package com.itstyle.common.util;
import java.io.BufferedReader;
import java.io.DataOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
import java.net.HttpURLConnection;
import java.net.URL;
import javax.servlet.http.HttpServletRequest;
import org.apache.commons.lang.StringUtils;
/**
* 根据IP地址获取详细的地域信息
*
*/
public class AddressUtils {
/**
*
* @param content
* 请求的参数 格式为：name=xxx&pwd=xxx
* @param encoding
* 服务器端请求编码。如GBK,UTF-8等
* @return
* @throws UnsupportedEncodingException
*/
public static String getAddresses(String ip) throws UnsupportedEncodingException {
String urlStr ="http://ip.taobao.com/service/getIpInfo.php";
String returnStr = getResult(urlStr, ip);
if (returnStr != null) {
// 处理返回的省市区信息
String[] temp = returnStr.split(",");
if (temp.length < 3) {
return "0";// 无效IP，局域网测试
}
String region = (temp[5].split(":"))[1].replaceAll("\"", "");
region = decodeUnicode(region);// 省份
String country = "";
String area = "";
// String region = "";
String city = "";
String county = "";
String isp = "";
for (int i = 0; i < temp.length; i++) {
switch (i) {
case 1:
country = (temp[i].split(":"))[2].replaceAll("\"", "");
country = decodeUnicode(country);// 国家
break;
case 3:
area = (temp[i].split(":"))[1].replaceAll("\"", "");
area = decodeUnicode(area);// 地区
break;
case 5:
region = (temp[i].split(":"))[1].replaceAll("\"", "");
region = decodeUnicode(region);// 省份
break;
case 7:
city = (temp[i].split(":"))[1].replaceAll("\"", "");
city = decodeUnicode(city);// 市区
break;
case 9:
county = (temp[i].split(":"))[1].replaceAll("\"", "");
county = decodeUnicode(county);// 地区
break;
case 11:
isp = (temp[i].split(":"))[1].replaceAll("\"", "");
isp = decodeUnicode(isp); // ISP公司
break;
}
}
String address = region+city;
if(StringUtils.isBlank(address)){
address = "地球村";
}
return address;
}
return null;
}
/**
* @param urlStr
* 请求的地址
* @param content
* 请求的参数 格式为：name=xxx&pwd=xxx
* @param encoding
* 服务器端请求编码。如GBK,UTF-8等
* @return
*/
private static String getResult(String urlStr, String ip) {
URL url = null;
HttpURLConnection connection = null;
try {
url = new URL(urlStr);
connection = (HttpURLConnection) url.openConnection();// 新建连接实例
/**
* 超时错误 由 2s改为5s
*/
connection.setConnectTimeout(5000);// 设置连接超时时间，单位毫秒
connection.setReadTimeout(5000);// 设置读取数据超时时间，单位毫秒
connection.setDoOutput(true);// 是否打开输出流true|false
connection.setDoInput(true);// 是否打开输入流true|false
connection.setRequestMethod("POST");// 提交方法POST|GET
connection.setUseCaches(false);// 是否缓存true|false
connection.connect();// 打开连接端口
DataOutputStream out = new DataOutputStream(connection.getOutputStream());// 打开输出流往对端服务器写数据
out.writeBytes("ip="+ip);// 写数据,也就是提交你的表单name=xxx&pwd=xxx
out.flush();// 刷新
out.close();// 关闭输出流
BufferedReader reader = new BufferedReader(new InputStreamReader(connection.getInputStream(), "utf-8"));// 往对端写完数据对端服务器返回数据
// ,以BufferedReader流来读取
StringBuffer buffer = new StringBuffer();
String line = "";
while ((line = reader.readLine()) != null) {
buffer.append(line);
}
reader.close();
return buffer.toString();
} catch (IOException e) {
e.printStackTrace();
} finally {
if (connection != null) {
connection.disconnect();// 关闭连接
}
}
return null;
}
/**
* unicode 转换成 中文
* @param theString
* @return
*/
public static String decodeUnicode(String theString) {
char aChar;
int len = theString.length();
StringBuffer outBuffer = new StringBuffer(len);
for (int x = 0; x < len;) {
aChar = theString.charAt(x++);
if (aChar == '\\') {
aChar = theString.charAt(x++);
if (aChar == 'u') {
int value = 0;
for (int i = 0; i < 4; i++) {
aChar = theString.charAt(x++);
switch (aChar) {
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
value = (value << 4) + aChar - '0';
break;
case 'a':
case 'b':
case 'c':
case 'd':
case 'e':
case 'f':
value = (value << 4) + 10 + aChar - 'a';
break;
case 'A':
case 'B':
case 'C':
case 'D':
case 'E':
case 'F':
value = (value << 4) + 10 + aChar - 'A';
break;
default:
throw new IllegalArgumentException("Malformed encoding.");
}
}
outBuffer.append((char) value);
} else {
if (aChar == 't') {
aChar = '\t';
} else if (aChar == 'r') {
aChar = '\r';
} else if (aChar == 'n') {
aChar = '\n';
} else if (aChar == 'f') {
aChar = '\f';
}
outBuffer.append(aChar);
}
} else {
outBuffer.append(aChar);
}
}
return outBuffer.toString();
}
/**
* 获取IP地址
* @Author 科帮网
* @param request
* @return String
* @Date 2017年7月31日
* 更新日志
* 2017年7月31日 科帮网 首次创建
*
*/
public static String getIpAddr(HttpServletRequest request)
{
String ip = request.getHeader("X-Real-IP");
if(!StringUtils.isBlank(ip) && !"unknown".equalsIgnoreCase(ip))
return ip;
ip = request.getHeader("X-Forwarded-For");
if(!StringUtils.isBlank(ip) && !"unknown".equalsIgnoreCase(ip))
{
int index = ip.indexOf(',');
if(index != -1)
return ip.substring(0, index);
else
return ip;
}
if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
ip = request.getHeader("Proxy-Client-IP");
if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
ip = request.getHeader("WL-Proxy-Client-IP");
if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
ip = request.getHeader("HTTP_CLIENT_IP");
if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
ip = request.getHeader("HTTP_X_FORWARDED_FOR");
if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
ip = request.getRemoteAddr();
return ip;
}
}
