package com.qiaoba.auth.aspectj; import cn.hutool.core.collection.CollUtil; import cn.hutool.core.util.StrUtil; import com.qiaoba.auth.annotation.DataScope; import com.qiaoba.auth.entity.LoginUser; import com.qiaoba.auth.entity.dto.RoleDto; import com.qiaoba.auth.utils.SecurityUtil; import com.qiaoba.common.base.entity.DataScopeParam; import com.qiaoba.common.base.utils.DatabaseUtil; import org.aspectj.lang.JoinPoint; import org.aspectj.lang.annotation.Aspect; import org.aspectj.lang.annotation.Before; import org.springframework.stereotype.Component; import java.util.ArrayList; import java.util.List; import java.util.Objects; /** * 数据过滤处理 * * @author ruoyi */ @Aspect @Component public class DataScopeAspect { /** * 全部数据权限 */ public static final String DATA_SCOPE_ALL = "1"; /** * 自定数据权限 */ public static final String DATA_SCOPE_CUSTOM = "2"; /** * 部门数据权限 */ public static final String DATA_SCOPE_DEPT = "3"; /** * 部门及以下数据权限 */ public static final String DATA_SCOPE_DEPT_AND_CHILD = "4"; /** * 仅本人数据权限 */ public static final String DATA_SCOPE_SELF = "5"; @Before("@annotation(controllerDataScope)") public void doBefore(JoinPoint point, DataScope controllerDataScope) throws Throwable { LoginUser loginUser = SecurityUtil.getLoginUser(); if (Objects.isNull(loginUser)) { return; } Object[] args = point.getArgs(); for (Object arg : args) { if (Objects.nonNull(arg) && arg instanceof DataScopeParam) { dataScopeFilter((DataScopeParam) arg, loginUser, controllerDataScope.deptAlias(), controllerDataScope.userAlias()); break; } } } /** * 数据范围过滤 * * @param param 入参 * @param user 用户 * @param deptAlias 部门别名 * @param userAlias 用户别名 */ public static void dataScopeFilter(DataScopeParam param, LoginUser user, String deptAlias, String userAlias) { StringBuilder sqlString = new StringBuilder(); List conditions = new ArrayList(); for (RoleDto role : user.getRoles()) { String dataScope = role.getDataScope(); if (!DATA_SCOPE_CUSTOM.equals(dataScope) && conditions.contains(dataScope)) { continue; } if (DATA_SCOPE_ALL.equals(dataScope)) { sqlString = new StringBuilder(); conditions.add(dataScope); break; } else if (DATA_SCOPE_CUSTOM.equals(dataScope)) { sqlString.append(StrUtil.format( " OR {}.dept_id IN ( SELECT dept_id FROM sys_role_dept WHERE role_id = {} ) ", deptAlias, role.getRoleId())); } else if (DATA_SCOPE_DEPT.equals(dataScope)) { sqlString.append(StrUtil.format(" OR {}.dept_id = {} ", deptAlias, user.getDeptId())); } else if (DATA_SCOPE_DEPT_AND_CHILD.equals(dataScope)) { sqlString.append(StrUtil.format( " OR {}.dept_id IN ( SELECT dept_id FROM sys_dept WHERE dept_id = {} or {} )", deptAlias, user.getDeptId(), DatabaseUtil.handleFindInSet(user.getDeptId(), "ancestors"))); } else if (DATA_SCOPE_SELF.equals(dataScope)) { if (StrUtil.isNotBlank(userAlias)) { sqlString.append(StrUtil.format(" OR {}.user_id = {} ", userAlias, user.getUserId())); } else { // 数据权限为仅本人且没有userAlias别名不查询任何数据 sqlString.append(StrUtil.format(" OR {}.dept_id = 0 ", deptAlias)); } } conditions.add(dataScope); } // 多角色情况下,所有角色都不包含传递过来的权限字符,这个时候sqlString也会为空,所以要限制一下,不查询任何数据 if (CollUtil.isEmpty(conditions)) { sqlString.append(StrUtil.format(" OR {}.dept_id = 0 ", deptAlias)); } if (StrUtil.isNotBlank(sqlString)) { param.setDataScope(" AND (" + sqlString.substring(4) + ")"); } } }