com.founder.core.aspect.DataScopeAspect Maven / Gradle / Ivy

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package com.founder.core.aspect;

import com.founder.core.annotation.DataScope;
import java.lang.reflect.Method;
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.Signature;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;
import org.aspectj.lang.annotation.Pointcut;
import org.aspectj.lang.reflect.MethodSignature;
import org.springframework.stereotype.Component;

import java.lang.reflect.Method;

/**
 * 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";

    // 配置织入点
    @Pointcut("@annotation(com.founder.core.annotation.DataScope)")
    public void dataScopePointCut() {

    }

    @Before("dataScopePointCut()")
    public void doBefore(JoinPoint point) throws Throwable {
        clearDataScope(point);
        handleDataScope(point);
    }

    protected void handleDataScope(final JoinPoint joinPoint){

    }

    /**
     * 是否存在注解，如果存在就获取
     */
    private DataScope getAnnotationLog(JoinPoint joinPoint) {
        Signature signature = joinPoint.getSignature();
        MethodSignature methodSignature = (MethodSignature) signature;
        Method method = methodSignature.getMethod();

        if (method != null) {
            return method.getAnnotation(DataScope.class);
        }
        return null;
    }

    /**
     * 拼接权限sql前先清空params.dataScope参数防止注入
     */
    private void clearDataScope(final JoinPoint joinPoint) {

    }
}