1 files changed, 117 insertions, 0 deletions
diff --git a/modules/chanserv/cs_drop.cpp b/modules/chanserv/cs_drop.cpp
new file mode 100644
index 000000000..91032905f
--- /dev/null
+++ b/modules/chanserv/cs_drop.cpp
@@ -0,0 +1,117 @@
+/* ChanServ core functions
+ *
+ * (C) 2003-2024 Anope Team
+ * Contact us at team@anope.org
+ *
+ * Please read COPYING and README for further details.
+ *
+ * Based on the original code of Epona by Lara.
+ * Based on the original code of Services by Andy Church.
+ */
+
+#include "module.h"
+
+class CommandCSDrop final
+	: public Command
+{
+private:
+	PrimitiveExtensibleItem<Anope::string> dropcode;
+
+public:
+	CommandCSDrop(Module *creator)
+		: Command(creator, "chanserv/drop", 1, 2)
+		, dropcode(creator, "channel-dropcode")
+	{
+		this->SetDesc(_("Cancel the registration of a channel"));
+		this->SetSyntax(_("\037channel\037 [\037code\037]"));
+	}
+
+	void Execute(CommandSource &source, const std::vector<Anope::string> &params) override
+	{
+		const Anope::string &chan = params[0];
+
+		if (Anope::ReadOnly && !source.HasPriv("chanserv/administration"))
+		{
+			source.Reply(READ_ONLY_MODE);
+			return;
+		}
+
+		ChannelInfo *ci = ChannelInfo::Find(chan);
+		if (ci == NULL)
+		{
+			source.Reply(CHAN_X_NOT_REGISTERED, params[0].c_str());
+			return;
+		}
+
+		if ((ci->HasExt("SECUREFOUNDER") ? !source.IsFounder(ci) : !source.AccessFor(ci).HasPriv("FOUNDER")) && !source.HasCommand("chanserv/drop"))
+		{
+			source.Reply(ACCESS_DENIED);
+			return;
+		}
+
+		auto *code = dropcode.Get(ci);
+		if (params.size() < 2 || ((!code || !code->equals_ci(params[1])) && (!source.HasPriv("chanserv/drop/override") || params[1] != "OVERRIDE")))
+		{
+			if (!code)
+			{
+				code = ci->Extend<Anope::string>("channel-dropcode");
+				*code = Anope::Random(15);
+			}
+
+			source.Reply(CONFIRM_DROP, ci->name.c_str(), Config->StrictPrivmsg.c_str(),
+				source.service->nick.c_str(), ci->name.c_str(), code->c_str());
+			return;
+		}
+
+		EventReturn MOD_RESULT;
+		FOREACH_RESULT(OnChanDrop, MOD_RESULT, (source, ci));
+		if (MOD_RESULT == EVENT_STOP)
+		{
+			dropcode.Unset(ci);
+			return;
+		}
+
+		bool override = (ci->HasExt("SECUREFOUNDER") ? !source.IsFounder(ci) : !source.AccessFor(ci).HasPriv("FOUNDER"));
+		Log(override ? LOG_OVERRIDE : LOG_COMMAND, source, this, ci) << "(founder was: " << (ci->GetFounder() ? ci->GetFounder()->display : "none") << ")";
+
+		Reference<Channel> c = ci->c;
+		delete ci;
+
+		source.Reply(_("Channel \002%s\002 has been dropped."), chan.c_str());
+
+		if (c)
+			c->CheckModes();
+	}
+
+	bool OnHelp(CommandSource &source, const Anope::string &subcommand) override
+	{
+		this->SendSyntax(source);
+		source.Reply(" ");
+		if (source.IsServicesOper())
+			source.Reply(_("Unregisters the specified channel.  Only \002Services Operators\002\n"
+					"can drop a channel of which they are not the founder of."));
+		else
+			source.Reply(_("Unregisters the named channel.  Can only be used by\n"
+					"the \002channel founder\002."));
+
+		source.Reply(" ");
+		if (source.HasPriv("chanserv/drop/override"))
+			source.Reply(_("Additionally, Services Operators with the \037chanserv/drop/override\037 permission can\n"
+				"replace \037code\037 with \002OVERRIDE\002 to drop without a confirmation code."));
+		return true;
+	}
+};
+
+class CSDrop final
+	: public Module
+{
+	CommandCSDrop commandcsdrop;
+
+public:
+	CSDrop(const Anope::string &modname, const Anope::string &creator) : Module(modname, creator, VENDOR), commandcsdrop(this)
+	{
+
+	}
+};
+
+MODULE_INIT(CSDrop)