* +------------------------------------+
*
* InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
- * E-mail:
- * <brain@chatspike.net>
- * <Craig@chatspike.net>
+ * 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.
+ * the file COPYING for details.
*
* ---------------------------------------------------
*/
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;
-
-ModeHandler::ModeHandler(char modeletter, int parameters_on, int parameters_off, bool listmode, ModeType type, bool operonly) : mode(modeletter), n_params_on(parameters_on), n_params_off(parameters_off), list(listmode), m_type(type), oper(operonly)
+/* +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"
+/* +s (server notices) */
+#include "modes/umode_s.h"
+/* +w (see wallops) */
+#include "modes/umode_w.h"
+/* +i (invisible) */
+#include "modes/umode_i.h"
+/* +o (operator) */
+#include "modes/umode_o.h"
+/* +n (notice mask - our implementation of snomasks) */
+#include "modes/umode_n.h"
+
+ModeHandler::ModeHandler(InspIRCd* Instance, char modeletter, int parameters_on, int parameters_off, bool listmode, ModeType type, bool operonly, char mprefix)
+ : ServerInstance(Instance), mode(modeletter), n_params_on(parameters_on), n_params_off(parameters_off), list(listmode), m_type(type), oper(operonly), prefix(mprefix)
{
}
return list;
}
+unsigned int ModeHandler::GetPrefixRank()
+{
+ return 0;
+}
+
ModeType ModeHandler::GetModeType()
{
return m_type;
return oper;
}
+char ModeHandler::GetPrefix()
+{
+ return prefix;
+}
+
int ModeHandler::GetNumParams(bool adding)
{
return adding ? n_params_on : n_params_off;
return MODEACTION_DENY;
}
+ModePair ModeHandler::ModeSet(userrec* source, userrec* dest, chanrec* channel, const std::string ¶meter)
+{
+ if (dest)
+ {
+ return std::make_pair(dest->IsModeSet(this->mode), "");
+ }
+ else
+ {
+ return std::make_pair(channel->IsModeSet(this->mode), "");
+ }
+}
+
void ModeHandler::DisplayList(userrec* user, chanrec* channel)
{
}
return (ours < theirs);
}
-ModeWatcher::ModeWatcher(char modeletter, ModeType type) : mode(modeletter), m_type(type)
+ModeWatcher::ModeWatcher(InspIRCd* Instance, char modeletter, ModeType type) : ServerInstance(Instance), mode(modeletter), m_type(type)
{
}
{
}
-userrec* ModeParser::SanityChecks(userrec *user,char *dest,chanrec *chan,int status)
+userrec* ModeParser::SanityChecks(userrec *user,const char *dest,chanrec *chan,int status)
{
userrec *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->WriteServ("401 %s %s :No such nick/channel",user->nick, dest);
return NULL;
}
return d;
}
-char* ModeParser::Grant(userrec *d,chanrec *chan,int MASK)
+const char* ModeParser::Grant(userrec *d,chanrec *chan,int MASK)
{
if (!chan)
- return NULL;
+ return "";
for (std::vector<ucrec*>::const_iterator i = d->chans.begin(); i != d->chans.end(); i++)
{
- if (((ucrec*)(*i))->channel == chan)
+ ucrec* n = (ucrec*)(*i);
+ if (n->channel == chan)
{
- if (((ucrec*)(*i))->uc_modes & MASK)
+ if (n->uc_modes & MASK)
{
- return NULL;
+ return "";
}
- ((ucrec*)(*i))->uc_modes = ((ucrec*)(*i))->uc_modes | MASK;
+ n->uc_modes = n->uc_modes | MASK;
switch (MASK)
{
case UCMODE_OP:
- ((ucrec*)(*i))->channel->AddOppedUser(d);
+ n->channel->AddOppedUser(d);
break;
case UCMODE_HOP:
- ((ucrec*)(*i))->channel->AddHalfoppedUser(d);
+ n->channel->AddHalfoppedUser(d);
break;
case UCMODE_VOICE:
- ((ucrec*)(*i))->channel->AddVoicedUser(d);
+ n->channel->AddVoicedUser(d);
break;
}
- log(DEBUG,"grant: %s %s",((ucrec*)(*i))->channel->name,d->nick);
+ ServerInstance->Log(DEBUG,"grant: %s %s",n->channel->name,d->nick);
return d->nick;
}
}
- return NULL;
+ return "";
}
-char* ModeParser::Revoke(userrec *d,chanrec *chan,int MASK)
+const char* ModeParser::Revoke(userrec *d,chanrec *chan,int MASK)
{
if (!chan)
- return NULL;
+ return "";
for (std::vector<ucrec*>::const_iterator i = d->chans.begin(); i != d->chans.end(); i++)
{
- if (((ucrec*)(*i))->channel == chan)
+ ucrec* n = (ucrec*)(*i);
+ if (n->channel == chan)
{
- if ((((ucrec*)(*i))->uc_modes & MASK) == 0)
+ if ((n->uc_modes & MASK) == 0)
{
- return NULL;
+ return "";
}
- ((ucrec*)(*i))->uc_modes ^= MASK;
+ n->uc_modes ^= MASK;
switch (MASK)
{
case UCMODE_OP:
- ((ucrec*)(*i))->channel->DelOppedUser(d);
