package eu.siacs.conversations.utils; import android.content.Context; import android.text.format.DateFormat; import android.text.format.DateUtils; import android.util.Pair; import android.widget.PopupMenu; import java.lang.reflect.Field; import java.lang.reflect.Method; import java.math.BigInteger; import java.nio.ByteBuffer; import java.security.MessageDigest; import java.util.Arrays; import java.util.Calendar; import java.util.Date; import java.util.List; import java.util.Locale; import eu.siacs.conversations.Config; import eu.siacs.conversations.R; import eu.siacs.conversations.crypto.axolotl.AxolotlService; import eu.siacs.conversations.entities.Contact; import eu.siacs.conversations.entities.Conversation; import eu.siacs.conversations.entities.ListItem; import eu.siacs.conversations.entities.Message; import eu.siacs.conversations.entities.MucOptions; import eu.siacs.conversations.entities.Presence; import eu.siacs.conversations.entities.Transferable; import eu.siacs.conversations.xmpp.jid.Jid; public class UIHelper { private static int COLORS[] = { 0xFFE91E63, //pink 500 0xFFAD1457, //pink 800 0xFF9C27B0, //purple 500 0xFF6A1B9A, //purple 800 0xFF673AB7, //deep purple 500, 0xFF4527A0, //deep purple 800, 0xFF3F51B5, //indigo 500, 0xFF283593, //indigo 800 0xFF2196F3, //blue 500 0xFF1565C0, //blue 800 0xFF03A9F4, //light blue 500 0xFF0277BD, //light blue 800 0xFF00BCD4, //cyan 500 0xFF00838F, //cyan 800 0xFF009688, //teal 500, 0xFF00695C, //teal 800, //0xFF558B2F, //light green 800 0xFFC0CA33, //lime 600 0xFF9E9D24, //lime 800 0xFFEF6C00, //orange 800 0xFFD84315, //deep orange 800, 0xFF795548, //brown 500, //0xFF4E342E, //brown 800 0xFF607D8B, //blue grey 500, 0xFF37474F //blue grey 800 }; private static final List LOCATION_QUESTIONS = Arrays.asList( "where are you", //en "where are you now", //en "where are you right now", //en "whats your 20", //en "what is your 20", //en "what's your 20", //en "whats your twenty", //en "what is your twenty", //en "what's your twenty", //en "wo bist du", //de "wo bist du jetzt", //de "wo bist du gerade", //de "wo seid ihr", //de "wo seid ihr jetzt", //de "wo seid ihr gerade", //de "dónde estás", //es "donde estas" //es ); private static final List PUNCTIONATION = Arrays.asList('.',',','?','!',';',':'); private static final int SHORT_DATE_FLAGS = DateUtils.FORMAT_SHOW_DATE | DateUtils.FORMAT_NO_YEAR | DateUtils.FORMAT_ABBREV_ALL; private static final int FULL_DATE_FLAGS = DateUtils.FORMAT_SHOW_TIME | DateUtils.FORMAT_ABBREV_ALL | DateUtils.FORMAT_SHOW_DATE; public static String readableTimeDifference(Context context, long time) { return readableTimeDifference(context, time, false); } public static String readableTimeDifferenceFull(Context context, long time) { return readableTimeDifference(context, time, true); } private static String readableTimeDifference(Context context, long time, boolean fullDate) { if (time == 0) { return context.getString(R.string.just_now); } Date date = new Date(time); long difference = (System.currentTimeMillis() - time) / 1000; if (difference < 60) { return context.getString(R.string.just_now); } else if (difference < 60 * 2) { return context.getString(R.string.minute_ago); } else if (difference < 60 * 15) { return context.getString(R.string.minutes_ago,Math.round(difference / 60.0)); } else if (today(date)) { java.text.DateFormat df = DateFormat.getTimeFormat(context); return df.format(date); } else { if (fullDate) { return DateUtils.formatDateTime(context, date.getTime(), FULL_DATE_FLAGS); } else { return DateUtils.formatDateTime(context, date.getTime(), SHORT_DATE_FLAGS); } } } private static boolean today(Date date) { return sameDay(date,new Date(System.currentTimeMillis())); } public static boolean today(long date) { return sameDay(date,System.currentTimeMillis()); } public static boolean yesterday(long date) { Calendar cal1 = Calendar.getInstance(); Calendar cal2 = Calendar.getInstance(); cal1.add(Calendar.DAY_OF_YEAR,-1); cal2.setTime(new Date(date)); return cal1.get(Calendar.YEAR) == cal2.get(Calendar.YEAR) && cal1.get(Calendar.DAY_OF_YEAR) == cal2 .get(Calendar.DAY_OF_YEAR); } public static boolean sameDay(long a, long b) { return sameDay(new Date(a),new Date(b)); } private static boolean sameDay(Date a, Date b) { Calendar cal1 = Calendar.getInstance(); Calendar cal2 = Calendar.getInstance(); cal1.setTime(a); cal2.setTime(b); return cal1.get(Calendar.YEAR) == cal2.get(Calendar.YEAR) && cal1.get(Calendar.DAY_OF_YEAR) == cal2 .get(Calendar.DAY_OF_YEAR); } public static String lastseen(Context context, boolean active, long time) { long difference = (System.currentTimeMillis() - time) / 1000; if (active) { return context.getString(R.string.online_right_now); } else if (difference < 60) { return context.getString(R.string.last_seen_now); } else if (difference < 60 * 2) { return context.getString(R.string.last_seen_min); } else if (difference < 60 * 60) { return context.getString(R.string.last_seen_mins, Math.round(difference / 60.0)); } else if (difference < 60 * 60 * 2) { return context.getString(R.string.last_seen_hour); } else if (difference < 60 * 60 * 24) { return context.getString(R.string.last_seen_hours, Math.round(difference / (60.0 * 60.0))); } else if (difference < 60 * 60 * 48) { return context.getString(R.string.last_seen_day); } else { return context.getString(R.string.last_seen_days, Math.round(difference / (60.0 * 60.0 * 24.0))); } } public static int getColorForName(String name) { if (name == null || name.isEmpty()) { return 0xFF202020; } return COLORS[getIntForName(name) % COLORS.length]; } private static int getIntForName(String name) { try { final MessageDigest messageDigest = MessageDigest.getInstance("MD5"); messageDigest.update(name.getBytes()); byte[] bytes = messageDigest.digest(); return Math.abs(new BigInteger(bytes).intValue()); } catch (Exception e) { return 0; } } public static Pair getMessagePreview(final Context context, final Message message) { final Transferable d = message.getTransferable(); if (d != null ) { switch (d.getStatus()) { case Transferable.STATUS_CHECKING: return new Pair<>(context.getString(R.string.checking_x, getFileDescriptionString(context,message)),true); case Transferable.STATUS_DOWNLOADING: return new Pair<>(context.getString(R.string.receiving_x_file, getFileDescriptionString(context,message), d.getProgress()),true); case Transferable.STATUS_OFFER: case Transferable.STATUS_OFFER_CHECK_FILESIZE: return new Pair<>(context.getString(R.string.x_file_offered_for_download, getFileDescriptionString(context,message)),true); case Transferable.STATUS_DELETED: return new Pair<>(context.getString(R.string.file_deleted),true); case Transferable.STATUS_FAILED: return new Pair<>(context.getString(R.string.file_transmission_failed),true); case Transferable.STATUS_UPLOADING: if (message.getStatus() == Message.STATUS_OFFERED) { return new Pair<>(context.getString(R.string.offering_x_file, getFileDescriptionString(context, message)), true); } else { return new Pair<>(context.getString(R.string.sending_x_file, getFileDescriptionString(context, message)), true); } default: return new Pair<>("",false); } } else if (message.getEncryption() == Message.ENCRYPTION_PGP) { return new Pair<>(context.getString(R.string.pgp_message),true); } else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) { return new Pair<>(context.getString(R.string.decryption_failed), true); } else if (message.getType() == Message.TYPE_FILE || message.getType() == Message.TYPE_IMAGE) { if (message.getStatus() == Message.STATUS_RECEIVED) { return new Pair<>(context.getString(R.string.received_x_file, getFileDescriptionString(context, message)), true); } else { return new Pair<>(getFileDescriptionString(context,message),true); } } else { final String body = message.getBody(); if (body.startsWith(Message.ME_COMMAND)) { return new Pair<>(body.replaceAll("^" + Message.ME_COMMAND, UIHelper.getMessageDisplayName(message) + " "), false); } else if (message.isGeoUri()) { if (message.getStatus() == Message.STATUS_RECEIVED) { return new Pair<>(context.getString(R.string.received_location), true); } else { return new