-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
*
- * InspIRCd: (C) 2002-2009 InspIRCd Development Team
- * See: http://wiki.inspircd.org/Credits
+ * Copyright (C) 2012 Shawn Smith <shawn@inspircd.org>
+ * Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
+ * Copyright (C) 2007, 2009 Dennis Friis <peavey@inspircd.org>
+ * Copyright (C) 2006-2008 Robin Burchell <robin+git@viroteck.net>
+ * Copyright (C) 2008 Thomas Stagner <aquanight@inspircd.org>
+ * Copyright (C) 2004-2008 Craig Edwards <craigedwards@brainbox.cc>
+ * Copyright (C) 2006 Oliver Lupton <oliverlupton@gmail.com>
*
- * This program is free but copyrighted software; see
- * the file COPYING for details.
+ * 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/>.
*/
-/* $Core */
#include "inspircd.h"
-#include "inspstring.h"
-
-/* +s (secret) */
-#include "modes/cmode_s.h"
-/* +p (private) */
-#include "modes/cmode_p.h"
-/* +b (bans) */
-#include "modes/cmode_b.h"
-/* +m (moderated) */
-#include "modes/cmode_m.h"
-/* +t (only (half) ops can change topic) */
-#include "modes/cmode_t.h"
-/* +n (no external messages) */
-#include "modes/cmode_n.h"
-/* +i (invite only) */
-#include "modes/cmode_i.h"
-/* +k (keyed channel) */
-#include "modes/cmode_k.h"
-/* +l (channel user limit) */
-#include "modes/cmode_l.h"
-/* +o (channel op) */
-#include "modes/cmode_o.h"
-/* +h (channel halfop) */
-#include "modes/cmode_h.h"
-/* +v (channel voice) */
-#include "modes/cmode_v.h"
-/* +w (see wallops) */
-#include "modes/umode_w.h"
-/* +i (invisible) */
-#include "modes/umode_i.h"
-/* +o (operator) */
-#include "modes/umode_o.h"
-/* +s (server notice masks) */
-#include "modes/umode_s.h"
-
-ModeHandler::ModeHandler(InspIRCd* Instance, Module* Creator, char modeletter, int parameters_on, int parameters_off, bool listmode, ModeType type, bool operonly, char mprefix, char prefixrequired, TranslateType translate)
- : ServerInstance(Instance), mode(modeletter), n_params_on(parameters_on), n_params_off(parameters_off), list(listmode), m_type(type), m_paramtype(translate), oper(operonly), prefix(mprefix), count(0), prefixneeded(prefixrequired), creator(Creator)
-{
-}
-
-ModeHandler::~ModeHandler()
-{
-}
-
-bool ModeHandler::IsListMode()
-{
- return list;
-}
-
-char ModeHandler::GetNeededPrefix()
-{
- if (prefixneeded == '%' && !ServerInstance->Config->AllowHalfop)
- return '@';
- return prefixneeded;
-}
-
-void ModeHandler::SetNeededPrefix(char needsprefix)
-{
- prefixneeded = needsprefix;
-}
-
-unsigned int ModeHandler::GetPrefixRank()
-{
- return 0;
-}
-
-unsigned int ModeHandler::GetCount()
-{
- return 0;
-}
-
-void ModeHandler::ChangeCount(int modifier)
-{
- count += modifier;
- ServerInstance->Logs->Log("MODE", DEBUG,"Change count for mode %c is now %d", mode, count);
-}
-
-ModeType ModeHandler::GetModeType()
-{
- return m_type;
-}
-TranslateType ModeHandler::GetTranslateType()
+ModeHandler::ModeHandler(Module* Creator, const std::string& Name, char modeletter, ParamSpec Params, ModeType type, Class mclass)
+ : ServiceProvider(Creator, Name, SERVICE_MODE)
+ , modeid(ModeParser::MODEID_MAX)
+ , parameters_taken(Params)
+ , mode(modeletter)
+ , oper(false)
+ , list(false)
+ , m_type(type)
+ , type_id(mclass)
+ , ranktoset(HALFOP_VALUE)
+ , ranktounset(HALFOP_VALUE)
{
- return m_paramtype;
}
-bool ModeHandler::NeedsOper()
+CullResult ModeHandler::cull()
{
- return oper;
+ if (ServerInstance)
+ ServerInstance->Modes->DelMode(this);
+ return classbase::cull();
}
-char ModeHandler::GetPrefix()
+ModeHandler::~ModeHandler()
{
- return prefix;
}
-int ModeHandler::GetNumParams(bool adding)
+bool ModeHandler::NeedsParam(bool adding) const
{
- return adding ? n_params_on : n_params_off;
+ switch (parameters_taken)
+ {
+ case PARAM_ALWAYS:
+ return true;
+ case PARAM_SETONLY:
+ return adding;
+ case PARAM_NONE:
+ break;
+ }
+ return false;
}
-char ModeHandler::GetModeChar()
+std::string ModeHandler::GetUserParameter(const User* user) const
{
- return mode;
+ return "";
}
-std::string ModeHandler::GetUserParameter(User* user)
+ModResult ModeHandler::AccessCheck(User*, Channel*, std::string &, bool)
{
- return "";
+ return MOD_RES_PASSTHRU;
}
ModeAction ModeHandler::OnModeChange(User*, User*, Channel*, std::string&, bool)
return MODEACTION_DENY;
}
-ModePair ModeHandler::ModeSet(User*, User* dest, Channel* channel, const std::string&)
-{
- if (dest)
- {
- return std::make_pair(dest->IsModeSet(this->mode), "");
- }
- else
- {
- return std::make_pair(channel->IsModeSet(this->mode), "");
- }
-}
-
void ModeHandler::DisplayList(User*, Channel*)
{
}
void ModeHandler::OnParameterMissing(User* user, User* dest, Channel* channel)
{
+ const std::string message = InspIRCd::Format("You must specify a parameter for the %s mode", name.c_str());
+ if (channel)
+ user->WriteNumeric(Numerics::InvalidModeParameter(channel, this, "*", message));
+ else
+ user->WriteNumeric(Numerics::InvalidModeParameter(dest, this, "*", message));
}
-bool ModeHandler::CheckTimeStamp(std::string& theirs, const std::string& ours, Channel*)
+bool ModeHandler::ResolveModeConflict(std::string& theirs, const std::string& ours, Channel*)
{
return (theirs < ours);
}
+void ModeHandler::RegisterService()
+{
+ ServerInstance->Modes.AddMode(this);
+ ServerInstance->Modules.AddReferent((GetModeType() == MODETYPE_CHANNEL ? "mode/" : "umode/") + name, this);
+}
+
ModeAction SimpleUserModeHandler::OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
{
- if (adding)
- {
- if (!dest->IsModeSet(this->GetModeChar()))
- {
- dest->SetMode(this->GetModeChar(),true);
- return MODEACTION_ALLOW;
- }
- }
- else
- {
- if (dest->IsModeSet(this->GetModeChar()))
- {
- dest->SetMode(this->GetModeChar(),false);
- return MODEACTION_ALLOW;
- }
- }
+ /* We're either trying to add a mode we already have or
+ remove a mode we don't have, deny. */
+ if (dest->IsModeSet(this) == adding)
