]> git.netwichtig.de Git - user/henk/code/inspircd.git/blobdiff - src/modules/m_kicknorejoin.cpp
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[user/henk/code/inspircd.git] / src / modules / m_kicknorejoin.cpp
index 2387abb3efd281b068efd06d604fa6492f5945c9..2f0c15bf3a0c113cca93aa51bace58a33a8a8b3c 100644 (file)
-#include <time.h>
-#include <map>
-#include <vector>
-#include <sstream>
-#include "users.h"
-#include "channels.h"
-#include "modules.h"
-#include "helperfuncs.h"
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
+ *
+ *   Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
+ *   Copyright (C) 2008 Pippijn van Steenhoven <pip88nl@gmail.com>
+ *   Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
+ *   Copyright (C) 2006-2007 Robin Burchell <robin+git@viroteck.net>
+ *   Copyright (C) 2006 John Brooks <john.brooks@dereferenced.net>
+ *   Copyright (C) 2006 Craig Edwards <craigedwards@brainbox.cc>
+ *   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 "inspircd.h"
 
 /* $ModDesc: Provides channel mode +J (delay rejoin after kick) */
 
-inline int strtoint(const std::string &str)
+typedef std::map<std::string, time_t> delaylist;
+
+/** Handles channel mode +J
+ */
+class KickRejoin : public ModeHandler
 {
-       std::istringstream ss(str);
-       int result;
-       ss >> result;
-       return result;
-}
+       static const unsigned int max = 60;
+ public:
+       SimpleExtItem<delaylist> ext;
+       KickRejoin(Module* Creator)
+               : ModeHandler(Creator, "kicknorejoin", 'J', PARAM_SETONLY, MODETYPE_CHANNEL)
+               , ext("norejoinusers", Creator)
+       {
+       }
+
+       ModeAction OnModeChange(User* source, User* dest, Channel* channel, std::string& parameter, bool adding)
+       {
+               if (adding)
+               {
+                       int v = ConvToInt(parameter);
+                       if (v <= 0)
+                               return MODEACTION_DENY;
+                       if (parameter == channel->GetModeParameter(this))
+                               return MODEACTION_DENY;
 
-typedef std::map<userrec*, time_t> delaylist;
+                       if ((IS_LOCAL(source) && ((unsigned int)v > max)))
+                               v = max;
+
+                       parameter = ConvToStr(v);
+                       channel->SetModeParam(this, parameter);
+               }
+               else
+               {
+                       if (!channel->IsModeSet(this))
+                               return MODEACTION_DENY;
+
+                       ext.unset(channel);
+                       channel->SetModeParam(this, "");
+               }
+               return MODEACTION_ALLOW;
+       }
+};
 
 class ModuleKickNoRejoin : public Module
 {
-       Server *Srv;
-       
+       KickRejoin kr;
+
 public:
-       ModuleKickNoRejoin(Server* Me)
-               : Module::Module(Me)
+       ModuleKickNoRejoin()
+               : kr(this)
        {
-               Srv = Me;
-               
-               Srv->AddExtendedMode('J', MT_CHANNEL, false, 1, 0);
        }
-       
-       virtual int OnExtendedMode(userrec* user, void* target, char modechar, int type, bool mode_on, string_list &params)
+
+       void init()
        {
-               if ((modechar == 'J') && (type == MT_CHANNEL))
-               {
-                       if (!mode_on)
-                       {
-                               // Taking the mode off, we need to clean up.
-                               chanrec* c = (chanrec*)target;
-                               
-                               delaylist* dl = (delaylist*)c->GetExt("norejoinusers");
-                               
-                               if (dl)
-                               {
-                                       delete dl;
-                                       c->Shrink("norejoinusers");
-                               }
-                       }
-                       /* Don't allow negative or 0 +J value */
-                       return ((!mode_on) || (atoi(params[0].c_str()) > 0));
-               }
-               return 0;
+               ServerInstance->Modules->AddService(kr);
+               ServerInstance->Modules->AddService(kr.ext);
+               Implementation eventlist[] = { I_OnUserPreJoin, I_OnUserKick };
+               ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation));
        }
 
