X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_dccallow.cpp;h=829c1d3378ce91a3229f4de51ef15a6fc7a47611;hb=9f69e159adcc0892f0bdef16ac4617630737b156;hp=02331ce82fa61ff1ce25537640addbfd8bdd56bc;hpb=618a79478aa9b6ad819c3515a86d25628725e560;p=user%2Fhenk%2Fcode%2Finspircd.git

diff --git a/src/modules/m_dccallow.cpp b/src/modules/m_dccallow.cpp
index 02331ce82..829c1d337 100644
--- a/src/modules/m_dccallow.cpp
+++ b/src/modules/m_dccallow.cpp
@@ -1,512 +1,499 @@
- /* m_dccallow - Jamie Penman-Smithson <jamie@silverdream.org> - September 2006 */
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
+ *
+ *   Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
+ *   Copyright (C) 2008 John Brooks <john.brooks@dereferenced.net>
+ *   Copyright (C) 2008 Pippijn van Steenhoven <pip88nl@gmail.com>
+ *   Copyright (C) 2006-2008 Craig Edwards <craigedwards@brainbox.cc>
+ *   Copyright (C) 2007-2008 Robin Burchell <robin+git@viroteck.net>
+ *   Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
+ *   Copyright (C) 2006 Jamie ??? <???@???>
+ *
+ * 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
+ * License as published by the Free Software Foundation, version 2.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 
-using namespace std;
 
-#include <stdio.h>
-#include <vector>
-#include <string.h>
-#include "users.h"
-#include "channels.h"
-#include "modules.h"
 #include "inspircd.h"
 
-/* $ModDesc: Povides support for the /DCCALLOW command */
-
-static ConfigReader *Conf;
+/* $ModDesc: Provides support for the /DCCALLOW command */
 
 class BannedFileList
 {
  public:
-std::string filemask;
-std::string action;
+	std::string filemask;
+	std::string action;
 };
 
 class DCCAllow
 {
  public:
-std::string nickname;
-std::string hostmask;
-time_t set_on;
-long length;
+	std::string nickname;
+	std::string hostmask;
+	time_t set_on;
+	long length;
 
-DCCAllow() { }
+	DCCAllow() { }
 
-DCCAllow(std::string nick, std::string hm, time_t so, long ln) : nickname(nick), hostmask(hm), set_on(so), length(ln) { }
+	DCCAllow(const std::string &nick, const std::string &hm, const time_t so, const long ln) : nickname(nick), hostmask(hm), set_on(so), length(ln) { }
 };
 
-typedef std::vector<userrec *> userlist;
+typedef std::vector<User *> userlist;
 userlist ul;
 typedef std::vector<DCCAllow> dccallowlist;
 dccallowlist* dl;
 typedef std::vector<BannedFileList> bannedfilelist;
 bannedfilelist bfl;
+SimpleExtItem<dccallowlist>* ext;
 
-class cmd_dccallow : public command_t
+class CommandDccallow : public Command
 {
  public:
-cmd_dccallow(InspIRCd* Me) : command_t(Me, "DCCALLOW", 0, 0)
-{
-	this->source = "m_dccallow.so";
-	syntax = "{[+|-]<nick> <time>}";
-}
-
-CmdResult Handle(const char **parameters, int pcnt, userrec *user)
-{
-	/* syntax: DCCALLOW [+|-]<nick> (<time>) */
-	
-	if (!pcnt)
+	CommandDccallow(Module* parent) : Command(parent, "DCCALLOW", 0)
 	{
-	// display current DCCALLOW list
-	DisplayDCCAllowList(user);
-
-	return CMD_SUCCESS;
-	}
-	else if (pcnt > 0)
-	{
-	char action = *parameters[0];
-	
-	// if they didn't specify an action, this is probably a command
-	if (action != '+' && action != '-')
-	{
-		if (!strcasecmp(parameters[0], "LIST"))
-		{
-		// list current DCCALLOW list
-		DisplayDCCAllowList(user);
-		return CMD_SUCCESS;
-		} 
-		else if (!strcasecmp(parameters[0], "HELP"))
-		{
-		// display help
-		DisplayHelp(user);
-		return CMD_SUCCESS;
-		}
+		syntax = "[(+|-)<nick> [<time>]]|[LIST|HELP]";
+		/* XXX we need to fix this so it can work with translation stuff (i.e. move +- into a seperate param */
 	}
-		
-	std::string nick = parameters[0] + 1;
-	userrec *target = ServerInstance->FindNick(nick);
 
