-/* +------------------------------------+\r * | Inspire Internet Relay Chat Daemon |\r * +------------------------------------+\r *\r * InspIRCd: (C) 2002-2007 InspIRCd Development Team\r * See: http://www.inspircd.org/wiki/index.php/Credits\r *\r * This program is free but copyrighted software; see\r * the file COPYING for details.\r *\r * ---------------------------------------------------\r */\r\r#include "inspircd.h"\r#include "configreader.h"\r#include "users.h"\r#include "modules.h"\r#include "wildcard.h"\r#include "commands/cmd_who.h"\r\r/* get the last 'visible' chan of a user */\rstatic char *getlastchanname(userrec *u)\r{\r UCListIter i = u->chans.begin();\r if (i != u->chans.end())\r {\r if (!i->first->IsModeSet('s'))\r return i->first->name;\r }\r\r return "*";\r}\r\rbool cmd_who::whomatch(userrec* user, const char* matchtext)\r{\r bool realhost = false;\r bool realname = false;\r bool positive = true;\r bool metadata = false;\r bool ident = false;\r bool away = false;\r bool port = false;\r char* dummy = NULL;\r\r if (user->registered != REG_ALL)\r return false;\r\r if (opt_local && !IS_LOCAL(user))\r return false;\r else if (opt_far && IS_LOCAL(user))\r return false;\r\r if (opt_mode)\r {\r for (const char* n = matchtext; *n; n++)\r {\r if (*n == '+')\r {\r positive = true;\r continue;\r }\r else if (*n == '-')\r {\r positive = false;\r continue;\r }\r if (user->IsModeSet(*n) != positive)\r return false;\r }\r return true;\r }\r else\r {\r\r if (opt_metadata)\r metadata = user->GetExt(matchtext, dummy);\r else\r {\r if (opt_realname)\r realname = match(user->fullname, matchtext);\r else\r {\r if (opt_showrealhost)\r realhost = match(user->host, matchtext);\r else\r {\r if (opt_ident)\r ident = match(user->ident, matchtext);\r else\r {\r if (opt_port)\r {\r irc::portparser portrange(matchtext, false);\r long portno = -1;\r while ((portno = portrange.GetToken()))\r if (portno == user->GetPort())\r port = true;\r }\r else\r {\r if (opt_away)\r away = match(user->awaymsg, matchtext);\r }\r }\r }\r }\r }\r return ((port) || (away) || (ident) || (metadata) || (realname) || (realhost) || (match(user->dhost, matchtext)) || (match(user->nick, matchtext)) || (match(user->server, matchtext)));\r }\r}\r\r\r\rextern "C" DllExport command_t* init_command(InspIRCd* Instance)\r{\r return new cmd_who(Instance);\r}\r\rbool cmd_who::CanView(chanrec* chan, userrec* user)\r{\r if (!user || !chan)\r return false;\r\r /* Execute items in fastest-to-execute first order */\r\r /* Opers see all */\r if (IS_OPER(user))\r return true;\r else if (!chan->IsModeSet('s') && !chan->IsModeSet('p'))\r return true;\r else if (chan->HasUser(user))\r return true;\r\r return false;\r}\r\rvoid cmd_who::SendWhoLine(userrec* user, const std::string &initial, chanrec* ch, userrec* u, std::vector<std::string> &whoresults)\r{\r std::string lcn = getlastchanname(u);\r chanrec* chlast = ServerInstance->FindChan(lcn);\r\r /* Not visible to this user */\r if (u->Visibility && !u->Visibility->VisibleTo(user))\r return;\r\r std::string wholine = initial + (ch ? ch->name : lcn) + " " + u->ident + " " + (opt_showrealhost ? u->host : u->dhost) + " " +\r ((*ServerInstance->Config->HideWhoisServer && !IS_OPER(user)) ? ServerInstance->Config->HideWhoisServer : u->server) +\r " " + u->nick + " ";\r\r /* away? */\r if (IS_AWAY(u))\r {\r wholine.append("G");\r }\r else\r {\r wholine.append("H");\r }\r\r /* oper? */\r if (IS_OPER(u))\r {\r wholine.append("*");\r }\r\r wholine = wholine + (ch ? ch->GetPrefixChar(u) : (chlast ? chlast->GetPrefixChar(u) : "")) + " :0 " + u->fullname;\r whoresults.push_back(wholine);\r}\r\rCmdResult cmd_who::Handle (const char** parameters, int pcnt, userrec *user)\r{\r /*\r * XXX - RFC says:\r * The <name> passed to WHO is matched against users' host, server, real\r * name and nickname\r * Currently, we support WHO #chan, WHO nick, WHO 0, WHO *, and the addition of a 'o' flag, as per RFC.