1package eu.siacs.conversations.utils;
2
3import android.content.Context;
4import android.graphics.drawable.Drawable;
5import android.text.SpannableStringBuilder;
6import android.text.format.DateFormat;
7import android.text.format.DateUtils;
8import android.util.Pair;
9
10import androidx.annotation.ColorInt;
11import androidx.core.content.res.ResourcesCompat;
12
13import com.google.common.base.Strings;
14import com.google.common.primitives.Ints;
15
16import java.math.BigInteger;
17import java.nio.charset.StandardCharsets;
18import java.security.MessageDigest;
19import java.util.Arrays;
20import java.util.Calendar;
21import java.util.Date;
22import java.util.List;
23import java.util.Locale;
24
25import eu.siacs.conversations.Config;
26import eu.siacs.conversations.R;
27import eu.siacs.conversations.crypto.axolotl.AxolotlService;
28import eu.siacs.conversations.entities.Account;
29import eu.siacs.conversations.entities.Contact;
30import eu.siacs.conversations.entities.Conversation;
31import eu.siacs.conversations.entities.Conversational;
32import eu.siacs.conversations.entities.ListItem;
33import eu.siacs.conversations.entities.Message;
34import eu.siacs.conversations.entities.MucOptions;
35import eu.siacs.conversations.entities.Presence;
36import eu.siacs.conversations.entities.RtpSessionStatus;
37import eu.siacs.conversations.entities.Transferable;
38import eu.siacs.conversations.services.ExportBackupService;
39import eu.siacs.conversations.services.XmppConnectionService;
40import eu.siacs.conversations.ui.util.MyLinkify;
41import eu.siacs.conversations.ui.util.QuoteHelper;
42import eu.siacs.conversations.xmpp.Jid;
43
44public class UIHelper {
45
46 private static final int[] UNSAFE_COLORS = {
47 0xFFF44336, //red 500
48 0xFFE53935, //red 600
49 0xFFD32F2F, //red 700
50 0xFFC62828, //red 800
51
52 0xFFEF6C00, //orange 800
53
54 0xFFF4511E, //deep orange 600
55 0xFFE64A19, //deep orange 700
56 0xFFD84315, //deep orange 800,
57 };
58
59 private static final int[] SAFE_COLORS = {
60 0xFFE91E63, //pink 500
61 0xFFD81B60, //pink 600
62 0xFFC2185B, //pink 700
63 0xFFAD1457, //pink 800
64
65 0xFF9C27B0, //purple 500
66 0xFF8E24AA, //purple 600
67 0xFF7B1FA2, //purple 700
68 0xFF6A1B9A, //purple 800
69
70 0xFF673AB7, //deep purple 500,
71 0xFF5E35B1, //deep purple 600
72 0xFF512DA8, //deep purple 700
73 0xFF4527A0, //deep purple 800,
74
75 0xFF3F51B5, //indigo 500,
76 0xFF3949AB,//indigo 600
77 0xFF303F9F,//indigo 700
78 0xFF283593, //indigo 800
79
80 0xFF2196F3, //blue 500
81 0xFF1E88E5, //blue 600
82 0xFF1976D2, //blue 700
83 0xFF1565C0, //blue 800
84
85 0xFF03A9F4, //light blue 500
86 0xFF039BE5, //light blue 600
87 0xFF0288D1, //light blue 700
88 0xFF0277BD, //light blue 800
89
90 0xFF00BCD4, //cyan 500
91 0xFF00ACC1, //cyan 600
92 0xFF0097A7, //cyan 700
93 0xFF00838F, //cyan 800
94
95 0xFF009688, //teal 500,
96 0xFF00897B, //teal 600
97 0xFF00796B, //teal 700
98 0xFF00695C, //teal 800,
99
100 //0xFF558B2F, //light green 800
101
102 //0xFFC0CA33, //lime 600
103 0xFF9E9D24, //lime 800
104
105 0xFF795548, //brown 500,
106 //0xFF4E342E, //brown 800
107 0xFF607D8B, //blue grey 500,
108 //0xFF37474F //blue grey 800
109 };
110
111 private static final int[] COLORS;
112
113 static {
114 COLORS = Arrays.copyOf(SAFE_COLORS, SAFE_COLORS.length + UNSAFE_COLORS.length);
115 System.arraycopy(UNSAFE_COLORS, 0, COLORS, SAFE_COLORS.length, UNSAFE_COLORS.length);
116 }
117
118 private static final List<String> LOCATION_QUESTIONS = Arrays.asList(
119 "where are you", //en
120 "where are you now", //en
121 "where are you right now", //en
122 "whats your 20", //en
123 "what is your 20", //en
124 "what's your 20", //en
125 "whats your twenty", //en
126 "what is your twenty", //en
127 "what's your twenty", //en
128 "wo bist du", //de
129 "wo bist du jetzt", //de
130 "wo bist du gerade", //de
131 "wo seid ihr", //de
132 "wo seid ihr jetzt", //de
133 "wo seid ihr gerade", //de