-	if (target)
+	CmdResult Handle(const std::vector<std::string> &parameters, User *user)
 	{
-		ServerInstance->Log(DEBUG, "m_dccallow.so: got target %s and action %c", target->nick, action);
-			
-		if (action == '-')
+		/* syntax: DCCALLOW [+|-]<nick> (<time>) */
+		if (!parameters.size())
 		{
-		user->GetExt("dccallow_list", dl);
-		// check if it contains any entries
-		if (dl)
+			// display current DCCALLOW list
+			DisplayDCCAllowList(user);
+			return CMD_FAILURE;
+		}
+		else if (parameters.size() > 0)
 		{
-			if (dl->size())
-			{
-			for (dccallowlist::iterator i = dl->begin(); i != dl->end(); ++i)
+			char action = *parameters[0].c_str();
+
+			// if they didn't specify an action, this is probably a command
+			if (action != '+' && action != '-')
 			{
-				// search through list
-				if (i->nickname == target->nick)
+				if (!strcasecmp(parameters[0].c_str(), "LIST"))
 				{
-				dl->erase(i);
-				user->WriteServ("995 %s %s :Removed %s from your DCCALLOW list", user->nick, user->nick, target->nick);
-				break;
+					// list current DCCALLOW list
+					DisplayDCCAllowList(user);
+					return CMD_FAILURE;
+				}
+				else if (!strcasecmp(parameters[0].c_str(), "HELP"))
+				{
+					// display help
+					DisplayHelp(user);
+					return CMD_FAILURE;
+				}
+				else
+				{
+					user->WriteNumeric(998, "%s :DCCALLOW command not understood. For help on DCCALLOW, type /DCCALLOW HELP", user->nick.c_str());
+					return CMD_FAILURE;
 				}
 			}
-			}
-		}
-		else
-		{
-			DELETE(dl);
-			user->Shrink("dccallow_list");
-			
-			// remove from userlist
-			for (userlist::iterator j = ul.begin(); j != ul.end(); ++j)
-			{
-			userrec* u = (userrec*)(*j);
-			if (u->nick == user->nick)
+
+			std::string nick = parameters[0].substr(1);
+			User *target = ServerInstance->FindNickOnly(nick);
+
+			if ((target) && (!IS_SERVER(target)) && (!target->quitting) && (target->registered == REG_ALL))
 			{
-				ul.erase(j);
-				break;
-			}
+
+				if (action == '-')
+				{
+					// check if it contains any entries
+					dl = ext->get(user);
+					if (dl)
+					{
+						for (dccallowlist::iterator i = dl->begin(); i != dl->end(); ++i)
+						{
+							// search through list
+							if (i->nickname == target->nick)
+							{
+								dl->erase(i);
+								user->WriteNumeric(995, "%s %s :Removed %s from your DCCALLOW list", user->nick.c_str(), user->nick.c_str(), target->nick.c_str());
+								break;
+							}
+						}
+					}
+				}
+				else if (action == '+')
+				{
+					if (target == user)
+					{
+						user->WriteNumeric(996, "%s %s :You cannot add yourself to your own DCCALLOW list!", user->nick.c_str(), user->nick.c_str());
+						return CMD_FAILURE;
+					}
+
+					dl = ext->get(user);
+					if (!dl)
+					{
+						dl = new dccallowlist;
+						ext->set(user, dl);
+						// add this user to the userlist
+						ul.push_back(user);
+					}
+
+					for (dccallowlist::const_iterator k = dl->begin(); k != dl->end(); ++k)
+					{
+						if (k->nickname == target->nick)
+						{
