UIHelper.java

  1package eu.siacs.conversations.utils;
  2
  3import java.net.URLConnection;
  4import java.util.Calendar;
  5import java.util.Date;
  6
  7import eu.siacs.conversations.R;
  8import eu.siacs.conversations.entities.Contact;
  9import eu.siacs.conversations.entities.Conversation;
 10import eu.siacs.conversations.entities.Downloadable;
 11import eu.siacs.conversations.entities.Message;
 12import eu.siacs.conversations.xmpp.jid.Jid;
 13
 14import android.content.Context;
 15import android.text.format.DateFormat;
 16import android.text.format.DateUtils;
 17import android.util.Pair;
 18
 19public class UIHelper {
 20
 21	public static String BLACK_HEART_SUIT = "\u2665";
 22	public static String HEAVY_BLACK_HEART_SUIT = "\u2764";
 23
 24	private static final int SHORT_DATE_FLAGS = DateUtils.FORMAT_SHOW_DATE
 25		| DateUtils.FORMAT_NO_YEAR | DateUtils.FORMAT_ABBREV_ALL;
 26	private static final int FULL_DATE_FLAGS = DateUtils.FORMAT_SHOW_TIME
 27		| DateUtils.FORMAT_ABBREV_ALL | DateUtils.FORMAT_SHOW_DATE;
 28
 29	public static String readableTimeDifference(Context context, long time) {
 30		return readableTimeDifference(context, time, false);
 31	}
 32
 33	public static String readableTimeDifferenceFull(Context context, long time) {
 34		return readableTimeDifference(context, time, true);
 35	}
 36
 37	private static String readableTimeDifference(Context context, long time,
 38			boolean fullDate) {
 39		if (time == 0) {
 40			return context.getString(R.string.just_now);
 41		}
 42		Date date = new Date(time);
 43		long difference = (System.currentTimeMillis() - time) / 1000;
 44		if (difference < 60) {
 45			return context.getString(R.string.just_now);
 46		} else if (difference < 60 * 2) {
 47			return context.getString(R.string.minute_ago);
 48		} else if (difference < 60 * 15) {
 49			return context.getString(R.string.minutes_ago,
 50					Math.round(difference / 60.0));
 51		} else if (today(date)) {
 52			java.text.DateFormat df = DateFormat.getTimeFormat(context);
 53			return df.format(date);
 54		} else {
 55			if (fullDate) {
 56				return DateUtils.formatDateTime(context, date.getTime(),
 57						FULL_DATE_FLAGS);
 58			} else {
 59				return DateUtils.formatDateTime(context, date.getTime(),
 60						SHORT_DATE_FLAGS);
 61			}
 62		}
 63	}
 64
 65	private static boolean today(Date date) {
 66		return sameDay(date,new Date(System.currentTimeMillis()));
 67	}
 68
 69	public static boolean sameDay(long timestamp1, long timestamp2) {
 70		return sameDay(new Date(timestamp1),new Date(timestamp2));
 71	}
 72
 73	private static boolean sameDay(Date a, Date b) {
 74		Calendar cal1 = Calendar.getInstance();
 75		Calendar cal2 = Calendar.getInstance();
 76		cal1.setTime(a);
 77		cal2.setTime(b);
 78		return cal1.get(Calendar.YEAR) == cal2.get(Calendar.YEAR)
 79			&& cal1.get(Calendar.DAY_OF_YEAR) == cal2
 80			.get(Calendar.DAY_OF_YEAR);
 81	}
 82
 83	public static String lastseen(Context context, long time) {
 84		if (time == 0) {
 85			return context.getString(R.string.never_seen);
 86		}
 87		long difference = (System.currentTimeMillis() - time) / 1000;
 88		if (difference < 60) {
 89			return context.getString(R.string.last_seen_now);
 90		} else if (difference < 60 * 2) {
 91			return context.getString(R.string.last_seen_min);
 92		} else if (difference < 60 * 60) {
 93			return context.getString(R.string.last_seen_mins,
 94					Math.round(difference / 60.0));
 95		} else if (difference < 60 * 60 * 2) {
 96			return context.getString(R.string.last_seen_hour);
 97		} else if (difference < 60 * 60 * 24) {
 98			return context.getString(R.string.last_seen_hours,
 99					Math.round(difference / (60.0 * 60.0)));
100		} else if (difference < 60 * 60 * 48) {
101			return context.getString(R.string.last_seen_day);
102		} else {
103			return context.getString(R.string.last_seen_days,
104					Math.round(difference / (60.0 * 60.0 * 24.0)));
105		}
106	}
107
108	public static int getColorForName(String name) {
109		if (name.isEmpty()) {
110			return 0xFF202020;
111		}
112		int colors[] = {0xFFe91e63, 0xFF9c27b0, 0xFF673ab7, 0xFF3f51b5,
113			0xFF5677fc, 0xFF03a9f4, 0xFF00bcd4, 0xFF009688, 0xFFff5722,
114			0xFF795548, 0xFF607d8b};
115		return colors[(int) ((name.hashCode() & 0xffffffffl) % colors.length)];
116	}
117
118	public static Pair<String,Boolean> getMessagePreview(final Context context, final Message message) {
119		final Downloadable d = message.getDownloadable();
120		if (d != null ) {
121			switch (d.getStatus()) {
122				case Downloadable.STATUS_CHECKING:
123					return new Pair<>(context.getString(R.string.checking_image),true);