134 "dónde estás", //es
135 "donde estas" //es
136 );
137
138 private static final List<Character> PUNCTIONATION = Arrays.asList('.', ',', '?', '!', ';', ':');
139
140 private static final int SHORT_DATE_FLAGS = DateUtils.FORMAT_SHOW_DATE
141 | DateUtils.FORMAT_NO_YEAR | DateUtils.FORMAT_ABBREV_ALL;
142 private static final int FULL_DATE_FLAGS = DateUtils.FORMAT_SHOW_TIME
143 | DateUtils.FORMAT_ABBREV_ALL | DateUtils.FORMAT_SHOW_DATE;
144
145 public static String readableTimeDifference(Context context, long time) {
146 return readableTimeDifference(context, time, false);
147 }
148
149 public static String readableTimeDifferenceFull(Context context, long time) {
150 return readableTimeDifference(context, time, true);
151 }
152
153 private static String readableTimeDifference(Context context, long time,
154 boolean fullDate) {
155 if (time == 0) {
156 return context.getString(R.string.just_now);
157 }
158 Date date = new Date(time);
159 long difference = (System.currentTimeMillis() - time) / 1000;
160 if (difference < 60) {
161 return context.getString(R.string.just_now);
162 } else if (difference < 60 * 2) {
163 return context.getString(R.string.minute_ago);
164 } else if (difference < 60 * 15) {
165 return context.getString(R.string.minutes_ago, Math.round(difference / 60.0));
166 } else if (today(date)) {
167 java.text.DateFormat df = DateFormat.getTimeFormat(context);
168 return df.format(date);
169 } else {
170 if (fullDate) {
171 return DateUtils.formatDateTime(context, date.getTime(),
172 FULL_DATE_FLAGS);
173 } else {
174 return DateUtils.formatDateTime(context, date.getTime(),
175 SHORT_DATE_FLAGS);
176 }
177 }
178 }
179
180 private static boolean today(Date date) {
181 return sameDay(date, new Date(System.currentTimeMillis()));
182 }
183
184 public static boolean today(long date) {
185 return sameDay(date, System.currentTimeMillis());
186 }
187
188 public static boolean yesterday(long date) {
189 Calendar cal1 = Calendar.getInstance();
190 Calendar cal2 = Calendar.getInstance();
191 cal1.add(Calendar.DAY_OF_YEAR, -1);
192 cal2.setTime(new Date(date));
193 return cal1.get(Calendar.YEAR) == cal2.get(Calendar.YEAR)
194 && cal1.get(Calendar.DAY_OF_YEAR) == cal2
195 .get(Calendar.DAY_OF_YEAR);
196 }
197
198 public static boolean sameDay(long a, long b) {
199 return sameDay(new Date(a), new Date(b));
200 }
201
202 private static boolean sameDay(Date a, Date b) {
203 Calendar cal1 = Calendar.getInstance();
204 Calendar cal2 = Calendar.getInstance();
205 cal1.setTime(a);
206 cal2.setTime(b);
207 return cal1.get(Calendar.YEAR) == cal2.get(Calendar.YEAR)
208 && cal1.get(Calendar.DAY_OF_YEAR) == cal2
209 .get(Calendar.DAY_OF_YEAR);
210 }
211
212 public static String lastseen(Context context, boolean active, long time) {
213 long difference = (System.currentTimeMillis() - time) / 1000;
214 if (active) {
215 return context.getString(R.string.online_right_now);
216 } else if (difference < 60) {
217 return context.getString(R.string.last_seen_now);
218 } else if (difference < 60 * 2) {
219 return context.getString(R.string.last_seen_min);
220 } else if (difference < 60 * 60) {
221 return context.getString(R.string.last_seen_mins, Math.round(difference / 60.0));
222 } else if (difference < 60 * 60 * 2) {
223 return context.getString(R.string.last_seen_hour);
224 } else if (difference < 60 * 60 * 24) {
225 return context.getString(R.string.last_seen_hours,
226 Math.round(difference / (60.0 * 60.0)));
227 } else if (difference < 60 * 60 * 48) {
228 return context.getString(R.string.last_seen_day);
229 } else {
230 return context.getString(R.string.last_seen_days,
231 Math.round(difference / (60.0 * 60.0 * 24.0)));
232 }
233 }
234
235 public static int identiconHash(String name) {
236 try {
237 MessageDigest sha1 = MessageDigest.getInstance("SHA-1");
238 byte[] digest = sha1.digest(name.getBytes(StandardCharsets.UTF_8));
239 return Ints.fromByteArray(digest);
