-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
*
- * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
- * E-mail:
- * <brain@chatspike.net>
- * <Craig@chatspike.net>
- * <omster@gmail.com>
- *
- * Written by Craig Edwards, Craig McLure, and others.
- * This program is free but copyrighted software; see
- * the file COPYING for details.
+ * Copyright (C) 2006, 2008 Craig Edwards <craigedwards@brainbox.cc>
+ * Copyright (C) 2006-2007 Dennis Friis <peavey@inspircd.org>
+ * Copyright (C) 2007 Robin Burchell <robin+git@viroteck.net>
+ * Copyright (C) 2006 Oliver Lupton <oliverlupton@gmail.com>
*
- * ---------------------------------------------------
+ * 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/>.
*/
-#include "users.h"
-#include "channels.h"
-#include "modules.h"
-#include "helperfuncs.h"
-/* $ModDesc: Provides support for channel mode +P to block all-CAPS channel messages and notices */
+#include "inspircd.h"
-class BlockCaps : public ModeHandler
-{
- public:
- BlockCaps() : ModeHandler('P', 0, 0, false, MODETYPE_CHANNEL, false) { }
+/* $ModDesc: Provides support to block all-CAPS channel messages and notices */
- ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string ¶meter, bool adding)
- {
- if (adding)
- {
- if (!channel->IsModeSet('P'))
- {
- channel->SetMode('P',true);
- return MODEACTION_ALLOW;
- }
- }
- else
- {
- if (channel->IsModeSet('P'))
- {
- channel->SetMode('P',false);
- return MODEACTION_ALLOW;
- }
- }
- return MODEACTION_DENY;
- }
+/** Handles the +B channel mode
+ */
+class BlockCaps : public SimpleChannelModeHandler
+{
+ public:
+ BlockCaps(Module* Creator) : SimpleChannelModeHandler(Creator, "blockcaps", 'B') { }
};
class ModuleBlockCAPS : public Module
{
- Server *Srv;
- BlockCaps* bc;
+ BlockCaps bc;
+ int percent;
+ unsigned int minlen;
+ char capsmap[256];
public:
-
- ModuleBlockCAPS(Server* Me) : Module::Module(Me)
+
+ ModuleBlockCAPS() : bc(this)
{
- Srv = Me;
- bc = new BlockCaps;
- Srv->AddMode(bc, 'P');
}
- void Implements(char* List)
+ void init()
{
- List[I_On005Numeric] = List[I_OnUserPreMessage] = List[I_OnUserPreNotice] = 1;
+ OnRehash(NULL);
+ ServerInstance->Modules->AddService(bc);
+ Implementation eventlist[] = { I_OnUserPreMessage, I_OnUserPreNotice, I_OnRehash, I_On005Numeric };
+ ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation));
}
virtual void On005Numeric(std::string &output)
{
- InsertMode(output, "P", 4);
+ ServerInstance->AddExtBanChar('B');
}
- virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text, char status)
+ virtual void OnRehash(User* user)
+ {
+ ReadConf();
+ }
+
+ virtual ModResult OnUserPreMessage(User* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list)
{
if (target_type == TYPE_CHANNEL)
{
- chanrec* c = (chanrec*)dest;
+ if ((!IS_LOCAL(user)) || (text.length() < minlen))
+ return MOD_RES_PASSTHRU;
- if (c->IsModeSet('P'))
+ Channel* c = (Channel*)dest;
+ ModResult res = ServerInstance->OnCheckExemption(user,c,"blockcaps");
+
+ if (res == MOD_RES_ALLOW)
+ return MOD_RES_PASSTHRU;
+
+ if (!c->GetExtBanStatus(user, 'B').check(!c->IsModeSet('B')))
{
- const char* i = text.c_str();
- for (; *i; i++)
+ int caps = 0;
+ const char* actstr = "\1ACTION ";
+ int act = 0;
+
+ for (std::string::iterator i = text.begin(); i != text.end(); i++)
{
- if (((*i != ' ') && (*i != '\t')) && ((*i < 'A') || (*i > 'Z')))
+ /* Smart fix for suggestion from Jobe, ignore CTCP ACTION (part of /ME) */
+ if (*actstr && *i == *actstr++ && act != -1)
{
- return 0;
+ act++;
+ continue;
}
+ else
+ act = -1;
+
+ caps += capsmap[(unsigned char)*i];
+ }
+ if ( ((caps*100)/(int)text.length()) >= percent )
+ {
+ 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);
+ return MOD_RES_DENY;
}
-
- WriteServ(user->fd, "404 %s %s :Can't send all-CAPS to channel (+P set)", user->nick, c->name);
- return 1;
}
}
- return 0;
- }
-
- virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text, char status)
- {
- return OnUserPreMessage(user,dest,target_type,text,status);
- }
-
- virtual ~ModuleBlockCAPS()
- {
+ return MOD_RES_PASSTHRU;
}
-
- virtual Version GetVersion()
+
+ virtual ModResult OnUserPreNotice(User* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list)
{
- return Version(1,0,0,0,VF_STATIC|VF_VENDOR);
+ return OnUserPreMessage(user,dest,target_type,text,status,exempt_list);
}
-};
-
-class ModuleBlockCAPSFactory : public ModuleFactory
-{
- public:
- ModuleBlockCAPSFactory()
+ void ReadConf()
{
+ ConfigTag* tag = ServerInstance->Config->ConfValue("blockcaps");
+ percent = tag->getInt("percent", 100);
+ minlen = tag->getInt("minlen", 1);
+ std::string hmap = tag->getString("capsmap", "ABCDEFGHIJKLMNOPQRSTUVWXYZ");
+ memset(capsmap, 0, sizeof(capsmap));
+ for (std::string::iterator n = hmap.begin(); n != hmap.end(); n++)
+ capsmap[(unsigned char)*n] = 1;
+ if (percent < 1 || percent > 100)
+ {
+ ServerInstance->Logs->Log("CONFIG",DEFAULT, "<blockcaps:percent> out of range, setting to default of 100.");
+ percent = 100;
+ }
+ if (minlen < 1 || minlen > MAXBUF-1)
+ {
+ ServerInstance->Logs->Log("CONFIG",DEFAULT, "<blockcaps:minlen> out of range, setting to default of 1.");
+ minlen = 1;
+ }
}
-
- ~ModuleBlockCAPSFactory()
+
+ virtual ~ModuleBlockCAPS()
{
}
-
- virtual Module * CreateModule(Server* Me)
+
+ virtual Version GetVersion()
{
- return new ModuleBlockCAPS(Me);
+ return Version("Provides support to block all-CAPS channel messages and notices", VF_VENDOR);
}
-
};
-
-extern "C" void * init_module( void )
-{
- return new ModuleBlockCAPSFactory;
-}
+MODULE_INIT(ModuleBlockCAPS)