124				case Downloadable.STATUS_DOWNLOADING:
125					return new Pair<>(context.getString(R.string.receiving_x_file,
126									getFileDescriptionString(context,message),
127									d.getProgress()),true);
128				case Downloadable.STATUS_OFFER:
129				case Downloadable.STATUS_OFFER_CHECK_FILESIZE:
130					return new Pair<>(context.getString(R.string.x_file_offered_for_download,
131									getFileDescriptionString(context,message)),true);
132				case Downloadable.STATUS_DELETED:
133					return new Pair<>(context.getString(R.string.file_deleted),true);
134				case Downloadable.STATUS_FAILED:
135					return new Pair<>(context.getString(R.string.file_transmission_failed),true);
136				case Downloadable.STATUS_UPLOADING:
137					if (message.getStatus() == Message.STATUS_OFFERED) {
138						return new Pair<>(context.getString(R.string.offering_x_file,
139								getFileDescriptionString(context, message)), true);
140					} else {
141						return new Pair<>(context.getString(R.string.sending_x_file,
142								getFileDescriptionString(context, message)), true);
143					}
144				default:
145					return new Pair<>("",false);
146			}
147		} else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
148			return new Pair<>(context.getString(R.string.encrypted_message_received),true);
149		} else if (message.getType() == Message.TYPE_FILE || message.getType() == Message.TYPE_IMAGE) {
150			if (message.getStatus() == Message.STATUS_RECEIVED) {
151				return new Pair<>(context.getString(R.string.received_x_file,
152							getFileDescriptionString(context, message)), true);
153			} else {
154				return new Pair<>(getFileDescriptionString(context,message),true);
155			}
156		} else {
157			if (message.getBody().startsWith(Message.ME_COMMAND)) {
158				return new Pair<>(message.getBody().replaceAll("^" + Message.ME_COMMAND,
159						UIHelper.getMessageDisplayName(message) + " "), false);
160			} else if (GeoHelper.isGeoUri(message.getBody())) {
161				if (message.getStatus() == Message.STATUS_RECEIVED) {
162					return new Pair<>(context.getString(R.string.received_location),true);
163				} else {
164					return new Pair<>(context.getString(R.string.location), true);
165				}
166			} else{
167				return new Pair<>(message.getBody().trim(), false);
168			}
169		}
170	}
171
172	public static String getFileDescriptionString(final Context context, final Message message) {
173		if (message.getType() == Message.TYPE_IMAGE) {
174			return context.getString(R.string.image);
175		}
176		final String path = message.getRelativeFilePath();
177		if (path == null) {
178			return "";
179		}
180		final String mime;
181		try {
182			mime = URLConnection.guessContentTypeFromName(path.replace("#",""));
183		} catch (final StringIndexOutOfBoundsException ignored) {
184			return context.getString(R.string.file);
185		}
186		if (mime == null) {
187			return context.getString(R.string.file);
188		} else if (mime.startsWith("audio/")) {
189			return context.getString(R.string.audio);
190		} else if(mime.startsWith("video/")) {
191			return context.getString(R.string.video);
192		} else if (mime.startsWith("image/")) {
193			return context.getString(R.string.image);
194		} else if (mime.contains("pdf")) {
195			return context.getString(R.string.pdf_document)	;
196		} else if (mime.contains("application/vnd.android.package-archive")) {
197			return context.getString(R.string.apk)	;
198		} else if (mime.contains("vcard")) {
199			return context.getString(R.string.vcard)	;
200		} else {
201			return mime;
202		}
203	}
204
205	public static String getMessageDisplayName(final Message message) {
206		if (message.getStatus() == Message.STATUS_RECEIVED) {
207			if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
208				return getDisplayedMucCounterpart(message.getCounterpart());
209			} else {
210				final Contact contact = message.getContact();
211				return contact != null ? contact.getDisplayName() : "";
212			}
213		} else {
214			if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
215				return getDisplayedMucCounterpart(message.getConversation().getJid());
216			} else {
217				final Jid jid = message.getConversation().getAccount().getJid();
218				return jid.hasLocalpart() ? jid.getLocalpart() : jid.toDomainJid().toString();
219			}
220		}
221	}
222
223	private static String getDisplayedMucCounterpart(final Jid counterpart) {
224		if (counterpart==null) {
225			return "";
226		} else if (!counterpart.isBareJid()) {
227			return counterpart.getResourcepart().trim();
228		} else {
229			return counterpart.toString().trim();
230		}
231	}
232}