1 files changed, 71 insertions, 0 deletions
diff --git a/src/main/java/com/juick/TopManager.java b/src/main/java/com/juick/TopManager.java
new file mode 100644
index 00000000..611585d3
--- /dev/null
+++ b/src/main/java/com/juick/TopManager.java
@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2008-2020, Juick
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.juick;
+
+import com.juick.model.Message;
+import com.juick.model.Tag;
+import com.juick.model.User;
+import com.juick.www.api.SystemActivity;
+import com.juick.service.MessagesService;
+import com.juick.service.UserService;
+import com.juick.service.component.SystemEvent;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.ApplicationEventPublisher;
+import org.springframework.scheduling.annotation.Scheduled;
+
+import javax.annotation.PostConstruct;
+import javax.inject.Inject;
+import java.util.Collections;
+import java.util.List;
+import java.util.stream.Collectors;
+
+public class TopManager {
+    private static Logger logger = LoggerFactory.getLogger(TopManager.class);
+    @Inject
+    private MessagesService messagesService;
+    @Inject
+    private UserService userService;
+    @Inject
+    private ApplicationEventPublisher applicationEventPublisher;
+
+    @Value("${service_user:juick}")
+    private String serviceUsername;
+
+    private User serviceUser;
+
+    @PostConstruct
+    public void init() {
+        serviceUser = userService.getUserByName(serviceUsername);
+    }
+
+    @Scheduled(fixedRate = 3600000)
+    public void updateTop() {
+        messagesService.getPopularCandidates().forEach(m -> {
+            Message jmsg = messagesService.getMessage(m).orElseThrow(IllegalStateException::new);
+            logger.info("added {} to popular", m);
+            messagesService.setMessagePopular(m, 1);
+            List<String> tags = jmsg.getTags().stream().map(Tag::getName).map(String::toLowerCase).collect(Collectors.toList());
+            if (!tags.contains("juick")) {
+                applicationEventPublisher.publishEvent(new SystemEvent(this,
+                        SystemActivity.like(serviceUser, jmsg, Collections.emptyList())));
+            }
+        });
+    }
+}