X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_securelist.cpp;h=654eb0db9d5215ee31b7efaee001860a5f7ac1f6;hb=HEAD;hp=b925c3f3733cea83d744a25677c253ffc2794855;hpb=c6a508a3da977041909f18f77d6e8fea942512cf;p=user%2Fhenk%2Fcode%2Finspircd.git

diff --git a/src/modules/m_securelist.cpp b/src/modules/m_securelist.cpp
index b925c3f37..654eb0db9 100644
--- a/src/modules/m_securelist.cpp
+++ b/src/modules/m_securelist.cpp
@@ -1,9 +1,14 @@
 /*
  * InspIRCd -- Internet Relay Chat Daemon
  *
+ *   Copyright (C) 2018 linuxdaemon <linuxdaemon.irc@gmail.com>
+ *   Copyright (C) 2013, 2018, 2020 Sadie Powell <sadie@witchery.services>
+ *   Copyright (C) 2012-2013, 2016 Attila Molnar <attilamolnar@hush.com>
+ *   Copyright (C) 2012, 2019 Robby <robby@chatbelgie.be>
+ *   Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
+ *   Copyright (C) 2007-2008 Robin Burchell <robin+git@viroteck.net>
  *   Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
- *   Copyright (C) 2007 Robin Burchell <robin+git@viroteck.net>
- *   Copyright (C) 2006-2007 Craig Edwards <craigedwards@brainbox.cc>
+ *   Copyright (C) 2006-2008, 2010 Craig Edwards <brain@inspircd.org>
  *
  * 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
@@ -20,52 +25,71 @@
 
 
 #include "inspircd.h"
+#include "modules/account.h"
+
+typedef std::vector<std::string> AllowList;
 
 class ModuleSecureList : public Module
 {
-	std::vector<std::string> allowlist;
-	time_t WaitTime;
+ private:
+	AllowList allowlist;
+	bool exemptregistered;
+	bool showmsg;
+	unsigned int WaitTime;
 
  public:
 	Version GetVersion() CXX11_OVERRIDE
 	{
-		return Version("Disallows /LIST for recently connected clients to hinder spam bots", VF_VENDOR);
+		return Version("Prevents users from using the /LIST command until a predefined period has passed.", VF_VENDOR);
 	}
 
 	void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE
 	{
-		allowlist.clear();
+		AllowList newallows;
 
 		ConfigTagList tags = ServerInstance->Config->ConfTags("securehost");
 		for (ConfigIter i = tags.first; i != tags.second; ++i)
-			allowlist.push_back(i->second->getString("exception"));
+		{
+			std::string host = i->second->getString("exception");
+			if (host.empty())
+				throw ModuleException("<securehost:exception> is a required field at " + i->second->getTagLocation());
+			newallows.push_back(host);
+		}
 
-		WaitTime = ServerInstance->Config->ConfValue("securelist")->getInt("waittime", 60);
+		ConfigTag* tag = ServerInstance->Config->ConfValue("securelist");
+		exemptregistered = tag->getBool("exemptregistered");
+		showmsg = tag->getBool("showmsg", true);
+		WaitTime = tag->getDuration("waittime", 60, 1);
+		allowlist.swap(newallows);
 	}
 
-
-	/*
-	 * OnPreCommand()
-	 *   Intercept the LIST command.
-	 */
-	ModResult OnPreCommand(std::string &command, std::vector<std::string> &parameters, LocalUser *user, bool validated, const std::string &original_line) CXX11_OVERRIDE
+	ModResult OnPreCommand(std::string& command, CommandBase::Params& parameters, LocalUser* user, bool validated) CXX11_OVERRIDE
 	{
 		/* If the command doesnt appear to be valid, we dont want to mess with it. */
 		if (!validated)
 			return MOD_RES_PASSTHRU;
 
-		if ((command == "LIST") && (ServerInstance->Time() < (user->signon+WaitTime)) && (!user->IsOper()))
+		time_t waitallowed = user->signon + WaitTime;
+		if ((command == "LIST") && (ServerInstance->Time() < waitallowed) && (!user->IsOper()))
 		{
 			/* Normally wouldnt be allowed here, are they exempt? */
 			for (std::vector<std::string>::iterator x = allowlist.begin(); x != allowlist.end(); x++)
 				if (InspIRCd::Match(user->MakeHost(), *x, ascii_case_insensitive_map))
 					return MOD_RES_PASSTHRU;
 
-			/* Not exempt, BOOK EM DANNO! */
-			user->WriteNotice("*** You cannot list within the first " + ConvToStr(WaitTime) + " seconds of connecting. Please try again later.");
-			/* Some clients (e.g. mIRC, various java chat applets) muck up if they don't
-			 * receive these numerics whenever they send LIST, so give them an empty LIST to mull over.
-			 */
+			const AccountExtItem* ext = GetAccountExtItem();
+			if (exemptregistered && ext && ext->get(user))
+				return MOD_RES_PASSTHRU;
+
+			if (showmsg)
+			{
+				user->WriteNotice(InspIRCd::Format("*** You cannot view the channel list right now. Please %stry again in %s.",
+					(exemptregistered ? "login to an account or " : ""),
+					InspIRCd::DurationString(waitallowed - ServerInstance->Time()).c_str()));
+			}
+
+			// The client might be waiting on a response to do something so send them an
+			// empty list response to satisfy that.
 			user->WriteNumeric(RPL_LISTSTART, "Channel", "Users Name");
 			user->WriteNumeric(RPL_LISTEND, "End of channel list.");
 			return MOD_RES_DENY;
@@ -75,7 +99,8 @@ class ModuleSecureList : public Module
 
 	void On005Numeric(std::map<std::string, std::string>& tokens) CXX11_OVERRIDE
 	{
-		tokens["SECURELIST"];
+		if (showmsg)
+			tokens["SECURELIST"] = ConvToStr(WaitTime);
 	}
 };