]> git.netwichtig.de Git - user/henk/code/inspircd.git/blobdiff - src/modules/m_noctcp.cpp
Some more text fixes and improvements (#1618).
[user/henk/code/inspircd.git] / src / modules / m_noctcp.cpp
index a5b8832af387894983197bf801133dd59af8527c..c73f8308e08005e1fbb25010d065f942a4263ae7 100644 (file)
-/*       +------------------------------------+
- *       | Inspire Internet Relay Chat Daemon |
- *       +------------------------------------+
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
  *
- *  Inspire is copyright (C) 2002-2004 ChatSpike-Dev.
- *                       E-mail:
- *                <brain@chatspike.net>
- *               <Craig@chatspike.net>
- *     
- * Written by Craig Edwards, Craig McLure, and others.
- * This program is free but copyrighted software; see
- *            the file COPYING for details.
+ *   Copyright (C) 2007-2008 Robin Burchell <robin+git@viroteck.net>
+ *   Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
+ *   Copyright (C) 2004, 2006 Craig Edwards <craigedwards@brainbox.cc>
  *
- * ---------------------------------------------------
+ * 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 <stdio.h>
-#include "users.h"
-#include "channels.h"
-#include "modules.h"
 
-/* $ModDesc: Provides support for unreal-style channel mode +c */
+#include "inspircd.h"
+#include "modules/exemption.h"
+
+class NoCTCPUser : public SimpleUserModeHandler
+{
+public:
+       NoCTCPUser(Module* Creator)
+               : SimpleUserModeHandler(Creator, "u_noctcp", 'T')
+       {
+               if (!ServerInstance->Config->ConfValue("noctcp")->getBool("enableumode"))
+                       DisableAutoRegister();
+       }
+};
 
 class ModuleNoCTCP : public Module
 {
-       Server *Srv;
-       
+       CheckExemption::EventProvider exemptionprov;
+       SimpleChannelModeHandler nc;
+       NoCTCPUser ncu;
+
  public:
        ModuleNoCTCP()
+               : exemptionprov(this)
+               , nc(this, "noctcp", 'C')
+               , ncu(this)
        {
-               Srv = new Server;
-               Srv->AddExtendedMode('C',MT_CHANNEL,false,0,0);
        }
 
-        virtual void On005Numeric(std::string &output)
-        {
-                std::stringstream line(output);
-                std::string temp1, temp2;
-                while (!line.eof())
-                {
-                        line >> temp1;
-                        if (temp1.substr(0,10) == "CHANMODES=")
-                        {
-                                // append the chanmode to the end
-                                temp1 = temp1.substr(10,temp1.length());
-                                temp1 = "CHANMODES=" + temp1 + "C";
-                        }
-                        temp2 = temp2 + temp1 + " ";
-                }
-                output = temp2.substr(0,temp2.length()-1);
-        }
-       
-       virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text)
+       Version GetVersion() CXX11_OVERRIDE
        {
-               if (target_type == TYPE_CHANNEL)
-               {
-                       chanrec* c = (chanrec*)dest;
-                       if (c->IsCustomModeSet('C'))
-                       {
-                               if ((text.length()) && (text[0] == '\1'))
-                               {
-                                       if (strncmp(text.c_str(),"\1ACTION ",8))
-                                       {
-                                               WriteServ(user->fd,"492 %s %s :Can't send CTCP to channel (+C set)",user->nick, c->name);
-                                               return 1;
-                                       }
-                               }
-                       }
-               }
-               return 0;
+               return Version("Provides user mode +T and channel mode +C to block CTCPs", VF_VENDOR);
        }
-       
-       virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text)
+
+       ModResult OnUserPreMessage(User* user, const MessageTarget& target, MessageDetails& details) CXX11_OVERRIDE
        {
-               if (target_type == TYPE_CHANNEL)
+               if (!IS_LOCAL(user))
+                       return MOD_RES_PASSTHRU;
+
+               std::string ctcpname;
+               if (!details.IsCTCP(ctcpname) || irc::equals(ctcpname, "ACTION"))
+                       return MOD_RES_PASSTHRU;
+
+               if (target.type == MessageTarget::TYPE_CHANNEL)
                {
-                       chanrec* c = (chanrec*)dest;
-                       if (c->IsCustomModeSet('C'))
+                       if (user->HasPrivPermission("channels/ignore-noctcp"))
+                               return MOD_RES_PASSTHRU;
+
+                       Channel* c = target.Get<Channel>();
+                       ModResult res = CheckExemption::Call(exemptionprov, user, c, "noctcp");
+                       if (res == MOD_RES_ALLOW)
+                               return MOD_RES_PASSTHRU;
+
+                       if (!c->GetExtBanStatus(user, 'C').check(!c->IsModeSet(nc)))
                        {
-                               if ((text.length()) && (text[0] == '\1'))
-                               {
-                                       if (strncmp(text.c_str(),"\1ACTION ",8))
-                                       {
-                                               WriteServ(user->fd,"492 %s %s :Can't send CTCP to channel (+C set)",user->nick, c->name);
-                                               return 1;
-                                       }
-                               }
+                               user->WriteNumeric(ERR_CANNOTSENDTOCHAN, c->name, "Can't send CTCP to channel (+C is set)");
+                               return MOD_RES_DENY;
                        }
                }
-               return 0;
-       }
-       
-       virtual int OnExtendedMode(userrec* user, void* target, char modechar, int type, bool mode_on, string_list &params)
-       {
-               // check if this is our mode character...
-               if ((modechar == 'C') && (type == MT_CHANNEL))
-               {
-                       log(DEBUG,"Allowing C change");
-                       return 1;
-               }
-               else
+               else if (target.type == MessageTarget::TYPE_USER)
                {
-                       return 0;
+                       if (user->HasPrivPermission("users/ignore-noctcp"))
+                               return MOD_RES_PASSTHRU;
+
+                       User* u = target.Get<User>();
+                       if (u->IsModeSet(ncu))
+                       {
+                               user->WriteNumeric(ERR_CANTSENDTOUSER, u->nick, "Can't send CTCP to user (+T is set)");
+                               return MOD_RES_DENY;
+                       }
                }
+               return MOD_RES_PASSTHRU;
        }
 
-       virtual ~ModuleNoCTCP()
-       {
-               delete Srv;
-       }
-       
-       virtual Version GetVersion()
+       void On005Numeric(std::map<std::string, std::string>& tokens) CXX11_OVERRIDE
        {
-               return Version(1,0,0,0);
+               tokens["EXTBAN"].push_back('C');
        }
 };
 
-
-class ModuleNoCTCPFactory : public ModuleFactory
-{
- public:
-       ModuleNoCTCPFactory()
-       {
-       }
-       
-       ~ModuleNoCTCPFactory()
-       {
-       }
-       
-       virtual Module * CreateModule()
-       {
-               return new ModuleNoCTCP;
-       }
-       
-};
-
-
-extern "C" void * init_module( void )
-{
-       return new ModuleNoCTCPFactory;
-}
-
+MODULE_INIT(ModuleNoCTCP)