Rework the RPC modules in preparation for the new JSON-RPC module.

1 files changed, 306 insertions, 0 deletions

diff --git a/modules/rpc/rpc_main.cpp b/modules/rpc/rpc_main.cpp
new file mode 100644
index 000000000..4a87d9e05
--- /dev/null
+++ b/modules/rpc/rpc_main.cpp
@@ -0,0 +1,306 @@
+/*
+ *
+ * (C) 2010-2025 Anope Team
+ * Contact us at team@anope.org
+ *
+ * Please read COPYING and README for further details.
+ */
+
+#include "module.h"
+#include "modules/rpc.h"
+
+static Module *me;
+
+class RPCIdentifyRequest final
+	: public IdentifyRequest
+{
+	RPCRequest request;
+	HTTPReply repl; /* Request holds a reference to the HTTPReply, because we might exist long enough to invalidate it
+	                   we'll copy it here then reset the reference before we use it */
+	Reference<HTTPClient> client;
+	Reference<RPCServiceInterface> xinterface;
+
+public:
+	RPCIdentifyRequest(Module *m, RPCRequest &req, HTTPClient *c, RPCServiceInterface *iface, const Anope::string &acc, const Anope::string &pass) : IdentifyRequest(m, acc, pass), request(req), repl(request.r), client(c), xinterface(iface) { }
+
+	void OnSuccess() override
+	{
+		if (!xinterface || !client)
+			return;
+
+		request.r = this->repl;
+
+		request.reply("result", "Success");
+		request.reply("account", GetAccount());
+
+		xinterface->Reply(request);
+		client->SendReply(&request.r);
+	}
+
+	void OnFail() override
+	{
+		if (!xinterface || !client)
+			return;
+
+		request.r = this->repl;
+
+		request.reply("error", "Invalid password");
+
+		xinterface->Reply(request);
+		client->SendReply(&request.r);
+	}
+};
+
+class MyRPCEvent final
+	: public RPCEvent
+{
+public:
+	bool Run(RPCServiceInterface *iface, HTTPClient *client, RPCRequest &request) override
+	{
+		if (request.name == "command")
+			this->DoCommand(iface, client, request);
+		else if (request.name == "checkAuthentication")
+			return this->DoCheckAuthentication(iface, client, request);
+		else if (request.name == "stats")
+			this->DoStats(iface, client, request);
+		else if (request.name == "channel")
+			this->DoChannel(iface, client, request);
+		else if (request.name == "user")
+			this->DoUser(iface, client, request);
+		else if (request.name == "opers")
+			this->DoOperType(iface, client, request);
+		else if (request.name == "notice")
+			this->DoNotice(iface, client, request);
+
+		return true;
+	}
+
+private:
+	void DoCommand(RPCServiceInterface *iface, HTTPClient *client, RPCRequest &request)
+	{
+		Anope::string service = request.data.size() > 0 ? request.data[0] : "";
+		Anope::string user = request.data.size() > 1 ? request.data[1] : "";
+		Anope::string command = request.data.size() > 2 ? request.data[2] : "";
+
+		if (service.empty() || user.empty() || command.empty())
+			request.reply("error", "Invalid parameters");
+		else
+		{
+			BotInfo *bi = BotInfo::Find(service, true);
+			if (!bi)
+				request.reply("error", "Invalid service");
+			else
+			{
+				request.reply("result", "Success");
+
+				NickAlias *na = NickAlias::Find(user);
+
+				Anope::string out;
+
+				struct RPCommandReply final
+					: CommandReply
+				{
+					Anope::string &str;
+
+					RPCommandReply(Anope::string &s) : str(s) { }
+
+					void SendMessage(BotInfo *source, const Anope::string &msg) override
+					{
+						str += msg + "\n";
+					};
+				}
+				reply(out);
+
+				User *u = User::Find(user, true);
+				CommandSource source(user, u, na ? *na->nc : NULL, &reply, bi);
+				Command::Run(source, command);
+
+				if (!out.empty())
+					request.reply("return", iface->Sanitize(out));
+			}
+		}
+	}
+
+	static bool DoCheckAuthentication(RPCServiceInterface *iface, HTTPClient *client, RPCRequest &request)
+	{
+		Anope::string username = request.data.size() > 0 ? request.data[0] : "";
+		Anope::string password = request.data.size() > 1 ? request.data[1] : "";
+
+		if (username.empty() || password.empty())
+			request.reply("error", "Invalid parameters");
+		else
+		{
+			auto *req = new RPCIdentifyRequest(me, request, client, iface, username, password);
+			FOREACH_MOD(OnCheckAuthentication, (NULL, req));
+			req->Dispatch();
+			return false;
+		}
+
+		return true;
+	}
+
+	static void DoStats(RPCServiceInterface *iface, HTTPClient *client, RPCRequest &request)
+	{
+		request.reply("uptime", Anope::ToString(Anope::CurTime - Anope::StartTime));
+		request.reply("uplinkname", Me->GetLinks().front()->GetName());
+		{
+			Anope::string buf;
+			for (const auto &capab : Servers::Capab)
+				buf += " " + capab;
+			if (!buf.empty())
+				buf.erase(buf.begin());
+			request.reply("uplinkcapab", buf);
+		}
