* +------------------------------------+
*
* InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
- * E-mail:
+ * E-mail:
* <brain@chatspike.net>
* <Craig@chatspike.net>
*
#include "inspircd_config.h"
#include "inspircd.h"
-#include "inspircd_io.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 "hash_map.h"
#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 "commands.h"
#include "mode.h"
+/* +s (secret) */
+#include "modes/cmode_s.h"
+/* +p (private) */
+#include "modes/cmode_p.h"
+/* +b (bans) */
+#include "modes/cmode_b.h"
+/* +m (moderated) */
+#include "modes/cmode_m.h"
+/* +t (only (half) ops can change topic) */
+#include "modes/cmode_t.h"
+/* +n (no external messages) */
+#include "modes/cmode_n.h"
+/* +i (invite only) */
+#include "modes/cmode_i.h"
+/* +k (keyed channel) */
+#include "modes/cmode_k.h"
+/* +l (channel user limit) */
+#include "modes/cmode_l.h"
+/* +o (channel op) */
+#include "modes/cmode_o.h"
+/* +h (channel halfop) */
+#include "modes/cmode_h.h"
+/* +v (channel voice) */
+#include "modes/cmode_v.h"
+
+/* +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"
+
extern int MODCOUNT;
extern std::vector<Module*> modules;
extern std::vector<ircd_module*> factory;
extern time_t TIME;
-char* ModeParser::GiveOps(userrec *user,char *dest,chanrec *chan,int status)
+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)
{
- userrec *d;
-
- if ((!user) || (!dest) || (!chan) || (!*dest))
- {
- log(DEFAULT,"*** BUG *** GiveOps was given an invalid parameter");
- return NULL;
- }
- d = Find(dest);
- if (!d)
- {
- log(DEFAULT,"the target nickname given to GiveOps couldnt be found");
- WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, dest);
- return NULL;
- }
- else
- {
- if (user->server == d->server)
- {
- 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)) && (IS_LOCAL(user)))
- {
- log(DEBUG,"%s cant give ops to %s because they nave status %d and needs %d",user->nick,dest,status,STATUS_OP);
- WriteServ(user->fd,"482 %s %s :You're not a channel operator",user->nick, chan->name);
- return NULL;
- }
- }
- }
+}
+ModeHandler::~ModeHandler()
+{
+}
- for (unsigned int i = 0; i < d->chans.size(); i++)
- {
- if ((d->chans[i].channel != NULL) && (chan != NULL))
- if (!strcasecmp(d->chans[i].channel->name,chan->name))
- {
- if (d->chans[i].uc_modes & UCMODE_OP)
- {
- /* mode already set on user, dont allow multiple */
- return NULL;
- }
- d->chans[i].uc_modes = d->chans[i].uc_modes | UCMODE_OP;
- d->chans[i].channel->AddOppedUser((char*)d);
- log(DEBUG,"gave ops: %s %s",d->chans[i].channel->name,d->nick);
- return d->nick;
- }
- }
- log(DEFAULT,"The target channel given to GiveOps was not in the users mode list");
- }
- return NULL;
+bool ModeHandler::IsListMode()
+{
+ return list;
+}
+
+ModeType ModeHandler::GetModeType()
+{
+ return m_type;
+}
+
+bool ModeHandler::NeedsOper()
+{
+ return oper;
+}
+
+int ModeHandler::GetNumParams(bool adding)
+{
+ return adding ? n_params_on : n_params_off;
+}
+
+char ModeHandler::GetModeChar()
+{
+ return mode;
+}
+
+ModeAction ModeHandler::OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string ¶meter, bool adding)
+{
+ return MODEACTION_DENY;
+}
+
+void ModeHandler::DisplayList(userrec* user, chanrec* channel)
+{
+}
+
+bool ModeHandler::CheckTimeStamp(time_t theirs, time_t ours, const std::string &their_param, const std::string &our_param, chanrec* channel)
+{
+ return (ours < theirs);
+}
+
+ModeWatcher::ModeWatcher(char modeletter, ModeType type) : mode(modeletter), m_type(type)
+{
+}
+
+ModeWatcher::~ModeWatcher()
+{
+}
+
+char ModeWatcher::GetModeChar()
+{
+ return mode;
+}
+
+ModeType ModeWatcher::GetModeType()
+{
+ return m_type;
+}
+
+bool ModeWatcher::BeforeMode(userrec* source, userrec* dest, chanrec* channel, std::string ¶meter, bool adding, ModeType type)
+{
+ return true;
}
-char* ModeParser::GiveHops(userrec *user,char *dest,chanrec *chan,int status)
+void ModeWatcher::AfterMode(userrec* source, userrec* dest, chanrec* channel, const std::string ¶meter, bool adding, ModeType type)
+{
+}
+
+userrec* ModeParser::SanityChecks(userrec *user,const char *dest,chanrec *chan,int status)
{
userrec *d;
-
if ((!user) || (!dest) || (!chan) || (!*dest))
{
- log(DEFAULT,"*** BUG *** GiveHops was given an invalid parameter");
return NULL;
}
-
d = Find(dest);
if (!d)
{
WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, dest);
return NULL;
}
- else
+ return d;
+}
+
+const char* ModeParser::Grant(userrec *d,chanrec *chan,int MASK)
+{
+ if (!chan)
+ return "";
+
+ for (std::vector<ucrec*>::const_iterator i = d->chans.begin(); i != d->chans.end(); i++)
{
- if (user->server == d->server)
+ ucrec* n = (ucrec*)(*i);
+ if (n->channel == chan)
{
- 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 (n->uc_modes & MASK)
{
- if ((status < STATUS_OP) && (!is_uline(user->server)) && (IS_LOCAL(user)))
- {
- WriteServ(user->fd,"482 %s %s :You're not a channel operator",user->nick, chan->name);
- return NULL;
- }
+ return "";
}
- }
-
- for (unsigned int i = 0; i < d->chans.size(); i++)
- {
- if ((d->chans[i].channel != NULL) && (chan != NULL))
- if (!strcasecmp(d->chans[i].channel->name,chan->name))
+ n->uc_modes = n->uc_modes | MASK;
+ switch (MASK)
{
- if (d->chans[i].uc_modes & UCMODE_HOP)
- {
- /* mode already set on user, dont allow multiple */
