初始化

xuhy

2025-01-09 b9009a5abd3f4129784a8d5e5316622e95669b68

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package com.stylefeng.guns.core.shiro;
 
import com.stylefeng.guns.core.shiro.factory.IShiro;
import com.stylefeng.guns.core.shiro.factory.ShiroFactroy;
import com.stylefeng.guns.core.util.ToolUtil;
import com.stylefeng.guns.modular.system.model.User;
import org.apache.shiro.authc.AuthenticationException;
import org.apache.shiro.authc.AuthenticationInfo;
import org.apache.shiro.authc.AuthenticationToken;
import org.apache.shiro.authc.UsernamePasswordToken;
import org.apache.shiro.authc.credential.CredentialsMatcher;
import org.apache.shiro.authc.credential.HashedCredentialsMatcher;
import org.apache.shiro.authz.AuthorizationInfo;
import org.apache.shiro.authz.SimpleAuthorizationInfo;
import org.apache.shiro.realm.AuthorizingRealm;
import org.apache.shiro.subject.PrincipalCollection;
 
import java.util.HashSet;
import java.util.List;
import java.util.Set;
 
public class ShiroDbRealm extends AuthorizingRealm {
 
    /**
     * 登录认证
     */
    @Override
    protected AuthenticationInfo doGetAuthenticationInfo(AuthenticationToken authcToken)
            throws AuthenticationException {
        IShiro shiroFactory = ShiroFactroy.me();
        UsernamePasswordToken token = (UsernamePasswordToken) authcToken;
        User user = shiroFactory.user(token.getUsername());
        ShiroUser shiroUser = shiroFactory.shiroUser(user);
        return shiroFactory.info(shiroUser, user, super.getName());
    }
 
    /**
     * 权限认证
     */
    @Override
    protected AuthorizationInfo doGetAuthorizationInfo(PrincipalCollection principals) {
        IShiro shiroFactory = ShiroFactroy.me();
        ShiroUser shiroUser = (ShiroUser) principals.getPrimaryPrincipal();
        List<Integer> roleList = shiroUser.getRoleList();
 
        Set<String> permissionSet = new HashSet<>();
        Set<String> roleNameSet = new HashSet<>();
 
        for (Integer roleId : roleList) {
            List<String> permissions = shiroFactory.findPermissionsByRoleId(roleId);
            if (permissions != null) {
                for (String permission : permissions) {
                    if (ToolUtil.isNotEmpty(permission)) {
                        permissionSet.add(permission);
                    }
                }
            }
            String roleName = shiroFactory.findRoleNameByRoleId(roleId);
            roleNameSet.add(roleName);
        }
 
        SimpleAuthorizationInfo info = new SimpleAuthorizationInfo();
        info.addStringPermissions(permissionSet);
        info.addRoles(roleNameSet);
        return info;
    }
 
    /**
     * 设置认证加密方式
     */
    @Override
    public void setCredentialsMatcher(CredentialsMatcher credentialsMatcher) {
        HashedCredentialsMatcher md5CredentialsMatcher = new HashedCredentialsMatcher();
        md5CredentialsMatcher.setHashAlgorithmName(ShiroKit.hashAlgorithmName);
        md5CredentialsMatcher.setHashIterations(ShiroKit.hashIterations);
        super.setCredentialsMatcher(md5CredentialsMatcher);
    }
}