240 } catch (Exception e) {
241 return 0;
242 }
243 }
244
245 public static int getColorForName(String name) {
246 return getColorForName(name, false);
247 }
248
249 public static int getColorForName(String name, boolean safe) {
250 if (Config.XEP_0392) {
251 return XEP0392Helper.rgbFromNick(name);
252 }
253 if (name == null || name.isEmpty()) {
254 return 0xFF202020;
255 }
256 if (safe) {
257 return SAFE_COLORS[(int) (getLongForName(name) % SAFE_COLORS.length)];
258 } else {
259 return COLORS[(int) (getLongForName(name) % COLORS.length)];
260 }
261 }
262
263 private static long getLongForName(String name) {
264 try {
265 final MessageDigest messageDigest = MessageDigest.getInstance("MD5");
266 return Math.abs(new BigInteger(messageDigest.digest(name.getBytes())).longValue());
267 } catch (Exception e) {
268 return 0;
269 }
270 }
271
272 public static Pair<CharSequence, Boolean> getMessagePreview(final XmppConnectionService context, final Message message) {
273 return getMessagePreview(context, message, 0);
274 }
275
276 public static Pair<CharSequence, Boolean> getMessagePreview(final XmppConnectionService context, final Message message, @ColorInt int textColor) {
277 final Transferable d = message.getTransferable();
278 final boolean moderated = message.getModerated() != null;
279 final boolean muted = message.getStatus() == Message.STATUS_RECEIVED && message.getConversation().getMode() == Conversation.MODE_MULTI && context.isMucUserMuted(new MucOptions.User(null, message.getConversation().getJid(), message.getOccupantId(), null, null));
280 if (muted) {
281 return new Pair<>("Muted", false);
282 } else if (d != null && !moderated) {
283 switch (d.getStatus()) {
284 case Transferable.STATUS_CHECKING:
285 return new Pair<>(context.getString(R.string.checking_x,
286 getFileDescriptionString(context, message)), true);
287 case Transferable.STATUS_DOWNLOADING:
288 return new Pair<>(context.getString(R.string.receiving_x_file,
289 getFileDescriptionString(context, message),
290 d.getProgress()), true);
291 case Transferable.STATUS_OFFER:
292 case Transferable.STATUS_OFFER_CHECK_FILESIZE:
293 return new Pair<>(context.getString(R.string.x_file_offered_for_download,
294 getFileDescriptionString(context, message)), true);
295 case Transferable.STATUS_FAILED:
296 return new Pair<>(context.getString(R.string.file_transmission_failed), true);
297 case Transferable.STATUS_CANCELLED:
298 return new Pair<>(context.getString(R.string.file_transmission_cancelled), true);
299 case Transferable.STATUS_UPLOADING:
300 if (message.getStatus() == Message.STATUS_OFFERED) {
301 return new Pair<>(context.getString(R.string.offering_x_file,
302 getFileDescriptionString(context, message)), true);
303 } else {
304 return new Pair<>(context.getString(R.string.sending_x_file,
305 getFileDescriptionString(context, message)), true);
306 }
307 default:
308 return new Pair<>("", false);
309 }
310 } else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
311 return new Pair<>(context.getString(R.string.pgp_message), true);
312 } else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
313 return new Pair<>(context.getString(R.string.decryption_failed), true);
314 } else if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL_NOT_FOR_THIS_DEVICE) {
315 return new Pair<>(context.getString(R.string.not_encrypted_for_this_device), true);
316 } else if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL_FAILED) {
317 return new Pair<>(context.getString(R.string.omemo_decryption_failed), true);
318 } else if (message.isFileOrImage() && !moderated) {
319 return new Pair<>(getFileDescriptionString(context, message), true);
320 } else if (message.getType() == Message.TYPE_RTP_SESSION) {
321 RtpSessionStatus rtpSessionStatus = RtpSessionStatus.of(message.getBody());
322 final boolean received = message.getStatus() == Message.STATUS_RECEIVED;
323 if (!rtpSessionStatus.successful && received) {
