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. These command handlers can be reloaded by the core,
  24  * and handle basic RFC1459 commands. Commands within modules work
  25  * the same way, however, they can be fully unloaded, where these
  26  * may not.
  27  */
  28 class CommandIson : public Command
  29 {
  30  public:
  31         /** Constructor for ison.
  32          */
  33         CommandIson ( Module* parent) : Command(parent,"ISON",0,0) { syntax = "<nick> {nick}"; }
  34         /** Handle command.
  35          * @param parameters The parameters to the comamnd
  36          * @param pcnt The number of parameters passed to teh command
  37          * @param user The user issuing the command
  38          * @return A value from CmdResult to indicate command success or failure.
  39          */
  40         CmdResult Handle(const std::vector<std::string>& parameters, User *user);
  41 };
  42
  43 /** Handle /ISON
  44  */
  45 CmdResult CommandIson::Handle (const std::vector<std::string>& parameters, User *user)
  46 {
  47         std::map<User*,User*> ison_already;
  48         User *u;
  49         std::string reply = std::string("303 ") + user->nick + " :";
  50
  51         for (unsigned int i = 0; i < parameters.size(); i++)
  52         {
  53                 u = ServerInstance->FindNickOnly(parameters[i]);
  54                 if (ison_already.find(u) != ison_already.end())
  55                         continue;
  56
  57                 if (u)
  58                 {
  59                         reply.append(u->nick).append(" ");
  60                         if (reply.length() > 450)
  61                         {
  62                                 user->WriteServ(reply);
  63                                 reply = std::string("303 ") + user->nick + " :";
  64                         }
  65                         ison_already[u] = u;
  66                 }
  67                 else
  68                 {
  69                         if ((i == parameters.size() - 1) && (parameters[i].find(' ') != std::string::npos))
  70                         {
  71                                 /* Its a space seperated list of nicks (RFC1459 says to support this)
  72                                  */
  73                                 irc::spacesepstream list(parameters[i]);
  74                                 std::string item;
  75
  76                                 while (list.GetToken(item))
  77                                 {
  78                                         u = ServerInstance->FindNickOnly(item);
  79                                         if (ison_already.find(u) != ison_already.end())
  80                                                 continue;
  81
  82                                         if (u)
  83                                         {
  84                                                 reply.append(u->nick).append(" ");
  85                                                 if (reply.length() > 450)
  86                                                 {
  87                                                         user->WriteServ(reply);
  88                                                         reply = std::string("303 ") + user->nick + " :";
  89                                                 }
  90                                                 ison_already[u] = u;
  91                                         }
  92                                 }
  93                         }
  94                 }
  95         }
  96
  97         if (!reply.empty())
  98                 user->WriteServ(reply);
  99
 100         return CMD_SUCCESS;
 101 }
 102
 103
 104 COMMAND_INIT(CommandIson)