src/commands/cmd_privmsg.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd: (C) 2002-2008 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 "commands/cmd_privmsg.h"
  16
  17 extern "C" DllExport  Command* init_command(InspIRCd* Instance)
  18 {
  19         return new CommandPrivmsg(Instance);
  20 }
  21
  22 CmdResult CommandPrivmsg::Handle (const std::vector<std::string>& parameters, User *user)
  23 {
  24         User *dest;
  25         Channel *chan;
  26         CUList except_list;
  27
  28         user->idle_lastmsg = ServerInstance->Time();
  29
  30         if (ServerInstance->Parser->LoopCall(user, this, parameters, 0))
  31                 return CMD_SUCCESS;
  32
  33         if ((parameters[0][0] == '$') && (IS_OPER(user) || ServerInstance->ULine(user->server)))
  34         {
  35                 int MOD_RESULT = 0;
  36                 std::string temp = parameters[1];
  37                 FOREACH_RESULT(I_OnUserPreMessage,OnUserPreMessage(user, (void*)parameters[0].c_str(), TYPE_SERVER, temp, 0, except_list));
  38                 if (MOD_RESULT)
  39                         return CMD_FAILURE;
  40
  41                 const char* text = temp.c_str();
  42                 const char* servermask = (parameters[0].c_str()) + 1;
  43
  44                 FOREACH_MOD(I_OnText,OnText(user, (void*)parameters[0].c_str(), TYPE_SERVER, text, 0, except_list));
  45                 if (InspIRCd::Match(ServerInstance->Config->ServerName, servermask, NULL))
  46                 {
  47                         user->SendAll("PRIVMSG", "%s", text);
  48                 }
  49                 FOREACH_MOD(I_OnUserMessage,OnUserMessage(user, (void*)parameters[0].c_str(), TYPE_SERVER, text, 0, except_list));
  50                 return CMD_SUCCESS;
  51         }
  52         char status = 0;
  53         const char* target = parameters[0].c_str();
  54
  55         if (ServerInstance->Modes->FindPrefix(*target))
  56         {
  57                 status = *target;
  58                 target++;
  59         }
  60         if (*target == '#')
  61         {
  62                 chan = ServerInstance->FindChan(target);
  63
  64                 except_list[user] = user->nick;
  65
  66                 if (chan)
  67                 {
  68                         if (IS_LOCAL(user))
  69                         {
  70                                 if ((chan->IsModeSet('n')) && (!chan->HasUser(user)))
  71                                 {
  72                                         user->WriteNumeric(404, "%s %s :Cannot send to channel (no external messages)", user->nick.c_str(), chan->name.c_str());
  73                                         return CMD_FAILURE;
  74                                 }
  75                                 if ((chan->IsModeSet('m')) && (chan->GetStatus(user) < STATUS_VOICE))
  76                                 {
  77                                         user->WriteNumeric(404, "%s %s :Cannot send to channel (+m)", user->nick.c_str(), chan->name.c_str());
  78                                         return CMD_FAILURE;
  79                                 }
  80                         }
  81                         int MOD_RESULT = 0;
  82
  83                         std::string temp = parameters[1];
  84                         FOREACH_RESULT(I_OnUserPreMessage,OnUserPreMessage(user,chan,TYPE_CHANNEL,temp,status,except_list));
  85                         if (MOD_RESULT) {
  86                                 return CMD_FAILURE;
  87                         }
  88                         const char* text = temp.c_str();
  89
  90                         /* Check again, a module may have zapped the input string */
  91                         if (temp.empty())
  92                         {
  93                                 user->WriteNumeric(412, "%s :No text to send", user->nick.c_str());
  94                                 return CMD_FAILURE;
  95                         }
  96
  97                         FOREACH_MOD(I_OnText,OnText(user,chan,TYPE_CHANNEL,text,status,except_list));
  98
  99                         if (status)
 100                         {
 101                                 if (ServerInstance->Config->UndernetMsgPrefix)
 102                                 {
 103                                         chan->WriteAllExcept(user, false, status, except_list, "PRIVMSG %c%s :%c %s", status, chan->name.c_str(), status, text);
 104                                 }
 105                                 else
 106                                 {
 107                                         chan->WriteAllExcept(user, false, status, except_list, "PRIVMSG %c%s :%s", status, chan->name.c_str(), text);
 108                                 }
 109                         }
 110                         else
 111                         {
 112                                 chan->WriteAllExcept(user, false, status, except_list, "PRIVMSG %s :%s", chan->name.c_str(), text);
 113                         }
 114
 115                         FOREACH_MOD(I_OnUserMessage,OnUserMessage(user,chan,TYPE_CHANNEL,text,status,except_list));
 116                 }
 117                 else
 118                 {
 119                         /* no such nick/channel */
 120                         user->WriteNumeric(401, "%s %s :No such nick/channel", user->nick.c_str(), target);
 121                         return CMD_FAILURE;
 122                 }
 123                 return CMD_SUCCESS;
 124         }
 125
 126         const char* destnick = parameters[0].c_str();
 127
 128         if (IS_LOCAL(user))
 129         {
 130                 const char* targetserver = strchr(destnick, '@');
 131
 132                 if (targetserver)
 133                 {
 134                         std::string nickonly;
 135
 136                         nickonly.assign(destnick, 0, targetserver - destnick + 1);
 137                         dest = ServerInstance->FindNickOnly(nickonly);
 138                         if (dest && strcasecmp(dest->server, targetserver + 1))
 139                         {
 140                                 /* Incorrect server for user */
 141                                 user->WriteNumeric(401, "%s %s :No such nick/channel",user->nick.c_str(), parameters[0].c_str());
 142                                 return CMD_FAILURE;
 143                         }
 144                 }
 145                 else
 146                         dest = ServerInstance->FindNickOnly(destnick);
 147         }
 148         else
 149                 dest = ServerInstance->FindNick(destnick);
 150
 151         if (dest)
 152         {
 153                 if (parameters[1].empty())
 154                 {
 155                         user->WriteNumeric(412, "%s :No text to send", user->nick.c_str());
 156                         return CMD_FAILURE;
 157                 }
 158
 159                 if (IS_AWAY(dest))
 160                 {
 161                         /* auto respond with aweh msg */
 162                         user->WriteNumeric(301, "%s %s :%s", user->nick.c_str(), dest->nick.c_str(), dest->awaymsg.c_str());
 163                 }
 164
 165                 int MOD_RESULT = 0;
 166
 167                 std::string temp = parameters[1];
 168                 FOREACH_RESULT(I_OnUserPreMessage,OnUserPreMessage(user, dest, TYPE_USER, temp, 0, except_list));
 169                 if (MOD_RESULT) {
 170                         return CMD_FAILURE;
 171                 }
 172                 const char* text = temp.c_str();
 173
 174                 FOREACH_MOD(I_OnText,OnText(user, dest, TYPE_USER, text, 0, except_list));
 175
 176                 if (IS_LOCAL(dest))
 177                 {
 178                         // direct write, same server
 179                         user->WriteTo(dest, "PRIVMSG %s :%s", dest->nick.c_str(), text);
 180                 }
 181
 182                 FOREACH_MOD(I_OnUserMessage,OnUserMessage(user, dest, TYPE_USER, text, 0, except_list));
 183         }
 184         else
 185         {
 186                 /* no such nick/channel */
 187                 user->WriteNumeric(401, "%s %s :No such nick/channel",user->nick.c_str(), parameters[0].c_str());
 188                 return CMD_FAILURE;
 189         }
 190         return CMD_SUCCESS;
 191 }
 192