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] == '$')
  34         {
  35                 if (!user->HasPrivPermission("users/mass-message"))
  36                         return CMD_SUCCESS;
  37
  38                 int MOD_RESULT = 0;
  39                 std::string temp = parameters[1];
  40                 FOREACH_RESULT(I_OnUserPreMessage,OnUserPreMessage(user, (void*)parameters[0].c_str(), TYPE_SERVER, temp, 0, except_list));
  41                 if (MOD_RESULT)
  42                         return CMD_FAILURE;
  43
  44                 const char* text = temp.c_str();
  45                 const char* servermask = (parameters[0].c_str()) + 1;
  46
  47                 FOREACH_MOD(I_OnText,OnText(user, (void*)parameters[0].c_str(), TYPE_SERVER, text, 0, except_list));
  48                 if (InspIRCd::Match(ServerInstance->Config->ServerName, servermask, NULL))
  49                 {
  50                         user->SendAll("PRIVMSG", "%s", text);
  51                 }
  52                 FOREACH_MOD(I_OnUserMessage,OnUserMessage(user, (void*)parameters[0].c_str(), TYPE_SERVER, text, 0, except_list));
  53                 return CMD_SUCCESS;
  54         }
  55         char status = 0;
  56         const char* target = parameters[0].c_str();
  57
  58         if (ServerInstance->Modes->FindPrefix(*target))
  59         {
  60                 status = *target;
  61                 target++;
  62         }
  63         if (*target == '#')
  64         {
  65                 chan = ServerInstance->FindChan(target);
  66
  67                 except_list[user] = user->nick;
  68
  69                 if (chan)
  70                 {
  71                         if (IS_LOCAL(user))
  72                         {
  73                                 if ((chan->IsModeSet('n')) && (!chan->HasUser(user)))
  74                                 {
  75                                         user->WriteNumeric(404, "%s %s :Cannot send to channel (no external messages)", user->nick.c_str(), chan->name.c_str());
  76                                         return CMD_FAILURE;
  77                                 }
  78                                 if ((chan->IsModeSet('m')) && (chan->GetStatus(user) < STATUS_VOICE))
  79                                 {
  80                                         user->WriteNumeric(404, "%s %s :Cannot send to channel (+m)", user->nick.c_str(), chan->name.c_str());
  81                                         return CMD_FAILURE;
  82                                 }
  83                         }
  84                         int MOD_RESULT = 0;
  85
  86                         std::string temp = parameters[1];
  87                         FOREACH_RESULT(I_OnUserPreMessage,OnUserPreMessage(user,chan,TYPE_CHANNEL,temp,status,except_list));
  88                         if (MOD_RESULT) {
  89                                 return CMD_FAILURE;
  90                         }
  91                         const char* text = temp.c_str();
  92
  93                         /* Check again, a module may have zapped the input string */
  94                         if (temp.empty())
  95                         {
  96                                 user->WriteNumeric(412, "%s :No text to send", user->nick.c_str());
  97                                 return CMD_FAILURE;
  98                         }
  99
 100                         FOREACH_MOD(I_OnText,OnText(user,chan,TYPE_CHANNEL,text,status,except_list));
 101
 102                         if (status)
 103                         {
 104                                 if (ServerInstance->Config->UndernetMsgPrefix)
 105                                 {
 106                                         chan->WriteAllExcept(user, false, status, except_list, "PRIVMSG %c%s :%c %s", status, chan->name.c_str(), status, text);
 107                                 }
 108                                 else
 109                                 {
 110                                         chan->WriteAllExcept(user, false, status, except_list, "PRIVMSG %c%s :%s", status, chan->name.c_str(), text);
 111                                 }
 112                         }
 113                         else
 114                         {
 115                                 chan->WriteAllExcept(user, false, status, except_list, "PRIVMSG %s :%s", chan->name.c_str(), text);
 116                         }
 117
 118                         FOREACH_MOD(I_OnUserMessage,OnUserMessage(user,chan,TYPE_CHANNEL,text,status,except_list));
 119                 }
 120                 else
 121                 {
 122                         /* no such nick/channel */
 123                         user->WriteNumeric(401, "%s %s :No such nick/channel", user->nick.c_str(), target);
 124                         return CMD_FAILURE;
 125                 }
 126                 return CMD_SUCCESS;
 127         }
 128
 129         const char* destnick = parameters[0].c_str();
 130
 131         if (IS_LOCAL(user))
 132         {
 133                 const char* targetserver = strchr(destnick, '@');
 134
 135                 if (targetserver)
 136                 {
 137                         std::string nickonly;
 138
 139                         nickonly.assign(destnick, 0, targetserver - destnick + 1);
 140                         dest = ServerInstance->FindNickOnly(nickonly);
 141                         if (dest && strcasecmp(dest->server, targetserver + 1))
 142                         {
 143                                 /* Incorrect server for user */
 144                                 user->WriteNumeric(401, "%s %s :No such nick/channel",user->nick.c_str(), parameters[0].c_str());
 145                                 return CMD_FAILURE;
 146                         }
 147                 }
 148                 else
 149                         dest = ServerInstance->FindNickOnly(destnick);
 150         }
 151         else
 152                 dest = ServerInstance->FindNick(destnick);
 153
 154         if (dest)
 155         {
 156                 if (parameters[1].empty())
 157                 {
 158                         user->WriteNumeric(412, "%s :No text to send", user->nick.c_str());
 159                         return CMD_FAILURE;
 160                 }
 161
 162                 if (IS_AWAY(dest))
 163                 {
 164                         /* auto respond with aweh msg */
 165                         user->WriteNumeric(301, "%s %s :%s", user->nick.c_str(), dest->nick.c_str(), dest->awaymsg.c_str());
 166                 }
 167
 168                 int MOD_RESULT = 0;
 169
 170                 std::string temp = parameters[1];
 171                 FOREACH_RESULT(I_OnUserPreMessage,OnUserPreMessage(user, dest, TYPE_USER, temp, 0, except_list));
 172                 if (MOD_RESULT) {
 173                         return CMD_FAILURE;
 174                 }
 175                 const char* text = temp.c_str();
 176
 177                 FOREACH_MOD(I_OnText,OnText(user, dest, TYPE_USER, text, 0, except_list));
 178
 179                 if (IS_LOCAL(dest))
 180                 {
 181                         // direct write, same server
 182                         user->WriteTo(dest, "PRIVMSG %s :%s", dest->nick.c_str(), text);
 183                 }
 184
 185                 FOREACH_MOD(I_OnUserMessage,OnUserMessage(user, dest, TYPE_USER, text, 0, except_list));
 186         }
 187         else
 188         {
 189                 /* no such nick/channel */
 190                 user->WriteNumeric(401, "%s %s :No such nick/channel",user->nick.c_str(), parameters[0].c_str());
 191                 return CMD_FAILURE;
 192         }
 193         return CMD_SUCCESS;
 194 }
 195