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 #ifndef CMD_ISON_H
  24 #define CMD_ISON_H
  25
  26 // include the common header files
  27
  28 #include "users.h"
  29 #include "channels.h"
  30
  31 /** Handle /ISON. These command handlers can be reloaded by the core,
  32  * and handle basic RFC1459 commands. Commands within modules work
  33  * the same way, however, they can be fully unloaded, where these
  34  * may not.
  35  */
  36 class CommandIson : public Command
  37 {
  38  public:
  39         /** Constructor for ison.
  40          */
  41         CommandIson ( Module* parent) : Command(parent,"ISON",0,0) { syntax = "<nick> {nick}"; }
  42         /** Handle command.
  43          * @param parameters The parameters to the comamnd
  44          * @param pcnt The number of parameters passed to teh command
  45          * @param user The user issuing the command
  46          * @return A value from CmdResult to indicate command success or failure.
  47          */
  48         CmdResult Handle(const std::vector<std::string>& parameters, User *user);
  49 };
  50
  51 #endif
  52
  53
  54 /** Handle /ISON
  55  */
  56 CmdResult CommandIson::Handle (const std::vector<std::string>& parameters, User *user)
  57 {
  58         std::map<User*,User*> ison_already;
  59         User *u;
  60         std::string reply = std::string("303 ") + user->nick + " :";
  61
  62         for (unsigned int i = 0; i < parameters.size(); i++)
  63         {
  64                 u = ServerInstance->FindNickOnly(parameters[i]);
  65                 if (ison_already.find(u) != ison_already.end())
  66                         continue;
  67
  68                 if (u)
  69                 {
  70                         reply.append(u->nick).append(" ");
  71                         if (reply.length() > 450)
  72                         {
  73                                 user->WriteServ(reply);
  74                                 reply = std::string("303 ") + user->nick + " :";
  75                         }
  76                         ison_already[u] = u;
  77                 }
  78                 else
  79                 {
  80                         if ((i == parameters.size() - 1) && (parameters[i].find(' ') != std::string::npos))
  81                         {
  82                                 /* Its a space seperated list of nicks (RFC1459 says to support this)
  83                                  */
  84                                 irc::spacesepstream list(parameters[i]);
  85                                 std::string item;
  86
  87                                 while (list.GetToken(item))
  88                                 {
  89                                         u = ServerInstance->FindNickOnly(item);
  90                                         if (ison_already.find(u) != ison_already.end())
  91                                                 continue;
  92
  93                                         if (u)
  94                                         {
  95                                                 reply.append(u->nick).append(" ");
  96                                                 if (reply.length() > 450)
  97                                                 {
  98                                                         user->WriteServ(reply);
  99                                                         reply = std::string("303 ") + user->nick + " :";
 100                                                 }
 101                                                 ison_already[u] = u;
 102                                         }
 103                                 }
 104                         }
 105                 }
 106         }
 107
 108         if (!reply.empty())
 109                 user->WriteServ(reply);
 110
 111         return CMD_SUCCESS;
 112 }
 113
 114
 115 COMMAND_INIT(CommandIson)