-#include "inspircd_config.h"
-#include "channels.h"
+/* +------------------------------------+
+ * | 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.
+ * This program is free but copyrighted software; see
+ * the file COPYING for details.
+ *
+ * ---------------------------------------------------
+ */
+
+using namespace std;
+
+#include <string>
+#include <map>
+#include <sstream>
+#include <vector>
+#include <deque>
+#include "configreader.h"
#include "inspircd.h"
-#include <stdio.h>
+#include "hash_map.h"
+#include "users.h"
+#include "ctables.h"
+#include "globals.h"
+#include "modules.h"
+#include "dynamic.h"
+#include "commands.h"
+#include "wildcard.h"
+#include "message.h"
+#include "mode.h"
+#include "xline.h"
+#include "inspstring.h"
+#include "helperfuncs.h"
+#include "typedefs.h"
+
+extern ServerConfig* Config;
+
+extern int MODCOUNT;
+extern std::vector<Module*> modules;
+extern std::vector<ircd_module*> factory;
+extern time_t TIME;
+extern chan_hash chanlist;
+
+
+chanrec* ForceChan(chanrec* Ptr,ucrec *a,userrec* user, int created);
chanrec::chanrec()
{
- strcpy(name,"");
- strcpy(custom_modes,"");
- strcpy(topic,"");
- strcpy(setby,"");
- strcpy(key,"");
+ *name = *topic = *setby = *key = 0;
created = topicset = limit = 0;
- topiclock = noexternal = inviteonly = moderated = secret = c_private = false;
+ internal_userlist.clear();
+ memset(&modes,0,64);
}
void chanrec::SetCustomMode(char mode,bool mode_on)
{
+ modes[mode-65] = mode_on;
+ if (!mode_on)
+ this->SetCustomModeParam(mode,"",false);
}
+
void chanrec::SetCustomModeParam(char mode,char* parameter,bool mode_on)
{
+ log(DEBUG,"SetCustomModeParam called");
+
+ CustomModeList::iterator n = custom_mode_params.find(mode);
+
+ if (mode_on)
+ {
+ if (n == custom_mode_params.end())
+ {
+ custom_mode_params[mode] = strdup(parameter);
+ log(DEBUG,"Custom mode parameter %c %s added",mode,parameter);
+ }
+ else
+ {
+ log(DEBUG, "Tried to set custom mode parameter for %c '%s' when it was already '%s'", mode, parameter, n->second);
+ }
+ }
+ else
+ {
+ if (n != custom_mode_params.end())
+ {
+ free(n->second);
+ custom_mode_params.erase(n);
+ }
+ }
+}
+
+bool chanrec::IsModeSet(char mode)
+{
+ return modes[mode-65];
+}
+
+std::string chanrec::GetModeParameter(char mode)
+{
+ if (mode == 'k')
+ {
+ return this->key;
+ }
+ else if (mode == 'l')
+ {
+ return ConvToStr(this->limit);
+ }
+ else
+ {
+ CustomModeList::iterator n = custom_mode_params.find(mode);
+ if (n != custom_mode_params.end())
+ {
+ return n->second;
+ }
+ return "";
+ }
+}
+
+long chanrec::GetUserCounter()
+{
+ return (this->internal_userlist.size());
+}
+
+void chanrec::AddUser(userrec* user)
+{
+ internal_userlist[user] = user;
+}
+
+unsigned long chanrec::DelUser(userrec* user)
+{
+ CUListIter a = internal_userlist.find(user);