+							user->WriteNumeric(996, "%s %s :%s is already on your DCCALLOW list", user->nick.c_str(), user->nick.c_str(), target->nick.c_str());
+							return CMD_FAILURE;
+						}
+					}
+
+					std::string mask = target->nick+"!"+target->ident+"@"+target->dhost;
+					std::string default_length = ServerInstance->Config->ConfValue("dccallow")->getString("length");
+
+					long length;
+					if (parameters.size() < 2)
+					{
+						length = ServerInstance->Duration(default_length);
+					}
+					else if (!atoi(parameters[1].c_str()))
+					{
+						length = 0;
+					}
+					else
+					{
+						length = ServerInstance->Duration(parameters[1]);
+					}
+
+					if (!ServerInstance->IsValidMask(mask))
+					{
+						return CMD_FAILURE;
+					}
+
+					dl->push_back(DCCAllow(target->nick, mask, ServerInstance->Time(), length));
+
+					if (length > 0)
+					{
+						user->WriteNumeric(993, "%s %s :Added %s to DCCALLOW list for %ld seconds", user->nick.c_str(), user->nick.c_str(), target->nick.c_str(), length);
+					}
+					else
+					{
+						user->WriteNumeric(994, "%s %s :Added %s to DCCALLOW list for this session", user->nick.c_str(), user->nick.c_str(), target->nick.c_str());
+					}
+
+					/* route it. */
+					return CMD_SUCCESS;
+				}
 			}
-		}
-		}
-		else if (action == '+')
-		{
-		// fetch current DCCALLOW list
-		user->GetExt("dccallow_list", dl);
-		// they don't have one, create it
-		if (!dl)
-		{
-			dl = new dccallowlist;
-			user->Extend(std::string("dccallow_list"), dl);
-			// add this user to the userlist
-			ul.push_back(user);
-		}
-		for (dccallowlist::const_iterator k = dl->begin(); k != dl->end(); ++k)
-		{
-			if (k->nickname == target->nick)
+			else
 			{
-			user->WriteServ("996 %s %s :%s is already on your DCCALLOW list", user->nick, user->nick, target->nick);
-			return CMD_SUCCESS;
+				// nick doesn't exist
+				user->WriteNumeric(401, "%s %s :No such nick/channel", user->nick.c_str(), nick.c_str());
+				return CMD_FAILURE;
 			}
 		}
-		
-		std::string mask = std::string(target->nick)+"!"+std::string(target->ident)+"@"+std::string(target->dhost);
-		const char* default_length = Conf->ReadValue("dccallow", "length", 0).c_str();
-
-		long length;
-		if (pcnt == 1 || ServerInstance->Duration(parameters[1]) < 1)
-		{
-			length = ServerInstance->Duration(default_length);
-		} 
-		else if (parameters[1] == 0)
-		{
-			length = 0;
-		}
-		else
-		{
-			length = ServerInstance->Duration(parameters[1]);
-		}
-
-		if (!ServerInstance->IsValidMask(mask.c_str()))
-		{
-			return CMD_FAILURE;
-		}
-		
-		dl->push_back(DCCAllow(target->nick, mask, ServerInstance->Time(), length));
-
-		if (length > 0)
-		{
-			user->WriteServ("993 %s %s :Added %s to DCCALLOW list for %d seconds", user->nick, user->nick, target->nick, length);
-		}
-		else
-		{
-			user->WriteServ("994 %s %s :Added %s to DCCALLOW list for this session", user->nick, user->nick, target->nick);
-		}
-		
-		return CMD_SUCCESS;
-		}
-	}
-	else
-	{
-		// nick doesn't exist
-		user->WriteServ("401 %s %s :No such nick/channel", user->nick, nick.c_str());
 		return CMD_FAILURE;
 	}
-	}
-return CMD_SUCCESS;
-}
 
