1 /**
2 * Copyright (c) 2011, The University of Southampton and the individual contributors.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without modification,
6 * are permitted provided that the following conditions are met:
7 *
8 * * Redistributions of source code must retain the above copyright notice,
9 * this list of conditions and the following disclaimer.
10 *
11 * * Redistributions in binary form must reproduce the above copyright notice,
12 * this list of conditions and the following disclaimer in the documentation
13 * and/or other materials provided with the distribution.
14 *
15 * * Neither the name of the University of Southampton nor the names of its
16 * contributors may be used to endorse or promote products derived from this
17 * software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
21 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
22 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
23 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
26 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
28 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30 package org.openimaj.demos.irc;
31
32 import java.io.BufferedReader;
33 import java.io.IOException;
34 import java.io.InputStream;
35 import java.io.InputStreamReader;
36 import java.net.URL;
37
38 import org.openimaj.io.HttpUtils;
39 import org.openimaj.util.function.Function;
40
41 import com.google.gson.Gson;
42 import com.google.gson.GsonBuilder;
43
44 /**
45 * Given an IP, output a geolocation from freegeoio.net
46 * @author Sina Samangooei (ss@ecs.soton.ac.uk)
47 *
48 */
49 public class IPAsGeolocation implements Function<String, FreeGeoIPLocation> {
50
51 private Gson gson;
52 public IPAsGeolocation() {
53 this.gson = new GsonBuilder().create();
54 }
55 @Override
56 public FreeGeoIPLocation apply(String ip) {
57
58 InputStream is;
59 try {
60 URL url = new URL("http://freegeoip.net/json/" + ip);
61 is = HttpUtils.readURL(url);
62 BufferedReader reader = new BufferedReader(new InputStreamReader(is));
63 for (String line; (line = reader.readLine()) != null;) {
64 if(line.contains("Not Found")) return null;
65 try{
66 return gson.fromJson(line, FreeGeoIPLocation.class);
67 }catch(Throwable t){
68 return null;
69 }
70 }
71 } catch (IOException e) {
72 return null;
73 }
74 return null;
75 }
76
77 }