From b1499230aa4a53b8ee406d17b991100c17615f84 Mon Sep 17 00:00:00 2001
From: Vitaly Takmazov
Date: Sun, 7 Oct 2018 00:33:21 +0300
Subject: ActivityPub: handle Delete activity

---
 .../src/main/java/com/juick/server/api/activity/Profile.java     | 9 +++++++++
 .../src/main/java/com/juick/service/MessagesServiceImpl.java     | 5 +++++
 .../src/test/java/com/juick/server/tests/ServerTests.java        | 3 +++
 juick-server/src/test/resources/delete.json                      | 1 +
 4 files changed, 18 insertions(+)
 create mode 100644 juick-server/src/test/resources/delete.json

(limited to 'juick-server')

diff --git a/juick-server/src/main/java/com/juick/server/api/activity/Profile.java b/juick-server/src/main/java/com/juick/server/api/activity/Profile.java
index 6a35f3d9..96ed75d1 100644
--- a/juick-server/src/main/java/com/juick/server/api/activity/Profile.java
+++ b/juick-server/src/main/java/com/juick/server/api/activity/Profile.java
@@ -311,6 +311,15 @@ public class Profile {
                     }
                 }
             }
+            if (activity instanceof Delete) {
+                Map<String, Object> tombstone = (Map<String, Object>) activity.getObject();
+                if (tombstone.get("type").equals("Tombstone")) {
+                    URI actor = URI.create(activity.getActor());
+                    URI reply = URI.create((String)tombstone.get("id"));
+                    messagesService.deleteReply(actor, reply);
+                    return new ResponseEntity<>(HttpStatus.OK);
+                }
+            }
             logger.warn("Unknown activity: {}", jsonMapper.writeValueAsString(activity));
             return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
         }
diff --git a/juick-server/src/main/java/com/juick/service/MessagesServiceImpl.java b/juick-server/src/main/java/com/juick/service/MessagesServiceImpl.java
index 4831c9d1..838dee48 100644
--- a/juick-server/src/main/java/com/juick/service/MessagesServiceImpl.java
+++ b/juick-server/src/main/java/com/juick/service/MessagesServiceImpl.java
@@ -1112,4 +1112,9 @@ public class MessagesServiceImpl extends BaseJdbcService implements MessagesServ
         return jdbcTemplate.queryForList("SELECT reply_id FROM replies WHERE reply_uri=?",
                 Integer.class, replyUri.toASCIIString()).size() > 0;
     }
+
+    @Override
+    public boolean deleteReply(URI userUri, URI replyUri) {
+        return  jdbcTemplate.update("DELETE FROM replies WHERE user_uri=? AND reply_uri=?", userUri, replyUri) > 0;
+    }
 }
diff --git a/juick-server/src/test/java/com/juick/server/tests/ServerTests.java b/juick-server/src/test/java/com/juick/server/tests/ServerTests.java
index 682b5084..49988097 100644
--- a/juick-server/src/test/java/com/juick/server/tests/ServerTests.java
+++ b/juick-server/src/test/java/com/juick/server/tests/ServerTests.java
@@ -35,6 +35,7 @@ import com.juick.server.api.activity.model.Context;
 import com.juick.server.api.activity.model.Key;
 import com.juick.server.api.activity.model.Person;
 import com.juick.server.api.activity.model.activities.Create;
+import com.juick.server.api.activity.model.activities.Delete;
 import com.juick.server.api.activity.model.activities.Follow;
 import com.juick.server.api.activity.model.activities.Undo;
 import com.juick.server.util.HttpUtils;
@@ -1696,6 +1697,8 @@ public class ServerTests {
         Map<String, Object> note = (Map<String, Object>) create.getObject();
         Map<String, Object> attachmentObj = (Map<String, Object> )((List<Object>) note.get("attachment")).get(0);
         String attachment = attachmentObj != null ? (String)attachmentObj.get("url") : StringUtils.EMPTY;
+        String deleteJsonStr = IOUtils.toString(URI.create("classpath:delete.json"), StandardCharsets.UTF_8);
+        Delete delete = jsonMapper.readValue(deleteJsonStr, Delete.class);
 
     }
     @Test
diff --git a/juick-server/src/test/resources/delete.json b/juick-server/src/test/resources/delete.json
new file mode 100644
index 00000000..9bd3fdea
--- /dev/null
+++ b/juick-server/src/test/resources/delete.json
@@ -0,0 +1 @@
+{"type":"Delete","id":"https://mastodon.social/users/xwatt/statuses/100850777554564322#delete","to":["https://www.w3.org/ns/activitystreams#Public"],"actor":"https://mastodon.social/users/xwatt","object":{"id":"https://mastodon.social/users/xwatt/statuses/100850777554564322","type":"Tombstone","atomUri":"https://mastodon.social/users/xwatt/statuses/100850777554564322"},"type":"Delete","@context":["https://www.w3.org/ns/activitystreams","https://w3id.org/security/v1",{"manuallyApprovesFollowers":"as:manuallyApprovesFollowers","sensitive":"as:sensitive","movedTo":{"@id":"as:movedTo","@type":"@id"},"Hashtag":"as:Hashtag","ostatus":"http://ostatus.org#","atomUri":"ostatus:atomUri","inReplyToAtomUri":"ostatus:inReplyToAtomUri","conversation":"ostatus:conversation","toot":"http://joinmastodon.org/ns#","Emoji":"toot:Emoji","focalPoint":{"@container":"@list","@id":"toot:focalPoint"},"featured":{"@id":"toot:featured","@type":"@id"},"schema":"http://schema.org#","PropertyValue":"schema:PropertyValue","value":"schema:value"}]}
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