From b89d5c43746ed672d98bf350db2a9e1b0878e2d0 Mon Sep 17 00:00:00 2001
From: Kitsune Ral <Kitsune-Ral@users.sf.net>
Date: Sat, 18 May 2019 13:52:54 +0900
Subject: Support for receiving m.reaction events

* struct EventRelation; class ReactionEvent; Room::relatedEvents()
* Reaction events are processed in both history and sync batches
* Redacting a reaction removes it from the list of related events
* QMCTest::sendReaction()
---
 lib/events/reactionevent.cpp | 44 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 lib/events/reactionevent.cpp

(limited to 'lib/events/reactionevent.cpp')

diff --git a/lib/events/reactionevent.cpp b/lib/events/reactionevent.cpp
new file mode 100644
index 00000000..0081edc2
--- /dev/null
+++ b/lib/events/reactionevent.cpp
@@ -0,0 +1,44 @@
+/******************************************************************************
+ * Copyright (C) 2019 Kitsune Ral <kitsune-ral@users.sf.net>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#include "reactionevent.h"
+
+using namespace QMatrixClient;
+
+void QMatrixClient::JsonObjectConverter<EventRelation>::dumpTo(
+        QJsonObject& jo, const EventRelation& pod)
+{
+    if (pod.type.isEmpty()) {
+        qCWarning(MAIN) << "Empty relation type; won't dump to JSON";
+        return;
+    }
+    jo.insert(QStringLiteral("rel_type"), pod.type);
+    jo.insert(EventIdKey, pod.eventId);
+    if (pod.type == EventRelation::Annotation())
+        jo.insert(QStringLiteral("key"), pod.key);
+}
+
+void QMatrixClient::JsonObjectConverter<EventRelation>::fillFrom(
+        const QJsonObject& jo, EventRelation& pod)
+{
+    // The experimental logic for generic relationships (MSC1849)
+    fromJson(jo["rel_type"_ls], pod.type);
+    fromJson(jo[EventIdKeyL], pod.eventId);
+    if (pod.type == EventRelation::Annotation())
+        fromJson(jo["key"_ls], pod.key);
+}
-- 
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