X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fcmd_who.cpp;h=c4c37e52876d260c0ac32c3af203fbdf8b85695e;hb=166dfe4163f0941148f5927c28dfbdb8bdb49c5e;hp=607fba68ef94b88661279ccfc15e49f985ff892b;hpb=1383dba43e463f292aea094d01f62f355946049d;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/cmd_who.cpp b/src/cmd_who.cpp index 607fba68e..c4c37e528 100644 --- a/src/cmd_who.cpp +++ b/src/cmd_who.cpp @@ -2,190 +2,241 @@ * | Inspire Internet Relay Chat Daemon | * +------------------------------------+ * - * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev. - * E-mail: - * - * + * InspIRCd: (C) 2002-2007 InspIRCd Development Team + * See: http://www.inspircd.org/wiki/index.php/Credits * - * 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 "inspircd_io.h" -#include -#include -#ifdef GCC3 -#include -#else -#include -#endif -#include -#include -#include -#include +#include "configreader.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 "mode.h" -#include "xline.h" -#include "inspstring.h" -#include "dnsqueue.h" -#include "helperfuncs.h" -#include "hashcomp.h" -#include "socketengine.h" -#include "typedefs.h" -#include "command_parse.h" -#include "cmd_who.h" - -extern ServerConfig* Config; -extern InspIRCd* ServerInstance; -extern int MODCOUNT; -extern std::vector modules; -extern std::vector factory; -extern time_t TIME; -extern user_hash clientlist; -extern chan_hash chanlist; -extern whowas_hash whowas; -extern std::vector all_opers; -extern std::vector local_users; -extern userrec* fd_ref_table[MAX_DESCRIPTORS]; - -void cmd_who::Handle (char **parameters, int pcnt, userrec *user) +#include "commands/cmd_who.h" + +/* get the last 'visible' chan of a user */ +static char *getlastchanname(userrec *u) +{ + UCListIter i = u->chans.begin(); + if (i != u->chans.end()) + { + if (!i->first->IsModeSet('s')) + return i->first->name; + } + + return "*"; +} + +bool whomatch(userrec* user, const char* matchtext, bool opt_realname, bool opt_showrealhost, bool opt_mode) { - chanrec* Ptr = NULL; - char tmp[10]; - - /* theres more to do here, but for now just close the socket */ - if (pcnt == 1) + bool realhost = false; + bool realname = false; + bool positive = true; + + if (user->registered != REG_ALL) + return false; + + if (opt_mode) { - if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*"))) + for (const char* n = matchtext; *n; n++) { - if ((user->chans.size()) && (user->chans[0].channel)) + if (*n == '+') { - int n_list = 0; - for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++) - { - Ptr = i->second->chans[0].channel; - // suggested by phidjit and FCS - if ((!common_channels(user,i->second)) && (isnick(i->second->nick))) - { - // Bug Fix #29 - *tmp = 0; - if (*i->second->awaymsg) { - strlcat(tmp, "G", 9); - } else { - strlcat(tmp, "H", 9); - } - if (strchr(i->second->modes,'o')) { strlcat(tmp, "*", 9); } - WriteServ(user->fd,"352 %s %s %s %s %s %s %s :0 %s",user->nick, Ptr ? Ptr->name : "*", i->second->ident, i->second->dhost, i->second->server, i->second->nick, tmp, i->second->fullname); - n_list++; - if (n_list > Config->MaxWhoResults) - { - WriteServ(user->fd,"523 %s WHO :Command aborted: More results than configured limit",user->nick); - break; - } - } - } + positive = true; + continue; } - if (Ptr) + else if (*n == '-') { - WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick , parameters[0]); + positive = false; + continue; } - else + if (user->IsModeSet(*n) != positive) + return false; + } + return true; + } + + if (opt_realname) + realname = match(user->fullname, matchtext); + + if (opt_showrealhost) + realhost = match(user->host, matchtext); + + return ((realname) || (realhost) || (match(user->dhost, matchtext)) || (match(user->nick, matchtext)) || (match(user->server, matchtext))); +} + + + +extern "C" command_t* init_command(InspIRCd* Instance) +{ + return new cmd_who(Instance); +} + +bool cmd_who::CanView(chanrec* chan, userrec* user) +{ + if (!user || !chan) + return false; + + /* Execute items in fastest-to-execute first order */ + if (*user->oper) + return true; + else if (!chan->IsModeSet('s') && !chan->IsModeSet('p')) + return true; + else if (chan->HasUser(user)) + return true; + + return false; +} + +void cmd_who::SendWhoLine(userrec* user, const std::string &initial, chanrec* ch, userrec* u, std::vector &whoresults) +{ + std::string lcn = getlastchanname(u); + chanrec* chlast = ServerInstance->FindChan(lcn); + + std::string wholine = initial + (ch ? ch->name : lcn) + " " + u->ident + " " + (opt_showrealhost ? u->host : u->dhost) + " " + + ((*ServerInstance->Config->HideWhoisServer && !