- return NULL;
- }
- d->chans[i].uc_modes = d->chans[i].uc_modes | UCMODE_HOP;
- d->chans[i].channel->AddHalfoppedUser((char*)d);
- log(DEBUG,"gave h-ops: %s %s",d->chans[i].channel->name,d->nick);
- return d->nick;
+ case UCMODE_OP:
+ n->channel->AddOppedUser(d);
+ break;
+ case UCMODE_HOP:
+ n->channel->AddHalfoppedUser(d);
+ break;
+ case UCMODE_VOICE:
+ n->channel->AddVoicedUser(d);
+ break;
}
+ log(DEBUG,"grant: %s %s",n->channel->name,d->nick);
+ return d->nick;
}
}
- return NULL;
+ return "";
}
-char* ModeParser::GiveVoice(userrec *user,char *dest,chanrec *chan,int status)
+const char* ModeParser::Revoke(userrec *d,chanrec *chan,int MASK)
{
- userrec *d;
-
- if ((!user) || (!dest) || (!chan) || (!*dest))
- {
- log(DEFAULT,"*** BUG *** GiveVoice was given an invalid parameter");
- return NULL;
- }
+ if (!chan)
+ return "";
- d = Find(dest);
- if (!d)
- {
- WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, dest);
- return NULL;
- }
- else
+ for (std::vector<ucrec*>::const_iterator i = d->chans.begin(); i != d->chans.end(); i++)
{
- if (user->server == d->server)
+ ucrec* n = (ucrec*)(*i);
+ if (n->channel == chan)
{
- 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 ((n->uc_modes & MASK) == 0)
{
- if ((status < STATUS_HOP) && (!is_uline(user->server)) && (IS_LOCAL(user)))
- {
- 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 "";
}
- }
-
- for (unsigned int i = 0; i < d->chans.size(); i++)
- {
- if ((d->chans[i].channel != NULL) && (chan != NULL))
- if (!strcasecmp(d->chans[i].channel->name,chan->name))
+ n->uc_modes ^= MASK;
+ switch (MASK)
{
- if (d->chans[i].uc_modes & UCMODE_VOICE)
- {
- /* mode already set on user, dont allow multiple */
- return NULL;
- }
- d->chans[i].uc_modes = d->chans[i].uc_modes | UCMODE_VOICE;
- d->chans[i].channel->AddVoicedUser((char*)d);
- log(DEBUG,"gave voice: %s %s",d->chans[i].channel->name,d->nick);
- return d->nick;
+ case UCMODE_OP:
+ n->channel->DelOppedUser(d);
+ break;
+ case UCMODE_HOP:
+ n->channel->DelHalfoppedUser(d);
+ break;
+ case UCMODE_VOICE:
+ n->channel->DelVoicedUser(d);
+ break;
}
+ log(DEBUG,"revoke: %s %s",n->channel->name,d->nick);
+ return d->nick;
}
}
- return NULL;
+ return "";
}
-char* ModeParser::TakeOps(userrec *user,char *dest,chanrec *chan,int status)
+void ModeParser::DisplayCurrentModes(userrec *user, userrec* targetuser, chanrec* targetchannel, const char* text)
{
- userrec *d;
-
- if ((!user) || (!dest) || (!chan) || (!*dest))
+ if (targetchannel)
{
- log(DEFAULT,"*** BUG *** TakeOps was given an invalid parameter");
- return NULL;
+ /* Display channel's current mode string */
+ WriteServ(user->fd,"324 %s %s +%s",user->nick, targetchannel->name, chanmodes(targetchannel, targetchannel->HasUser(user)));
+ WriteServ(user->fd,"329 %s %s %d", user->nick, targetchannel->name, targetchannel->created);
+ return;
}
-
- d = Find(dest);
- if (!d)
+ else if (targetuser)
{
- log(DEBUG,"TakeOps couldnt resolve the target nickname: %s",dest);
- WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, dest);
- return NULL;
+ /* Display user's current mode string */
+ WriteServ(user->fd,"221 %s :+%s",targetuser->nick,targetuser->FormatModes());
+ WriteServ(user->fd, "008 %s :+%s", targetuser->nick, targetuser->FormatNoticeMasks());
+ return;
}
- else
- {
- if (user->server == d->server)
- {
- 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)) && (IS_LOCAL(user)))
- {
- WriteServ(user->fd,"482 %s %s :You are not a channel operator",user->nick, chan->name);
- return NULL;
- }
- }
- }
- for (unsigned int i = 0; i < d->chans.size(); i++)
- {
- if ((d->chans[i].channel != NULL) && (chan != NULL))
- if (!strcasecmp(d->chans[i].channel->name,chan->name))
- {
- if ((d->chans[i].uc_modes & UCMODE_OP) == 0)
- {
- /* mode already set on user, dont allow multiple */
- return NULL;
- }
- d->chans[i].uc_modes ^= UCMODE_OP;
- d->chans[i].channel->DelOppedUser((char*)d);
- log(DEBUG,"took ops: %s %s",d->chans[i].channel->name,d->nick);
- return d->nick;
- }
- }
- log(DEBUG,"TakeOps couldnt locate the target channel in the target users list");
- }
- return NULL;
+ /* No such nick/channel */
+ WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, text);
+ return;
}
-char* ModeParser::TakeHops(userrec *user,char *dest,chanrec *chan,int status)
+void ModeParser::Process(const char** parameters, int pcnt, userrec *user, bool servermode)
{
- userrec *d;
-
- if ((!user) || (!dest) || (!chan) || (!*dest))
- {
- log(DEFAULT,"*** BUG *** TakeHops was given an invalid parameter");
- return NULL;
- }
+ std::string target = parameters[0];
+ ModeType type = MODETYPE_USER;
+ unsigned char mask = 0;
+ chanrec* targetchannel = FindChan(parameters[0]);
+ userrec* targetuser = Find(parameters[0]);
- d = Find(dest);
- if (!d)
+ log(DEBUG,"ModeParser::Process start");
+
+ if (pcnt == 1)
{
- WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, dest);
- return NULL;
+ this->DisplayCurrentModes(user, targetuser, targetchannel, parameters[0]);
}
- else
+ else if (pcnt > 1)
{
- if (user->server == d->server)
+ if (targetchannel)
{
- 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)
+ type = MODETYPE_CHANNEL;
+ mask = MASK_CHANNEL;
+
+ /* Extra security checks on channel modes
+ * (e.g. are they a (half)op?
