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 std::vector<std::string>& parameters, 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, 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].c_str(), TYPE_SERVER, temp, 0, except_list));
  39                 if (MOD_RESULT)
  40                         return CMD_FAILURE;
  41
  42                 const char* text = temp.c_str();
  43                 const char* servermask = (parameters[0].c_str()) + 1;
  44
  45                 FOREACH_MOD(I_OnText,OnText(user, (void*)parameters[0].c_str(), TYPE_SERVER, text, 0, except_list));
  46                 if (match(ServerInstance->Config->ServerName,servermask))
  47                 {
  48                         user->SendAll("PRIVMSG", "%s", text);
  49                 }
  50                 FOREACH_MOD(I_OnUserMessage,OnUserMessage(user, (void*)parameters[0].c_str(), TYPE_SERVER, text, 0, except_list));
  51                 return CMD_SUCCESS;
  52         }
  53         char status = 0;
  54         const char* target = parameters[0].c_str();
  55
  56         if (ServerInstance->Modes->FindPrefix(*target))
  57         {
  58                 status = *target;
  59                 target++;
  60         }
  61         if (*target == '#')
  62         {
  63                 chan = ServerInstance->FindChan(target);
  64
  65                 except_list[user] = user->nick;
  66
  67                 if (chan)
  68                 {
  69                         if (IS_LOCAL(user))
  70                         {
  71                                 if ((chan->IsModeSet('n')) && (!chan->HasUser(user)))
  72                                 {
  73                                         user->WriteNumeric(404, "%s %s :Cannot send to channel (no external messages)", user->nick.c_str(), chan->name.c_str());
  74                                         return CMD_FAILURE;
  75                                 }
  76                                 if ((chan->IsModeSet('m')) && (chan->GetStatus(user) < STATUS_VOICE))
  77                                 {
  78                                         user->WriteNumeric(404, "%s %s :Cannot send to channel (+m)", user->nick.c_str(), chan->name.c_str());
  79                                         return CMD_FAILURE;
  80                                 }
  81                         }
  82                         int MOD_RESULT = 0;
  83
  84                         std::string temp = parameters[1];
  85                         FOREACH_RESULT(I_OnUserPreMessage,OnUserPreMessage(user,chan,TYPE_CHANNEL,temp,status,except_list));
  86                         if (MOD_RESULT) {
  87                                 return CMD_FAILURE;
  88                         }
  89                         const char* text = temp.c_str();
  90
  91                         /* Check again, a module may have zapped the input string */
  92                         if (temp.empty())
  93                         {
  94                                 user->WriteNumeric(412, "%s :No text to send", user->nick.c_str());
  95                                 return CMD_FAILURE;
  96                         }
  97
  98                         FOREACH_MOD(I_OnText,OnText(user,chan,TYPE_CHANNEL,text,status,except_list));
  99
 100                         if (status)
 101                         {
 102                                 if (ServerInstance->Config->UndernetMsgPrefix)
 103                                 {
 104                                         chan->WriteAllExcept(user, false, status, except_list, "PRIVMSG %c%s :%c %s", status, chan->name.c_str(), status, text);
 105                                 }
 106                                 else
 107                                 {
 108                                         chan->WriteAllExcept(user, false, status, except_list, "PRIVMSG %c%s :%s", status, chan->name.c_str(), text);
 109                                 }
 110                         }
 111                         else
 112                         {
 113                                 chan->WriteAllExcept(user, false, status, except_list, "PRIVMSG %s :%s", chan->name.c_str(), text);
 114                         }
 115
 116                         FOREACH_MOD(I_OnUserMessage,OnUserMessage(user,chan,TYPE_CHANNEL,text,status,except_list));
 117                 }
 118                 else
 119                 {
 120                         /* no such nick/channel */
 121                         user->WriteNumeric(401, "%s %s :No such nick/channel", user->nick.c_str(), target);
 122                         return CMD_FAILURE;
 123                 }
 124                 return CMD_SUCCESS;
 125         }
 126
 127         const char* destnick = parameters[0].c_str();
 128
 129         if (IS_LOCAL(user))
 130         {
 131                 const char* targetserver = strchr(destnick, '@');
 132
 133                 if (targetserver)
 134                 {
 135                         std::string nickonly;
 136
 137                         nickonly.assign(destnick, 0, targetserver - destnick + 1);
 138                         dest = ServerInstance->FindNickOnly(nickonly);
 139                         if (dest && strcasecmp(dest->server, targetserver + 1))
 140                         {
 141                                 /* Incorrect server for user */
 142                                 user->WriteNumeric(401, "%s %s :No such nick/channel",user->nick.c_str(), parameters[0].c_str());
 143                                 return CMD_FAILURE;
 144                         }
 145                 }
 146                 else
 147                         dest = ServerInstance->FindNickOnly(destnick);
 148         }
 149         else
 150                 dest = ServerInstance->FindNick(destnick);
 151
 152         if (dest)
 153         {
 154                 if (parameters[1].empty())
 155                 {
 156                         user->WriteNumeric(412, "%s :No text to send", user->nick.c_str());
 157                         return CMD_FAILURE;
 158                 }
 159
 160                 if (IS_AWAY(dest))
 161                 {
 162                         /* auto respond with aweh msg */
 163                         user->WriteNumeric(301, "%s %s :%s", user->nick.c_str(), dest->nick.c_str(), dest->awaymsg.c_str());
 164                 }
 165
 166                 int MOD_RESULT = 0;
 167
 168                 std::string temp = parameters[1];
 169                 FOREACH_RESULT(I_OnUserPreMessage,OnUserPreMessage(user, dest, TYPE_USER, temp, 0, except_list));
 170                 if (MOD_RESULT) {
 171                         return CMD_FAILURE;
 172                 }
 173                 const char* text = temp.c_str();
 174
 175                 FOREACH_MOD(I_OnText,OnText(user, dest, TYPE_USER, text, 0, except_list));
 176
 177                 if (IS_LOCAL(dest))
 178                 {
 179                         // direct write, same server
 180                         user->WriteTo(dest, "PRIVMSG %s :%s", dest->nick.c_str(), text);
 181                 }
 182
 183                 FOREACH_MOD(I_OnUserMessage,OnUserMessage(user, dest, TYPE_USER, text, 0, except_list));
 184         }
 185         else
 186         {
 187                 /* no such nick/channel */
 188                 user->WriteNumeric(401, "%s %s :No such nick/channel",user->nick.c_str(), parameters[0].c_str());
 189                 return CMD_FAILURE;
 190         }
 191         return CMD_SUCCESS;
 192 }
 193