From 69a8dc795403b4a18b9be53414402affa1f6ad43 Mon Sep 17 00:00:00 2001
From: Gergely Polonkai <gergely@polonkai.eu>
Date: Tue, 8 Mar 2016 12:48:29 +0000
Subject: [PATCH] Add event handler for m.tag

---
 .gitignore                |  1 +
 src/Makefile.am           |  1 +
 src/matrix-event-tag.vala | 69 +++++++++++++++++++++++++++++++++++++++
 src/matrix-event-types.c  |  3 ++
 4 files changed, 74 insertions(+)
 create mode 100644 src/matrix-event-tag.vala

diff --git a/.gitignore b/.gitignore
index ff4b028..b7bc3c0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -66,3 +66,4 @@ Makefile.in
 /src/matrix-event-room-history-visibility.c
 /src/matrix-event-room-join-rules.c
 /src/matrix-event-room-name.c
+/src/matrix-event-tag.c
diff --git a/src/Makefile.am b/src/Makefile.am
index 8f4d0f9..c46bfe3 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -36,6 +36,7 @@ libmatrix_glib_0_0_la_VALA_SOURCES = \
 	matrix-event-room-history-visibility.vala \
 	matrix-event-room-join-rules.vala \
 	matrix-event-room-name.vala \
+	matrix-event-tag.vala \
 	$(NULL)
 
 AM_CPPFLAGS += \
diff --git a/src/matrix-event-tag.vala b/src/matrix-event-tag.vala
new file mode 100644
index 0000000..967b511
--- /dev/null
+++ b/src/matrix-event-tag.vala
@@ -0,0 +1,69 @@
+/*
+ * This file is part of matrix-glib-sdk
+ *
+ * matrix-glib-sdk 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 3 of the License, or (at your option) any later version.
+ *
+ * matrix-glib-sdk 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 matrix-glib-sdk. If not, see
+ * <http://www.gnu.org/licenses/>.
+ */
+
+public class Matrix.Event.Tag : Matrix.Event.Base {
+    private HashTable<string, Json.Node>? _tags = null;
+
+    protected override void
+    from_json(Json.Node json_data)
+        throws Matrix.Error
+    {
+        var content_root = json_data.get_object()
+            .get_member("content").get_object();
+        Json.Node? node;
+
+        if ((node = content_root.get_member("tags")) != null) {
+            var tags_root = node.get_object();
+
+            tags_root.foreach_member((tobj, tag, tag_contents) => {
+                    if (_tags == null) {
+                        _tags = new HashTable<string, Json.Node>(
+                                str_hash, str_equal);
+                    }
+
+                    _tags.replace(tag, tag_contents);
+                });
+        }
+
+        base.from_json(json_data);
+    }
+
+    protected override void
+    to_json(Json.Node json_data)
+        throws Matrix.Error
+    {
+        if (_tags != null) {
+            var tags_root = new Json.Object();
+
+            _tags.foreach((tag, tag_contents) => {
+                    tags_root.add_member(tag, tag_contents);
+                });
+
+            if (tags_root.get_size() > 0) {
+                var content_root = json_data.get_object()
+                    .get_member("content").get_object();
+                var tags_node = new Json.Node(Json.NodeType.OBJECT);
+
+                tags_node.set_object(tags_root);
+                content_root.set_member("tags", tags_node);
+            }
+        }
+
+        base.to_json(json_data);
+    }
+}
diff --git a/src/matrix-event-types.c b/src/matrix-event-types.c
index e82c174..b96cb47 100644
--- a/src/matrix-event-types.c
+++ b/src/matrix-event-types.c
@@ -182,6 +182,9 @@ matrix_event_types_ctor(void)
     matrix_event_register_type("m.room.name",
                                MATRIX_EVENT_TYPE_ROOM_NAME,
                                NULL);
+    matrix_event_register_type("m.tag",
+                               MATRIX_EVENT_TYPE_TAG,
+                               NULL);
 }
 
 void