modules/client/sync: Preliminary groups sync module stub.

matrix/matrix.cc

@@ -155,6 +155,7 @@ ircd::m::matrix::module_names
 	"client_sync_account_data",
 	"client_sync_device_lists",
 	"client_sync_device_one_time_keys_count",
+	"client_sync_groups",
 	"client_sync_presence",
 	"client_sync_to_device",
 	"client_sync_rooms_account_data",

modules/Makefile.am

@@ -438,6 +438,7 @@ client_module_LTLIBRARIES += \
 client_client_sync_account_data_la_SOURCES = client/sync/account_data.cc
 client_client_sync_presence_la_SOURCES = client/sync/presence.cc
 client_client_sync_rooms_la_SOURCES = client/sync/rooms.cc
+client_client_sync_groups_la_SOURCES = client/sync/groups.cc
 client_client_sync_to_device_la_SOURCES = client/sync/to_device.cc
 client_client_sync_device_lists_la_SOURCES = client/sync/device_lists.cc
 client_client_sync_device_one_time_keys_count_la_SOURCES = client/sync/device_one_time_keys_count.cc
@@ -446,6 +447,7 @@ client_module_LTLIBRARIES += \
 	client/client_sync_account_data.la \
 	client/client_sync_presence.la \
 	client/client_sync_rooms.la \
+	client/client_sync_groups.la \
 	client/client_sync_to_device.la \
 	client/client_sync_device_lists.la \
 	client/client_sync_device_one_time_keys_count.la \

modules/client/sync/groups.cc

@@ -0,0 +1,107 @@
+// The Construct
+//
+// Copyright (C) The Construct Developers, Authors & Contributors
+// Copyright (C) 2016-2020 Jason Volk <jason@zemos.net>
+//
+// Permission to use, copy, modify, and/or distribute this software for any
+// purpose with or without fee is hereby granted, provided that the above
+// copyright notice and this permission notice is present in all copies. The
+// full license for this software is available in the LICENSE file.
+
+namespace ircd::m::sync
+{
+	static bool _groups_polylog(data &, const string_view &membership);
+	static bool groups_polylog(data &);
+
+	static bool _groups_linear(data &, const string_view &membership);
+	static bool groups_linear(data &);
+
+	extern item groups;
+}
+
+ircd::mapi::header
+IRCD_MODULE
+{
+	"Client Sync :Groups"
+};
+
+decltype(ircd::m::sync::groups)
+ircd::m::sync::groups
+{
+	"groups",
+	groups_polylog,
+	groups_linear,
+};
+
+bool
+ircd::m::sync::groups_linear(data &data)
+{
+	assert(data.event);
+	const m::room room
+	{
+		json::get<"room_id"_>(*data.event)?
+			m::room::id{json::get<"room_id"_>(*data.event)}:
+			m::room::id{}
+	};
+
+	const scope_restore their_room
+	{
+		data.room, &room
+	};
+
+	char membuf[room::MEMBERSHIP_MAX_SIZE];
+	const string_view &membership
+	{
+		data.room?
+			m::membership(membuf, room, data.user):
+			string_view{}
+	};
+
+	const scope_restore their_membership
+	{
+		data.membership, membership
+	};
+
+	bool ret{false};
+
+	return ret;
+}
+
+bool
+ircd::m::sync::groups_polylog(data &data)
+{
+	bool ret{false};
+
+	ret |= _groups_polylog(data, "join");
+	if(ret)
+		return ret;
+
+	ret |= _groups_polylog(data, "invite");
+	if(ret)
+		return ret;
+
+	ret |= _groups_polylog(data, "leave");
+	if(ret)
+		return ret;
+
+	return ret;
+}
+
+bool
+ircd::m::sync::_groups_polylog(data &data,
+                              const string_view &membership)
+{
+	const scope_restore theirs
+	{
+		data.membership, membership
+	};
+
+	json::stack::object object
+	{
+		*data.out, membership
+	};
+
+	bool ret{false};
+
+	return ret;
+}