]> git.netwichtig.de Git - user/henk/code/inspircd.git/blobdiff - src/modules/m_override.cpp
fix some unitialised vectors and tidy up a bit.
[user/henk/code/inspircd.git] / src / modules / m_override.cpp
index 116042ae62f31958ceeae1857de6277a28cffc3b..054d56a4b1d4be9238deb4e2103a0675c064e95f 100644 (file)
@@ -2,22 +2,17 @@
  *       | Inspire Internet Relay Chat Daemon |
  *       +------------------------------------+
  *
- *  InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
- *                       E-mail:
- *                <brain@chatspike.net>
- *               <Craig@chatspike.net>
- *     
- * Written by Craig Edwards, Craig McLure, and others.
+ *  InspIRCd: (C) 2002-2008 InspIRCd Development Team
+ * See: http://www.inspircd.org/wiki/index.php/Credits
+ *
  * This program is free but copyrighted software; see
  *            the file COPYING for details.
  *
  * ---------------------------------------------------
  */
 
-#include "users.h"
-#include "channels.h"
-#include "modules.h"
-#include "helperfuncs.h"
+#include "inspircd.h"
+#include "wildcard.h"
 
 /* $ModDesc: Provides support for unreal-style oper-override */
 
@@ -25,32 +20,38 @@ typedef std::map<std::string,std::string> override_t;
 
 class ModuleOverride : public Module
 {
-       Server *Srv;
+       
        override_t overrides;
+       bool RequireKey;
        bool NoisyOverride;
+       bool OverriddenMode;
+       int OverOps, OverDeops, OverVoices, OverDevoices, OverHalfops, OverDehalfops;
+
  public:
  
-       ModuleOverride(Server* Me)
-               : Module::Module(Me)
-       {
-       
-               // here we initialise our module. Use new to create new instances of the required
-               // classes.
-               
-               Srv = Me;
-               
+       ModuleOverride(InspIRCd* Me)
+               : Module(Me)
+       {               
                // read our config options (main config file)
-               OnRehash("");
+               OnRehash(NULL,"");
+               ServerInstance->SNO->EnableSnomask('O', "OVERRIDE");
+               OverriddenMode = false;
+               OverOps = OverDeops = OverVoices = OverDevoices = OverHalfops = OverDehalfops = 0;
+               Implementation eventlist[] = { I_OnRehash, I_OnAccessCheck, I_On005Numeric, I_OnUserPreJoin, I_OnUserPreKick, I_OnPostCommand };
+               ServerInstance->Modules->Attach(eventlist, this, 6);
        }
        
-       virtual void OnRehash(const std::string &parameter)
+       virtual void OnRehash(User* user, const std::string &parameter)
        {
                // on a rehash we delete our classes for good measure and create them again.
-               ConfigReader* Conf = new ConfigReader;
+               ConfigReader* Conf = new ConfigReader(ServerInstance);
                
                // re-read our config options on a rehash
-               NoisyOverride = Conf->ReadFlag("override","noisy",0);
+               NoisyOverride = Conf->ReadFlag("override", "noisy", 0);
+               RequireKey = Conf->ReadFlag("override", "requirekey", 0);
+
                overrides.clear();
+
                for (int j =0; j < Conf->Enumerate("type"); j++)
                {
                        std::string typen = Conf->ReadValue("type","name",j);
@@ -58,12 +59,28 @@ class ModuleOverride : public Module
                        overrides[typen] = tokenlist;
                }
                
