* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
- * InspIRCd: (C) 2002-2008 InspIRCd Development Team
- * See: http://www.inspircd.org/wiki/index.php/Credits
+ * InspIRCd: (C) 2002-2009 InspIRCd Development Team
+ * See: http://wiki.inspircd.org/Credits
*
* This program is free but copyrighted software; see
* the file COPYING for details.
* ---------------------------------------------------
*/
-/* $Core: libIRCDchannels */
+/* $Core */
#include "inspircd.h"
#include <cstdarg>
-#include "wildcard.h"
#include "mode.h"
Channel::Channel(InspIRCd* Instance, const std::string &cname, time_t ts) : ServerInstance(Instance)
(*(ServerInstance->chanlist))[cname.c_str()] = this;
this->name.assign(cname, 0, ServerInstance->Config->Limits.ChanMax);
- this->created = ts ? ts : ServerInstance->Time();
- this->age = this->created;
+ this->age = ts ? ts : ServerInstance->Time();
-
- maxbans = topicset = limit = 0;
- memset(&modes, 0, 64);
+ maxbans = topicset = 0;
+ modes.reset();
}
void Channel::SetMode(char mode,bool mode_on)
{
modes[mode-65] = mode_on;
- if (!mode_on)
- this->SetModeParam(mode,"",false);
}
-
-void Channel::SetModeParam(char mode,const char* parameter,bool mode_on)
+void Channel::SetModeParam(char mode, std::string parameter)
{
CustomModeList::iterator n = custom_mode_params.find(mode);
-
- if (mode_on)
+ // always erase, even if changing, so that the map gets the new value
+ if (n != custom_mode_params.end())
+ custom_mode_params.erase(n);
+ if (parameter.empty())
{
- if (n == custom_mode_params.end())
- custom_mode_params[mode] = strdup(parameter);
+ modes[mode-65] = false;
}
else
{
- if (n != custom_mode_params.end())
- {
- free(n->second);
- custom_mode_params.erase(n);
- }
+ custom_mode_params[mode] = parameter;
+ modes[mode-65] = true;
}
}
std::string Channel::GetModeParameter(char mode)
{
- switch (mode)
+ CustomModeList::iterator n = custom_mode_params.find(mode);
+ if (n != custom_mode_params.end())
+ return n->second;
+ return "";
+}
+
+int Channel::SetTopic(User *u, std::string &ntopic, bool forceset)
+{
+ if (u && IS_LOCAL(u))
{
- case 'k':
- return this->key;
- case 'l':
- return ConvToStr(this->limit);
- default:
- CustomModeList::iterator n = custom_mode_params.find(mode);
- if (n != custom_mode_params.end())
- return n->second;
- return "";
- break;
+ if(!forceset)
+ {
+ int MOD_RESULT = 0;
+ /* 0: check status, 1: don't, -1: disallow change silently */
+
+ FOREACH_RESULT(I_OnLocalTopicChange,OnLocalTopicChange(u,this,ntopic));
+
+ if (MOD_RESULT == 1)
+ return CMD_FAILURE;
+ else if (MOD_RESULT == 0)
+ {
+ if (!this->HasUser(u))
+ {
+ u->WriteNumeric(442, "%s %s :You're not on that channel!",u->nick.c_str(), this->name.c_str());
+ return CMD_FAILURE;
+ }
+ if ((this->IsModeSet('t')) && (this->GetStatus(u) < STATUS_HOP))
+ {
+ u->WriteNumeric(482, "%s %s :You must be at least a half-operator to change the topic on this channel", u->nick.c_str(), this->name.c_str());
+ return CMD_FAILURE;
+ }
+ }
+ }
+ }
+
+ this->topic.assign(ntopic, 0, ServerInstance->Config->Limits.MaxTopic);
+ if (u)
+ {
+ this->setby.assign(ServerInstance->Config->FullHostInTopic ? u->GetFullHost() : u->nick, 0, 128);
+ this->WriteChannel(u, "TOPIC %s :%s", this->name.c_str(), this->topic.c_str());
}
+ else
+ {
+ this->setby.assign(ServerInstance->Config->ServerName);
+ this->WriteChannelWithServ(ServerInstance->Config->ServerName, "TOPIC %s :%s", this->name.c_str(), this->topic.c_str());
+ }
+
+ this->topicset = ServerInstance->Time();
+
+ if (u && IS_LOCAL(u))
+ {
+ FOREACH_MOD(I_OnPostLocalTopicChange,OnPostLocalTopicChange(u, this, this->topic));
+ }
+
+ return CMD_SUCCESS;
}
long Channel::GetUserCounter()
*/
Channel* Channel::JoinUser(InspIRCd* Instance, User *user, const char* cn, bool override, const char* key, bool bursting, time_t TS)
{
- if (!user || !cn)
+ // Fix: unregistered users could be joined using /SAJOIN
+ if (!user || !cn || user->registered != REG_ALL)
return NULL;
char cname[MAXBUF];
*/
if (IS_LOCAL(user) && !override)
{
- if (user->GetMaxChans())
+ // Checking MyClass exists because we *may* get here with NULL, not 100% sure.