\r */\r\r /* WHO options */\r opt_viewopersonly = false;\r opt_showrealhost = false;\r opt_unlimit = false;\r opt_realname = false;\r opt_mode = false;\r opt_ident = false;\r opt_metadata = false;\r opt_port = false;\r opt_away = false;\r opt_local = false;\r opt_far = false;\r\r chanrec *ch = NULL;\r std::vector<std::string> whoresults;\r std::string initial = "352 " + std::string(user->nick) + " ";\r\r const char* matchtext = NULL;\r\r /* Change '0' into '*' so the wildcard matcher can grok it */\r matchtext = parameters[0];\r if (!strcmp(matchtext,"0"))\r matchtext = "*";\r\r if (pcnt > 1)\r {\r /* parse flags */\r const char *iter = parameters[1];\r\r while (*iter)\r {\r switch (*iter)\r {\r case 'o':\r opt_viewopersonly = true;\r break;\r case 'h':\r if (IS_OPER(user))\r opt_showrealhost = true;\r break;\r case 'u':\r if (IS_OPER(user))\r opt_unlimit = true;\r break;\r case 'r':\r opt_realname = true;\r break;\r case 'm':\r opt_mode = true;\r break;\r case 'M':\r opt_metadata = true;\r break;\r case 'i':\r opt_ident = true;\r break;\r case 'p':\r opt_port = true;\r break;\r case 'a':\r opt_away = true;\r break;\r case 'l':\r opt_local = true;\r break;\r case 'f':\r opt_far = true;\r break;\r }\r\r *iter++;\r }\r }\r\r\r /* who on a channel? */\r ch = ServerInstance->FindChan(matchtext);\r\r if (ch)\r {\r if (CanView(ch,user))\r {\r bool inside = ch->HasUser(user);\r \r /* who on a channel. */\r CUList *cu = ch->GetUsers();\r \r for (CUList::iterator i = cu->begin(); i != cu->end(); i++)\r {\r /* opers only, please */\r if (opt_viewopersonly && !IS_OPER(i->first))\r continue;\r \r /* If we're not inside the channel, hide +i users */\r if (i->first->IsModeSet('i') && !inside)\r continue;\r \r SendWhoLine(user, initial, ch, i->first, whoresults);\r }\r }\r }\r else\r {\r /* Match against wildcard of nick, server or host */\r\r if (opt_viewopersonly)\r {\r /* Showing only opers */\r for (std::vector<userrec*>::iterator i = ServerInstance->all_opers.begin(); i != ServerInstance->all_opers.end(); i++)\r {\r userrec* oper = *i;\r\r if (whomatch(oper, matchtext))\r {\r if ((!oper->IsModeSet('i')) && (!IS_OPER(user)))\r continue;\r\r SendWhoLine(user, initial, NULL, oper, whoresults);\r }\r }\r }\r else\r {\r for (user_hash::iterator i = ServerInstance->clientlist->begin(); i != ServerInstance->clientlist->end(); i++)\r {\r if (whomatch(i->second, matchtext))\r {\r if ((i->second->IsModeSet('i')) && (!IS_OPER(user)))\r continue;\r\r SendWhoLine(user, initial, NULL, i->second, whoresults);\r }\r }\r }\r }\r /* Send the results out */\r if ((ServerInstance->Config->MaxWhoResults && (whoresults.size() <= (size_t)ServerInstance->Config->MaxWhoResults)) || opt_unlimit)\r {\r for (std::vector<std::string>::const_iterator n = whoresults.begin(); n != whoresults.end(); n++)\r user->WriteServ(*n);\r user->WriteServ("315 %s %s :End of /WHO list.",user->nick, *parameters[0] ? parameters[0] : "*");\r return CMD_SUCCESS;\r }\r else\r {\r /* BZZT! Too many results. */\r user->WriteServ("315 %s %s :Too many results",user->nick, parameters[0]);\r return CMD_FAILURE;\r }\r}\r
\ No newline at end of file
+/* +------------------------------------+
+ * | Inspire Internet Relay Chat Daemon |
+ * +------------------------------------+
+ *
+ * InspIRCd: (C) 2002-2007 InspIRCd Development Team
+ * See: http://www.inspircd.org/wiki/index.php/Credits
+ *
+ * This program is free but copyrighted software; see
+ * the file COPYING for details.