+ return MODEACTION_DENY;
- return MODEACTION_DENY;
+ /* adding will be either true or false, depending on if we
+ are adding or removing the mode, since we already checked
+ to make sure we aren't adding a mode we have or that we
+ aren't removing a mode we don't have, we don't have to do any
+ other checks here to see if it's true or false, just add or
+ remove the mode */
+ dest->SetMode(this, adding);
+
+ return MODEACTION_ALLOW;
}
ModeAction SimpleChannelModeHandler::OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
{
- if (adding)
- {
- if (!channel->IsModeSet(this->GetModeChar()))
- {
- channel->SetMode(this->GetModeChar(),true);
- return MODEACTION_ALLOW;
- }
- }
- else
- {
- if (channel->IsModeSet(this->GetModeChar()))
- {
- channel->SetMode(this->GetModeChar(),false);
- return MODEACTION_ALLOW;
- }
- }
+ /* We're either trying to add a mode we already have or
+ remove a mode we don't have, deny. */
+ if (channel->IsModeSet(this) == adding)
+ return MODEACTION_DENY;
- return MODEACTION_DENY;
+ /* adding will be either true or false, depending on if we
+ are adding or removing the mode, since we already checked
+ to make sure we aren't adding a mode we have or that we
+ aren't removing a mode we don't have, we don't have to do any
+ other checks here to see if it's true or false, just add or
+ remove the mode */
+ channel->SetMode(this, adding);
+
+ return MODEACTION_ALLOW;
}
-ModeWatcher::ModeWatcher(InspIRCd* Instance, char modeletter, ModeType type) : ServerInstance(Instance), mode(modeletter), m_type(type)
+ModeWatcher::ModeWatcher(Module* Creator, const std::string& modename, ModeType type)
+ : mode(modename), m_type(type), creator(Creator)
{
+ ServerInstance->Modes->AddModeWatcher(this);
}
ModeWatcher::~ModeWatcher()
{
+ ServerInstance->Modes->DelModeWatcher(this);
}
-char ModeWatcher::GetModeChar()
+bool ModeWatcher::BeforeMode(User*, User*, Channel*, std::string&, bool)
{
- return mode;
+ return true;
}
-ModeType ModeWatcher::GetModeType()
+void ModeWatcher::AfterMode(User*, User*, Channel*, const std::string&, bool)
{
- return m_type;
}
-bool ModeWatcher::BeforeMode(User*, User*, Channel*, std::string&, bool, ModeType)
+PrefixMode::PrefixMode(Module* Creator, const std::string& Name, char ModeLetter, unsigned int Rank, char PrefixChar)
+ : ModeHandler(Creator, Name, ModeLetter, PARAM_ALWAYS, MODETYPE_CHANNEL, MC_PREFIX)
+ , prefix(PrefixChar)
+ , prefixrank(Rank)
+ , selfremove(true)
{
- return true;
+ list = true;
}
-void ModeWatcher::AfterMode(User*, User*, Channel*, const std::string&, bool, ModeType)
+ModResult PrefixMode::AccessCheck(User* src, Channel*, std::string& value, bool adding)
{
+ if (!adding && src->nick == value && selfremove)
+ return MOD_RES_ALLOW;
+ return MOD_RES_PASSTHRU;
}
-User* ModeParser::SanityChecks(User *user, const char *dest, Channel *chan, int)
+ModeAction PrefixMode::OnModeChange(User* source, User*, Channel* chan, std::string& parameter, bool adding)
{
- User *d;
- if ((!user) || (!dest) || (!chan) || (!*dest))
- {
- return NULL;
- }
- d = ServerInstance->FindNick(dest);
- if (!d)
+ User* target;
+ if (IS_LOCAL(source))
+ target = ServerInstance->FindNickOnly(parameter);
+ else
+ target = ServerInstance->FindNick(parameter);
+
+ if (!target)
{
- user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel",user->nick.c_str(), dest);
- return NULL;
+ source->WriteNumeric(Numerics::NoSuchNick(parameter));
+ return MODEACTION_DENY;
}
- return d;
-}
-const char* ModeParser::Grant(User *d,Channel *chan,int MASK)
-{
- if (!chan)
- return "";
+ Membership* memb = chan->GetUser(target);
+ if (!memb)
+ return MODEACTION_DENY;
- UCListIter n = d->chans.find(chan);
- if (n != d->chans.end())
- {
- if (n->second & MASK)
- {
- return "";
- }
- n->second = n->second | MASK;
- switch (MASK)
- {
- case UCMODE_OP:
- n->first->AddOppedUser(d);
- break;
- case UCMODE_HOP:
- n->first->AddHalfoppedUser(d);
- break;
- case UCMODE_VOICE:
- n->first->AddVoicedUser(d);
- break;
- }
- return d->nick.c_str();
- }
- return "";
+ parameter = target->nick;
+ return (memb->SetPrefix(this, adding) ? MODEACTION_ALLOW : MODEACTION_DENY);
}
-const char* ModeParser::Revoke(User *d,Channel *chan,int MASK)
+void PrefixMode::Update(unsigned int rank, unsigned int setrank, unsigned int unsetrank, bool selfrm)
{
- if (!chan)
- return "";
-
- UCListIter n = d->chans.find(chan);
- if (n != d->chans.end())
- {
- if ((n->second & MASK) == 0)
- {
- return "";
- }
- n->second ^= MASK;
- switch (MASK)
- {
- case UCMODE_OP:
- n->first->DelOppedUser(d);
- break;
- case UCMODE_HOP:
- n->first->DelHalfoppedUser(d);
- break;
- case UCMODE_VOICE:
- n->first->DelVoicedUser(d);
- break;
- }
- return d->nick.c_str();
- }
- return "";
+ prefixrank = rank;
+ ranktoset = setrank;
+ ranktounset = unsetrank;
+ selfremove = selfrm;
}
-void ModeParser::DisplayCurrentModes(User *user, User* targetuser, Channel* targetchannel, const char* text)
+ModeAction ParamModeBase::OnModeChange(User* source, User*, Channel* chan, std::string& parameter, bool adding)
{
- if (targetchannel)
+ if (adding)
{
- /* Display channel's current mode string */
- user->WriteNumeric(RPL_CHANNELMODEIS, "%s %s +%s",user->nick.c_str(), targetchannel->name.c_str(), targetchannel->ChanModes(targetchannel->HasUser(user)));
- user->WriteNumeric(RPL_CHANNELCREATED, "%s %s %lu", user->nick.c_str(), targetchannel->name.c_str(), (unsigned long)targetchannel->age);
- return;
+ if (chan->GetModeParameter(this) == parameter)
+ return MODEACTION_DENY;
+
+ if (OnSet(source, chan, parameter) != MODEACTION_ALLOW)
+ return MODEACTION_DENY;
+
+ chan->SetMode(this, true);
+
+ // Handler might have changed the parameter internally
+ parameter.clear();
+ this->GetParameter(chan, parameter);
}
else
{
- if (targetuser->Visibility && !targetuser->Visibility->VisibleTo(user))
- {
