* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
- * Inspire is copyright (C) 2002-2005 ChatSpike-Dev.
- * E-mail:
- * <brain.net>
- * <Craig.net>
+ * 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 <time.h>
-#include <string>
-#ifdef GCC3
-#include <ext/hash_map>
-#else
-#include <hash_map>
-#endif
-#include <map>
-#include <sstream>
-#include <vector>
-#include <deque>
-#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<Module*> modules;
-extern std::vector<ircd_module*> factory;
-extern time_t TIME;
-extern user_hash clientlist;
-extern chan_hash chanlist;
-extern whowas_hash whowas;
-extern std::vector<userrec*> all_opers;
-extern std::vector<userrec*> local_users;
-extern userrec* fd_ref_table[65536];
-
-void cmd_who::Handle (char **parameters, int pcnt, userrec *user)
+#include "commands/cmd_who.h"
+
+static char *get_first_visible_channel(userrec *u)
{
- chanrec* Ptr = NULL;
- char tmp[10];
-
- /* theres more to do here, but for now just close the socket */
- if (pcnt == 1)
+ UCListIter i = u->chans.begin();
+ if (i != u->chans.end())
{
- if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")))
+ if (!i->first->IsModeSet('s'))
+ return i->first->name;
+ }
+
+ return "*";
+}
+
+bool cmd_who::whomatch(userrec* user, const char* matchtext)
+{
+ bool realhost = false;
+ bool realname = false;
+ bool positive = true;
+ bool metadata = false;
+ bool ident = false;
+ bool away = false;
+ bool port = false;
+ char* dummy = NULL;
+
+ 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 ((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++)
+ positive = true;
+ continue;
+ }
+ else if (*n == '-')
+ {
+ positive = false;
+ continue;
+ }
+ if (user->IsModeSet(*n) != positive)
+ return false;
+ }
+ return true;
+ }
+ else
+ {
+
+ if (opt_metadata)
+ metadata = user->GetExt(matchtext, dummy);
+ else
+ {
+ if (opt_realname)
+ realname = match(user->fullname, matchtext);
+ else
+ {
+ if (opt_showrealhost)
+ realhost = match(user->host, matchtext);
+ else
{
- Ptr = i->second->chans[0].channel;
- // suggested by phidjit and FCS
- if ((!common_channels(user,i->second)) && (isnick(i->second->nick)))
+ if (opt_ident)
+ ident = match(user->ident, matchtext);
+ else
{
- // Bug Fix #29
- *tmp = 0;
- if (*i->second->awaymsg) {
- strlcat(tmp, "G", 9);
- } else {
- strlcat(tmp, "H", 9);
+ if (opt_port)
+ {
+ irc::portparser portrange(matchtext, false);
+ long portno = -1;
+ while ((portno = portrange.GetToken()))
+ if (portno == user->GetPort())
+ port = true;
}
- 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)
+ else
{
- WriteServ(user->fd,"523 %s WHO :Command aborted: More results than configured limit",user->nick);
- break;
+ if (opt_away)
+ away = match(user->awaymsg, matchtext);
}
}
}
}
- if (Ptr)
+ }
+ return ((port) || (away) || (ident) || (metadata) || (realname) || (realhost) || (match(user->dhost, matchtext)) || (match(user->nick, matchtext)) || (match(user->server, matchtext)));
+ }
+}
+
+
+
+extern "C" DllExport command_t* init_command(InspIRCd* Instance)
+{
+ return new cmd_who(Instance);
+}
+
+bool cmd_who::CanView(chanrec* chan, userrec* 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 (IS_OPER(user))
+ 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 cmd_who::SendWhoLine(userrec* user, const std::string &initial, chanrec* ch, userrec* u, std::vector<std::string> &whoresults)
+{
+ std::string lcn = get_first_visible_channel(u);
+ chanrec* chlast = ServerInstance->FindChan(lcn);
+
+ /* Not visible to this user */
+ if (u->Visibility && !u->Visibility->VisibleTo(user))
+ return;
+
+ std::string wholine = initial + (ch ? ch->name : lcn) + " " + u->ident + " " + (opt_showrealhost ? u->host : u->dhost) + " " +
+ ((*ServerInstance->Config->HideWhoisServer && !IS_OPER(user)) ? ServerInstance->Config->HideWhoisServer : u->server) +
+ " " + u->nick + " ";
+
+ /* away? */
+ if (IS_AWAY(u))
+ {
+ wholine.append("G");
+ }
+ else
+ {
+ wholine.append("H");
+ }
+
+ /* oper? */
+ if (IS_OPER(u))
+ {
+ 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 <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_unlimit = 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;
+
+ chanrec *ch = NULL;
+ std::vector<std::string> whoresults;
+ std::string initial = "352 " + std::string(user->nick) + " ";
+
+ const char* matchtext = NULL;
+ bool usingwildcards = false;
+
+ /* Change '0' into '*' so the wildcard matcher can grok it */
+ matchtext = parameters[0];
+ if (!strcmp(matchtext,"0"))
+ matchtext = "*";
+
+ for (const char* check = matchtext; *check; check++)
+ {
+ if (*check == '*' || *check == '?')
