| package com.sinata.framework.aspectj; | 
|   | 
| import java.util.ArrayList; | 
| import java.util.List; | 
| import org.aspectj.lang.JoinPoint; | 
| import org.aspectj.lang.annotation.Aspect; | 
| import org.aspectj.lang.annotation.Before; | 
| import org.springframework.stereotype.Component; | 
| import com.sinata.common.annotation.DataScope; | 
| import com.sinata.common.core.domain.BaseEntity; | 
| import com.sinata.common.core.domain.entity.SysRole; | 
| import com.sinata.common.core.domain.entity.SysUser; | 
| import com.sinata.common.core.domain.model.LoginUser; | 
| import com.sinata.common.core.text.Convert; | 
| import com.sinata.common.utils.SecurityUtils; | 
| import com.sinata.common.utils.StringUtils; | 
| import com.sinata.framework.security.context.PermissionContextHolder; | 
|   | 
| /** | 
|  * 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"; | 
|   | 
|     /** | 
|      * 数据权限过滤关键字 | 
|      */ | 
|     public static final String DATA_SCOPE = "dataScope"; | 
|   | 
|     @Before("@annotation(controllerDataScope)") | 
|     public void doBefore(JoinPoint point, DataScope controllerDataScope) throws Throwable | 
|     { | 
|         clearDataScope(point); | 
|         handleDataScope(point, controllerDataScope); | 
|     } | 
|   | 
|     protected void handleDataScope(final JoinPoint joinPoint, DataScope controllerDataScope) | 
|     { | 
|         // 获取当前的用户 | 
|         LoginUser loginUser = SecurityUtils.getLoginUser(); | 
|         if (StringUtils.isNotNull(loginUser)) | 
|         { | 
|             SysUser currentUser = loginUser.getUser(); | 
|             // 如果是超级管理员,则不过滤数据 | 
|             if (StringUtils.isNotNull(currentUser) && !currentUser.isAdmin()) | 
|             { | 
|                 String permission = StringUtils.defaultIfEmpty(controllerDataScope.permission(), PermissionContextHolder.getContext()); | 
|                 dataScopeFilter(joinPoint, currentUser, controllerDataScope.deptAlias(), | 
|                         controllerDataScope.userAlias(), permission); | 
|             } | 
|         } | 
|     } | 
|   | 
|     /** | 
|      * 数据范围过滤 | 
|      * | 
|      * @param joinPoint 切点 | 
|      * @param user 用户 | 
|      * @param deptAlias 部门别名 | 
|      * @param userAlias 用户别名 | 
|      * @param permission 权限字符 | 
|      */ | 
|     public static void dataScopeFilter(JoinPoint joinPoint, SysUser user, String deptAlias, String userAlias, String permission) | 
|     { | 
|         StringBuilder sqlString = new StringBuilder(); | 
|         List<String> conditions = new ArrayList<String>(); | 
|         List<String> scopeCustomIds = new ArrayList<String>(); | 
|         user.getRoles().forEach(role -> { | 
|             if (DATA_SCOPE_CUSTOM.equals(role.getDataScope()) && StringUtils.containsAny(role.getPermissions(), Convert.toStrArray(permission))) | 
|             { | 
|                 scopeCustomIds.add(Convert.toStr(role.getRoleId())); | 
|             } | 
|         }); | 
|   | 
|         for (SysRole role : user.getRoles()) | 
|         { | 
|             String dataScope = role.getDataScope(); | 
|             if (conditions.contains(dataScope)) | 
|             { | 
|                 continue; | 
|             } | 
|             if (!StringUtils.containsAny(role.getPermissions(), Convert.toStrArray(permission))) | 
|             { | 
|                 continue; | 
|             } | 
|             if (DATA_SCOPE_ALL.equals(dataScope)) | 
|             { | 
|                 sqlString = new StringBuilder(); | 
|                 conditions.add(dataScope); | 
|                 break; | 
|             } | 
|             else if (DATA_SCOPE_CUSTOM.equals(dataScope)) | 
|             { | 
|                 if (scopeCustomIds.size() > 1) | 
|                 { | 
|                     // 多个自定数据权限使用in查询,避免多次拼接。 | 
|                     sqlString.append(StringUtils.format(" OR {}.dept_id IN ( SELECT dept_id FROM sys_role_dept WHERE role_id in ({}) ) ", deptAlias, String.join(",", scopeCustomIds))); | 
|                 } | 
|                 else | 
|                 { | 
|                     sqlString.append(StringUtils.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(StringUtils.format(" OR {}.dept_id = {} ", deptAlias, user.getDeptId())); | 
|             } | 
|             else if (DATA_SCOPE_DEPT_AND_CHILD.equals(dataScope)) | 
|             { | 
|                 sqlString.append(StringUtils.format(" OR {}.dept_id IN ( SELECT dept_id FROM sys_dept WHERE dept_id = {} or find_in_set( {} , ancestors ) )", deptAlias, user.getDeptId(), user.getDeptId())); | 
|             } | 
|             else if (DATA_SCOPE_SELF.equals(dataScope)) | 
|             { | 
|                 if (StringUtils.isNotBlank(userAlias)) | 
|                 { | 
|                     sqlString.append(StringUtils.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(StringUtils.format(" OR {}.dept_id = 0 ", deptAlias)); | 
|                 } | 
|             } | 
|             conditions.add(dataScope); | 
|         } | 
|   | 
|         // 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 (StringUtils.isEmpty(conditions)) | 
|         { | 
|             sqlString.append(StringUtils.format(" OR {}.dept_id = 0 ", deptAlias)); | 
|         } | 
|   | 
|         if (StringUtils.isNotBlank(sqlString.toString())) | 
|         { | 
|             Object params = joinPoint.getArgs()[0]; | 
|             if (StringUtils.isNotNull(params) && params instanceof BaseEntity) | 
|             { | 
|                 BaseEntity baseEntity = (BaseEntity) params; | 
|                 baseEntity.getParams().put(DATA_SCOPE, " AND (" + sqlString.substring(4) + ")"); | 
|             } | 
|         } | 
|     } | 
|   | 
|     /** | 
|      * 拼接权限sql前先清空params.dataScope参数防止注入 | 
|      */ | 
|     private void clearDataScope(final JoinPoint joinPoint) | 
|     { | 
|         Object params = joinPoint.getArgs()[0]; | 
|         if (StringUtils.isNotNull(params) && params instanceof BaseEntity) | 
|         { | 
|             BaseEntity baseEntity = (BaseEntity) params; | 
|             baseEntity.getParams().put(DATA_SCOPE, ""); | 
|         } | 
|     } | 
| } |