;
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.ListItem;
17import eu.siacs.conversations.entities.Message;
18import eu.siacs.conversations.entities.MucOptions.User;
19import eu.siacs.conversations.ui.ConversationActivity;
20import eu.siacs.conversations.ui.ManageAccountActivity;
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.format.DateFormat;
43import android.text.format.DateUtils;
44import android.text.Html;
45import android.util.DisplayMetrics;
46import android.view.LayoutInflater;
47import android.view.View;
48import android.widget.LinearLayout;
49import android.widget.QuickContactBadge;
50import android.widget.TextView;
51
52public class UIHelper {
53 private static final int BG_COLOR = 0xFF181818;
54 private static final int FG_COLOR = 0xFFFAFAFA;
55 private static final int TRANSPARENT = 0x00000000;
56 private static final int DATE_NO_YEAR_FLAGS = DateUtils.FORMAT_SHOW_DATE
57 | DateUtils.FORMAT_NO_YEAR | DateUtils.FORMAT_ABBREV_ALL;
58
59 public static String readableTimeDifference(Context context, long time) {
60 if (time == 0) {
61 return context.getString(R.string.just_now);
62 }
63 Date date = new Date(time);
64 long difference = (System.currentTimeMillis() - time) / 1000;
65 if (difference < 60) {
66 return context.getString(R.string.just_now);
67 } else if (difference < 60 * 2) {
68 return context.getString(R.string.minute_ago);
69 } else if (difference < 60 * 15) {
70 return context.getString(R.string.minutes_ago,
71 Math.round(difference / 60.0));
72 } else if (today(date) || difference < 6 * 60 * 60) {
73 java.text.DateFormat df = DateFormat.getTimeFormat(context);
74 return df.format(date);
75 } else {
76 return DateUtils.formatDateTime(context, date.getTime(),
77 DATE_NO_YEAR_FLAGS);
78 }
79 }
80
81 private static boolean today(Date date) {
82 Calendar cal1 = Calendar.getInstance();
83 Calendar cal2 = Calendar.getInstance();
84 cal1.setTime(date);
85 cal2.setTimeInMillis(System.currentTimeMillis());
86 return cal1.get(Calendar.YEAR) == cal2.get(Calendar.YEAR)
87 && cal1.get(Calendar.DAY_OF_YEAR) == cal2
88 .get(Calendar.DAY_OF_YEAR);
89 }
90
91 public static String lastseen(Context context, long time) {
92 if (time == 0) {
93 return context.getString(R.string.never_seen);
94 }
95 long difference = (System.currentTimeMillis() - time) / 1000;
96 if (difference < 60) {
97 return context.getString(R.string.last_seen_now);
98 } else if (difference < 60 * 2) {
99 return context.getString(R.string.last_seen_min);
100 } else if (difference < 60 * 60) {
101 return context.getString(R.string.last_seen_mins,
102 Math.round(difference / 60.0));
103 } else if (difference < 60 * 60 * 2) {
104 return context.getString(R.string.last_seen_hour);
105 } else if (difference < 60 * 60 * 24) {
106 return context.getString(R.string.last_seen_hours,
107 Math.round(difference / (60.0 * 60.0)));
108 } else if (difference < 60 * 60 * 48) {
109 return context.getString(R.string.last_seen_day);
110 } else {
111 return context.getString(R.string.last_seen_days,
112 Math.round(difference / (60.0 * 60.0 * 24.0)));
113 }
114 }
115
116 public static int getRealPx(int dp, Context context) {
117 final DisplayMetrics metrics = context.getResources()
118 .getDisplayMetrics();
119 return ((int) (dp * metrics.density));
120 }
121
122 private static int getNameColor(String name) {
123 /*int holoColors[] = { 0xFF1da9da, 0xFFb368d9, 0xFF83b600, 0xFFffa713,
124 0xFFe92727 };*/
125 int holoColors[] = {0xFFe91e63, 0xFF9c27b0, 0xFF673ab7, 0xFF3f51b5, 0xFF5677fc, 0xFF03a9f4, 0xFF00bcd4, 0xFF009688, 0xFFff5722, 0xFF795548, 0xFF607d8b};
