anotherim/src/main/java/eu/siacs/conversations/utils/LocationProvider.java

70 lines
2.5 KiB
Java

package eu.siacs.conversations.utils;
import android.content.Context;
import android.telephony.TelephonyManager;
import android.util.Log;
import org.osmdroid.util.GeoPoint;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Locale;
import eu.siacs.conversations.Config;
import eu.siacs.conversations.R;
public class LocationProvider {
public static final GeoPoint FALLBACK = new GeoPoint(0.0,0.0);
public static String getUserCountry(Context context) {
try {
final TelephonyManager tm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
final String simCountry = tm.getSimCountryIso();
if (simCountry != null && simCountry.length() == 2) { // SIM country code is available
return simCountry.toUpperCase(Locale.US);
} else if (tm.getPhoneType() != TelephonyManager.PHONE_TYPE_CDMA) { // device is not 3G (would be unreliable)
String networkCountry = tm.getNetworkCountryIso();
if (networkCountry != null && networkCountry.length() == 2) { // network country code is available
return networkCountry.toUpperCase(Locale.US);
}
}
} catch (Exception e) {
// fallthrough
}
Locale locale = Locale.getDefault();
return locale.getCountry();
}
public static GeoPoint getGeoPoint(Context context) {
return getGeoPoint(context, getUserCountry(context));
}
public static synchronized GeoPoint getGeoPoint(Context context, String country) {
try {
BufferedReader reader = new BufferedReader(new InputStreamReader(context.getResources().openRawResource(R.raw.countries)));
String line;
while((line = reader.readLine()) != null) {
String[] parts = line.split("\\s+",4);
if (parts.length == 4) {
if (country.equalsIgnoreCase(parts[0])) {
try {
return new GeoPoint(Double.parseDouble(parts[1]), Double.parseDouble(parts[2]));
} catch (NumberFormatException e) {
return FALLBACK;
}
}
} else {
Log.d(Config.LOGTAG,"unable to parse line="+line);
}
}
} catch (IOException e) {
Log.d(Config.LOGTAG,e.getMessage());
}
return FALLBACK;
}
}