+ if (user->MyClass && user->MyClass->GetMaxChans())
{
- if (user->chans.size() >= user->GetMaxChans())
- {
- user->WriteNumeric(405, "%s %s :You are on too many channels",user->nick.c_str(), cn);
- return NULL;
- }
- }
- else
- {
- if (IS_OPER(user))
+ if (user->HasPrivPermission("channels/high-join-limit"))
{
if (user->chans.size() >= Instance->Config->OperMaxChans)
{
- user->WriteNumeric(405, "%s %s :You are on too many channels",user->nick.c_str(), cn);
+ user->WriteNumeric(ERR_TOOMANYCHANNELS, "%s %s :You are on too many channels",user->nick.c_str(), cn);
return NULL;
}
}
{
if (user->chans.size() >= Instance->Config->MaxChans)
{
- user->WriteNumeric(405, "%s %s :You are on too many channels",user->nick.c_str(), cn);
+ user->WriteNumeric(ERR_TOOMANYCHANNELS, "%s %s :You are on too many channels",user->nick.c_str(), cn);
return NULL;
}
}
strlcpy(cname, cn, Instance->Config->Limits.ChanMax);
Ptr = Instance->FindChan(cname);
+ bool created_by_local = false;
if (!Ptr)
{
else
{
privs = "@";
+ created_by_local = true;
}
if (IS_LOCAL(user) && override == false)
}
else if (MOD_RESULT == 0)
{
- if (!Ptr->key.empty())
+ std::string ckey = Ptr->GetModeParameter('k');
+ bool invited = user->IsInvited(Ptr->name.c_str());
+ bool can_bypass = Instance->Config->InvBypassModes && invited;
+
+ if (!ckey.empty())
{
MOD_RESULT = 0;
- FOREACH_RESULT_I(Instance,I_OnCheckKey,OnCheckKey(user, Ptr, key ? key : ""));
+ FOREACH_RESULT_I(Instance, I_OnCheckKey, OnCheckKey(user, Ptr, key ? key : ""));
if (!MOD_RESULT)
{
- if ((!key) || Ptr->key == key)
+ // If no key provided, or key is not the right one, and can't bypass +k (not invited or option not enabled)
+ if ((!key || ckey != key) && !can_bypass)
{
- user->WriteNumeric(475, "%s %s :Cannot join channel (Incorrect channel key)",user->nick.c_str(), Ptr->name.c_str());
+ user->WriteNumeric(ERR_BADCHANNELKEY, "%s %s :Cannot join channel (Incorrect channel key)",user->nick.c_str(), Ptr->name.c_str());
return NULL;
}
}
}
+
if (Ptr->IsModeSet('i'))
{
MOD_RESULT = 0;
FOREACH_RESULT_I(Instance,I_OnCheckInvite,OnCheckInvite(user, Ptr));
if (!MOD_RESULT)
{
- if (!user->IsInvited(Ptr->name.c_str()))
+ if (!invited)
{
- user->WriteNumeric(473, "%s %s :Cannot join channel (Invite only)",user->nick.c_str(), Ptr->name.c_str());
+ user->WriteNumeric(ERR_INVITEONLYCHAN, "%s %s :Cannot join channel (Invite only)",user->nick.c_str(), Ptr->name.c_str());
return NULL;
}
}
- user->RemoveInvite(Ptr->name.c_str());
}
- if (Ptr->limit)
+
+ std::string limit = Ptr->GetModeParameter('l');
+ if (!limit.empty())
{
MOD_RESULT = 0;
- FOREACH_RESULT_I(Instance,I_OnCheckLimit,OnCheckLimit(user, Ptr));
+ FOREACH_RESULT_I(Instance, I_OnCheckLimit, OnCheckLimit(user, Ptr));
if (!MOD_RESULT)
{
- if (Ptr->GetUserCounter() >= Ptr->limit)
+ long llimit = atol(limit.c_str());
+ if (Ptr->GetUserCounter() >= llimit && !can_bypass)
{
- user->WriteNumeric(471, "%s %s :Cannot join channel (Channel is full)",user->nick.c_str(), Ptr->name.c_str());
+ user->WriteNumeric(ERR_CHANNELISFULL, "%s %s :Cannot join channel (Channel is full)",user->nick.c_str(), Ptr->name.c_str());
return NULL;
}
}
}
- if (Ptr->bans.size())
+
+ if (Ptr->IsBanned(user) && !can_bypass)
{
- if (Ptr->IsBanned(user))
- {
- user->WriteNumeric(474, "%s %s :Cannot join channel (You're banned)",user->nick.c_str(), Ptr->name.c_str());
- return NULL;
- }
+ user->WriteNumeric(ERR_BANNEDFROMCHAN, "%s %s :Cannot join channel (You're banned)",user->nick.c_str(), Ptr->name.c_str());
+ return NULL;
+ }
+
+ /*
+ * If the user has invites for this channel, remove them now
+ * after a successful join so they don't build up.
