Remove .c_str()'s in match() calls that are no longer needed as match() natively...

[user/henk/code/inspircd.git] / src / modules / m_denychans.cpp

diff --git a/src/modules/m_denychans.cpp b/src/modules/m_denychans.cpp
index 4ea2e3d85120b44ddf896b865ce6cad56fbc5036..8d242edce4ac8feff5218050d4ad5222f8f94a5b 100644 (file)
--- a/src/modules/m_denychans.cpp
+++ b/src/modules/m_denychans.cpp
@@ -2,23 +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 "hashcomp.h"
-#include "helperfuncs.h"
+#include "inspircd.h"
+#include "wildcard.h"
 
 /* $ModDesc: Implements config tags which allow blocking of joins to channels */
 
@@ -26,22 +20,62 @@ class ModuleDenyChannels : public Module
 {
  private:
 
-       Server *Srv;
+       
        ConfigReader *Conf;
 
  public:
-       ModuleDenyChannels(Server* Me) : Module::Module(Me)
+       ModuleDenyChannels(InspIRCd* Me) : Module(Me)
        {
-               Srv = Me;
-               Conf = new ConfigReader;
+               
+               Conf = new ConfigReader(ServerInstance);
+               Implementation eventlist[] = { I_OnUserPreJoin, I_OnRehash };
+               ServerInstance->Modules->Attach(eventlist, this, 2);
        }
        
-       virtual void OnRehash(std::string param)
+       virtual void OnRehash(User* user, const std::string &param)
        {
                delete Conf;
-               Conf = new ConfigReader;
-       }
+               Conf = new ConfigReader(ServerInstance);
+               /* check for redirect validity and loops/chains */
+               for (int i =0; i < Conf->Enumerate("badchan"); i++)
+               {
+                       std::string name = Conf->ReadValue("badchan","name",i);
+                       std::string redirect = Conf->ReadValue("badchan","redirect",i);
+                       
+                       if (!redirect.empty())
+                       {
+                       
+                               if (!ServerInstance->IsChannel(redirect.c_str()))
+                               {
+                                       if (user)
+                                               user->WriteServ("Notice %s :Invalid badchan redirect '%s'", user->nick, redirect.c_str());
+                                       throw ModuleException("Invalid badchan redirect, not a channel");
+                               }
+       
+                               for (int j =0; j < Conf->Enumerate("badchan"); j++)
+                               {
+                                       if (match(redirect, Conf->ReadValue("badchan","name",j)))
+                                       {
+                                               bool goodchan = false;
+                                               for (int k =0; k < Conf->Enumerate("goodchan"); k++)
+                                               {
+                                                       if (match(redirect, Conf->ReadValue("goodchan","name",k)))
+                                                               goodchan = true;
+                                               }
        
+                                               if (!goodchan)
+                                               {
+                                                       /* <badchan:redirect> is a badchan */
+                                                       if (user)
+                                                               user->WriteServ("NOTICE %s :Badchan %s redirects to badchan %s", user->nick, name.c_str(), redirect.c_str());
+                                                       throw ModuleException("Badchan redirect loop");
+                                               }
+                                       }
+                               }
+                       }
+               }
+       }
+
        virtual ~ModuleDenyChannels()
        {
                delete Conf;
@@ -49,61 +83,52 @@ class ModuleDenyChannels : public Module
        
        virtual Version GetVersion()
        {
-               return Version(1,0,0,1,VF_VENDOR);
+               return Version(1,2,0,1,VF_VENDOR,API_VERSION);
        }
 
-       void Implements(char* List)
-       {
-               List[I_OnUserPreJoin] = List[I_OnRehash] = 1;
-       }
 
-        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)
+       {
                for (int j =0; j < Conf->Enumerate("badchan"); j++)
                {
-                       irc::string cn = Conf->ReadValue("badchan","name",j).c_str();
-                       irc::string thischan = cname;
-                       if (thischan == cn)
+                       if (match(cname, Conf->ReadValue("badchan","name",j)))
                        {
-                               if ((Conf->ReadFlag("badchan","allowopers",j)) && (strchr(user->modes,'o')))
+                               if (IS_OPER(user) && Conf->ReadFlag("badchan","allowopers",j))
                                {
                                        return 0;
                                }
                                else
                                {
                                        std::string reason = Conf->ReadValue("badchan","reason",j);
-                                       WriteServ(user->fd,"926 %s %s :Channel %s is forbidden: %s",user->nick,cname,cname,reason.c_str());
+                                       std::string redirect = Conf->ReadValue("badchan","redirect",j);
+
+                                       for (int i = 0; i < Conf->Enumerate("goodchan"); i++)
+                                       {
+                                               if (match(cname, Conf->ReadValue("goodchan", "name", i)))
+                                               {
+                                                       return 0;
+                                               }
+                                       }
+                                       
+                                       if (ServerInstance->IsChannel(redirect.c_str()))
+                                       {
+                                               /* simple way to avoid potential loops: don't redirect to +L channels */
+                                               Channel *newchan = ServerInstance->FindChan(redirect);
+                                               if ((!newchan) || (!(newchan->IsModeSet('L'))))
+                                               {
+                                                       user->WriteNumeric(926, "%s %s :Channel %s is forbidden, redirecting to %s: %s",user->nick,cname,cname,redirect.c_str(), reason.c_str());
+                                                       Channel::JoinUser(ServerInstance,user,redirect.c_str(),false,"",false,ServerInstance->Time());
+                                                       return 1;
+                                               }
+                                       }
+
+                                       user->WriteNumeric(926, "%s %s :Channel %s is forbidden: %s",user->nick,cname,cname,reason.c_str());
                                        return 1;
                                }
                        }
                }
                return 0;
-        }
-};
-
-// stuff down here is the module-factory stuff. For basic modules you can ignore this.
-
-class ModuleDenyChannelsFactory : public ModuleFactory
-{
- public:
-       ModuleDenyChannelsFactory()
-       {
        }
-       
-       ~ModuleDenyChannelsFactory()
-       {
-       }
-       
-       virtual Module * CreateModule(Server* Me)
-       {
-               return new ModuleDenyChannels(Me);
-       }
-       
 };
 
-
-extern "C" void * init_module( void )
-{
-       return new ModuleDenyChannelsFactory;
-}
-
+MODULE_INIT(ModuleDenyChannels)