+
+ if (a != internal_userlist.end())
+ {
+ internal_userlist.erase(a);
+ /* And tidy any others... */
+ DelOppedUser(user);
+ DelHalfoppedUser(user);
+ DelVoicedUser(user);
+ }
+
+ return internal_userlist.size();
+}
+
+bool chanrec::HasUser(userrec* user)
+{
+ return (internal_userlist.find(user) != internal_userlist.end());
+}
+
+void chanrec::AddOppedUser(userrec* user)
+{
+ internal_op_userlist[user] = user;
+}
+
+void chanrec::DelOppedUser(userrec* user)
+{
+ CUListIter a = internal_op_userlist.find(user);
+ if (a != internal_op_userlist.end())
+ {
+ internal_op_userlist.erase(a);
+ return;
+ }
+}
+
+void chanrec::AddHalfoppedUser(userrec* user)
+{
+ internal_halfop_userlist[user] = user;
+}
+
+void chanrec::DelHalfoppedUser(userrec* user)
+{
+ CUListIter a = internal_halfop_userlist.find(user);
+
+ if (a != internal_halfop_userlist.end())
+ {
+ internal_halfop_userlist.erase(a);
+ }
+}
+
+void chanrec::AddVoicedUser(userrec* user)
+{
+ internal_voice_userlist[user] = user;
+}
+
+void chanrec::DelVoicedUser(userrec* user)
+{
+ CUListIter a = internal_voice_userlist.find(user);
+
+ if (a != internal_voice_userlist.end())
+ {
+ internal_voice_userlist.erase(a);
+ }
+}
+
+CUList* chanrec::GetUsers()
+{
+ return &internal_userlist;
+}
+
+CUList* chanrec::GetOppedUsers()
+{
+ return &internal_op_userlist;
+}
+
+CUList* chanrec::GetHalfoppedUsers()
+{
+ return &internal_halfop_userlist;
+}
+
+CUList* chanrec::GetVoicedUsers()
+{
+ return &internal_voice_userlist;
+}
+
+/*
+ * add a channel to a user, creating the record for it if needed and linking
+ * it to the user record
+ */
+
+chanrec* add_channel(userrec *user, const char* cn, const char* key, bool override)
+{
+ if ((!user) || (!cn))
+ {
+ log(DEFAULT,"*** BUG *** add_channel was given an invalid parameter");
+ return 0;
+ }
+
+ int created = 0;
+ char cname[MAXBUF];
+ int MOD_RESULT = 0;
+ strlcpy(cname,cn,CHANMAX);
+ log(DEBUG,"cname='%s' cn='%s'",cname,cn);
+
+ log(DEBUG,"add_channel: %s %s",user->nick,cname);
+
+ chanrec* Ptr = FindChan(cname);
+
+ if (!Ptr)
+ {
+ if (user->fd > -1)
+ {
+ MOD_RESULT = 0;
+ FOREACH_RESULT(I_OnUserPreJoin,OnUserPreJoin(user,NULL,cname));
+ if (MOD_RESULT == 1)
+ return NULL;
+ }
+
+ /* create a new one */
+ chanlist[cname] = new chanrec();
+ strlcpy(chanlist[cname]->name, cname,CHANMAX);
+ chanlist[cname]->modes[CM_TOPICLOCK] = chanlist[cname]->modes[CM_NOEXTERNAL] = 1;
+ //chanlist[cname]->binarymodes = CM_TOPICLOCK | CM_NOEXTERNAL;
+ chanlist[cname]->created = TIME;
+ *chanlist[cname]->topic = 0;
+ strlcpy(chanlist[cname]->setby, user->nick,NICKMAX-1);
+ chanlist[cname]->topicset = 0;
+ Ptr = chanlist[cname];
+ log(DEBUG,"add_channel: created: %s",cname);
+ /*
+ * set created to 2 to indicate user
+ * is the first in the channel
+ * and should be given ops
