完成主要在线 session 的功能

This commit is contained in:
YunaiV
2021-01-30 01:21:25 +08:00
parent ab94fe2d4b
commit 753c7678ee
34 changed files with 1349 additions and 1260 deletions

View File

@@ -0,0 +1,145 @@
package com.ruoyi.framework.aspectj;
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 com.ruoyi.common.annotation.DataScope;
import com.ruoyi.common.core.domain.BaseEntity;
import com.ruoyi.common.core.domain.entity.SysRole;
import com.ruoyi.common.core.domain.entity.SysUser;
import com.ruoyi.common.core.domain.model.LoginUser;
import com.ruoyi.common.utils.ServletUtils;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.common.utils.spring.SpringUtils;
import com.ruoyi.framework.web.service.TokenService;
/**
* 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.ruoyi.common.annotation.DataScope)")
public void dataScopePointCut() {
}
@Before("dataScopePointCut()")
public void doBefore(JoinPoint point) throws Throwable {
handleDataScope(point);
}
protected void handleDataScope(final JoinPoint joinPoint) {
// 获得注解
DataScope controllerDataScope = getAnnotationLog(joinPoint);
if (controllerDataScope == null) {
return;
}
// 获取当前的用户
LoginUser loginUser = SpringUtils.getBean(TokenService.class).getLoginUser(ServletUtils.getRequest());
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()) {
dataScopeFilter(joinPoint, currentUser, controllerDataScope.deptAlias(),
controllerDataScope.userAlias());
}
}
}
/**
* 数据范围过滤
*
* @param joinPoint 切点
* @param user 用户
* @param userAlias 别名
*/
public static void dataScopeFilter(JoinPoint joinPoint, SysUser user, String deptAlias, String userAlias) {
StringBuilder sqlString = new StringBuilder();
for (SysRole role : user.getRoles()) {
String dataScope = role.getDataScope();
if (DATA_SCOPE_ALL.equals(dataScope)) {
sqlString = new StringBuilder();
break;
} else if (DATA_SCOPE_CUSTOM.equals(dataScope)) {
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(" OR 1=0 ");
}
}
}
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) + ")");
}
}
}
/**
* 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;
}
}

View File

@@ -0,0 +1,64 @@
package com.ruoyi.framework.aspectj;
import java.util.Objects;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Pointcut;
import org.aspectj.lang.reflect.MethodSignature;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.core.annotation.AnnotationUtils;
import org.springframework.core.annotation.Order;
import org.springframework.stereotype.Component;
import com.ruoyi.common.annotation.DataSource;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.framework.datasource.DynamicDataSourceContextHolder;
/**
* 多数据源处理
*
* @author ruoyi
*/
@Aspect
@Order(1)
@Component
public class DataSourceAspect {
protected Logger logger = LoggerFactory.getLogger(getClass());
@Pointcut("@annotation(com.ruoyi.common.annotation.DataSource)"
+ "|| @within(com.ruoyi.common.annotation.DataSource)")
public void dsPointCut() {
}
@Around("dsPointCut()")
public Object around(ProceedingJoinPoint point) throws Throwable {
DataSource dataSource = getDataSource(point);
if (StringUtils.isNotNull(dataSource)) {
DynamicDataSourceContextHolder.setDataSourceType(dataSource.value().name());
}
try {
return point.proceed();
} finally {
// 销毁数据源 在执行方法之后
DynamicDataSourceContextHolder.clearDataSourceType();
}
}
/**
* 获取需要切换的数据源
*/
public DataSource getDataSource(ProceedingJoinPoint point) {
MethodSignature signature = (MethodSignature) point.getSignature();
DataSource dataSource = AnnotationUtils.findAnnotation(signature.getMethod(), DataSource.class);
if (Objects.nonNull(dataSource)) {
return dataSource;
}
return AnnotationUtils.findAnnotation(signature.getDeclaringType(), DataSource.class);
}
}

View File

@@ -0,0 +1,19 @@
package com.ruoyi.common.enums;
/**
* 数据源
*
* @author ruoyi
*/
public enum DataSourceType
{
/**
* 主库
*/
MASTER,
/**
* 从库
*/
SLAVE
}

View File

@@ -0,0 +1,24 @@
package com.ruoyi.framework.datasource;
import java.util.Map;
import javax.sql.DataSource;
import org.springframework.jdbc.datasource.lookup.AbstractRoutingDataSource;
/**
* 动态数据源
*
* @author ruoyi
*/
public class DynamicDataSource extends AbstractRoutingDataSource {
public DynamicDataSource(DataSource defaultTargetDataSource, Map<Object, Object> targetDataSources) {
super.setDefaultTargetDataSource(defaultTargetDataSource);
super.setTargetDataSources(targetDataSources);
super.afterPropertiesSet();
}
@Override
protected Object determineCurrentLookupKey() {
return DynamicDataSourceContextHolder.getDataSourceType();
}
}

View File

@@ -0,0 +1,41 @@
package com.ruoyi.framework.datasource;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* 数据源切换处理
*
* @author ruoyi
*/
public class DynamicDataSourceContextHolder {
public static final Logger log = LoggerFactory.getLogger(DynamicDataSourceContextHolder.class);
/**
* 使用ThreadLocal维护变量ThreadLocal为每个使用该变量的线程提供独立的变量副本
* 所以每一个线程都可以独立地改变自己的副本,而不会影响其它线程所对应的副本。
*/
private static final ThreadLocal<String> CONTEXT_HOLDER = new ThreadLocal<>();
/**
* 设置数据源的变量
*/
public static void setDataSourceType(String dsType) {
log.info("切换到{}数据源", dsType);
CONTEXT_HOLDER.set(dsType);
}
/**
* 获得数据源的变量
*/
public static String getDataSourceType() {
return CONTEXT_HOLDER.get();
}
/**
* 清空数据源变量
*/
public static void clearDataSourceType() {
CONTEXT_HOLDER.remove();
}
}

View File

@@ -1,21 +0,0 @@
package com.ruoyi.common.annotation;
import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Inherited;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
/**
* 自定义注解防止表单重复提交
*
* @author ruoyi
*/
@Inherited
@Target(ElementType.METHOD)
@Retention(RetentionPolicy.RUNTIME)
@Documented
public @interface RepeatSubmit {
}