126 return holoColors[(int) ((name.hashCode() & 0xffffffffl) % holoColors.length)];
127 }
128
129 private static void drawTile(Canvas canvas, String letter, int tileColor,
130 int textColor, int left, int top, int right, int bottom) {
131 Paint tilePaint = new Paint(), textPaint = new Paint();
132 tilePaint.setColor(tileColor);
133 textPaint.setFlags(Paint.ANTI_ALIAS_FLAG);
134 textPaint.setColor(textColor);
135 textPaint.setTypeface(Typeface.create("sans-serif-light",
136 Typeface.NORMAL));
137 textPaint.setTextSize((float) ((right - left) * 0.8));
138 Rect rect = new Rect();
139
140 canvas.drawRect(new Rect(left, top, right, bottom), tilePaint);
141 textPaint.getTextBounds(letter, 0, 1, rect);
142 float width = textPaint.measureText(letter);
143 canvas.drawText(letter, (right + left) / 2 - width / 2, (top + bottom)
144 / 2 + rect.height() / 2, textPaint);
145 }
146
147 private static Bitmap getUnknownContactPicture(String[] names, int size,
148 int bgColor, int fgColor) {
149 int tiles = (names.length > 4) ? 4 : (names.length < 1) ? 1
150 : names.length;
151 Bitmap bitmap = Bitmap
152 .createBitmap(size, size, Bitmap.Config.ARGB_8888);
153 Canvas canvas = new Canvas(bitmap);
154
155 String[] letters = new String[tiles];
156 int[] colors = new int[tiles];
157 if (names.length < 1) {
158 letters[0] = "?";
159 colors[0] = 0xFFe92727;
160 } else {
161 for (int i = 0; i < tiles; ++i) {
162 letters[i] = (names[i].length() > 0) ? names[i].substring(0, 1)
163 .toUpperCase(Locale.US) : " ";
164 colors[i] = getNameColor(names[i]);
165 }
166
167 if (names.length > 4) {
168 letters[3] = "\u2026"; // Unicode ellipsis
169 colors[3] = 0xFF202020;
170 }
171 }
172
173 bitmap.eraseColor(bgColor);
174
175 switch (tiles) {
176 case 1:
177 drawTile(canvas, letters[0], colors[0], fgColor, 0, 0, size, size);
178 break;
179
180 case 2:
181 drawTile(canvas, letters[0], colors[0], fgColor, 0, 0,
182 size / 2 - 1, size);
183 drawTile(canvas, letters[1], colors[1], fgColor, size / 2 + 1, 0,
184 size, size);
185 break;
186
187 case 3:
188 drawTile(canvas, letters[0], colors[0], fgColor, 0, 0,
189 size / 2 - 1, size);
190 drawTile(canvas, letters[1], colors[1], fgColor, size / 2 + 1, 0,
191 size, size / 2 - 1);
192 drawTile(canvas, letters[2], colors[2], fgColor, size / 2 + 1,
193 size / 2 + 1, size, size);
194 break;
195
196 case 4:
197 drawTile(canvas, letters[0], colors[0], fgColor, 0, 0,
198 size / 2 - 1, size / 2 - 1);
199 drawTile(canvas, letters[1], colors[1], fgColor, 0, size / 2 + 1,
200 size / 2 - 1, size);
201 drawTile(canvas, letters[2], colors[2], fgColor, size / 2 + 1, 0,
202 size, size / 2 - 1);
203 drawTile(canvas, letters[3], colors[3], fgColor, size / 2 + 1,
204 size / 2 + 1, size, size);
205 break;
206 }
207
208 return bitmap;
209 }
210
211 private static Bitmap getMucContactPicture(Conversation conversation,
212 int size, int bgColor, int fgColor) {
213 List<User> members = conversation.getMucOptions().getUsers();
214 if (members.size() == 0) {
215 return getUnknownContactPicture(
216 new String[] { conversation.getName(false) }, size,
217 bgColor, fgColor);
218 }
219 String[] names = new String[members.size() + 1];
220 names[0] = conversation.getMucOptions().getNick();
221 for (int i = 0; i < members.size(); ++i) {
222 names[i + 1] = members.get(i).getName();
223 }
224
225 return getUnknownContactPicture(names, size, bgColor, fgColor);
226 }
227
228 public static Bitmap getContactPicture(Conversation conversation,