324 return new Pair<>(context.getString(R.string.missed_call), true);
325 } else {
326 return new Pair<>(context.getString(received ? R.string.incoming_call : R.string.outgoing_call), true);
327 }
328 } else {
329 final String body = MessageUtils.filterLtrRtl(message.getBody());
330 if (body.startsWith(Message.ME_COMMAND)) {
331 return new Pair<>(body.replaceAll("^" + Message.ME_COMMAND,
332 UIHelper.getMessageDisplayName(message) + " "), false);
333 } else if (message.isGeoUri()) {
334 return new Pair<>(context.getString(R.string.location), true);
335 } else if (!moderated && (message.treatAsDownloadable() || MessageUtils.unInitiatedButKnownSize(message))) {
336 return new Pair<>(context.getString(R.string.x_file_offered_for_download,
337 getFileDescriptionString(context, message)), true);
338 } else {
339 Drawable fallbackImg = ResourcesCompat.getDrawable(context.getResources(), R.drawable.ic_attach_photo, null);
340 fallbackImg.setBounds(0, 0, fallbackImg.getIntrinsicWidth(), fallbackImg.getIntrinsicHeight());
341 SpannableStringBuilder styledBody = message.getSpannableBody(null, fallbackImg);
342 if (textColor != 0) {
343 StylingHelper.format(styledBody, 0, styledBody.length() - 1, textColor);
344 }
345 MyLinkify.addLinks(styledBody, message.getConversation().getAccount(), message.getConversation().getJid());
346 SpannableStringBuilder builder = new SpannableStringBuilder();
347 for (CharSequence l : CharSequenceUtils.split(styledBody, '\n')) {
348 if (l.length() > 0) {
349 if (l.toString().equals("```")) {
350 continue;
351 }
352 char first = l.charAt(0);
353 if ((!QuoteHelper.isPositionQuoteStart(l, 0))) {
354 CharSequence line = CharSequenceUtils.trim(l);
355 if (line.length() == 0) {
356 continue;
357 }
358 char last = line.charAt(line.length() - 1);
359 if (builder.length() != 0) {
360 builder.append(' ');
361 }
362 builder.append(line);
363 if (!PUNCTIONATION.contains(last)) {
364 break;
365 }
366 }
367 }
368 }
369 if (builder.length() == 0) {
370 builder.append(body.trim());
371 }
372 return new Pair<>(builder, false);
373 }
374 }
375 }
376
377 public static boolean isLastLineQuote(String body) {
378 if (body.endsWith("\n")) {
379 return false;
380 }
381 String[] lines = body.split("\n");
382 if (lines.length == 0) {
383 return false;
384 }
385 String line = lines[lines.length - 1];
386 if (line.isEmpty()) {
387 return false;
388 }
389 char first = line.charAt(0);
390 return first == '>' && isPositionFollowedByQuoteableCharacter(line, 0) || first == '\u00bb';
391 }
392
393 public static CharSequence shorten(CharSequence input) {
394 return input.length() > 256 ? StylingHelper.subSequence(input, 0, 256) : input;
395 }
396
397 public static boolean isPositionPrecededByBodyStart(CharSequence body, int pos){
398 // true if not a single linebreak before current position
399 for (int i = pos - 1; i >= 0; i--){
400 if (body.charAt(i) != ' '){
401 return false;
402 }
403 }
404 return true;
405 }
406
407 public static boolean isPositionPrecededByLineStart(CharSequence body, int pos){
408 if (isPositionPrecededByBodyStart(body, pos)){
409 return true;
410 }
411 return body.charAt(pos - 1) == '\n';
412 }
413
414 public static boolean isPositionFollowedByQuoteableCharacter(CharSequence body, int pos) {
415 return !isPositionFollowedByNumber(body, pos)
416 && !isPositionFollowedByEmoticon(body, pos)
417 && !isPositionFollowedByEquals(body, pos);
418 }
419
420 private static boolean isPositionFollowedByNumber(CharSequence body, int pos) {
421 boolean previousWasNumber = false;
422 for (int i = pos + 1; i < body.length(); i++) {
423 char c = body.charAt(i);
424 if (Character.isDigit(body.charAt(i))) {
425 previousWasNumber = true;
426 } else if (previousWasNumber && (c == '.' || c == ',')) {
427 previousWasNumber = false;
428 } else {
429 return (Character.isWhitespace(c) || c == '%' || c == '+') && previousWasNumber;
430 }
431 }
432 return previousWasNumber;
433 }
434