+ */
+ if (invited)
+ {
+ user->RemoveInvite(Ptr->name.c_str());
}
}
}
}
- /* As spotted by jilles, dont bother to set this on remote users */
- if (IS_LOCAL(user) && Ptr->GetUserCounter() == 0)
+ if (created_by_local)
+ {
+ /* As spotted by jilles, dont bother to set this on remote users */
Ptr->SetDefaultModes();
+ }
return Channel::ForceChan(Instance, Ptr, user, privs, bursting);
}
{
if (Ptr->topicset)
{
- user->WriteNumeric(332, "%s %s :%s", user->nick.c_str(), Ptr->name.c_str(), Ptr->topic.c_str());
- user->WriteNumeric(333, "%s %s %s %lu", user->nick.c_str(), Ptr->name.c_str(), Ptr->setby.c_str(), (unsigned long)Ptr->topicset);
+ user->WriteNumeric(RPL_TOPIC, "%s %s :%s", user->nick.c_str(), Ptr->name.c_str(), Ptr->topic.c_str());
+ user->WriteNumeric(RPL_TOPICTIME, "%s %s %s %lu", user->nick.c_str(), Ptr->name.c_str(), Ptr->setby.c_str(), (unsigned long)Ptr->topicset);
}
Ptr->UserList(user);
}
bool Channel::IsBanned(User* user)
{
- char mask[MAXBUF];
- int MOD_RESULT = 0;
- FOREACH_RESULT(I_OnCheckBan,OnCheckBan(user, this));
+ int result = 0;
+ FOREACH_RESULT_MAP(I_OnCheckBan, OnCheckBan(user, this),
+ result = banmatch_reduce(result, MOD_RESULT);
+ );
+
+ if (result)
+ return (result < 0);
- if (MOD_RESULT == -1)
- return true;
- else if (MOD_RESULT == 0)
+ char mask[MAXBUF];
+ snprintf(mask, MAXBUF, "%s!%s@%s", user->nick.c_str(), user->ident.c_str(), user->GetIPString());
+ for (BanList::iterator i = this->bans.begin(); i != this->bans.end(); i++)
{
- snprintf(mask, MAXBUF, "%s!%s@%s", user->nick.c_str(), user->ident.c_str(), user->GetIPString());
- for (BanList::iterator i = this->bans.begin(); i != this->bans.end(); i++)
+ if ((InspIRCd::Match(user->GetFullHost(),i->data, NULL)) || // host
+ (InspIRCd::Match(user->GetFullRealHost(),i->data, NULL)) || // uncloaked host
+ (InspIRCd::MatchCIDR(mask, i->data, NULL))) // ip
{
- /* This allows CIDR ban matching
- *
- * Full masked host Full unmasked host IP with/without CIDR
- */
- if ((match(user->GetFullHost(),i->data)) || (match(user->GetFullRealHost(),i->data)) || (match(mask, i->data, true)))
- {
- return true;
- }
+ return true;
}
}
return false;
}
-bool Channel::IsExtBanned(const std::string &str, char type)
+int Channel::GetExtBanStatus(const std::string &str, char type)
{
- int MOD_RESULT = 0;
- FOREACH_RESULT(I_OnCheckStringExtBan, OnCheckStringExtBan(str, this, type));
+ int result = 0;
+ FOREACH_RESULT_MAP(I_OnCheckStringExtBan, OnCheckStringExtBan(str, this, type),
+ result = banmatch_reduce(result, MOD_RESULT);
+ );
- if (MOD_RESULT == -1)
- return true;
- else if (MOD_RESULT == 0)
+ if (result)
+ return result;
+
+ // nobody decided for us, check the ban list
+ for (BanList::iterator i = this->bans.begin(); i != this->bans.end(); i++)
{
- for (BanList::iterator i = this->bans.begin(); i != this->bans.end(); i++)
- {
- if (i->data[0] != type || i->data[1] != ':')
- continue;
+ if (i->data[0] != type || i->data[1] != ':')
+ continue;
- // Iterate past char and : to get to the mask without doing a data copy(!)
