-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/*
+ * InspIRCd -- 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.
+ * 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 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/>.
*/
-using namespace std;
-#include "inspircd_config.h"
#include "inspircd.h"
-#include "configreader.h"
-#include <unistd.h>
-#include <sys/errno.h>
-#include <time.h>
-#include <string>
-#ifdef GCC3
-#include <ext/hash_map>
-#else
-#include <hash_map>
-#endif
-#include <map>
-#include <sstream>
-#include <vector>
-#include <deque>
-#include "connection.h"
-#include "users.h"
-#include "ctables.h"
-#include "globals.h"
-#include "modules.h"
-#include "dynamic.h"
-#include "wildcard.h"
-#include "message.h"
-#include "commands.h"
-#include "xline.h"
-#include "inspstring.h"
-#include "helperfuncs.h"
-#include "mode.h"
-
-extern int MODCOUNT;
-extern std::vector<Module*> modules;
-extern std::vector<ircd_module*> factory;
-extern InspIRCd* ServerInstance;
-extern ServerConfig* Config;
-
-extern time_t TIME;
-
-ModeOutput::ModeOutput(std::string parameter, ModeAction action) : par(parameter), act(action)
+
+/* +s (secret) */
+/* +p (private) */
+/* +m (moderated) */
+/* +t (only (half) ops can change topic) */
+/* +n (no external messages) */
+/* +i (invite only) */
+/* +w (see wallops) */
+/* +i (invisible) */
+#include "modes/simplemodes.h"
+/* +b (bans) */
+#include "modes/cmode_b.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"
+/* +v (channel voice) */
+#include "modes/cmode_v.h"
+/* +o (operator) */
+#include "modes/umode_o.h"
+/* +s (server notice masks) */
+#include "modes/umode_s.h"
+
+ModeHandler::ModeHandler(Module* Creator, const std::string& Name, char modeletter, ParamSpec Params, ModeType type)
+ : ServiceProvider(Creator, Name, SERVICE_MODE), m_paramtype(TR_TEXT),
+ parameters_taken(Params), mode(modeletter), prefix(0), oper(false),
+ list(false), m_type(type), levelrequired(HALFOP_VALUE)
+{
+}
+
+CullResult ModeHandler::cull()
+{
+ if (ServerInstance->Modes)
+ ServerInstance->Modes->DelMode(this);
+ return classbase::cull();
+}
+
+ModeHandler::~ModeHandler()
{
}
-ModeAction ModeOutput::GetAction()
+bool ModeHandler::IsListMode()
{
- return act;
+ return list;
}
-std::string& ModeOutput::GetParameter()
+unsigned int ModeHandler::GetPrefixRank()
{
- return par;
+ return 0;
}
-ModeHandler::ModeHandler(char modeletter, int parameters, bool listmode, ModeType type, bool operonly) : mode(modeletter), n_params(parameters), list(listmode), m_type(type), oper(operonly)
+int ModeHandler::GetNumParams(bool adding)
{
+ switch (parameters_taken)
+ {
+ case PARAM_ALWAYS:
+ return 1;
+ case PARAM_SETONLY:
+ return adding ? 1 : 0;
+ case PARAM_NONE:
+ break;
+ }
+ return 0;
}
-ModeHandler::~ModeHandler()
+std::string ModeHandler::GetUserParameter(User* user)
{
+ return "";
}
-bool ModeHandler::IsListMode()
+ModResult ModeHandler::AccessCheck(User*, Channel*, std::string &, bool)
{
- return list;
+ return MOD_RES_PASSTHRU;
}
-ModeType ModeHandler::GetModeType()
+ModeAction ModeHandler::OnModeChange(User*, User*, Channel*, std::string&, bool)
{
- return m_type;
+ return MODEACTION_DENY;
}
-bool ModeHandler::NeedsOper()
+void ModeHandler::DisplayList(User*, Channel*)
{
- return oper;
}
-int ModeHandler::GetNumParams()
+void ModeHandler::DisplayEmptyList(User*, Channel*)
{
- return n_params;
}
-char ModeHandler::GetModeChar()
+void ModeHandler::OnParameterMissing(User* user, User* dest, Channel* channel)
{
- return mode;
}
-ModeOutput ModeHandler::OnModeChange(userrec* source, userrec* dest, chanrec* channel, const std::string ¶meter, bool adding)
+bool ModeHandler::ResolveModeConflict(std::string& theirs, const std::string& ours, Channel*)
{
- return ModeOutput("", MODEACTION_DENY);
+ return (theirs < ours);
}
-void ModeHandler::DisplayList(userrec* user, chanrec* channel)
+ModeAction SimpleUserModeHandler::OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
{
+ /* We're either trying to add a mode we already have or
+ remove a mode we don't have, deny. */
+ if (dest->IsModeSet(this->GetModeChar()) == adding)
+ 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->GetModeChar(), adding);
+
+ return MODEACTION_ALLOW;
+}
+
+
+ModeAction SimpleChannelModeHandler::OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
+{
+ /* We're either trying to add a mode we already have or
+ remove a mode we don't have, deny. */
+ if (channel->IsModeSet(this->GetModeChar()) == adding)
+ 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->GetModeChar(), adding);
+
+ return MODEACTION_ALLOW;
}
-bool ModeHandler::CheckTimeStamp(time_t theirs, time_t ours, const std::string &their_param, const std::string &our_param, chanrec* channel)
+ModeAction ParamChannelModeHandler::OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
{
- return (ours < theirs);
+ if (adding && !ParamValidate(parameter))
+ return MODEACTION_DENY;
+ std::string now = channel->GetModeParameter(this);
+ if (parameter == now)
+ return MODEACTION_DENY;
+ if (adding)
+ channel->SetModeParam(this, parameter);
+ else
+ channel->SetModeParam(this, "");
+ return MODEACTION_ALLOW;
+}
+
+bool ParamChannelModeHandler::ParamValidate(std::string& parameter)
+{
+ return true;
}
-ModeWatcher::ModeWatcher(char modeletter, ModeType type) : mode(modeletter), m_type(type)
+ModeWatcher::ModeWatcher(Module* Creator, char modeletter, ModeType type)
+ : mode(modeletter), m_type(type), creator(Creator)
{
}
return m_type;
}
-bool ModeWatcher::BeforeMode(userrec* source, userrec* dest, chanrec* channel, const std::string ¶meter, bool adding)
+bool ModeWatcher::BeforeMode(User*, User*, Channel*, std::string&, bool, ModeType)
{
return true;
}
-void ModeWatcher::AfterMode(userrec* source, userrec* dest, chanrec* channel, const std::string ¶meter, bool adding)
+void ModeWatcher::AfterMode(User*, User*, Channel*, const std::string&, bool, ModeType)
{
}
-userrec* ModeParser::SanityChecks(userrec *user,char *dest,chanrec *chan,int status)
+User* ModeParser::SanityChecks(User *user, const char *dest, Channel *chan, int)
{
- userrec *d;
+ User *d;
if ((!user) || (!dest) || (!chan) || (!*dest))
{
return NULL;
}
- d = Find(dest);
+ d = ServerInstance->FindNick(dest);
if (!d)
{
- WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, dest);
+ user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel",user->nick.c_str(), dest);
return NULL;
}
return d;
}
-char* ModeParser::Grant(userrec *d,chanrec *chan,int MASK)
+void ModeParser::DisplayCurrentModes(User *user, User* targetuser, Channel* targetchannel, const char* text)
{
- if (!chan)
- return NULL;
-
- for (std::vector<ucrec*>::const_iterator i = d->chans.begin(); i != d->chans.end(); i++)
+ if (targetchannel)
{
- if (((ucrec*)(*i))->channel == chan)
- {
- if (((ucrec*)(*i))->uc_modes & MASK)
- {
- return NULL;
- }
- ((ucrec*)(*i))->uc_modes = ((ucrec*)(*i))->uc_modes | MASK;
- switch (MASK)
- {
- case UCMODE_OP:
- ((ucrec*)(*i))->channel->AddOppedUser(d);
- break;
- case UCMODE_HOP:
- ((ucrec*)(*i))->channel->AddHalfoppedUser(d);
- break;
- case UCMODE_VOICE:
- ((ucrec*)(*i))->channel->AddVoicedUser(d);
- break;
- }
- log(DEBUG,"grant: %s %s",((ucrec*)(*i))->channel->name,d->nick);
- return d->nick;
- }
+ /* 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;
}
- return NULL;
-}
-
-char* ModeParser::Revoke(userrec *d,chanrec *chan,int MASK)
-{
- if (!chan)
- return NULL;
-
- for (std::vector<ucrec*>::const_iterator i = d->chans.begin(); i != d->chans.end(); i++)
+ else
{
- if (((ucrec*)(*i))->channel == chan)
+ if (targetuser == user || user->HasPrivPermission("users/auspex"))
{
- if ((((ucrec*)(*i))->uc_modes & MASK) == 0)
- {
- return NULL;
- }
- ((ucrec*)(*i))->uc_modes ^= MASK;
- switch (MASK)
- {
- case UCMODE_OP:
- ((ucrec*)(*i))->channel->DelOppedUser(d);
- break;
- case UCMODE_HOP:
- ((ucrec*)(*i))->channel->DelHalfoppedUser(d);
- break;
- case UCMODE_VOICE:
- ((ucrec*)(*i))->channel->DelVoicedUser(d);
- break;
- }
- log(DEBUG,"revoke: %s %s",((ucrec*)(*i))->channel->name,d->nick);
- return d->nick;
+ /* 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 view modes for other users", user->nick.c_str());
+ return;
}
}
- return NULL;
}
-char* ModeParser::GiveOps(userrec *user,char *dest,chanrec *chan,int status)
+ModeAction ModeParser::TryMode(User* user, User* targetuser, Channel* chan, bool adding, const unsigned char modechar,
+ std::string ¶meter, bool SkipACL)
{
- userrec *d = this->SanityChecks(user,dest,chan,status);
-
- if (d)
+ 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);
+
+ // crop mode parameter size to 250 characters
+ if (parameter.length() > 250 && adding)
+ parameter = parameter.substr(0, 250);
+
+ ModResult MOD_RESULT;
+ FIRST_MOD_RESULT(OnRawMode, MOD_RESULT, (user, chan, modechar, parameter, adding, pcnt));
+
+ if (IS_LOCAL(user) && (MOD_RESULT == MOD_RES_DENY))
+ return MODEACTION_DENY;
+
+ if (chan && !SkipACL && (MOD_RESULT != MOD_RES_ALLOW))
{
- if (IS_LOCAL(user))
+ MOD_RESULT = mh->AccessCheck(user, chan, parameter, adding);
+
+ if (MOD_RESULT == MOD_RES_DENY)
+ return MODEACTION_DENY;
+ if (MOD_RESULT == MOD_RES_PASSTHRU)
{
- int MOD_RESULT = 0;
- FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(user,d,chan,AC_OP));
-
- if (MOD_RESULT == ACR_DENY)
- return NULL;
- if (MOD_RESULT == ACR_DEFAULT)
+ unsigned int neededrank = mh->GetLevelRequired();
+ /* 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.
