From 889d521e05f2e922683d48c74eb00290e7a2f548 Mon Sep 17 00:00:00 2001
From: Sadie Powell
Date: Wed, 17 Jul 2024 00:06:50 +0100
Subject: Shuffle the modules about a bit.

---
 modules/cycle.cpp | 97 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 modules/cycle.cpp

(limited to 'modules/cycle.cpp')

diff --git a/modules/cycle.cpp b/modules/cycle.cpp
new file mode 100644
index 000000000..1ed78b9b5
--- /dev/null
+++ b/modules/cycle.cpp
@@ -0,0 +1,97 @@
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
+ *
+ *   Copyright (C) 2019-2023 Sadie Powell <sadie@witchery.services>
+ *   Copyright (C) 2017 B00mX0r <b00mx0r@aureus.pw>
+ *   Copyright (C) 2012-2014, 2016 Attila Molnar <attilamolnar@hush.com>
+ *   Copyright (C) 2012 Robby <robby@chatbelgie.be>
+ *   Copyright (C) 2010 Craig Edwards <brain@inspircd.org>
+ *   Copyright (C) 2009 Uli Schlachter <psychon@znc.in>
+ *   Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
+ *   Copyright (C) 2007-2008 Dennis Friis <peavey@inspircd.org>
+ *   Copyright (C) 2007 Robin Burchell <robin+git@viroteck.net>
+ *   Copyright (C) 2007 John Brooks <john@jbrooks.io>
+ *
+ * This file is part of InspIRCd.  InspIRCd is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation, version 2.
+ *
+ * This program 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 General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "inspircd.h"
+#include "numerichelper.h"
+
+class CommandCycle final
+	: public SplitCommand
+{
+public:
+	CommandCycle(Module* Creator)
+		: SplitCommand(Creator, "CYCLE", 1)
+	{
+		penalty = 3000;
+		syntax = { "<channel> [:<reason>]" };
+	}
+
+	CmdResult HandleLocal(LocalUser* user, const Params& parameters) override
+	{
+		auto* channel = ServerInstance->Channels.Find(parameters[0]);
+		std::string reason = "Cycling";
+
+		if (parameters.size() > 1)
+		{
+			/* reason provided, use it */
+			reason = reason + ": " + parameters[1];
+		}
+
+		if (!channel)
+		{
+			user->WriteNumeric(Numerics::NoSuchChannel(parameters[0]));
+			return CmdResult::FAILURE;
+		}
+
+		if (channel->HasUser(user))
+		{
+			if (channel->GetPrefixValue(user) < VOICE_VALUE && channel->IsBanned(user))
+			{
+				// User is banned, send an error and don't cycle them
+				user->WriteNumeric(ERR_BANNEDFROMCHAN, channel->name, "You may not cycle, as you are banned on channel " + channel->name);
+				return CmdResult::FAILURE;
+			}
+
+			channel->PartUser(user, reason);
+			Channel::JoinUser(user, parameters[0], true);
+
+			return CmdResult::SUCCESS;
+		}
+		else
+		{
+			user->WriteNumeric(ERR_NOTONCHANNEL, channel->name, "You're not on that channel");
+		}
+
+		return CmdResult::FAILURE;
+	}
+};
+
+class ModuleCycle final
+	: public Module
+{
+private:
+	CommandCycle cmd;
+
+public:
+	ModuleCycle()
+		: Module(VF_VENDOR, "Allows channel members to part and rejoin a channel without needing to worry about channel modes such as +i (inviteonly) which might prevent rejoining.")
+		, cmd(this)
+	{
+	}
+};
+
+MODULE_INIT(ModuleCycle)
-- 
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