+		request.reply("usercount", Anope::ToString(UserListByNick.size()));
+		request.reply("maxusercount", Anope::ToString(MaxUserCount));
+		request.reply("channelcount", Anope::ToString(ChannelList.size()));
+	}
+
+	static void DoChannel(RPCServiceInterface *iface, HTTPClient *client, RPCRequest &request)
+	{
+		if (request.data.empty())
+			return;
+
+		Channel *c = Channel::Find(request.data[0]);
+
+		request.reply("name", iface->Sanitize(c ? c->name : request.data[0]));
+
+		if (c)
+		{
+			request.reply("bancount", Anope::ToString(c->HasMode("BAN")));
+			int count = 0;
+			for (auto &ban : c->GetModeList("BAN"))
+				request.reply("ban" + Anope::ToString(++count), iface->Sanitize(ban));
+
+			request.reply("exceptcount", Anope::ToString(c->HasMode("EXCEPT")));
+			count = 0;
+			for (auto &except : c->GetModeList("EXCEPT"))
+				request.reply("except" + Anope::ToString(++count), iface->Sanitize(except));
+
+			request.reply("invitecount", Anope::ToString(c->HasMode("INVITEOVERRIDE")));
+			count = 0;
+			for (auto &invite : c->GetModeList("INVITEOVERRIDE"))
+				request.reply("invite" + Anope::ToString(++count), iface->Sanitize(invite));
+
+			Anope::string users;
+			for (Channel::ChanUserList::const_iterator it = c->users.begin(); it != c->users.end(); ++it)
+			{
+				ChanUserContainer *uc = it->second;
+				users += uc->status.BuildModePrefixList() + uc->user->nick + " ";
+			}
+			if (!users.empty())
+			{
+				users.erase(users.length() - 1);
+				request.reply("users", iface->Sanitize(users));
+			}
+
+			if (!c->topic.empty())
+				request.reply("topic", iface->Sanitize(c->topic));
+
+			if (!c->topic_setter.empty())
+				request.reply("topicsetter", iface->Sanitize(c->topic_setter));
+
+			request.reply("topictime", Anope::ToString(c->topic_time));
+			request.reply("topicts", Anope::ToString(c->topic_ts));
+		}
+	}
+
+	static void DoUser(RPCServiceInterface *iface, HTTPClient *client, RPCRequest &request)
+	{
+		if (request.data.empty())
+			return;
+
+		User *u = User::Find(request.data[0]);
+
+		request.reply("nick", iface->Sanitize(u ? u->nick : request.data[0]));
+
+		if (u)
+		{
+			request.reply("ident", iface->Sanitize(u->GetIdent()));
+			request.reply("vident", iface->Sanitize(u->GetVIdent()));
+			request.reply("host", iface->Sanitize(u->host));
+			if (!u->vhost.empty())
+				request.reply("vhost", iface->Sanitize(u->vhost));
+			if (!u->chost.empty())
+				request.reply("chost", iface->Sanitize(u->chost));
+			request.reply("ip", u->ip.addr());
+			request.reply("timestamp", Anope::ToString(u->timestamp));
+			request.reply("signon", Anope::ToString(u->signon));
+			if (u->IsIdentified())
+			{
+				request.reply("account", iface->Sanitize(u->Account()->display));
+				if (u->Account()->o)
+					request.reply("opertype", iface->Sanitize(u->Account()->o->ot->GetName()));
+			}
+
+			Anope::string channels;
+			for (User::ChanUserList::const_iterator it = u->chans.begin(); it != u->chans.end(); ++it)
+			{
+				ChanUserContainer *cc = it->second;
+				channels += cc->status.BuildModePrefixList() + cc->chan->name + " ";
+			}
+			if (!channels.empty())
+			{
+				channels.erase(channels.length() - 1);
+				request.reply("channels", channels);
+			}
+		}
+	}
+
+	static void DoOperType(RPCServiceInterface *iface, HTTPClient *client, RPCRequest &request)
+	{
+		for (auto *ot : Config->MyOperTypes)
+		{
+			Anope::string perms;
+			for (const auto &priv : ot->GetPrivs())
+				perms += " " + priv;
+			for (const auto &command : ot->GetCommands())
+				perms += " " + command;
+			request.reply(ot->GetName(), perms);
+		}
+	}
+
+	static void DoNotice(RPCServiceInterface *iface, HTTPClient *client, RPCRequest &request)
+	{
+		Anope::string from = request.data.size() > 0 ? request.data[0] : "";
+		Anope::string to = request.data.size() > 1 ? request.data[1] : "";
+		Anope::string message = request.data.size() > 2 ? request.data[2] : "";
+
+		BotInfo *bi = BotInfo::Find(from, true);
+		User *u = User::Find(to, true);
+
+		if (!bi || !u || message.empty())
+			return;
+
+		u->SendMessage(bi, message);
+
+		request.reply("result", "Success");
+	}
+};
+
+class ModuleRPCMain final
+	: public Module
+{
+	ServiceReference<RPCServiceInterface> rpc;
+
+	MyRPCEvent stats;
+
+public:
+	ModuleRPCMain(const Anope::string &modname, const Anope::string &creator) : Module(modname, creator, EXTRA | VENDOR), rpc("RPCServiceInterface", "rpc")
+	{
+		me = this;
+
+		if (!rpc)
+			throw ModuleException("Unable to find RPC interface, is xmlrpc loaded?");
+
+		rpc->Register(&stats);
+	}
+
+	~ModuleRPCMain() override
+	{
+		if (rpc)
+			rpc->Unregister(&stats);
+	}
+};
+
+MODULE_INIT(ModuleRPCMain)