+ */
+ unsigned int ourrank = chan->GetPrefixValue(user);
+ if (ourrank < neededrank)
{
- if ((status < STATUS_OP) && (!is_uline(user->server)))
+ ModeHandler* neededmh = NULL;
+ for(char c='A'; c <= 'z'; c++)
{
- WriteServ(user->fd,"482 %s %s :You're not a channel operator",user->nick, chan->name);
- return NULL;
+ ModeHandler *privmh = FindMode(c, MODETYPE_CHANNEL);
+ if (privmh && 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, "%s %s :You must have channel %s access or above to %sset channel mode %c",
+ user->nick.c_str(), chan->name.c_str(), neededmh->name.c_str(), adding ? "" : "un", modechar);
+ else
+ user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :You cannot %sset channel mode %c",
+ user->nick.c_str(), chan->name.c_str(), adding ? "" : "un", modechar);
+ return MODEACTION_DENY;
}
}
+ }
- return this->Grant(d,chan,UCMODE_OP);
+ 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;
}
- return NULL;
-}
-char* ModeParser::GiveHops(userrec *user,char *dest,chanrec *chan,int status)
-{
- userrec *d = this->SanityChecks(user,dest,chan,status);
-
- if (d)
+ if (IS_LOCAL(user) && !IS_OPER(user))
{
- if (IS_LOCAL(user))
+ char* disabled = (type == MODETYPE_CHANNEL) ? ServerInstance->Config->DisabledCModes : ServerInstance->Config->DisabledUModes;
+ if (disabled[modechar - 'A'])
{
- int MOD_RESULT = 0;
- FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(user,d,chan,AC_HALFOP));
-
- if (MOD_RESULT == ACR_DENY)
- return NULL;
- if (MOD_RESULT == ACR_DEFAULT)
- {
- if ((status < STATUS_OP) && (!is_uline(user->server)))
- {
- WriteServ(user->fd,"482 %s %s :You're not a channel operator",user->nick, chan->name);
- return NULL;
- }
- }
+ 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;
}
-
- return this->Grant(d,chan,UCMODE_HOP);
}
- return NULL;
-}
-char* ModeParser::GiveVoice(userrec *user,char *dest,chanrec *chan,int status)
-{
- userrec *d = this->SanityChecks(user,dest,chan,status);
-
- if (d)
+ if (adding && IS_LOCAL(user) && mh->NeedsOper() && !user->HasModePermission(modechar, type))
{
- if (IS_LOCAL(user))
+ /* It's an oper only mode, and they don't have access to it. */
+ if (IS_OPER(user))
{
- int MOD_RESULT = 0;
- FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(user,d,chan,AC_VOICE));
-
- if (MOD_RESULT == ACR_DENY)
- return NULL;
- if (MOD_RESULT == ACR_DEFAULT)
- {
- if ((status < STATUS_HOP) && (!is_uline(user->server)))
- {
- WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",user->nick, chan->name);
- return NULL;
- }
- }
+ 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->NameStr(), type == MODETYPE_CHANNEL ? "channel" : "user", modechar);
}
-
- return this->Grant(d,chan,UCMODE_VOICE);
+ 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);
+ }
+ return MODEACTION_DENY;
}
- return NULL;
-}
-char* ModeParser::TakeOps(userrec *user,char *dest,chanrec *chan,int status)
-{
- userrec *d = this->SanityChecks(user,dest,chan,status);
-
- if (d)
+ if (mh->GetTranslateType() == TR_NICK)
{
+ User* prefixtarget;
if (IS_LOCAL(user))
+ prefixtarget = ServerInstance->FindNickOnly(parameter);
+ else
+ prefixtarget = ServerInstance->FindNick(parameter);
+
+ if (!prefixtarget)
{
- int MOD_RESULT = 0;
- FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(user,d,chan,AC_DEOP));
-
- if (MOD_RESULT == ACR_DENY)
- return NULL;
- if (MOD_RESULT == ACR_DEFAULT)
- {
- if ((status < STATUS_OP) && (!is_uline(user->server)) && (IS_LOCAL(user)))
- {
- WriteServ(user->fd,"482 %s %s :You are not a channel operator",user->nick, chan->name);
- return NULL;
- }
- }
+ user->WriteNumeric(ERR_NOSUCHNICK, "%s %s :No such nick/channel", user->nick.c_str(), parameter.c_str());
+ return MODEACTION_DENY;
}
+ }
- return this->Revoke(d,chan,UCMODE_OP);
+ if (mh->GetPrefixRank() && chan)
+ {
+ User* user_to_prefix = ServerInstance->FindNick(parameter);
+ if (!user_to_prefix)
+ return MODEACTION_DENY;
+ if (!chan->SetPrefix(user_to_prefix, modechar, adding))
+ return MODEACTION_DENY;
}
- return NULL;
+
+ /* Call the handler for the mode */
+ ModeAction ma = mh->OnModeChange(user, targetuser, chan, parameter, adding);
+
+ if (pcnt && parameter.empty())
+ return MODEACTION_DENY;
+
+ if (ma != MODEACTION_ALLOW)
+ return ma;
+
+ for (ModeWatchIter watchers = modewatchers[handler_id].begin(); watchers != modewatchers[handler_id].end(); watchers++)
+ (*watchers)->AfterMode(user, targetuser, chan, parameter, adding, type);
+
+ return MODEACTION_ALLOW;
}
-char* ModeParser::TakeHops(userrec *user,char *dest,chanrec *chan,int status)
+void ModeParser::Process(const std::vector<std::string>& parameters, User *user, bool merge)
{
- userrec *d = this->SanityChecks(user,dest,chan,status);
-
- if (d)
+ const std::string& target = parameters[0];
+ Channel* targetchannel = ServerInstance->FindChan(target);
+ User* targetuser = NULL;
+ if (!targetchannel)
{
if (IS_LOCAL(user))
- {
- int MOD_RESULT = 0;
- FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(user,d,chan,AC_DEHALFOP));
-
- if (MOD_RESULT == ACR_DENY)
- return NULL;
- if (MOD_RESULT == ACR_DEFAULT)
- {
- /* Tweak by Brain suggested by w00t, allow a halfop to dehalfop themselves */
- if ((user != d) && ((status < STATUS_OP) && (!is_uline(user->server))))
- {
- WriteServ(user->fd,"482 %s %s :You are not a channel operator",user->nick, chan->name);
- return NULL;
- }
- }
- }
-
- return this->Revoke(d,chan,UCMODE_HOP);
+ targetuser = ServerInstance->FindNickOnly(target);
+ else
+ targetuser = ServerInstance->FindNick(target);
}
- return NULL;
-}
+ ModeType type = targetchannel ? MODETYPE_CHANNEL : MODETYPE_USER;
-char* ModeParser::TakeVoice(userrec *user,char *dest,chanrec *chan,int status)
-{
- userrec *d = this->SanityChecks(user,dest,chan,status);
+ LastParse.clear();
+ LastParseParams.clear();
+ LastParseTranslate.clear();
- if (d)
+ if ((!targetchannel) && ((!targetuser) || (IS_SERVER(targetuser))))
{
- if (IS_LOCAL(user))
- {
- int MOD_RESULT = 0;
- FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(user,d,chan,AC_DEVOICE));
-
- if (MOD_RESULT == ACR_DENY)
- return NULL;
- if (MOD_RESULT == ACR_DEFAULT)
- {
- if ((status < STATUS_HOP) && (!is_uline(user->server)))
- {
- WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",user->nick, chan->name);
- return NULL;
- }
- }
- }
-
- return this->Revoke(d,chan,UCMODE_VOICE);
+ 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;
}
- return NULL;
-}
-char* ModeParser::AddBan(userrec *user,char *dest,chanrec *chan,int status)
-{
- BanItem b;
- int toomanyexclamation = 0;
- int toomanyat = 0;
+ ModResult MOD_RESULT;
+ FIRST_MOD_RESULT(OnPreMode, MOD_RESULT, (user, targetuser, targetchannel, parameters));
- if ((!user) || (!dest) || (!chan) || (!*dest))
