UIHelper.java

  1package eu.siacs.conversations.utils;
  2
  3import java.net.URLConnection;
  4import java.util.ArrayList;
  5import java.util.Arrays;
  6import java.util.Calendar;
  7import java.util.Date;
  8import java.util.Locale;
  9
 10import eu.siacs.conversations.R;
 11import eu.siacs.conversations.entities.Contact;
 12import eu.siacs.conversations.entities.Conversation;
 13import eu.siacs.conversations.entities.Downloadable;
 14import eu.siacs.conversations.entities.Message;
 15import eu.siacs.conversations.xmpp.jid.Jid;
 16
 17import android.content.Context;
 18import android.text.format.DateFormat;
 19import android.text.format.DateUtils;
 20import android.util.Pair;
 21
 22public class UIHelper {
 23
 24	private static String BLACK_HEART_SUIT = "\u2665";
 25	private static String HEAVY_BLACK_HEART_SUIT = "\u2764";
 26	private static String WHITE_HEART_SUIT = "\u2661";
 27
 28	public static final ArrayList<String> HEARTS = new ArrayList<>(Arrays.asList(BLACK_HEART_SUIT,HEAVY_BLACK_HEART_SUIT,WHITE_HEART_SUIT));
 29
 30	private static final ArrayList<String> LOCATION_QUESTIONS = new ArrayList<>(Arrays.asList(
 31			"where are you?", //en
 32			"where r u?", //en
 33			"whats your 20?", //en
 34			"what is your 20?", //en
 35			"what's your 20?", //en
 36			"whats your twenty?", //en
 37			"what is your twenty?", //en
 38			"what's your twenty?", //en
 39			"wo bist du?", //de
 40			"wo sind sie?" //de
 41		));
 42
 43	private static final int SHORT_DATE_FLAGS = DateUtils.FORMAT_SHOW_DATE
 44		| DateUtils.FORMAT_NO_YEAR | DateUtils.FORMAT_ABBREV_ALL;
 45	private static final int FULL_DATE_FLAGS = DateUtils.FORMAT_SHOW_TIME
 46		| DateUtils.FORMAT_ABBREV_ALL | DateUtils.FORMAT_SHOW_DATE;
 47
 48	public static String readableTimeDifference(Context context, long time) {
 49		return readableTimeDifference(context, time, false);
 50	}
 51
 52	public static String readableTimeDifferenceFull(Context context, long time) {
 53		return readableTimeDifference(context, time, true);
 54	}
 55
 56	private static String readableTimeDifference(Context context, long time,
 57			boolean fullDate) {
 58		if (time == 0) {
 59			return context.getString(R.string.just_now);
 60		}
 61		Date date = new Date(time);
 62		long difference = (System.currentTimeMillis() - time) / 1000;
 63		if (difference < 60) {
 64			return context.getString(R.string.just_now);
 65		} else if (difference < 60 * 2) {
 66			return context.getString(R.string.minute_ago);
 67		} else if (difference < 60 * 15) {
 68			return context.getString(R.string.minutes_ago,
 69					Math.round(difference / 60.0));
 70		} else if (today(date)) {
 71			java.text.DateFormat df = DateFormat.getTimeFormat(context);
 72			return df.format(date);
 73		} else {
 74			if (fullDate) {
 75				return DateUtils.formatDateTime(context, date.getTime(),
 76						FULL_DATE_FLAGS);
 77			} else {
 78				return DateUtils.formatDateTime(context, date.getTime(),
 79						SHORT_DATE_FLAGS);
 80			}
 81		}
 82	}
 83
 84	private static boolean today(Date date) {
 85		return sameDay(date,new Date(System.currentTimeMillis()));
 86	}
 87
 88	public static boolean sameDay(long timestamp1, long timestamp2) {
 89		return sameDay(new Date(timestamp1),new Date(timestamp2));
 90	}
 91
 92	private static boolean sameDay(Date a, Date b) {
 93		Calendar cal1 = Calendar.getInstance();
 94		Calendar cal2 = Calendar.getInstance();
 95		cal1.setTime(a);
 96		cal2.setTime(b);
 97		return cal1.get(Calendar.YEAR) == cal2.get(Calendar.YEAR)
 98			&& cal1.get(Calendar.DAY_OF_YEAR) == cal2
 99			.get(Calendar.DAY_OF_YEAR);
100	}
101
102	public static String lastseen(Context context, long time) {
103		if (time == 0) {
104			return context.getString(R.string.never_seen);
105		}
106		long difference = (System.currentTimeMillis() - time) / 1000;
107		if (difference < 60) {
108			return context.getString(R.string.last_seen_now);
109		} else if (difference < 60 * 2) {
110			return context.getString(R.string.last_seen_min);
111		} else if (difference < 60 * 60) {
112			return context.getString(R.string.last_seen_mins,
113					Math.round(difference / 60.0));
114		} else if (difference < 60 * 60 * 2) {
115			return context.getString(R.string.last_seen_hour);
116		} else if (difference < 60 * 60 * 24) {
117			return context.getString(R.string.last_seen_hours,
118					Math.round(difference / (60.0 * 60.0)));
119		} else if (difference < 60 * 60 * 48) {
120			return context.getString(R.string.last_seen_day);
121		} else {
122			return context.getString(R.string.last_seen_days,
123					Math.round(difference / (60.0 * 60.0 * 24.0)));
124		}
125	}
126
127	public static int getColorForName(String name) {
128		if (name.isEmpty()) {
129			return 0xFF202020;
130		}
131		int colors[] = {0xFFe91e63, 0xFF9c27b0, 0xFF673ab7, 0xFF3f51b5,
132			0xFF5677fc, 0xFF03a9f4, 0xFF00bcd4, 0xFF009688, 0xFFff5722,
133			0xFF795548, 0xFF607d8b};
134		return colors[(int) ((name.hashCode() & 0xffffffffl) % colors.length)];
135	}
136
137	public static Pair<String,Boolean> getMessagePreview(final Context context, final Message message) {
138		final Downloadable d = message.getDownloadable();
