package org.jeecg.modules.system.controller;
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import java.util.*;
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import javax.annotation.Resource;
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import org.apache.commons.lang.StringUtils;
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import org.apache.shiro.SecurityUtils;
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import org.jeecg.common.api.vo.Result;
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import org.jeecg.common.constant.CacheConstant;
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import org.jeecg.common.constant.CommonConstant;
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import org.jeecg.common.system.api.ISysBaseAPI;
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import org.jeecg.common.system.util.JwtUtil;
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import org.jeecg.common.system.vo.LoginUser;
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import org.jeecg.common.util.RedisUtil;
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import org.jeecg.common.util.oConvertUtils;
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import org.jeecg.modules.base.service.BaseCommonService;
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import org.jeecg.modules.system.service.ISysUserService;
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import org.jeecg.modules.system.vo.SysUserOnlineVO;
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import org.springframework.beans.BeanUtils;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.data.redis.core.RedisTemplate;
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import org.springframework.web.bind.annotation.*;
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import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
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import lombok.extern.slf4j.Slf4j;
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/**
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* @Description: 在线用户
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* @Author: chenli
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* @Date: 2020-06-07
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* @Version: V1.0
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*/
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@RestController
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@RequestMapping("/sys/online")
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@Slf4j
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public class SysUserOnlineController {
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@Autowired
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private RedisUtil redisUtil;
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@Autowired
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public RedisTemplate redisTemplate;
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@Autowired
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public ISysUserService userService;
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@Autowired
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private ISysBaseAPI sysBaseAPI;
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@Resource
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private BaseCommonService baseCommonService;
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@RequestMapping(value = "/list", method = RequestMethod.GET)
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public Result<Page<SysUserOnlineVO>> list(@RequestParam(name="username", required=false) String username,
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@RequestParam(name="pageNo", defaultValue="1") Integer pageNo,@RequestParam(name="pageSize", defaultValue="10") Integer pageSize) {
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Collection<String> keys = redisTemplate.keys(CommonConstant.PREFIX_USER_TOKEN + "*");
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List<SysUserOnlineVO> onlineList = new ArrayList<SysUserOnlineVO>();
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for (String key : keys) {
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String token = (String)redisUtil.get(key);
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if (StringUtils.isNotEmpty(token)) {
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SysUserOnlineVO online = new SysUserOnlineVO();
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online.setToken(token);
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//TODO 改成一次性查询
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LoginUser loginUser = sysBaseAPI.getUserByName(JwtUtil.getUsername(token));
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BeanUtils.copyProperties(loginUser, online);
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onlineList.add(online);
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}
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}
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Collections.reverse(onlineList);
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Page<SysUserOnlineVO> page = new Page<SysUserOnlineVO>(pageNo, pageSize);
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int count = onlineList.size();
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List<SysUserOnlineVO> pages = new ArrayList<>();
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// 计算当前页第一条数据的下标
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int currId = pageNo > 1 ? (pageNo - 1) * pageSize : 0;
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for (int i = 0; i < pageSize && i < count - currId; i++) {
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pages.add(onlineList.get(currId + i));
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}
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page.setSize(pageSize);
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page.setCurrent(pageNo);
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page.setTotal(count);
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// 计算分页总页数
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page.setPages(count % 10 == 0 ? count / 10 : count / 10 + 1);
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page.setRecords(pages);
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Result<Page<SysUserOnlineVO>> result = new Result<Page<SysUserOnlineVO>>();
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result.setSuccess(true);
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result.setResult(page);
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return result;
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}
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/**
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* 强退用户
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*/
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@RequestMapping(value = "/forceLogout",method = RequestMethod.POST)
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public Result<Object> forceLogout(@RequestBody SysUserOnlineVO online) {
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//用户退出逻辑
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if(oConvertUtils.isEmpty(online.getToken())) {
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return Result.error("退出登录失败！");
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}
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String username = JwtUtil.getUsername(online.getToken());
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LoginUser sysUser = sysBaseAPI.getUserByName(username);
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if(sysUser!=null) {
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baseCommonService.addLog("强制: "+sysUser.getRealname()+"退出成功！", CommonConstant.LOG_TYPE_1, null,sysUser);
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log.info(" 强制 "+sysUser.getRealname()+"退出成功！ ");
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//清空用户登录Token缓存
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redisUtil.del(CommonConstant.PREFIX_USER_TOKEN + online.getToken());
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//清空用户登录Shiro权限缓存
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redisUtil.del(CommonConstant.PREFIX_USER_SHIRO_CACHE + sysUser.getId());
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//清空用户的缓存信息（包括部门信息），例如sys:cache:user::<username>
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redisUtil.del(String.format("%s::%s", CacheConstant.SYS_USERS_CACHE, sysUser.getUsername()));
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//调用shiro的logout
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SecurityUtils.getSubject().logout();
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return Result.ok("退出登录成功！");
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}else {
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return Result.error("Token无效!");
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}
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}
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}
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