+ bool SkipAccessChecks = false;
+
+ if (!IS_LOCAL(user) || ServerInstance->ULine(user->server) || MOD_RESULT == MOD_RES_ALLOW)
+ SkipAccessChecks = true;
+ else if (MOD_RESULT == MOD_RES_DENY)
+ return;
+
+ if (targetuser && !SkipAccessChecks && user != targetuser)
{
- log(DEFAULT,"*** BUG *** AddBan was given an invalid parameter");
- return NULL;
+ user->WriteNumeric(ERR_USERSDONTMATCH, "%s :Can't change mode for other users", user->nick.c_str());
+ return;
}
- for (char* i = dest; *i; i++)
+ std::string mode_sequence = parameters[1];
+
+ std::string output_mode;
+ std::ostringstream output_parameters;
+ LastParseParams.push_back(output_mode);
+ LastParseTranslate.push_back(TR_TEXT);
+
+ bool adding = true;
+ char output_pm = '\0'; // current output state, '+' or '-'
+ unsigned int param_at = 2;
+
+ for (std::string::const_iterator letter = mode_sequence.begin(); letter != mode_sequence.end(); letter++)
{
- if ((*i < 32) || (*i > 126))
+ unsigned char modechar = *letter;
+ if (modechar == '+' || modechar == '-')
+ {
+ adding = (modechar == '+');
+ continue;
+ }
+
+ ModeHandler *mh = this->FindMode(modechar, type);
+ if (!mh)
{
- return NULL;
+ /* 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);
+ continue;
}
- else if (*i == '!')
+
+ std::string parameter;
+ int pcnt = mh->GetNumParams(adding);
+ if (pcnt && param_at == parameters.size())
{
- toomanyexclamation++;
+ /* No parameter, continue to the next mode */
+ mh->OnParameterMissing(user, targetuser, targetchannel);
+ continue;
}
- else if (*i == '@')
+ else if (pcnt)
{
- toomanyat++;
+ parameter = parameters[param_at++];
+ /* Make sure the user isn't trying to slip in an invalid parameter */
+ if ((parameter.empty()) || (parameter.find(':') == 0) || (parameter.rfind(' ') != std::string::npos))
+ continue;
+ if (merge && targetchannel && targetchannel->IsModeSet(modechar) && !mh->IsListMode())
+ {
+ std::string ours = targetchannel->GetModeParameter(modechar);
+ if (!mh->ResolveModeConflict(parameter, ours, targetchannel))
+ /* we won the mode merge, don't apply this mode */
+ continue;
+ }
}
- }
- if (toomanyexclamation != 1 || toomanyat != 1)
- /*
- * this stops sillyness like n!u!u!u@h, though note that most
- * ircds don't actually verify banmask validity. --w00t
- */
- return NULL;
+ ModeAction ma = TryMode(user, targetuser, targetchannel, adding, modechar, parameter, SkipAccessChecks);
- long maxbans = GetMaxBans(chan->name);
- if ((unsigned)chan->bans.size() > (unsigned)maxbans)
- {
- WriteServ(user->fd,"478 %s %s :Channel ban list for %s is full (maximum entries for this channel is %d)",user->nick, chan->name,chan->name,maxbans);
- return NULL;
- }
+ if (ma != MODEACTION_ALLOW)
+ continue;
- log(DEBUG,"AddBan: %s %s",chan->name,user->nick);
+ char needed_pm = adding ? '+' : '-';
+ if (needed_pm != output_pm)
+ {
+ output_pm = needed_pm;
+ output_mode.append(1, output_pm);
+ }
+ output_mode.append(1, modechar);
- int MOD_RESULT = 0;
- FOREACH_RESULT(I_OnAddBan,OnAddBan(user,chan,dest));
- if (MOD_RESULT)
- return NULL;
+ if (pcnt)
+ {
+ TranslateType tt = mh->GetTranslateType();
+ if (tt == TR_NICK)
+ {
+ User* u = ServerInstance->FindNick(parameter);
+ if (u)
+ parameter = u->nick;
+ }
+ output_parameters << " " << parameter;
+ LastParseParams.push_back(parameter);
+ LastParseTranslate.push_back(tt);
+ }
- TidyBan(dest);
- for (BanList::iterator i = chan->bans.begin(); i != chan->bans.end(); i++)
- {
- if (!strcasecmp(i->data,dest))
+ if ( (output_mode.length() + output_parameters.str().length() > 450)
+ || (output_mode.length() > 100)
+ || (LastParseParams.size() > ServerInstance->Config->Limits.MaxModes))
{
- // dont allow a user to set the same ban twice
- return NULL;
+ /* mode sequence is getting too long */
+ break;
}
}
- b.set_time = TIME;
- strlcpy(b.data,dest,MAXBUF);
- if (*user->nick)
+ LastParseParams[0] = output_mode;
+
+ if (!output_mode.empty())
{
- strlcpy(b.set_by,user->nick,NICKMAX-1);
+ LastParse = targetchannel ? targetchannel->name : targetuser->nick;
+ LastParse.append(" ");
+ LastParse.append(output_mode);
+ LastParse.append(output_parameters.str());
+
+ if (targetchannel)
+ {
+ targetchannel->WriteChannel(user, "MODE %s", LastParse.c_str());
+ FOREACH_MOD(I_OnMode,OnMode(user, targetchannel, TYPE_CHANNEL, LastParseParams, LastParseTranslate));
+ }
+ else
+ {
+ targetuser->WriteFrom(user, "MODE %s", LastParse.c_str());
+ FOREACH_MOD(I_OnMode,OnMode(user, targetuser, TYPE_USER, LastParseParams, LastParseTranslate));
+ }
}
- else
+ else if (targetchannel && parameters.size() == 2)
{
- strlcpy(b.set_by,Config->ServerName,NICKMAX-1);
+ /* 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);
}
- chan->bans.push_back(b);
- return dest;
}
-char* ModeParser::TakeBan(userrec *user,char *dest,chanrec *chan,int status)
+void ModeParser::DisplayListModes(User* user, Channel* chan, std::string &mode_sequence)
{
- if ((!user) || (!dest) || (!chan) || (!*dest)) {
- log(DEFAULT,"*** BUG *** TakeBan was given an invalid parameter");
- return 0;
- }
+ seq++;
- log(DEBUG,"del_ban: %s %s",chan->name,user->nick);
- for (BanList::iterator i = chan->bans.begin(); i != chan->bans.end(); i++)
+ for (std::string::const_iterator letter = mode_sequence.begin(); letter != mode_sequence.end(); letter++)
{
- if (!strcasecmp(i->data,dest))
+ 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())
+ return;
+
+ ModResult MOD_RESULT;
+ FIRST_MOD_RESULT(OnRawMode, MOD_RESULT, (user, chan, mletter, "", true, 0));
+ if (MOD_RESULT == MOD_RES_DENY)
+ continue;
+
+ bool display = true;
+ if (!user->HasPrivPermission("channels/auspex") && ServerInstance->Config->HideModeLists[mletter] && (chan->GetPrefixValue(user) < HALFOP_VALUE))
+ {
+ user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s %s :You do not have access to view the +%c list",
+ user->nick.c_str(), chan->name.c_str(), mletter);
+ display = false;
+ }
+
+ unsigned char handler_id = (mletter - 'A') | MASK_CHANNEL;
+
+ for(ModeWatchIter watchers = modewatchers[handler_id].begin(); watchers != modewatchers[handler_id].end(); watchers++)
{
- int MOD_RESULT = 0;
- FOREACH_RESULT(I_OnDelBan,OnDelBan(user,chan,dest));
- if (MOD_RESULT)
- return NULL;
- chan->bans.erase(i);
- return dest;
+ std::string dummyparam;
+
+ if (!((*watchers)->BeforeMode(user, NULL, chan, dummyparam, true, MODETYPE_CHANNEL)))
+ display = false;
}
+ if (display)
+ mh->DisplayList(user, chan);
+ else
+ mh->DisplayEmptyList(user, chan);
}
- return NULL;
}
+const std::string& ModeParser::GetLastParse()
+{
+ return LastParse;
+}
-/** ModeParser::CompressModes()
- * Tidies up redundant modes,
- * e.g. +nt-nt+i becomes +-+i
- * A section further down the chain tidies up the +-+- crap.
