package com.ruoyi.system.service;
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import cn.hutool.core.util.ObjectUtil;
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import com.ruoyi.common.constant.Constants;
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import com.ruoyi.common.core.domain.entity.SysUser;
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import com.ruoyi.common.core.domain.model.LoginUser;
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import com.ruoyi.common.core.service.LogininforService;
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import com.ruoyi.common.core.service.TokenService;
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import com.ruoyi.common.exception.ServiceException;
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import com.ruoyi.common.exception.user.CaptchaException;
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import com.ruoyi.common.exception.user.CaptchaExpireException;
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import com.ruoyi.common.exception.user.UserException;
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import com.ruoyi.common.utils.DateUtils;
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import com.ruoyi.common.utils.MessageUtils;
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import com.ruoyi.common.utils.RedisUtils;
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import com.ruoyi.common.utils.ServletUtils;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.security.authentication.AuthenticationManager;
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import org.springframework.security.authentication.BadCredentialsException;
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import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
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import org.springframework.security.core.Authentication;
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import org.springframework.stereotype.Service;
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import javax.annotation.Resource;
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import javax.servlet.http.HttpServletRequest;
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import java.util.concurrent.TimeUnit;
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/**
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* 登录校验方法
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*
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* @author Lion Li
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*/
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@Service
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public class SysLoginService {
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@Autowired
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private TokenService tokenService;
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@Resource
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private AuthenticationManager authenticationManager;
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@Autowired
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private ISysUserService userService;
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@Autowired
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private ISysConfigService configService;
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@Autowired
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private LogininforService asyncService;
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/**
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* 登录验证
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*
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* @param username 用户名
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* @param password 密码
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* @param code 验证码
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* @param uuid 唯一标识
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* @return 结果
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*/
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public String login(String username, String password, String code, String uuid) {
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HttpServletRequest request = ServletUtils.getRequest();
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boolean captchaOnOff = configService.selectCaptchaOnOff();
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// 验证码开关
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if (captchaOnOff) {
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validateCaptcha(username, code, uuid, request);
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}
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// 获取用户登录错误次数(可自定义限制策略 例如: key + username + ip)
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Integer errorNumber = RedisUtils.getCacheObject(Constants.LOGIN_ERROR + username);
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// 锁定时间内登录 则踢出
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if (ObjectUtil.isNotNull(errorNumber) && errorNumber.equals(Constants.LOGIN_ERROR_NUMBER)) {
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asyncService.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.password.retry.limit.exceed", Constants.LOGIN_ERROR_LIMIT_TIME), request);
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throw new UserException("user.password.retry.limit.exceed", Constants.LOGIN_ERROR_LIMIT_TIME);
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}
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// 用户验证
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Authentication authentication = null;
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try {
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// 该方法会去调用UserDetailsServiceImpl.loadUserByUsername
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authentication = authenticationManager
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.authenticate(new UsernamePasswordAuthenticationToken(username, password));
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} catch (Exception e) {
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if (e instanceof BadCredentialsException) {
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// 是否第一次
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errorNumber = ObjectUtil.isNull(errorNumber) ? 1 : errorNumber + 1;
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// 达到规定错误次数 则锁定登录
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if (errorNumber.equals(Constants.LOGIN_ERROR_NUMBER)) {
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RedisUtils.setCacheObject(Constants.LOGIN_ERROR + username, errorNumber, Constants.LOGIN_ERROR_LIMIT_TIME, TimeUnit.MINUTES);
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asyncService.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.password.retry.limit.exceed", Constants.LOGIN_ERROR_LIMIT_TIME), request);
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throw new UserException("user.password.retry.limit.exceed", Constants.LOGIN_ERROR_LIMIT_TIME);
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} else {
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// 未达到规定错误次数 则递增
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RedisUtils.setCacheObject(Constants.LOGIN_ERROR + username, errorNumber);
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asyncService.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.password.retry.limit.count", errorNumber), request);
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throw new UserException("user.password.retry.limit.count", errorNumber);
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}
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} else {
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asyncService.recordLogininfor(username, Constants.LOGIN_FAIL, e.getMessage(), request);
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throw new ServiceException(e.getMessage());
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}
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}
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// 登录成功 清空错误次数
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RedisUtils.deleteObject(Constants.LOGIN_ERROR + username);
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asyncService.recordLogininfor(username, Constants.LOGIN_SUCCESS, MessageUtils.message("user.login.success"), request);
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LoginUser loginUser = (LoginUser) authentication.getPrincipal();
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recordLoginInfo(loginUser.getUserId(), username);
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// 生成token
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return tokenService.createToken(loginUser);
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}
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/**
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* 校验验证码
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*
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* @param username 用户名
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* @param code 验证码
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* @param uuid 唯一标识
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* @return 结果
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*/
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public void validateCaptcha(String username, String code, String uuid, HttpServletRequest request) {
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String verifyKey = Constants.CAPTCHA_CODE_KEY + uuid;
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String captcha = RedisUtils.getCacheObject(verifyKey);
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RedisUtils.deleteObject(verifyKey);
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if (captcha == null) {
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asyncService.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.jcaptcha.expire"), request);
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throw new CaptchaExpireException();
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}
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if (!code.equalsIgnoreCase(captcha)) {
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asyncService.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.jcaptcha.error"), request);
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throw new CaptchaException();
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}
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}
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/**
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* 记录登录信息
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*
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* @param userId 用户ID
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*/
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public void recordLoginInfo(Long userId, String username) {
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SysUser sysUser = new SysUser();
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sysUser.setUserId(userId);
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sysUser.setLoginIp(ServletUtils.getClientIP());
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sysUser.setLoginDate(DateUtils.getNowDate());
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sysUser.setUpdateBy(username);
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userService.updateUserProfile(sysUser);
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}
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}
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