-void DisplayHelp(userrec* user)
-{
-	user->WriteServ("998 %s :DCCALLOW [<+|->nick [time]] [list] [help]", user->nick);
-	user->WriteServ("998 %s :You may allow DCCs from specific users by specifying a", user->nick);
-	user->WriteServ("998 %s :DCC allow for the user you want to receive DCCs from.", user->nick);
-	user->WriteServ("998 %s :For example, to allow the user Brain to send you inspircd.exe", user->nick);
-	user->WriteServ("998 %s :you would type:", user->nick);
-	user->WriteServ("998 %s :/DCCALLOW +Brain", user->nick);
-	user->WriteServ("998 %s :Brain would then be able to send you files. They would have to", user->nick);
-	user->WriteServ("998 %s :resend the file again if the server gave them an error message", user->nick);
-	user->WriteServ("998 %s :before you added them to your DCCALLOW list.", user->nick);
-	user->WriteServ("998 %s :DCCALLOW entries will be temporary by default, if you want to add", user->nick);
-	user->WriteServ("998 %s :them to your DCCALLOW list until you leave IRC, type:", user->nick);
-	user->WriteServ("998 %s :/DCCALLOW +Brain 0", user->nick);
-	user->WriteServ("998 %s :To remove the user from your DCCALLOW list, type:", user->nick);
-	user->WriteServ("998 %s :/DCCALLOW -Brain", user->nick);
-	user->WriteServ("998 %s :To see the users in your DCCALLOW list, type:", user->nick);
-	user->WriteServ("998 %s :/DCCALLOW LIST", user->nick);
-	user->WriteServ("998 %s :NOTE: If the user leaves IRC or changes their nickname", user->nick);
-	user->WriteServ("998 %s :  they will be removed from your DCCALLOW list.", user->nick);
-	user->WriteServ("998 %s :  your DCCALLOW list will be deleted when you leave IRC.", user->nick);
-	user->WriteServ("999 %s :End of DCCALLOW HELP", user->nick);
-}
-
-void DisplayDCCAllowList(userrec* user)
-{
-	 // display current DCCALLOW list
-	user->WriteServ("990 %s :Users on your DCCALLOW list:", user->nick);
-	user->GetExt("dccallow_list", dl);
-	
-	if (dl)
+	RouteDescriptor GetRouting(User* user, const std::vector<std::string>& parameters)
 	{
-	for (dccallowlist::const_iterator c = dl->begin(); c != dl->end(); ++c)
+		return ROUTE_BROADCAST;
+	}
+
+	void DisplayHelp(User* user)
 	{
-		user->WriteServ("991 %s %s :%s (%s)", user->nick, user->nick, c->nickname.c_str(), c->hostmask.c_str());
+		user->WriteNumeric(998, "%s :DCCALLOW [(+|-)<nick> [<time>]]|[LIST|HELP]", user->nick.c_str());
+		user->WriteNumeric(998, "%s :You may allow DCCs from specific users by specifying a", user->nick.c_str());
+		user->WriteNumeric(998, "%s :DCC allow for the user you want to receive DCCs from.", user->nick.c_str());
+		user->WriteNumeric(998, "%s :For example, to allow the user Brain to send you inspircd.exe", user->nick.c_str());
+		user->WriteNumeric(998, "%s :you would type:", user->nick.c_str());
+		user->WriteNumeric(998, "%s :/DCCALLOW +Brain", user->nick.c_str());
+		user->WriteNumeric(998, "%s :Brain would then be able to send you files. They would have to", user->nick.c_str());
+		user->WriteNumeric(998, "%s :resend the file again if the server gave them an error message", user->nick.c_str());
+		user->WriteNumeric(998, "%s :before you added them to your DCCALLOW list.", user->nick.c_str());
+		user->WriteNumeric(998, "%s :DCCALLOW entries will be temporary by default, if you want to add", user->nick.c_str());
+		user->WriteNumeric(998, "%s :them to your DCCALLOW list until you leave IRC, type:", user->nick.c_str());
+		user->WriteNumeric(998, "%s :/DCCALLOW +Brain 0", user->nick.c_str());
+		user->WriteNumeric(998, "%s :To remove the user from your DCCALLOW list, type:", user->nick.c_str());
+		user->WriteNumeric(998, "%s :/DCCALLOW -Brain", user->nick.c_str());
+		user->WriteNumeric(998, "%s :To see the users in your DCCALLOW list, type:", user->nick.c_str());
+		user->WriteNumeric(998, "%s :/DCCALLOW LIST", user->nick.c_str());
+		user->WriteNumeric(998, "%s :NOTE: If the user leaves IRC or changes their nickname", user->nick.c_str());
+		user->WriteNumeric(998, "%s :  they will be removed from your DCCALLOW list.", user->nick.c_str());
+		user->WriteNumeric(998, "%s :  your DCCALLOW list will be deleted when you leave IRC.", user->nick.c_str());
+		user->WriteNumeric(999, "%s :End of DCCALLOW HELP", user->nick.c_str());
+
+		LocalUser* localuser = IS_LOCAL(user);
+		if (localuser)
+			localuser->CommandFloodPenalty += 4000;
 	}
+
+	void DisplayDCCAllowList(User* user)
+	{
+		 // display current DCCALLOW list
+		user->WriteNumeric(990, "%s :Users on your DCCALLOW list:", user->nick.c_str());
+
+		dl = ext->get(user);
+		if (dl)
+		{
+			for (dccallowlist::const_iterator c = dl->begin(); c != dl->end(); ++c)
+			{
+				user->WriteNumeric(991, "%s %s :%s (%s)", user->nick.c_str(), user->nick.c_str(), c->nickname.c_str(), c->hostmask.c_str());
+			}
+		}
+
+		user->WriteNumeric(992, "%s :End of DCCALLOW list", user->nick.c_str());
 	}
-	
-	user->WriteServ("992 %s :End of DCCALLOW list", user->nick);
-}			
 