- */
-std::string ModeParser::CompressModes(std::string modes,bool channelmodes)
+void ModeParser::CleanMask(std::string &mask)
{
- /*
- * OK, iterate over the mode string and count how many times a certain mode appears in it.
- * Then, erase all instances of any character that appears more than once.
- * This only operates on modes with no parameters, you can still +v-v+v-v+v-v to your heart's content.
- */
-
- /* Do we really need an int here? Can you fit enough modes in a line to overflow a short? */
- short counts[127];
- bool active[127];
- memset(counts, 0, sizeof(counts));
- memset(active, 0, sizeof(active));
-
- for(unsigned char* i = (unsigned char*)modes.c_str(); *i; i++)
- {
- if((*i == '+') || (*i == '-'))
- continue;
+ std::string::size_type pos_of_pling = mask.find_first_of('!');
+ std::string::size_type pos_of_at = mask.find_first_of('@');
+ std::string::size_type pos_of_dot = mask.find_first_of('.');
+ std::string::size_type pos_of_colons = mask.find("::"); /* Because ipv6 addresses are colon delimited -- double so it treats extban as nick */
+
+ if (mask.length() >= 2 && mask[1] == ':')
+ return; // if it's an extban, don't even try guess how it needs to be formed.
- if(!channelmodes || (channelmodes && (strchr("itnmsp", *i) || (ModeDefined(*i, MT_CHANNEL) && !ModeDefinedOn(*i,MT_CHANNEL) && !ModeDefinedOff(*i,MT_CHANNEL)))))
+ if ((pos_of_pling == std::string::npos) && (pos_of_at == std::string::npos))
+ {
+ /* Just a nick, or just a host - or clearly ipv6 (starting with :) */
+ if ((pos_of_dot == std::string::npos) && (pos_of_colons == std::string::npos) && mask[0] != ':')
{
- log(DEBUG,"Tidy mode %c", *i);
- counts[*i]++;
- active[*i] = true;
+ /* It has no '.' in it, it must be a nick. */
+ mask.append("!*@*");
}
- }
-
- for(unsigned char j = 65; j < 127; j++)
- {
- if ((counts[j] > 1) && (active[j] == true))
+ else
{
- std::string::size_type pos;
-
- while((pos = modes.find(j)) != std::string::npos)
- {
- log(DEBUG, "Deleting occurence of mode %c...", j);
- modes.erase(pos, 1);
- log(DEBUG,"New mode line: %s", modes.c_str());
- }
+ /* Got a dot in it? Has to be a host */
+ mask = "*!*@" + mask;
}
}
-
- return modes;
+ else if ((pos_of_pling == std::string::npos) && (pos_of_at != std::string::npos))
+ {
+ /* Has an @ but no !, its a user@host */
+ mask = "*!" + mask;
+ }
+ else if ((pos_of_pling != std::string::npos) && (pos_of_at == std::string::npos))
+ {
+ /* Has a ! but no @, it must be a nick!ident */
+ mask.append("@*");
+ }
}
-void ModeParser::ProcessModes(char **parameters,userrec* user,chanrec *chan,int status, int pcnt, bool servermode, bool silent, bool local)
+bool ModeParser::AddMode(ModeHandler* mh)
{
- if ((!parameters) || (pcnt < 2)) {
- return;
- }
+ unsigned char mask = 0;
+ unsigned char pos = 0;
+
+ /* 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;
+
+ /* 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;
+
+ if (mh->GetPrefix() && FindPrefix(mh->GetPrefix()))
+ return false;
+
+ mh->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
+ pos = (mh->GetModeChar()-65) | mask;
- char outlist[MAXBUF];
- char mlist[MAXBUF];
- char *outpars[32];
- int param = 2;
- int pc = 0;
- int ptr = 0;
- int mdir = 1;
- char* r = NULL;
- bool k_set = false, l_set = false, previously_set_l = false, previously_unset_l = false, previously_set_k = false, previously_unset_k = false;
-
- int MOD_RESULT = 0;
-
- if (IS_LOCAL(user))
+ if (modehandlers[pos])
+ return false;
+
+ modehandlers[pos] = mh;
+ return true;
+}
+
+bool ModeParser::DelMode(ModeHandler* mh)
+{
+ unsigned char mask = 0;
+ unsigned char pos = 0;
+
+ if ((mh->GetModeChar() < 'A') || (mh->GetModeChar() > 'z'))
+ return false;
+
+ mh->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
+ pos = (mh->GetModeChar()-65) | mask;
+
+ if (modehandlers[pos] != mh)
+ return false;
+
+ /* Note: We can't stack here, as we have modes potentially being removed across many different channels.
+ * To stack here we have to make the algorithm slower. Discuss.
