X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_dccallow.cpp;h=68090a8c3b602309c60ba652a21e34bf25cf6c81;hb=b5965b08c23e3e89404b481386f2e56ce7cb7ce2;hp=abcad9de92333f65b3b79843f9c33b3a1e90e83c;hpb=8e89fe75f9467969bce1dc6930befc6ef273edf6;p=user%2Fhenk%2Fcode%2Finspircd.git

diff --git a/src/modules/m_dccallow.cpp b/src/modules/m_dccallow.cpp
index abcad9de9..68090a8c3 100644
--- a/src/modules/m_dccallow.cpp
+++ b/src/modules/m_dccallow.cpp
@@ -2,8 +2,8 @@
  *       | Inspire Internet Relay Chat Daemon |
  *       +------------------------------------+
  *
- *  InspIRCd: (C) 2002-2008 InspIRCd Development Team
- * See: http://www.inspircd.org/wiki/index.php/Credits
+ *  InspIRCd: (C) 2002-2010 InspIRCd Development Team
+ * See: http://wiki.inspircd.org/Credits
  *
  * This program is free but copyrighted software; see
  *            the file COPYING for details.
@@ -15,16 +15,14 @@
 
 /* $ModDesc: Povides support for the /DCCALLOW command */
 
-static ConfigReader *Conf;
-
-class BannedFileList : public classbase
+class BannedFileList
 {
  public:
 	std::string filemask;
 	std::string action;
 };
 
-class DCCAllow : public classbase
+class DCCAllow
 {
  public:
 	std::string nickname;
@@ -43,13 +41,13 @@ typedef std::vector<DCCAllow> dccallowlist;
 dccallowlist* dl;
 typedef std::vector<BannedFileList> bannedfilelist;
 bannedfilelist bfl;
+SimpleExtItem<dccallowlist>* ext;
 
 class CommandDccallow : public Command
 {
  public:
-	CommandDccallow(InspIRCd* Me) : Command(Me, "DCCALLOW", 0, 0)
+	CommandDccallow(Module* parent) : Command(parent, "DCCALLOW", 0)
 	{
-		this->source = "m_dccallow.so";
 		syntax = "{[+|-]<nick> <time>|HELP|LIST}";
 		/* XXX we need to fix this so it can work with translation stuff (i.e. move +- into a seperate param */
 	}
@@ -66,7 +64,7 @@ class CommandDccallow : public Command
 		else if (parameters.size() > 0)
 		{
 			char action = *parameters[0].c_str();
-		
+
 			// if they didn't specify an action, this is probably a command
 			if (action != '+' && action != '-')
 			{
@@ -75,25 +73,31 @@ class CommandDccallow : public Command
 					// 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;
+				}
 			}
-			
+
 			std::string nick = parameters[0].substr(1);
 			User *target = ServerInstance->FindNick(nick);
-	
+
 			if (target)
 			{
-				
+
 				if (action == '-')
 				{
 					// check if it contains any entries
-					if (user->GetExt("dccallow_list", dl))
+					dl = ext->get(user);
+					if (dl)
 					{
 						for (dccallowlist::iterator i = dl->begin(); i != dl->end(); ++i)
 						{
@@ -101,23 +105,7 @@ class CommandDccallow : public Command
 							if (i->nickname == target->nick)
 							{
 								dl->erase(i);
-								user->WriteNumeric(995, "%s %s :Removed %s from your DCCALLOW list", user->nick, user->nick, target->nick);
-								break;
-							}
-						}
-					}
-					else
-					{
-						delete  dl;
-						user->Shrink("dccallow_list");
-				
-						// remove from userlist
-						for (userlist::iterator j = ul.begin(); j != ul.end(); ++j)
-						{
-							User* u = (User*)(*j);
-							if (u == user)
-							{
-								ul.erase(j);
+								user->WriteNumeric(995, "%s %s :Removed %s from your DCCALLOW list", user->nick.c_str(), user->nick.c_str(), target->nick.c_str());
 								break;
 							}
 						}
@@ -125,35 +113,39 @@ class CommandDccallow : public Command
 				}
 				else if (action == '+')
 				{
-					if (!user->GetExt("dccallow_list", dl))
+					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;
-						user->Extend("dccallow_list", dl);
+						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, user->nick, target->nick);
-							return CMD_FAILURE;
-						}
-						else if (ServerInstance->MatchText(user->GetFullHost(), k->hostmask))
-						{
-							user->WriteNumeric(996, "%s %s :You cannot add yourself to your own DCCALLOW list!", user->nick, user->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 = std::string(target->nick)+"!"+std::string(target->ident)+"@"+std::string(target->dhost);
-					std::string default_length = Conf->ReadValue("dccallow", "length", 0);
-		
+					ConfigReader Conf;
+					std::string default_length = Conf.ReadValue("dccallow", "length", 0);
+
 					long length;
 					if (parameters.size() < 2)
 					{
 						length = ServerInstance->Duration(default_length);
-					} 
+					}
 					else if (!atoi(parameters[1].c_str()))
 					{
 						length = 0;
@@ -162,21 +154,21 @@ class CommandDccallow : public Command
 					{
 						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->WriteNumeric(993, "%s %s :Added %s to DCCALLOW list for %ld seconds", user->nick, user->nick, target->nick, length);
+						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, user->nick, target->nick);
+						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. */
@@ -186,111 +178,113 @@ class CommandDccallow : public Command
 			else
 			{
 				// nick doesn't exist
-				user->WriteNumeric(401, "%s %s :No such nick/channel", user->nick, nick.c_str());
+				user->WriteNumeric(401, "%s %s :No such nick/channel", user->nick.c_str(), nick.c_str());
 				return CMD_FAILURE;
 			}
 		}
 		return CMD_FAILURE;
 	}
 