- user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel",user->nick.c_str(), text);
- return;
- }
-
- if (targetuser == user || user->HasPrivPermission("users/auspex"))
- {
- /* Display user's current mode string */
- user->WriteNumeric(RPL_UMODEIS, "%s :+%s",targetuser->nick.c_str(),targetuser->FormatModes());
- if (IS_OPER(targetuser))
- user->WriteNumeric(RPL_SNOMASKIS, "%s +%s :Server notice mask", targetuser->nick.c_str(), targetuser->FormatNoticeMasks());
- return;
- }
- else
- {
- user->WriteNumeric(ERR_USERSDONTMATCH, "%s :Can't change mode for other users", user->nick.c_str());
- return;
- }
+ if (!chan->IsModeSet(this))
+ return MODEACTION_DENY;
+ this->OnUnsetInternal(source, chan);
+ chan->SetMode(this, false);
}
+ return MODEACTION_ALLOW;
}
-ModeAction ModeParser::TryMode(User* user, User* targetuser, Channel* chan, bool adding, const unsigned char modechar,
- std::string ¶meter, bool SkipACL)
+ModeAction ModeParser::TryMode(User* user, User* targetuser, Channel* chan, Modes::Change& mcitem, bool SkipACL)
{
ModeType type = chan ? MODETYPE_CHANNEL : MODETYPE_USER;
- unsigned char mask = chan ? MASK_CHANNEL : MASK_USER;
- ModeHandler *mh = FindMode(modechar, type);
- int pcnt = mh->GetNumParams(adding);
+ ModeHandler* mh = mcitem.mh;
+ bool adding = mcitem.adding;
+ const bool needs_param = mh->NeedsParam(adding);
+
+ std::string& parameter = mcitem.param;
+ // crop mode parameter size to 250 characters
+ if (parameter.length() > 250 && adding)
+ parameter.erase(250);
- int MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode, OnRawMode(user, chan, modechar, parameter, adding, pcnt));
+ ModResult MOD_RESULT;
+ FIRST_MOD_RESULT(OnRawMode, MOD_RESULT, (user, chan, mh, parameter, adding));
- if (IS_LOCAL(user) && (MOD_RESULT == ACR_DENY))
+ if (IS_LOCAL(user) && (MOD_RESULT == MOD_RES_DENY))
return MODEACTION_DENY;
- if (chan && !SkipACL && (MOD_RESULT != ACR_ALLOW))
+ const char modechar = mh->GetModeChar();
+
+ if (chan && !SkipACL && (MOD_RESULT != MOD_RES_ALLOW))
{
- char needed = mh->GetNeededPrefix();
- ModeHandler* prefixmode = FindPrefix(needed);
-
- /* If the mode defined by the handler is not '\0', but the handler for it
- * cannot be found, they probably dont have the right module loaded to implement
- * the prefix they want to compare the mode against, e.g. '&' for m_chanprotect.
- * Revert to checking against the minimum core prefix, '%'.
- */
- if (needed && !prefixmode)
- {
- needed = ServerInstance->Config->AllowHalfop ? '%' : '@';
- prefixmode = FindPrefix(needed);
- }
+ MOD_RESULT = mh->AccessCheck(user, chan, parameter, adding);
- if (needed)
+ if (MOD_RESULT == MOD_RES_DENY)
+ return MODEACTION_DENY;
+ if (MOD_RESULT == MOD_RES_PASSTHRU)
{
- unsigned int neededrank = prefixmode->GetPrefixRank();
+ unsigned int neededrank = mh->GetLevelRequired(adding);
/* Compare our rank on the channel against the rank of the required prefix,
* allow if >= ours. Because mIRC and xchat throw a tizz if the modes shown
* in NAMES(X) are not in rank order, we know the most powerful mode is listed
* first, so we don't need to iterate, we just look up the first instead.
*/
- std::string modestring = chan->GetAllPrefixChars(user);
- char ml = (modestring.empty() ? '\0' : modestring[0]);
- ModeHandler* ourmode = FindPrefix(ml);
- if (!ourmode || ourmode->GetPrefixRank() < neededrank)
+ unsigned int ourrank = chan->GetPrefixValue(user);
+ if (ourrank < neededrank)
{
- /* Bog off */
- user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :You must have channel privilege %c or above to %sset channel mode %c",
- user->nick.c_str(), chan->name.c_str(), needed, adding ? "" : "un", modechar);
+ const PrefixMode* neededmh = NULL;
+ const PrefixModeList& prefixmodes = GetPrefixModes();
+ for (PrefixModeList::const_iterator i = prefixmodes.begin(); i != prefixmodes.end(); ++i)
+ {
+ const PrefixMode* const privmh = *i;
+ if (privmh->GetPrefixRank() >= neededrank)
+ {
+ // this mode is sufficient to allow this action
+ if (!neededmh || privmh->GetPrefixRank() < neededmh->GetPrefixRank())
+ neededmh = privmh;
+ }
+ }
+ if (neededmh)
+ user->WriteNumeric(ERR_CHANOPRIVSNEEDED, chan->name, InspIRCd::Format("You must have channel %s access or above to %sset channel mode %c",
+ neededmh->name.c_str(), adding ? "" : "un", modechar));
+ else
+ user->WriteNumeric(ERR_CHANOPRIVSNEEDED, chan->name, InspIRCd::Format("You cannot %sset channel mode %c", (adding ? "" : "un"), modechar));
return MODEACTION_DENY;
}
}
}
- unsigned char handler_id = (modechar - 'A') | mask;
-
- for (ModeWatchIter watchers = modewatchers[handler_id].begin(); watchers != modewatchers[handler_id].end(); watchers++)
- {
- if ((*watchers)->BeforeMode(user, targetuser, chan, parameter, adding, type) == false)
- return MODEACTION_DENY;
- /* A module whacked the parameter completely, and there was one. abort. */
- if (pcnt && parameter.empty())
- return MODEACTION_DENY;
- }
-
- if (IS_LOCAL(user) && !IS_OPER(user))
+ // Ask mode watchers whether this mode change is OK
+ std::pair<ModeWatcherMap::iterator, ModeWatcherMap::iterator> itpair = modewatchermap.equal_range(mh->name);
+ for (ModeWatcherMap::iterator i = itpair.first; i != itpair.second; ++i)
{
- char* disabled = (type == MODETYPE_CHANNEL) ? ServerInstance->Config->DisabledCModes : ServerInstance->Config->DisabledUModes;
- if (disabled[modechar - 'A'])
+ ModeWatcher* mw = i->second;
+ if (mw->GetModeType() == type)
{
- user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Permission Denied - %s mode %c has been locked by the administrator",
- user->nick.c_str(), type == MODETYPE_CHANNEL ? "channel" : "user", modechar);
- return MODEACTION_DENY;
+ if (!mw->BeforeMode(user, targetuser, chan, parameter, adding))
+ return MODEACTION_DENY;
+
+ // A module whacked the parameter completely, and there was one. Abort.