+ */
+ switch (mh->GetModeType())
{
- FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(user,NULL,chan,AC_GENERAL_MODE));
- if (MOD_RESULT == ACR_DENY)
- return;
+ case MODETYPE_USER:
+ for (user_hash::iterator i = ServerInstance->Users->clientlist->begin(); i != ServerInstance->Users->clientlist->end(); )
+ {
+ User* user = i->second;
+ ++i;
+ mh->RemoveMode(user);
+ }
+ break;
+ case MODETYPE_CHANNEL:
+ for (chan_hash::iterator i = ServerInstance->chanlist->begin(); i != ServerInstance->chanlist->end(); )
+ {
+ // The channel may not be in the hash after RemoveMode(), see m_permchannels
+ Channel* chan = i->second;
+ ++i;
+ mh->RemoveMode(chan);
+ }
+ break;
}
- std::string tidied = this->CompressModes(parameters[1],true);
- strlcpy(mlist,tidied.c_str(),MAXBUF);
- char* modelist = mlist;
+ modehandlers[pos] = NULL;
- *outlist = *modelist;
- char* outl = outlist+1;
+ return true;
+}
- mdir = (*modelist == '+');
+ModeHandler* ModeParser::FindMode(unsigned const char modeletter, ModeType mt)
+{
+ unsigned char mask = 0;
+ unsigned char pos = 0;
- log(DEBUG,"process_modes: modelist: %s",modelist);
+ if ((modeletter < 'A') || (modeletter > 'z'))
+ return NULL;
- int len = tidied.length();
- while (modelist[len-1] == ' ')
- modelist[--len] = '\0';
+ mt == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
+ pos = (modeletter-65) | mask;
- for (char* modechar = (modelist + 1); *modechar; ptr++, modechar++)
- {
- r = NULL;
+ return modehandlers[pos];
+}
- /* If we have more than MAXMODES changes in one line,
- * drop all after the MAXMODES
- */
- if (pc > MAXMODES-1)
- break;
+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;
-
- switch (*modechar)
- {
- case '-':
- *outl++ = '-';
- mdir = 0;
- break;
-
- case '+':
- *outl++ = '+';
- mdir = 1;
- break;
+ if (modehandlers[pos])
+ modestr[pointer++] = mode;
+ }
+ modestr[pointer++] = 0;
+ return modestr;
+}
- case 'o':
- log(DEBUG,"Ops");
- if ((param >= pcnt)) break;
- log(DEBUG,"Enough parameters left");
- r = NULL;
- if (mdir == 1)
- {
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'o', parameters[param], true, 1));
- if (!MOD_RESULT)
- {
- r = GiveOps(user,parameters[param++],chan,status);
- }
- else param++;
- }
- else
- {
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'o', parameters[param], false, 1));
- if (!MOD_RESULT)
- {
- r = TakeOps(user,parameters[param++],chan,status);
- }
- else param++;
- }
- if (r)
- {
- *outl++ = 'o';
- outpars[pc++] = r;
- }
- break;
-
- case 'h':
- if (((param >= pcnt)) || (!Config->AllowHalfop)) break;
- r = NULL;
- if (mdir == 1)
- {
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'h', parameters[param], true, 1));
- if (!MOD_RESULT)
- {
- r = GiveHops(user,parameters[param++],chan,status);
- }
- else param++;
- }
- else
- {
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'h', parameters[param], false, 1));
- if (!MOD_RESULT)
- {
- r = TakeHops(user,parameters[param++],chan,status);
- }
- else param++;
- }
- if (r)
- {
- *outl++ = 'h';
- outpars[pc++] = r;
- }
- break;
-
-
- case 'v':
- if ((param >= pcnt)) break;
- r = NULL;
- if (mdir == 1)
- {
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'v', parameters[param], true, 1));
- if (!MOD_RESULT)
- {
- r = GiveVoice(user,parameters[param++],chan,status);
- }
- else param++;
- }
- else
- {
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'v', parameters[param], false, 1));
- if (!MOD_RESULT)
- {
- r = TakeVoice(user,parameters[param++],chan,status);
- }
- else param++;
- }
- if (r)
- {
- *outl++ = 'v';
- outpars[pc++] = r;
- }
- break;
-
- case 'b':
- if ((param >= pcnt)) break;
- r = NULL;
- if (mdir == 1)
- {
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'b', parameters[param], true, 1));
- if (!MOD_RESULT)
- {
- r = AddBan(user,parameters[param++],chan,status);
- }
- else param++;
- }
- else
- {
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'b', parameters[param], false, 1));
- if (!MOD_RESULT)
- {
- r = TakeBan(user,parameters[param++],chan,status);
- }
- else param++;
- }
- if (r)
- {
- *outl++ = 'b';
- outpars[pc++] = parameters[param-1];
- }
- break;
+std::string ModeParser::ChannelModeList()
+{
+ char modestr[256];
+ int pointer = 0;
+ for (unsigned char mode = 'A'; mode <= 'z'; mode++)
+ {
+ unsigned char pos = (mode-65) | MASK_CHANNEL;
- case 'k':
- if ((param >= pcnt))
- break;
+ if (modehandlers[pos])
+ modestr[pointer++] = mode;
+ }
+ modestr[pointer++] = 0;
+ return modestr;
+}
- if (mdir == 1)
- {
- if (k_set)
- break;
-
- if (previously_unset_k)
- break;
- previously_set_k = true;
-
- if (!chan->modes[CM_KEY])
- {
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'k', parameters[param], true, 1));
- if (!MOD_RESULT)
- {
- *outl++ = 'k';
- char key[MAXBUF];
- strlcpy(key,parameters[param++],32);
- outpars[pc++] = key;
- strlcpy(chan->key,key,MAXBUF);
- chan->modes[CM_KEY] = 1;
- k_set = true;
- }
- else param++;
- }
- }
- else
- {
- /* checks on -k are case sensitive and only accurate to the
- first 32 characters */
- if (previously_set_k)
- break;
- previously_unset_k = true;
-
- char key[MAXBUF];
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'k', parameters[param], false, 1));
- if (!MOD_RESULT)
- {
- strlcpy(key,parameters[param++],32);
- /* only allow -k if correct key given */
- if (!strcmp(chan->key,key))
- {
- *outl++ = 'k';
- *chan->key = 0;
- chan->modes[CM_KEY] = 0;
- outpars[pc++] = key;
- }
- }
- else param++;
- }
- break;
-
- case 'l':
- if (mdir == 0)
- {
- if (previously_set_l)
- break;
- previously_unset_l = true;
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'l', "", false, 0));
- if (!MOD_RESULT)
- {
- if (chan->modes[CM_LIMIT])
- {
- *outl++ = 'l';
- chan->limit = 0;
- chan->modes[CM_LIMIT] = 0;
- }
- }
- }
-
- if ((param >= pcnt)) break;
- if (mdir == 1)
- {
- if (l_set)
- break;
- if (previously_unset_l)
- break;
- previously_set_l = true;
- bool invalid = false;
- for (char* f = parameters[param]; *f; f++)
- {
- if ((*f < '0') || (*f > '9'))
- {
- invalid = true;
- }
- }
- /* If the limit is < 1, or the new limit is the current limit, dont allow */
- if ((atoi(parameters[param]) < 1) || ((chan->limit > 0) && (atoi(parameters[param]) == chan->limit)))
- {
- invalid = true;
- }
+std::string ModeParser::ParaModeList()
+{
+ char modestr[256];
+ int pointer = 0;
- if (invalid)
- break;
+ for (unsigned char mode = 'A'; mode <= 'z'; mode++)
+ {
+ unsigned char pos = (mode-65) | MASK_CHANNEL;
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'l', parameters[param], true, 1));
- if (!MOD_RESULT)
- {
-
- chan->limit = atoi(parameters[param]);
-
- // reported by mech: large values cause underflow
- if (chan->limit < 0)
- chan->limit = 0x7FFF;
- }
-
- if (chan->limit)
- {
- *outl++ = 'l';
- chan->modes[CM_LIMIT] = 1;
- outpars[pc++] = parameters[param++];
- l_set = true;
- }
- }
- break;
-
- case 'i':
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'i', "", mdir, 0));
- if (!MOD_RESULT)
- {
- if (mdir)
- {
- if (!(chan->modes[CM_INVITEONLY])) *outl++ = 'i';
- chan->modes[CM_INVITEONLY] = 1;
- }
- else
- {
- if (chan->modes[CM_INVITEONLY]) *outl++ = 'i';
- chan->modes[CM_INVITEONLY] = 0;
- }
- }
- break;
-
- case 't':
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 't', "", mdir, 0));
- if (!MOD_RESULT)
- {
- if (mdir)
- {
- if (!(chan->modes[CM_TOPICLOCK])) *outl++ = 't';
- chan->modes[CM_TOPICLOCK] = 1;
- }
- else
- {
- if (chan->modes[CM_TOPICLOCK]) *outl++ = 't';
- chan->modes[CM_TOPICLOCK] = 0;
- }
- }
- break;
-
- case 'n':
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'n', "", mdir, 0));
- if (!MOD_RESULT)
- {
- if (mdir)
- {
- if (!(chan->modes[CM_NOEXTERNAL])) *outl++ = 'n';
- chan->modes[CM_NOEXTERNAL] = 1;
- }
- else
