001/** 002 * Copyright (c) 2011, The University of Southampton and the individual contributors. 003 * All rights reserved. 004 * 005 * Redistribution and use in source and binary forms, with or without modification, 006 * are permitted provided that the following conditions are met: 007 * 008 * * Redistributions of source code must retain the above copyright notice, 009 * this list of conditions and the following disclaimer. 010 * 011 * * Redistributions in binary form must reproduce the above copyright notice, 012 * this list of conditions and the following disclaimer in the documentation 013 * and/or other materials provided with the distribution. 014 * 015 * * Neither the name of the University of Southampton nor the names of its 016 * contributors may be used to endorse or promote products derived from this 017 * software without specific prior written permission. 018 * 019 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 020 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 021 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 022 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR 023 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 024 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 025 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 026 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 027 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 028 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 029 */ 030package org.openimaj.demos.irc; 031 032import java.io.BufferedReader; 033import java.io.IOException; 034import java.io.InputStream; 035import java.io.InputStreamReader; 036import java.net.URL; 037 038import org.openimaj.io.HttpUtils; 039import org.openimaj.util.function.Function; 040 041import com.google.gson.Gson; 042import com.google.gson.GsonBuilder; 043 044/** 045 * Given an IP, output a geolocation from freegeoio.net 046 * @author Sina Samangooei (ss@ecs.soton.ac.uk) 047 * 048 */ 049public class IPAsGeolocation implements Function<String, FreeGeoIPLocation> { 050 051 private Gson gson; 052 public IPAsGeolocation() { 053 this.gson = new GsonBuilder().create(); 054 } 055 @Override 056 public FreeGeoIPLocation apply(String ip) { 057 058 InputStream is; 059 try { 060 URL url = new URL("http://freegeoip.net/json/" + ip); 061 is = HttpUtils.readURL(url); 062 BufferedReader reader = new BufferedReader(new InputStreamReader(is)); 063 for (String line; (line = reader.readLine()) != null;) { 064 if(line.contains("Not Found")) return null; 065 try{ 066 return gson.fromJson(line, FreeGeoIPLocation.class); 067 }catch(Throwable t){ 068 return null; 069 } 070 } 071 } catch (IOException e) { 072 return null; 073 } 074 return null; 075 } 076 077}