435 private static boolean isPositionFollowedByEquals(CharSequence body, int pos) {
436 return body.length() > pos + 1 && body.charAt(pos + 1) == '=';
437 }
438
439 private static boolean isPositionFollowedByEmoticon(CharSequence body, int pos) {
440 if (body.length() <= pos + 1) {
441 return false;
442 } else {
443 final char first = body.charAt(pos + 1);
444 return first == ';'
445 || first == ':'
446 || first == '.' // do not quote >.< (but >>.<)
447 || closingBeforeWhitespace(body, pos + 1);
448 }
449 }
450
451 private static boolean closingBeforeWhitespace(CharSequence body, int pos) {
452 for (int i = pos; i < body.length(); ++i) {
453 final char c = body.charAt(i);
454 if (Character.isWhitespace(c)) {
455 return false;
456 } else if (QuoteHelper.isPositionQuoteCharacter(body, pos) || QuoteHelper.isPositionQuoteEndCharacter(body, pos)) {
457 return body.length() == i + 1 || Character.isWhitespace(body.charAt(i + 1));
458 }
459 }
460 return false;
461 }
462
463 public static String getDisplayName(MucOptions.User user) {
464 Contact contact = user.getContact();
465 if (contact != null) {
466 return contact.getDisplayName();
467 } else {
468 final String name = user.getNick();
469 if (name != null) {
470 return name;
471 }
472 final Jid realJid = user.getRealJid();
473 if (realJid != null) {
474 return JidHelper.localPartOrFallback(realJid);
475 }
476 return null;
477 }
478 }
479
480 public static String concatNames(List<MucOptions.User> users) {
481 return concatNames(users, users.size());
482 }
483
484 public static String concatNames(List<MucOptions.User> users, int max) {
485 StringBuilder builder = new StringBuilder();
486 final boolean shortNames = users.size() >= 3;
487 for (int i = 0; i < Math.min(users.size(), max); ++i) {
488 if (builder.length() != 0) {
489 builder.append(", ");
490 }
491 final String name = UIHelper.getDisplayName(users.get(i));
492 if (name != null) {
493 builder.append(shortNames ? name.split("\\s+")[0] : name);
494 }
495 }
496 return builder.toString();
497 }
498
499 public static String getFileDescriptionString(final Context context, final Message message) {
500 final String mime = message.getMimeType();
501 if (Strings.isNullOrEmpty(mime)) {
502 return context.getString(R.string.file);
503 } else if (MimeUtils.AMBIGUOUS_CONTAINER_FORMATS.contains(mime)) {
504 return context.getString(R.string.multimedia_file);
505 } else if (mime.equals("audio/x-m4b")) {
506 return context.getString(R.string.audiobook);
507 } else if (mime.startsWith("audio/")) {
508 return context.getString(R.string.audio);
509 } else if (mime.startsWith("video/")) {
510 return context.getString(R.string.video);
511 } else if (mime.equals("image/gif")) {
512 return context.getString(R.string.gif);
513 } else if (mime.equals("image/svg+xml")) {
514 return context.getString(R.string.vector_graphic);
515 } else if (mime.startsWith("image/") || message.getType() == Message.TYPE_IMAGE) {
516 return context.getString(R.string.image);
517 } else if (mime.contains("pdf")) {
518 return context.getString(R.string.pdf_document);
519 } else if (mime.equals("application/vnd.android.package-archive")) {
520 return context.getString(R.string.apk);
521 } else if (mime.equals(ExportBackupService.MIME_TYPE)) {
522 return context.getString(R.string.conversations_backup);
523 } else if (mime.contains("vcard")) {
524 return context.getString(R.string.vcard);
525 } else if (mime.equals("text/x-vcalendar") || mime.equals("text/calendar")) {
526 return context.getString(R.string.event);
527 } else if (mime.equals("application/epub+zip") || mime.equals("application/vnd.amazon.mobi8-ebook")) {
528 return context.getString(R.string.ebook);
529 } else if (mime.equals("application/gpx+xml")) {
530 return context.getString(R.string.gpx_track);
531 } else if (mime.equals("text/plain")) {
532 return context.getString(R.string.plain_text_document);
533 } else {
534 return mime;
535 }