+ *
+ * ---------------------------------------------------
+ */
+
+#include "inspircd.h"
+#include "wildcard.h"
+#include "commands/cmd_who.h"
+
+static char *get_first_visible_channel(User *u)
+{
+ UCListIter i = u->chans.begin();
+ if (i != u->chans.end())
+ {
+ if (!i->first->IsModeSet('s'))
+ return i->first->name;
+ }
+
+ return "*";
+}
+
+bool cmd_who::whomatch(User* 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 (*n == '+')
+ {
+ 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
+ {
+ if (opt_ident)
+ ident = match(user->ident, matchtext);
+ else
+ {
+ if (opt_port)
+ {
+ irc::portparser portrange(matchtext, false);
+ long portno = -1;
+ while ((portno = portrange.GetToken()))
+ if (portno == user->GetPort())
+ port = true;
+ }
+ else
+ {
+ if (opt_away)
+ away = match(user->awaymsg, matchtext);
+ }
+ }
+ }
+ }
+ }
+ return ((port) || (away) || (ident) || (metadata) || (realname) || (realhost) || (match(user->dhost, matchtext)) || (match(user->nick, matchtext)) || (match(user->server, matchtext)));
+ }
+}
+
+
+
+extern "C" DllExport Command* init_command(InspIRCd* Instance)
+{
+ return new cmd_who(Instance);
+}
+
+bool cmd_who::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 (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(User* user, const std::string &initial, Channel* ch, User* u, std::vector<std::string> &whoresults)
+{
+ std::string lcn = get_first_visible_channel(u);
+ Channel* 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, 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_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;
+
+ Channel *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)
+ {
+ 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;
+ }
+
+ *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++)
+ {
+ /* 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);
+ }
+ }
+ }
+ else
+ {
+ /* Match against wildcard of nick, server or host */
+ if (opt_viewopersonly)
+ {
+ /* Showing only opers */
+ for (std::list<User*>::iterator i = ServerInstance->all_opers.begin(); i != ServerInstance->all_opers.end(); i++)
+ {
+ User* oper = *i;
+
+ if (whomatch(oper, matchtext))
+ {
+ if (!user->SharesChannelWith(oper))
+ {
+ if (usingwildcards && (!oper->IsModeSet('i')) && (!IS_OPER(user)))
+ continue;
+ }
+
+ SendWhoLine(user, initial, NULL, oper, whoresults);
+ }
+ }
+ }
+ else
+ {
+ for (user_hash::iterator i = ServerInstance->clientlist->begin(); i != ServerInstance->clientlist->end(); i++)
+ {
+ 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);
+ }
+ }
+ }
+ }
+ /* Send the results out */
+ if ((ServerInstance->Config->MaxWhoResults && (whoresults.size() <= (size_t)ServerInstance->Config->MaxWhoResults)) || opt_unlimit)
+ {
+ 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;
+ }
+}
+