init version for new gitea

src/main/java/com/saye/hrs/commons/IPUtil.java

@@ -0,0 +1,82 @@
+package com.saye.hrs.commons;
+
+import org.springframework.util.StringUtils;
+import org.springframework.web.context.request.RequestContextHolder;
+import org.springframework.web.context.request.ServletRequestAttributes;
+
+import javax.servlet.http.HttpServletRequest;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.stream.Collectors;
+
+/**
+ * @description: IP
+ * @author zmc
+ */
+public class IPUtil {
+
+    /**
+     * @description: 获取ip
+     * @param
+     * @return java.lang.String
+     * @author zmc
+     */
+    public static String getIp() {
+        ServletRequestAttributes requestAttributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
+        HttpServletRequest request = requestAttributes.getRequest();
+        return getIp(request);
+    }
+
+    /**
+     * @description: 获取ip
+     * @param request
+     * @return java.lang.String
+     * @author zmc
+     */
+    public static String getIp(HttpServletRequest request) {
+        if (request == null) {
+            return null;
+        }
+        String ip = request.getHeader("X-Forwarded-For");
+        if (!StringUtils.isEmpty(ip) && !"unknown".equalsIgnoreCase(ip.toLowerCase())) {
+            //多次反向代理后会有多个ip值，第一个ip才是真实ip
+            int index = ip.indexOf(",");
+            if (index != -1) {
+                return ip.substring(0, index);
+            } else {
+                return ip;
+            }
+        }
+        ip = request.getHeader("X-Real-IP");
+        if (!StringUtils.isEmpty(ip) && !"unknown".equalsIgnoreCase(ip.toLowerCase())) {
+            return ip;
+        }
+        return request.getRemoteAddr();
+    }
+
+    /**
+     * @description: 将IP地址的中间两段转星号隐藏处理
+     * @param ip
+     * @return java.lang.String
+     * @author zmc
+     */
+//    public static String hideIP(String ip) {
+//        if(null == ip) {
+//            return null;
+//        }
+//        List<String> newIPList = new ArrayList<>();
+//        String[] ipArr = org.apache.commons.lang3.StringUtils.splitByWholeSeparatorPreserveAllTokens(ip, ".");
+//        int i = 0;
+//        int len = ipArr.length;
+//        for (String str : ipArr) {
+//            if(i > 0 && i < len - 1) {
+//                str = "*";
+//            }
+//            newIPList.add(str);
+//            i++;
+//        }
+//        String newIP = newIPList.stream().collect(Collectors.joining("."));
+//        return newIP;
+//    }
+
+}