 };
-	
+
 class ModuleDCCAllow : public Module
 {
-cmd_dccallow* mycommand;
-
+	CommandDccallow cmd;
  public:
-ModuleDCCAllow(InspIRCd* Me)
-	: Module::Module(Me)
-{
-	Conf = new ConfigReader(ServerInstance);
-	mycommand = new cmd_dccallow(ServerInstance);
-	ServerInstance->AddCommand(mycommand);
-	ReadFileConf();
-}
-
-void Implements(char* List)
-{
-	List[I_OnUserPreMessage] = List[I_OnUserPreNotice] = List[I_OnUserQuit] = List[I_OnUserPreNick] = List[I_OnRehash] = 1;
-}
 
-virtual void OnRehash(const std::string &parameter)
-{
-		delete Conf;
-	Conf = new ConfigReader(ServerInstance);
-}
+	ModuleDCCAllow()
+		: cmd(this)
+	{
+		ext = NULL;
+	}
 
-virtual void OnUserQuit(userrec* user, const std::string &reason)
-{
-	dccallowlist* dl;
+	void init()
+	{
+		ext = new SimpleExtItem<dccallowlist>("dccallow", this);
+		ServerInstance->Modules->AddService(*ext);
+		ServerInstance->Modules->AddService(cmd);
+		ReadFileConf();
+		Implementation eventlist[] = { I_OnUserPreMessage, I_OnUserPreNotice, I_OnUserQuit, I_OnUserPostNick, I_OnRehash };
+		ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation));
+	}
 
-	// remove their DCCALLOW list if they have one
-	user->GetExt("dccallow_list", dl);
-	if (dl)
+	virtual void OnRehash(User* user)
 	{
-	DELETE(dl);
-	user->Shrink("dccallow_list");
-	RemoveFromUserlist(user);
+		ReadFileConf();
 	}
-	
-	// remove them from any DCCALLOW lists
-	// they are currently on
-	RemoveNick(user);
-}
 
+	virtual void OnUserQuit(User* user, const std::string &reason, const std::string &oper_message)
+	{
+		dccallowlist* udl = ext->get(user);
 
-virtual int OnUserPreNick(userrec* user, const std::string &newnick)
-{
-	RemoveNick(user);
-	return 0;
-}
+		// remove their DCCALLOW list if they have one
+		if (udl)
+		{
+			userlist::iterator it = std::find(ul.begin(), ul.end(), user);
+			if (it != ul.end())
+				ul.erase(it);
+		}
 
-virtual int OnUserPreMessage(userrec* user, void* dest, int target_type, std::string &text, char status)
-{
-	return OnUserPreNotice(user, dest, target_type, text, status);
-}
+		// remove them from any DCCALLOW lists
+		// they are currently on
+		RemoveNick(user);
+	}
 
-virtual int OnUserPreNotice(userrec* user, void* dest, int target_type, std::string &text, char status)
-{
-	Expire();
+	virtual void OnUserPostNick(User* user, const std::string &oldnick)
+	{
+		RemoveNick(user);
+	}
 
-	if (target_type == TYPE_USER)
+	virtual ModResult OnUserPreMessage(User* user, void* dest, int target_type, std::string &text, char status, CUList &exempt_list)
 	{
-	userrec* u = (userrec*)dest;
-	
-	if ((text.length()) && (text[0] == '\1'))
+		return OnUserPreNotice(user, dest, target_type, text, status, exempt_list);
+	}
+
+	virtual ModResult OnUserPreNotice(User* user, void* dest, int target_type, std::string &text, char status, CUList &exempt_list)
 	{
-		// :jamie!jamie@test-D4457903BA652E0F.silverdream.org PRIVMSG eimaj :DCC SEND m_dnsbl.cpp 3232235786 52650 9676
-		// :jamie!jamie@test-D4457903BA652E0F.silverdream.org PRIVMSG eimaj :VERSION
-			
-		if (strncmp(text.c_str(), "\1DCC ", 5) == 0)
-		{
-		u->GetExt("dccallow_list", dl);
+		if (!IS_LOCAL(user))
+			return MOD_RES_PASSTHRU;
 
