diff options
Diffstat (limited to 'src/commands/cmd_who.cpp')
-rw-r--r-- | src/commands/cmd_who.cpp | 408 |
1 files changed, 0 insertions, 408 deletions
diff --git a/src/commands/cmd_who.cpp b/src/commands/cmd_who.cpp deleted file mode 100644 index 1a18ab410..000000000 --- a/src/commands/cmd_who.cpp +++ /dev/null @@ -1,408 +0,0 @@ -/* - * InspIRCd -- Internet Relay Chat Daemon - * - * Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org> - * Copyright (C) 2007-2008 Robin Burchell <robin+git@viroteck.net> - * - * This file is part of InspIRCd. InspIRCd is free software: you can - * redistribute it and/or modify it under the terms of the GNU General Public - * License as published by the Free Software Foundation, version 2. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS - * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more - * details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - - -#include "inspircd.h" - -/** Handle /WHO. These command handlers can be reloaded by the core, - * and handle basic RFC1459 commands. Commands within modules work - * the same way, however, they can be fully unloaded, where these - * may not. - */ -class CommandWho : public Command -{ - bool CanView(Channel* chan, User* user); - bool opt_viewopersonly; - bool opt_showrealhost; - bool opt_realname; - bool opt_mode; - bool opt_ident; - bool opt_metadata; - bool opt_port; - bool opt_away; - bool opt_local; - bool opt_far; - bool opt_time; - - public: - /** Constructor for who. - */ - CommandWho ( Module* parent) : Command(parent,"WHO", 1) { - syntax = "<server>|<nickname>|<channel>|<realname>|<host>|0 [afhilMmoprt]"; - } - void SendWhoLine(User* user, const std::vector<std::string>& parms, const std::string &initial, Channel* ch, User* u, std::vector<std::string> &whoresults); - /** Handle command. - * @param parameters The parameters to the comamnd - * @param pcnt The number of parameters passed to teh command - * @param user The user issuing the command - * @return A value from CmdResult to indicate command success or failure. - */ - CmdResult Handle(const std::vector<std::string>& parameters, User *user); - bool whomatch(User* cuser, User* user, const char* matchtext); -}; - - -static Channel* get_first_visible_channel(User *source, User *u) -{ - UCListIter i = u->chans.begin(); - while (i != u->chans.end()) - { - Channel* c = *i++; - - /* XXX move the +I check into m_hidechans */ - if (source == u || !(c->IsModeSet('s') || c->IsModeSet('p') || u->IsModeSet('I')) || c->HasUser(source)) - return c; - } - return NULL; -} - -bool CommandWho::whomatch(User* cuser, User* user, const char* matchtext) -{ - bool match = false; - bool positive = false; - - if (user->registered != REG_ALL) - return false; - - if (opt_local && !IS_LOCAL(user)) - return false; - else if (opt_far && IS_LOCAL(user)) - return false; - - if (opt_mode) - { - for (const char* n = matchtext; *n; n++) - { - if (*n == '+') - { - positive = true; - continue; - } - else if (*n == '-') - { - positive = false; - continue; - } - if (user->IsModeSet(*n) != positive) - return false; - } - return true; - } - else - { - /* - * This was previously one awesome pile of ugly nested if, when really, it didn't need - * to be, since only one condition was ever checked, a chained if works just fine. - * -- w00t - */ - if (opt_metadata) - { - match = false; - const Extensible::ExtensibleStore& list = user->GetExtList(); - for(Extensible::ExtensibleStore::const_iterator i = list.begin(); i != list.end(); ++i) - if (InspIRCd::Match(i->first->name, matchtext)) - match = true; - } - else if (opt_realname) - match = InspIRCd::Match(user->fullname, matchtext); - else if (opt_showrealhost) - match = InspIRCd::Match(user->host, matchtext, ascii_case_insensitive_map); - else if (opt_ident) - match = InspIRCd::Match(user->ident, matchtext, ascii_case_insensitive_map); - else if (opt_port) - { - irc::portparser portrange(matchtext, false); - long portno = -1; - while ((portno = portrange.GetToken())) - if (IS_LOCAL(user) && portno == IS_LOCAL(user)->GetServerPort()) - { - match = true; - break; - } - } - else if (opt_away) - match = InspIRCd::Match(user->awaymsg, matchtext); - else if (opt_time) - { - long seconds = ServerInstance->Duration(matchtext); - - // Okay, so time matching, we want all users connected `seconds' ago - if (user->signon >= ServerInstance->Time() - seconds) - match = true; - } - - /* - * Once the conditionals have been checked, only check dhost/nick/server - * if they didn't match this user -- and only match if we don't find a match. - * - * This should make things minutely faster, and again, less ugly. - * -- w00t - */ - if (!match) - match = InspIRCd::Match(user->dhost, matchtext, ascii_case_insensitive_map); - - if (!match) - match = InspIRCd::Match(user->nick, matchtext); - - /* Don't allow server name matches if HideWhoisServer is enabled, unless the command user has the priv */ - if (!match && (ServerInstance->Config->HideWhoisServer.empty() || cuser->HasPrivPermission("users/auspex"))) - match = InspIRCd::Match(user->server, matchtext); - - return match; - } -} - -bool CommandWho::CanView(Channel* chan, User* user) -{ - if (!user || !chan) - return false; - - /* Bug #383 - moved higher up the list, because if we are in the channel - * we can see all its users - */ - if (chan->HasUser(user)) - return true; - /* Opers see all */ - if (user->HasPrivPermission("users/auspex")) - return true; - /* Cant see inside a +s or a +p channel unless we are a member (see above) */ - else if (!chan->IsModeSet('s') && !chan->IsModeSet('p')) - return true; - - return false; -} - -void CommandWho::SendWhoLine(User* user, const std::vector<std::string>& parms, const std::string &initial, Channel* ch, User* u, std::vector<std::string> &whoresults) -{ - if (!ch) - ch = get_first_visible_channel(user, u); - - std::string wholine = initial + (ch ? ch->name : "*") + " " + u->ident + " " + - (opt_showrealhost ? u->host : u->dhost) + " "; - if (!ServerInstance->Config->HideWhoisServer.empty() && !user->HasPrivPermission("servers/auspex")) - wholine.append(ServerInstance->Config->HideWhoisServer); - else - wholine.append(u->server); - - wholine.append(" " + u->nick + " "); - - /* away? */ - if (IS_AWAY(u)) - { - wholine.append("G"); - } - else - { - wholine.append("H"); - } - - /* oper? */ - if (IS_OPER(u)) - { - wholine.push_back('*'); - } - - if (ch) - wholine.append(ch->GetPrefixChar(u)); - - wholine.append(" :0 " + u->fullname); - - FOREACH_MOD(I_OnSendWhoLine, OnSendWhoLine(user, parms, u, wholine)); - - if (!wholine.empty()) - whoresults.push_back(wholine); -} - -CmdResult CommandWho::Handle (const std::vector<std::string>& parameters, User *user) -{ - /* - * XXX - RFC says: - * The <name> 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_realname = false; - opt_mode = false; - opt_ident = false; - opt_metadata = false; - opt_port = false; - opt_away = false; - opt_local = false; - opt_far = false; - opt_time = false; - - Channel *ch = NULL; - std::vector<std::string> whoresults; - std::string initial = "352 " + user->nick + " "; - - char matchtext[MAXBUF]; - bool usingwildcards = false; - - /* Change '0' into '*' so the wildcard matcher can grok it */ - if (parameters[0] == "0") - strlcpy(matchtext, "*", MAXBUF); - else - strlcpy(matchtext, parameters[0].c_str(), MAXBUF); - - for (const char* check = matchtext; *check; check++) - { - if (*check == '*' || *check == '?' || *check == '.') - { - usingwildcards = true; - break; - } - } - - if (parameters.size() > 1) - { - /* Fix for bug #444, WHO flags count as a wildcard */ - usingwildcards = true; - - for (std::string::const_iterator iter = parameters[1].begin(); iter != parameters[1].end(); ++iter) - { - switch (*iter) - { - case 'o': - opt_viewopersonly = true; - break; - case 'h': - if (user->HasPrivPermission("users/auspex")) - opt_showrealhost = true; - break; - case 'r': - opt_realname = true; - break; - case 'm': - if (user->HasPrivPermission("users/auspex")) - opt_mode = true; - break; - case 'M': - if (user->HasPrivPermission("users/auspex")) - opt_metadata = true; - break; - case 'i': - opt_ident = true; - break; - case 'p': - if (user->HasPrivPermission("users/auspex")) - opt_port = true; - break; - case 'a': - opt_away = true; - break; - case 'l': - if (user->HasPrivPermission("users/auspex") || ServerInstance->Config->HideWhoisServer.empty()) - opt_local = true; - break; - case 'f': - if (user->HasPrivPermission("users/auspex") || ServerInstance->Config->HideWhoisServer.empty()) - opt_far = true; - break; - case 't': - opt_time = true; - break; - } - } - } - - - /* who on a channel? */ - ch = ServerInstance->FindChan(matchtext); - - if (ch) - { - if (CanView(ch,user)) - { - bool inside = ch->HasUser(user); - - /* who on a channel. */ - const UserMembList *cu = ch->GetUsers(); - - for (UserMembCIter i = cu->begin(); i != cu->end(); i++) - { - { - /* opers only, please */ - if (opt_viewopersonly && !IS_OPER(i->first)) - continue; - - /* If we're not inside the channel, hide +i users */ - if (!inside && user != i->first && i->first->IsModeSet('i') && !user->HasPrivPermission("users/auspex")) - continue; - } - - SendWhoLine(user, parameters, initial, ch, i->first, whoresults); - } - } - } - else - { - /* Match against wildcard of nick, server or host */ - if (opt_viewopersonly) - { - /* Showing only opers */ - for (std::list<User*>::iterator i = ServerInstance->Users->all_opers.begin(); i != ServerInstance->Users->all_opers.end(); i++) - { - User* oper = *i; - - if (whomatch(user, oper, matchtext)) - { - if (!user->SharesChannelWith(oper)) - { - if (usingwildcards && (oper->IsModeSet('i')) && (!user->HasPrivPermission("users/auspex"))) - continue; - } - - SendWhoLine(user, parameters, initial, NULL, oper, whoresults); - } - } - } - else - { - for (user_hash::iterator i = ServerInstance->Users->clientlist->begin(); i != ServerInstance->Users->clientlist->end(); i++) - { - if (whomatch(user, i->second, matchtext)) - { - if (!user->SharesChannelWith(i->second)) - { - if (usingwildcards && (i->second->IsModeSet('i')) && (!user->HasPrivPermission("users/auspex"))) - continue; - } - - SendWhoLine(user, parameters, initial, NULL, i->second, whoresults); - } - } - } - } - /* Send the results out */ - for (std::vector<std::string>::const_iterator n = whoresults.begin(); n != whoresults.end(); n++) - user->WriteServ(*n); - user->WriteNumeric(315, "%s %s :End of /WHO list.",user->nick.c_str(), *parameters[0].c_str() ? parameters[0].c_str() : "*"); - - // Penalize the user a bit for large queries - // (add one unit of penalty per 200 results) - if (IS_LOCAL(user)) - IS_LOCAL(user)->CommandFloodPenalty += whoresults.size() * 5; - return CMD_SUCCESS; -} - -COMMAND_INIT(CommandWho) |