first commit

chenjiantian

2021-11-29 440235a6bd5a474c2a3d26687a77c8a8f47025a0

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/**
 * Copyright (C) 2018-2020
 * All rights reserved, Designed By www.yixiang.co
 * 注意：
 * 本软件为www.yixiang.co开发研制
 */
package com.sandu.ximon.admin.security;
 
import cn.hutool.json.JSONObject;
import com.sandu.common.enums.ResponseStatusEnums;
import com.sandu.common.execption.BusinessException;
import com.sandu.common.redis.online.OnlineUser;
import com.sandu.common.redis.online.OnlineUserService;
import com.sandu.common.security.config.SecurityProperties;
import com.sandu.common.security.jwt.JwtTokenProvider;
import com.sandu.common.util.RequestHolder;
import com.sandu.common.util.SpringContextHolder;
import com.sandu.ximon.dao.enums.AdministratorEnums;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
 
import javax.servlet.http.HttpServletRequest;
 
/**
 * 获取当前登录的用户
 *
 * @author Zheng Jie
 * @date 2019-01-17
 */
public class SecurityUtils {
 
    /**
     * 获取用户信息
     */
    private static UserDetails getUserDetails() {
        final Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
        if (authentication == null) {
            throw new BusinessException(ResponseStatusEnums.TOKEN_INVALID.getCode(), ResponseStatusEnums.TOKEN_INVALID.getMessage());
        }
        Integer administratorIdentity = getAdministratorIdentity();
        if (AdministratorEnums.ADMIN.getCode().equals(administratorIdentity) || AdministratorEnums.INSPECT_CUSTOMER.getCode().equals(administratorIdentity)) {
            UserDetails userDetails = (UserDetails) authentication.getPrincipal();
            UserDetailsService userDetailsService = SpringContextHolder.getBean("adminDetailsService");
            return userDetailsService.loadUserByUsername(userDetails.getUsername());
        } else if (AdministratorEnums.CUSTOMER.getCode().equals(administratorIdentity)) {
            UserDetails userDetails = (UserDetails) authentication.getPrincipal();
            UserDetailsService userDetailsService = SpringContextHolder.getBean("customerDetailsService");
            return userDetailsService.loadUserByUsername(userDetails.getUsername());
        }
 
        return null;
    }
 
    /**
     * 获取系统用户名称 登录名
     *
     * @return 系统用户名称
     */
    public static String getUsername() {
        final Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
        if (authentication == null) {
            throw new BusinessException(ResponseStatusEnums.TOKEN_INVALID.getCode(), ResponseStatusEnums.TOKEN_INVALID.getMessage());
        }
        UserDetails userDetails = (UserDetails) authentication.getPrincipal();
        return userDetails.getUsername();
    }
 
    /**
     * 获取管理员身份， 类型可见 {{@link AdministratorEnums}}
     *
     * @return
     */
    public static Integer getAdministratorIdentity() {
        final Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
        if (authentication == null) {
            throw new BusinessException(ResponseStatusEnums.TOKEN_INVALID.getCode(), ResponseStatusEnums.TOKEN_INVALID.getMessage());
        }
        return (Integer) authentication.getCredentials();
    }
 
    /**
     * 获取系统用户id
     *
     * @return 系统用户id
     */
    public static Long getUserId() {
        SecurityProperties properties = SpringContextHolder.getBean(SecurityProperties.class);
        if (!properties.isCacheOnline()) {
            UserDetails obj = getUserDetails();
            if (obj == null) {
                return null;
            }
            if (!obj.isEnabled()) {
                throw new BusinessException(ResponseStatusEnums.DISABLE_ACCOUNT.getCode(), ResponseStatusEnums.DISABLE_ACCOUNT.getMessage());
            }
            JSONObject json = new JSONObject(obj);
            return json.getJSONObject("user").get("id", Long.class);
        } else {
            HttpServletRequest httpServletRequest = RequestHolder.getHttpServletRequest();
            JwtTokenProvider tokenProvider = SpringContextHolder.getBean(JwtTokenProvider.class);
            OnlineUserService onlineUserService = SpringContextHolder.getBean(OnlineUserService.class);
            String username = tokenProvider.getSubjectForce(tokenProvider.getToken(httpServletRequest));
            OnlineUser one = onlineUserService.getOne(properties.getOnlineKey() + username);
            if (one != null) {
                return one.getUserId();
            } else {
                return null;
            }
        }
    }
}