-		if (dl)
+		if (target_type == TYPE_USER)
 		{
-			if (dl->size())
-			{
-			for (dccallowlist::const_iterator iter = dl->begin(); iter != dl->end(); ++iter)
+			User* u = (User*)dest;
+
+			/* Always allow a user to dcc themselves (although... why?) */
+			if (user == u)
+				return MOD_RES_PASSTHRU;
+
+			if ((text.length()) && (text[0] == '\1'))
 			{
-				if (ServerInstance->MatchText(user->GetFullHost(), iter->hostmask))
+				Expire();
+
+				// :jamie!jamie@test-D4457903BA652E0F.silverdream.org PRIVMSG eimaj :DCC SEND m_dnsbl.cpp 3232235786 52650 9676
+				// :jamie!jamie@test-D4457903BA652E0F.silverdream.org PRIVMSG eimaj :VERSION
+
+				if (strncmp(text.c_str(), "\1DCC ", 5) == 0)
 				{
-				return 0;
+					dl = ext->get(u);
+					if (dl && dl->size())
+					{
+						for (dccallowlist::const_iterator iter = dl->begin(); iter != dl->end(); ++iter)
+							if (InspIRCd::Match(user->GetFullHost(), iter->hostmask))
+								return MOD_RES_PASSTHRU;
+					}
+
+					// tokenize
+					std::stringstream ss(text);
+					std::string buf;
+					std::vector<std::string> tokens;
+
+					while (ss >> buf)
+						tokens.push_back(buf);
+
+					if (tokens.size() < 2)
+						return MOD_RES_PASSTHRU;
+
+					irc::string type = tokens[1].c_str();
+
+					ConfigTag* conftag = ServerInstance->Config->ConfValue("dccallow");
+					bool blockchat = conftag->getBool("blockchat");
+
+					if (type == "SEND")
+					{
+						if (tokens.size() < 3)
+							return MOD_RES_PASSTHRU;
+
+						std::string defaultaction = conftag->getString("action");
+						std::string filename = tokens[2];
+
+						bool found = false;
+						for (unsigned int i = 0; i < bfl.size(); i++)
+						{
+							if (InspIRCd::Match(filename, bfl[i].filemask, ascii_case_insensitive_map))
+							{
+								/* We have a matching badfile entry, override whatever the default action is */
+								if (bfl[i].action == "allow")
+									return MOD_RES_PASSTHRU;
+								else
+								{
+									found = true;
+									break;
+								}
+							}
+						}
+
+						/* only follow the default action if no badfile matches were found above */
+						if ((!found) && (defaultaction == "allow"))
+							return MOD_RES_PASSTHRU;
+
+						user->WriteServ("NOTICE %s :The user %s is not accepting DCC SENDs from you. Your file %s was not sent.", user->nick.c_str(), u->nick.c_str(), filename.c_str());
+						u->WriteServ("NOTICE %s :%s (%s@%s) attempted to send you a file named %s, which was blocked.", u->nick.c_str(), user->nick.c_str(), user->ident.c_str(), user->dhost.c_str(), filename.c_str());
+						u->WriteServ("NOTICE %s :If you trust %s and were expecting this, you can type /DCCALLOW HELP for information on the DCCALLOW system.", u->nick.c_str(), user->nick.c_str());
+						return MOD_RES_DENY;
+					}
+					else if ((type == "CHAT") && (blockchat))
+					{
+						user->WriteServ("NOTICE %s :The user %s is not accepting DCC CHAT requests from you.", user->nick.c_str(), u->nick.c_str());
+						u->WriteServ("NOTICE %s :%s (%s@%s) attempted to initiate a DCC CHAT session, which was blocked.", u->nick.c_str(), user->nick.c_str(), user->ident.c_str(), user->dhost.c_str());
+						u->WriteServ("NOTICE %s :If you trust %s and were expecting this, you can type /DCCALLOW HELP for information on the DCCALLOW system.", u->nick.c_str(), user->nick.c_str());
+						return MOD_RES_DENY;
+					}
 				}
 			}
-			}
 		}
+		return MOD_RES_PASSTHRU;
+	}
 
