src/cmd_ison.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd: (C) 2002-2007 InspIRCd Development Team
   6  * See: http://www.inspircd.org/wiki/index.php/Credits
   7  *
   8  * This program is free but copyrighted software; see
   9  *            the file COPYING for details.
  10  *
  11  * ---------------------------------------------------
  12  */
  13
  14 #include "inspircd.h"
  15 #include "users.h"
  16 #include "commands/cmd_ison.h"
  17
  18 extern "C" DllExport command_t* init_command(InspIRCd* Instance)
  19 {
  20         return new cmd_ison(Instance);
  21 }
  22
  23 /** Handle /ISON
  24  */
  25 CmdResult cmd_ison::Handle (const char** parameters, int pcnt, userrec *user)
  26 {
  27         std::map<userrec*,userrec*> ison_already;
  28         userrec *u;
  29         std::string reply = std::string("303 ") + user->nick + " :";
  30
  31         for (int i = 0; i < pcnt; i++)
  32         {
  33                 u = ServerInstance->FindNick(parameters[i]);
  34                 if (ison_already.find(u) != ison_already.end())
  35                         continue;
  36
  37                 if (u)
  38                 {
  39                         reply.append(u->nick).append(" ");
  40                         if (reply.length() > 450)
  41                         {
  42                                 user->WriteServ(reply);
  43                                 reply = std::string("303 ") + user->nick + " :";
  44                         }
  45                         ison_already[u] = u;
  46                 }
  47                 else
  48                 {
  49                         if ((i == pcnt-1) && (strchr(parameters[i],' ')))
  50                         {
  51                                 /* Its a space seperated list of nicks (RFC1459 says to support this)
  52                                  */
  53                                 irc::spacesepstream list(parameters[i]);
  54                                 std::string item = "*";
  55                                 while (((item = list.GetToken()) != ""))
  56                                 {
  57                                         u = ServerInstance->FindNick(item);
  58                                         if (ison_already.find(u) != ison_already.end())
  59                                                 continue;
  60
  61                                         if (u)
  62                                         {
  63                                                 if (u->Visibility && !u->Visibility->VisibleTo(user))
  64                                                         continue;
  65
  66                                                 reply.append(u->nick).append(" ");
  67                                                 if (reply.length() > 450)
  68                                                 {
  69                                                         user->WriteServ(reply);
  70                                                         reply = std::string("303 ") + user->nick + " :";
  71                                                 }
  72                                                 ison_already[u] = u;
  73                                         }
  74                                 }
  75                         }
  76                         /* There will only be one of these, we can bail after. */
  77                         break;
  78                 }
  79         }
  80
  81         if (!reply.empty())
  82                 user->WriteServ(reply);
  83
  84         return CMD_SUCCESS;
  85 }
  86