+ if ((needs_param) && (parameter.empty()))
+ return MODEACTION_DENY;
}
}
- if (adding && IS_LOCAL(user) && mh->NeedsOper() && !user->HasModePermission(modechar, type))
+ if ((chan || (!chan && adding)) && IS_LOCAL(user) && mh->NeedsOper() && !user->HasModePermission(mh))
{
/* It's an oper only mode, and they don't have access to it. */
- if (IS_OPER(user))
+ if (user->IsOper())
{
- user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Permission Denied - Oper type %s does not have access to set %s mode %c",
- user->nick.c_str(), user->oper.c_str(), type == MODETYPE_CHANNEL ? "channel" : "user", modechar);
+ user->WriteNumeric(ERR_NOPRIVILEGES, InspIRCd::Format("Permission Denied - Oper type %s does not have access to %sset %s mode %c",
+ user->oper->name.c_str(), adding ? "" : "un", type == MODETYPE_CHANNEL ? "channel" : "user", modechar));
}
else
{
- user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Permission Denied - Only operators may set %s mode %c",
- user->nick.c_str(), type == MODETYPE_CHANNEL ? "channel" : "user", modechar);
+ user->WriteNumeric(ERR_NOPRIVILEGES, InspIRCd::Format("Permission Denied - Only operators may %sset %s mode %c",
+ adding ? "" : "un", type == MODETYPE_CHANNEL ? "channel" : "user", modechar));
}
return MODEACTION_DENY;
}
/* Call the handler for the mode */
ModeAction ma = mh->OnModeChange(user, targetuser, chan, parameter, adding);
- if (pcnt && parameter.empty())
+ if ((needs_param) && (parameter.empty()))
return MODEACTION_DENY;
if (ma != MODEACTION_ALLOW)
return ma;
- mh->ChangeCount(adding ? 1 : -1);
-
- if (mh->GetPrefix() && chan)
+ itpair = modewatchermap.equal_range(mh->name);
+ for (ModeWatcherMap::iterator i = itpair.first; i != itpair.second; ++i)
{
- User* user_to_prefix = ServerInstance->FindNick(parameter);
- if (user_to_prefix)
- chan->SetPrefix(user_to_prefix, mh->GetPrefix(), mh->GetPrefixRank(), adding);
+ ModeWatcher* mw = i->second;
+ if (mw->GetModeType() == type)
+ mw->AfterMode(user, targetuser, chan, parameter, adding);
}
- for (ModeWatchIter watchers = modewatchers[handler_id].begin(); watchers != modewatchers[handler_id].end(); watchers++)
- (*watchers)->AfterMode(user, targetuser, chan, parameter, adding, type);
-
return MODEACTION_ALLOW;
}
-void ModeParser::Process(const std::vector<std::string>& parameters, User *user, bool merge)
+void ModeParser::ModeParamsToChangeList(User* user, ModeType type, const std::vector<std::string>& parameters, Modes::ChangeList& changelist, unsigned int beginindex, unsigned int endindex)
{
- std::string target = parameters[0];
- Channel* targetchannel = ServerInstance->FindChan(target);
- User* targetuser = ServerInstance->FindNick(target);
- ModeType type = targetchannel ? MODETYPE_CHANNEL : MODETYPE_USER;
-
- LastParse.clear();
- LastParseParams.clear();
- LastParseTranslate.clear();
-
- if (!targetchannel && !targetuser)
- {
- user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel",user->nick.c_str(),target.c_str());
- return;
- }
- if (parameters.size() == 1)
- {
- this->DisplayCurrentModes(user, targetuser, targetchannel, target.c_str());
- return;
- }
-
- std::string mode_sequence = parameters[1];
-
- bool SkipAccessChecks = false;
-
- if (!IS_LOCAL(user) || ServerInstance->ULine(user->server))
- {
- SkipAccessChecks = true;
- }
- else if (targetchannel)
- {
- /* Overall access control hook for mode change */
- LastParse = mode_sequence;
- int MOD_RESULT = 0;
- FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(user, NULL, targetchannel, AC_GENERAL_MODE));
- LastParse.clear();
- if (MOD_RESULT == ACR_DENY)
- return;
- SkipAccessChecks = (MOD_RESULT == ACR_ALLOW);
- }
- else
- {
- if (user != targetuser)
- {
- user->WriteNumeric(ERR_USERSDONTMATCH, "%s :Can't change mode for other users", user->nick.c_str());
- return;
- }
- }
-
+ if (endindex > parameters.size())
+ endindex = parameters.size();
- std::string output_mode;
- std::ostringstream output_parameters;
- LastParseParams.push_back(output_mode);
- LastParseTranslate.push_back(TR_TEXT);
+ const std::string& mode_sequence = parameters[beginindex];
bool adding = true;
- char output_pm = '\0'; // current output state, '+' or '-'
- unsigned int param_at = 2;
+ unsigned int param_at = beginindex+1;
for (std::string::const_iterator letter = mode_sequence.begin(); letter != mode_sequence.end(); letter++)
{
if (!mh)
{
/* No mode handler? Unknown mode character then. */
- user->WriteServ("%d %s %c :is unknown mode char to me", type == MODETYPE_CHANNEL ? 472 : 501, user->nick.c_str(), modechar);
+ user->WriteNumeric(type == MODETYPE_CHANNEL ? ERR_UNKNOWNMODE : ERR_UNKNOWNSNOMASK, modechar, "is an unknown mode character");
continue;
}
- std::string parameter = "";
- int pcnt = mh->GetNumParams(adding);
- if (pcnt && param_at == parameters.size())
- {
- /* No parameter, continue to the next mode */
- mh->OnParameterMissing(user, targetuser, targetchannel);
+ std::string parameter;
+ if ((mh->NeedsParam(adding)) && (param_at < endindex))
+ parameter = parameters[param_at++];
+
+ changelist.push(mh, adding, parameter);
+ }
+}
+
+static bool IsModeParamValid(User* user, Channel* targetchannel, User* targetuser, const Modes::Change& item)
+{
+ // An empty parameter is never acceptable
+ if (item.param.empty())
+ {
+ item.mh->OnParameterMissing(user, targetuser, targetchannel);
+ return false;
+ }
+
+ // The parameter cannot begin with a ':' character or contain a space
+ if ((item.param[0] == ':') || (item.param.find(' ') != std::string::npos))
+ return false;
+
+ return true;
+}
+
+// Returns true if we should apply a merged mode, false if we should skip it
+static bool ShouldApplyMergedMode(Channel* chan, Modes::Change& item)
+{
+ ModeHandler* mh = item.mh;
+ if ((!chan) || (!chan->IsModeSet(mh)) || (mh->IsListMode()))
+ // Mode not set here or merge is not applicable, apply the incoming mode
+ return true;
+
+ // Mode handler decides
+ std::string ours = chan->GetModeParameter(mh);
+ return mh->ResolveModeConflict(item.param, ours, chan);
+}
+
+void ModeParser::Process(User* user, Channel* targetchannel, User* targetuser, Modes::ChangeList& changelist, ModeProcessFlag flags)
+{
+ // Call ProcessSingle until the entire list is processed, but at least once to ensure
+ // LastParse and LastChangeList are cleared
+ unsigned int processed = 0;
+ do
+ {
+ unsigned int n = ProcessSingle(user, targetchannel, targetuser, changelist, flags, processed);
+ processed += n;
+ }
+ while (processed < changelist.size());
+}
+
+unsigned int ModeParser::ProcessSingle(User* user, Channel* targetchannel, User* targetuser, Modes::ChangeList& changelist, ModeProcessFlag flags, unsigned int beginindex)
+{
+ LastChangeList.clear();
+
+ unsigned int modes_processed = 0;
+ Modes::ChangeList::List& list = changelist.getlist();
+ for (Modes::ChangeList::List::iterator i = list.begin()+beginindex; i != list.end(); ++i)
+ {
+ modes_processed++;
+
+ Modes::Change& item = *i;
+ ModeHandler* mh = item.mh;
+
+ // If a mode change has been given for a mode that does not exist then reject
+ // it. This can happen when core_reloadmodule attempts to restore a mode that
+ // no longer exists.
