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.Contact;
13import eu.siacs.conversations.entities.Conversation;
14import eu.siacs.conversations.entities.Message;
15
16public class GeoHelper {
17	public static Pattern GEO_URI = Pattern.compile("geo:([\\-0-9.]+),([\\-0-9.]+)(?:,([\\-0-9.]+))?(?:\\?(.*))?", Pattern.CASE_INSENSITIVE);
18
19	public static boolean isGeoUri(String body) {
20		return body != null && GEO_URI.matcher(body).matches();
21	}
22
23	public static ArrayList<Intent> createGeoIntentsFromMessage(Message message) {
24		final ArrayList<Intent> intents = new ArrayList<>();
25		Matcher matcher = GEO_URI.matcher(message.getBody());
26		if (!matcher.matches()) {
27			return intents;
28		}
29		double latitude;
30		double longitude;
31		try {
32			latitude = Double.parseDouble(matcher.group(1));
33			if (latitude > 90.0 || latitude < -90.0) {
34				return intents;
35			}
36			longitude = Double.parseDouble(matcher.group(2));
37			if (longitude > 180.0 || longitude < -180.0) {
38				return intents;
39			}
40		} catch (NumberFormatException nfe) {
41			return intents;
42		}
43		final Conversation conversation = message.getConversation();
44		String label;
45		if (conversation.getMode() == Conversation.MODE_SINGLE && message.getStatus() == Message.STATUS_RECEIVED) {
46			try {
47				label = "(" + URLEncoder.encode(message.getConversation().getName(), "UTF-8") + ")";
48			} catch (UnsupportedEncodingException e) {
49				label = "";
50			}
51		} else {
52			label = "";
53		}
54
55		Intent locationPluginIntent = new Intent("eu.siacs.conversations.location.show");
56		locationPluginIntent.putExtra("latitude",latitude);
57		locationPluginIntent.putExtra("longitude",longitude);
58		if (message.getStatus() != Message.STATUS_RECEIVED) {
59			locationPluginIntent.putExtra("jid",conversation.getAccount().getJid().toString());
60			locationPluginIntent.putExtra("name",conversation.getAccount().getJid().getLocalpart());
61		} else {
62			Contact contact = message.getContact();
63			if (contact != null) {
64				locationPluginIntent.putExtra("name", contact.getDisplayName());
65				locationPluginIntent.putExtra("jid", contact.getJid().toString());
66			} else {
67				locationPluginIntent.putExtra("name", UIHelper.getDisplayedMucCounterpart(message.getCounterpart()));
68			}
69		}
70		intents.add(locationPluginIntent);
71
72		Intent geoIntent = new Intent(Intent.ACTION_VIEW);
73		geoIntent.setData(Uri.parse("geo:" + String.valueOf(latitude) + "," + String.valueOf(longitude) + "?q=" + String.valueOf(latitude) + "," + String.valueOf(longitude) + label));
74		intents.add(geoIntent);
75
76		Intent httpIntent = new Intent(Intent.ACTION_VIEW);
77		httpIntent.setData(Uri.parse("https://maps.google.com/maps?q=loc:"+String.valueOf(latitude) + "," + String.valueOf(longitude) +label));
78		intents.add(httpIntent);
79		return intents;
80	}
81}