+ n->channel->DelOppedUser(d);
break;
case UCMODE_HOP:
- ((ucrec*)(*i))->channel->DelHalfoppedUser(d);
+ n->channel->DelHalfoppedUser(d);
break;
case UCMODE_VOICE:
- ((ucrec*)(*i))->channel->DelVoicedUser(d);
+ n->channel->DelVoicedUser(d);
break;
}
- log(DEBUG,"revoke: %s %s",((ucrec*)(*i))->channel->name,d->nick);
+ ServerInstance->Log(DEBUG,"revoke: %s %s",n->channel->name,d->nick);
return d->nick;
}
}
- return NULL;
-}
-
-char* ModeParser::GiveOps(userrec *user,char *dest,chanrec *chan,int status)
-{
- userrec *d = this->SanityChecks(user,dest,chan,status);
-
- if (d)
- {
- if (IS_LOCAL(user))
- {
- 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)
- {
- 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;
- }
- }
- }
-
- return this->Grant(d,chan,UCMODE_OP);
- }
- 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))
- {
- 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;
- }
- }
- }
-
- return this->Grant(d,chan,UCMODE_HOP);
- }
- return NULL;
+ return "";
}
-char* ModeParser::GiveVoice(userrec *user,char *dest,chanrec *chan,int status)
+void ModeParser::DisplayCurrentModes(userrec *user, userrec* targetuser, chanrec* targetchannel, const char* text)
{
- userrec *d = this->SanityChecks(user,dest,chan,status);
-
- if (d)
+ if (targetchannel)
{
- if (IS_LOCAL(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;
- }
- }
- }
-
- return this->Grant(d,chan,UCMODE_VOICE);
+ /* Display channel's current mode string */
+ user->WriteServ("324 %s %s +%s",user->nick, targetchannel->name, targetchannel->ChanModes(targetchannel->HasUser(user)));
+ user->WriteServ("329 %s %s %d", user->nick, targetchannel->name, targetchannel->created);
+ return;
}
- return NULL;
-}
-
-char* ModeParser::TakeOps(userrec *user,char *dest,chanrec *chan,int status)
-{
- userrec *d = this->SanityChecks(user,dest,chan,status);
-
- if (d)
+ else if (targetuser)
{
- if (IS_LOCAL(user))
- {
- 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;
- }
- }
- }
-
- return this->Revoke(d,chan,UCMODE_OP);
+ /* Display user's current mode string */
+ user->WriteServ("221 %s :+%s",targetuser->nick,targetuser->FormatModes());
+ if (*targetuser->oper)
+ user->WriteServ("008 %s +%s :Server notice mask", targetuser->nick, targetuser->FormatNoticeMasks());
+ return;
}
- return NULL;
-}
-
-char* ModeParser::TakeHops(userrec *user,char *dest,chanrec *chan,int status)
-{
- userrec *d = this->SanityChecks(user,dest,chan,status);
-
- if (d)
- {
- 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);
- }
- return NULL;
+ /* No such nick/channel */
+ user->WriteServ("401 %s %s :No such nick/channel",user->nick, text);
+ return;
}
-char* ModeParser::TakeVoice(userrec *user,char *dest,chanrec *chan,int status)
+void ModeParser::Process(const char** parameters, int pcnt, userrec *user, bool servermode)
{
- userrec *d = this->SanityChecks(user,dest,chan,status);
-
- if (d)
- {
- 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;
- }
- }
+ std::string target = parameters[0];
+ ModeType type = MODETYPE_USER;
+ unsigned char mask = 0;
+ chanrec* targetchannel = ServerInstance->FindChan(parameters[0]);
+ userrec* targetuser = ServerInstance->FindNick(parameters[0]);
+
+ ServerInstance->Log(DEBUG,"ModeParser::Process start");
+
+ /* Special case for displaying the list for listmodes,
+ * e.g. MODE #chan b, or MODE #chan +b without a parameter
+ */
+ if ((targetchannel) && (pcnt == 2))
+ {
+ ServerInstance->Log(DEBUG,"Spool list");
+ const char* mode = parameters[1];
+ if (*mode == '+')
+ mode++;
+ unsigned char handler_id = ((*mode) - 65) | MASK_CHANNEL;
+ ModeHandler* mh = modehandlers[handler_id];
+ if ((mh) && (mh->IsListMode()))
+ {
+ mh->DisplayList(user, targetchannel);
+ return;
}
-
- return this->Revoke(d,chan,UCMODE_VOICE);
- }
- return NULL;
-}
-
-char* ModeParser::AddBan(userrec *user,char *dest,chanrec *chan,int status)
-{
- BanItem b;
- int toomanyexclamation = 0;
- int toomanyat = 0;
-
- if ((!user) || (!dest) || (!chan) || (!*dest))
- {
- log(DEFAULT,"*** BUG *** AddBan was given an invalid parameter");
- return NULL;
}
- for (char* i = dest; *i; i++)
+ if (pcnt == 1)
{
- if ((*i < 32) || (*i > 126))
- {
- return NULL;
- }
- else if (*i == '!')