+	RouteDescriptor GetRouting(User* user, const std::vector<std::string>& parameters)
+	{
+		return ROUTE_BROADCAST;
+	}
+
 	void DisplayHelp(User* user)
 	{
-		user->WriteNumeric(998, "%s :DCCALLOW [<+|->nick [time]] [list] [help]", user->nick);
-		user->WriteNumeric(998, "%s :You may allow DCCs from specific users by specifying a", user->nick);
-		user->WriteNumeric(998, "%s :DCC allow for the user you want to receive DCCs from.", user->nick);
-		user->WriteNumeric(998, "%s :For example, to allow the user Brain to send you inspircd.exe", user->nick);
-		user->WriteNumeric(998, "%s :you would type:", user->nick);
-		user->WriteNumeric(998, "%s :/DCCALLOW +Brain", user->nick);
-		user->WriteNumeric(998, "%s :Brain would then be able to send you files. They would have to", user->nick);
-		user->WriteNumeric(998, "%s :resend the file again if the server gave them an error message", user->nick);
-		user->WriteNumeric(998, "%s :before you added them to your DCCALLOW list.", user->nick);
-		user->WriteNumeric(998, "%s :DCCALLOW entries will be temporary by default, if you want to add", user->nick);
-		user->WriteNumeric(998, "%s :them to your DCCALLOW list until you leave IRC, type:", user->nick);
-		user->WriteNumeric(998, "%s :/DCCALLOW +Brain 0", user->nick);
-		user->WriteNumeric(998, "%s :To remove the user from your DCCALLOW list, type:", user->nick);
-		user->WriteNumeric(998, "%s :/DCCALLOW -Brain", user->nick);
-		user->WriteNumeric(998, "%s :To see the users in your DCCALLOW list, type:", user->nick);
-		user->WriteNumeric(998, "%s :/DCCALLOW LIST", user->nick);
-		user->WriteNumeric(998, "%s :NOTE: If the user leaves IRC or changes their nickname", user->nick);
-		user->WriteNumeric(998, "%s :  they will be removed from your DCCALLOW list.", user->nick);
-		user->WriteNumeric(998, "%s :  your DCCALLOW list will be deleted when you leave IRC.", user->nick);
-		user->WriteNumeric(999, "%s :End of DCCALLOW HELP", user->nick);
+		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());
 	}
-	
+
 	void DisplayDCCAllowList(User* user)
 	{
 		 // display current DCCALLOW list
-		user->WriteNumeric(990, "%s :Users on your DCCALLOW list:", user->nick);
-	
-		if (user->GetExt("dccallow_list", dl))
+		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, user->nick, c->nickname.c_str(), c->hostmask.c_str());
+				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);
-	}			
+
+		user->WriteNumeric(992, "%s :End of DCCALLOW list", user->nick.c_str());
+	}
 