Pair<>(context.getString(R.string.location), true); } } else if (message.treatAsDownloadable()) { return new Pair<>(context.getString(R.string.x_file_offered_for_download, getFileDescriptionString(context,message)),true); } else { String[] lines = body.split("\n"); StringBuilder builder = new StringBuilder(); for(String l : lines) { if (l.length() > 0) { char first = l.charAt(0); if ((first != '>' || !isPositionFollowedByQuoteableCharacter(l,0)) && first != '\u00bb') { String line = l.trim(); if (line.isEmpty()) { continue; } char last = line.charAt(line.length()-1); if (builder.length() != 0) { builder.append(' '); } builder.append(line); if (!PUNCTIONATION.contains(last)) { break; } } } } if (builder.length() == 0) { builder.append(body.trim()); } return new Pair<>(builder.length() > 256 ? builder.substring(0,256) : builder.toString(), false); } } } public static boolean isPositionFollowedByQuoteableCharacter(CharSequence body, int pos) { return !isPositionFollowedByNumber(body, pos) && !isPositionFollowedByEmoticon(body,pos) && !isPositionFollowedByEquals(body,pos); } private static boolean isPositionFollowedByNumber(CharSequence body, int pos) { boolean previousWasNumber = false; for (int i = pos +1; i < body.length(); i++) { char c = body.charAt(i); if (Character.isDigit(body.charAt(i))) { previousWasNumber = true; } else if (previousWasNumber && (c == '.' || c == ',')) { previousWasNumber = false; } else { return (Character.isWhitespace(c) || c == '%' || c == '+') && previousWasNumber; } } return previousWasNumber; } private static boolean isPositionFollowedByEquals(CharSequence body, int pos) { return body.length() > pos + 1 && body.charAt(pos+1) == '='; } private static boolean isPositionFollowedByEmoticon(CharSequence body, int pos) { if (body.length() <= pos +1) { return false; } else { final char first = body.charAt(pos +1); return first == ';' || first == ':' || smallerThanBeforeWhitespace(body,pos+1); } } private static boolean smallerThanBeforeWhitespace(CharSequence body, int pos) { for(int i = pos; i < body.length(); ++i) { final char c = body.charAt(i); if (Character.isWhitespace(c)) { return false; } else if (c == '<') { return body.length() == i + 1 || Character.isWhitespace(body.charAt(i + 1)); } } return false; } public static boolean isPositionFollowedByQuote(CharSequence body, int pos) { if (body.length() <= pos + 1 || Character.isWhitespace(body.charAt(pos+1))) { return false; } boolean previousWasWhitespace = false; for (int i = pos +1; i < body.length(); i++) { char c = body.charAt(i); if (c == '\n' || c == '»') { return false; } else if (c == '«' && !previousWasWhitespace) { return true; } else { previousWasWhitespace = Character.isWhitespace(c); } } return false; } public static String getDisplayName(MucOptions.User user) { Contact contact = user.getContact(); if (contact != null) { return contact.getDisplayName(); } else { final String name = user.getName(); if (name != null) { return name; } final Jid realJid = user.getRealJid(); if (realJid != null) { return JidHelper.localPartOrFallback(realJid); } return null; } } public static String concatNames(List users) { return concatNames(users,users.size()); } public static String concatNames(List users, int max) { StringBuilder builder = new StringBuilder(); final boolean shortNames = users.size() >= 3; for(int i = 0; i < Math.max(users.size(),max); ++i) { if (builder.length() != 0) { builder.append(", "); } final String name = UIHelper.getDisplayName(users.get(i)); builder.append(shortNames ? name.split("\\s+")[0] : name); } return builder.toString(); } public static String getFileDescriptionString(final Context context, final Message message) { if (message.getType() == Message.TYPE_IMAGE) { return context.getString(R.string.image); } final String mime = message.getMimeType(); if (mime == null) { return context.getString(R.string.file); } else if (mime.startsWith("audio/")) { return context.getString(R.string.audio); } else if(mime.startsWith("video/")) { return context.getString(R.string.video); } else if (mime.startsWith("image/")) { return