+ */
+
+ if (cstatus(user, targetchannel) < STATUS_HOP)
{
- /* Tweak by Brain suggested by w00t, allow a halfop to dehalfop themselves */
- if ((user != d) && ((status < STATUS_OP) && (!is_uline(user->server))) && (IS_LOCAL(user)))
+ /* We don't have halfop */
+ log(DEBUG,"The user is not a halfop or above, checking other reasons for being able to set the modes");
+
+ /* Are we a uline or is it a servermode? */
+ if ((!is_uline(user->server)) && (!servermode))
{
- WriteServ(user->fd,"482 %s %s :You are not a channel operator",user->nick, chan->name);
- return NULL;
+ /* Not enough permission:
+ * NOT a uline and NOT a servermode,
+ * OR, NOT halfop or above.
+ */
+ WriteServ(user->fd,"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 */
+ WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
+ return;
+ }
- for (unsigned int i = 0; i < d->chans.size(); i++)
+ /* Special case for displaying the list for listmodes,
+ * e.g. MODE #chan b, or MODE #chan +b without a parameter
+ */
+ if ((type== MODETYPE_CHANNEL) && (pcnt == 2))
{
- if ((d->chans[i].channel != NULL) && (chan != NULL))
- if (!strcasecmp(d->chans[i].channel->name,chan->name))
+ const char* mode = parameters[1];
+ if (*mode == '+')
+ mode++;
+
+ unsigned char handler_id = ((*mode) - 65) | mask;
+ ModeHandler* mh = modehandlers[handler_id];
+
+ if ((mh) && (mh->IsListMode()))
{
- if ((d->chans[i].uc_modes & UCMODE_HOP) == 0)
- {
- /* mode already set on user, dont allow multiple */
- return NULL;
- }
- d->chans[i].uc_modes ^= UCMODE_HOP;
- d->chans[i].channel->DelHalfoppedUser((char*)d);
- log(DEBUG,"took h-ops: %s %s",d->chans[i].channel->name,d->nick);
- return d->nick;
+ mh->DisplayList(user, targetchannel);
}
}
- }
- return NULL;
-}
+
+ std::string mode_sequence = parameters[1];
+ std::string parameter = "";
+ std::ostringstream parameter_list;
+ std::string output_sequence = "";
+ bool adding = true, state_change = false;
+ unsigned char handler_id = 0;
+ int parameter_counter = 2; /* Index of first parameter */
+
+ for (std::string::const_iterator letter = mode_sequence.begin(); letter != mode_sequence.end(); letter++)
+ {
+ unsigned char modechar = *letter;
+
+ switch (modechar)
+ {
+ /* NB:
+ * For + and - mode characters, we don't just stick the character into the output sequence.
+ * This is because the user may do something dumb, like: +-+ooo or +oo-+. To prevent this
+ * appearing in the output sequence, we store a flag which says there was a state change,
+ * which is set on any + or -, however, the + or - that we finish on is only appended to
+ * the output stream in the event it is followed by a non "+ or -" character, such as o or v.
+ */
+ case '+':
+ /* The following expression prevents: +o+o nick nick, compressing it to +oo nick nick,
+ * however, will allow the + if it is the first item in the sequence, regardless.
+ */
+ if ((!adding) || (!output_sequence.length()))
+ state_change = true;
+ adding = true;
+ continue;
+ break;
+ case '-':
+ if ((adding) || (!output_sequence.length()))
+ state_change = true;
+ adding = false;
+ continue;
+ break;
+ default:
-char* ModeParser::TakeVoice(userrec *user,char *dest,chanrec *chan,int status)
-{
- userrec *d;
-
- if ((!user) || (!dest) || (!chan) || (!*dest))
- {
- log(DEFAULT,"*** BUG *** TakeVoice was given an invalid parameter");
- return NULL;
- }
+ /**
+ * 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;
- d = Find(dest);
- if (!d)
- {
- WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, dest);
- return NULL;
- }
- else
- {
- if (user->server == d->server)
+ 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)
+ abort = true;
+ }
+ if ((modehandlers[handler_id]->GetModeType() == type) && (!abort))
+ {
+ if (modehandlers[handler_id]->GetNumParams(adding))
+ {
+ /* This mode expects a parameter, do we have any parameters left in our list to use? */
+ if (parameter_counter < pcnt)
+ {
+ parameter = parameters[parameter_counter++];
+ }
+ else
+ {
+ /* 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))
+ 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? */
+ if (state_change)
+ output_sequence.append(adding ? "+" : "-");
+
+ /* Add the mode letter */
+ 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;
+
+ /* 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. */
+ WriteServ(user->fd,"472 %s %c :is unknown mode char to me",user->nick, modechar);
+ }
+ break;
+ }
+ }
+ /* Was there at least one valid mode in the sequence? */
+ if (output_sequence != "")
{
- 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 (servermode)
{
- if ((status < STATUS_HOP) && (!is_uline(user->server)) && (IS_LOCAL(user)))
+ if (type == MODETYPE_CHANNEL)
{
- 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;
+ WriteChannelWithServ(Config->ServerName,targetchannel,"MODE %s %s%s",targetchannel->name,output_sequence.c_str(),parameter_list.str().c_str());
+ }
+ else
+ {
+ WriteServ(targetuser->fd,"MODE %s %s",targetuser->nick,output_sequence.c_str());
}
}
- }
-
- for (unsigned int i = 0; i < d->chans.size(); i++)
- {
- if ((d->chans[i].channel != NULL) && (chan != NULL))
- if (!strcasecmp(d->chans[i].channel->name,chan->name))
+ else
{
- if ((d->chans[i].uc_modes & UCMODE_VOICE) == 0)
+ if (type == MODETYPE_CHANNEL)
+ {
+ log(DEBUG,"Write output sequence and parameters to channel: %s %s%s",targetchannel->name,output_sequence.c_str(),parameter_list.str().c_str());
+ WriteChannel(targetchannel,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
{
- /* mode already set on user, dont allow multiple */
- return NULL;
+ WriteTo(user,targetuser,"MODE %s %s",targetuser->nick,output_sequence.c_str());
+ FOREACH_MOD(I_OnMode,OnMode(user, targetuser, TYPE_USER, output_sequence));
}
- d->chans[i].uc_modes ^= UCMODE_VOICE;
- d->chans[i].channel->DelVoicedUser((char*)d);
- log(DEBUG,"took voice: %s %s",d->chans[i].channel->name,d->nick);
- return d->nick;
}
}
}
- return NULL;
}
-char* ModeParser::AddBan(userrec *user,char *dest,chanrec *chan,int status)
+
+void cmd_mode::Handle (const char** parameters, int pcnt, userrec *user)
{
- BanItem b;
- int toomanyexclamation = 0;
- int toomanyat = 0;
+ if (!user)
+ return;
- if ((!user) || (!dest) || (!chan) || (!*dest))
- {
- log(DEFAULT,"*** BUG *** AddBan was given an invalid parameter");
- return NULL;
- }
+ ServerInstance->ModeGrok->Process(parameters, pcnt, user, false);
+
+ return;
+}
+
+void ModeParser::CleanMask(std::string &mask)
+{
+ 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 */
- for (char* i = dest; *i; i++)
+ if ((pos_of_pling == std::string::npos) && (pos_of_at == std::string::npos))
{
- if ((*i < 32) || (*i > 126))
- {
- return NULL;
- }
- else if (*i == '!')
