package com.zy.common.config;
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import com.alibaba.fastjson.JSON;
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import com.baomidou.mybatisplus.mapper.EntityWrapper;
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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 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.ModelAndView;
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import org.springframework.web.servlet.handler.HandlerInterceptorAdapter;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import java.lang.reflect.Method;
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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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public class AdminInterceptor extends HandlerInterceptorAdapter {
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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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// 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("userId", 9527);
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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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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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ManagerAuth annotation = method.getAnnotation(ManagerAuth.class);
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if (annotation.value().equals(ManagerAuth.Auth.CHECK)){
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return check(request, response, annotation.memo());
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}
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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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Object obj = request.getAttribute("operateLog");
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if (obj instanceof OperateLog) {
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OperateLog operate = (OperateLog) obj;
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operate.setResponse(String.valueOf(response.getStatus()));
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operateLogService.insert(operate);
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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.selectOne(new EntityWrapper<UserLogin>().eq("token", token));
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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.selectById(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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// 操作日志
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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(user.getId());
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operateLog.setRequest(JSON.toJSONString(request.getParameterMap()));
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// 请求缓存
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request.setAttribute("userId", user.getId());
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request.setAttribute("operateLog", operateLog);
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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.selectOne(new EntityWrapper<>(permission));
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if (!Cools.isEmpty(one)) {
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RolePermission rolePermission = rolePermissionService.selectOne(new EntityWrapper<>(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");
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response.setHeader("Access-Control-Expose-Headers", "*");
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}
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}
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