- {
- if (chan->modes[CM_NOEXTERNAL]) *outl++ = 'n';
- chan->modes[CM_NOEXTERNAL] = 0;
- }
- }
- break;
-
- case 'm':
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'm', "", mdir, 0));
- if (!MOD_RESULT)
- {
- if (mdir)
- {
- if (!(chan->modes[CM_MODERATED])) *outl++ = 'm';
- chan->modes[CM_MODERATED] = 1;
- }
- else
- {
- if (chan->modes[CM_MODERATED]) *outl++ = 'm';
- chan->modes[CM_MODERATED] = 0;
- }
- }
- break;
-
- case 's':
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 's', "", mdir, 0));
- if (!MOD_RESULT)
- {
- if (mdir)
- {
- if (!(chan->modes[CM_SECRET])) *outl++ = 's';
- chan->modes[CM_SECRET] = 1;
- if (chan->modes[CM_PRIVATE])
- {
- chan->modes[CM_PRIVATE] = 0;
- if (mdir)
- {
- *outl++ = '-'; *outl++ = 'p'; *outl++ = '+';
- }
- }
- }
- else
- {
- if (chan->modes[CM_SECRET]) *outl++ = 's';
- chan->modes[CM_SECRET] = 0;
- }
- }
- break;
-
- case 'p':
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'p', "", mdir, 0));
- if(!MOD_RESULT)
- {
- if(mdir)
- {
- if(!(chan->modes[CM_PRIVATE]))
- *outl++ = 'p';
-
- chan->modes[CM_PRIVATE] = 1;
-
- if(chan->modes[CM_SECRET])
- {
- chan->modes[CM_SECRET] = 0;
+ if ((modehandlers[pos]) && (modehandlers[pos]->GetNumParams(true)))
+ modestr[pointer++] = mode;
+ }
+ modestr[pointer++] = 0;
+ return modestr;
+}
- *outl++ = '-';
- *outl++ = 's';
- *outl++ = '+';
- }
- }
- else
- {
- if(chan->modes[CM_PRIVATE])
- *outl++ = 'p';
-
- chan->modes[CM_PRIVATE] = 0;
- }
- }
- break;
-
- default:
- string_list p;
- p.clear();
- bool x = chan->modes[*modechar-65];
- if ((!x && !mdir) || (x && mdir))
+ModeHandler* ModeParser::FindPrefix(unsigned const char pfxletter)
+{
+ for (unsigned char mode = 'A'; mode <= 'z'; mode++)
+ {
+ unsigned char pos = (mode-65) | MASK_CHANNEL;
+
+ if ((modehandlers[pos]) && (modehandlers[pos]->GetPrefix() == pfxletter))
+ {
+ return modehandlers[pos];
+ }
+ }
+ return NULL;
+}
+
+std::string ModeParser::GiveModeList(ModeMasks m)
+{
+ std::string type1; /* Listmodes EXCEPT those with a prefix */
+ std::string type2; /* Modes that take a param when adding or removing */
+ std::string type3; /* Modes that only take a param when adding */
+ std::string type4; /* Modes that dont take a param */
+
+ for (unsigned char mode = 'A'; mode <= 'z'; mode++)
+ {
+ unsigned char pos = (mode-65) | m;
+ /* One parameter when adding */
+ if (modehandlers[pos])
+ {
+ if (modehandlers[pos]->GetNumParams(true))
+ {
+ if ((modehandlers[pos]->IsListMode()) && (!modehandlers[pos]->GetPrefix()))
{
- if (!ModeIsListMode(*modechar,MT_CHANNEL))
- {
- log(DEBUG,"Mode %c isnt set on %s but trying to remove!",*modechar,chan->name);
- break;
- }
+ type1 += modehandlers[pos]->GetModeChar();
}
- if (ModeDefined(*modechar,MT_CHANNEL))
+ else
{
- /* A module has claimed this mode */
- if (param<pcnt)
+ /* ... and one parameter when removing */
+ if (modehandlers[pos]->GetNumParams(false))
{
- if ((ModeDefinedOn(*modechar,MT_CHANNEL)>0) && (mdir))
- {
- p.push_back(parameters[param]);
- }
- if ((ModeDefinedOff(*modechar,MT_CHANNEL)>0) && (!mdir))
+ /* But not a list mode */
+ if (!modehandlers[pos]->GetPrefix())
{
- p.push_back(parameters[param]);
+ type2 += modehandlers[pos]->GetModeChar();
}
}
- bool handled = false;
- if (param>=pcnt)
+ else
{
- // we're supposed to have a parameter, but none was given... so dont handle the mode.
- if (((ModeDefinedOn(*modechar,MT_CHANNEL)>0) && (mdir)) || ((ModeDefinedOff(*modechar,MT_CHANNEL)>0) && (!mdir)))
- {
- log(DEBUG,"Not enough parameters for module-mode %c",*modechar);
- handled = true;
- param++;
- }
+ /* No parameters when removing */
+ type3 += modehandlers[pos]->GetModeChar();
}
- // BIG ASS IDIOTIC CODER WARNING!
- // Using OnRawMode on another modules mode's behavour
- // will confuse the crap out of admins! just because you CAN
- // do it, doesnt mean you SHOULD!
- MOD_RESULT = 0;
- std::string para = "";
- if (p.size())
- para = p[0];
-
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, *modechar, para, mdir, pcnt));
- if(!MOD_RESULT)
- {
- for (int i = 0; i <= MODCOUNT; i++)
- {
- if (!handled)
- {
- int t = modules[i]->OnExtendedMode(user,chan,*modechar,MT_CHANNEL,mdir,p);
- if (t != 0)
- {
- log(DEBUG,"OnExtendedMode returned nonzero for a module");
- if (ModeIsListMode(*modechar,MT_CHANNEL))
- {
- if (t == -1)
- {
- //pc++;
- param++;
- }
- else
- {
- if (param < pcnt)
- {
- *outl++ = *modechar;
- }
- outpars[pc++] = parameters[param++];
- }
- }
- else
- {
- *outl++ = *modechar;
- chan->SetCustomMode(*modechar,mdir);
- // include parameters in output if mode has them
- if ((ModeDefinedOn(*modechar,MT_CHANNEL)>0) && (mdir))
- {
- if (param < pcnt)
- {
- chan->SetCustomModeParam(*modechar,parameters[param],mdir);
- outpars[pc++] = parameters[param++];
- }
- }
- }
- // break, because only one module can handle the mode.
- handled = true;
- }
- }
- }
- }
- }
- else
- {
- WriteServ(user->fd,"472 %s %c :is unknown mode char to me",user->nick,*modechar);
- }
- break;
- }
- }
-
- /* Null terminate it now we're done */
- *outl = 0;
-
-
- /************ Fast, but confusing string tidying ************/
- outl = outlist;
- while (*outl && (*outl < 'A'))
- outl++;
- /* outl now points to the first mode character after +'s and -'s */
- outl--;
- /* Now points at first mode-modifier + or - symbol */
- char* trim = outl;
- /* Now we tidy off any trailing -'s etc */
- while (*trim++);
- trim--;
- while ((*--trim == '+') || (*trim == '-'))
- *trim = 0;
- /************ Done wih the string tidy functions ************/
-
-
- /* The mode change must be at least two characters long (+ or - and at least one mode) */
- if (((*outl == '+') || (*outl == '-')) && *(outl+1))
- {
- for (ptr = 0; ptr < pc; ptr++)
- {
- charlcat(outl,' ',MAXBUF);
- strlcat(outl,outpars[ptr],MAXBUF-1);
- }
- if (local)
- {
- log(DEBUG,"Local mode change");
- WriteChannelLocal(chan, user, "MODE %s %s",chan->name,outl);
- FOREACH_MOD(I_OnMode,OnMode(user, chan, TYPE_CHANNEL, outl));
- }
- else
- {
- if (servermode)
- {
- if (!silent)
- {
- WriteChannelWithServ(Config->ServerName,chan,"MODE %s %s",chan->name,outl);
}
-
}
else
{
- if (!silent)
- {
- WriteChannel(chan,user,"MODE %s %s",chan->name,outl);
- FOREACH_MOD(I_OnMode,OnMode(user, chan, TYPE_CHANNEL, outl));
- }
+ type4 += modehandlers[pos]->GetModeChar();
}
}
}
-}
-
-// based on sourcemodes, return true or false to determine if umode is a valid mode a user may set on themselves or others.
-
-bool ModeParser::AllowedUmode(char umode, char* sourcemodes,bool adding,bool serveroverride)
-{
- bool sourceoper = (strchr(sourcemodes,'o') != NULL);
- log(DEBUG,"Allowed_umode: %c %s",umode,sourcemodes);
- // Servers can +o and -o arbitrarily
- if ((serveroverride == true) && (umode == 'o'))
- {
- return true;
- }
- // RFC1459 specified modes
- if ((umode == 'w') || (umode == 's') || (umode == 'i'))
- {
- /* umode allowed by RFC1459 scemantics */
- return true;
- }
-
- /* user may not +o themselves or others, but an oper may de-oper other opers or themselves */
- if (sourceoper && !adding)
- {
- return true;
- }
- else if (umode == 'o')
- {
- /* Bad oper, bad bad! */
- return false;
- }
-
- /* process any module-defined modes that need oper */
- if ((ModeDefinedOper(umode,MT_CLIENT)) && (sourceoper))
- {
- log(DEBUG,"umode %c allowed by module handler (oper only mode)",umode);
- return true;
- }
- else if (ModeDefined(umode,MT_CLIENT))
- {
- // process any module-defined modes that don't need oper
- log(DEBUG,"umode %c allowed by module handler (non-oper mode)",umode);
- if ((ModeDefinedOper(umode,MT_CLIENT)) && (!sourceoper))
- {
- // no, this mode needs oper, and this user 'aint got what it takes!
- return false;
- }
- return true;
- }
- // anything else - return false.