+ /* Just a nick, or just a host */
+ if ((pos_of_dot == std::string::npos) && (pos_of_colon == std::string::npos))
{
- toomanyexclamation++;
+ /* It has no '.' in it, it must be a nick. */
+ mask.append("!*@*");
}
- else if (*i == '@')
+ else
{
- toomanyat++;
+ /* Got a dot in it? Has to be a host */
+ mask = "*!*@" + mask;
}
}
-
- 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 ((pos_of_pling == std::string::npos) && (pos_of_at != std::string::npos))
{
- 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;
+ /* 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("@*");
}
+}
- log(DEBUG,"AddBan: %s %s",chan->name,user->nick);
+bool ModeParser::AddMode(ModeHandler* mh, unsigned const char modeletter)
+{
+ 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;
- int MOD_RESULT = 0;
- FOREACH_RESULT(I_OnAddBan,OnAddBan(user,chan,dest));
- if (MOD_RESULT)
- return NULL;
+ mh->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
+ pos = (mh->GetModeChar()-65) | mask;
- TidyBan(dest);
- for (BanList::iterator i = chan->bans.begin(); i != chan->bans.end(); i++)
- {
- if (!strcasecmp(i->data,dest))
- {
- // dont allow a user to set the same ban twice
- return NULL;
- }
- }
+ if (modehandlers[pos])
+ return false;
- 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;
+ modehandlers[pos] = mh;
+ log(DEBUG,"ModeParser::AddMode: added mode %c",mh->GetModeChar());
+ return true;
}
-char* ModeParser::TakeBan(userrec *user,char *dest,chanrec *chan,int status)
+bool ModeParser::AddModeWatcher(ModeWatcher* mw)
{
- if ((!user) || (!dest) || (!chan) || (!*dest)) {
- log(DEFAULT,"*** BUG *** TakeBan was given an invalid parameter");
- return 0;
- }
-
- 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;
-}
-
-// 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)
-{
- int counts[127];
- bool active[127];
- memset(counts,0,sizeof(counts));
- memset(active,0,sizeof(active));
- for (unsigned int i = 0; i < modes.length(); i++)
- {
- if ((modes[i] == '+') || (modes[i] == '-'))
- continue;
- if (channelmodes)
- {
- if ((strchr("itnmsp",modes[i])) || ((ModeDefined(modes[i],MT_CHANNEL)) && (ModeDefinedOn(modes[i],MT_CHANNEL)==0) && (ModeDefinedOff(modes[i],MT_CHANNEL)==0)))
- {
- log(DEBUG,"Tidy mode %c",modes[i]);
- counts[(unsigned int)modes[i]]++;
- active[(unsigned int)modes[i]] = true;
- }
- }
- else
- {
- log(DEBUG,"Tidy mode %c",modes[i]);
- counts[(unsigned int)modes[i]]++;
- active[(unsigned int)modes[i]] = true;
- }
- }
- for (int j = 65; j < 127; j++)
- {
- if ((counts[j] > 1) && (active[j] == true))
- {
- static char v[2];
- v[0] = (unsigned char)j;
- v[1] = '\0';
- std::string mode_str = v;
- std::string::size_type pos = modes.find(mode_str);
- if (pos != std::string::npos)
- {
- log(DEBUG,"all occurances of mode %c to be deleted...",(unsigned char)j);
- while (modes.find(mode_str) != std::string::npos)
- modes.erase(modes.find(mode_str),1);
- log(DEBUG,"New mode line: %s",modes.c_str());
- }
- }
- }
- return modes;
-}
-
-void ModeParser::ProcessModes(char **parameters,userrec* user,chanrec *chan,int status, int pcnt, bool servermode, bool silent, bool local)
-{
- if (!parameters) {
- log(DEFAULT,"*** BUG *** process_modes was given an invalid parameter");
- return;
- }
-
- char modelist[MAXBUF];
- char outlist[MAXBUF];
- char outstr[MAXBUF];
- char outpars[32][MAXBUF];
- 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;
-
- if (pcnt < 2)
- {
- return;
- }
-
- int MOD_RESULT = 0;
-
- if (IS_LOCAL(user))
- {
- FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(user,NULL,chan,AC_GENERAL_MODE));
- if (MOD_RESULT == ACR_DENY)
- return;
- }
-
- log(DEBUG,"process_modes: start: parameters=%d",pcnt);
-
- strlcpy(modelist,parameters[1],MAXBUF); /* mode list, e.g. +oo-o *
- * parameters[2] onwards are parameters for
- * modes that require them :) */
- *outlist = '+';
- *(outlist+1) = 0;
- mdir = 1;
-
- log(DEBUG,"process_modes: modelist: %s",modelist);
-
- std::string tidied = this->CompressModes(modelist,true);
- strlcpy(modelist,tidied.c_str(),MAXBUF);
-
- int len = tidied.length();
- while (modelist[len-1] == ' ')
- modelist[--len] = '\0';
-
- bool next_cant_be_modifier = false;
-
- for (char* modechar = modelist; *modechar; ptr++, modechar++)
- {
- r = NULL;
-
- /* If we have more than MAXMODES changes in one line,
- * drop all after the MAXMODES
- */
- if (pc > MAXMODES-1)
- break;
-
- if ((*modechar != '+') && (*modechar != '-'))
- next_cant_be_modifier = false;
-
- {
- switch (*modechar)
- {
- case '-':
- if (!next_cant_be_modifier)
- {
- if (mdir != 0)
- {
- int t = strlen(outlist)-1;
- if ((outlist[t] == '+') || (outlist[t] == '-'))
- {
- outlist[t] = '-';
- }
- else
- {
- strcat(outlist,"-");
- }
- }
- mdir = 0;
- next_cant_be_modifier = true;
- }
- break;
-
- case '+':
- if (!next_cant_be_modifier)
- {
- if (mdir != 1)
- {
- int t = strlen(outlist)-1;
- if ((outlist[t] == '+') || (outlist[t] == '-'))
- {
- outlist[t] = '+';
- }
- else
