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package cn.teammodel.security.service;
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import java.util.Set;
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import cn.teammodel.model.entity.User;
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import cn.teammodel.security.utils.SecurityUtils;
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import org.apache.commons.lang3.StringUtils;
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import org.springframework.security.core.Authentication;
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import org.springframework.stereotype.Service;
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import org.springframework.util.CollectionUtils;
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/**
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* 自定义权限实现,ss取自SpringSecurity首字母 <br/>
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* <p>
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* 1. IES 类似角色判断: hasAuth <br/>
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* 2. role 身份判断(authToken 解析出来的用户身份): hasRole <br/>
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* 3. permission 权限判断(authToken 解析出来的用户权限): hasPermi <br/>
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* </p>
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* @author ruoyi
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*/
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@Service("ss")
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public class PermissionService
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{
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/** 所有权限标识 */
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private static final String ALL_PERMISSION = "*:*:*";
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/** 管理员角色权限标识 */
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private static final String SUPER_ADMIN = "admin";
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private static final String ROLE_DELIMETER = ",";
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private static final String PERMISSION_DELIMETER = ",";
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/**
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* access_token 是否拥有 auth 角色
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* @param auth:
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* @return: boolean
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* @author: winter
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* @date: 2023/11/10 10:05
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* @description:
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*/
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public boolean hasAuth(String auth)
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{
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if (StringUtils.isEmpty(auth))
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{
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return false;
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}
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Authentication authentication = SecurityUtils.getAuthentication();
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if (authentication == null || CollectionUtils.isEmpty(authentication.getAuthorities()))
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{
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return false;
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}
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return authentication.getAuthorities().contains(auth);
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}
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/**
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* 验证用户是否具备某权限
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*
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* @param permission 权限字符串
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* @return 用户是否具备某权限
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*/
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public boolean hasPermi(String permission)
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{
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if (StringUtils.isEmpty(permission))
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{
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return false;
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}
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User loginUser = SecurityUtils.getLoginUser();
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if (loginUser == null || CollectionUtils.isEmpty(loginUser.getPermissions()))
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{
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return false;
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}
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return loginUser.getPermissions().contains(permission);
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}
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/**
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* 验证用户是否不具备某权限,与 hasPermi逻辑相反
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*
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* @param permission 权限字符串
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* @return 用户是否不具备某权限
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*/
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public boolean lacksPermi(String permission)
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{
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return !hasPermi(permission);
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}
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/**
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* 验证用户是否具有以下任意一个权限
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*
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* @param permissions 以 PERMISSION_DELIMETER 为分隔符的权限列表
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* @return 用户是否具有以下任意一个权限
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*/
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public boolean hasAnyPermi(String permissions)
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{
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if (StringUtils.isEmpty(permissions))
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{
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return false;
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}
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User loginUser = SecurityUtils.getLoginUser();
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if (loginUser == null || CollectionUtils.isEmpty(loginUser.getPermissions()))
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{
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return false;
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}
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Set<String> authorities = loginUser.getPermissions();
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for (String permission : permissions.split(PERMISSION_DELIMETER))
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{
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if (permission != null && authorities.contains(permission))
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{
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return true;
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}
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}
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return false;
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}
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/**
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* 判断用户是否拥有某个角色
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*
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* @param role 角色字符串
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* @return 用户是否具备某角色
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*/
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public boolean hasRole(String role)
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{
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if (StringUtils.isEmpty(role)) {
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return false;
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}
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User loginUser = SecurityUtils.getLoginUser();
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if (loginUser == null || CollectionUtils.isEmpty(loginUser.getRoles()))
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{
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return false;
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}
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return loginUser.getRoles().contains(role);
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}
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/**
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* 验证用户是否不具备某角色,与 isRole逻辑相反。
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*
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* @param role 角色名称
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* @return 用户是否不具备某角色
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*/
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public boolean lacksRole(String role)
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{
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return !hasRole(role);
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}
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/**
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* 验证用户是否具有以下任意一个角色
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*
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* @param roles 以 ROLE_NAMES_DELIMETER 为分隔符的角色列表
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* @return 用户是否具有以下任意一个角色
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*/
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public boolean hasAnyRoles(String roles)
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{
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if (StringUtils.isEmpty(roles))
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{
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return false;
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}
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User loginUser = SecurityUtils.getLoginUser();
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if (loginUser == null || CollectionUtils.isEmpty(loginUser.getRoles()))
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{
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return false;
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}
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for (String role : roles.split(ROLE_DELIMETER))
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{
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if (hasRole(role))
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{
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return true;
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}
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}
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return false;
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}
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}
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