From fe761771ce3cb65b00dc3a826c51b9f20ff6c72d Mon Sep 17 00:00:00 2001
From: Vitaly Takmazov
Date: Fri, 5 Oct 2018 01:38:04 +0300
Subject: TopEvent: Announce in Fediverse, like in XMPP/Telegram

---
 .../java/com/juick/server/ActivityPubManager.java  | 38 ++++++++++++++++++++--
 1 file changed, 36 insertions(+), 2 deletions(-)

(limited to 'juick-server/src/main/java/com/juick/server/ActivityPubManager.java')

diff --git a/juick-server/src/main/java/com/juick/server/ActivityPubManager.java b/juick-server/src/main/java/com/juick/server/ActivityPubManager.java
index 2e511738..f08754c6 100644
--- a/juick-server/src/main/java/com/juick/server/ActivityPubManager.java
+++ b/juick-server/src/main/java/com/juick/server/ActivityPubManager.java
@@ -6,9 +6,11 @@ import com.juick.server.api.activity.model.Link;
 import com.juick.server.api.activity.model.Note;
 import com.juick.server.api.activity.model.Person;
 import com.juick.server.api.activity.model.activities.Accept;
+import com.juick.server.api.activity.model.activities.Announce;
 import com.juick.server.api.activity.model.activities.Create;
 import com.juick.server.api.activity.model.activities.Delete;
 import com.juick.service.SocialService;
+import com.juick.service.UserService;
 import com.juick.service.activities.*;
 import com.juick.service.component.*;
 import com.juick.util.MessageUtils;
@@ -20,6 +22,7 @@ import org.springframework.stereotype.Component;
 import org.springframework.web.util.UriComponentsBuilder;
 
 import javax.annotation.Nonnull;
+import javax.annotation.PostConstruct;
 import javax.inject.Inject;
 import java.io.IOException;
 import java.net.URI;
@@ -29,11 +32,22 @@ import java.util.Collections;
 public class ActivityPubManager implements ActivityListener, NotificationListener {
     private static final Logger logger = LoggerFactory.getLogger(ActivityPubManager.class);
     @Inject
-    SignatureManager signatureManager;
+    private SignatureManager signatureManager;
     @Inject
-    SocialService socialService;
+    private SocialService socialService;
+    @Inject
+    private UserService userService;
     @Value("${ap_base_uri:http://localhost:8080/}")
     private String baseUri;
+    @Value("${service_user:juick}")
+    private String serviceUsername;
+
+    private User serviceUser;
+
+    @PostConstruct
+    public void init() {
+        serviceUser = userService.getUserByName(serviceUsername);
+    }
 
     @Override
     public void processFollowEvent(@Nonnull FollowEvent followEvent) {
@@ -204,4 +218,24 @@ public class ActivityPubManager implements ActivityListener, NotificationListene
     public void processMessageReadEvent(MessageReadEvent messageReadEvent) {
 
     }
+
+    @Override
+    public void processTopEvent(TopEvent topEvent) {
+        Message message = topEvent.getMessage();
+        Note note = makeNote(message);
+        Announce announce = new Announce();
+        announce.setId(note.getId() + "#top");
+        announce.setActor(personUri(serviceUser));
+        announce.setObject(note);
+        Person me = (Person) signatureManager.getContext(URI.create(announce.getActor())).get();
+        socialService.getFollowers(serviceUser).forEach(acct -> {
+            Person follower = (Person) signatureManager.getContext(URI.create(acct)).get();
+            try {
+                logger.info("Announcing top: {}", message.getMid());
+                signatureManager.post(me, follower, announce);
+            } catch (IOException e) {
+                logger.warn("activitypub exception", e);
+            }
+        });
+    }
 }
-- 
cgit v1.2.3