- {
- toomanyexclamation++;
- }
- else if (*i == '@')
- {
- toomanyat++;
- }
+ ServerInstance->Log(DEBUG,"Mode list request");
+ this->DisplayCurrentModes(user, targetuser, targetchannel, parameters[0]);
}
-
- 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;
-
- long maxbans = GetMaxBans(chan->name);
- if ((unsigned)chan->bans.size() > (unsigned)maxbans)
+ else if (pcnt > 1)
{
- 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;
- }
+ ServerInstance->Log(DEBUG,"More than one parameter");
- log(DEBUG,"AddBan: %s %s",chan->name,user->nick);
-
- int MOD_RESULT = 0;
- FOREACH_RESULT(I_OnAddBan,OnAddBan(user,chan,dest));
- if (MOD_RESULT)
- return NULL;
-
- TidyBan(dest);
- for (BanList::iterator i = chan->bans.begin(); i != chan->bans.end(); i++)
- {
- if (!strcasecmp(i->data,dest))
+ if (targetchannel)
{
- // dont allow a user to set the same ban twice
- return NULL;
- }
- }
-
- b.set_time = TIME;
- strlcpy(b.data,dest,MAXBUF);
- if (*user->nick)
- {
- strlcpy(b.set_by,user->nick,NICKMAX-1);
- }
- else
- {
- strlcpy(b.set_by,Config->ServerName,NICKMAX-1);
- }
- chan->bans.push_back(b);
- return dest;
-}
+ type = MODETYPE_CHANNEL;
+ mask = MASK_CHANNEL;
-char* ModeParser::TakeBan(userrec *user,char *dest,chanrec *chan,int status)
-{
- if ((!user) || (!dest) || (!chan) || (!*dest)) {
- log(DEFAULT,"*** BUG *** TakeBan was given an invalid parameter");
- return 0;
- }
+ /* Extra security checks on channel modes
+ * (e.g. are they a (half)op?
+ */
- log(DEBUG,"del_ban: %s %s",chan->name,user->nick);
- for (BanList::iterator i = chan->bans.begin(); i != chan->bans.end(); i++)
- {
- if (!strcasecmp(i->data,dest))
- {
- int MOD_RESULT = 0;
- FOREACH_RESULT(I_OnDelBan,OnDelBan(user,chan,dest));
- if (MOD_RESULT)
- return NULL;
- chan->bans.erase(i);
- return dest;
- }
- }
- return NULL;
-}
+ if ((IS_LOCAL(user)) && (targetchannel->GetStatus(user) < STATUS_HOP))
+ {
+ /* We don't have halfop */
+ ServerInstance->Log(DEBUG,"The user is not a halfop or above, checking other reasons for being able to set the modes");
-void ModeParser::Process(char **parameters, int pcnt, userrec *user, bool servermode)
-{
- std::string target = parameters[0];
- ModeType type = MODETYPE_USER;
- chanrec* targetchannel = FindChan(parameters[0]);
- userrec* targetuser = Find(parameters[0]);
+ int MOD_RESULT = 0;
+ FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(user, NULL, targetchannel, AC_GENERAL_MODE));
+ if (MOD_RESULT == ACR_DENY)
+ return;
- if (pcnt > 1)
- {
- if (targetchannel)
- {
- type = MODETYPE_CHANNEL;
+ if (MOD_RESULT == ACR_DEFAULT)
+ {
+ /* Are we a uline or is it a servermode? */
+ if ((!ServerInstance->ULine(user->server)) && (!servermode))
+ {
+ /* Not enough permission:
+ * NOT a uline and NOT a servermode,
+ * OR, NOT halfop or above.
