X-Git-Url: http://www.average.org/gitweb/?p=WhereAmI.git;a=blobdiff_plain;f=src%2Forg%2Faverage%2Fwhereami%2FLastLocation.java;h=47fd4b388029a7aba3c026a0ccb4600f174b09fd;hp=bd25283111bb1c2e48bfd70401229045d45b0f25;hb=e7ecf60a526f2f410d586895429e208370517bc9;hpb=837341943b2fbab457ed01de1ed59620a3ea84c1

diff --git a/src/org/average/whereami/LastLocation.java b/src/org/average/whereami/LastLocation.java
index bd25283..47fd4b3 100644
--- a/src/org/average/whereami/LastLocation.java
+++ b/src/org/average/whereami/LastLocation.java
@@ -1,88 +1,112 @@
 package org.average.whereami;
 
-import org.average.whereami.CredentialStore;
-//import org.average.whereami.WhereAmIAccessResource;
+import org.average.whereami.PersistentStore;
+import org.average.whereami.SayWhen;
 
-import java.text.DateFormat;
-import java.text.SimpleDateFormat;
-import java.util.Date;
+import java.lang.Math;
+import java.io.IOException;
 
-import com.google.api.client.auth.oauth2.draft10.AccessTokenResponse;
-import com.google.api.client.googleapis.auth.oauth2.draft10.GoogleAccessProtectedResource;
-import com.google.api.client.http.HttpTransport;
-import com.google.api.client.http.javanet.NetHttpTransport;
-import com.google.api.client.json.JsonFactory;
-import com.google.api.client.json.jackson.JacksonFactory;
+import com.google.api.client.googleapis.json.GoogleJsonResponseException;
+import com.google.api.client.http.HttpResponseException;
 import com.google.api.services.latitude.Latitude;
 import com.google.api.services.latitude.LatitudeRequest;
 import com.google.api.services.latitude.model.Location;
 
 import android.content.Context;
-import android.content.SharedPreferences;
+import android.content.res.Resources;
+import android.text.format.Time;
 import android.util.Log;
 
 public final class LastLocation extends Oracle {
 
 	final String TAG = getClass().getName();
 
-	private Latitude latitude;
+	private String[] loc_names;
+	private String[] loc_lats;
+	private String[] loc_lons;
+	private String[] loc_dists;
+	private String myname;
+	private String registered;
+	private SayWhen sayWhen;
 
-	public LastLocation(final CredentialStore store) {
-		HttpTransport transport = new NetHttpTransport();
-		JsonFactory jsonFactory = new JacksonFactory();
-		AccessTokenResponse token = store.read();
-		Log.v(TAG, "tokens - access: \"" + token.accessToken +
-			"\", refresh: \"" + token.refreshToken +
-			"\", client_id: \"" + ClientCredentials.CLIENT_ID +
-			"\", client_secret: \"" +
-					ClientCredentials.CLIENT_SECRET +
-			"\"");
-		GoogleAccessProtectedResource accessProtectedResource =
-			new GoogleAccessProtectedResource(
-				token.accessToken,
-				transport, jsonFactory,
-				ClientCredentials.CLIENT_ID,
-				ClientCredentials.CLIENT_SECRET,
-				token.refreshToken)
-				{
-					@Override
-					public void onAccessToken(
-							String accessToken) {
-						Log.v(TAG, "Update access token to \"" + accessToken + "\"");
-						store.updateAccessToken(
-							accessToken);
-					}
-				}
-				;
-		Latitude.Builder lbldr = Latitude.builder(transport,
-								jsonFactory);
-		lbldr.setHttpRequestInitializer(accessProtectedResource);
-		lbldr.setApplicationName("WhereAmI/1.0");
-		latitude = lbldr.build();
+	public LastLocation(final Resources res, final PersistentStore store) {
+		super(res, store);
+		loc_names = res.getStringArray(R.array.loc_names);
+		loc_lats = res.getStringArray(R.array.loc_lats);
+		loc_lons = res.getStringArray(R.array.loc_lons);
+		loc_dists = res.getStringArray(R.array.loc_dists);
+		myname = res.getString(R.string.myname);
+		registered = res.getString(R.string.registered);
+		sayWhen = new SayWhen(res);
 	}
 
 	@Override
 	public final String getResult() {
+		Latitude latitude = Latitude.builder(httpTransport, jsonFactory)
+			.setHttpRequestInitializer(accessProtectedResource())
+			.setApplicationName("WhereAmI/1.0").build();
 		try {
 			Log.v(TAG, "entering getResult");
 			Latitude.CurrentLocation.Get request =
 				latitude.currentLocation().get();
 			request.setGranularity("best");
-			Location currentLocation = request.execute();
-			return locationMessage(currentLocation);
-                } catch (Exception ex) {
-			Log.v(TAG, "exception in getResult: " + ex);
-			ex.printStackTrace();
-			return ex.getMessage();
+			Location cloc = request.execute();
+			Double lat = Double.parseDouble(
+					cloc.getLatitude().toString());
+			Double lon = Double.parseDouble(
+					cloc.getLongitude().toString());
+			Long tsm = Long.parseLong(
+					cloc.getTimestampMs().toString());
+			return locationMessage(lat, lon, tsm);
+		} catch (GoogleJsonResponseException e) {
+			Log.e(TAG, "GoogleJsonResponseException: " + e);
+			if (e.getResponse().getStatusCode() == 401) {
+				return authErrorMessage;
+			} else {
+				return e.getMessage();
+			}
+                } catch (HttpResponseException e) {
+			Log.e(TAG, "HttpResponseException: " + e);
+			return e.getMessage();
+		} catch (IOException e) {
+			e.printStackTrace();
+			return e.getMessage();
                 }
 	}
 
-	private String locationMessage(Location currentLocation) {
-		Log.v(TAG, "entering locationMessage: " +
-			currentLocation);
-		// lat = currentLocation.getLatitude();
-		// lon = currentLocation.getLongitude();
-		// tsm = currentLocation.getTimestampMs();
-		return "Current location: " + currentLocation;
+	private String locationMessage(Double lat, Double lon, Long tsm) {
+		Log.v(TAG, "entering locationMessage(" + lat +
+				"," + lon + "," + tsm + ")");
+		String locmsg = "<UNSET>";
+		String agomsg = "<UNSET>";
+		for (int i = 0; i < loc_names.length; i++) {
+			Double dist = haversine(lat, lon,
+					Double.parseDouble(loc_lats[i]),
+					Double.parseDouble(loc_lons[i]));
+			Log.v(TAG, "Dist from " + loc_names[i] +
+				" is " + dist);
+			if ((loc_dists[i] == "0") ||
+			    (dist < Double.parseDouble(loc_dists[i]))) {
+				locmsg = loc_names[i];
+				break;
+			}
+		}
+		return myname + " " + locmsg + ", " + registered +
+			" " + sayWhen.say(tsm);
+	}
+
+	private Double toRad(Double deg) {
+		return deg * 3.14159265 / 180;
+	}
+
+	private Double haversine(Double lat1, Double lon1,
+				Double lat2, Double lon2) {
+		Double dlat = toRad(lat2 - lat1);
+		Double dlon = toRad(lon2 - lon1);
+		Double a = Math.sin(dlat / 2) * Math.sin(dlat / 2) +
+			Math.sin(dlon / 2) * Math.sin(dlon / 2) *
+			Math.cos(toRad(lat1)) * Math.cos(toRad(lat2));
+		Double c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1-a));
+		return 6371 * c;
 	}
 }