*user->oper) ? ServerInstance->Config->HideWhoisServer : u->server) + + " " + u->nick + " "; + + /* away? */ + if (u->awaymsg) + { + wholine.append("G"); + } + else + { + wholine.append("H"); + } + + /* oper? */ + if (u->oper) + { + wholine.append("*"); + } + + wholine = wholine + (ch ? ch->GetPrefixChar(u) : (chlast ? chlast->GetPrefixChar(u) : "")) + " :0 " + u->fullname; + whoresults.push_back(wholine); +} + +CmdResult cmd_who::Handle (const char** parameters, int pcnt, userrec *user) +{ + /* + * XXX - RFC says: + * The passed to WHO is matched against users' host, server, real + * name and nickname + * Currently, we support WHO #chan, WHO nick, WHO 0, WHO *, and the addition of a 'o' flag, as per RFC. + */ + + /* WHO options */ + opt_viewopersonly = false; + opt_showrealhost = false; + opt_unlimit = false; + opt_realname = false; + opt_mode = false; + + chanrec *ch = NULL; + std::vector whoresults; + std::string initial = "352 " + std::string(user->nick) + " "; + + const char* matchtext = NULL; + + /* Change '0' into '*' so the wildcard matcher can grok it */ + matchtext = parameters[0]; + if (!strcmp(matchtext,"0")) + matchtext = "*"; + + if (pcnt > 1) + { + /* parse flags */ + const char *iter = parameters[1]; + + while (*iter) + { + switch (*iter) { - WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]); + case 'o': + opt_viewopersonly = true; + break; + case 'h': + if (*user->oper) + opt_showrealhost = true; + break; + case 'u': + if (*user->oper) + opt_unlimit = true; + break; + case 'r': + opt_realname = true; + break; + case 'm': + opt_mode = true; + break; } - return; + + *iter++; } - if (parameters[0][0] == '#') + } + + + /* who on a channel? */ + ch = ServerInstance->FindChan(matchtext); + + if ((ch) && (CanView(ch,user))) + { + /* who on a channel. */ + CUList *cu = ch->GetUsers(); + + for (CUList::iterator i = cu->begin(); i != cu->end(); i++) { - Ptr = FindChan(parameters[0]); - if (Ptr) + /* opers only, please */ + if (opt_viewopersonly && !*(i->second)->oper) + continue; + + SendWhoLine(user, initial, ch, i->second, whoresults); + } + } + else + { + /* Match against wildcard of nick, server or host */ + + if (opt_viewopersonly) + { + /* Showing only opers */ + for (std::vector::iterator i = ServerInstance->all_opers.begin(); i != ServerInstance->all_opers.end(); i++) { - int n_list = 0; - for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++) + userrec* oper = *i; + + if (whomatch(oper, matchtext, opt_realname, opt_showrealhost, opt_mode)) { - if ((has_channel(i->second,Ptr)) && (isnick(i->second->nick))) - { - // Fix Bug #29 - Part 2.. - *tmp = 0; - if (*i->second->awaymsg) { - strlcat(tmp, "G", 9); - } else { - strlcat(tmp, "H", 9); - } - if (strchr(i->second->modes,'o')) { strlcat(tmp, "*", 9); } - strlcat(tmp, cmode(i->second, Ptr),5); - WriteServ(user->fd,"352 %s %s %s %s %s %s %s :0 %s",user->nick, Ptr->name, i->second->ident, i->second->dhost, i->second->server, i->second->nick, tmp, i->second->fullname); - n_list++; - if (n_list > Config->MaxWhoResults) - { - WriteServ(user->fd,"523 %s WHO :Command aborted: More results than configured limit",user->nick); - break; - } - - } + SendWhoLine(user, initial, NULL, oper, whoresults); } - WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]); - } - else - { - WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]); } } else { - userrec* u = Find(parameters[0]); - if (u) + for (user_hash::iterator i = ServerInstance->clientlist->begin(); i != ServerInstance->clientlist->end(); i++) { - // Bug Fix #29 -- Part 29.. - *tmp = 0; - if (*u->awaymsg) { - strlcat(tmp, "G" ,9); - } else { - strlcat(tmp, "H" ,9); + if (whomatch(i->second, matchtext, opt_realname, opt_showrealhost, opt_mode)) + { + SendWhoLine(user, initial, NULL, i->second, whoresults); } - if (strchr(u->modes,'o')) { strlcat(tmp, "*" ,9); } - WriteServ(user->fd,"352 %s %s %s %s %s %s %s :0 %s",user->nick, u->chans.size() ? u->chans[0].channel->name - : "*", u->ident, u->dhost, u->server, u->nick, tmp, u->fullname); } - WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]); } } - if (pcnt == 2) + /* Send the results out */ + if ((whoresults.size() < (size_t)ServerInstance->Config->MaxWhoResults) && (!opt_unlimit)) { - if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")) && (!strcmp(parameters[1],"o"))) - { - for (std::vector::iterator i = all_opers.begin(); i != all_opers.end(); i++) - { - // If i were a rich man.. I wouldn't need to me making these bugfixes.. - // But i'm a poor bastard with nothing better to do. - userrec* oper = *i; - *tmp = 0; - if (*oper->awaymsg) { - strlcat(tmp, "G" ,9); - } else { - strlcat(tmp, "H" ,9); - } - WriteServ(user->fd,"352 %s %s %s %s %s %s %s* :0 %s", user->nick, oper->chans.size() ? oper->chans[0].channel->name - : "*", oper->ident, oper->dhost, oper->server, oper->nick, tmp, oper->fullname); - } - WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]); - return; - } + for (std::vector::const_iterator n = whoresults.begin(); n != whoresults.end(); n++) + user->WriteServ(*n); + user->WriteServ("315 %s %s :End of /WHO list.",user->nick, *parameters[0] ? parameters[0] : "*"); + return CMD_SUCCESS; + } + else + { + /* BZZT! Too many results. */ + user->WriteServ("315 %s %s :Too many results",user->nick, parameters[0]); + return CMD_FAILURE; } } - -