package com.zbkj.admin.manager;
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import cn.hutool.core.util.ObjectUtil;
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import com.zbkj.common.exception.CarException;
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import com.zbkj.common.utils.CarUtil;
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import com.zbkj.common.vo.LoginUserVo;
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import com.zbkj.service.service.impl.UserDetailServiceImpl;
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import org.springframework.security.authentication.AuthenticationProvider;
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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.security.core.AuthenticationException;
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import org.springframework.stereotype.Component;
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/**
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* 自定义验证（admin登录）
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*/
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@Component
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public class CustomAuthenticationProvider implements AuthenticationProvider {
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private UserDetailServiceImpl userDetailsService;
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public CustomAuthenticationProvider(UserDetailServiceImpl userDetailsService) {
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this.userDetailsService = userDetailsService;
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}
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// private final UserDetailServiceImpl userDetailsService = new UserDetailServiceImpl();
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@Override
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public Authentication authenticate(Authentication authentication) throws AuthenticationException {
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String name = authentication.getPrincipal().toString();
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String password = authentication.getCredentials().toString();
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//以下自定义方法，判断是否登录成功
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LoginUserVo userDetails = (LoginUserVo) userDetailsService.loadUserByUsername(name);
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if (ObjectUtil.isNull(userDetails)) {
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throw new CarException("用户名不存在");
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}
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// base64加密获取真正密码
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String encryptPassword = CarUtil.encryptPassword(password, name);
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if (!userDetails.getUser().getPwd().equals(encryptPassword)) {
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throw new CarException("账号或者密码不正确");
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}
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return new UsernamePasswordAuthenticationToken(userDetails, password, userDetails.getAuthorities());
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}
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@Override
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public boolean supports(Class<?> authentication) {
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//确保authentication能转成该类
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return authentication.equals(UsernamePasswordAuthenticationToken.class);
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}
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}
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