- {
- strcat(outlist,"+");
- }
- }
- mdir = 1;
- next_cant_be_modifier = true;
- }
- 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)
- {
- log(DEBUG,"calling GiveOps");
- 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)
- {
- log(DEBUG,"calling TakeOps");
- r = TakeOps(user,parameters[param++],chan,status);
- }
- else param++;
- }
- if (r)
- {
- strlcat(outlist,"o",MAXBUF);
- strlcpy(outpars[pc++],r,MAXBUF);
- }
- 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)
- {
- strlcat(outlist,"h",MAXBUF);
- strlcpy(outpars[pc++],r,MAXBUF);
- }
- 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)
- {
- strlcat(outlist,"v",MAXBUF);
- strlcpy(outpars[pc++],r,MAXBUF);
- }
- 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)
- {
- strlcat(outlist,"b",MAXBUF);
- strlcpy(outpars[pc++],parameters[param-1],MAXBUF);
- }
- break;
+ unsigned char mask = 0;
+ unsigned char pos = 0;
+ if (!mw)
+ return false;
- case 'k':
- if ((param >= pcnt))
- break;
+ if ((mw->GetModeChar() < 'A') || (mw->GetModeChar() > 'z'))
+ return false;
- if (mdir == 1)
- {
- if (k_set)
- break;
-
- if (previously_unset_k)
- break;
- previously_set_k = true;
-
- if (!*chan->key)
- {
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'k', parameters[param], true, 1));
- if (!MOD_RESULT)
- {
- strcat(outlist,"k");
- char key[MAXBUF];
- strlcpy(key,parameters[param++],32);
- strlcpy(outpars[pc++],key,MAXBUF);
- strlcpy(chan->key,key,MAXBUF);
- 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))
- {
- strlcat(outlist,"k",MAXBUF);
- strlcpy(chan->key,"",MAXBUF);
- strlcpy(outpars[pc++],key,MAXBUF);
- }
- }
- 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->limit)
- {
- strcat(outlist,"l");
- chan->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;
- }
+ mw->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
+ pos = (mw->GetModeChar()-65) | mask;
- 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)
- {
- strlcat(outlist,"l",MAXBUF);
- strlcpy(outpars[pc++],parameters[param++],MAXBUF);
- 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->binarymodes & CM_INVITEONLY)) strlcat(outlist,"i",MAXBUF);
- chan->binarymodes |= CM_INVITEONLY;
- }
- else
- {
- if (chan->binarymodes & CM_INVITEONLY) strlcat(outlist,"i",MAXBUF);
- chan->binarymodes &= ~CM_INVITEONLY;
- }
- }
- break;
-
- case 't':
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 't', "", mdir, 0));
- if (!MOD_RESULT)
- {
- if (mdir)
- {
- if (!(chan->binarymodes & CM_TOPICLOCK)) strlcat(outlist,"t",MAXBUF);
- chan->binarymodes |= CM_TOPICLOCK;
- }
- else
- {
- if (chan->binarymodes & CM_TOPICLOCK) strlcat(outlist,"t",MAXBUF);
- chan->binarymodes &= ~CM_TOPICLOCK;
- }
- }
- break;
-
- case 'n':
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'n', "", mdir, 0));
- if (!MOD_RESULT)
- {
- if (mdir)
- {
- if (!(chan->binarymodes & CM_NOEXTERNAL)) strlcat(outlist,"n",MAXBUF);
- chan->binarymodes |= CM_NOEXTERNAL;
- }
- else
- {
- if (chan->binarymodes & CM_NOEXTERNAL) strlcat(outlist,"n",MAXBUF);
- chan->binarymodes &= ~CM_NOEXTERNAL;
- }
- }
- break;
-
- case 'm':
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'm', "", mdir, 0));
- if (!MOD_RESULT)
- {
- if (mdir)
- {
- if (!(chan->binarymodes & CM_MODERATED)) strlcat(outlist,"m",MAXBUF);
- chan->binarymodes |= CM_MODERATED;
- }
- else
- {
- if (chan->binarymodes & CM_MODERATED) strlcat(outlist,"m",MAXBUF);
- chan->binarymodes &= ~CM_MODERATED;
- }
- }
- break;
-
- case 's':
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 's', "", mdir, 0));
- if (!MOD_RESULT)
- {
- if (mdir)
- {
- if (!(chan->binarymodes & CM_SECRET)) strlcat(outlist,"s",MAXBUF);
- chan->binarymodes |= CM_SECRET;
- if (chan->binarymodes & CM_PRIVATE)
- {
- chan->binarymodes &= ~CM_PRIVATE;
- if (mdir)
- {
- strlcat(outlist,"-p+",MAXBUF);
- }
- }
- }
- else
- {
- if (chan->binarymodes & CM_SECRET) strlcat(outlist,"s",MAXBUF);
- chan->binarymodes &= ~CM_SECRET;
- }
- }
- break;
-
- case 'p':
- MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, chan, 'p', "", mdir, 0));
- if (!MOD_RESULT)
- {
- if (mdir)
- {
- if (!(chan->binarymodes & CM_PRIVATE)) strlcat(outlist,"p",MAXBUF);
- chan->binarymodes |= CM_PRIVATE;
- if (chan->binarymodes & CM_SECRET)
- {
- chan->binarymodes &= ~CM_SECRET;
- if (mdir)
- {
- strlcat(outlist,"-s+",MAXBUF);
- }
- }
- }
- else
- {
- if (chan->binarymodes & CM_PRIVATE) strlcat(outlist,"p",MAXBUF);
- chan->binarymodes &= ~CM_PRIVATE;
- }
- }
- break;
-
- default:
- log(DEBUG,"Preprocessing custom mode %c: modelist: %s",*modechar,chan->custom_modes);
- string_list p;
- p.clear();
- if (((!strchr(chan->custom_modes,*modechar)) && (!mdir)) || ((strchr(chan->custom_modes,*modechar)) && (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))
- {
- log(DEBUG,"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");
- char app[] = {*modechar, 0};
- if (ModeIsListMode(*modechar,MT_CHANNEL))
- {
- if (t == -1)
- {
- //pc++;
- param++;
- }
- else