+ */
+ user->WriteServ("482 %s %s :You're not a channel (half)operator",user->nick, targetchannel->name);
+ return;
+ }
+ }
+ }
}
else if (targetuser)
{
type = MODETYPE_USER;
+ mask = MASK_USER;
}
else
{
/* No such nick/channel */
+ user->WriteServ("401 %s %s :No such nick/channel",user->nick, parameters[0]);
return;
}
+
std::string mode_sequence = parameters[1];
std::string parameter = "";
std::ostringstream parameter_list;
std::string output_sequence = "";
bool adding = true, state_change = false;
- int handler_id = 0;
+ unsigned char handler_id = 0;
int parameter_counter = 2; /* Index of first parameter */
- for (std::string::const_iterator modeletter = mode_sequence.begin(); modeletter != mode_sequence.end(); modeletter++)
+ /* A mode sequence that doesnt start with + or -. Assume +. - Thanks for the suggestion spike (bug#132) */
+ if ((*mode_sequence.begin() != '+') && (*mode_sequence.begin() != '-'))
+ mode_sequence.insert(0, "+");
+
+ for (std::string::const_iterator letter = mode_sequence.begin(); letter != mode_sequence.end(); letter++)
{
- switch (*modeletter)
+ unsigned char modechar = *letter;
+
+ ServerInstance->Log(DEBUG,"Process letter %c", modechar);
+
+ switch (modechar)
{
/* NB:
* For + and - mode characters, we don't just stick the character into the output sequence.
break;
default:
- /* 65 is the ascii value of 'A' */
- handler_id = *modeletter - 65;
+ /**
+ * Watch carefully for the sleight of hand trick.
+ * 65 is the ascii value of 'A'. We take this from
+ * the char we're looking at to get a number between
+ * 1 and 127. We then logic-or it to get the hashed
+ * position, dependent on wether its a channel or
+ * a user mode. This is a little stranger, but a lot
+ * faster, than using a map of pairs.
+ */
+ handler_id = (modechar - 65) | mask;
if (modehandlers[handler_id])
{
bool abort = false;
+
for (ModeWatchIter watchers = modewatchers[handler_id].begin(); watchers != modewatchers[handler_id].end(); watchers++)
{
if ((*watchers)->BeforeMode(user, targetuser, targetchannel, parameter, adding, type) == MODEACTION_DENY)
{
if (modehandlers[handler_id]->GetNumParams(adding))
{
- if (pcnt < parameter_counter)
+ /* This mode expects a parameter, do we have any parameters left in our list to use? */
+ if (parameter_counter < pcnt)
{
parameter = parameters[parameter_counter++];
+
+ /* Yerk, invalid! */
+ if ((parameter.find(':') == 0) || (parameter.rfind(' ') != std::string::npos))
+ parameter = "";
}
else
{
- parameter = "";
+ /* No parameter, continue to the next mode */
+ continue;
}
}
+
+ /* It's an oper only mode, check if theyre an oper. If they arent,
+ * eat any parameter that came with the mode, and continue to next
+ */
+ if ((IS_LOCAL(user)) && (modehandlers[handler_id]->NeedsOper()) && (!*user->oper))
+ {
+ user->WriteServ("481 %s :Permission Denied- Only IRC operators may %sset %s mode %c", user->nick,
+ adding ? "" : "un", type == MODETYPE_CHANNEL ? "channel" : "user",
+ modehandlers[handler_id]->GetModeChar());
+ continue;
+ }
+
+ /* Call the handler for the mode */
ModeAction ma = modehandlers[handler_id]->OnModeChange(user, targetuser, targetchannel, parameter, adding);
+
+ if ((modehandlers[handler_id]->GetNumParams(adding)) && (parameter == ""))
+ {
+ /* The handler nuked the parameter and they are supposed to have one.
+ * We CANT continue now, even if they actually returned MODEACTION_ALLOW,
+ * so we bail to the next mode character.