-               DELETE(Conf);
+               delete Conf;
        }
 
-       void Implements(char* List)
+
+       virtual void OnPostCommand(const std::string &command, const std::vector<std::string> &parameters, User *user, CmdResult result, const std::string &original_line)
        {
-               List[I_OnRehash] = List[I_OnAccessCheck] = List[I_On005Numeric] = List[I_OnUserPreJoin] = List[I_OnUserPreKick] = 1;
+               if ((NoisyOverride) && (OverriddenMode) && (irc::string(command.c_str()) == "MODE") && (result == CMD_SUCCESS))
+               {
+                       int Total = OverOps + OverDeops + OverVoices + OverDevoices + OverHalfops + OverDehalfops;
+
+                       ServerInstance->SNO->WriteToSnoMask('O',std::string(user->nick)+" Overriding modes: "+ServerInstance->Modes->GetLastParse()+" "+(Total ? "[Detail: " : "")+
+                                       (OverOps ? ConvToStr(OverOps)+" op"+(OverOps != 1 ? "s" : "")+" " : "")+
+                                       (OverDeops ? ConvToStr(OverDeops)+" deop"+(OverDeops != 1 ? "s" : "")+" " : "")+
+                                       (OverVoices ? ConvToStr(OverVoices)+" voice"+(OverVoices != 1 ? "s" : "")+" " : "")+
+                                       (OverDevoices ? ConvToStr(OverDevoices)+" devoice"+(OverDevoices != 1 ? "s" : "")+" " : "")+
+                                       (OverHalfops ? ConvToStr(OverHalfops)+" halfop"+(OverHalfops != 1 ? "s" : "")+" " : "")+
+                                       (OverDehalfops ? ConvToStr(OverDehalfops)+" dehalfop"+(OverDehalfops != 1 ? "s" : "") : "")
+                                       +(Total ? "]" : ""));
+
+                       OverriddenMode = false;
+                       OverOps = OverDeops = OverVoices = OverDevoices = OverHalfops = OverDehalfops = 0;
+               }
        }
 
        virtual void On005Numeric(std::string &output)
@@ -71,28 +88,28 @@ class ModuleOverride : public Module
                output.append(" OVERRIDE");
        }
 
-       virtual bool CanOverride(userrec* source, char* token)
+       virtual bool CanOverride(User* source, const char* token)
        {
                // checks to see if the oper's type has <type:override>
                override_t::iterator j = overrides.find(source->oper);
-               
+
                if (j != overrides.end())
                {
-                       // its defined, return its value as a boolean for if the token is set
-                       return (j->second.find(token, 0) != std::string::npos);
+                       // its defined or * is set, return its value as a boolean for if the token is set
+                       return ((j->second.find(token, 0) != std::string::npos) || (j->second.find("*", 0) != std::string::npos));
                }
-               
+
                // its not defined at all, count as false
                return false;
        }
 
-       virtual int OnUserPreKick(userrec* source, userrec* user, chanrec* chan, const std::string &reason)
+       virtual int OnUserPreKick(User* source, User* user, Channel* chan, const std::string &reason)
        {
-               if ((*source->oper) && (CanOverride(source,"KICK")))
+               if (IS_OPER(source) && CanOverride(source,"KICK"))
                {
-                       if (((Srv->ChanMode(source,chan) == "%") && (Srv->ChanMode(user,chan) == "@")) || (Srv->ChanMode(source,chan) == ""))
+                       if (((chan->GetStatus(source) == STATUS_HOP) && (chan->GetStatus(user) == STATUS_OP)) || (chan->GetStatus(source) < STATUS_VOICE))
                        {
-                               Srv->SendOpers("*** NOTICE: "+std::string(source->nick)+" Override-Kicked "+std::string(user->nick)+" on "+std::string(chan->name)+" ("+reason+")");
+                               ServerInstance->SNO->WriteToSnoMask('O',std::string(source->nick)+" Override-Kicked "+std::string(user->nick)+" on "+std::string(chan->name)+" ("+reason+")");
                        }
                        /* Returning -1 explicitly allows the kick */
                        return -1;
@@ -100,141 +117,187 @@ class ModuleOverride : public Module
                return 0;
        }
        
