1package eu.siacs.conversations.utils;
2
3import android.app.Activity;
4import android.content.Intent;
5import android.content.SharedPreferences;
6import android.net.Uri;
7import android.preference.PreferenceManager;
8
9import java.io.UnsupportedEncodingException;
10import java.net.URLEncoder;
11import java.util.ArrayList;
12import java.util.regex.Matcher;
13import java.util.regex.Pattern;
14
15import eu.siacs.conversations.R;
16import eu.siacs.conversations.entities.Contact;
17import eu.siacs.conversations.entities.Conversation;
18import eu.siacs.conversations.entities.Conversational;
19import eu.siacs.conversations.entities.Message;
20import eu.siacs.conversations.ui.ShareLocationActivity;
21
22public class GeoHelper {
23
24 private static final String SHARE_LOCATION_PACKAGE_NAME = "eu.siacs.conversations.location.request";
25
26 public static Pattern GEO_URI = Pattern.compile("geo:([\\-0-9.]+),([\\-0-9.]+)(?:,([\\-0-9.]+))?(?:\\?(.*))?", Pattern.CASE_INSENSITIVE);
27
28 public static boolean isLocationPluginInstalled(Activity activity) {
29 return new Intent(SHARE_LOCATION_PACKAGE_NAME).resolveActivity(activity.getPackageManager()) != null;
30 }
31
32 public static boolean isLocationPluginInstalledAndDesired(Activity activity) {
33 SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(activity);
34 final boolean configured = preferences.getBoolean("use_share_location_plugin", activity.getResources().getBoolean(R.bool.use_share_location_plugin));
35 return configured && isLocationPluginInstalled(activity);
36 }
37
38 public static Intent getFetchIntent(Activity activity) {
39 if (isLocationPluginInstalledAndDesired(activity)) {
40 return new Intent(SHARE_LOCATION_PACKAGE_NAME);
41 } else {
42 return new Intent(activity, ShareLocationActivity.class);
43 }
44 }
45
46 public static ArrayList<Intent> createGeoIntentsFromMessage(Message message) {
47 final ArrayList<Intent> intents = new ArrayList<>();
48 Matcher matcher = GEO_URI.matcher(message.getBody());
49 if (!matcher.matches()) {
50 return intents;
51 }
52 double latitude;
53 double longitude;
54 try {
55 latitude = Double.parseDouble(matcher.group(1));
56 if (latitude > 90.0 || latitude < -90.0) {
57 return intents;
58 }
59 longitude = Double.parseDouble(matcher.group(2));
60 if (longitude > 180.0 || longitude < -180.0) {
61 return intents;
62 }
63 } catch (NumberFormatException nfe) {
64 return intents;
65 }
66 final Conversational conversation = message.getConversation();
67 String label;
68 if (conversation instanceof Conversation && conversation.getMode() == Conversation.MODE_SINGLE && message.getStatus() == Message.STATUS_RECEIVED) {
69 try {
70 label = "(" + URLEncoder.encode(((Conversation)conversation).getName().toString(), "UTF-8") + ")";
71 } catch (UnsupportedEncodingException e) {
72 label = "";
73 }
74 } else {
75 label = "";
76 }
77
78 Intent locationPluginIntent = new Intent("eu.siacs.conversations.location.show");
79 locationPluginIntent.putExtra("latitude",latitude);
80 locationPluginIntent.putExtra("longitude",longitude);
81 if (message.getStatus() != Message.STATUS_RECEIVED) {
82 locationPluginIntent.putExtra("jid",conversation.getAccount().getJid().toString());
83 locationPluginIntent.putExtra("name",conversation.getAccount().getJid().getLocal());
84 } else {
85 Contact contact = message.getContact();
86 if (contact != null) {
87 locationPluginIntent.putExtra("name", contact.getDisplayName());
88 locationPluginIntent.putExtra("jid", contact.getJid().toString());
89 } else {
90 locationPluginIntent.putExtra("name", UIHelper.getDisplayedMucCounterpart(message.getCounterpart()));
91 }
92 }
93 intents.add(locationPluginIntent);
94
95 Intent geoIntent = new Intent(Intent.ACTION_VIEW);
96 geoIntent.setData(Uri.parse("geo:" + String.valueOf(latitude) + "," + String.valueOf(longitude) + "?q=" + String.valueOf(latitude) + "," + String.valueOf(longitude) + label));
97 intents.add(geoIntent);
98
99 Intent httpIntent = new Intent(Intent.ACTION_VIEW);
100 httpIntent.setData(Uri.parse("https://maps.google.com/maps?q=loc:"+String.valueOf(latitude) + "," + String.valueOf(longitude) +label));
101 intents.add(httpIntent);
102 return intents;
103 }
104}