- std::string maskptr = i->data.substr(2);
+ std::string maskptr = i->data.substr(2);
+ ServerInstance->Logs->Log("EXTBANS", DEBUG, "Checking %s against %s, type is %c", str.c_str(), maskptr.c_str(), type);
- if (match(str, maskptr))
- return true;
- }
+ if (InspIRCd::Match(str, maskptr, NULL))
+ return -1;
}
- return false;
+ return 0;
}
-bool Channel::IsExtBanned(User *user, char type)
+int Channel::GetExtBanStatus(User *user, char type)
{
- int MOD_RESULT = 0;
- FOREACH_RESULT(I_OnCheckExtBan, OnCheckExtBan(user, this, type));
-
- if (MOD_RESULT == -1)
- return true;
- else if (MOD_RESULT == 0)
- {
- char mask[MAXBUF];
- snprintf(mask, MAXBUF, "%s!%s@%s", user->nick.c_str(), user->ident.c_str(), user->GetIPString());
+ int result = 0;
+ FOREACH_RESULT_MAP(I_OnCheckExtBan, OnCheckExtBan(user, this, type),
+ result = banmatch_reduce(result, MOD_RESULT);
+ );
- // XXX: we should probably hook cloaked hosts in here somehow too..
- if (this->IsExtBanned(mask, type))
- return true;
+ if (result)
+ return result;
- if (this->IsExtBanned(user->GetFullHost(), type))
- return true;
-
- if (this->IsExtBanned(user->GetFullRealHost(), type))
- return true;
- }
-
- return false;
+ char mask[MAXBUF];
+ int rv = 0;
+ snprintf(mask, MAXBUF, "%s!%s@%s", user->nick.c_str(), user->ident.c_str(), user->GetIPString());
+
+ // XXX: we should probably hook cloaked hosts in here somehow too..
+ rv = banmatch_reduce(rv, this->GetExtBanStatus(mask, type));
+ rv = banmatch_reduce(rv, this->GetExtBanStatus(user->GetFullHost(), type));
+ rv = banmatch_reduce(rv, this->GetExtBanStatus(user->GetFullRealHost(), type));
+ return rv;
}
/* Channel::PartUser
* remove a channel from a users record, and return the number of users left.
* Therefore, if this function returns 0 the caller should delete the Channel.
- *
- * XXX: bleh, string copy of reason, fixme! -- w00t
*/
long Channel::PartUser(User *user, std::string &reason)
{
FOREACH_MOD(I_OnUserPart,OnUserPart(user, this, reason, silent));
if (!silent)
- this->WriteChannel(user, "PART %s%s%s", this->name.c_str(), reason.empty() ? "" : ":", reason.c_str());
+ this->WriteChannel(user, "PART %s%s%s", this->name.c_str(), reason.empty() ? "" : " :", reason.c_str());
user->chans.erase(i);
this->RemoveAllPrefixes(user);
return this->GetUserCounter();
}
-long Channel::ServerKickUser(User* user, const char* reason, bool triggerevents, const char* servername)
+long Channel::ServerKickUser(User* user, const char* reason, const char* servername)
{
- bool silent = false;
-
- if (!user || !reason)
- return this->GetUserCounter();
-
- if (IS_LOCAL(user))
- {
- if (!this->HasUser(user))
- {
- /* Not on channel */
- return this->GetUserCounter();
- }
- }
-
if (servername == NULL || *ServerInstance->Config->HideWhoisServer)
servername = ServerInstance->Config->ServerName;
- if (triggerevents)
- {
- FOREACH_MOD(I_OnUserKick,OnUserKick(NULL, user, this, reason, silent));
- }
-
- UCListIter i = user->chans.find(this);
- if (i != user->chans.end())
- {
- if (!silent)
- this->WriteChannelWithServ(servername, "KICK %s %s :%s", this->name.c_str(), user->nick.c_str(), reason);
-
- user->chans.erase(i);
- this->RemoveAllPrefixes(user);
- }
-
- if (!this->DelUser(user))
- {
- chan_hash::iterator iter = ServerInstance->chanlist->find(this->name);
- /* kill the record */
- if (iter != ServerInstance->chanlist->end())
- {
- int MOD_RESULT = 0;
- FOREACH_RESULT_I(ServerInstance,I_OnChannelPreDelete, OnChannelPreDelete(this));
