1package eu.siacs.conversations.utils;
 2
 3import android.content.Intent;
 4import android.net.Uri;
 5
 6import java.io.UnsupportedEncodingException;
 7import java.net.URLEncoder;
 8import java.util.ArrayList;
 9import java.util.regex.Matcher;
10import java.util.regex.Pattern;
11
12import eu.siacs.conversations.entities.Conversation;
13import eu.siacs.conversations.entities.Message;
14
15public class GeoHelper {
16	private static Pattern GEO_URI = Pattern.compile("geo:([\\-0-9.]+),([\\-0-9.]+)(?:,([\\-0-9.]+))?(?:\\?(.*))?", Pattern.CASE_INSENSITIVE);
17
18	public static boolean isGeoUri(String body) {
19		return body != null && GEO_URI.matcher(body).matches();
20	}
21
22	public static ArrayList<Intent> createGeoIntentsFromMessage(Message message) {
23		final ArrayList<Intent> intents = new ArrayList<>();
24		Matcher matcher = GEO_URI.matcher(message.getBody());
25		if (!matcher.matches()) {
26			return intents;
27		}
28		double latitude;
29		double longitude;
30		try {
31			latitude = Double.parseDouble(matcher.group(1));
32			if (latitude > 90.0 || latitude < -90.0) {
33				return intents;
34			}
35			longitude = Double.parseDouble(matcher.group(2));
36			if (longitude > 180.0 || longitude < -180.0) {
37				return intents;
38			}
39		} catch (NumberFormatException nfe) {
40			return intents;
41		}
42		final Conversation conversation = message.getConversation();
43		String label;
44		if (conversation.getMode() == Conversation.MODE_SINGLE && message.getStatus() == Message.STATUS_RECEIVED) {
45			try {
46				label = "(" + URLEncoder.encode(message.getConversation().getName(), "UTF-8") + ")";
47			} catch (UnsupportedEncodingException e) {
48				label = "";
49			}
50		} else {
51			label = "";
52		}
53
54		Intent locationPluginIntent = new Intent("eu.siacs.conversations.location.show");
55		locationPluginIntent.putExtra("latitude",latitude);
56		locationPluginIntent.putExtra("longitude",longitude);
57		if (conversation.getMode() == Conversation.MODE_SINGLE) {
58			if (message.getStatus() == Message.STATUS_RECEIVED) {
59				locationPluginIntent.putExtra("name",conversation.getName());
60				locationPluginIntent.putExtra("jid",message.getCounterpart().toString());
61			}
62			else {
63				locationPluginIntent.putExtra("jid",conversation.getAccount().getJid().toString());
64			}
65		}
66		intents.add(locationPluginIntent);
67
68		Intent geoIntent = new Intent(Intent.ACTION_VIEW);
69		geoIntent.setData(Uri.parse("geo:" + String.valueOf(latitude) + "," + String.valueOf(longitude) + "?q=" + String.valueOf(latitude) + "," + String.valueOf(longitude) + label));
70		intents.add(geoIntent);
71
72		Intent httpIntent = new Intent(Intent.ACTION_VIEW);
73		httpIntent.setData(Uri.parse("https://maps.google.com/maps?q=loc:"+String.valueOf(latitude) + "," + String.valueOf(longitude) +label));
74		intents.add(httpIntent);
75		return intents;
76	}
77}