 };
-	
+
 class ModuleDCCAllow : public Module
 {
-	CommandDccallow* mycommand;
+	CommandDccallow cmd;
  public:
 
-	ModuleDCCAllow(InspIRCd* Me)
-		: Module(Me)
+	ModuleDCCAllow()
+		: cmd(this)
 	{
-		Conf = new ConfigReader(ServerInstance);
-		mycommand = new CommandDccallow(ServerInstance);
-		ServerInstance->AddCommand(mycommand);
+		ext = new SimpleExtItem<dccallowlist>("dccallow", this);
+		ServerInstance->Extensions.Register(ext);
+		ServerInstance->AddCommand(&cmd);
 		ReadFileConf();
 		Implementation eventlist[] = { I_OnUserPreMessage, I_OnUserPreNotice, I_OnUserQuit, I_OnUserPreNick, I_OnRehash };
 		ServerInstance->Modules->Attach(eventlist, this, 5);
 	}
 
 
-	virtual void OnRehash(User* user, const std::string &parameter)
+	virtual void OnRehash(User* user)
 	{
-		delete Conf;
-		Conf = new ConfigReader(ServerInstance);
+		ReadFileConf();
 	}
 
 	virtual void OnUserQuit(User* user, const std::string &reason, const std::string &oper_message)
 	{
-		dccallowlist* udl;
-	
+		dccallowlist* udl = ext->get(user);
+
 		// remove their DCCALLOW list if they have one
-		if (user->GetExt("dccallow_list", udl))
+		if (udl)
 		{
-			delete udl;
-			user->Shrink("dccallow_list");
 			RemoveFromUserlist(user);
 		}
-		
+
 		// remove them from any DCCALLOW lists
 		// they are currently on
 		RemoveNick(user);
 	}
 
-
-	virtual int OnUserPreNick(User* user, const std::string &newnick)
+	virtual ModResult OnUserPreNick(User* user, const std::string &newnick)
 	{
 		RemoveNick(user);
-		return 0;
+		return MOD_RES_PASSTHRU;
 	}
 
-	virtual int OnUserPreMessage(User* user, void* dest, int target_type, std::string &text, char status, CUList &exempt_list)
+	virtual ModResult OnUserPreMessage(User* user, void* dest, int target_type, std::string &text, char status, CUList &exempt_list)
 	{
 		return OnUserPreNotice(user, dest, target_type, text, status, exempt_list);
 	}
 
-	virtual int OnUserPreNotice(User* user, void* dest, int target_type, std::string &text, char status, CUList &exempt_list)
+	virtual ModResult OnUserPreNotice(User* user, void* dest, int target_type, std::string &text, char status, CUList &exempt_list)
 	{
 		if (!IS_LOCAL(user))
-			return 0;
+			return MOD_RES_PASSTHRU;
 
 		if (target_type == TYPE_USER)
 		{
@@ -298,81 +292,88 @@ class ModuleDCCAllow : public Module
 