- log(DEBUG,"umode %c not known by any ruleset",umode);
- return false;
+ return type1 + "," + type2 + "," + type3 + "," + type4;
}
-bool ModeParser::ProcessModuleUmode(char umode, userrec* source, void* dest, bool adding)
+std::string ModeParser::BuildPrefixes(bool lettersAndModes)
{
- userrec* s2;
- bool faked = false;
- if (!source)
- {
- s2 = new userrec;
- strlcpy(s2->nick,Config->ServerName,NICKMAX-1);
- *s2->modes = 'o';
- *(s2->modes+1) = 0;
- s2->fd = -1;
- source = s2;
- faked = true;
- }
- string_list p;
- p.clear();
- if (ModeDefined(umode,MT_CLIENT))
+ std::string mletters;
+ std::string mprefixes;
+ std::map<int,std::pair<char,char> > prefixes;
+
+ for (unsigned char mode = 'A'; mode <= 'z'; mode++)
{
- for (int i = 0; i <= MODCOUNT; i++)
- {
- if (modules[i]->OnExtendedMode(source,(void*)dest,umode,MT_CLIENT,adding,p))
- {
- log(DEBUG,"Module %s claims umode %c",Config->module_names[i].c_str(),umode);
- return true;
- }
- }
- log(DEBUG,"No module claims umode %c",umode);
- if (faked)
+ unsigned char pos = (mode-65) | MASK_CHANNEL;
+
+ if ((modehandlers[pos]) && (modehandlers[pos]->GetPrefix()))
{
- delete s2;
- source = NULL;
+ prefixes[modehandlers[pos]->GetPrefixRank()] = std::make_pair(
+ modehandlers[pos]->GetPrefix(), modehandlers[pos]->GetModeChar());
}
- return false;
}
- else
+
+ for(std::map<int,std::pair<char,char> >::reverse_iterator n = prefixes.rbegin(); n != prefixes.rend(); n++)
{
- if (faked)
- {
- delete s2;
- source = NULL;
- }
- return false;
+ mletters = mletters + n->second.first;
+ mprefixes = mprefixes + n->second.second;
}
+
+ return lettersAndModes ? "(" + mprefixes + ")" + mletters : mletters;
}
-void cmd_mode::Handle (char **parameters, int pcnt, userrec *user)
+bool ModeParser::AddModeWatcher(ModeWatcher* mw)
{
- chanrec* chan;
- userrec* dest = Find(parameters[0]);
- int MOD_RESULT;
- int can_change;
- int direction = 1;
- char outpars[MAXBUF];
- bool next_ok = true;
-
- if (!user)
- return;
+ unsigned char mask = 0;
+ unsigned char pos = 0;
- if ((dest) && (pcnt == 1))
- {
- WriteServ(user->fd,"221 %s :+%s",dest->nick,dest->modes);
- return;
- }
- else if ((dest) && (pcnt > 1))
- {
- std::string tidied = ServerInstance->ModeGrok->CompressModes(parameters[1],false);
- parameters[1] = (char*)tidied.c_str();
+ if (!mw)
+ return false;
- char dmodes[MAXBUF];
- strlcpy(dmodes,dest->modes,MAXMODES);
- log(DEBUG,"pulled up dest user modes: %s",dmodes);
+ if ((mw->GetModeChar() < 'A') || (mw->GetModeChar() > 'z'))
+ return false;
- can_change = 0;
- if (user != dest)
- {
- if ((*user->oper) || (is_uline(user->server)))
- {
- can_change = 1;
- }
- }
- else
- {
- can_change = 1;
- }
- if (!can_change)
- {
- WriteServ(user->fd,"482 %s :Can't change mode for other users",user->nick);
- return;
- }
-
- outpars[0] = *parameters[1];
- outpars[1] = 0;
- direction = (*parameters[1] == '+');
+ mw->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
+ pos = (mw->GetModeChar()-65) | mask;
- if ((*parameters[1] != '+') && (*parameters[1] != '-'))
- return;
+ modewatchers[pos].push_back(mw);
- for (char* i = parameters[1]; *i; i++)
- {
- if ((i != parameters[1]) && (*i != '+') && (*i != '-'))
- next_ok = true;
+ return true;
+}
- switch (*i)
- {
- case ' ':
- continue;
+bool ModeParser::DelModeWatcher(ModeWatcher* mw)
+{
+ unsigned char mask = 0;
+ unsigned char pos = 0;
- case '+':
- if ((direction != 1) && (next_ok))
- {
- charlcat(outpars,'+',MAXBUF);
- next_ok = false;
- }
- direction = 1;
- break;
-
- case '-':
- if ((direction != 0) && (next_ok))
- {
- charlcat(outpars,'-',MAXBUF);
- next_ok = false;
- }
- direction = 0;
- break;
+ if (!mw)
+ return false;
- default:
- can_change = 0;
- if (*user->oper)
- {
- can_change = 1;
- }
- else
- {
- if ((*i == 'i') || (*i == 'w') || (*i == 's') || (ServerInstance->ModeGrok->AllowedUmode(*i,user->modes,direction,false)))
- {
- can_change = 1;
- }
- }
- if (can_change)
- {
- if (direction == 1)
- {
- if ((!strchr(dmodes,*i)) && (ServerInstance->ModeGrok->AllowedUmode(*i,user->modes,true,false)))
- {
- if ((ServerInstance->ModeGrok->ProcessModuleUmode(*i, user, dest, direction)) || (*i == 'i') || (*i == 's') || (*i == 'w') || (*i == 'o'))
- {
- charlcat(dmodes,*i,53);
- charlcat(outpars,*i,MAXMODES);
- switch (*i)
- {
- case 'o':
- FOREACH_MOD(I_OnGlobalOper,OnGlobalOper(dest));
- break;
- case 'i':
- dest->modebits |= UM_INVISIBLE;
- break;
- case 's':
- dest->modebits |= UM_SERVERNOTICE;
- break;
- case 'w':
- dest->modebits |= UM_WALLOPS;
- break;
- default:
- break;
- }
- }
- }
- }
- else
- {
- if ((ServerInstance->ModeGrok->AllowedUmode(*i,user->modes,false,false)) && (strchr(dmodes,*i)))
- {
- if ((ServerInstance->ModeGrok->ProcessModuleUmode(*i, user, dest, direction)) || (*i == 'i') || (*i == 's') || (*i == 'w') || (*i == 'o'))
- {
- charlcat(outpars,*i,MAXMODES);
- charremove(dmodes,*i);
- switch (*i)
- {
- case 'o':
- *dest->oper = 0;
- DeleteOper(dest);
- break;
- case 'i':
- dest->modebits &= ~UM_INVISIBLE;
- break;
- case 's':
- dest->modebits &= ~UM_SERVERNOTICE;
- break;
- case 'w':
- dest->modebits &= ~UM_WALLOPS;
- break;
- default:
- break;
- }
- }
- }
- }
- }
- break;
- }
- }
- if (*outpars)
- {
- char b[MAXBUF];
- char* z = b;
+ if ((mw->GetModeChar() < 'A') || (mw->GetModeChar() > 'z'))
+ return false;
- for (char* i = outpars; *i;)
- {
- *z++ = *i++;
- if (((*i == '-') || (*i == '+')) && ((*(i+1) == '-') || (*(i+1) == '+')))
- {
- // someones playing silly buggers and trying
- // to put a +- or -+ into the line...
- i++;
- }
- if (!*(i+1))
- {
- // Someone's trying to make the last character in
- // the line be a + or - symbol.
