* ---------------------------------------------------
*/
-/* $Core: libIRCDchannels */
+/* $Core */
#include "inspircd.h"
-#include <stdarg.h>
-#include "wildcard.h"
+#include <cstdarg>
#include "mode.h"
Channel::Channel(InspIRCd* Instance, const std::string &cname, time_t ts) : ServerInstance(Instance)
this->created = ts ? ts : ServerInstance->Time();
this->age = this->created;
-
- maxbans = topicset = limit = 0;
- memset(&modes, 0, 64);
+ maxbans = topicset = 0;
+ modes.reset();
}
void Channel::SetMode(char mode,bool mode_on)
void Channel::SetModeParam(char mode,const char* parameter,bool mode_on)
{
- CustomModeList::iterator n = custom_mode_params.find(mode);
+ CustomModeList::iterator n = custom_mode_params.find(mode);
if (mode_on)
{
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))
+ {
+ 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
{
- 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;
+ 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()
unsigned long Channel::DelUser(User* user)
{
CUListIter a = internal_userlist.find(user);
-
+
if (a != internal_userlist.end())
{
internal_userlist.erase(a);
DelHalfoppedUser(user);
DelVoicedUser(user);
}
-
+
return internal_userlist.size();
}
CUListIter a = internal_halfop_userlist.find(user);
if (a != internal_halfop_userlist.end())
- {
+ {
internal_halfop_userlist.erase(a);
}
}
void Channel::DelVoicedUser(User* user)
{
CUListIter a = internal_voice_userlist.find(user);
-
+
if (a != internal_voice_userlist.end())
{
internal_voice_userlist.erase(a);
}
}
-/*
+/*
* add a channel to a user, creating the record for it if needed and linking
- * it to the user record
+ * it to the user record
*/
Channel* Channel::JoinUser(InspIRCd* Instance, User *user, const char* cn, bool override, const char* key, bool bursting, time_t TS)
{
*/
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())
+ if (user->chans.size() >= user->MyClass->GetMaxChans())
{
- 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;
}
}
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;
}
}
}
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))
+ if (Ptr->IsBanned(user) && !can_bypass)
{
- user->WriteNumeric(474, "%s %s :Cannot join channel (You're banned)",user->nick.c_str(), Ptr->name.c_str());
+ 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());
+ }
}
}
}
}
Channel* Channel::ForceChan(InspIRCd* Instance, Channel* Ptr, User* user, const std::string &privs, bool bursting)
-{
+{
std::string nick = user->nick;
bool silent = false;
{
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);
}
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++)
{
- /* 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)))
+ 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
{
return true;
}
return false;
}
-bool Channel::IsExtBanned(User *user, char type)
+bool Channel::IsExtBanned(const std::string &str, char type)
{
- // XXX. do we need events?
- char mask[MAXBUF];
+ int MOD_RESULT = 0;
+ FOREACH_RESULT(I_OnCheckStringExtBan, OnCheckStringExtBan(str, this, type));
+
+ if (MOD_RESULT == -1)
+ return true;
+ else if (MOD_RESULT == 0)
+ {
+ for (BanList::iterator i = this->bans.begin(); i != this->bans.end(); i++)
+ {
+ if (i->data[0] != type || i->data[1] != ':')
+ continue;
- snprintf(mask, MAXBUF, "%s!%s@%s", user->nick.c_str(), user->ident.c_str(), user->GetIPString());
+ // Iterate past char and : to get to the mask without doing a data copy(!)
+ 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 (InspIRCd::Match(str, maskptr, NULL))
+ return true;
+ }
+ }
+
+ return false;
+}
+
+bool Channel::IsExtBanned(User *user, char type)
+{
+ int MOD_RESULT = 0;
+ FOREACH_RESULT(I_OnCheckExtBan, OnCheckExtBan(user, this, type));
- for (BanList::iterator i = this->bans.begin(); i != this->bans.end(); i++)
+ if (MOD_RESULT == -1)
+ return true;
+ else if (MOD_RESULT == 0)
{
- if (i->data[0] != type || i->data[1] != ':')
- continue;
+ char mask[MAXBUF];
+ snprintf(mask, MAXBUF, "%s!%s@%s", user->nick.c_str(), user->ident.c_str(), user->GetIPString());
- // Iterate past char and : to get to the mask without doing a data copy(!)
- std::string maskptr = i->data.substr(2);
+ // XXX: we should probably hook cloaked hosts in here somehow too..
+ if (this->IsExtBanned(mask, type))
+ return true;
- /* This allows CIDR ban matching
- *
- * Full masked host Full unmasked host IP with/without CIDR
- */
- if ((match(user->GetFullHost(), maskptr)) || (match(user->GetFullRealHost(), maskptr)) || (match(mask, maskptr, true)))
- {
+ if (this->IsExtBanned(user->GetFullHost(), type))
+ return true;
+
+ if (this->IsExtBanned(user->GetFullRealHost(), type))
return true;
- }
}
return false;
* 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.
*/
-long Channel::PartUser(User *user, const char* reason)
+long Channel::PartUser(User *user, std::string &reason)
{
bool silent = false;
UCListIter i = user->chans.find(this);
if (i != user->chans.end())
{
- FOREACH_MOD(I_OnUserPart,OnUserPart(user, this, reason ? reason : "", silent));
+ FOREACH_MOD(I_OnUserPart,OnUserPart(user, this, reason, silent));
if (!silent)
- this->WriteChannel(user, "PART %s%s%s", this->name.c_str(), reason ? " :" : "", reason ? reason : "");
+ this->WriteChannel(user, "PART %s%s%s", this->name.c_str(), reason.empty() ? "" : " :", reason.c_str());
user->chans.erase(i);
this->RemoveAllPrefixes(user);
{
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;
FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(src,user,this,AC_KICK));
if ((MOD_RESULT == ACR_DENY) && (!ServerInstance->ULine(src->server)))
return this->GetUserCounter();
-
+
if ((MOD_RESULT == ACR_DEFAULT) || (!ServerInstance->ULine(src->server)))
{
int them = this->GetStatus(src);
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 (call_modules)
{
FOREACH_MOD(I_OnNamesListItem, OnNamesListItem(user, i->first, this, prefixlist, nick));
-
+
/* Nick was nuked, a module wants us to skip it */
if (nick.empty())
continue;
}
-
+
size_t ptrlen = 0;
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;
const char* Channel::GetPrefixChar(User *user)
{
static char pf[2] = {0, 0};
-
+
prefixlist::iterator n = prefixes.find(user);
if (n != prefixes.end())
{