229 int dpSize, Context context, boolean notification) {
230 if (conversation.getMode() == Conversation.MODE_SINGLE) {
231 return getContactPicture(conversation.getContact(), dpSize,
232 context, notification);
233 } else {
234 int fgColor = UIHelper.FG_COLOR, bgColor = (notification) ? UIHelper.BG_COLOR
235 : UIHelper.TRANSPARENT;
236
237 return getMucContactPicture(conversation,
238 getRealPx(dpSize, context), bgColor, fgColor);
239 }
240 }
241
242 public static Bitmap getContactPicture(ListItem contact, int dpSize,
243 Context context, boolean notification) {
244 String uri = contact.getProfilePhoto();
245 if (uri == null) {
246 return getContactPicture(contact.getDisplayName(), dpSize, context,
247 notification);
248 }
249 try {
250 Bitmap bm = BitmapFactory.decodeStream(context.getContentResolver()
251 .openInputStream(Uri.parse(uri)));
252 return Bitmap.createScaledBitmap(bm, getRealPx(dpSize, context),
253 getRealPx(dpSize, context), false);
254 } catch (FileNotFoundException e) {
255 return getContactPicture(contact.getDisplayName(), dpSize, context,
256 notification);
257 }
258 }
259
260 public static Bitmap getContactPicture(String name, int dpSize,
261 Context context, boolean notification) {
262 int fgColor = UIHelper.FG_COLOR, bgColor = (notification) ? UIHelper.BG_COLOR
263 : UIHelper.TRANSPARENT;
264
265 return getUnknownContactPicture(new String[] { name },
266 getRealPx(dpSize, context), bgColor, fgColor);
267 }
268
269 public static void showErrorNotification(Context context,
270 List<Account> accounts) {
271 NotificationManager mNotificationManager = (NotificationManager) context
272 .getSystemService(Context.NOTIFICATION_SERVICE);
273 List<Account> accountsWproblems = new ArrayList<Account>();
274 for (Account account : accounts) {
275 if (account.hasErrorStatus()) {
276 accountsWproblems.add(account);
277 }
278 }
279 NotificationCompat.Builder mBuilder = new NotificationCompat.Builder(
280 context);
281 if (accountsWproblems.size() == 0) {
282 mNotificationManager.cancel(1111);
283 return;
284 } else if (accountsWproblems.size() == 1) {
285 mBuilder.setContentTitle(context
286 .getString(R.string.problem_connecting_to_account));
287 mBuilder.setContentText(accountsWproblems.get(0).getJid());
288 } else {
289 mBuilder.setContentTitle(context
290 .getString(R.string.problem_connecting_to_accounts));
291 mBuilder.setContentText(context.getString(R.string.touch_to_fix));
292 }
293 mBuilder.setOngoing(true);
294 mBuilder.setLights(0xffffffff, 2000, 4000);
295 mBuilder.setSmallIcon(R.drawable.ic_notification);
296 TaskStackBuilder stackBuilder = TaskStackBuilder.create(context);
297 stackBuilder.addParentStack(ConversationActivity.class);
298
299 Intent manageAccountsIntent = new Intent(context,
300 ManageAccountActivity.class);
301 stackBuilder.addNextIntent(manageAccountsIntent);
302
303 PendingIntent resultPendingIntent = stackBuilder.getPendingIntent(0,
304 PendingIntent.FLAG_UPDATE_CURRENT);
305
306 mBuilder.setContentIntent(resultPendingIntent);
307 Notification notification = mBuilder.build();
308 mNotificationManager.notify(1111, notification);
309 }
310
311 private static Pattern generateNickHighlightPattern(String nick) {
312 // We expect a word boundary, i.e. space or start of string, followed by
313 // the
314 // nick (matched in case-insensitive manner), followed by optional
315 // punctuation (for example "bob: i disagree" or "how are you alice?"),
316 // followed by another word boundary.
