1package eu.siacs.conversations.utils;
2
3import android.content.Context;
4import android.text.format.DateFormat;
5import android.text.format.DateUtils;
6import android.util.Pair;
7
8import java.util.ArrayList;
9import java.util.Arrays;
10import java.util.Calendar;
11import java.util.Date;
12import java.util.List;
13import java.util.Locale;
14
15import eu.siacs.conversations.Config;
16import eu.siacs.conversations.R;
17import eu.siacs.conversations.crypto.axolotl.AxolotlService;
18import eu.siacs.conversations.entities.Contact;
19import eu.siacs.conversations.entities.Conversation;
20import eu.siacs.conversations.entities.ListItem;
21import eu.siacs.conversations.entities.Message;
22import eu.siacs.conversations.entities.Presence;
23import eu.siacs.conversations.entities.Transferable;
24import eu.siacs.conversations.ui.XmppActivity;
25import eu.siacs.conversations.xmpp.jid.Jid;
26
27public class UIHelper {
28
29 private static String BLACK_HEART_SUIT = "\u2665";
30 private static String HEAVY_BLACK_HEART_SUIT = "\u2764";
31 private static String WHITE_HEART_SUIT = "\u2661";
32
33 public static final List<String> HEARTS = Arrays.asList(BLACK_HEART_SUIT,HEAVY_BLACK_HEART_SUIT,WHITE_HEART_SUIT);
34
35 private static final List<String> LOCATION_QUESTIONS = Arrays.asList(
36 "where are you", //en
37 "where are you now", //en
38 "where are you right now", //en
39 "whats your 20", //en
40 "what is your 20", //en
41 "what's your 20", //en
42 "whats your twenty", //en
43 "what is your twenty", //en
44 "what's your twenty", //en
45 "wo bist du", //de
46 "wo bist du jetzt", //de
47 "wo bist du gerade", //de
48 "wo seid ihr", //de
49 "wo seid ihr jetzt", //de
50 "wo seid ihr gerade", //de
51 "dónde estás", //es
52 "donde estas" //es
53 );
54
55 private static final List<Character> PUNCTIONATION = Arrays.asList('.',',','?','!',';',':');
56
57 private static final int SHORT_DATE_FLAGS = DateUtils.FORMAT_SHOW_DATE
58 | DateUtils.FORMAT_NO_YEAR | DateUtils.FORMAT_ABBREV_ALL;
59 private static final int FULL_DATE_FLAGS = DateUtils.FORMAT_SHOW_TIME
60 | DateUtils.FORMAT_ABBREV_ALL | DateUtils.FORMAT_SHOW_DATE;
61
62 public static String readableTimeDifference(Context context, long time) {
63 return readableTimeDifference(context, time, false);
64 }
65
66 public static String readableTimeDifferenceFull(Context context, long time) {
67 return readableTimeDifference(context, time, true);
68 }
69
70 private static String readableTimeDifference(Context context, long time,
71 boolean fullDate) {
72 if (time == 0) {
73 return context.getString(R.string.just_now);
74 }
75 Date date = new Date(time);
76 long difference = (System.currentTimeMillis() - time) / 1000;
77 if (difference < 60) {
78 return context.getString(R.string.just_now);
79 } else if (difference < 60 * 2) {
80 return context.getString(R.string.minute_ago);
81 } else if (difference < 60 * 15) {
82 return context.getString(R.string.minutes_ago,Math.round(difference / 60.0));
83 } else if (today(date)) {
84 java.text.DateFormat df = DateFormat.getTimeFormat(context);
85 return df.format(date);
86 } else {
87 if (fullDate) {
88 return DateUtils.formatDateTime(context, date.getTime(),
89 FULL_DATE_FLAGS);
90 } else {
91 return DateUtils.formatDateTime(context, date.getTime(),
92 SHORT_DATE_FLAGS);
93 }
94 }
95 }
96
97 private static boolean today(Date date) {
98 return sameDay(date,new Date(System.currentTimeMillis()));
99 }
100
101 private static boolean sameDay(Date a, Date b) {
102 Calendar cal1 = Calendar.getInstance();
103 Calendar cal2 = Calendar.getInstance();
104 cal1.setTime(a);
105 cal2.setTime(b);
106 return cal1.get(Calendar.YEAR) == cal2.get(Calendar.YEAR)
107 && cal1.get(Calendar.DAY_OF_YEAR) == cal2
108 .get(Calendar.DAY_OF_YEAR);
109 }
110
111 public static String lastseen(Context context, boolean active, long time) {
112 long difference = (System.currentTimeMillis() - time) / 1000;
113 active = active && difference <= 300;
114 if (active || difference < 60) {
115 return context.getString(R.string.last_seen_now);
116 } else if (difference < 60 * 2) {
117 return context.getString(R.string.last_seen_min);
118 } else if (difference < 60 * 60) {
119 return context.getString(R.string.last_seen_mins,
120 Math.round(difference / 60.0));
121 } else if (difference < 60 * 60 * 2) {
122 return context.getString(R.string.last_seen_hour);
