SpringBoot联合ip2region实现博客品评显示IP属地 - IT评测·应用市场-qidao123.com技术社区

package com.zou.blog.util;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.io.FileUtils;
import org.lionsoul.ip2region.xdb.Searcher;
import org.springframework.core.io.Resource;
import org.springframework.core.io.support.PathMatchingResourcePatternResolver;
import org.springframework.core.io.support.ResourcePatternResolver;
import javax.servlet.http.HttpServletRequest;
import java.io.File;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
/**
* ip解析工具
*
* @author zxf
* @version v1.0.0
* @date 2024/7/14 20:26
*/
@Slf4j
public class IpParseUtil {
/**
* 解析ip地址
*
* @param ipStr 字符串类型ip 例:192.168.0.1
* @return 返回结果形式(国家 | 区域 | 省份 | 城市 | ISP) 例 [中国, 0, 河北省, 衡水市, 电信]
*/
public static List<String> parse(String ipStr) {
return parse(ipStr, null);
}
/**
* 自定义解析ip地址
*
* @param ipStr ip 字符串类型ip 例:1970753539(经过转换后的)
* @param index 想要获取的区间例如:只想获取省,市 index = [2,3]
* @return 返回结果例 [北京,北京市]
*/
public static List<String> parse(String ipStr, int[] index) {
try {
//获得文件流时，因为读取的文件是在打好jar文件里面，不能直接通过文件资源路径拿到文件，但是可以在jar包中拿到文件流
//ResourcePatternResolver的实现方法，可以匹配到各种部署时的各种文件类型例如war，jar，zip等等findPathMatchingResources
ResourcePatternResolver resolver = new PathMatchingResourcePatternResolver();
Resource[] resources = resolver.getResources("ip2region.xdb");
Resource resource = resources[0];
InputStream is = resource.getInputStream();
File target = new File("ip2region.xdb");
FileUtils.copyInputStreamToFile(is, target);
is.close();
Searcher searcher = new Searcher(String.valueOf(target), null, null);
long ip = Searcher.checkIP(ipStr);
return parse(ip, index, searcher);
} catch (Exception e) {
log.error("ip解析为long错误,ipStr:[{}],错误信息:[{}]", ipStr, e.getMessage(), e);
throw new RuntimeException("系统异常!");
}
}
/**
* 自定义解析ip地址
*
* @param ip ip Long类型ip
* @param index 想要获取的区间例如:只想获取省,市 index = [2,3]
* @return 返回结果例 [湖南省, 衡阳市]
*/
public static List<String> parse(Long ip, int[] index, Searcher searcher) {
List<String> regionList = new ArrayList<>();
try {
String region = searcher.search(ip);
log.info("获取到的城市信息：" + region);
String[] split = region.split("\\|");
if (index == null) {
regionList = Arrays.asList(split);
} else {
for (int i : index) {
regionList.add(split[i]);
}
}
//关闭资源
searcher.close();
} catch (Exception e) {
log.error("根据ip解析地址失败,ip:[{}],index[{}],报错信息:[{}]", ip, index, e.getMessage(), e);
throw new RuntimeException("系统异常!");
}
return regionList;
}
/**
* 获取IP方法
*
* @author zxf
*/
public static String getIpAddr(HttpServletRequest request) {
if (request == null) {
return "unknown";
}
String ip = request.getHeader("x-forwarded-for");
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("X-Forwarded-For");
}
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("X-Real-IP");
}
if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
ip = request.getRemoteAddr();
}
return ip;
}
public static void main(String[] args) {
String ip = "218.20.32.122";
List<String> parse = parse(ip);
System.out.println(parse);
}
}

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// 在评论控制器中
@PostMapping("/comments")
public ResponseEntity<Comment> createComment(@RequestBody Comment comment, HttpServletRequest request) {
String ip = IpParseUtil.getIpAddr(request);
List<String> location = IpParseUtil.parse(ip);
comment.setLocation(location);
// ...保存评论到数据库...
}

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<div class="comment">
<p>By: {{ comment.user.name }}</p>
<p>Location: {{ comment.location.join(", ") }}</p>
<p>{{ comment.content }}</p>
</div>

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