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初始化 DataPermission 的模型
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commit
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@ -0,0 +1,35 @@
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package cn.iocoder.yudao.framework.datapermission.config;
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import cn.iocoder.yudao.framework.datapermission.core.rule.DataPermissionRule;
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import java.lang.annotation.*;
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/**
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* 数据权限注解
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* 可声明在类或者方法上,标识使用的数据权限规则
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*
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* @author 芋道源码
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*/
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@Target({ElementType.TYPE, ElementType.METHOD})
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@Retention(RetentionPolicy.RUNTIME)
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@Documented
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public @interface DataPermission {
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/**
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* 当前类或方法是否开启数据权限
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* 即使不添加 @DataPermission 注解,默认是开启状态
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* 可通过设置 enable 为 false 禁用
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*/
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boolean enable() default true;
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/**
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* 生效的数据权限规则数组,优先级高于 {@link #excludeRules()}
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*/
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Class<DataPermissionRule>[] includeRules() default {};
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/**
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* 排除的数据权限规则数组,优先级最低
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*/
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Class<DataPermissionRule>[] excludeRules() default {};
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}
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@ -24,7 +24,6 @@ import org.apache.ibatis.session.ResultHandler;
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import org.apache.ibatis.session.RowBounds;
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import java.sql.Connection;
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import java.sql.SQLException;
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import java.util.Collection;
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import java.util.Deque;
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import java.util.LinkedList;
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@ -35,9 +34,11 @@ public class DataPermissionInterceptor extends JsqlParserSupport implements Inne
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// private TenantLineHandler tenantLineHandler;
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@Override
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public void beforeQuery(Executor executor, MappedStatement ms, Object parameter, RowBounds rowBounds, ResultHandler resultHandler, BoundSql boundSql) throws SQLException {
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public void beforeQuery(Executor executor, MappedStatement ms, Object parameter, RowBounds rowBounds, ResultHandler resultHandler, BoundSql boundSql) {
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// TODO 芋艿:这个判断,后续读懂下
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if (InterceptorIgnoreHelper.willIgnoreTenantLine(ms.getId())) return;
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PluginUtils.MPBoundSql mpBs = PluginUtils.mpBoundSql(boundSql);
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// TODO 芋艿:null=》DataScope
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mpBs.sql(parserSingle(mpBs.sql(), null));
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}
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@ -123,20 +124,6 @@ public class DataPermissionInterceptor extends JsqlParserSupport implements Inne
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return equalsTo;
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}
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/**
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* 追加 SelectItem
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*
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* @param selectItems SelectItem
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*/
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protected void appendSelectItem(List<SelectItem> selectItems) {
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if (CollectionUtils.isEmpty(selectItems)) return;
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if (selectItems.size() == 1) {
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SelectItem item = selectItems.get(0);
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if (item instanceof AllColumns || item instanceof AllTableColumns) return;
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}
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selectItems.add(new SelectExpressionItem(new Column(getTenantIdColumn())));
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}
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/**
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* 处理 PlainSelect
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*/
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@ -377,12 +364,6 @@ public class DataPermissionInterceptor extends JsqlParserSupport implements Inne
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return new Column(column.toString());
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}
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// @Override
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// public void setProperties(Properties properties) {
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// PropertyMapper.newInstance(properties).whenNotBlank("tenantLineHandler",
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// ClassUtils::newInstance, this::setTenantLineHandler);
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// }
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// TODO 芋艿:未实现
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private boolean ignoreTable(String tableName) {
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@ -0,0 +1,36 @@
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package cn.iocoder.yudao.framework.datapermission.core.rule;
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import com.baomidou.mybatisplus.core.metadata.TableInfoHelper;
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import net.sf.jsqlparser.expression.Alias;
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import net.sf.jsqlparser.expression.Expression;
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import java.util.Set;
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/**
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* 数据权限规则接口
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* 通过实现接口,自定义数据规则。例如说,
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*
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* @author 芋道源码
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*/
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public interface DataPermissionRule {
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/**
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* 返回需要生效的表名数组
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* 为什么需要该方法?Data Permission 数组基于 SQL 重写,通过 Where 返回只有权限的数据
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*
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* 如果需要基于实体名获得表名,可调用 {@link TableInfoHelper#getTableInfo(Class)} 获得
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*
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* @return 表名数组
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*/
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Set<String> getTableNames();
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/**
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* 根据表名和别名,生成对应的 WHERE / OR 过滤条件
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*
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* @param tableName 表名
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* @param tableAlias 别名,可能为空
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* @return 过滤条件 Expression 表达式
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*/
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Expression getExpression(String tableName, Alias tableAlias);
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}
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@ -0,0 +1,9 @@
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package cn.iocoder.yudao.framework.datapermission.core.rule;
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/**
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* {@link DataPermissionRule} 工厂接口,提供如下能力:
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* 1. {@link DataPermissionRule} 的容器
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* 2. TODO 芋艿:
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*/
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public interface DataPermissionRuleFactory {
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}
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