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