订阅更新记录新增地址

src/main/java/com/lion/lionwebsite/Dao/SubMapper.java

@@ -29,7 +29,7 @@ public interface SubMapper {
     @Delete("delete from sub_bind where user=#{user}")
     void deleteSubBind(String user);
 
-    @Insert("insert into sub_update_record (user, ip, UA, time) values (#{user}, #{ip}, #{UA}, #{time})")
+    @Insert("insert into sub_update_record (user, ip, UA, time, location) values (#{user}, #{ip}, #{UA}, #{time}, #{location})")
     void insertSubUpdateRecord(SubUpdateRecord subUpdateRecord);
 
     @Select("select * from sub_update_record")

src/main/java/com/lion/lionwebsite/Domain/SubUpdateRecord.java

@@ -15,4 +15,5 @@ public class SubUpdateRecord {
     String ip;
     String UA;
     Date time;
+    String location;
 }

src/main/java/com/lion/lionwebsite/Service/SubService.java

@@ -9,6 +9,7 @@ import com.lion.lionwebsite.Util.FileDownload;
 import com.lion.lionwebsite.Util.Response;
 import jakarta.servlet.http.HttpServletRequest;
 import jakarta.servlet.http.HttpServletResponse;
+import org.lionsoul.ip2region.xdb.Searcher;
 import org.springframework.stereotype.Service;
 
 import java.io.IOException;
@@ -19,8 +20,17 @@ import java.util.Date;
 @Service
 public class SubService {
     SubMapper subMapper;
+
+    byte[] vIndex;
+
+    String dbPath = "ip2region.xdb";
     public SubService(SubMapper subMapper) {
         this.subMapper = subMapper;
+        try {
+            vIndex = Searcher.loadVectorIndexFromFile(dbPath);
+        }catch (Exception e){
+            System.out.printf("failed to load vector index from `%s`: %s\n", dbPath, e);
+        }
     }
 
     public String insertSubBind(String user){
@@ -83,7 +93,21 @@ public class SubService {
         if(UA == null)
             return;
 
-        SubUpdateRecord subUpdateRecord = new SubUpdateRecord(0, subBind.getUser(), ip, UA, new Date());
+        StringBuilder location = new StringBuilder();
+        Searcher searcher;
+        try {
+            searcher = Searcher.newWithVectorIndex(dbPath, vIndex);
+            String region = searcher.search(ip);
+            String[] temp = region.split("\\|");
+            for (int i = 2; i < temp.length; i++)
+                if(!temp[i].equals("0"))
+                    location.append(temp[i]).append(" ");
+        } catch (Exception e) {
+            System.out.printf("failed to create vectorIndex cached searcher with `%s`: %s\n", dbPath, e);
+            return;
+        }
+
+        SubUpdateRecord subUpdateRecord = new SubUpdateRecord(0, subBind.getUser(), ip, UA, new Date(), location.toString().trim());
         subMapper.insertSubUpdateRecord(subUpdateRecord);
         if(subMapper.selectUpdateRecordCount(subBind.getUser()) > 10)
             subMapper.deleteSubUpdateRecordById(subMapper.selectMinUpdateRecordId(subBind.getUser()));