package com.zy.common.config;
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import com.alibaba.fastjson.JSON;
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import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
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import com.core.annotations.ManagerAuth;
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import com.core.common.BaseRes;
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import com.core.common.Cools;
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import com.zy.common.utils.Http;
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import com.zy.system.entity.*;
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import com.zy.system.service.*;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.lang.Nullable;
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import org.springframework.stereotype.Component;
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import org.springframework.web.method.HandlerMethod;
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import org.springframework.web.servlet.HandlerInterceptor;
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import org.springframework.web.servlet.ModelAndView;
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import org.springframework.web.util.ContentCachingRequestWrapper;
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import jakarta.servlet.http.HttpServletRequest;
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import jakarta.servlet.http.HttpServletResponse;
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import java.nio.charset.Charset;
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import java.nio.charset.StandardCharsets;
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import java.lang.reflect.Method;
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import java.util.Date;
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import java.util.LinkedHashMap;
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import java.util.Map;
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/**
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* Created by vincent on 2019-06-13
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*/
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@Component
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@Slf4j
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public class AdminInterceptor implements HandlerInterceptor {
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private static final String ATTR_USER_ID = "userId";
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private static final String ATTR_OPERATE_LOG = "operateLog";
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private static final Long SUPER_USER_ID = 9527L;
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@Value("${super.pwd}")
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private String superPwd;
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@Autowired
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private UserService userService;
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@Autowired
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private UserLoginService userLoginService;
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@Autowired
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private OperateLogService operateLogService;
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@Autowired
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private PermissionService permissionService;
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@Autowired
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private RolePermissionService rolePermissionService;
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@Override
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public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
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cors(response);
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if (handler instanceof org.springframework.web.servlet.resource.ResourceHttpRequestHandler) {
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return true;
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}
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ManagerAuth annotation = resolveManagerAuth(handler);
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boolean requiresCheck = annotation != null && annotation.value().equals(ManagerAuth.Auth.CHECK);
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// super账号
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String token = request.getHeader("token");
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if (token!=null) {
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String deToken = Cools.deTokn(token, superPwd);
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if (deToken!=null){
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long timestamp = Long.parseLong(deToken.substring(0, 13));
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// 1天后过期
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if (System.currentTimeMillis() - timestamp > 86400000){
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Http.response(response, BaseRes.DENIED);
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return false;
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}
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if ("super".equals(deToken.substring(13))) {
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request.setAttribute(ATTR_USER_ID, SUPER_USER_ID);
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if (requiresCheck) {
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cacheOperateLog(request, annotation.memo(), SUPER_USER_ID);
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}
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return true;
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}
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}
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}
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// 跨域设置
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// response.setHeader("Access-Control-Allow-Origin", "*");
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if (!(handler instanceof HandlerMethod)) {
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return true;
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}
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if (requiresCheck){
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return check(request, response, annotation.memo());
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}
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return true;
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}
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@Override
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public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler, @Nullable ModelAndView modelAndView) {
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}
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@Override
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public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler,
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@Nullable Exception ex) {
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Object obj = request.getAttribute(ATTR_OPERATE_LOG);
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if (!(obj instanceof OperateLog)) {
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return;
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}
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OperateLog operateLog = (OperateLog) obj;
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operateLog.setRequest(buildRequestContent(request));
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operateLog.setResponse(buildResponseContent(response, ex));
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try {
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operateLogService.save(operateLog);
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} catch (Exception saveEx) {
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log.warn("保存操作日志失败, uri={}", request.getRequestURI(), saveEx);
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}
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}
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private boolean check(HttpServletRequest request, HttpServletResponse response, String memo) {
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try {
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String token = request.getHeader("token");
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UserLogin userLogin = userLoginService.getOne(new QueryWrapper<UserLogin>().eq("token", token).eq("system_type", "WCS"));
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if (null == userLogin){
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Http.response(response, BaseRes.DENIED);
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return false;