-       virtual int OnAccessCheck(userrec* source,userrec* dest,chanrec* channel,int access_type)
+       virtual int OnAccessCheck(User* source,User* dest,Channel* channel,int access_type)
        {
-               if (*source->oper)
+               if (IS_OPER(source))
                {
-                       if ((Srv) && (source) && (channel))
+                       if (source && channel)
                        {
                                // Fix by brain - allow the change if they arent on channel - rely on boolean short-circuit
                                // to not check the other items in the statement if they arent on the channel
-                               std::string mode = Srv->ChanMode(source,channel);
-                               if ((!channel->HasUser(source)) || ((mode != "%") && (mode != "@")))
+                               int mode = channel->GetStatus(source);
+                               switch (access_type)
                                {
-                                       switch (access_type)
+                                       case AC_DEOP:
+                                               if (CanOverride(source,"MODEDEOP"))
+                                               {
+                                                       if (NoisyOverride)
+                                                       if ((!channel->HasUser(source)) || (mode < STATUS_OP))
+                                                               OverDeops++;
+                                                       return ACR_ALLOW;
+                                               }
+                                               else
+                                               {
+                                                       return ACR_DEFAULT;
+                                               }
+                                       break;
+                                       case AC_OP:
+                                               if (CanOverride(source,"MODEOP"))
+                                               {
+                                                       if (NoisyOverride)
+                                                       if ((!channel->HasUser(source)) || (mode < STATUS_OP))
+                                                               OverOps++;
+                                                       return ACR_ALLOW;
+                                               }
+                                               else
+                                               {
+                                                       return ACR_DEFAULT;
+                                               }
+                                       break;
+                                       case AC_VOICE:
+                                               if (CanOverride(source,"MODEVOICE"))
+                                               {
+                                                       if (NoisyOverride)
+                                                       if ((!channel->HasUser(source)) || (mode < STATUS_HOP))
+                                                               OverVoices++;
+                                                       return ACR_ALLOW;
+                                               }
+                                               else
+                                               {
+                                                       return ACR_DEFAULT;
+                                               }
+                                       break;
+                                       case AC_DEVOICE:
+                                               if (CanOverride(source,"MODEDEVOICE"))
+                                               {
+                                                       if (NoisyOverride)
+                                                       if ((!channel->HasUser(source)) || (mode < STATUS_HOP))
+                                                               OverDevoices++;
+                                                       return ACR_ALLOW;
+                                               }
+                                               else
+                                               {
+                                                       return ACR_DEFAULT;
+                                               }
+                                       break;
+                                       case AC_HALFOP:
+                                               if (CanOverride(source,"MODEHALFOP"))
+                                               {
+                                                       if (NoisyOverride)
+                                                       if ((!channel->HasUser(source)) || (mode < STATUS_OP))
+                                                               OverHalfops++;
+                                                       return ACR_ALLOW;
+                                               }
+                                               else
+                                               {
+                                                       return ACR_DEFAULT;
+                                               }
+                                       break;
+                                       case AC_DEHALFOP:
+                                               if (CanOverride(source,"MODEDEHALFOP"))
+                                               {
+                                                       if (NoisyOverride)
+                                                       if ((!channel->HasUser(source)) || (mode < STATUS_OP))
+                                                               OverDehalfops++;
+                                                       return ACR_ALLOW;
+                                               }
+                                               else
+                                               {
+                                                       return ACR_DEFAULT;
+                                               }
+                                       break;
+                               }
+                       
+                               if (CanOverride(source,"OTHERMODE"))
+                               {
+                                       if (NoisyOverride)
+                                       if ((!channel->HasUser(source)) || (mode < STATUS_OP))
                                        {
-                                               case AC_DEOP:
-                                                       if (CanOverride(source,"MODEDEOP"))
-                                                       {
-                                                               Srv->SendOpers("*** NOTICE: "+std::string(source->nick)+" Override-Deopped "+std::string(dest->nick)+" on "+std::string(channel->name));
-                                                               return ACR_ALLOW;
-                                                       }
-                                                       else
-                                                       {
-                                                               return ACR_DEFAULT;
-                                                       }
-
-                                               case AC_OP:
-                                                       if (CanOverride(source,"MODEOP"))
-                                                       {
-                                                               Srv->SendOpers("*** NOTICE: "+std::string(source->nick)+" Override-Opped "+std::string(dest->nick)+" on "+std::string(channel->name));
-                                                               return ACR_ALLOW;
-                                                       }
-                                                       else
-                                                       {
-                                                               return ACR_DEFAULT;
-                                                       }
-
-                                               case AC_VOICE:
-                                                       if (CanOverride(source,"MODEVOICE"))
-                                                       {
-                                                               Srv->SendOpers("*** NOTICE: "+std::string(source->nick)+" Override-Voiced "+std::string(dest->nick)+" on "+std::string(channel->name));
-                                                               return ACR_ALLOW;
-                                                       }
-                                                       else
-                                                       {
-                                                               return ACR_DEFAULT;
-                                                       }
-
-                                               case AC_DEVOICE:
-                                                       if (CanOverride(source,"MODEDEVOICE"))
-                                                       {
-                                                               Srv->SendOpers("*** NOTICE: "+std::string(source->nick)+" Override-Devoiced "+std::string(dest->nick)+" on "+std::string(channel->name));
-                                                               return ACR_ALLOW;
-                                                       }
-                                                       else
-                                                       {
-                                                               return ACR_DEFAULT;
-                                                       }
-
-                                               case AC_HALFOP:
-                                                       if (CanOverride(source,"MODEHALFOP"))
-                                                       {
-                                                               Srv->SendOpers("*** NOTICE: "+std::string(source->nick)+" Override-Halfopped "+std::string(dest->nick)+" on "+std::string(channel->name));
-                                                               return ACR_ALLOW;
-                                                       }
-                                                       else
-                                                       {
-                                                               return ACR_DEFAULT;
-                                                       }
-
-                                               case AC_DEHALFOP:
-                                                       if (CanOverride(source,"MODEDEHALFOP"))
-                                                       {
-                                                               Srv->SendOpers("*** NOTICE: "+std::string(source->nick)+" Override-Dehalfopped "+std::string(dest->nick)+" on "+std::string(channel->name));
-                                                               return ACR_ALLOW;
-                                                       }
-                                                       else
-                                                       {
-                                                               return ACR_DEFAULT;
-                                                       }
+                                               OverriddenMode = true;
+                                               OverOps = OverDeops = OverVoices = OverDevoices = OverHalfops = OverDehalfops = 0;
                                        }
+                                       return ACR_ALLOW;
+                               }
+                               else
+                               {
+                                       return ACR_DEFAULT;
                                }
-                       }
-                       
-                       if (CanOverride(source,"OTHERMODE"))
-                       {
-                               return ACR_ALLOW;
-                       }
-                       else
-                       {
-                               return ACR_DEFAULT;
                        }
                }
 