- if ((*i == '-') || (*i == '+'))
- {
- i++;
- }
- }
- }
- *z = 0;
+ mw->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
+ pos = (mw->GetModeChar()-65) | mask;
- if ((*b) && (!IS_SINGLE(b,'+')) && (!IS_SINGLE(b,'-')))
- {
- WriteTo(user, dest, "MODE %s :%s", dest->nick, b);
- FOREACH_MOD(I_OnMode,OnMode(user, dest, TYPE_USER, b));
- }
+ ModeWatchIter a = std::find(modewatchers[pos].begin(),modewatchers[pos].end(),mw);
- log(DEBUG,"Stripped mode line");
- log(DEBUG,"Line dest is now %s",dmodes);
- strlcpy(dest->modes,dmodes,MAXMODES-1);
+ if (a == modewatchers[pos].end())
+ {
+ return false;
+ }
- }
+ modewatchers[pos].erase(a);
- return;
- }
- else
+ return true;
+}
+
+/** This default implementation can remove simple user modes
+ */
+void ModeHandler::RemoveMode(User* user, irc::modestacker* stack)
+{
+ if (user->IsModeSet(this->GetModeChar()))
{
- chan = FindChan(parameters[0]);
- if(chan)
+ if (stack)
{
- if (pcnt == 1)
- {
- /* just /modes #channel */
- WriteServ(user->fd,"324 %s %s +%s",user->nick, chan->name, chanmodes(chan, chan->HasUser(user)));
- WriteServ(user->fd,"329 %s %s %d", user->nick, chan->name, chan->created);
- return;
- }
- else if (pcnt == 2)
- {
- char* mode = parameters[1];
-
- MOD_RESULT = 0;
-
- if (*mode == '+')
- mode++;
-
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, *mode, "", false, 0));
- if(!MOD_RESULT)
- {
- if (*mode == 'b')
- {
- for (BanList::iterator i = chan->bans.begin(); i != chan->bans.end(); i++)
- {
- WriteServ(user->fd,"367 %s %s %s %s %d",user->nick, chan->name, i->data, i->set_by, i->set_time);
- }
- WriteServ(user->fd,"368 %s %s :End of channel ban list",user->nick, chan->name);
- return;
- }
-
- if ((ModeDefined(*mode,MT_CHANNEL)) && (ModeIsListMode(*mode,MT_CHANNEL)))
- {
- // list of items for an extmode
- log(DEBUG,"Calling OnSendList for all modules, list output for mode %c",*mode);
- FOREACH_MOD(I_OnSendList,OnSendList(user,chan,*mode));
- return;
- }
- }
- }
-
- if ((IS_LOCAL(user)) && (!is_uline(user->server)) && (!chan->HasUser(user)))
- {
- WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, chan->name);
- return;
- }
-
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(user, NULL, chan, AC_GENERAL_MODE));
-
- if(MOD_RESULT == ACR_DENY)
- return;
-
- if(MOD_RESULT == ACR_DEFAULT)
- {
- if ((IS_LOCAL(user)) && (cstatus(user,chan) < STATUS_HOP))
- {
- WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",user->nick, chan->name);
- return;
- }
- }
-
- ServerInstance->ModeGrok->ProcessModes(parameters,user,chan,cstatus(user,chan),pcnt,false,false,false);
+ stack->Push(this->GetModeChar());
}
else
{
- WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
+ std::vector<std::string> parameters;
+ parameters.push_back(user->nick);
+ parameters.push_back("-");
+ parameters[1].push_back(this->GetModeChar());
+ ServerInstance->Modes->Process(parameters, ServerInstance->FakeClient);
}
}
}
-
-
-
-void ModeParser::ServerMode(char **parameters, int pcnt, userrec *user)
+/** This default implementation can remove simple channel modes
+ * (no parameters)
+ */
+void ModeHandler::RemoveMode(Channel* channel, irc::modestacker* stack)
{
- chanrec* Ptr;
- userrec* dest = Find(parameters[0]);
- int can_change;
- int direction = 1;
- char outpars[MAXBUF];
- bool next_ok = true;
-
- if ((dest) && (pcnt > 1))
+ if (channel->IsModeSet(this->GetModeChar()))
{
- std::string tidied = ServerInstance->ModeGrok->CompressModes(parameters[1],false);
- parameters[1] = (char*)tidied.c_str();
-
- char dmodes[MAXBUF];
- strlcpy(dmodes,dest->modes,MAXBUF);
+ if (stack)
+ {
+ stack->Push(this->GetModeChar());
+ }
+ else
+ {
+ std::vector<std::string> parameters;
+ parameters.push_back(channel->name);
+ parameters.push_back("-");
+ parameters[1].push_back(this->GetModeChar());
+ ServerInstance->SendMode(parameters, ServerInstance->FakeClient);
+ }
+ }
+}
- outpars[0] = *parameters[1];
- outpars[1] = 0;
- direction = (*parameters[1] == '+');
+struct builtin_modes
+{
+ ModeChannelSecret s;
+ ModeChannelPrivate p;
+ ModeChannelModerated m;
+ ModeChannelTopicOps t;
- if ((*parameters[1] != '+') && (*parameters[1] != '-'))
- return;
+ ModeChannelNoExternal n;
+ ModeChannelInviteOnly i;
+ ModeChannelKey k;
+ ModeChannelLimit l;
- for (char* i = parameters[1]; *i; i++)
- {
- if ((i != parameters[1]) && (*i != '+') && (*i != '-'))
- next_ok = true;
+ ModeChannelBan b;
+ ModeChannelOp o;
+ ModeChannelVoice v;
- switch (*i)
- {
- case ' ':
- continue;
+ ModeUserWallops uw;
+ ModeUserInvisible ui;
+ ModeUserOperator uo;
+ ModeUserServerNoticeMask us;
- case '+':
- if ((direction != 1) && (next_ok))
- {
- next_ok = false;
- charlcat(outpars,'+',MAXBUF);
- }
- direction = 1;
- break;
+ void init(ModeParser* modes)
+ {
+ modes->AddMode(&s);
+ modes->AddMode(&p);
+ modes->AddMode(&m);
+ modes->AddMode(&t);
+ modes->AddMode(&n);
+ modes->AddMode(&i);
+ modes->AddMode(&k);
+ modes->AddMode(&l);
+ modes->AddMode(&b);
+ modes->AddMode(&o);
+ modes->AddMode(&v);
+ modes->AddMode(&uw);
+ modes->AddMode(&ui);
+ modes->AddMode(&uo);
+ modes->AddMode(&us);
+ }
+};
- case '-':
- if ((direction != 0) && (next_ok))
- {
- next_ok = false;
- charlcat(outpars,'-',MAXBUF);
- }
- direction = 0;
- break;
+static builtin_modes static_modes;
- default:
- log(DEBUG,"begin mode processing entry");
- can_change = 1;
- if (can_change)
- {
- if (direction == 1)
- {
- log(DEBUG,"umode %c being added",*i);
- if ((!strchr(dmodes,*i)) && (ServerInstance->ModeGrok->AllowedUmode(*i,user->modes,true,true)))
- {
- log(DEBUG,"umode %c is an allowed umode",*i);
- if ((*i == 'i') || (*i == 's') || (*i == 'w') || (*i == 'o') || (ServerInstance->ModeGrok->ProcessModuleUmode(*i, user, dest, direction)))
- {
- charlcat(dmodes,*i,MAXBUF);
- charlcat(outpars,*i,53);
- switch (*i)
- {
- case 'i':
- dest->modebits |= UM_INVISIBLE;
- break;
- case 's':
- dest->modebits |= UM_SERVERNOTICE;
- break;
- case 'w':
- dest->modebits |= UM_WALLOPS;
- break;
- default:
- break;
- }
- }
- }
- }
- else
- {
- // can only remove a mode they already have
- log(DEBUG,"umode %c being removed",*i);
- if ((ServerInstance->ModeGrok->AllowedUmode(*i,user->modes,false,true)) && (strchr(dmodes,*i)))
- {
- log(DEBUG,"umode %c is an allowed umode",*i);
- if ((*i == 'i') || (*i == 's') || (*i == 'w') || (*i == 'o') || (ServerInstance->ModeGrok->ProcessModuleUmode(*i, user, dest, direction)))
- {
- charlcat(outpars,*i,MAXBUF);
- charremove(dmodes,*i);
- switch (*i)
- {
- case 'i':
- dest->modebits &= ~UM_INVISIBLE;
- break;
- case 's':
- dest->modebits &= ~UM_SERVERNOTICE;
- break;
- case 'w':
- dest->modebits &= ~UM_WALLOPS;
- break;
- default:
- break;
- }
- }
- }
- }
- }
- break;
- }
- }
- if (*outpars)
- {
- char b[MAXBUF];
- char* z = b;
+ModeParser::ModeParser()
+{
+ /* Clear mode handler list */
+ memset(modehandlers, 0, sizeof(modehandlers));
- for (char* i = outpars; *i;)
- {
- *z++ = *i++;
- if (((*i == '-') || (*i == '+')) && ((*(i+1) == '-') || (*(i+1) == '+')))
- {
- // someones playing silly buggers and trying
- // to put a +- or -+ into the line...
- i++;
- }
- if (!*(i+1))
- {
- // Someone's trying to make the last character in
- // the line be a + or - symbol.
- if ((*i == '-') || (*i == '+'))
- {
- i++;
- }
- }
- }
- *z = 0;
+ /* Last parse string */
+ LastParse.clear();
- if ((*b) && (!IS_SINGLE(b,'+')) && (!IS_SINGLE(b,'-')))
- {
- WriteTo(user, dest, "MODE %s :%s", dest->nick, b);
- FOREACH_MOD(I_OnMode,OnMode(user, dest, TYPE_USER, b));
- }
+ seq = 0;
+ memset(&sent, 0, sizeof(sent));
- log(DEBUG,"Stripped mode line");
- log(DEBUG,"Line dest is now %s",dmodes);
- strlcpy(dest->modes,dmodes,MAXMODES-1);
-
- }
+ static_modes.init(this);
+}
- return;
- }
-
- Ptr = FindChan(parameters[0]);
- if (Ptr)
- {
- ServerInstance->ModeGrok->ProcessModes(parameters,user,Ptr,STATUS_OP,pcnt,true,false,false);
- }
- else
- {
- WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
- }
+ModeParser::~ModeParser()
+{
}