317 return Pattern.compile("\\b" + nick + "\\p{Punct}?\\b",
318 Pattern.CASE_INSENSITIVE | Pattern.UNICODE_CASE);
319 }
320
321 public static void updateNotification(Context context,
322 List<Conversation> conversations, Conversation currentCon,
323 boolean notify) {
324 NotificationManager mNotificationManager = (NotificationManager) context
325 .getSystemService(Context.NOTIFICATION_SERVICE);
326
327 SharedPreferences preferences = PreferenceManager
328 .getDefaultSharedPreferences(context);
329 boolean useSubject = preferences.getBoolean("use_subject_in_muc", true);
330 boolean showNofifications = preferences.getBoolean("show_notification",
331 true);
332 boolean vibrate = preferences.getBoolean("vibrate_on_notification",
333 true);
334 boolean alwaysNotify = preferences.getBoolean(
335 "notify_in_conversation_when_highlighted", false);
336
337 if (!showNofifications) {
338 mNotificationManager.cancel(2342);
339 return;
340 }
341
342 String targetUuid = "";
343
344 if ((currentCon != null)
345 && (currentCon.getMode() == Conversation.MODE_MULTI)
346 && (!alwaysNotify)) {
347 String nick = currentCon.getMucOptions().getNick();
348 Pattern highlight = generateNickHighlightPattern(nick);
349 Matcher m = highlight.matcher(currentCon.getLatestMessage()
350 .getBody());
351 notify = m.find();
352 }
353
354 List<Conversation> unread = new ArrayList<Conversation>();
355 for (Conversation conversation : conversations) {
356 if (conversation.getMode() == Conversation.MODE_MULTI) {
357 if ((!conversation.isRead())
358 && ((wasHighlighted(conversation) || (alwaysNotify)))) {
359 unread.add(conversation);
360 }
361 } else {
362 if (!conversation.isRead()) {
363 unread.add(conversation);
364 }
365 }
366 }
367 String ringtone = preferences.getString("notification_ringtone", null);
368
369 NotificationCompat.Builder mBuilder = new NotificationCompat.Builder(
370 context);
371 if (unread.size() == 0) {
372 mNotificationManager.cancel(2342);
373 return;
374 } else if (unread.size() == 1) {
375 Conversation conversation = unread.get(0);
376 targetUuid = conversation.getUuid();
377 mBuilder.setLargeIcon(UIHelper.getContactPicture(conversation, 64,
378 context, true));
379 mBuilder.setContentTitle(conversation.getName(useSubject));
380 if (notify) {
381 mBuilder.setTicker(conversation.getLatestMessage()
382 .getReadableBody(context));
383 }
384 StringBuilder bigText = new StringBuilder();
385 List<Message> messages = conversation.getMessages();
386 String firstLine = "";
387 for (int i = messages.size() - 1; i >= 0; --i) {
388 if (!messages.get(i).isRead()) {
389 if (i == messages.size() - 1) {
390 firstLine = messages.get(i).getReadableBody(context);
391 bigText.append(firstLine);
392 } else {
393 firstLine = messages.get(i).getReadableBody(context);
394 bigText.insert(0, firstLine + "\n");
395 }
396 } else {
397 break;
398 }
399 }
400 mBuilder.setContentText(firstLine);
401 mBuilder.setStyle(new NotificationCompat.BigTextStyle()
402 .bigText(bigText.toString()));
403 } else {
404 NotificationCompat.InboxStyle style = new NotificationCompat.InboxStyle();
405 style.setBigContentTitle(unread.size() + " "
406 + context.getString(R.string.unread_conversations));
407 StringBuilder names = new StringBuilder();
408 for (int i = 0; i < unread.size(); ++i) {
409 targetUuid = unread.get(i).getUuid();
410 if (i < unread.size() - 1) {
411 names.append(unread.get(i).getName(useSubject) + ", ");
412 } else {
413 names.append(unread.get(i).getName(useSubject));
414 }
415 style.addLine(Html.fromHtml("<b>"