 			/* Always allow a user to dcc themselves (although... why?) */
 			if (user == u)
-				return 0;
-		
+				return MOD_RES_PASSTHRU;
+
 			if ((text.length()) && (text[0] == '\1'))
 			{
 				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)
-				{	
-					if (u->GetExt("dccallow_list", dl) && dl->size())
+				{
+					dl = ext->get(u);
+					if (dl && dl->size())
 					{
 						for (dccallowlist::const_iterator iter = dl->begin(); iter != dl->end(); ++iter)
-							if (ServerInstance->MatchText(user->GetFullHost(), iter->hostmask))
-								return 0;
+							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);
-		
+
 					irc::string type = tokens[1].c_str();
-		
-					bool blockchat = Conf->ReadFlag("dccallow", "blockchat", 0);
-		
+
+					ConfigReader Conf;
+					bool blockchat = Conf.ReadFlag("dccallow", "blockchat", 0);
+
 					if (type == "SEND")
 					{
-						std::string defaultaction = Conf->ReadValue("dccallow", "action", 0);
+						std::string defaultaction = Conf.ReadValue("dccallow", "action", 0);
 						std::string filename = tokens[2];
-					
-						if (defaultaction == "allow") 
-							return 0;
-				
+
+						bool found = false;
 						for (unsigned int i = 0; i < bfl.size(); i++)
 						{
-							if (ServerInstance->MatchText(filename, bfl[i].filemask))
+							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 0;
-							}
-							else
-							{
-								if (defaultaction == "allow")
-									return 0;
+									return MOD_RES_PASSTHRU;
+								else
+								{
+									found = true;
+									break;
+								}
 							}
-							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);
-							return 1;
 						}
+
+						/* 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, 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;
+						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 0;
+		return MOD_RES_PASSTHRU;
 	}
-	
+
 	void Expire()
 	{
 		for (userlist::iterator iter = ul.begin(); iter != ul.end(); ++iter)
 		{
 			User* u = (User*)(*iter);
-			if (u->GetExt("dccallow_list", dl))
+			dl = ext->get(u);
+			if (dl)
 			{
 				if (dl->size())
 				{
@@ -381,7 +382,7 @@ class ModuleDCCAllow : public Module
 					{
 						if (iter2->length != 0 && (iter2->set_on + iter2->length) <= ServerInstance->Time())
 						{
-							u->WriteNumeric(997, "%s %s :DCCALLOW entry for %s has expired", u->nick, u->nick, iter2->nickname.c_str());
+							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
@@ -397,14 +398,15 @@ class ModuleDCCAllow : public Module
 			}
 		}
 	}
-	
+
 	void RemoveNick(User* user)
 	{
 		/* Iterate through all DCCALLOW lists and remove user */
 		for (userlist::iterator iter = ul.begin(); iter != ul.end(); ++iter)
 		{
 			User *u = (User*)(*iter);
-			if (u->GetExt("dccallow_list", dl))
+			dl = ext->get(u);
+			if (dl)
 			{
 				if (dl->size())
 				{
@@ -412,9 +414,9 @@ class ModuleDCCAllow : public Module
 					{
 						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, i->nickname.c_str());
-							u->WriteNumeric(995, "%s %s :Removed %s from your DCCALLOW list", u->nick, u->nick, i->nickname.c_str());
+
+							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;
 						}
@@ -444,28 +446,29 @@ class ModuleDCCAllow : public Module
 
 	void ReadFileConf()
 	{
+		ConfigReader Conf;
 		bfl.clear();
-		for (int i = 0; i < Conf->Enumerate("banfile"); i++)
+		for (int i = 0; i < Conf.Enumerate("banfile"); i++)
 		{
 			BannedFileList bf;
-			std::string fileglob = Conf->ReadValue("banfile", "pattern", i);
-			std::string action = Conf->ReadValue("banfile", "action", i);
+			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);
 		}
-	
+
 	}
 
 	virtual ~ModuleDCCAllow()
 	{
+		delete ext;
 	}
 
 	virtual Version GetVersion()
 	{
-		return Version(1, 2, 0, 0, VF_COMMON | VF_VENDOR, API_VERSION);
+		return Version("Povides support for the /DCCALLOW command", VF_COMMON | VF_VENDOR);
 	}
 };
 
 MODULE_INIT(ModuleDCCAllow)
-