+ */
+ continue;
+ }
+
if (ma == MODEACTION_ALLOW)
{
/* We're about to output a valid mode letter - was there previously a pending state-change? */
output_sequence.append(adding ? "+" : "-");
/* Add the mode letter */
- output_sequence = output_sequence + *modeletter;
+ output_sequence.push_back(modechar);
/* Is there a valid parameter for this mode? If so add it to the parameter list */
if ((modehandlers[handler_id]->GetNumParams(adding)) && (parameter != ""))
{
parameter_list << " " << parameter;
+ /* Does this mode have a prefix? */
+ if (modehandlers[handler_id]->GetPrefix() && targetchannel)
+ {
+ userrec* user_to_prefix = ServerInstance->FindNick(parameter);
+ if (user_to_prefix)
+ targetchannel->SetPrefix(user_to_prefix, modehandlers[handler_id]->GetPrefix(),
+ modehandlers[handler_id]->GetPrefixRank(), adding);
+ }
}
/* Call all the AfterMode events in the mode watchers for this mode */
for (ModeWatchIter watchers = modewatchers[handler_id].begin(); watchers != modewatchers[handler_id].end(); watchers++)
- {
(*watchers)->AfterMode(user, targetuser, targetchannel, parameter, adding, type);
- }
/* Reset the state change flag */
state_change = false;
}
}
}
+ else
+ {
+ /* No mode handler? Unknown mode character then. */
+ user->WriteServ("472 %s %c :is unknown mode char to me",user->nick, modechar);
+ }
break;
}
}
{
if (type == MODETYPE_CHANNEL)
{
- WriteChannelWithServ(Config->ServerName,targetchannel,"MODE %s %s%s",targetchannel->name,output_sequence.c_str(),parameter_list.str().c_str());
+ targetchannel->WriteChannelWithServ(ServerInstance->Config->ServerName, "MODE %s %s%s", targetchannel->name, output_sequence.c_str(), parameter_list.str().c_str());
+ }
+ else
+ {
+ targetuser->WriteServ("MODE %s %s%s",targetuser->nick,output_sequence.c_str(), parameter_list.str().c_str());
}
}
else
{
if (type == MODETYPE_CHANNEL)
{
- WriteChannel(targetchannel,user,"MODE %s %s%s",targetchannel->name,output_sequence.c_str(),parameter_list.str().c_str());
+ ServerInstance->Log(DEBUG,"Write output sequence and parameters to channel: %s %s%s",targetchannel->name,output_sequence.c_str(),parameter_list.str().c_str());
+ targetchannel->WriteChannel(user,"MODE %s %s%s",targetchannel->name,output_sequence.c_str(),parameter_list.str().c_str());
FOREACH_MOD(I_OnMode,OnMode(user, targetchannel, TYPE_CHANNEL, output_sequence + parameter_list.str()));
}
+ else
+ {
+ user->WriteTo(targetuser,"MODE %s %s%s",targetuser->nick,output_sequence.c_str(), parameter_list.str().c_str());
+ FOREACH_MOD(I_OnMode,OnMode(user, targetuser, TYPE_USER, output_sequence));
+ }
}
}
}
}
-std::string ModeParser::CompressModes(std::string modes,bool channelmodes)
+void ModeParser::CleanMask(std::string &mask)
{
- return "";
+ 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_colon = mask.find_first_of(':'); /* Because ipv6 addresses are colon delimited */
+
+ if ((pos_of_pling == std::string::npos) && (pos_of_at == std::string::npos))
+ {
+ /* Just a nick, or just a host */
+ if ((pos_of_dot == std::string::npos) && (pos_of_colon == std::string::npos))
+ {
+ /* It has no '.' in it, it must be a nick. */
+ mask.append("!*@*");
+ }
+ else
+ {
+ /* Got a dot in it? Has to be a host */
+ mask = "*!*@" + mask;
+ }
+ }
+ 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, unsigned const char modeletter)
{
- 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'))
+ 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.
+ */
+ if ((mh->GetPrefix() == ',') || (mh->GetPrefix() == ':'))
+ return false;
+
+ mh->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
+ pos = (mh->GetModeChar()-65) | mask;
+
+ if (modehandlers[pos])
+ return false;
+
+ modehandlers[pos] = mh;
+ ServerInstance->Log(DEBUG,"ModeParser::AddMode: added mode %c",mh->GetModeChar());
+ 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])
+ return false;
+
+ switch (mh->GetModeType())
+ {
+ case MODETYPE_USER:
+ for (user_hash::iterator i = ServerInstance->clientlist.begin(); i != ServerInstance->clientlist.end(); i++)
+ {
+ mh->RemoveMode(i->second);
+ }
+ break;
+ case MODETYPE_CHANNEL:
+ for (chan_hash::iterator i = ServerInstance->chanlist.begin(); i != ServerInstance->chanlist.end(); i++)
+ {
+ mh->RemoveMode(i->second);
+ }
+ break;
}
- 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))
+ modehandlers[pos] = NULL;
+
+ return true;
+}
+
+ModeHandler* ModeParser::FindMode(unsigned const char modeletter, 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++)
{
- FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(user,NULL,chan,AC_GENERAL_MODE));
- if (MOD_RESULT == ACR_DENY)
- return;
+ unsigned char pos = (mode-65) | MASK_USER;
+
+ if (modehandlers[pos])
+ modestr[pointer++] = mode;
}
+ modestr[pointer++] = 0;
+ return modestr;
+}
+