536 }
537
538 public static String getMessageDisplayName(final Message message) {
539 if (message.getModerated() != null) return "moderated";
540
541 final Conversational conversation = message.getConversation();
542 if (message.getStatus() == Message.STATUS_RECEIVED) {
543 final Contact contact = message.getContact();
544 if (conversation.getMode() == Conversation.MODE_MULTI) {
545 if (contact != null) {
546 return contact.getDisplayName();
547 } else {
548 if (conversation instanceof Conversation) {
549 final MucOptions.User user = ((Conversation) conversation).getMucOptions().findUserByFullJid(message.getCounterpart());
550 if (user != null) {
551 final String dname = getDisplayName(user);
552 if (dname != null) return dname;
553 }
554 }
555 return getDisplayedMucCounterpart(message.getCounterpart());
556 }
557 } else {
558 return contact != null ? contact.getDisplayName() : "";
559 }
560 } else {
561 if (conversation instanceof Conversation && conversation.getMode() == Conversation.MODE_MULTI) {
562 return ((Conversation) conversation).getMucOptions().getSelf().getNick();
563 } else {
564 final Account account = conversation.getAccount();
565 final Jid jid = account.getJid();
566 final String displayName = account.getDisplayName();
567 if (Strings.isNullOrEmpty(displayName)) {
568 return jid.getLocal() != null ? jid.getLocal() : jid.getDomain().toString();
569 } else {
570 return displayName;
571 }
572
573 }
574 }
575 }
576
577 public static String getMessageHint(Context context, Conversation conversation) {
578 switch (conversation.getNextEncryption()) {
579 case Message.ENCRYPTION_NONE:
580 if (Config.multipleEncryptionChoices()) {
581 return context.getString(R.string.send_message);
582 } else {
583 return context.getString(R.string.send_message_to_x, conversation.getName());
584 }
585 case Message.ENCRYPTION_AXOLOTL:
586 AxolotlService axolotlService = conversation.getAccount().getAxolotlService();
587 if (axolotlService != null && axolotlService.trustedSessionVerified(conversation)) {
588 return context.getString(R.string.send_omemo_x509_message);
589 } else {
590 return context.getString(R.string.send_omemo_message);
591 }
592 case Message.ENCRYPTION_PGP:
593 return context.getString(R.string.send_pgp_message);
594 default:
595 return "";
596 }
597 }
598
599 public static String getDisplayedMucCounterpart(final Jid counterpart) {
600 if (counterpart == null) {
601 return "";
602 } else if (!counterpart.isBareJid()) {
603 return counterpart.getResource().trim();
604 } else {
605 return counterpart.toString().trim();
606 }
607 }
608
609 public static boolean receivedLocationQuestion(final Message message) {
610 if (message == null
611 || message.getStatus() != Message.STATUS_RECEIVED
612 || message.getType() != Message.TYPE_TEXT) {
613 return false;
614 }
615 final String body = Strings.nullToEmpty(message.getBody())
616 .trim()
617 .toLowerCase(Locale.getDefault())
618 .replace("?", "").replace("¿", "");
619 return LOCATION_QUESTIONS.contains(body);
620 }
621
622 public static ListItem.Tag getTagForStatus(Context context, Presence.Status status) {
623 switch (status) {
624 case CHAT:
625 return new ListItem.Tag(context.getString(R.string.presence_chat), 0xff4ab04a);
626 case AWAY:
627 return new ListItem.Tag(context.getString(R.string.presence_away), 0xfff69c44);
628 case XA:
629 return new ListItem.Tag(context.getString(R.string.presence_xa), 0xffe7524a);
630 case DND:
631 return new ListItem.Tag(context.getString(R.string.presence_dnd), 0xffe7524a);
632 default:
633 return new ListItem.Tag(context.getString(R.string.presence_online), 0xff4ab04a);
634 }
635 }
636
637 public static String filesizeToString(long size) {
638 if (size > (1.5 * 1024 * 1024)) {
639 return Math.round(size * 1f / (1024 * 1024)) + " MiB";
640 } else if (size >= 1024) {
641 return Math.round(size * 1f / 1024) + " KiB";
642 } else {
643 return size + " B";
644 }
645 }
646}