- if (MOD_RESULT == 1)
- return 1; // delete halted by module
- FOREACH_MOD(I_OnChannelDelete, OnChannelDelete(this));
- ServerInstance->chanlist->erase(iter);
- }
- return 0;
- }
-
- return this->GetUserCounter();
+ ServerInstance->FakeClient->server = servername;
+ return this->KickUser(ServerInstance->FakeClient, user, reason);
}
long Channel::KickUser(User *src, User *user, const char* reason)
{
if (!this->HasUser(user))
{
- src->WriteNumeric(441, "%s %s %s :They are not on that channel",src->nick.c_str(), user->nick.c_str(), this->name.c_str());
+ src->WriteNumeric(ERR_USERNOTINCHANNEL, "%s %s %s :They are not on that channel",src->nick.c_str(), user->nick.c_str(), this->name.c_str());
return this->GetUserCounter();
}
if ((ServerInstance->ULine(user->server)) && (!ServerInstance->ULine(src->server)))
{
- src->WriteNumeric(482, "%s %s :Only a u-line may kick a u-line from a channel.",src->nick.c_str(), this->name.c_str());
+ src->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :Only a u-line may kick a u-line from a channel.",src->nick.c_str(), this->name.c_str());
return this->GetUserCounter();
}
int MOD_RESULT = 0;
int us = this->GetStatus(user);
if ((them < STATUS_HOP) || (them < us))
{
- src->WriteNumeric(482, "%s %s :You must be a channel %soperator",src->nick.c_str(), this->name.c_str(), them == STATUS_HOP ? "" : "half-");
+ src->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :You must be a channel %soperator",src->nick.c_str(), this->name.c_str(), them == STATUS_HOP ? "" : "half-");
return this->GetUserCounter();
}
}
switch (n)
{
case CM_KEY:
- extparam = (showkey ? this->key : "<key>");
- break;
- case CM_LIMIT:
- extparam = ConvToStr(this->limit);
- break;
+ // Unfortunately this must be special-cased, as we definitely don't want to always display key.
+ if (showkey)
+ {
+ extparam = this->GetModeParameter('k');
+ }
+ else
+ {
+ extparam = "<key>";
+ }
+ break;
case CM_NOEXTERNAL:
case CM_TOPICLOCK:
case CM_INVITEONLY:
{
if ((this->IsModeSet('s')) && (!this->HasUser(user)))
{
- user->WriteNumeric(401, "%s %s :No such nick/channel",user->nick.c_str(), this->name.c_str());
+ user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel",user->nick.c_str(), this->name.c_str());
return;
}
}
if (curlen + prefixlist.length() + nick.length() + 1 > 480)
{
/* list overflowed into multiple numerics */
- user->WriteServ(std::string(list));
+ user->WriteNumeric(RPL_NAMREPLY, std::string(list));
/* reset our lengths */
dlen = curlen = snprintf(list,MAXBUF,"%s %c %s :", user->nick.c_str(), this->IsModeSet('s') ? '@' : this->IsModeSet('p') ? '*' : '=', this->name.c_str());
/* if whats left in the list isnt empty, send it */
if (numusers)
{
- user->WriteNumeric(353,std::string(list));
+ user->WriteNumeric(RPL_NAMREPLY, std::string(list));
}
- user->WriteNumeric(366, "%s %s :End of /NAMES list.", user->nick.c_str(), this->name.c_str());
+ user->WriteNumeric(RPL_ENDOFNAMES, "%s %s :End of /NAMES list.", user->nick.c_str(), this->name.c_str());
}
long Channel::GetMaxBans()
/* If there isnt one, we have to do some O(n) hax to find it the first time. (ick) */
for (std::map<std::string,int>::iterator n = ServerInstance->Config->maxbans.begin(); n != ServerInstance->Config->maxbans.end(); n++)
{
- if (match(this->name,n->first))
+ if (InspIRCd::Match(this->name, n->first, NULL))
{
this->maxbans = n->second;
return n->second;
prefixes.erase(n);
}
}
-