416 + unread.get(i).getName(useSubject)
417 + "</b> "
418 + unread.get(i).getLatestMessage()
419 .getReadableBody(context)));
420 }
421 mBuilder.setContentTitle(unread.size() + " "
422 + context.getString(R.string.unread_conversations));
423 mBuilder.setContentText(names.toString());
424 mBuilder.setStyle(style);
425 }
426 if ((currentCon != null) && (notify)) {
427 targetUuid = currentCon.getUuid();
428 }
429 if (unread.size() != 0) {
430 mBuilder.setSmallIcon(R.drawable.ic_notification);
431 if (notify) {
432 if (vibrate) {
433 int dat = 70;
434 long[] pattern = { 0, 3 * dat, dat, dat };
435 mBuilder.setVibrate(pattern);
436 }
437 mBuilder.setLights(0xffffffff, 2000, 4000);
438 if (ringtone != null) {
439 mBuilder.setSound(Uri.parse(ringtone));
440 }
441 }
442
443 TaskStackBuilder stackBuilder = TaskStackBuilder.create(context);
444 stackBuilder.addParentStack(ConversationActivity.class);
445
446 Intent viewConversationIntent = new Intent(context,
447 ConversationActivity.class);
448 viewConversationIntent.setAction(Intent.ACTION_VIEW);
449 viewConversationIntent.putExtra(ConversationActivity.CONVERSATION,
450 targetUuid);
451 viewConversationIntent
452 .setType(ConversationActivity.VIEW_CONVERSATION);
453
454 stackBuilder.addNextIntent(viewConversationIntent);
455
456 PendingIntent resultPendingIntent = stackBuilder.getPendingIntent(
457 0, PendingIntent.FLAG_UPDATE_CURRENT);
458
459 mBuilder.setContentIntent(resultPendingIntent);
460 Notification notification = mBuilder.build();
461 mNotificationManager.notify(2342, notification);
462 }
463 }
464
465 private static boolean wasHighlighted(Conversation conversation) {
466 List<Message> messages = conversation.getMessages();
467 String nick = conversation.getMucOptions().getNick();
468 Pattern highlight = generateNickHighlightPattern(nick);
469 for (int i = messages.size() - 1; i >= 0; --i) {
470 if (messages.get(i).isRead()) {
471 break;
472 } else {
473 Matcher m = highlight.matcher(messages.get(i).getBody());
474 if (m.find()) {
475 return true;
476 }
477 }
478 }
479 return false;
480 }
481
482 public static void prepareContactBadge(final Activity activity,
483 QuickContactBadge badge, final Contact contact, Context context) {
484 if (contact.getSystemAccount() != null) {
485 String[] systemAccount = contact.getSystemAccount().split("#");
486 long id = Long.parseLong(systemAccount[0]);
487 badge.assignContactUri(Contacts.getLookupUri(id, systemAccount[1]));
488 }
489 badge.setImageBitmap(UIHelper.getContactPicture(contact, 72, context,
490 false));
491 }
492
493 public static AlertDialog getVerifyFingerprintDialog(
494 final ConversationActivity activity,
495 final Conversation conversation, final View 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.syncRosterToDisk(account);
520 }
521 });
522 builder.setView(view);
523 return builder.create();
524 }
525
526 public static Bitmap getSelfContactPicture(Account account, int size,
527 boolean showPhoneSelfContactPicture, Context context) {
528 if (showPhoneSelfContactPicture) {
529 Uri selfiUri = PhoneHelper.getSefliUri(context);
530 if (selfiUri != null) {
531 try {
532 return BitmapFactory.decodeStream(context
533 .getContentResolver().openInputStream(selfiUri));
534 } catch (FileNotFoundException e) {
535 return getContactPicture(account.getJid(), size, context,
536 false);
537 }
538 }
539 return getContactPicture(account.getJid(), size, context, false);
540 } else {
541 return getContactPicture(account.getJid(), size, context, false);
542 }
543 }
544}