                return ACR_DEFAULT;
        }
        
-       virtual int OnUserPreJoin(userrec* user, chanrec* chan, const char* cname)
+       virtual int OnUserPreJoin(User* user, Channel* chan, const char* cname, std::string &privs, const std::string &keygiven)
        {
-               if (*user->oper)
+               if (IS_LOCAL(user) && IS_OPER(user))
                {
                        if (chan)
                        {
                                if ((chan->modes[CM_INVITEONLY]) && (CanOverride(user,"INVITE")))
                                {
-                                       if (NoisyOverride)
+                                       irc::string x = chan->name;
+                                       if (!user->IsInvited(x))
                                        {
-                                               irc::string x = chan->name;
-                                               if (!user->IsInvited(x))
+                                               if (RequireKey && keygiven != "override")
                                                {
-                                                       /* XXX - Ugly cast for a parameter that isn't used? :< - Om */
-                                                       chan->WriteChannelWithServ(Srv->GetServerName().c_str(), "NOTICE %s :%s invited himself into the channel", cname, user->nick);
+                                                       // Can't join normally -- must use a special key to bypass restrictions
+                                                       user->WriteServ("NOTICE %s :*** You may not join normally. You must join with a key of 'override' to oper override.", user->nick);
+                                                       return 1;
                                                }
+
+                                               if (NoisyOverride)
+                                                       chan->WriteChannelWithServ(ServerInstance->Config->ServerName, "NOTICE %s :%s used oper override to bypass invite-only", cname, user->nick);
+                                               ServerInstance->SNO->WriteToSnoMask('O',std::string(user->nick)+" used oper override to bypass +i on "+std::string(cname));
                                        }
-                                       Srv->SendOpers("*** "+std::string(user->nick)+" used operoverride to bypass +i on "+std::string(cname));
                                        return -1;
                                }
                                