-		// tokenize
-		stringstream ss(text);
-		std::string buf;
-		vector<string> tokens;
-
-		while (ss >> buf)
-			tokens.push_back(buf);
-
-		irc::string type = tokens[1].c_str();
-		ServerInstance->Log(DEBUG, "m_dccallow.so: got DCC type %s", type.c_str());
-
-		bool blockchat = Conf->ReadBool("dccallow", "blockchat", 0);
-
-		if (type == "SEND")
+	void Expire()
+	{
+		for (userlist::iterator iter = ul.begin(); iter != ul.end();)
 		{
-			std::string defaultaction = Conf->ReadValue("dccallow", "action", 0);
-			std::string filename = tokens[2];
-			
-			if (defaultaction == "allow") 
-			{
-			return 0;
-			}
-			
-			for (unsigned int i = 0; i < bfl.size(); i++)
-			{
-			if (ServerInstance->MatchText(filename, bfl[i].filemask))
+			User* u = (User*)(*iter);
+			dl = ext->get(u);
+			if (dl)
 			{
-				if (strcmp(bfl[i].action.c_str(), "allow") == 0)
+				if (dl->size())
 				{
-				return 0;
+					dccallowlist::iterator iter2 = dl->begin();
+					while (iter2 != dl->end())
+					{
+						if (iter2->length != 0 && (iter2->set_on + iter2->length) <= ServerInstance->Time())
+						{
+							u->WriteNumeric(997, "%s %s :DCCALLOW entry for %s has expired", u->nick.c_str(), u->nick.c_str(), iter2->nickname.c_str());
+							iter2 = dl->erase(iter2);
+						}
+						else
+						{
+							++iter2;
+						}
+					}
 				}
+				++iter;
 			}
 			else
 			{
-				if (defaultaction == "allow")
-				{
-				return 0;
-				}
-			}
-			user->WriteServ("NOTICE %s :The user %s is not accepting DCC SENDs from you. Your file %s was not sent.", user->nick, u->nick, filename.c_str());
-			u->WriteServ("NOTICE %s :%s (%s@%s) attempted to send you a file named %s, which was blocked.", u->nick, user->nick, user->ident, user->dhost, filename.c_str());
-			u->WriteServ("NOTICE %s :If you trust %s and were expecting this, you can type /DCCALLOW HELP for information on the DCCALLOW system.", u->nick, user->nick);
+				iter = ul.erase(iter);
 			}
 		}
-		else if ((type == "CHAT") && (strcmp(blockchat, "yes") == 0))
-		{
-			user->WriteServ("NOTICE %s :The user %s is not accepting DCC CHAT requests from you.", user->nick, u->nick);
-			u->WriteServ("NOTICE %s :%s (%s@%s) attempted to initiate a DCC CHAT session, which was blocked.", u->nick, user->nick, user->ident, user->dhost);
-			u->WriteServ("NOTICE %s :If you trust %s and were expecting this, you can type /DCCALLOW HELP for information on the DCCALLOW system.", u->nick, user->nick);
-		}
-		return 1;
-		}
 	}
-	}
-	return 0;
-}
-
-void Expire()
-{
-	for (userlist::iterator iter = ul.begin(); iter != ul.end(); ++iter)
-	{
-	userrec* u = (userrec*)(*iter);
-	u->GetExt("dccallow_list", dl);
 
