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| | | package com.ruoyi.framework.interceptor; |
| | | |
| | | import com.baomidou.mybatisplus.core.plugins.InterceptorIgnoreHelper; |
| | | import com.baomidou.mybatisplus.core.toolkit.PluginUtils; |
| | | import com.baomidou.mybatisplus.extension.parser.JsqlParserSupport; |
| | | import com.baomidou.mybatisplus.extension.plugins.inner.InnerInterceptor; |
| | | import com.ruoyi.framework.handler.PlusDataPermissionHandler; |
| | | import net.sf.jsqlparser.expression.Expression; |
| | | import net.sf.jsqlparser.statement.delete.Delete; |
| | | import net.sf.jsqlparser.statement.select.PlainSelect; |
| | | import net.sf.jsqlparser.statement.select.Select; |
| | | import net.sf.jsqlparser.statement.select.SelectBody; |
| | | import net.sf.jsqlparser.statement.select.SetOperationList; |
| | | import net.sf.jsqlparser.statement.update.Update; |
| | | import org.apache.ibatis.executor.Executor; |
| | | import org.apache.ibatis.executor.statement.StatementHandler; |
| | | import org.apache.ibatis.mapping.BoundSql; |
| | | import org.apache.ibatis.mapping.MappedStatement; |
| | | import org.apache.ibatis.mapping.SqlCommandType; |
| | | import org.apache.ibatis.session.ResultHandler; |
| | | import org.apache.ibatis.session.RowBounds; |
| | | |
| | | import java.sql.Connection; |
| | | import java.sql.SQLException; |
| | | import java.util.List; |
| | | |
| | | /** |
| | | * æ°æ®æéæ¦æªå¨ |
| | | * |
| | | * @author Lion Li |
| | | * @version 3.5.0 |
| | | */ |
| | | public class PlusDataPermissionInterceptor extends JsqlParserSupport implements InnerInterceptor { |
| | | |
| | | private final PlusDataPermissionHandler dataPermissionHandler = new PlusDataPermissionHandler(); |
| | | |
| | | @Override |
| | | public void beforeQuery(Executor executor, MappedStatement ms, Object parameter, RowBounds rowBounds, ResultHandler resultHandler, BoundSql boundSql) throws SQLException { |
| | | // æ£æ¥å¿½ç¥æ³¨è§£ |
| | | if (InterceptorIgnoreHelper.willIgnoreDataPermission(ms.getId())) { |
| | | return; |
| | | } |
| | | // æ£æ¥æ¯å¦æ æ æ æ°æ®æé注解 |
| | | if (dataPermissionHandler.isInvalid(ms.getId())) { |
| | | return; |
| | | } |
| | | // è§£æ sql åé
å¯¹åºæ¹æ³ |
| | | PluginUtils.MPBoundSql mpBs = PluginUtils.mpBoundSql(boundSql); |
| | | mpBs.sql(parserSingle(mpBs.sql(), ms.getId())); |
| | | } |
| | | |
| | | @Override |
| | | public void beforePrepare(StatementHandler sh, Connection connection, Integer transactionTimeout) { |
| | | PluginUtils.MPStatementHandler mpSh = PluginUtils.mpStatementHandler(sh); |
| | | MappedStatement ms = mpSh.mappedStatement(); |
| | | SqlCommandType sct = ms.getSqlCommandType(); |
| | | if (sct == SqlCommandType.UPDATE || sct == SqlCommandType.DELETE) { |
| | | if (InterceptorIgnoreHelper.willIgnoreDataPermission(ms.getId())) { |
| | | return; |
| | | } |
| | | PluginUtils.MPBoundSql mpBs = mpSh.mPBoundSql(); |
| | | mpBs.sql(parserMulti(mpBs.sql(), ms.getId())); |
| | | } |
| | | } |
| | | |
| | | @Override |
| | | protected void processSelect(Select select, int index, String sql, Object obj) { |
| | | SelectBody selectBody = select.getSelectBody(); |
| | | if (selectBody instanceof PlainSelect) { |
| | | this.setWhere((PlainSelect) selectBody, (String) obj); |
| | | } else if (selectBody instanceof SetOperationList) { |
| | | SetOperationList setOperationList = (SetOperationList) selectBody; |
| | | List<SelectBody> selectBodyList = setOperationList.getSelects(); |
| | | selectBodyList.forEach(s -> this.setWhere((PlainSelect) s, (String) obj)); |
| | | } |
| | | } |
| | | |
| | | @Override |
| | | protected void processUpdate(Update update, int index, String sql, Object obj) { |
| | | Expression sqlSegment = dataPermissionHandler.getSqlSegment(update.getWhere(), (String) obj, false); |
| | | if (null != sqlSegment) { |
| | | update.setWhere(sqlSegment); |
| | | } |
| | | } |
| | | |
| | | @Override |
| | | protected void processDelete(Delete delete, int index, String sql, Object obj) { |
| | | Expression sqlSegment = dataPermissionHandler.getSqlSegment(delete.getWhere(), (String) obj, false); |
| | | if (null != sqlSegment) { |
| | | delete.setWhere(sqlSegment); |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 设置 where æ¡ä»¶ |
| | | * |
| | | * @param plainSelect æ¥è¯¢å¯¹è±¡ |
| | | * @param mappedStatementId æ§è¡æ¹æ³id |
| | | */ |
| | | protected void setWhere(PlainSelect plainSelect, String mappedStatementId) { |
| | | Expression sqlSegment = dataPermissionHandler.getSqlSegment(plainSelect.getWhere(), mappedStatementId, true); |
| | | if (null != sqlSegment) { |
| | | plainSelect.setWhere(sqlSegment); |
| | | } |
| | | } |
| | | |
| | | } |
| | | |