+ */
+ created = 2;
+ }
+ else
+ {
+ /* Already on the channel */
+ if (Ptr->HasUser(user))
+ return NULL;
+
+ /*
+ * remote users are allowed us to bypass channel modes
+ * and bans (used by servers)
+ */
+ if (IS_LOCAL(user)) /* was a check on fd > -1 */
+ {
+ MOD_RESULT = 0;
+ FOREACH_RESULT(I_OnUserPreJoin,OnUserPreJoin(user,Ptr,cname));
+ if (MOD_RESULT == 1)
+ {
+ return NULL;
+ }
+ else if (MOD_RESULT == 0)
+ {
+ if (*Ptr->key)
+ {
+ MOD_RESULT = 0;
+ FOREACH_RESULT(I_OnCheckKey,OnCheckKey(user, Ptr, key ? key : ""));
+ if (!MOD_RESULT)
+ {
+ if (!key)
+ {
+ log(DEBUG,"add_channel: no key given in JOIN");
+ WriteServ(user->fd,"475 %s %s :Cannot join channel (Requires key)",user->nick, Ptr->name);
+ return NULL;
+ }
+ else
+ {
+ if (strcmp(key,Ptr->key))
+ {
+ log(DEBUG,"add_channel: bad key given in JOIN");
+ WriteServ(user->fd,"475 %s %s :Cannot join channel (Incorrect key)",user->nick, Ptr->name);
+ return NULL;
+ }
+ }
+ }
+ }
+ if (Ptr->modes[CM_INVITEONLY])
+ {
+ MOD_RESULT = 0;
+ irc::string xname(Ptr->name);
+ FOREACH_RESULT(I_OnCheckInvite,OnCheckInvite(user, Ptr));
+ if (!MOD_RESULT)
+ {
+ log(DEBUG,"add_channel: channel is +i");
+ if (user->IsInvited(xname))
+ {
+ /* user was invited to channel */
+ /* there may be an optional channel NOTICE here */
+ }
+ else
+ {
+ WriteServ(user->fd,"473 %s %s :Cannot join channel (Invite only)",user->nick, Ptr->name);
+ return NULL;
+ }
+ }
+ user->RemoveInvite(xname);
+ }
+ if (Ptr->limit)
+ {
+ MOD_RESULT = 0;
+ FOREACH_RESULT(I_OnCheckLimit,OnCheckLimit(user, Ptr));
+ if (!MOD_RESULT)
+ {
+ if (usercount(Ptr) >= Ptr->limit)
+ {
+ WriteServ(user->fd,"471 %s %s :Cannot join channel (Channel is full)",user->nick, Ptr->name);
+ return NULL;
+ }
+ }
+ }
+ if (Ptr->bans.size())
+ {
+ log(DEBUG,"add_channel: about to walk banlist");
+ MOD_RESULT = 0;
+ FOREACH_RESULT(I_OnCheckBan,OnCheckBan(user, Ptr));
+ if (!MOD_RESULT)
+ {
+ for (BanList::iterator i = Ptr->bans.begin(); i != Ptr->bans.end(); i++)
+ {
+ if ((match(user->GetFullHost(),i->data)) || (match(user->GetFullRealHost(),i->data)) || (match((char*)inet_ntoa(user->ip4),i->data)))
+ {
+ WriteServ(user->fd,"474 %s %s :Cannot join channel (You're banned)",user->nick, Ptr->name);
+ return NULL;
+ }
+ }
+ }
+ }
+ }
+ }
+ else
+ {
+ log(DEBUG,"Overridden checks");
+ }
+ created = 1;
+ }
+
+ log(DEBUG,"Passed channel checks");
+
+ for (UserChanList::const_iterator index = user->chans.begin(); index != user->chans.end(); index++)
+ {
+ if ((*index)->channel == NULL)
+ {
+ return ForceChan(Ptr, *index, user, created);
+ }
+ }
+
+ /*
+ * XXX: If the user is an oper here, we can just extend their user->chans vector by one
+ * and put the channel in here. Same for remote users which are not bound by
+ * the channel limits. Otherwise, nope, youre boned.