+ if (!mh)
continue;
- }
- else if (pcnt)
+
+ // If the mode is supposed to have a parameter then we first take a look at item.param
+ // and, if we were asked to, also handle mode merges now
+ if (mh->NeedsParam(item.adding))
{
- parameter = parameters[param_at++];
- /* Make sure the user isn't trying to slip in an invalid parameter */
- if ((parameter.find(':') == 0) || (parameter.rfind(' ') != std::string::npos))
+ // Skip the mode if the parameter does not pass basic validation
+ if (!IsModeParamValid(user, targetchannel, targetuser, item))
+ continue;
+
+ // If this is a merge and we won we don't apply this mode
+ if ((flags & MODE_MERGE) && (!ShouldApplyMergedMode(targetchannel, item)))
continue;
- if (merge && targetchannel && targetchannel->IsModeSet(modechar) && !mh->IsListMode())
- {
- std::string ours = targetchannel->GetModeParameter(modechar);
- if (!mh->CheckTimeStamp(parameter, ours, targetchannel))
- /* we won the mode merge, don't apply this mode */
- continue;
- }
}
- ModeAction ma = TryMode(user, targetuser, targetchannel, adding, modechar, parameter, SkipAccessChecks);
+ ModeAction ma = TryMode(user, targetuser, targetchannel, item, (!(flags & MODE_CHECKACCESS)));
if (ma != MODEACTION_ALLOW)
continue;
- char needed_pm = adding ? '+' : '-';
- if (needed_pm != output_pm)
- {
- output_pm = needed_pm;
- output_mode.append(1, output_pm);
- }
- output_mode.append(1, modechar);
-
- if (pcnt)
- {
- output_parameters << " " << parameter;
- LastParseParams.push_back(parameter);
- LastParseTranslate.push_back(mh->GetTranslateType());
- }
+ LastChangeList.push(mh, item.adding, item.param);
- if ( (output_mode.length() + output_parameters.str().length() > 450)
- || (output_mode.length() > 100)
- || (LastParseParams.size() > ServerInstance->Config->Limits.MaxModes))
+ if (LastChangeList.size() >= ServerInstance->Config->Limits.MaxModes)
{
/* mode sequence is getting too long */
break;
}
}
- LastParseParams[0] = output_mode;
-
- if (!output_mode.empty())
+ if (!LastChangeList.empty())
{
- LastParse = targetchannel ? targetchannel->name : targetuser->nick;
- LastParse.append(" ");
- LastParse.append(output_mode);
- LastParse.append(output_parameters.str());
-
+ ClientProtocol::Events::Mode modeevent(user, targetchannel, targetuser, LastChangeList);
if (targetchannel)
{
- targetchannel->WriteChannel(user, "MODE %s", LastParse.c_str());
- FOREACH_MOD(I_OnMode,OnMode(user, targetchannel, TYPE_CHANNEL, LastParseParams, LastParseTranslate));
+ targetchannel->Write(modeevent);
}
else
{
- targetuser->WriteFrom(user, "MODE %s", LastParse.c_str());
- FOREACH_MOD(I_OnMode,OnMode(user, targetuser, TYPE_USER, LastParseParams, LastParseTranslate));
+ LocalUser* localtarget = IS_LOCAL(targetuser);
+ if (localtarget)
+ localtarget->Send(modeevent);
}
+
+ FOREACH_MOD(OnMode, (user, targetuser, targetchannel, LastChangeList, flags));
}
- else if (targetchannel && parameters.size() == 2)
- {
- /* Special case for displaying the list for listmodes,
- * e.g. MODE #chan b, or MODE #chan +b without a parameter
- */
- this->DisplayListModes(user, targetchannel, mode_sequence);
- }
+
+ return modes_processed;
}
-void ModeParser::DisplayListModes(User* user, Channel* chan, std::string &mode_sequence)
+void ModeParser::ShowListModeList(User* user, Channel* chan, ModeHandler* mh)
{
- seq++;
-
- for (std::string::const_iterator letter = mode_sequence.begin(); letter != mode_sequence.end(); letter++)
{
- unsigned char mletter = *letter;
- if (mletter == '+')
- continue;
-
- /* Ensure the user doesnt request the same mode twice,
- * so they cant flood themselves off out of idiocy.
- */
- if (sent[mletter] == seq)
- continue;
-
- sent[mletter] = seq;
-
- ModeHandler *mh = this->FindMode(mletter, MODETYPE_CHANNEL);
-
- if (!mh || !mh->IsListMode())
+ ModResult MOD_RESULT;
+ FIRST_MOD_RESULT(OnRawMode, MOD_RESULT, (user, chan, mh, "", true));
+ if (MOD_RESULT == MOD_RES_DENY)
return;
- int MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode, OnRawMode(user, chan, mletter, "", true, 0));
- if (MOD_RESULT == ACR_DENY)
- continue;
-
bool display = true;
- if (!user->HasPrivPermission("channels/auspex") && ServerInstance->Config->HideModeLists[mletter] && (chan->GetStatus(user) < STATUS_HOP))
- {
- user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :Only half-operators and above may view the +%c list",
- user->nick.c_str(), chan->name.c_str(), mletter);
- display = false;
- }
- /** See below for a description of what craq this is :D
- */
- unsigned char handler_id = (mletter - 'A') | MASK_CHANNEL;
-
- for(ModeWatchIter watchers = modewatchers[handler_id].begin(); watchers != modewatchers[handler_id].end(); watchers++)
+ // Ask mode watchers whether it's OK to show the list
+ std::pair<ModeWatcherMap::iterator, ModeWatcherMap::iterator> itpair = modewatchermap.equal_range(mh->name);
+ for (ModeWatcherMap::iterator i = itpair.first; i != itpair.second; ++i)
{
- std::string dummyparam;
+ ModeWatcher* mw = i->second;
+ if (mw->GetModeType() == MODETYPE_CHANNEL)
+ {
+ std::string dummyparam;
- if (!((*watchers)->BeforeMode(user, NULL, chan, dummyparam, true, MODETYPE_CHANNEL)))
- display = false;
+ if (!mw->BeforeMode(user, NULL, chan, dummyparam, true))
+ {
+ // A mode watcher doesn't want us to show the list
+ display = false;
+ break;
+ }
+ }
}
+
if (display)
mh->DisplayList(user, chan);
else
}
}
-const std::string& ModeParser::GetLastParse()
-{
- return LastParse;
-}
-
void ModeParser::CleanMask(std::string &mask)
{
std::string::size_type pos_of_pling = mask.find_first_of('!');
}
}
-bool ModeParser::AddMode(ModeHandler* mh)
+ModeHandler::Id ModeParser::AllocateModeId(ModeType mt)
{
- unsigned char mask = 0;
- unsigned char pos = 0;
+ for (ModeHandler::Id i = 0; i != MODEID_MAX; ++i)
+ {
+ if (!modehandlersbyid[mt][i])
+ return i;
+ }
- /* Yes, i know, this might let people declare modes like '_' or '^'.