123 } else if (difference < 60 * 60 * 24) {
124 return context.getString(R.string.last_seen_hours,
125 Math.round(difference / (60.0 * 60.0)));
126 } else if (difference < 60 * 60 * 48) {
127 return context.getString(R.string.last_seen_day);
128 } else {
129 return context.getString(R.string.last_seen_days,
130 Math.round(difference / (60.0 * 60.0 * 24.0)));
131 }
132 }
133
134 public static int getColorForName(String name) {
135 if (name == null || name.isEmpty()) {
136 return 0xFF202020;
137 }
138 int colors[] = {0xFFe91e63, 0xFF9c27b0, 0xFF673ab7, 0xFF3f51b5,
139 0xFF5677fc, 0xFF03a9f4, 0xFF00bcd4, 0xFF009688, 0xFFff5722,
140 0xFF795548, 0xFF607d8b};
141 return colors[(int) ((name.hashCode() & 0xffffffffl) % colors.length)];
142 }
143
144 public static Pair<String,Boolean> getMessagePreview(final Context context, final Message message) {
145 final Transferable d = message.getTransferable();
146 if (d != null ) {
147 switch (d.getStatus()) {
148 case Transferable.STATUS_CHECKING:
149 return new Pair<>(context.getString(R.string.checking_x,
150 getFileDescriptionString(context,message)),true);
151 case Transferable.STATUS_DOWNLOADING:
152 return new Pair<>(context.getString(R.string.receiving_x_file,
153 getFileDescriptionString(context,message),
154 d.getProgress()),true);
155 case Transferable.STATUS_OFFER:
156 case Transferable.STATUS_OFFER_CHECK_FILESIZE:
157 return new Pair<>(context.getString(R.string.x_file_offered_for_download,
158 getFileDescriptionString(context,message)),true);
159 case Transferable.STATUS_DELETED:
160 return new Pair<>(context.getString(R.string.file_deleted),true);
161 case Transferable.STATUS_FAILED:
162 return new Pair<>(context.getString(R.string.file_transmission_failed),true);
163 case Transferable.STATUS_UPLOADING:
164 if (message.getStatus() == Message.STATUS_OFFERED) {
165 return new Pair<>(context.getString(R.string.offering_x_file,
166 getFileDescriptionString(context, message)), true);
167 } else {
168 return new Pair<>(context.getString(R.string.sending_x_file,
169 getFileDescriptionString(context, message)), true);
170 }
171 default:
172 return new Pair<>("",false);
173 }
174 } else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
175 return new Pair<>(context.getString(R.string.pgp_message),true);
176 } else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
177 return new Pair<>(context.getString(R.string.decryption_failed), true);
178 } else if (message.getType() == Message.TYPE_FILE || message.getType() == Message.TYPE_IMAGE) {
179 if (message.getStatus() == Message.STATUS_RECEIVED) {
180 return new Pair<>(context.getString(R.string.received_x_file,
181 getFileDescriptionString(context, message)), true);
182 } else {
183 return new Pair<>(getFileDescriptionString(context,message),true);
184 }
185 } else {
186 final String body = message.getBody();
187 if (body.startsWith(Message.ME_COMMAND)) {
188 return new Pair<>(body.replaceAll("^" + Message.ME_COMMAND,
189 UIHelper.getMessageDisplayName(message) + " "), false);
190 } else if (GeoHelper.isGeoUri(message.getBody())) {
191 if (message.getStatus() == Message.STATUS_RECEIVED) {
192 return new Pair<>(context.getString(R.string.received_location), true);
193 } else {
194 return new Pair<>(context.getString(R.string.location), true);
195 }
196 } else if (message.treatAsDownloadable() == Message.Decision.MUST) {
197 return new Pair<>(context.getString(R.string.x_file_offered_for_download,
198 getFileDescriptionString(context,message)),true);
199 } else {
200 String[] lines = body.split("\n");
201 StringBuilder builder = new StringBuilder();
202 for(String l : lines) {
203 if (l.length() > 0) {
204 char first = l.charAt(0);
205 if (first != '>' && first != '\u00bb') {
206 String line = l.trim();
207 if (line.isEmpty()) {
208 continue;
209 }
210 char last = line.charAt(line.length()-1);
211 if (builder.length() != 0) {
212 builder.append(' ');
213 }
214 builder.append(line);
215 if (!PUNCTIONATION.contains(last)) {
216 break;
217 }
218 }
219 }
220 }
221 if (builder.length() == 0) {
222 builder.append(body.trim());
223 }
224 return new Pair<>(builder.length() > 256 ? builder.substring(0,256) : builder.toString(), false);
225 }
226 }
227 }
228
229 public static String getFileDescriptionString(final Context context, final Message message) {
230 if (message.getType() == Message.TYPE_IMAGE) {
231 return context.getString(R.string.image);