+ {
+ usingwildcards = true;
+ break;
+ }
+ }
+
+ 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 (IS_OPER(user))
+ opt_showrealhost = true;
+ break;
+ case 'u':
+ if (IS_OPER(user))
+ opt_unlimit = true;
+ break;
+ case 'r':
+ opt_realname = true;
+ break;
+ case 'm':
+ opt_mode = true;
+ break;
+ case 'M':
+ opt_metadata = true;
+ break;
+ case 'i':
+ opt_ident = true;
+ break;
+ case 'p':
+ opt_port = true;
+ break;
+ case 'a':
+ opt_away = true;
+ break;
+ case 'l':
+ opt_local = true;
+ break;
+ case 'f':
+ opt_far = true;
+ break;
}
- else
+
+ *iter++;
+ }
+ }
+
+
+ /* who on a channel? */
+ ch = ServerInstance->FindChan(matchtext);
+
+ if (ch)
+ {
+ if (CanView(ch,user))
+ {
+ bool inside = ch->HasUser(user);
+
+ /* who on a channel. */
+ CUList *cu = ch->GetUsers();
+
+ for (CUList::iterator i = cu->begin(); i != cu->end(); i++)
{
- WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
+ /* None of this applies if we WHO ourselves */
+ if (user != i->first)
+ {
+ /* opers only, please */
+ if (opt_viewopersonly && !IS_OPER(i->first))
+ continue;
+
+ /* If we're not inside the channel, hide +i users */
+ if (i->first->IsModeSet('i') && !inside)
+ continue;
+ }
+
+ SendWhoLine(user, initial, ch, i->first, whoresults);
}
- return;
}
- if (parameters[0][0] == '#')
+ }
+ else
+ {
+ /* Match against wildcard of nick, server or host */
+ if (opt_viewopersonly)
{
- Ptr = FindChan(parameters[0]);
- if (Ptr)
+ /* Showing only opers */
+ for (std::list<userrec*>::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))
{
- if ((has_channel(i->second,Ptr)) && (isnick(i->second->nick)))
+ if (!user->SharesChannelWith(oper))
{
- // 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;
- }
-
+ if (usingwildcards && (!oper->IsModeSet('i')) && (!IS_OPER(user)))
+ continue;
}
+
+ 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))
+ {
+ if (!user->SharesChannelWith(i->second))
+ {
+ if (usingwildcards && (i->second->IsModeSet('i')) && (!IS_OPER(user)))
+ continue;
+ }
+
+ 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 ((ServerInstance->Config->MaxWhoResults && (whoresults.size() <= (size_t)ServerInstance->Config->MaxWhoResults)) || opt_unlimit)
{
- if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")) && (!strcmp(parameters[1],"o")))
- {
- for (std::vector<userrec*>::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<std::string>::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;
}
}
-