1 files changed, 127 insertions, 0 deletions
diff --git a/modules/hostserv/hostserv.cpp b/modules/hostserv/hostserv.cpp
new file mode 100644
index 000000000..39b49ec29
--- /dev/null
+++ b/modules/hostserv/hostserv.cpp
@@ -0,0 +1,127 @@
+/* HostServ 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 HostServCore final
+	: public Module
+{
+	Reference<BotInfo> HostServ;
+public:
+	HostServCore(const Anope::string &modname, const Anope::string &creator) : Module(modname, creator, PSEUDOCLIENT | VENDOR)
+	{
+		if (!IRCD || !IRCD->CanSetVHost)
+			throw ModuleException("Your IRCd does not support vhosts");
+	}
+
+	void OnReload(Configuration::Conf *conf) override
+	{
+		const Anope::string &hsnick = conf->GetModule(this)->Get<const Anope::string>("client");
+
+		if (hsnick.empty())
+			throw ConfigException(Module::name + ": <client> must be defined");
+
+		BotInfo *bi = BotInfo::Find(hsnick, true);
+		if (!bi)
+			throw ConfigException(Module::name + ": no bot named " + hsnick);
+
+		HostServ = bi;
+	}
+
+	void OnUserLogin(User *u) override
+	{
+		if (!IRCD->CanSetVHost)
+			return;
+
+		const NickAlias *na = NickAlias::Find(u->nick);
+		if (!na || na->nc != u->Account() || !na->HasVHost())
+			na = u->AccountNick();
+		if (!na || !na->HasVHost())
+			return;
+
+		if (u->vhost.empty() || !u->vhost.equals_cs(na->GetVHostHost()) || (!na->GetVHostIdent().empty() && !u->GetVIdent().equals_cs(na->GetVHostIdent())))
+		{
+			IRCD->SendVHost(u, na->GetVHostIdent(), na->GetVHostHost());
+
+			u->vhost = na->GetVHostHost();
+			u->UpdateHost();
+
+			if (IRCD->CanSetVIdent && !na->GetVHostIdent().empty())
+				u->SetVIdent(na->GetVHostIdent());
+
+			if (HostServ)
+			{
+				u->SendMessage(HostServ, _("Your vhost of \002%s\002 is now activated."),
+					na->GetVHostMask().c_str());
+			}
+		}
+	}
+
+	void OnNickDrop(CommandSource &source, NickAlias *na) override
+	{
+		if (na->HasVHost())
+		{
+			FOREACH_MOD(OnDeleteVHost, (na));
+			na->RemoveVHost();
+		}
+	}
+
+	void OnNickUpdate(User *u) override
+	{
+		this->OnUserLogin(u);
+	}
+
+	EventReturn OnPreHelp(CommandSource &source, const std::vector<Anope::string> &params) override
+	{
+		if (!params.empty() || source.c || source.service != *HostServ)
+			return EVENT_CONTINUE;
+		source.Reply(_("%s commands:"), HostServ->nick.c_str());
+		return EVENT_CONTINUE;
+	}
+
+	void OnSetVHost(NickAlias *na) override
+	{
+		if (Config->GetModule(this)->Get<bool>("activate_on_set"))
+		{
+			User *u = User::Find(na->nick);
+
+			if (u && u->Account() == na->nc)
+			{
+				IRCD->SendVHost(u, na->GetVHostIdent(), na->GetVHostHost());
+
+				u->vhost = na->GetVHostHost();
+				u->UpdateHost();
+
+				if (IRCD->CanSetVIdent && !na->GetVHostIdent().empty())
+					u->SetVIdent(na->GetVHostIdent());
+
+				if (HostServ)
+				{
+					u->SendMessage(HostServ, _("Your vhost of \002%s\002 is now activated."),
+						na->GetVHostMask().c_str());
+				}
+			}
+		}
+	}
+
+	void OnDeleteVHost(NickAlias *na) override
+	{
+		if (Config->GetModule(this)->Get<bool>("activate_on_set"))
+		{
+			User *u = User::Find(na->nick);
+
+			if (u && u->Account() == na->nc)
+				IRCD->SendVHostDel(u);
+		}
+	}
+};
+
+MODULE_INIT(HostServCore)