+std::string ModeParser::ChannelModeList()
+{
+ char modestr[256];
+ int pointer = 0;
- std::string tidied = this->CompressModes(parameters[1],true);
- strlcpy(mlist,tidied.c_str(),MAXBUF);
- char* modelist = mlist;
+ for (unsigned char mode = 'A'; mode <= 'z'; mode++)
+ {
+ unsigned char pos = (mode-65) | MASK_CHANNEL;
- *outlist = *modelist;
- char* outl = outlist+1;
+ if (modehandlers[pos])
+ modestr[pointer++] = mode;
+ }
+ modestr[pointer++] = 0;
+ return modestr;
+}
- mdir = (*modelist == '+');
+std::string ModeParser::ParaModeList()
+{
+ char modestr[256];
+ int pointer = 0;
- log(DEBUG,"process_modes: modelist: %s",modelist);
+ for (unsigned char mode = 'A'; mode <= 'z'; mode++)
+ {
+ unsigned char pos = (mode-65) | MASK_CHANNEL;
- int len = tidied.length();
- while (modelist[len-1] == ' ')
- modelist[--len] = '\0';
+ if ((modehandlers[pos]) && (modehandlers[pos]->GetNumParams(true)))
+ modestr[pointer++] = mode;
+ }
+ modestr[pointer++] = 0;
+ return modestr;
+}
- for (char* modechar = (modelist + 1); *modechar; ptr++, modechar++)
+ModeHandler* ModeParser::FindPrefix(unsigned const char pfxletter)
+{
+ for (unsigned char mode = 'A'; mode <= 'z'; mode++)
{
- r = NULL;
+ unsigned char pos = (mode-65) | MASK_CHANNEL;
- /* If we have more than MAXMODES changes in one line,
- * drop all after the MAXMODES
- */
- if (pc > MAXMODES-1)
- break;
+ if ((modehandlers[pos]) && (modehandlers[pos]->GetPrefix() == pfxletter))
+ {
+ return modehandlers[pos];
+ }
+ }
+ return NULL;
+}
+std::string ModeParser::ModeString(userrec* user, chanrec* channel)
+{
+ std::string types;
+ std::string pars;
-
- switch (*modechar)
+ 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)))
{
- case '-':
- *outl++ = '-';
- mdir = 0;
- break;
-
- case '+':
- *outl++ = '+';
- mdir = 1;
- break;
-
- 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;
+ ModePair ret;
+ ret = mh->ModeSet(NULL, user, channel, user->nick);
+ if (ret.first)
+ {
+ pars.append(" ");
+ pars.append(user->nick);
+ types.push_back(mh->GetModeChar());
+ }
+ }
+ }
+ return types+pars;
+}
- case 'k':
- if ((param >= pcnt))
- break;
+std::string ModeParser::ChanModes()
+{
+ 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 */
- if (mdir == 1)
+ for (unsigned char mode = 'A'; mode <= 'z'; mode++)
+ {
+ unsigned char pos = (mode-65) | MASK_CHANNEL;
+ /* One parameter when adding */
+ if (modehandlers[pos])
+ {
+ if (modehandlers[pos]->GetNumParams(true))
+ {
+ if ((modehandlers[pos]->IsListMode()) && (!modehandlers[pos]->GetPrefix()))
{
- 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++;
- }
+ type1 += modehandlers[pos]->GetModeChar();
}
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++)
+ /* ... and one parameter when removing */
+ if (modehandlers[pos]->GetNumParams(false))
{
- if ((*f < '0') || (*f > '9'))
+ /* But not a list mode */
+ if (!modehandlers[pos]->GetPrefix())
{
- invalid = true;
+ type2 += modehandlers[pos]->GetModeChar();
}
}
- /* 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;
- }
-
- if (invalid)
- break;
-
- 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;
+ /* No parameters when removing */
+ type3 += modehandlers[pos]->GetModeChar();
}
}
- 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;
-
- *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))
- {
- if (!ModeIsListMode(*modechar,MT_CHANNEL))
- {
- log(DEBUG,"Mode %c isnt set on %s but trying to remove!",*modechar,chan->name);
- break;
- }
- }
- if (ModeDefined(*modechar,MT_CHANNEL))
- {
- /* A module has claimed this mode */
- if (param<pcnt)
- {
- if ((ModeDefinedOn(*modechar,MT_CHANNEL)>0) && (mdir))
- {
- p.push_back(parameters[param]);
- }
- if ((ModeDefinedOff(*modechar,MT_CHANNEL)>0) && (!mdir))
- {
- p.push_back(parameters[param]);
- }
- }
- bool handled = false;
- if (param>=pcnt)
- {
- // 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++;
- }
- }
- // 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();
}
}
+
}
+
+ return type1 + "," + type2 + "," + type3 + "," + type4;
}
-// 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::PrefixComparison(const prefixtype one, const prefixtype two)
+{
+ return one.second > two.second;
+}
-bool ModeParser::AllowedUmode(char umode, char* sourcemodes,bool adding,bool serveroverride)
+std::string ModeParser::BuildPrefixes()
{
- 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))
+ std::string mletters = "";
+ std::string mprefixes = "";
+ pfxcontainer pfx;
+ std::map<char,char> prefix_to_mode;
+
+ for (unsigned char mode = 'A'; mode <= 'z'; mode++)
{
- // 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))
+ unsigned char pos = (mode-65) | MASK_CHANNEL;
+
+ if ((modehandlers[pos]) && (modehandlers[pos]->GetPrefix()))
{
- // no, this mode needs oper, and this user 'aint got what it takes!
