init commit

2011-12-17 15:43:48 +00:00
parent eeb14e8bb7
commit 4a0469abf7
190 changed files with 21930 additions and 0 deletions
--- a/LocationLib/src/com/TwentyCodes/android/location/ReverseGeocoder.java
+++ b/LocationLib/src/com/TwentyCodes/android/location/ReverseGeocoder.java
@@ -0,0 +1,149 @@
+/**
+ * ReverseGeocoder.java
+ * @date Jan 31, 2011
+ * @author ricky barrette
+ * @author Twenty Codes, LLC
+ */
+
+package com.TwentyCodes.android.location;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+
+import org.apache.http.HttpEntity;
+import org.apache.http.HttpResponse;
+import org.apache.http.client.HttpClient;
+import org.apache.http.client.methods.HttpGet;
+import org.apache.http.impl.client.DefaultHttpClient;
+import org.json.JSONArray;
+import org.json.JSONException;
+import org.json.JSONObject;
+
+import android.location.Location;
+import android.util.Log;
+
+import com.TwentyCodes.android.debug.Debug;
+
+/**
+ * Due to this bug http://code.google.com/p/android/issues/detail?id=8816 google's Geocoder class does not function in android 2.2+.
+ * I found this source in one of the comments mentioning that it is a work around.
+ * 
+ * @author ricky barrette
+ */
+public class ReverseGeocoder {
+
+	private static final String TAG = "ReverseGeocoder";
+
+	/**
+	 * Performs a google maps search for the address 
+	 * @param location
+	 * @return JSON Array on google place marks nearby
+	 * @author ricky barrette
+	 * @throws IOException 
+	 * @throws JSONException 
+	 */
+    public static JSONArray getFromLocation(Location location) throws IOException, JSONException {
+    	String urlStr = "http://maps.google.com/maps/geo?q=" + location.getLatitude() + "," + location.getLongitude() + "&output=json&sensor=false";
+		StringBuffer response = new StringBuffer();
+		HttpClient client = new DefaultHttpClient();
+		
+		if(Debug.DEBUG)
+			Log.d(TAG, urlStr);
+		HttpResponse hr = client.execute(new HttpGet(urlStr));
+		HttpEntity entity = hr.getEntity();
+
+		BufferedReader br = new BufferedReader(new InputStreamReader(entity.getContent()));
+
+		String buff = null;
+		while ((buff = br.readLine()) != null)
+			response.append(buff);
+		
+		if(Debug.DEBUG)
+			Log.d(TAG, response.toString());
+		
+		return new JSONObject(response.toString()).getJSONArray("Placemark");
+	}
+    
+    /**
+     * Performs a google maps search for the closest address to the location
+     * @param lat
+     * @param lon
+     * @return string address, or lat, lon if search fails
+     * @author ricky barrette
+     */
+    public static String getAddressFromLocation(Location location) {
+    	String urlStr = "http://maps.google.com/maps/geo?q=" + location.getLatitude() + "," + location.getLongitude() + "&output=json&sensor=false";
+		StringBuffer response = new StringBuffer();
+		HttpClient client = new DefaultHttpClient();
+		
+		if(Debug.DEBUG)
+			Log.d(TAG, urlStr);
+		try {
+			HttpResponse hr = client.execute(new HttpGet(urlStr));
+			HttpEntity entity = hr.getEntity();
+
+			BufferedReader br = new BufferedReader(new InputStreamReader(entity.getContent()));
+
+			String buff = null;
+			while ((buff = br.readLine()) != null)
+				response.append(buff);
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+		
+		if(Debug.DEBUG)
+			Log.d(TAG, response.toString());
+		
+
+		JSONArray responseArray = null;
+		try {
+			responseArray = new JSONObject(response.toString()).getJSONArray("Placemark");
+		} catch (JSONException e) {
+			return location.getLatitude() +", "+ location.getLongitude() +" ± "+ location.getAccuracy()+"m";
+		}
+
+		if(Debug.DEBUG)
+			Log.d(TAG,responseArray.length() + " result(s)");
+		
+		try {
+			JSONObject jsl = responseArray.getJSONObject(0);
+			return jsl.getString("address");
+		} catch (JSONException e) {
+			e.printStackTrace();
+		}
+
+		return location.getLatitude() +", "+ location.getLongitude() +" ± "+ location.getAccuracy()+"m";
+	}
+
+    /**
+     * Performs a google maps search for the address
+     * @param address to search
+     * @return JSON Array of google place marks
+     * @throws IOException
+     * @throws JSONException
+     * @author ricky barrette
+     */
+	public static JSONArray addressSearch(String address) throws IOException, JSONException {
+		String urlStr = "http://maps.google.com/maps/geo?q=" + address + "&output=json&sensor=false";
+		urlStr = urlStr.replace(' ', '+');
+		StringBuffer response = new StringBuffer();
+		HttpClient client = new DefaultHttpClient();
+		
+		if(Debug.DEBUG)
+			Log.d(TAG, urlStr);
+		HttpResponse hr = client.execute(new HttpGet(urlStr));
+		HttpEntity entity = hr.getEntity();
+
+		BufferedReader br = new BufferedReader(new InputStreamReader(entity.getContent()));
+
+		String buff = null;
+		while ((buff = br.readLine()) != null)
+			response.append(buff);
+		
+		if(Debug.DEBUG)
+			Log.d(TAG, response.toString());
+		
+		return new JSONObject(response.toString()).getJSONArray("Placemark");
+	}
+}