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}
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User user = userService.getById(userLogin.getUserId());
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String deToken = Cools.deTokn(token, user.getPassword());
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long timestamp = Long.parseLong(deToken.substring(0, 13));
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// 1天后过期
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if (System.currentTimeMillis() - timestamp > 86400000){
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Http.response(response, BaseRes.DENIED);
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return false;
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}
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// 权限校验
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if (!limit(request.getRequestURI(), user)) {
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Http.response(response, BaseRes.LIMIT);
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return false;
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}
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// 请求缓存
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request.setAttribute(ATTR_USER_ID, user.getId());
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cacheOperateLog(request, memo, user.getId());
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return true;
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} catch (Exception e){
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Http.response(response, BaseRes.DENIED);
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return false;
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}
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}
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/**
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* 权限拦截
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* @return false:无权限; true:认证通过
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*/
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private boolean limit(String action, User user) {
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Permission permission = new Permission();
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permission.setAction(action);
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permission.setStatus((short) 1);
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Permission one = permissionService.getOne(new QueryWrapper<>(permission));
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if (!Cools.isEmpty(one)) {
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RolePermission rolePermission = rolePermissionService.getOne(new QueryWrapper<>(new RolePermission(user.getRoleId(), permission.getId())));
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return !Cools.isEmpty(rolePermission);
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}
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return true;
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}
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/**
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* 跨域
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*/
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private void cors(HttpServletResponse response){
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// 跨域设置
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response.setHeader("Access-Control-Allow-Origin", "*");
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response.setHeader("Access-Control-Allow-Credentials", "true");
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response.setHeader("Access-Control-Allow-Methods", "*");
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response.setHeader("Access-Control-Allow-Headers", "Content-Type,Access-Token,token,X-Lang,Accept-Language");
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response.setHeader("Access-Control-Expose-Headers", "*");
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}
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private ManagerAuth resolveManagerAuth(Object handler) {
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if (!(handler instanceof HandlerMethod)) {
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return null;
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}
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HandlerMethod handlerMethod = (HandlerMethod) handler;
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Method method = handlerMethod.getMethod();
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if (!method.isAnnotationPresent(ManagerAuth.class)) {
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return null;
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}
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return method.getAnnotation(ManagerAuth.class);
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}
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private void cacheOperateLog(HttpServletRequest request, String memo, Long userId) {
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if (userId == null || request.getAttribute(ATTR_OPERATE_LOG) != null) {
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return;
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}
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OperateLog operateLog = new OperateLog();
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operateLog.setAction(Cools.isEmpty(memo) ? request.getRequestURI() : memo);
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operateLog.setIp(request.getRemoteAddr());
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operateLog.setUserId(userId);
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operateLog.setCreateTime(new Date());
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request.setAttribute(ATTR_OPERATE_LOG, operateLog);
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}
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private String buildRequestContent(HttpServletRequest request) {
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String body = readCachedBody(request);
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if (!Cools.isEmpty(body)) {
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return body;
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}
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return JSON.toJSONString(request.getParameterMap());
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}
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private String readCachedBody(HttpServletRequest request) {
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if (!(request instanceof ContentCachingRequestWrapper)) {
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return null;
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}
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ContentCachingRequestWrapper wrapper = (ContentCachingRequestWrapper) request;
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byte[] content = wrapper.getContentAsByteArray();
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if (content == null || content.length == 0) {
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return null;
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}
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Charset charset = StandardCharsets.UTF_8;
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if (!Cools.isEmpty(wrapper.getCharacterEncoding())) {
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try {
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charset = Charset.forName(wrapper.getCharacterEncoding());
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} catch (Exception ignored) {
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}
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}
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String body = new String(content, charset).trim();
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return body.isEmpty() ? null : body;
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}
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private String buildResponseContent(HttpServletResponse response, Exception ex) {
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Map<String, Object> result = new LinkedHashMap<>();
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result.put("status", response.getStatus());
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if (ex != null) {
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result.put("error", ex.getClass().getName());
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result.put("message", ex.getMessage());
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}
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return JSON.toJSONString(result);
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}
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}
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