package com.whyc.service;
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import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
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import com.baomidou.mybatisplus.core.toolkit.Wrappers;
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import com.whyc.mapper.PermissionMapper;
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import com.whyc.mapper.RoleMapper;
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import com.whyc.mapper.UserMapper;
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import com.whyc.pojo.Permission;
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import com.whyc.pojo.User;
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import org.apache.shiro.authz.AuthorizationInfo;
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import org.apache.shiro.authz.SimpleAuthorizationInfo;
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import org.springframework.cache.annotation.Cacheable;
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import org.springframework.stereotype.Service;
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import javax.annotation.Resource;
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import java.util.LinkedList;
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import java.util.List;
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/**
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* 处理 shiro认证,授权,和数据库交互
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*/
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@Service
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public class UserBridgeService {
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@Resource
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private UserMapper userMapper;
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@Resource
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private RoleMapper roleMapper;
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@Resource
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private PermissionMapper permissionMapper;
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public User findPasswordAndSlatByUserName(String userName) {
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QueryWrapper<User> queryWrapper = Wrappers.query();
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queryWrapper.select("id","password","salt").eq("name",userName);
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try{
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return userMapper.selectOne(queryWrapper);
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}catch (Exception e){
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e.printStackTrace();
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return new User(0,"用户不存在");
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}
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}
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@Cacheable(cacheNames = "authorizationCache",key = "#root.method")
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public AuthorizationInfo getAuthorizationInfo(User user) {
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SimpleAuthorizationInfo authorizationInfo = new SimpleAuthorizationInfo();
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//添加Roles和Permissions
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List<String> roles = this.findRolesByUserId(user.getId());
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List<String> perms = this.findPermissionsByUserId(user.getId());
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authorizationInfo.addRoles(roles);
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authorizationInfo.addStringPermissions(perms);
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return authorizationInfo;
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}
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private List<String> findPermissionsByUserId(int userId) {
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QueryWrapper<Permission> query = Wrappers.query();
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List<String> perms = new LinkedList<>();
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//perms.add("water:all");
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return perms;
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}
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private List<String> findRolesByUserId(int userId) {
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List<String> roles = new LinkedList<>();
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//roles.add("dev");
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return roles;
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}
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}
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