- {
- if (ptr>0)
- {
- strlcat(outlist, app,MAXBUF);
- }
- strlcpy(outpars[pc++],parameters[param++],MAXBUF);
- }
- }
- else
- {
- if (ptr>0)
- {
- if ((modelist[ptr-1] == '+') || (modelist[ptr-1] == '-'))
- {
- strlcat(outlist, app,MAXBUF);
- }
- else if (!strchr(outlist,*modechar))
- {
- strlcat(outlist, app,MAXBUF);
- }
- }
- chan->SetCustomMode(*modechar,mdir);
- // include parameters in output if mode has them
- if ((ModeDefinedOn(*modechar,MT_CHANNEL)>0) && (mdir))
- {
- chan->SetCustomModeParam(modelist[ptr],parameters[param],mdir);
- strlcpy(outpars[pc++],parameters[param++],MAXBUF);
- }
- }
- // 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;
-
- }
- }
- }
+ modewatchers[pos].push_back(mw);
+ log(DEBUG,"ModeParser::AddModeWatcher: watching mode %c",mw->GetModeChar());
- /* this ensures only the *valid* modes are sent out onto the network */
- /*int xt = strlen(outlist)-1;
- while ((outlist[xt] == '-') || (outlist[xt] == '+'))
- {
- outlist[xt] = '\0';
- xt = strlen(outlist)-1;
- }*/
- /* The mode change must be at least two characters long (+ or - and at least one mode) */
- if (((*outlist == '+') || (*outlist == '-')) && *(outlist+1))
- {
- strlcpy(outstr,outlist,MAXBUF);
- for (ptr = 0; ptr < pc; ptr++)
- {
- strlcat(outstr," ",MAXBUF);
- strlcat(outstr,outpars[ptr],MAXBUF);
- }
- if (local)
- {
- log(DEBUG,"Local mode change");
- WriteChannelLocal(chan, user, "MODE %s %s",chan->name,outstr);
- FOREACH_MOD(I_OnMode,OnMode(user, chan, TYPE_CHANNEL, outstr));
- }
- else
- {
- if (servermode)
- {
- if (!silent)
- {
- WriteChannelWithServ(Config->ServerName,chan,"MODE %s %s",chan->name,outstr);
- }
-
- }
- else
- {
- if (!silent)
- {
- WriteChannel(chan,user,"MODE %s %s",chan->name,outstr);
- FOREACH_MOD(I_OnMode,OnMode(user, chan, TYPE_CHANNEL, outstr));
- }
- }
- }
- }
+ return true;
}
-// 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 ModeParser::DelModeWatcher(ModeWatcher* mw)
{
- 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'))
- {
- log(DEBUG,"umode %c allowed by RFC1459 scemantics",umode);
- return true;
- }
-
- // user may not +o themselves or others, but an oper may de-oper other opers or themselves
- if ((strchr(sourcemodes,'o')) && (!adding))
- {
- log(DEBUG,"umode %c allowed by RFC1459 scemantics",umode);
- return true;
- }
- else if (umode == 'o')
- {
- log(DEBUG,"umode %c allowed by RFC1459 scemantics",umode);
- return false;
- }
-
- // process any module-defined modes that need oper
- if ((ModeDefinedOper(umode,MT_CLIENT)) && (strchr(sourcemodes,'o')))
- {
- 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)) && (!strchr(sourcemodes,'o')))
- {
- // no, this mode needs oper, and this user 'aint got what it takes!
- return false;
- }
- return true;
- }
+ unsigned char mask = 0;
+ unsigned char pos = 0;
- // anything else - return false.
- log(DEBUG,"umode %c not known by any ruleset",umode);
- return false;
-}
-
-bool ModeParser::ProcessModuleUmode(char umode, userrec* source, void* dest, bool adding)
-{
- userrec* s2;
- bool faked = false;
- if (!source)
- {
- s2 = new userrec;
- strlcpy(s2->nick,Config->ServerName,NICKMAX-1);
- strlcpy(s2->modes,"o",52);
- 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;
- }
+ if (!mw)
return false;
- }
- else
- {
- if (faked)
- {
- delete s2;
- source = NULL;
- }
- return false;
- }
-}
-
-void cmd_mode::Handle (char **parameters, int pcnt, userrec *user)
-{
- chanrec* Ptr;
- userrec* dest;
- int can_change;
- int direction = 1;
- char outpars[MAXBUF];
-
- dest = Find(parameters[0]);
-
- if (!user)
- {
- return;
- }
-
- if ((dest) && (pcnt == 1))
- {
- WriteServ(user->fd,"221 %s :+%s",dest->nick,dest->modes);
- return;
- }
-
- if ((dest) && (pcnt > 1))
- {
- std::string tidied = ServerInstance->ModeGrok->CompressModes(parameters[1],false);
- parameters[1] = (char*)tidied.c_str();
-
- char dmodes[MAXBUF];
- strlcpy(dmodes,dest->modes,52);
- log(DEBUG,"pulled up dest user modes: %s",dmodes);
-
- can_change = 0;
- if (user != dest)
- {
- if ((strchr(user->modes,'o')) || (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] = '+';
- outpars[1] = 0;
- direction = 1;
-
- if ((parameters[1][0] != '+') && (parameters[1][0] != '-'))
- return;
-
- for (unsigned int i = 0; i < strlen(parameters[1]); i++)
- {
- if (parameters[1][i] == ' ')
- continue;
- if (parameters[1][i] == '+')
- {
- if (direction != 1)
- {
- int t = strlen(outpars)-1;
- if ((outpars[t] == '+') || (outpars[t] == '-'))
- {
- outpars[t] = '+';
- }
- else
- {
- strcat(outpars,"+");
- }
- }
- direction = 1;
- }
- else
- if (parameters[1][i] == '-')
- {
- if (direction != 0)
- {
- int t = strlen(outpars)-1;
- if ((outpars[t] == '+') || (outpars[t] == '-'))
- {
- outpars[t] = '-';
- }
- else
- {
- strcat(outpars,"-");
- }
- }
- direction = 0;
- }
- else
- {
- can_change = 0;
- if (strchr(user->modes,'o'))
- {
- can_change = 1;
- }
- else
- {