- return false;
+ pfx.push_back(std::make_pair<char,unsigned int>(modehandlers[pos]->GetPrefix(), modehandlers[pos]->GetPrefixRank()));
+ prefix_to_mode[modehandlers[pos]->GetPrefix()] = modehandlers[pos]->GetModeChar();
}
- return true;
}
- // anything else - return false.
- log(DEBUG,"umode %c not known by any ruleset",umode);
- return false;
-}
+ sort(pfx.begin(), pfx.end(), ModeParser::PrefixComparison);
-bool ModeParser::ProcessModuleUmode(char umode, userrec* source, void* dest, bool adding)
-{
- userrec* s2;
- bool faked = false;
- if (!source)
+ for (pfxcontainer::iterator n = pfx.begin(); n != pfx.end(); n++)
{
- 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))
- {
- 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)
- {
- DELETE(s2);
- source = NULL;
- }
- return false;
- }
- else
- {
- if (faked)
- {
- DELETE(s2);
- source = NULL;
- }
- return false;
+ mletters = mletters + n->first;
+ mprefixes = mprefixes + prefix_to_mode.find(n->first)->second;
}
+
+ return "(" + mprefixes + ")" + 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;
-
- 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();
+ unsigned char mask = 0;
+ unsigned char pos = 0;
- char dmodes[MAXBUF];
- strlcpy(dmodes,dest->modes,MAXMODES);
- log(DEBUG,"pulled up dest user modes: %s",dmodes);
-
- 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] == '+');
+ if (!mw)
+ return false;
- if ((*parameters[1] != '+') && (*parameters[1] != '-'))
- return;
+ if ((mw->GetModeChar() < 'A') || (mw->GetModeChar() > 'z'))
+ return false;
- for (char* i = parameters[1]; *i; i++)
- {
- if ((i != parameters[1]) && (*i != '+') && (*i != '-'))
- next_ok = true;
+ mw->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
+ pos = (mw->GetModeChar()-65) | mask;
- switch (*i)
- {
- case ' ':
- continue;
+ modewatchers[pos].push_back(mw);
+ ServerInstance->Log(DEBUG,"ModeParser::AddModeWatcher: watching mode %c",mw->GetModeChar());
- case '+':
- if ((direction != 1) && (next_ok))
- {
- charlcat(outpars,'+',MAXBUF);
- next_ok = false;
- }
- direction = 1;
- break;
+ return true;
+}
- case '-':
- if ((direction != 0) && (next_ok))
- {
- charlcat(outpars,'-',MAXBUF);
- next_ok = false;
- }
- direction = 0;
- break;
+bool ModeParser::DelModeWatcher(ModeWatcher* mw)
+{
+ unsigned char mask = 0;
+ unsigned char pos = 0;
- 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)
+ 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;
+ if ((mw->GetModeType() < 'A') || (mw->GetModeType() > 'z'))
+ return false;
- 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));
- }
+ mw->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
+ pos = (mw->GetModeChar()-65) | mask;
- log(DEBUG,"Stripped mode line");
- log(DEBUG,"Line dest is now %s",dmodes);
- strlcpy(dest->modes,dmodes,MAXMODES-1);
+ ModeWatchIter a = find(modewatchers[pos].begin(),modewatchers[pos].end(),mw);
- }
+ if (a == modewatchers[pos].end())
+ return false;
- return;
- }
- else
- {
- chan = FindChan(parameters[0]);
- if(chan)
- {
- 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;
- }
- }
- }
+ modewatchers[pos].erase(a);
+ ServerInstance->Log(DEBUG,"ModeParser::DelModeWatcher: stopped watching mode %c",mw->GetModeChar());
- 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);
- }
- else
- {
- WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
- }
- }
+ return true;
}
+/** This default implementation can remove simple user modes
+ */
+void ModeHandler::RemoveMode(userrec* user)
+{
+ char moderemove[MAXBUF];