+ */
+ if (!IS_LOCAL(user)) /* was a check on fd < 0 */
+ {
+ ucrec* a = new ucrec();
+ chanrec* c = ForceChan(Ptr,a,user,created);
+ user->chans.push_back(a);
+ return c;
+ }
+ else if (*user->oper)
+ {
+ /* Oper allows extension up to the OPERMAXCHANS value */
+ if (user->chans.size() < OPERMAXCHANS)
+ {
+ ucrec* a = new ucrec();
+ chanrec* c = ForceChan(Ptr,a,user,created);
+ user->chans.push_back(a);
+ return c;
+ }
+ }
+
+ log(DEBUG,"add_channel: user channel max exceeded: %s %s",user->nick,cname);
+ WriteServ(user->fd,"405 %s %s :You are on too many channels",user->nick, cname);
+
+ if (created == 2)
+ {
+ log(DEBUG,"BLAMMO, Whacking channel.");
+ /* Things went seriously pear shaped, so take this away. bwahaha. */
+ chan_hash::iterator n = chanlist.find(cname);
+ if (n != chanlist.end())
+ {
+ Ptr->DelUser(user);
+ delete Ptr;
+ chanlist.erase(n);
+ for (unsigned int index =0; index < user->chans.size(); index++)
+ {
+ if (user->chans[index]->channel == Ptr)
+ {
+ user->chans[index]->channel = NULL;
+ user->chans[index]->uc_modes = 0;
+ }
+ }
+ }
+ }
+ return NULL;
+}
+
+chanrec* ForceChan(chanrec* Ptr,ucrec *a,userrec* user, int created)
+{
+ if (created == 2)
+ {
+ /* first user in is given ops */
+ a->uc_modes = UCMODE_OP;
+ Ptr->AddOppedUser(user);
+ }
+ else
+ {
+ a->uc_modes = 0;
+ }
+
+ a->channel = Ptr;
+ Ptr->AddUser(user);
+ WriteChannel(Ptr,user,"JOIN :%s",Ptr->name);
+
+ /* Major improvement by Brain - we dont need to be calculating all this pointlessly for remote users */
+ if (IS_LOCAL(user))
+ {
+ log(DEBUG,"Sent JOIN to client");
+ if (Ptr->topicset)
+ {
+ WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
+ WriteServ(user->fd,"333 %s %s %s %lu", user->nick, Ptr->name, Ptr->setby, (unsigned long)Ptr->topicset);
+ }
+ userlist(user,Ptr);
+ WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, Ptr->name);
+ }
+ FOREACH_MOD(I_OnUserJoin,OnUserJoin(user,Ptr));
+ return Ptr;
+}
+
+/*
+ *remove a channel from a users record, and remove the record from memory
+ * if the channel has become empty
+ */
+
+chanrec* del_channel(userrec *user, const char* cname, const char* reason, bool local)
+{
+ if ((!user) || (!cname))
+ {
+ log(DEFAULT,"*** BUG *** del_channel was given an invalid parameter");
+ return NULL;
+ }
+
+ chanrec* Ptr = FindChan(cname);
+
+ if (!Ptr)
+ return NULL;
+
+ log(DEBUG,"del_channel: removing: %s %s",user->nick,Ptr->name);
+
+ for (unsigned int i =0; i < user->chans.size(); i++)
+ {
+ /* zap it from the channel list of the user */
+ if (user->chans[i]->channel == Ptr)
+ {
+ if (reason)
+ {
+ FOREACH_MOD(I_OnUserPart,OnUserPart(user,Ptr,reason));
+ WriteChannel(Ptr,user,"PART %s :%s",Ptr->name, reason);
+ }
+ else
+ {
+ FOREACH_MOD(I_OnUserPart,OnUserPart(user,Ptr,""));
+ WriteChannel(Ptr,user,"PART :%s",Ptr->name);
+ }
+ user->chans[i]->uc_modes = 0;
+ user->chans[i]->channel = NULL;
+ log(DEBUG,"del_channel: unlinked: %s %s",user->nick,Ptr->name);
+ break;
+ }
+ }
+
+ Ptr->DelUser(user);
+
+ /* if there are no users left on the channel */
+ if (!usercount(Ptr))
+ {
+ chan_hash::iterator iter = chanlist.find(Ptr->name);
+
+ log(DEBUG,"del_channel: destroying channel: %s",Ptr->name);
+
+ /* kill the record */
+ if (iter != chanlist.end())
+ {
+ log(DEBUG,"del_channel: destroyed: %s",Ptr->name);
+ FOREACH_MOD(I_OnChannelDelete,OnChannelDelete(Ptr));
