1. 新增流程实例的拓展表

2. 将 Activiti 的 userId，统一使用 ActivitiUtils 进行设置

yudao-framework/yudao-spring-boot-starter-activiti/pom.xml

@@ -37,6 +37,14 @@
             <artifactId>yudao-common</artifactId>
         </dependency>
 
+        <!-- Web 相关 -->
+        <dependency>
+            <groupId>cn.iocoder.boot</groupId>
+            <artifactId>yudao-spring-boot-starter-security</artifactId>
+        </dependency>
+
+
+
         <dependency>
             <groupId>org.mybatis</groupId>
             <artifactId>mybatis</artifactId>
@@ -72,6 +80,7 @@
             <artifactId>activiti-image-generator</artifactId>
             <version>${activiti.version}</version>
         </dependency>
+
     </dependencies>
 
 </project>

yudao-framework/yudao-spring-boot-starter-activiti/src/main/java/cn/iocoder/yudao/framework/activiti/config/YudaoActivitiConfiguration.java

@@ -1,9 +1,12 @@
 package cn.iocoder.yudao.framework.activiti.config;
 
+import cn.iocoder.yudao.framework.activiti.core.web.ActivitiWebFilter;
+import cn.iocoder.yudao.framework.common.enums.WebFilterOrderEnum;
 import org.activiti.image.ProcessDiagramGenerator;
 import org.activiti.image.impl.DefaultProcessDiagramGenerator;
 import org.activiti.spring.boot.ProcessEngineConfigurationConfigurer;
 import org.apache.ibatis.session.SqlSessionFactory;
+import org.springframework.boot.web.servlet.FilterRegistrationBean;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 
@@ -26,4 +29,12 @@ public class YudaoActivitiConfiguration {
         return springProcessEngineConfiguration -> springProcessEngineConfiguration.setSqlSessionFactory(sqlSessionFactory);
     }
 
+    @Bean
+    public FilterRegistrationBean<ActivitiWebFilter> activitiWebFilter() {
+        FilterRegistrationBean<ActivitiWebFilter> registrationBean = new FilterRegistrationBean<>();
+        registrationBean.setFilter(new ActivitiWebFilter());
+        registrationBean.setOrder(WebFilterOrderEnum.ACTIVITI_FILTER);
+        return registrationBean;
+    }
+
 }

yudao-framework/yudao-spring-boot-starter-activiti/src/main/java/cn/iocoder/yudao/framework/activiti/core/util/ActivitiUtils.java

@@ -0,0 +1,20 @@
+package cn.iocoder.yudao.framework.activiti.core.util;
+
+import org.activiti.engine.impl.identity.Authentication;
+
+/**
+ * Activiti 工具类
+ *
+ * @author 芋道源码
+ */
+public class ActivitiUtils {
+
+    public static void setAuthenticatedUserId(Long userId) {
+        Authentication.setAuthenticatedUserId(String.valueOf(userId));
+    }
+
+    public static void clearAuthenticatedUserId() {
+        Authentication.setAuthenticatedUserId(null);
+    }
+
+}

yudao-framework/yudao-spring-boot-starter-activiti/src/main/java/cn/iocoder/yudao/framework/activiti/core/web/ActivitiWebFilter.java

@@ -0,0 +1,37 @@
+package cn.iocoder.yudao.framework.activiti.core.web;
+
+import cn.iocoder.yudao.framework.activiti.core.util.ActivitiUtils;
+import cn.iocoder.yudao.framework.security.core.util.SecurityFrameworkUtils;
+import org.springframework.web.filter.OncePerRequestFilter;
+
+import javax.servlet.FilterChain;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+
+/**
+ * Activiti Web 过滤器，将 userId 设置到 {@link org.activiti.engine.impl.identity.Authentication} 中
+ *
+ * @author 芋道源码
+ */
+public class ActivitiWebFilter extends OncePerRequestFilter {
+
+    @Override
+    protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response, FilterChain chain)
+            throws ServletException, IOException {
+        try {
+            // 设置工作流的用户
+            Long userId = SecurityFrameworkUtils.getLoginUserId();
+            if (userId != null) {
+                ActivitiUtils.setAuthenticatedUserId(userId);
+            }
+            // 过滤
+            chain.doFilter(request, response);
+        } finally {
+            // 清理
+            ActivitiUtils.clearAuthenticatedUserId();
+        }
+    }
+
+}