-	if (dl)
+	void RemoveNick(User* user)
 	{
-		if (dl->size())
-		{
-		dccallowlist::iterator iter = dl->begin();
-		while (iter != dl->end())
+		/* Iterate through all DCCALLOW lists and remove user */
+		for (userlist::iterator iter = ul.begin(); iter != ul.end();)
 		{
-			if ((iter->set_on + iter->length) <= ServerInstance->Time())
+			User *u = (User*)(*iter);
+			dl = ext->get(u);
+			if (dl)
 			{
-			u->WriteServ("997 %s %s :DCCALLOW entry for %s has expired", u->nick, u->nick, iter->nickname.c_str());
-			iter = dl->erase(iter);
+				if (dl->size())
+				{
+					for (dccallowlist::iterator i = dl->begin(); i != dl->end(); ++i)
+					{
+						if (i->nickname == user->nick)
+						{
+
+							u->WriteServ("NOTICE %s :%s left the network or changed their nickname and has been removed from your DCCALLOW list", u->nick.c_str(), i->nickname.c_str());
+							u->WriteNumeric(995, "%s %s :Removed %s from your DCCALLOW list", u->nick.c_str(), u->nick.c_str(), i->nickname.c_str());
+							dl->erase(i);
+							break;
+						}
+					}
+				}
+				++iter;
 			}
 			else
 			{
-			++iter;
+				iter = ul.erase(iter);
 			}
 		}
-		}
-	}
-	else
-	{
-		DELETE(dl);
-		u->Shrink("dccallow_list");
-		RemoveFromUserlist(u);
-		ServerInstance->Log(DEBUG, "m_dccallow.so: UH OH! Couldn't get DCCALLOW list for %s", u->nick);
 	}
-	}
-}
-
-void RemoveNick(userrec* user)
-{
-	/* Iterate through all DCCALLOW lists and remove user */
-	for (userlist::iterator iter = ul.begin(); iter != ul.end(); ++iter)
-	{
-	userrec *u = (userrec*)(*iter);
-	u->GetExt("dccallow_list", dl);
 
-	if (dl)
+	void RemoveFromUserlist(User *user)
 	{
-		if (dl->size())
-		{
-		for (dccallowlist::iterator i = dl->begin(); i != dl->end(); ++i)
+		// remove user from userlist
+		for (userlist::iterator j = ul.begin(); j != ul.end(); ++j)
 		{
-			if (i->nickname == user->nick)
+			User* u = (User*)(*j);
+			if (u == user)
 			{
-			
-			u->WriteServ("NOTICE %s :%s left the network or changed their nickname and has been removed from your DCCALLOW list", u->nick, i->nickname.c_str());
-			u->WriteServ("995 %s %s :Removed %s from your DCCALLOW list", u->nick, u->nick, i->nickname.c_str());
-			dl->erase(i);
-			break;
+				ul.erase(j);
+				break;
 			}
 		}
-		}
 	}
-	else
+
+	void ReadFileConf()
 	{
-		DELETE(dl);
-		u->Shrink("dccallow_list");
-		RemoveFromUserlist(u);
-	}
+		bfl.clear();
+		ConfigTagList tags = ServerInstance->Config->ConfTags("banfile");
+		for (ConfigIter i = tags.first; i != tags.second; ++i)
+		{
+			BannedFileList bf;
+			bf.filemask = i->second->getString("pattern");
+			bf.action = i->second->getString("action");
+			bfl.push_back(bf);
+		}
 	}
-}
 
-void RemoveFromUserlist(userrec *user)
-{
-	// remove user from userlist
-	for (userlist::iterator j = ul.begin(); j != ul.end(); ++j)
-	{
-	userrec* u = (userrec*)(*j);
-	if (u->nick == user->nick)
+	virtual ~ModuleDCCAllow()
 	{
-		ul.erase(j);
-		break;
-	}
+		delete ext;
 	}
-}
 
-void ReadFileConf()
-{
-	bfl.clear();
-	for (int i = 0; i < Conf->Enumerate("banfile"); i++)
+	virtual Version GetVersion()
 	{
-	BannedFileList bf;
-	std::string fileglob = Conf->ReadValue("banfile", "pattern", i);
-	std::string action = Conf->ReadValue("banfile", "action", i);
-	bf.filemask = fileglob;
-	bf.action = action;
-	bfl.push_back(bf);
+		return Version("Provides support for the /DCCALLOW command", VF_COMMON | VF_VENDOR);
 	}
-
-}
-
-virtual ~ModuleDCCAllow()
-{
-}
-
-virtual Version GetVersion()
-{
-	return Version(1,0,0,0,VF_COMMON,API_VERSION);
-}
-};
-
-class ModuleDCCAllowFactory : public ModuleFactory
-{
- public:
-ModuleDCCAllowFactory()
-{
-}
-
-~ModuleDCCAllowFactory()
-{
-}
-
-virtual Module * CreateModule(InspIRCd* Me)
-{
-	return new ModuleDCCAllow(Me);
-}
-
 };
 
-extern "C" void * init_module( void )
-{
-	return new ModuleDCCAllowFactory;
-}
+MODULE_INIT(ModuleDCCAllow)