232 }
233 final String mime = message.getMimeType();
234 if (mime == null) {
235 return context.getString(R.string.file);
236 } else if (mime.startsWith("audio/")) {
237 return context.getString(R.string.audio);
238 } else if(mime.startsWith("video/")) {
239 return context.getString(R.string.video);
240 } else if (mime.startsWith("image/")) {
241 return context.getString(R.string.image);
242 } else if (mime.contains("pdf")) {
243 return context.getString(R.string.pdf_document) ;
244 } else if (mime.contains("application/vnd.android.package-archive")) {
245 return context.getString(R.string.apk) ;
246 } else if (mime.contains("vcard")) {
247 return context.getString(R.string.vcard) ;
248 } else {
249 return mime;
250 }
251 }
252
253 public static String getMessageDisplayName(final Message message) {
254 final Conversation conversation = message.getConversation();
255 if (message.getStatus() == Message.STATUS_RECEIVED) {
256 final Contact contact = message.getContact();
257 if (conversation.getMode() == Conversation.MODE_MULTI) {
258 if (contact != null) {
259 return contact.getDisplayName();
260 } else {
261 return getDisplayedMucCounterpart(message.getCounterpart());
262 }
263 } else {
264 return contact != null ? contact.getDisplayName() : "";
265 }
266 } else {
267 if (conversation.getMode() == Conversation.MODE_MULTI) {
268 return conversation.getMucOptions().getSelf().getName();
269 } else {
270 final Jid jid = conversation.getAccount().getJid();
271 return jid.hasLocalpart() ? jid.getLocalpart() : jid.toDomainJid().toString();
272 }
273 }
274 }
275
276 public static String getMessageHint(Context context, Conversation conversation) {
277 switch (conversation.getNextEncryption()) {
278 case Message.ENCRYPTION_NONE:
279 if (Config.multipleEncryptionChoices()) {
280 return context.getString(R.string.send_unencrypted_message);
281 } else {
282 return context.getString(R.string.send_message_to_x,conversation.getName());
283 }
284 case Message.ENCRYPTION_OTR:
285 return context.getString(R.string.send_otr_message);
286 case Message.ENCRYPTION_AXOLOTL:
287 AxolotlService axolotlService = conversation.getAccount().getAxolotlService();
288 if (axolotlService != null && axolotlService.trustedSessionVerified(conversation)) {
289 return context.getString(R.string.send_omemo_x509_message);
290 } else {
291 return context.getString(R.string.send_omemo_message);
292 }
293 case Message.ENCRYPTION_PGP:
294 return context.getString(R.string.send_pgp_message);
295 default:
296 return "";
297 }
298 }
299
300 public static String getDisplayedMucCounterpart(final Jid counterpart) {
301 if (counterpart==null) {
302 return "";
303 } else if (!counterpart.isBareJid()) {
304 return counterpart.getResourcepart().trim();
305 } else {
306 return counterpart.toString().trim();
307 }
308 }
309
310 public static boolean receivedLocationQuestion(Message message) {
311 if (message == null
312 || message.getStatus() != Message.STATUS_RECEIVED
313 || message.getType() != Message.TYPE_TEXT) {
314 return false;
315 }
316 String body = message.getBody() == null ? null : message.getBody().trim().toLowerCase(Locale.getDefault());
317 body = body.replace("?","").replace("¿","");
318 return LOCATION_QUESTIONS.contains(body);
319 }
320
321 public static ListItem.Tag getTagForStatus(Context context, Presence.Status status) {
322 switch (status) {
323 case CHAT:
324 return new ListItem.Tag(context.getString(R.string.presence_chat), 0xff259b24);
325 case AWAY:
326 return new ListItem.Tag(context.getString(R.string.presence_away), 0xffff9800);
327 case XA:
328 return new ListItem.Tag(context.getString(R.string.presence_xa), 0xfff44336);
329 case DND:
330 return new ListItem.Tag(context.getString(R.string.presence_dnd), 0xfff44336);
331 default:
332 return new ListItem.Tag(context.getString(R.string.presence_online), 0xff259b24);
333 }
334 }
335
336 public static String tranlasteType(Context context, String type) {
337 switch (type.toLowerCase()) {
338 case "pc":
339 return context.getString(R.string.type_pc);
340 case "phone":
341 return context.getString(R.string.type_phone);
342 case "tablet":
343 return context.getString(R.string.type_tablet);
344 case "web":
345 return context.getString(R.string.type_web);
346 case "console":
347 return context.getString(R.string.type_console);
348 default:
349 return type;
350 }
351 }
352}