2 * InspIRCd -- Internet Relay Chat Daemon
4 * Copyright (C) 2006, 2008 Craig Edwards <craigedwards@brainbox.cc>
5 * Copyright (C) 2006-2007 Dennis Friis <peavey@inspircd.org>
6 * Copyright (C) 2007 Robin Burchell <robin+git@viroteck.net>
7 * Copyright (C) 2006 Oliver Lupton <oliverlupton@gmail.com>
9 * This file is part of InspIRCd. InspIRCd is free software: you can
10 * redistribute it and/or modify it under the terms of the GNU General Public
11 * License as published by the Free Software Foundation, version 2.
13 * This program is distributed in the hope that it will be useful, but WITHOUT
14 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
15 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
18 * You should have received a copy of the GNU General Public License
19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
26 /** Handles the +B channel mode
28 class BlockCaps : public SimpleChannelModeHandler
31 BlockCaps(Module* Creator) : SimpleChannelModeHandler(Creator, "blockcaps", 'B') { }
34 class ModuleBlockCAPS : public Module
42 ModuleBlockCAPS() : bc(this)
46 void init() CXX11_OVERRIDE
49 ServerInstance->Modules->AddService(bc);
52 void On005Numeric(std::map<std::string, std::string>& tokens) CXX11_OVERRIDE
54 tokens["EXTBAN"].push_back('B');
57 void OnRehash(User* user) CXX11_OVERRIDE
62 ModResult OnUserPreMessage(User* user, void* dest, int target_type, std::string& text, char status, CUList& exempt_list, MessageType msgtype) CXX11_OVERRIDE
64 if (target_type == TYPE_CHANNEL)
66 if ((!IS_LOCAL(user)) || (text.length() < minlen))
67 return MOD_RES_PASSTHRU;
69 Channel* c = (Channel*)dest;
70 ModResult res = ServerInstance->OnCheckExemption(user,c,"blockcaps");
72 if (res == MOD_RES_ALLOW)
73 return MOD_RES_PASSTHRU;
75 if (!c->GetExtBanStatus(user, 'B').check(!c->IsModeSet(bc)))
78 const char* actstr = "\1ACTION ";
81 for (std::string::iterator i = text.begin(); i != text.end(); i++)
83 /* Smart fix for suggestion from Jobe, ignore CTCP ACTION (part of /ME) */
84 if (*actstr && *i == *actstr++ && act != -1)
92 caps += capsmap[(unsigned char)*i];
94 if ( ((caps*100)/(int)text.length()) >= percent )
96 user->WriteNumeric(ERR_CANNOTSENDTOCHAN, "%s %s :Your message cannot contain more than %d%% capital letters if it's longer than %d characters", user->nick.c_str(), c->name.c_str(), percent, minlen);
101 return MOD_RES_PASSTHRU;
106 ConfigTag* tag = ServerInstance->Config->ConfValue("blockcaps");
107 percent = tag->getInt("percent", 100, 1, 100);
108 minlen = tag->getInt("minlen", 1, 1, ServerInstance->Config->Limits.MaxLine);
109 std::string hmap = tag->getString("capsmap", "ABCDEFGHIJKLMNOPQRSTUVWXYZ");
110 memset(capsmap, 0, sizeof(capsmap));
111 for (std::string::iterator n = hmap.begin(); n != hmap.end(); n++)
112 capsmap[(unsigned char)*n] = 1;
115 Version GetVersion() CXX11_OVERRIDE
117 return Version("Provides support to block all-CAPS channel messages and notices", VF_VENDOR);
121 MODULE_INIT(ModuleBlockCAPS)