+ delete Ptr;
+ chanlist.erase(iter);
+ }
+ }
+
+ return NULL;
+}
+
+void server_kick_channel(userrec* user, chanrec* Ptr, char* reason, bool triggerevents)
+{
+ if ((!user) || (!Ptr) || (!reason))
+ {
+ return;
+ }
+
+ if (IS_LOCAL(user))
+ {
+ if (!Ptr->HasUser(user))
+ {
+ /* Not on channel */
+ return;
+ }
+ }
+
+ if (triggerevents)
+ {
+ FOREACH_MOD(I_OnUserKick,OnUserKick(NULL,user,Ptr,reason));
+ }
+
+ for (unsigned int i =0; i < user->chans.size(); i++)
+ {
+ if ((user->chans[i]->channel) && (user->chans[i]->channel == Ptr))
+ {
+ WriteChannelWithServ(Config->ServerName,Ptr,"KICK %s %s :%s",Ptr->name, user->nick, reason);
+ user->chans[i]->uc_modes = 0;
+ user->chans[i]->channel = NULL;
+ break;
+ }
+ }
+
+ Ptr->DelUser(user);
+
+ if (!usercount(Ptr))
+ {
+ chan_hash::iterator iter = chanlist.find(Ptr->name);
+ log(DEBUG,"del_channel: destroying channel: %s",Ptr->name);
+ /* kill the record */
+ if (iter != chanlist.end())
+ {
+ log(DEBUG,"del_channel: destroyed: %s",Ptr->name);
+ FOREACH_MOD(I_OnChannelDelete,OnChannelDelete(Ptr));
+ delete Ptr;
+ chanlist.erase(iter);
+ }
+ }
}
+void kick_channel(userrec *src,userrec *user, chanrec *Ptr, char* reason)
+{
+ if ((!src) || (!user) || (!Ptr) || (!reason))
+ {
+ log(DEFAULT,"*** BUG *** kick_channel was given an invalid parameter");
+ return;
+ }
+ log(DEBUG,"kick_channel: removing: %s %s %s",user->nick,Ptr->name,src->nick);
+ if (IS_LOCAL(src))
+ {
+ if (!Ptr->HasUser(user))
+ {
+ WriteServ(src->fd,"441 %s %s %s :They are not on that channel",src->nick, user->nick, Ptr->name);
+ return;
+ }
+ int MOD_RESULT = 0;
+
+ if (!is_uline(src->server))
+ {
+ MOD_RESULT = 0;
+ FOREACH_RESULT(I_OnUserPreKick,OnUserPreKick(src,user,Ptr,reason));
+ if (MOD_RESULT == 1)
+ return;
+ }
+ /* Set to -1 by OnUserPreKick if explicit allow was set */
+ if (MOD_RESULT != -1)
+ {
+ FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(src,user,Ptr,AC_KICK));
+ if ((MOD_RESULT == ACR_DENY) && (!is_uline(src->server)))
+ return;
+
+ if ((MOD_RESULT == ACR_DEFAULT) || (!is_uline(src->server)))
+ {
+ if ((cstatus(src,Ptr) < STATUS_HOP) || (cstatus(src,Ptr) < cstatus(user,Ptr)))
+ {
+ if (cstatus(src,Ptr) == STATUS_HOP)
+ {
+ WriteServ(src->fd,"482 %s %s :You must be a channel operator",src->nick, Ptr->name);
+ }
+ else
+ {
+ WriteServ(src->fd,"482 %s %s :You must be at least a half-operator",src->nick, Ptr->name);
+ }
+
+ return;
+ }
+ }
+ }
+ }
+
+ FOREACH_MOD(I_OnUserKick,OnUserKick(src,user,Ptr,reason));
+
+ for (UserChanList::const_iterator i = user->chans.begin(); i != user->chans.end(); i++)
+ {
+ /* zap it from the channel list of the user */
+ if ((*i)->channel && ((*i)->channel == Ptr))
+ {
+ WriteChannel(Ptr,src,"KICK %s %s :%s",Ptr->name, user->nick, reason);
+ (*i)->uc_modes = 0;
+ (*i)->channel = NULL;
+ log(DEBUG,"del_channel: unlinked: %s %s",user->nick,Ptr->name);
+ break;
+ }
+ }
+
+ if (!Ptr->DelUser(user))
+ /* if there are no users left on the channel */
+ {
+ chan_hash::iterator iter = chanlist.find(Ptr->name);
+
+ log(DEBUG,"del_channel: destroying channel: %s",Ptr->name);
+
+ /* kill the record */
+ if (iter != chanlist.end())
+ {
+ log(DEBUG,"del_channel: destroyed: %s",Ptr->name);
+ FOREACH_MOD(I_OnChannelDelete,OnChannelDelete(Ptr));
+ delete Ptr;
+ chanlist.erase(iter);
+ }
+ }
+}