-                               if ((chan->key[0]) && (CanOverride(user,"KEY")))
+                               if ((*chan->key) && (CanOverride(user,"KEY")) && strcasecmp(keygiven.c_str(), chan->key))
                                {
+                                       if (RequireKey && keygiven != "override")
+                                       {
+                                               // Can't join normally -- must use a special key to bypass restrictions
+                                               user->WriteServ("NOTICE %s :*** You may not join normally. You must join with a key of 'override' to oper override.", user->nick);
+                                               return 1;
+                                       }
+
                                        if (NoisyOverride)
-                                               chan->WriteChannelWithServ(Srv->GetServerName().c_str(), "NOTICE %s :%s bypassed the channel key", cname, user->nick);
-                                       Srv->SendOpers("*** "+std::string(user->nick)+" used operoverride to bypass +k on "+std::string(cname));
+                                               chan->WriteChannelWithServ(ServerInstance->Config->ServerName, "NOTICE %s :%s used oper override to bypass the channel key", cname, user->nick);
+                                       ServerInstance->SNO->WriteToSnoMask('O',std::string(user->nick)+" used oper override to bypass +k on "+std::string(cname));
                                        return -1;
                                }
                                        
-                               if ((chan->limit > 0) && (Srv->CountUsers(chan) >=  chan->limit) && (CanOverride(user,"LIMIT")))
+                               if ((chan->limit > 0) && (chan->GetUserCounter() >=  chan->limit) && (CanOverride(user,"LIMIT")))
                                {
+                                       if (RequireKey && keygiven != "override")
+                                       {
+                                               // Can't join normally -- must use a special key to bypass restrictions
+                                               user->WriteServ("NOTICE %s :*** You may not join normally. You must join with a key of 'override' to oper override.", user->nick);
+                                               return 1;
+                                       }
+
                                        if (NoisyOverride)
-                                               chan->WriteChannelWithServ(Srv->GetServerName().c_str(), "NOTICE %s :%s passed through your channel limit", cname, user->nick);
-                                       Srv->SendOpers("*** "+std::string(user->nick)+" used operoverride to bypass +l on "+std::string(cname));
+                                               chan->WriteChannelWithServ(ServerInstance->Config->ServerName, "NOTICE %s :%s used oper override to bypass the channel limit", cname, user->nick);
+                                       ServerInstance->SNO->WriteToSnoMask('O',std::string(user->nick)+" used oper override to bypass +l on "+std::string(cname));
                                        return -1;
                                }
 
                                if (CanOverride(user,"BANWALK"))
                                {
-                                       // other join
+                                       if (chan->IsBanned(user))
+                                       {
+                                               if (RequireKey && keygiven != "override")
+                                               {
+                                                       // Can't join normally -- must use a special key to bypass restrictions
+                                                       user->WriteServ("NOTICE %s :*** You may not join normally. You must join with a key of 'override' to oper override.", user->nick);
+                                                       return 1;
+                                               }
+
+                                               if (NoisyOverride)
+                                                       chan->WriteChannelWithServ(ServerInstance->Config->ServerName, "NOTICE %s :%s used oper override to bypass channel ban", cname, user->nick);
+                                               ServerInstance->SNO->WriteToSnoMask('O',"%s used oper override to bypass channel ban on %s", user->nick, cname);
+                                       }
                                        return -1;
                                }
                        }
@@ -244,35 +307,13 @@ class ModuleOverride : public Module
        
        virtual ~ModuleOverride()
        {
+               ServerInstance->SNO->DisableSnomask('O');
        }
        
        virtual Version GetVersion()
        {
-               return Version(1,0,0,1,VF_VENDOR);
+               return Version(1,2,0,1,VF_VENDOR,API_VERSION);
        }
 };
 
-
-class ModuleOverrideFactory : public ModuleFactory
-{
- public:
-       ModuleOverrideFactory()
-       {
-       }
-       
-       ~ModuleOverrideFactory()
-       {
-       }
-       
-       virtual Module * CreateModule(Server* Me)
-       {
-               return new ModuleOverride(Me);
-       }
-       
-};
-
-
-extern "C" void * init_module( void )
-{
-       return new ModuleOverrideFactory;
-}
+MODULE_INIT(ModuleOverride)