src/commands/cmd_ison.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd: (C) 2002-2009 InspIRCd Development Team
   6  * See: http://wiki.inspircd.org/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
  16 #ifndef __CMD_ISON_H__
  17 #define __CMD_ISON_H__
  18
  19 // include the common header files
  20
  21 #include "users.h"
  22 #include "channels.h"
  23
  24 /** Handle /ISON. These command handlers can be reloaded by the core,
  25  * and handle basic RFC1459 commands. Commands within modules work
  26  * the same way, however, they can be fully unloaded, where these
  27  * may not.
  28  */
  29 class CommandIson : public Command
  30 {
  31  public:
  32         /** Constructor for ison.
  33          */
  34         CommandIson ( Module* parent) : Command(parent,"ISON",0,0) { syntax = "<nick> {nick}"; }
  35         /** Handle command.
  36          * @param parameters The parameters to the comamnd
  37          * @param pcnt The number of parameters passed to teh command
  38          * @param user The user issuing the command
  39          * @return A value from CmdResult to indicate command success or failure.
  40          */
  41         CmdResult Handle(const std::vector<std::string>& parameters, User *user);
  42 };
  43
  44 #endif
  45
  46
  47 /** Handle /ISON
  48  */
  49 CmdResult CommandIson::Handle (const std::vector<std::string>& parameters, User *user)
  50 {
  51         std::map<User*,User*> ison_already;
  52         User *u;
  53         std::string reply = std::string("303 ") + user->nick + " :";
  54
  55         for (unsigned int i = 0; i < parameters.size(); i++)
  56         {
  57                 u = ServerInstance->FindNick(parameters[i]);
  58                 if (ison_already.find(u) != ison_already.end())
  59                         continue;
  60
  61                 if (u)
  62                 {
  63                         reply.append(u->nick).append(" ");
  64                         if (reply.length() > 450)
  65                         {
  66                                 user->WriteServ(reply);
  67                                 reply = std::string("303 ") + user->nick + " :";
  68                         }
  69                         ison_already[u] = u;
  70                 }
  71                 else
  72                 {
  73                         if ((i == parameters.size() - 1) && (parameters[i].find(' ') != std::string::npos))
  74                         {
  75                                 /* Its a space seperated list of nicks (RFC1459 says to support this)
  76                                  */
  77                                 irc::spacesepstream list(parameters[i]);
  78                                 std::string item;
  79
  80                                 while (list.GetToken(item))
  81                                 {
  82                                         u = ServerInstance->FindNick(item);
  83                                         if (ison_already.find(u) != ison_already.end())
  84                                                 continue;
  85
  86                                         if (u)
  87                                         {
  88                                                 reply.append(u->nick).append(" ");
  89                                                 if (reply.length() > 450)
  90                                                 {
  91                                                         user->WriteServ(reply);
  92                                                         reply = std::string("303 ") + user->nick + " :";
  93                                                 }
  94                                                 ison_already[u] = u;
  95                                         }
  96                                 }
  97                         }
  98                 }
  99         }
 100
 101         if (!reply.empty())
 102                 user->WriteServ(reply);
 103
 104         return CMD_SUCCESS;
 105 }
 106
 107
 108 COMMAND_INIT(CommandIson)