context.getString(R.string.image); } else if (mime.contains("pdf")) { return context.getString(R.string.pdf_document) ; } else if (mime.contains("application/vnd.android.package-archive")) { return context.getString(R.string.apk) ; } else if (mime.contains("vcard")) { return context.getString(R.string.vcard) ; } else { return mime; } } public static String getMessageDisplayName(final Message message) { final Conversation conversation = message.getConversation(); if (message.getStatus() == Message.STATUS_RECEIVED) { final Contact contact = message.getContact(); if (conversation.getMode() == Conversation.MODE_MULTI) { if (contact != null) { return contact.getDisplayName(); } else { return getDisplayedMucCounterpart(message.getCounterpart()); } } else { return contact != null ? contact.getDisplayName() : ""; } } else { if (conversation.getMode() == Conversation.MODE_MULTI) { return conversation.getMucOptions().getSelf().getName(); } else { final Jid jid = conversation.getAccount().getJid(); return jid.hasLocalpart() ? jid.getLocalpart() : jid.toDomainJid().toString(); } } } public static String getMessageHint(Context context, Conversation conversation) { switch (conversation.getNextEncryption()) { case Message.ENCRYPTION_NONE: if (Config.multipleEncryptionChoices()) { return context.getString(R.string.send_unencrypted_message); } else { return context.getString(R.string.send_message_to_x,conversation.getName()); } case Message.ENCRYPTION_OTR: return context.getString(R.string.send_otr_message); case Message.ENCRYPTION_AXOLOTL: AxolotlService axolotlService = conversation.getAccount().getAxolotlService(); if (axolotlService != null && axolotlService.trustedSessionVerified(conversation)) { return context.getString(R.string.send_omemo_x509_message); } else { return context.getString(R.string.send_omemo_message); } case Message.ENCRYPTION_PGP: return context.getString(R.string.send_pgp_message); default: return ""; } } public static String getDisplayedMucCounterpart(final Jid counterpart) { if (counterpart==null) { return ""; } else if (!counterpart.isBareJid()) { return counterpart.getResourcepart().trim(); } else { return counterpart.toString().trim(); } } public static boolean receivedLocationQuestion(Message message) { if (message == null || message.getStatus() != Message.STATUS_RECEIVED || message.getType() != Message.TYPE_TEXT) { return false; } String body = message.getBody() == null ? null : message.getBody().trim().toLowerCase(Locale.getDefault()); body = body.replace("?","").replace("¿",""); return LOCATION_QUESTIONS.contains(body); } public static ListItem.Tag getTagForStatus(Context context, Presence.Status status) { switch (status) { case CHAT: return new ListItem.Tag(context.getString(R.string.presence_chat), 0xff259b24); case AWAY: return new ListItem.Tag(context.getString(R.string.presence_away), 0xffff9800); case XA: return new ListItem.Tag(context.getString(R.string.presence_xa), 0xfff44336); case DND: return new ListItem.Tag(context.getString(R.string.presence_dnd), 0xfff44336); default: return new ListItem.Tag(context.getString(R.string.presence_online), 0xff259b24); } } public static String tranlasteType(Context context, String type) { switch (type.toLowerCase()) { case "pc": return context.getString(R.string.type_pc); case "phone": return context.getString(R.string.type_phone); case "tablet": return context.getString(R.string.type_tablet); case "web": return context.getString(R.string.type_web); case "console": return context.getString(R.string.type_console); default: return type; } } public static boolean showIconsInPopup(PopupMenu attachFilePopup) { try { Field field = attachFilePopup.getClass().getDeclaredField("mPopup"); field.setAccessible(true); Object menuPopupHelper = field.get(attachFilePopup); Class cls = Class.forName("com.android.internal.view.menu.MenuPopupHelper"); Method method = cls.getDeclaredMethod("setForceShowIcon", new Class[]{boolean.class}); method.setAccessible(true); method.invoke(menuPopupHelper, new Object[]{true}); return true; } catch (Exception e) { return false; } } }