- if ((parameters[1][i] == 'i') || (parameters[1][i] == 'w') || (parameters[1][i] == 's') || (ServerInstance->ModeGrok->AllowedUmode(parameters[1][i],user->modes,direction,false)))
- {
- can_change = 1;
- }
- }
- if (can_change)
- {
- if (direction == 1)
- {
- if ((!strchr(dmodes,parameters[1][i])) && (ServerInstance->ModeGrok->AllowedUmode(parameters[1][i],user->modes,true,false)))
- {
- char umode = parameters[1][i];
- if ((ServerInstance->ModeGrok->ProcessModuleUmode(umode, user, dest, direction)) || (umode == 'i') || (umode == 's') || (umode == 'w') || (umode == 'o'))
- {
- int q = strlen(dmodes);
- int r = strlen(outpars);
- dmodes[q+1]='\0';
- dmodes[q] = parameters[1][i];
- outpars[r+1]='\0';
- outpars[r] = parameters[1][i];
- if (parameters[1][i] == 'o')
- {
- FOREACH_MOD(I_OnGlobalOper,OnGlobalOper(dest));
- }
- }
- }
- }
- else
- {
- if ((ServerInstance->ModeGrok->AllowedUmode(parameters[1][i],user->modes,false,false)) && (strchr(dmodes,parameters[1][i])))
- {
- char umode = parameters[1][i];
- if ((ServerInstance->ModeGrok->ProcessModuleUmode(umode, user, dest, direction)) || (umode == 'i') || (umode == 's') || (umode == 'w') || (umode == 'o'))
- {
- unsigned int q = 0;
- char temp[MAXBUF];
- char moo[MAXBUF];
-
- unsigned int r = strlen(outpars);
- outpars[r+1]='\0';
- outpars[r] = parameters[1][i];
-
- *temp = 0;
- for (q = 0; q < strlen(dmodes); q++)
- {
- if (dmodes[q] != parameters[1][i])
- {
- moo[0] = dmodes[q];
- moo[1] = '\0';
- strlcat(temp,moo,MAXBUF);
- }
- }
- strlcpy(dmodes,temp,52);
-
- if (umode == 'o')
- {
- *dest->oper = 0;
- DeleteOper(dest);
- }
- }
- }
- }
- }
- }
- }
- if (outpars[0])
- {
- char b[MAXBUF];
- strlcpy(b,"",MAXBUF);
- unsigned int z = 0;
- unsigned int i = 0;
- while (i < strlen (outpars))
- {
- b[z++] = outpars[i++];
- b[z] = '\0';
- if (i<strlen(outpars)-1)
- {
- if (((outpars[i] == '-') || (outpars[i] == '+')) && ((outpars[i+1] == '-') || (outpars[i+1] == '+')))
- {
- // someones playing silly buggers and trying
- // to put a +- or -+ into the line...
- i++;
- }
- }
- if (i == strlen(outpars)-1)
- {
- if ((outpars[i] == '-') || (outpars[i] == '+'))
- {
- i++;
- }
- }
- }
-
- z = strlen(b)-1;
- if ((b[z] == '-') || (b[z] == '+'))
- b[z] = '\0';
-
- if ((!b[0]) || (!strcmp(b,"+")) || (!strcmp(b,"-")))
- return;
-
- if (strcmp(b,""))
- {
- WriteTo(user, dest, "MODE %s :%s", dest->nick, b);
- FOREACH_MOD(I_OnMode,OnMode(user, dest, TYPE_USER, b));
- }
- if (strlen(dmodes)>MAXMODES)
- {
- dmodes[MAXMODES-1] = '\0';
- }
- log(DEBUG,"Stripped mode line");
- log(DEBUG,"Line dest is now %s",dmodes);
- strlcpy(dest->modes,dmodes,52);
-
- }
+ if ((mw->GetModeType() < 'A') || (mw->GetModeType() > 'z'))
+ return false;
- return;
- }
-
- Ptr = FindChan(parameters[0]);
- if (Ptr)
- {
- if (pcnt == 1)
- {
- /* just /modes #channel */
- WriteServ(user->fd,"324 %s %s +%s",user->nick, Ptr->name, chanmodes(Ptr,has_channel(user,Ptr)));
- WriteServ(user->fd,"329 %s %s %d", user->nick, Ptr->name, Ptr->created);
- return;
- }
- else
- if (pcnt == 2)
- {
- char* mode = parameters[1];
- if (*mode == '+')
- mode++;
- int MOD_RESULT = 0;
- FOREACH_RESULT(I_OnRawMode,OnRawMode(user, Ptr, *mode, "", false, 0));
- if (!MOD_RESULT)
- {
- if (*mode == 'b')
- {
+ mw->GetModeType() == MODETYPE_USER ? mask = MASK_USER : mask = MASK_CHANNEL;
+ pos = (mw->GetModeChar()-65) | mask;
- for (BanList::iterator i = Ptr->bans.begin(); i != Ptr->bans.end(); i++)
- {
- WriteServ(user->fd,"367 %s %s %s %s %d",user->nick, Ptr->name, i->data, i->set_by, i->set_time);
- }
- WriteServ(user->fd,"368 %s %s :End of channel ban list",user->nick, Ptr->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,Ptr,*mode));
- return;
- }
- }
- }
+ ModeWatchIter a = find(modewatchers[pos].begin(),modewatchers[pos].end(),mw);
- if (((Ptr) && (!has_channel(user,Ptr))) && (!is_uline(user->server)) && (IS_LOCAL(user)))
- {
- WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, Ptr->name);
- return;
- }
+ if (a == modewatchers[pos].end())
+ return false;
- if (Ptr)
- {
- int MOD_RESULT = 0;
- FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(user,NULL,Ptr,AC_GENERAL_MODE));
-
- if (MOD_RESULT == ACR_DENY)
- return;
- if (MOD_RESULT == ACR_DEFAULT)
- {
- if ((cstatus(user,Ptr) < STATUS_HOP) && (IS_LOCAL(user)))
- {
- WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",user->nick, Ptr->name);
- return;
- }
- }
+ modewatchers[pos].erase(a);
+ log(DEBUG,"ModeParser::DelModeWatcher: stopped watching mode %c",mw->GetModeChar());
- ServerInstance->ModeGrok->ProcessModes(parameters,user,Ptr,cstatus(user,Ptr),pcnt,false,false,false);
- }
- }
- else
- {
- WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
- }
+ return true;
}
-
-
-
-void ModeParser::ServerMode(char **parameters, int pcnt, userrec *user)
+ModeParser::ModeParser()
{
- chanrec* Ptr;
- userrec* dest;
- int can_change;
- int direction = 1;
- char outpars[MAXBUF];
-
- dest = Find(parameters[0]);
-
- // fix: ChroNiCk found this - we cant use this as debug if its null!