- * If they do that, thats their problem, and if i ever EVER see an
- * official InspIRCd developer do that, i'll beat them with a paddle!
- */
- if ((mh->GetModeChar() < 'A') || (mh->GetModeChar() > 'z') || (mh->GetPrefix() > 126))
- return false;
+ throw ModuleException("Out of ModeIds");
+}
+
+void ModeParser::AddMode(ModeHandler* mh)
+{
+ if (!ModeParser::IsModeChar(mh->GetModeChar()))
+ throw ModuleException(InspIRCd::Format("Mode letter for %s is invalid: %c",
+ mh->name.c_str(), mh->GetModeChar()));
/* A mode prefix of ',' is not acceptable, it would fuck up server to server.
* A mode prefix of ':' will fuck up both server to server, and client to server.
* A mode prefix of '#' will mess up /whois and /privmsg
*/
- if ((mh->GetPrefix() == ',') || (mh->GetPrefix() == ':') || (mh->GetPrefix() == '#'))
- return false;
+ PrefixMode* pm = mh->IsPrefixMode();
+ if (pm)
+ {
+ if ((pm->GetPrefix() > 126) || (pm->GetPrefix() == ',') || (pm->GetPrefix() == ':') || (pm->GetPrefix() == '#'))
+ throw ModuleException(InspIRCd::Format("Mode prefix for %s is invalid: %c",
+ mh->name.c_str(), pm->GetPrefix()));
- mh->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
- pos = (mh->GetModeChar()-65) | mask;
+ PrefixMode* otherpm = FindPrefix(pm->GetPrefix());
+ if (otherpm)
+ throw ModuleException(InspIRCd::Format("Mode prefix for %s already used by %s from %s: %c",
+ mh->name.c_str(), otherpm->name.c_str(), otherpm->creator->ModuleSourceFile.c_str(), pm->GetPrefix()));
+ }
- if (modehandlers[pos])
- return false;
+ ModeHandler*& slot = modehandlers[mh->GetModeType()][mh->GetModeChar()-65];
+ if (slot)
+ throw ModuleException(InspIRCd::Format("Mode letter for %s already used by %s from %s: %c",
+ mh->name.c_str(), slot->name.c_str(), slot->creator->ModuleSourceFile.c_str(), mh->GetModeChar()));
- modehandlers[pos] = mh;
- return true;
+ // The mode needs an id if it is either a user mode, a simple mode (flag) or a parameter mode.
+ // Otherwise (for listmodes and prefix modes) the id remains MODEID_MAX, which is invalid.
+ ModeHandler::Id modeid = MODEID_MAX;
+ if ((mh->GetModeType() == MODETYPE_USER) || (mh->IsParameterMode()) || (!mh->IsListMode()))
+ modeid = AllocateModeId(mh->GetModeType());
+
+ std::pair<ModeHandlerMap::iterator, bool> res = modehandlersbyname[mh->GetModeType()].insert(std::make_pair(mh->name, mh));
+ if (!res.second)
+ {
+ ModeHandler* othermh = res.first->second;
+ throw ModuleException(InspIRCd::Format("Mode name %s already used by %c from %s",
+ mh->name.c_str(), othermh->GetModeChar(), othermh->creator->ModuleSourceFile.c_str()));
+ }
+
+ // Everything is fine, add the mode
+
+ // If we allocated an id for this mode then save it and put the mode handler into the slot
+ if (modeid != MODEID_MAX)
+ {
+ mh->modeid = modeid;
+ modehandlersbyid[mh->GetModeType()][modeid] = mh;
+ }
+
+ slot = mh;
+ if (pm)
+ mhlist.prefix.push_back(pm);
+ else if (mh->IsListModeBase())
+ mhlist.list.push_back(mh->IsListModeBase());
}
bool ModeParser::DelMode(ModeHandler* mh)
{
- unsigned char mask = 0;
- unsigned char pos = 0;
-
- if ((mh->GetModeChar() < 'A') || (mh->GetModeChar() > 'z'))
+ if (!ModeParser::IsModeChar(mh->GetModeChar()))
return false;
- mh->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
- pos = (mh->GetModeChar()-65) | mask;
+ ModeHandlerMap& mhmap = modehandlersbyname[mh->GetModeType()];
+ ModeHandlerMap::iterator mhmapit = mhmap.find(mh->name);
+ if ((mhmapit == mhmap.end()) || (mhmapit->second != mh))
+ return false;
- if (!modehandlers[pos])
+ ModeHandler*& slot = modehandlers[mh->GetModeType()][mh->GetModeChar()-65];
+ if (slot != mh)
return false;
/* Note: We can't stack here, as we have modes potentially being removed across many different channels.
