X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_censor.cpp;h=b78364b0b1d5a190372c0f7d42c5ee9899f912b2;hb=01884cb328a677fb8e75807da52b2fd9a96b2225;hp=da22b5153627745b2e44824406610123ca9df013;hpb=3ccf0065d43db80f31c6404aeac4d65551481508;p=user%2Fhenk%2Fcode%2Finspircd.git

diff --git a/src/modules/m_censor.cpp b/src/modules/m_censor.cpp
index da22b5153..b78364b0b 100644
--- a/src/modules/m_censor.cpp
+++ b/src/modules/m_censor.cpp
@@ -1,10 +1,15 @@
 /*
  * InspIRCd -- Internet Relay Chat Daemon
  *
- *   Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
- *   Copyright (C) 2004, 2008-2009 Craig Edwards <craigedwards@brainbox.cc>
+ *   Copyright (C) 2018 linuxdaemon <linuxdaemon.irc@gmail.com>
+ *   Copyright (C) 2013, 2017-2018, 2020 Sadie Powell <sadie@witchery.services>
+ *   Copyright (C) 2012-2013 Attila Molnar <attilamolnar@hush.com>
+ *   Copyright (C) 2012, 2019 Robby <robby@chatbelgie.be>
+ *   Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
+ *   Copyright (C) 2008 Thomas Stagner <aquanight@inspircd.org>
  *   Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
- *   Copyright (C) 2005, 2007 Robin Burchell <robin+git@viroteck.net>
+ *   Copyright (C) 2005, 2007-2008 Robin Burchell <robin+git@viroteck.net>
+ *   Copyright (C) 2004, 2006, 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
@@ -21,72 +26,75 @@
 
 
 #include "inspircd.h"
+#include "modules/exemption.h"
 
-typedef insp::flat_map<irc::string, irc::string> censor_t;
-
-/** Handles usermode +G
- */
-class CensorUser : public SimpleUserModeHandler
-{
- public:
-	CensorUser(Module* Creator) : SimpleUserModeHandler(Creator, "u_censor", 'G') { }
-};
-
-/** Handles channel mode +G
- */
-class CensorChannel : public SimpleChannelModeHandler
-{
- public:
-	CensorChannel(Module* Creator) : SimpleChannelModeHandler(Creator, "censor", 'G') { }
-};
+typedef insp::flat_map<std::string, std::string, irc::insensitive_swo> CensorMap;
 
 class ModuleCensor : public Module
 {
-	censor_t censors;
-	CensorUser cu;
-	CensorChannel cc;
+	CheckExemption::EventProvider exemptionprov;
+	CensorMap censors;
+	SimpleUserModeHandler cu;
+	SimpleChannelModeHandler cc;
 
  public:
-	ModuleCensor() : cu(this), cc(this) { }
+	ModuleCensor()
+		: exemptionprov(this)
+		, cu(this, "u_censor", 'G')
+		, cc(this, "censor", 'G')
+	{
+	}
 
 	// format of a config entry is <badword text="shit" replace="poo">
-	ModResult OnUserPreMessage(User* user, void* dest, int target_type, std::string& text, char status, CUList& exempt_list, MessageType msgtype) CXX11_OVERRIDE
+	ModResult OnUserPreMessage(User* user, const MessageTarget& target, MessageDetails& details) CXX11_OVERRIDE
 	{
 		if (!IS_LOCAL(user))
 			return MOD_RES_PASSTHRU;
 
-		bool active = false;
-
-		if (target_type == TYPE_USER)
-			active = ((User*)dest)->IsModeSet(cu);
-		else if (target_type == TYPE_CHANNEL)
+		switch (target.type)
 		{
-			Channel* c = (Channel*)dest;
-			active = c->IsModeSet(cc);
-			ModResult res = ServerInstance->OnCheckExemption(user,c,"censor");
+			case MessageTarget::TYPE_USER:
+			{
+				User* targuser = target.Get<User>();
+				if (!targuser->IsModeSet(cu))
+					return MOD_RES_PASSTHRU;
+				break;
+			}
 
-			if (res == MOD_RES_ALLOW)
+			case MessageTarget::TYPE_CHANNEL:
+			{
+				Channel* targchan = target.Get<Channel>();
+				if (!targchan->IsModeSet(cc))
+					return MOD_RES_PASSTHRU;
+
+				ModResult result = CheckExemption::Call(exemptionprov, user, targchan, "censor");
+				if (result == MOD_RES_ALLOW)
+					return MOD_RES_PASSTHRU;
+				break;
+			}
+
+			default:
 				return MOD_RES_PASSTHRU;
 		}
 
-		if (!active)
-			return MOD_RES_PASSTHRU;
-
-		irc::string text2 = text.c_str();
-		for (censor_t::iterator index = censors.begin(); index != censors.end(); index++)
+		for (CensorMap::const_iterator index = censors.begin(); index != censors.end(); ++index)
 		{
-			if (text2.find(index->first) != irc::string::npos)
+			size_t censorpos;
+			while ((censorpos = irc::find(details.text, index->first)) != std::string::npos)
 			{
 				if (index->second.empty())
 				{
-					user->WriteNumeric(ERR_WORDFILTERED, "%s %s :Your message contained a censored word, and was blocked", ((Channel*)dest)->name.c_str(), index->first.c_str());
+					const std::string msg = InspIRCd::Format("Your message to this channel contained a banned phrase (%s) and was blocked.", index->first.c_str());
+					if (target.type == MessageTarget::TYPE_CHANNEL)
+						user->WriteNumeric(Numerics::CannotSendTo(target.Get<Channel>(), msg));
+					else
+						user->WriteNumeric(Numerics::CannotSendTo(target.Get<User>(), msg));
 					return MOD_RES_DENY;
 				}
 
-				SearchAndReplace(text2, index->first, index->second);
+				details.text.replace(censorpos, index->first.size(), index->second);
 			}
 		}
-		text = text2.c_str();
 		return MOD_RES_PASSTHRU;
 	}
 
@@ -96,22 +104,24 @@ class ModuleCensor : public Module
 		 * reload our config file on rehash - we must destroy and re-allocate the classes
 		 * to call the constructor again and re-read our data.
 		 */
-		censors.clear();
-
+		CensorMap newcensors;
 		ConfigTagList badwords = ServerInstance->Config->ConfTags("badword");
 		for (ConfigIter i = badwords.first; i != badwords.second; ++i)
 		{
 			ConfigTag* tag = i->second;
-			std::string str = tag->getString("text");
-			irc::string pattern(str.c_str());
-			str = tag->getString("replace");
-			censors[pattern] = irc::string(str.c_str());
+			const std::string text = tag->getString("text");
+			if (text.empty())
+				throw ModuleException("<badword:text> is empty! at " + tag->getTagLocation());
+
+			const std::string replace = tag->getString("replace");
+			newcensors[text] = replace;
 		}
+		censors.swap(newcensors);
 	}
 
 	Version GetVersion() CXX11_OVERRIDE
 	{
-		return Version("Provides user and channel +G mode",VF_VENDOR);
+		return Version("Allows the server administrator to define inappropriate phrases that are not allowed to be used in private or channel messages.", VF_VENDOR);
 	}
 
 };