+ const char* parameters[] = { user->nick, moderemove };
+ if (user->IsModeSet(this->GetModeChar()))
+ {
+ userrec* n = new userrec(ServerInstance);
+ sprintf(moderemove,"-%c",this->GetModeChar());
+ n->SetFd(FD_MAGIC_NUMBER);
-void ModeParser::ServerMode(char **parameters, int pcnt, userrec *user)
-{
- chanrec* Ptr;
- userrec* dest = Find(parameters[0]);
- int can_change;
- int direction = 1;
- char outpars[MAXBUF];
- bool next_ok = true;
-
- if ((dest) && (pcnt > 1))
- {
- std::string tidied = ServerInstance->ModeGrok->CompressModes(parameters[1],false);
- parameters[1] = (char*)tidied.c_str();
+ ServerInstance->SendMode(parameters, 2, n);
- char dmodes[MAXBUF];
- strlcpy(dmodes,dest->modes,MAXBUF);
+ delete n;
+ }
+}
- outpars[0] = *parameters[1];
- outpars[1] = 0;
- direction = (*parameters[1] == '+');
+/** This default implementation can remove simple channel modes
+ * (no parameters)
+ */
+void ModeHandler::RemoveMode(chanrec* channel)
+{
+ char moderemove[MAXBUF];
+ const char* parameters[] = { channel->name, moderemove };
- if ((*parameters[1] != '+') && (*parameters[1] != '-'))
- return;
+ if (channel->IsModeSet(this->GetModeChar()))
+ {
+ userrec* n = new userrec(ServerInstance);
- for (char* i = parameters[1]; *i; i++)
- {
- if ((i != parameters[1]) && (*i != '+') && (*i != '-'))
- next_ok = true;
+ sprintf(moderemove,"-%c",this->GetModeChar());
+ n->SetFd(FD_MAGIC_NUMBER);
- switch (*i)
- {
- case ' ':
- continue;
+ ServerInstance->SendMode(parameters, 2, n);
- case '+':
- if ((direction != 1) && (next_ok))
- {
- next_ok = false;
- charlcat(outpars,'+',MAXBUF);
- }
- direction = 1;
- break;
+ delete n;
+ }
+}
- case '-':
- if ((direction != 0) && (next_ok))
- {
- next_ok = false;
- charlcat(outpars,'-',MAXBUF);
- }
- direction = 0;
- break;
+ModeParser::ModeParser(InspIRCd* Instance) : ServerInstance(Instance)
+{
+ /* Clear mode list */
+ memset(modehandlers, 0, sizeof(modehandlers));
+ memset(modewatchers, 0, sizeof(modewatchers));
- 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;
+ /* Initialise the RFC mode letters */
- 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;
+ /* Start with channel simple modes, no params */
+ this->AddMode(new ModeChannelSecret(Instance), 's');
+ this->AddMode(new ModeChannelPrivate(Instance), 'p');
+ this->AddMode(new ModeChannelModerated(Instance), 'm');
+ this->AddMode(new ModeChannelTopicOps(Instance), 't');
+ this->AddMode(new ModeChannelNoExternal(Instance), 'n');
+ this->AddMode(new ModeChannelInviteOnly(Instance), 'i');
- 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));
- }
+ /* Cannel modes with params */
+ this->AddMode(new ModeChannelKey(Instance), 'k');
+ this->AddMode(new ModeChannelLimit(Instance), 'l');
- log(DEBUG,"Stripped mode line");
- log(DEBUG,"Line dest is now %s",dmodes);
- strlcpy(dest->modes,dmodes,MAXMODES-1);
-
- }
+ /* Channel listmodes */
+ this->AddMode(new ModeChannelBan(Instance), 'b');
+ this->AddMode(new ModeChannelOp(Instance), 'o');
+ this->AddMode(new ModeChannelHalfOp(Instance), 'h');
+ this->AddMode(new ModeChannelVoice(Instance), 'v');
- 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]);
- }
+ /* Now for usermodes */
+ this->AddMode(new ModeUserServerNotice(Instance), 's');
+ this->AddMode(new ModeUserWallops(Instance), 'w');
+ this->AddMode(new ModeUserInvisible(Instance), 'i');
+ this->AddMode(new ModeUserOperator(Instance), 'o');
+ this->AddMode(new ModeUserServerNoticeMask(Instance), 'n');
}
+
projects / user / henk / code / inspircd.git / blobdiff