139		if (d != null ) {
140			switch (d.getStatus()) {
141				case Downloadable.STATUS_CHECKING:
142					return new Pair<>(context.getString(R.string.checking_image),true);
143				case Downloadable.STATUS_DOWNLOADING:
144					return new Pair<>(context.getString(R.string.receiving_x_file,
145									getFileDescriptionString(context,message),
146									d.getProgress()),true);
147				case Downloadable.STATUS_OFFER:
148				case Downloadable.STATUS_OFFER_CHECK_FILESIZE:
149					return new Pair<>(context.getString(R.string.x_file_offered_for_download,
150									getFileDescriptionString(context,message)),true);
151				case Downloadable.STATUS_DELETED:
152					return new Pair<>(context.getString(R.string.file_deleted),true);
153				case Downloadable.STATUS_FAILED:
154					return new Pair<>(context.getString(R.string.file_transmission_failed),true);
155				case Downloadable.STATUS_UPLOADING:
156					if (message.getStatus() == Message.STATUS_OFFERED) {
157						return new Pair<>(context.getString(R.string.offering_x_file,
158								getFileDescriptionString(context, message)), true);
159					} else {
160						return new Pair<>(context.getString(R.string.sending_x_file,
161								getFileDescriptionString(context, message)), true);
162					}
163				default:
164					return new Pair<>("",false);
165			}
166		} else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
167			return new Pair<>(context.getString(R.string.encrypted_message_received),true);
168		} else if (message.getType() == Message.TYPE_FILE || message.getType() == Message.TYPE_IMAGE) {
169			if (message.getStatus() == Message.STATUS_RECEIVED) {
170				return new Pair<>(context.getString(R.string.received_x_file,
171							getFileDescriptionString(context, message)), true);
172			} else {
173				return new Pair<>(getFileDescriptionString(context,message),true);
174			}
175		} else {
176			if (message.getBody().startsWith(Message.ME_COMMAND)) {
177				return new Pair<>(message.getBody().replaceAll("^" + Message.ME_COMMAND,
178						UIHelper.getMessageDisplayName(message) + " "), false);
179			} else if (GeoHelper.isGeoUri(message.getBody())) {
180				if (message.getStatus() == Message.STATUS_RECEIVED) {
181					return new Pair<>(context.getString(R.string.received_location),true);
182				} else {
183					return new Pair<>(context.getString(R.string.location), true);
184				}
185			} else{
186				return new Pair<>(message.getBody().trim(), false);
187			}
188		}
189	}
190
191	public static String getFileDescriptionString(final Context context, final Message message) {
192		if (message.getType() == Message.TYPE_IMAGE) {
193			return context.getString(R.string.image);
194		}
195		final String path = message.getRelativeFilePath();
196		if (path == null) {
197			return "";
198		}
199		final String mime;
200		try {
201			mime = URLConnection.guessContentTypeFromName(path.replace("#",""));
202		} catch (final StringIndexOutOfBoundsException ignored) {
203			return context.getString(R.string.file);
204		}
205		if (mime == null) {
206			return context.getString(R.string.file);
207		} else if (mime.startsWith("audio/")) {
208			return context.getString(R.string.audio);
209		} else if(mime.startsWith("video/")) {
210			return context.getString(R.string.video);
211		} else if (mime.startsWith("image/")) {
212			return context.getString(R.string.image);
213		} else if (mime.contains("pdf")) {
214			return context.getString(R.string.pdf_document)	;
215		} else if (mime.contains("application/vnd.android.package-archive")) {
216			return context.getString(R.string.apk)	;
217		} else if (mime.contains("vcard")) {
218			return context.getString(R.string.vcard)	;
219		} else {
220			return mime;
221		}
222	}
223
224	public static String getMessageDisplayName(final Message message) {
225		if (message.getStatus() == Message.STATUS_RECEIVED) {
226			if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
227				return getDisplayedMucCounterpart(message.getCounterpart());
228			} else {
229				final Contact contact = message.getContact();
230				return contact != null ? contact.getDisplayName() : "";
231			}
232		} else {
233			if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
234				return getDisplayedMucCounterpart(message.getConversation().getJid());
235			} else {
236				final Jid jid = message.getConversation().getAccount().getJid();
237				return jid.hasLocalpart() ? jid.getLocalpart() : jid.toDomainJid().toString();
238			}
239		}
240	}
241
242	private static String getDisplayedMucCounterpart(final Jid counterpart) {
243		if (counterpart==null) {
244			return "";
245		} else if (!counterpart.isBareJid()) {
246			return counterpart.getResourcepart().trim();
247		} else {
248			return counterpart.toString().trim();
249		}
250	}
251
252	public static boolean receivedLocationQuestion(Message message) {
253		if (message == null
254				|| message.getStatus() != Message.STATUS_RECEIVED
255				|| message.getType() != Message.TYPE_TEXT) {
256			return false;
257		}
258		String body = message.getBody() == null ? null : message.getBody().trim().toLowerCase(Locale.getDefault());
259		return LOCATION_QUESTIONS.contains(body);
260	}
261}