content: package com.snow.auth.service;
  
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.stereotype.Component;
  import com.snow.common.core.constant.CacheConstants;
  import com.snow.common.core.constant.Constants;
  import com.snow.common.core.constant.SecurityConstants;
  import com.snow.common.core.constant.UserConstants;
  import com.snow.common.core.domain.R;
  import com.snow.common.core.enums.UserStatus;
  import com.snow.common.core.exception.ServiceException;
  import com.snow.common.core.text.Convert;
  import com.snow.common.core.utils.StringUtils;
  import com.snow.common.core.utils.ip.IpUtils;
  import com.snow.common.redis.service.RedisService;
  import com.snow.common.security.utils.SecurityUtils;
  import com.snow.system.api.RemoteUserService;
  import com.snow.system.api.domain.SysUser;
  import com.snow.system.api.model.LoginUser;
  
  /**
   * 登录校验方法
   * 
   * @author snow
   */
  @Component
  public class SysLoginService
  {
      @Autowired
      private RemoteUserService remoteUserService;
  
      @Autowired
      private SysPasswordService passwordService;
  
      @Autowired
      private SysRecordLogService recordLogService;
  
      @Autowired
      private RedisService redisService;
  
      /**
       * 登录
       */
      public LoginUser login(String username, String password)
      {
          // 用户名或密码为空 错误
          if (StringUtils.isAnyBlank(username, password))
          {
              recordLogService.recordLogininfor(username, Constants.LOGIN_FAIL, "用户/密码必须填写");
              throw new ServiceException("用户/密码必须填写");
          }
          // 密码如果不在指定范围内 错误
          if (password.length() < UserConstants.PASSWORD_MIN_LENGTH
                  || password.length() > UserConstants.PASSWORD_MAX_LENGTH)
          {
              recordLogService.recordLogininfor(username, Constants.LOGIN_FAIL, "用户密码不在指定范围");
              throw new ServiceException("用户密码不在指定范围");
          }
          // 用户名不在指定范围内 错误
          if (username.length() < UserConstants.USERNAME_MIN_LENGTH
                  || username.length() > UserConstants.USERNAME_MAX_LENGTH)
          {
              recordLogService.recordLogininfor(username, Constants.LOGIN_FAIL, "用户名不在指定范围");
              throw new ServiceException("用户名不在指定范围");
          }
          // IP黑名单校验
          String blackStr = Convert.toStr(redisService.getCacheObject(CacheConstants.SYS_LOGIN_BLACKIPLIST));
          if (IpUtils.isMatchedIp(blackStr, IpUtils.getIpAddr()))
          {
              recordLogService.recordLogininfor(username, Constants.LOGIN_FAIL, "很遗憾，访问IP已被列入系统黑名单");
              throw new ServiceException("很遗憾，访问IP已被列入系统黑名单");
          }
          // 查询用户信息
          R<LoginUser> userResult = remoteUserService.getUserInfo(username, SecurityConstants.INNER);
  
          if (StringUtils.isNull(userResult) || StringUtils.isNull(userResult.getData()))
          {
              recordLogService.recordLogininfor(username, Constants.LOGIN_FAIL, "登录用户不存在");
              throw new ServiceException("登录用户：" + username + " 不存在");
          }
  
          if (R.FAIL == userResult.getCode())
          {
              throw new ServiceException(userResult.getMsg());
          }
          
          LoginUser userInfo = userResult.getData();
          SysUser user = userResult.getData().getSysUser();
          if (UserStatus.DELETED.getCode().equals(user.getDelFlag()))
          {
              recordLogService.recordLogininfor(username, Constants.LOGIN_FAIL, "对不起，您的账号已被删除");
              throw new ServiceException("对不起，您的账号：" + username + " 已被删除");
          }
          if (UserStatus.DISABLE.getCode().equals(user.getStatus()))
          {
              recordLogService.recordLogininfor(username, Constants.LOGIN_FAIL, "用户已停用，请联系管理员");
              throw new ServiceException("对不起，您的账号：" + username + " 已停用");
          }
          passwordService.validate(user, password);
          recordLogService.recordLogininfor(username, Constants.LOGIN_SUCCESS, "登录成功");
          return userInfo;
      }
  
      public void logout(String loginName)
      {
          recordLogService.recordLogininfor(loginName, Constants.LOGOUT, "退出成功");
      }
  
      /**
       * 注册
       */
      public void register(String username, String password)
      {
          // 用户名或密码为空 错误
          if (StringUtils.isAnyBlank(username, password))
          {
              throw new ServiceException("用户/密码必须填写");
          }
          if (username.length() < UserConstants.USERNAME_MIN_LENGTH
                  || username.length() > UserConstants.USERNAME_MAX_LENGTH)
          {
              throw new ServiceException("账户长度必须在2到20个字符之间");
          }
          if (password.length() < UserConstants.PASSWORD_MIN_LENGTH
                  || password.length() > UserConstants.PASSWORD_MAX_LENGTH)
          {
              throw new ServiceException("密码长度必须在5到20个字符之间");
          }
  
          // 注册用户信息
          SysUser sysUser = new SysUser();
          sysUser.setUserName(username);
          sysUser.setNickName(username);
          sysUser.setPassword(SecurityUtils.encryptPassword(password));
          R<?> registerResult = remoteUserService.registerUserInfo(sysUser, SecurityConstants.INNER);
  
          if (R.FAIL == registerResult.getCode())
          {
              throw new ServiceException(registerResult.getMsg());
          }
          recordLogService.recordLogininfor(username, Constants.REGISTER, "注册成功");
      }
  }
  