1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
7 * <brain@chatspike.net>
8 * <Craig@chatspike.net>
11 * Written by Craig Edwards, Craig McLure, and others.
12 * This program is free but copyrighted software; see
13 * the file COPYING for details.
15 * ---------------------------------------------------
18 /* <3's to Lauren for original info on mIRC's weird behaviour */
22 #include "inspircd_config.h"
30 /* $ModDesc: Attempt to block /amsg, at least some of the irritating mIRC scripts. */
32 enum BlockAction { IBLOCK_KILL, IBLOCK_KILLOPERS, IBLOCK_NOTICE, IBLOCK_NOTICEOPERS, IBLOCK_SILENT };
34 class BlockedMessage : public classbase
41 BlockedMessage(std::string msg, irc::string tgt, time_t when) : message(msg), target(tgt), sent(when)
46 class ModuleBlockAmsg : public Module
52 ModuleBlockAmsg(InspIRCd* Me) : Module::Module(Me)
58 void Implements(char* List)
60 List[I_OnRehash] = List[I_OnPreCommand] = List[I_OnCleanup] = 1;
63 virtual ~ModuleBlockAmsg()
67 virtual Version GetVersion()
69 return Version(1,0,0,0,VF_VENDOR);
72 virtual void OnRehash(const std::string ¶meter)
74 ConfigReader* Conf = new ConfigReader(ServerInstance);
76 ForgetDelay = Conf->ReadInteger("blockamsg", "delay", 0, false);
77 if(Conf->GetError() == CONF_VALUE_NOT_FOUND)
80 std::string act = Conf->ReadValue("blockamsg", "action", 0);
83 action = IBLOCK_NOTICE;
84 else if(act == "noticeopers")
85 action = IBLOCK_NOTICEOPERS;
86 else if(act == "silent")
87 action = IBLOCK_SILENT;
88 else if(act == "kill")
91 action = IBLOCK_KILLOPERS;
96 virtual int OnPreCommand(const std::string &command, const char** parameters, int pcnt, userrec *user, bool validated)
98 // Don't do anything with unregistered users, or remote ones.
99 if(!user || (user->registered != REG_ALL) || !IS_LOCAL(user))
102 // We want case insensitive command comparison.
103 // Add std::string contructor for irc::string :x
104 irc::string cmd = command.c_str();
106 if(validated && (cmd == "PRIVMSG" || cmd == "NOTICE") && (pcnt >= 2))
108 // parameters[0] should have the target(s) in it.
109 // I think it will be faster to first check if there are any commas, and if there are then try and parse it out.
110 // Most messages have a single target so...
115 // Decrement if the first target wasn't a channel.
116 if(*parameters[0] != '#')
119 for(const char* c = parameters[0]; *c; c++)
120 if((*c == ',') && *(c+1) && (*(c+1) == '#'))
123 for(std::vector<ucrec*>::iterator f = user->chans.begin(); f != user->chans.end(); f++)
124 if(((ucrec*)(*f))->channel)
127 // Check that this message wasn't already sent within a few seconds.
129 user->GetExt("amsgblock", m);
131 // If the message is identical and within the time.
132 // We check the target is *not* identical, that'd straying into the realms of flood control. Which isn't what we're doing...
134 // The number of target channels is equal to the number of channels the sender is on..a little suspicious.
135 // Check it's more than 1 too, or else users on one channel would have fun.
136 if((m && (m->message == parameters[1]) && (m->target != parameters[0]) && (ForgetDelay != -1) && (m->sent >= ServerInstance->Time()-ForgetDelay)) || ((targets > 1) && (targets == userchans)))
139 if(action == IBLOCK_KILLOPERS || action == IBLOCK_NOTICEOPERS)
140 ServerInstance->WriteOpers("*** %s had an /amsg or /ame denied", user->nick);
142 if(action == IBLOCK_KILL || action == IBLOCK_KILLOPERS)
143 userrec::QuitUser(ServerInstance, user, "Global message (/amsg or /ame) detected");
144 else if(action == IBLOCK_NOTICE || action == IBLOCK_NOTICEOPERS)
145 user->WriteServ( "NOTICE %s :Global message (/amsg or /ame) detected", user->nick);
152 // If there's already a BlockedMessage allocated, use it.
153 m->message = parameters[1];
154 m->target = parameters[0];
155 m->sent = ServerInstance->Time();
159 m = new BlockedMessage(parameters[1], parameters[0], ServerInstance->Time());
160 user->Extend("amsgblock", (char*)m);
166 void OnCleanup(int target_type, void* item)
168 if(target_type == TYPE_USER)
170 userrec* user = (userrec*)item;
172 user->GetExt("amsgblock", m);
176 user->Shrink("amsgblock");
183 class ModuleBlockAmsgFactory : public ModuleFactory
186 ModuleBlockAmsgFactory()
190 ~ModuleBlockAmsgFactory()
194 virtual Module * CreateModule(InspIRCd* Me)
196 return new ModuleBlockAmsg(Me);
201 extern "C" void * init_module( void )
203 return new ModuleBlockAmsgFactory;