- if (dest)
- {
- log(DEBUG,"server_mode on %s",dest->nick);
- }
-
- if ((dest) && (pcnt > 1))
- {
- std::string tidied = ServerInstance->ModeGrok->CompressModes(parameters[1],false);
- parameters[1] = (char*)tidied.c_str();
-
- char dmodes[MAXBUF];
- strlcpy(dmodes,dest->modes,52);
-
- outpars[0] = '+';
- outpars[1] = 0;
- direction = 1;
-
- if ((parameters[1][0] != '+') && (parameters[1][0] != '-'))
- return;
-
- for (unsigned int i = 0; i < strlen(parameters[1]); i++)
- {
- if (parameters[1][i] == ' ')
- continue;
- if (parameters[1][i] == '+')
- {
- if (direction != 1)
- {
- int t = strlen(outpars)-1;
- if ((outpars[t] == '+') || (outpars[t] == '-'))
- {
- outpars[t] = '+';
- }
- else
- {
- strcat(outpars,"+");
- }
- }
- direction = 1;
- }
- else
- if (parameters[1][i] == '-')
- {
- if (direction != 0)
- {
- int t = strlen(outpars)-1;
- if ((outpars[t] == '+') || (outpars[t] == '-'))
- {
- outpars[t] = '-';
- }
- else
- {
- strcat(outpars,"-");
- }
- }
- direction = 0;
- }
- else
- {
- log(DEBUG,"begin mode processing entry");
- can_change = 1;
- if (can_change)
- {
- if (direction == 1)
- {
- log(DEBUG,"umode %c being added",parameters[1][i]);
- if ((!strchr(dmodes,parameters[1][i])) && (ServerInstance->ModeGrok->AllowedUmode(parameters[1][i],user->modes,true,true)))
- {
- char umode = parameters[1][i];
- log(DEBUG,"umode %c is an allowed umode",umode);
- if ((ServerInstance->ModeGrok->ProcessModuleUmode(umode, user, dest, direction)) || (umode == 'i') || (umode == 's') || (umode == 'w') || (umode == 'o'))
- {
- int v1 = strlen(dmodes);
- int v2 = strlen(outpars);
- dmodes[v1+1]='\0';
- dmodes[v1] = parameters[1][i];
- outpars[v2+1]='\0';
- outpars[v2] = parameters[1][i];
- }
- }
- }
- else
- {
- // can only remove a mode they already have
- log(DEBUG,"umode %c being removed",parameters[1][i]);
- if ((ServerInstance->ModeGrok->AllowedUmode(parameters[1][i],user->modes,false,true)) && (strchr(dmodes,parameters[1][i])))
- {
- char umode = parameters[1][i];
- log(DEBUG,"umode %c is an allowed umode",umode);
- if ((ServerInstance->ModeGrok->ProcessModuleUmode(umode, user, dest, direction)) || (umode == 'i') || (umode == 's') || (umode == 'w') || (umode == 'o'))
- {
- unsigned int q = 0;
- char temp[MAXBUF];
- char moo[MAXBUF];
-
- unsigned int v1 = strlen(outpars);
- outpars[v1+1]='\0';
- outpars[v1] = parameters[1][i];
- *temp = 0;
- for (q = 0; q < strlen(dmodes); q++)
- {
- if (dmodes[q] != parameters[1][i])
- {
- moo[0] = dmodes[q];
- moo[1] = '\0';
- strlcat(temp,moo,MAXBUF);
- }
- }
- strlcpy(dmodes,temp,52);
- }
- }
- }
- }
- }
- }
- if (outpars[0])
- {
- char b[MAXBUF];
- *b = 0;
- unsigned int z = 0;
- unsigned int i = 0;
- while (i < strlen (outpars))
- {
- b[z++] = outpars[i++];
- b[z] = '\0';
- if (i<strlen(outpars)-1)
- {
- if (((outpars[i] == '-') || (outpars[i] == '+')) && ((outpars[i+1] == '-') || (outpars[i+1] == '+')))
- {
- // someones playing silly buggers and trying
- // to put a +- or -+ into the line...
- i++;
- }
- }
- if (i == strlen(outpars)-1)
- {
- if ((outpars[i] == '-') || (outpars[i] == '+'))
- {
- i++;
- }
- }
- }
-
- z = strlen(b)-1;
- if ((b[z] == '-') || (b[z] == '+'))
- b[z] = '\0';
-
- if ((!b[0]) || (!strcmp(b,"+")) || (!strcmp(b,"-")))
- return;
-
- if (*b)
- {
- WriteTo(user, dest, "MODE %s :%s", dest->nick, b);
- FOREACH_MOD(I_OnMode,OnMode(user, dest, TYPE_USER, b));
- }
-
- if (strlen(dmodes)>MAXMODES)
- {
- dmodes[MAXMODES-1] = '\0';
- }
- log(DEBUG,"Stripped mode line");
- log(DEBUG,"Line dest is now %s",dmodes);
- strlcpy(dest->modes,dmodes,MAXMODES);
-
- }
-
- 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]);
- }
+ /* Clear mode list */
+ memset(modehandlers, 0, sizeof(modehandlers));
+ memset(modewatchers, 0, sizeof(modewatchers));
+
+ /* Initialise the RFC mode letters */
+
+ /* Start with channel simple modes, no params */
+ this->AddMode(new ModeChannelSecret, 's');
+ this->AddMode(new ModeChannelPrivate, 'p');
+ this->AddMode(new ModeChannelModerated, 'm');
+ this->AddMode(new ModeChannelTopicOps, 't');
+ this->AddMode(new ModeChannelNoExternal, 'n');
+ this->AddMode(new ModeChannelInviteOnly, 'i');
+
+ /* Cannel modes with params */
+ this->AddMode(new ModeChannelKey, 'k');
+ this->AddMode(new ModeChannelLimit, 'l');
+
+ /* Channel listmodes */
+ this->AddMode(new ModeChannelBan, 'b');
+ this->AddMode(new ModeChannelOp, 'o');
+ this->AddMode(new ModeChannelHalfOp, 'h');
+ this->AddMode(new ModeChannelVoice, 'v');
+
+ /* Now for usermodes */
+ this->AddMode(new ModeUserServerNotice, 's');
+ this->AddMode(new ModeUserWallops, 'w');
+ this->AddMode(new ModeUserInvisible, 'i');
+ this->AddMode(new ModeUserOperator, 'o');
+ this->AddMode(new ModeUserServerNoticeMask, 'n');
}
+
projects / user / henk / code / inspircd.git / blobdiff