src/commands/cmd_ison.cpp

   1 /*
   2  * InspIRCd -- Internet Relay Chat Daemon
   3  *
   4  *   Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
   5  *   Copyright (C) 2007 Robin Burchell <robin+git@viroteck.net>
   6  *
   7  * This file is part of InspIRCd.  InspIRCd is free software: you can
   8  * redistribute it and/or modify it under the terms of the GNU General Public
   9  * License as published by the Free Software Foundation, version 2.
  10  *
  11  * This program is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  13  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
  14  * details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20
  21 #include "inspircd.h"
  22
  23 /** Handle /ISON.
  24  */
  25 class CommandIson : public Command
  26 {
  27  public:
  28         /** Constructor for ison.
  29          */
  30         CommandIson ( Module* parent) : Command(parent,"ISON", 1) {
  31                 syntax = "<nick> {nick}";
  32         }
  33         /** Handle command.
  34          * @param parameters The parameters to the command
  35          * @param user The user issuing the command
  36          * @return A value from CmdResult to indicate command success or failure.
  37          */
  38         CmdResult Handle(const std::vector<std::string>& parameters, User *user);
  39 };
  40
  41 /** Handle /ISON
  42  */
  43 CmdResult CommandIson::Handle (const std::vector<std::string>& parameters, User *user)
  44 {
  45         std::map<User*,User*> ison_already;
  46         User *u;
  47         std::string reply = "303 " + user->nick + " :";
  48
  49         for (unsigned int i = 0; i < parameters.size(); i++)
  50         {
  51                 u = ServerInstance->FindNickOnly(parameters[i]);
  52                 if (ison_already.find(u) != ison_already.end())
  53                         continue;
  54
  55                 if (u)
  56                 {
  57                         reply.append(u->nick).append(" ");
  58                         if (reply.length() > 450)
  59                         {
  60                                 user->WriteServ(reply);
  61                                 reply = "303 " + user->nick + " :";
  62                         }
  63                         ison_already[u] = u;
  64                 }
  65                 else
  66                 {
  67                         if ((i == parameters.size() - 1) && (parameters[i].find(' ') != std::string::npos))
  68                         {
  69                                 /* Its a space seperated list of nicks (RFC1459 says to support this)
  70                                  */
  71                                 irc::spacesepstream list(parameters[i]);
  72                                 std::string item;
  73
  74                                 while (list.GetToken(item))
  75                                 {
  76                                         u = ServerInstance->FindNickOnly(item);
  77                                         if (ison_already.find(u) != ison_already.end())
  78                                                 continue;
  79
  80                                         if (u)
  81                                         {
  82                                                 reply.append(u->nick).append(" ");
  83                                                 if (reply.length() > 450)
  84                                                 {
  85                                                         user->WriteServ(reply);
  86                                                         reply = "303 " + user->nick + " :";
  87                                                 }
  88                                                 ison_already[u] = u;
  89                                         }
  90                                 }
  91                         }
  92                 }
  93         }
  94
  95         if (!reply.empty())
  96                 user->WriteServ(reply);
  97
  98         return CMD_SUCCESS;
  99 }
 100
 101
 102 COMMAND_INIT(CommandIson)