/*
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Copyright [2020] [https://www.xiaonuo.vip]
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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Snowy采用APACHE LICENSE 2.0开源协议,您在使用过程中,需要注意以下几点:
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1.请不要删除和修改根目录下的LICENSE文件。
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2.请不要删除和修改Snowy源码头部的版权声明。
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3.请保留源码和相关描述文件的项目出处,作者声明等。
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4.分发源码时候,请注明软件出处 https://gitee.com/xiaonuobase/snowy
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5.在修改包名,模块名称,项目代码等时,请注明软件出处 https://gitee.com/xiaonuobase/snowy
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6.若您的项目无法满足以上几点,可申请商业授权,获取Snowy商业授权许可,请在官网购买授权,地址为 https://www.xiaonuo.vip
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*/
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package vip.xiaonuo.core.util;
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import cn.hutool.core.util.ObjectUtil;
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import cn.hutool.extra.servlet.ServletUtil;
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import cn.hutool.http.useragent.Browser;
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import cn.hutool.http.useragent.UserAgent;
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import cn.hutool.http.useragent.UserAgentUtil;
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import vip.xiaonuo.core.consts.CommonConstant;
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import vip.xiaonuo.core.consts.SymbolConstant;
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import javax.servlet.http.HttpServletRequest;
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/**
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* 用户代理工具类
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*
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* @author xuyuxiang
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* @date 2020/3/19 14:52
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*/
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public class UaUtil {
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/**
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* 获取客户端浏览器
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*
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* @author xuyuxiang
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* @date 2020/3/19 14:53
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*/
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public static String getBrowser(HttpServletRequest request) {
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UserAgent userAgent = getUserAgent(request);
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if (ObjectUtil.isEmpty(userAgent)) {
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return SymbolConstant.DASH;
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} else {
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String browser = userAgent.getBrowser().toString();
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return CommonConstant.UNKNOWN.equals(browser) ? SymbolConstant.DASH : browser;
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}
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}
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/**
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* 获取客户端操作系统
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*
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* @author xuyuxiang
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* @date 2020/3/19 14:53
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*/
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public static String getOs(HttpServletRequest request) {
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UserAgent userAgent = getUserAgent(request);
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if (ObjectUtil.isEmpty(userAgent)) {
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return SymbolConstant.DASH;
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} else {
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String os = userAgent.getOs().toString();
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return CommonConstant.UNKNOWN.equals(os) ? SymbolConstant.DASH : os;
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}
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}
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/**
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* 获取请求代理头
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*
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* @author xuyuxiang
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* @date 2020/3/19 14:54
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*/
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private static UserAgent getUserAgent(HttpServletRequest request) {
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String userAgentStr = ServletUtil.getHeaderIgnoreCase(request, CommonConstant.USER_AGENT);
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UserAgent userAgent = UserAgentUtil.parse(userAgentStr);
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//判空
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if (ObjectUtil.isNotEmpty(userAgentStr)) {
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//如果根本没获取到浏览器
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if (CommonConstant.UNKNOWN.equals(userAgent.getBrowser().getName())) {
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//则将ua设置为浏览器
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userAgent.setBrowser(new Browser(userAgentStr, null, ""));
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}
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}
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return userAgent;
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}
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}
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