switch (mh->GetModeType())
{
case MODETYPE_USER:
- for (user_hash::iterator i = ServerInstance->Users->clientlist->begin(); i != ServerInstance->Users->clientlist->end(); i++)
+ {
+ const user_hash& users = ServerInstance->Users->GetUsers();
+ for (user_hash::const_iterator i = users.begin(); i != users.end(); )
{
- mh->RemoveMode(i->second);
+ User* user = i->second;
+ ++i;
+ mh->RemoveMode(user);
}
+ }
break;
case MODETYPE_CHANNEL:
- for (chan_hash::iterator i = ServerInstance->chanlist->begin(); i != ServerInstance->chanlist->end(); i++)
+ {
+ const chan_hash& chans = ServerInstance->GetChans();
+ for (chan_hash::const_iterator i = chans.begin(); i != chans.end(); )
{
- mh->RemoveMode(i->second);
+ // The channel may not be in the hash after RemoveMode(), see m_permchannels
+ Channel* chan = i->second;
+ ++i;
+
+ Modes::ChangeList changelist;
+ mh->RemoveMode(chan, changelist);
+ this->Process(ServerInstance->FakeClient, chan, NULL, changelist, MODE_LOCALONLY);
}
+ }
break;
}
- modehandlers[pos] = NULL;
-
+ mhmap.erase(mhmapit);
+ if (mh->GetId() != MODEID_MAX)
+ modehandlersbyid[mh->GetModeType()][mh->GetId()] = NULL;
+ slot = NULL;
+ if (mh->IsPrefixMode())
+ mhlist.prefix.erase(std::find(mhlist.prefix.begin(), mhlist.prefix.end(), mh->IsPrefixMode()));
+ else if (mh->IsListModeBase())
+ mhlist.list.erase(std::find(mhlist.list.begin(), mhlist.list.end(), mh->IsListModeBase()));
return true;
}
-ModeHandler* ModeParser::FindMode(unsigned const char modeletter, ModeType mt)
+ModeHandler* ModeParser::FindMode(const std::string& modename, ModeType mt)
{
- unsigned char mask = 0;
- unsigned char pos = 0;
-
- if ((modeletter < 'A') || (modeletter > 'z'))
- return NULL;
-
- mt == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
- pos = (modeletter-65) | mask;
-
- return modehandlers[pos];
-}
-
-std::string ModeParser::UserModeList()
-{
- char modestr[256];
- int pointer = 0;
-
- for (unsigned char mode = 'A'; mode <= 'z'; mode++)
- {
- unsigned char pos = (mode-65) | MASK_USER;
+ ModeHandlerMap& mhmap = modehandlersbyname[mt];
+ ModeHandlerMap::const_iterator it = mhmap.find(modename);
+ if (it != mhmap.end())
+ return it->second;
- if (modehandlers[pos])
- modestr[pointer++] = mode;
- }
- modestr[pointer++] = 0;
- return modestr;
+ return NULL;
}
-std::string ModeParser::ChannelModeList()
+ModeHandler* ModeParser::FindMode(unsigned const char modeletter, ModeType mt)
{
- char modestr[256];
- int pointer = 0;
-
- for (unsigned char mode = 'A'; mode <= 'z'; mode++)
- {
- unsigned char pos = (mode-65) | MASK_CHANNEL;
+ if (!ModeParser::IsModeChar(modeletter))
+ return NULL;
- if (modehandlers[pos])
- modestr[pointer++] = mode;
- }
- modestr[pointer++] = 0;
- return modestr;
+ return modehandlers[mt][modeletter-65];
}
-std::string ModeParser::ParaModeList()
+PrefixMode* ModeParser::FindPrefixMode(unsigned char modeletter)
{
- char modestr[256];
- int pointer = 0;
-
- for (unsigned char mode = 'A'; mode <= 'z'; mode++)
- {
- unsigned char pos = (mode-65) | MASK_CHANNEL;
-
- if ((modehandlers[pos]) && (modehandlers[pos]->GetNumParams(true)))
- modestr[pointer++] = mode;
- }
- modestr[pointer++] = 0;
- return modestr;
+ ModeHandler* mh = FindMode(modeletter, MODETYPE_CHANNEL);
+ if (!mh)
+ return NULL;
+ return mh->IsPrefixMode();
}
-ModeHandler* ModeParser::FindPrefix(unsigned const char pfxletter)
+PrefixMode* ModeParser::FindPrefix(unsigned const char pfxletter)
{
- for (unsigned char mode = 'A'; mode <= 'z'; mode++)
+ const PrefixModeList& list = GetPrefixModes();
+ for (PrefixModeList::const_iterator i = list.begin(); i != list.end(); ++i)
{
- unsigned char pos = (mode-65) | MASK_CHANNEL;
-
- if ((modehandlers[pos]) && (modehandlers[pos]->GetPrefix() == pfxletter))
- {
- return modehandlers[pos];
- }
+ PrefixMode* pm = *i;
+ if (pm->GetPrefix() == pfxletter)
+ return pm;
}
return NULL;
}
-std::string ModeParser::ModeString(User* user, Channel* channel, bool nick_suffix)
-{
- std::string types;
- std::string pars;
-
- if (!channel || !user)
- return "";
-
- for (unsigned char mode = 'A'; mode <= 'z'; mode++)
- {
- unsigned char pos = (mode-65) | MASK_CHANNEL;
- ModeHandler* mh = modehandlers[pos];
- if ((mh) && (mh->GetNumParams(true)) && (mh->GetNumParams(false)))
- {
- ModePair ret;
- ret = mh->ModeSet(NULL, user, channel, user->nick);
- if ((ret.first) && (ret.second == user->nick))
- {
- if (nick_suffix)
- {
- pars.append(" ");
- pars.append(user->nick);
- }
- types.push_back(mh->GetModeChar());
- }
- }
- }
-
- if (nick_suffix)
- return types+pars;
- else
- return types;
-}
-
-std::string ModeParser::GiveModeList(ModeMasks m)
+std::string ModeParser::GiveModeList(ModeType mt)
{
std::string type1; /* Listmodes EXCEPT those with a prefix */
std::string type2; /* Modes that take a param when adding or removing */
for (unsigned char mode = 'A'; mode <= 'z'; mode++)
{
- unsigned char pos = (mode-65) | m;
+ ModeHandler* mh = modehandlers[mt][mode-65];
/* One parameter when adding */
- if (modehandlers[pos])
+ if (mh)
{
- if (modehandlers[pos]->GetNumParams(true))
+ if (mh->NeedsParam(true))
{
- if ((modehandlers[pos]->IsListMode()) && (!modehandlers[pos]->GetPrefix()))
+ PrefixMode* pm = mh->IsPrefixMode();
+ if ((mh->IsListMode()) && ((!pm) || (pm->GetPrefix() == 0)))
{
- type1 += modehandlers[pos]->GetModeChar();
+ type1 += mh->GetModeChar();
}
else
{
/* ... and one parameter when removing */
- if (modehandlers[pos]->GetNumParams(false))
+ if (mh->NeedsParam(false))
{
/* But not a list mode */
- if (!modehandlers[pos]->GetPrefix())
+ if (!pm)
{
- type2 += modehandlers[pos]->GetModeChar();
+ type2 += mh->GetModeChar();
}
}
else
{
/* No parameters when removing */
- type3 += modehandlers[pos]->GetModeChar();
+ type3 += mh->GetModeChar();
}
}
}
else
{
- type4 += modehandlers[pos]->GetModeChar();
+ type4 += mh->GetModeChar();
}
}
}
return type1 + "," + type2 + "," + type3 + "," + type4;
}
-bool ModeParser::PrefixComparison(prefixtype one, prefixtype two)
+struct PrefixModeSorter
{
- return one.second > two.second;
-}
+ bool operator()(PrefixMode* lhs, PrefixMode* rhs)
+ {
+ return lhs->GetPrefixRank() < rhs->GetPrefixRank();