-       virtual int OnUserPreJoin(userrec* user, chanrec* chan, const char* cname)
+       ModResult OnUserPreJoin(LocalUser* user, Channel* chan, const std::string& cname, std::string& privs, const std::string& keygiven)
        {
                if (chan)
                {
-                       delaylist* dl = (delaylist*)chan->GetExt("norejoinusers");
-                       log(DEBUG, "m_kicknorejoin.so: tried to grab delay list");
-                       
+                       delaylist* dl = kr.ext.get(chan);
                        if (dl)
                        {
-                               log(DEBUG, "m_kicknorejoin.so: got delay list, iterating over it");
-                               std::vector<userrec*> itemstoremove;
-                       
-                               for (delaylist::iterator iter = dl->begin(); iter != dl->end(); iter++)
+                               for (delaylist::iterator iter = dl->begin(); iter != dl->end(); )
                                {
-                                       log(DEBUG, "m_kicknorejoin.so:\t[%s] => %d", iter->first->nick, iter->second);
-                                       if (iter->second > time(NULL))
+                                       if (iter->second > ServerInstance->Time())
                                        {
-                                               log(DEBUG, "m_kicknorejoin.so: still inside time slot");
-                                               if (iter->first == user)                                        
+                                               if (iter->first == user->uuid)
                                                {
-                                                       log(DEBUG, "m_kicknorejoin.so: and we have the right user");
-                                                       WriteServ(user->fd, "495 %s %s :You cannot rejoin this channel yet after being kicked (+J)", user->nick, chan->name);
-                                                       return 1;
+                                                       std::string modeparam = chan->GetModeParameter(&kr);
+                                                       user->WriteNumeric(ERR_DELAYREJOIN, "%s %s :You must wait %s seconds after being kicked to rejoin (+J)",
+                                                               user->nick.c_str(), chan->name.c_str(), modeparam.c_str());
+                                                       return MOD_RES_DENY;
                                                }
+                                               ++iter;
                                        }
                                        else
                                        {
                                                // Expired record, remove.
-                                               log(DEBUG, "m_kicknorejoin.so: record expired");
-                                               itemstoremove.push_back(iter->first);
+                                               dl->erase(iter++);
                                        }
                                }
-                               
-                               for (unsigned int i = 0; i < itemstoremove.size(); i++)
-                                       dl->erase(itemstoremove[i]);
-                                                                                                                                       
+
                                if (!dl->size())
-                               {
-                                       // Now it's empty..
-                                       delete dl;
-                                       chan->Shrink("norejoinusers");
-                               }
+                                       kr.ext.unset(chan);
                        }
                }
-               return 0;
+               return MOD_RES_PASSTHRU;
        }
-       
-       virtual void OnUserKick(userrec* source, userrec* user, chanrec* chan, std::string reason)
+
+       void OnUserKick(User* source, Membership* memb, const std::string &reason, CUList& excepts)
        {
-               if (chan->IsCustomModeSet('J') && (source != user))
+               if (memb->chan->IsModeSet(&kr) && (IS_LOCAL(memb->user)) && (source != memb->user))
                {
-                       delaylist* dl = (delaylist*)chan->GetExt("norejoinusers");
-                       
+                       delaylist* dl = kr.ext.get(memb->chan);
                        if (!dl)
                        {
                                dl = new delaylist;
-                               chan->Extend("norejoinusers", (char*)dl);
+                               kr.ext.set(memb->chan, dl);
                        }
-                       
-                       log(DEBUG, "m_kicknorejoin.so: setting record for %s, %d second delay", user->nick, strtoint(chan->GetModeParameter('J')));
-                       (*dl)[user] = time(NULL) + strtoint(chan->GetModeParameter('J'));
+                       (*dl)[memb->user->uuid] = ServerInstance->Time() + ConvToInt(memb->chan->GetModeParameter(&kr));
                }
        }
-       
-       virtual void OnChannelDelete(chanrec* chan)
-       {
-               delaylist* dl = (delaylist*)chan->GetExt("norejoinusers");
-               
-               if (dl)
-               {
-                       delete dl;
-                       chan->Shrink("norejoinusers");
-               }
-       }
-       
-       virtual void OnCleanup(int target_type, void* item)
-       {
-               if(target_type == TYPE_CHANNEL)
-                       OnChannelDelete((chanrec*)item);
-       }
-
-       virtual void Implements(char* List)
-       {
-               List[I_OnCleanup] = List[I_On005Numeric] = List[I_OnExtendedMode] = List[I_OnChannelDelete] = List[I_OnUserPreJoin] = List[I_OnUserKick] = 1;
-       }
-
-       virtual void On005Numeric(std::string &output)
-       {
-               InsertMode(output, "J", 3);
-       }
-
-       virtual ~ModuleKickNoRejoin()
-       {
-       }
-       
-       virtual Version GetVersion()
-       {
-               return Version(1, 0, 0, 0, VF_STATIC | VF_VENDOR);
-       }
-};
 
-
-class ModuleKickNoRejoinFactory : public ModuleFactory
-{
- public:
-       ModuleKickNoRejoinFactory()
+       Version GetVersion()
        {
+               return Version("Channel mode to delay rejoin after kick", VF_VENDOR);
        }
-       
-       ~ModuleKickNoRejoinFactory()
-       {
-       }
-       
-       virtual Module * CreateModule(Server* Me)
-       {
-               return new ModuleKickNoRejoin(Me);
-       }
-       
 };
 
-
-extern "C" void * init_module( void )
-{
-       return new ModuleKickNoRejoinFactory;
-}
-
+MODULE_INIT(ModuleKickNoRejoin)