+ }
+};
-std::string ModeParser::BuildPrefixes()
+std::string ModeParser::BuildPrefixes(bool lettersAndModes)
{
std::string mletters;
std::string mprefixes;
- pfxcontainer pfx;
- std::map<char,char> prefix_to_mode;
+ std::vector<PrefixMode*> prefixes;
- for (unsigned char mode = 'A'; mode <= 'z'; mode++)
+ const PrefixModeList& list = GetPrefixModes();
+ for (PrefixModeList::const_iterator i = list.begin(); i != list.end(); ++i)
{
- unsigned char pos = (mode-65) | MASK_CHANNEL;
-
- if ((modehandlers[pos]) && (modehandlers[pos]->GetPrefix()))
- {
- pfx.push_back(std::make_pair<char,unsigned int>(modehandlers[pos]->GetPrefix(), modehandlers[pos]->GetPrefixRank()));
- prefix_to_mode[modehandlers[pos]->GetPrefix()] = modehandlers[pos]->GetModeChar();
- }
+ PrefixMode* pm = *i;
+ if (pm->GetPrefix())
+ prefixes.push_back(pm);
}
- sort(pfx.begin(), pfx.end(), ModeParser::PrefixComparison);
-
- for (pfxcontainer::iterator n = pfx.begin(); n != pfx.end(); n++)
+ std::sort(prefixes.begin(), prefixes.end(), PrefixModeSorter());
+ for (std::vector<PrefixMode*>::const_reverse_iterator n = prefixes.rbegin(); n != prefixes.rend(); ++n)
{
- mletters = mletters + n->first;
- mprefixes = mprefixes + prefix_to_mode.find(n->first)->second;
+ mletters += (*n)->GetPrefix();
+ mprefixes += (*n)->GetModeChar();
}
- return "(" + mprefixes + ")" + mletters;
+ return lettersAndModes ? "(" + mprefixes + ")" + mletters : mletters;
}
-bool ModeParser::AddModeWatcher(ModeWatcher* mw)
+void ModeParser::AddModeWatcher(ModeWatcher* mw)
{
- unsigned char mask = 0;
- unsigned char pos = 0;
-
- if (!mw)
- return false;
-
- if ((mw->GetModeChar() < 'A') || (mw->GetModeChar() > 'z'))
- return false;
-
- mw->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
- pos = (mw->GetModeChar()-65) | mask;
-
- modewatchers[pos].push_back(mw);
-
- return true;
+ modewatchermap.insert(std::make_pair(mw->GetModeName(), mw));
}
bool ModeParser::DelModeWatcher(ModeWatcher* mw)
{
- unsigned char mask = 0;
- unsigned char pos = 0;
-
- if (!mw)
- return false;
-
- if ((mw->GetModeChar() < 'A') || (mw->GetModeChar() > 'z'))
- return false;
-
- mw->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
- pos = (mw->GetModeChar()-65) | mask;
-
- ModeWatchIter a = find(modewatchers[pos].begin(),modewatchers[pos].end(),mw);
-
- if (a == modewatchers[pos].end())
+ std::pair<ModeWatcherMap::iterator, ModeWatcherMap::iterator> itpair = modewatchermap.equal_range(mw->GetModeName());
+ for (ModeWatcherMap::iterator i = itpair.first; i != itpair.second; ++i)
{
- return false;
+ if (i->second == mw)
+ {
+ modewatchermap.erase(i);
+ return true;
+ }
}
- modewatchers[pos].erase(a);
-
- return true;
+ return false;
}
-/** This default implementation can remove simple user modes
- */
-void ModeHandler::RemoveMode(User* user, irc::modestacker* stack)
+void ModeHandler::RemoveMode(User* user)
{
- char moderemove[MAXBUF];
- std::vector<std::string> parameters;
-
+ // Remove the mode if it's set on the user
if (user->IsModeSet(this->GetModeChar()))
{
- if (stack)
- {
- stack->Push(this->GetModeChar());
- }
- else
- {
- sprintf(moderemove,"-%c",this->GetModeChar());
- parameters.push_back(user->nick);
- parameters.push_back(moderemove);
- ServerInstance->Modes->Process(parameters, ServerInstance->FakeClient);
- }
+ Modes::ChangeList changelist;
+ changelist.push_remove(this);
+ ServerInstance->Modes->Process(ServerInstance->FakeClient, NULL, user, changelist, ModeParser::MODE_LOCALONLY);
}
}
-/** This default implementation can remove simple channel modes
- * (no parameters)
- */
-void ModeHandler::RemoveMode(Channel* channel, irc::modestacker* stack)
+void ModeHandler::RemoveMode(Channel* channel, Modes::ChangeList& changelist)
{
- char moderemove[MAXBUF];
- std::vector<std::string> parameters;
-
- if (channel->IsModeSet(this->GetModeChar()))
+ if (channel->IsModeSet(this))
{
- if (stack)
- {
- stack->Push(this->GetModeChar());
- }
+ if (this->NeedsParam(false))
+ // Removing this mode requires a parameter
+ changelist.push_remove(this, channel->GetModeParameter(this));
else
- {
- sprintf(moderemove,"-%c",this->GetModeChar());
- parameters.push_back(channel->name);
- parameters.push_back(moderemove);
- ServerInstance->SendMode(parameters, ServerInstance->FakeClient);
- }
+ changelist.push_remove(this);
}
}
-ModeParser::ModeParser(InspIRCd* Instance) : ServerInstance(Instance)
+void PrefixMode::RemoveMode(Channel* chan, Modes::ChangeList& changelist)
{
- ModeHandler* modes[] =
+ const Channel::MemberMap& userlist = chan->GetUsers();
+ for (Channel::MemberMap::const_iterator i = userlist.begin(); i != userlist.end(); ++i)
{
- new ModeChannelSecret(Instance),
- new ModeChannelPrivate(Instance),
- new ModeChannelModerated(Instance),
- new ModeChannelTopicOps(Instance),
-
- new ModeChannelNoExternal(Instance),
- new ModeChannelInviteOnly(Instance),
- new ModeChannelKey(Instance),
- new ModeChannelLimit(Instance),
-
- new ModeChannelBan(Instance),
- new ModeChannelOp(Instance),
- new ModeChannelHalfOp(Instance),
- new ModeChannelVoice(Instance),
-
- new ModeUserWallops(Instance),
- new ModeUserInvisible(Instance),
- new ModeUserOperator(Instance),
- new ModeUserServerNoticeMask(Instance),
-#define BUILTIN_MODE_COUNT 16
- };
+ if (i->second->HasMode(this))
+ changelist.push_remove(this, i->first->nick);
+ }
+}
+bool ModeParser::IsModeChar(char chr)
+{
+ return ((chr >= 'A' && chr <= 'Z') || (chr >= 'a' && chr <= 'z'));
+}
+
+ModeParser::ModeParser()
+{
/* Clear mode handler list */
memset(modehandlers, 0, sizeof(modehandlers));
-
- /* Last parse string */
- LastParse.clear();
-
- /* Initialise the RFC mode letters */
- for (int index = 0; index < BUILTIN_MODE_COUNT; index++)
- this->AddMode(modes[index]);
-
- seq = 0;
- memset(&sent, 0, sizeof(sent));
+ memset(modehandlersbyid, 0, sizeof(modehandlersbyid));
}
ModeParser::~ModeParser()
{
- int count = 0;
- for(int i=0; i < 256; i++)
- {
- ModeHandler* mh = modehandlers[i];
- if (mh)
- {
- count++;
- delete mh;
- }
- }
- if (count != BUILTIN_MODE_COUNT)
- throw CoreException("Mode handler found non-core modes remaining at deallocation");
}