src/commands/cmd_privmsg.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd: (C) 2002-2009 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) && chan->GetStatus(user) < STATUS_VOICE)
  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
  79                                 if (chan->IsModeSet('m'))
  80                                 {
  81                                         user->WriteNumeric(404, "%s %s :Cannot send to channel (+m)", user->nick.c_str(), chan->name.c_str());
  82                                         return CMD_FAILURE;
  83                                 }
  84
  85                                 if (ServerInstance->Config->RestrictBannedUsers)
  86                                 {
  87                                         if (chan->IsBanned(user))
  88                                         {
  89                                                 user->WriteNumeric(404, "%s %s :Cannot send to channel (you're banned)", user->nick.c_str(), chan->name.c_str());
  90                                                 return CMD_FAILURE;
  91                                         }
  92                                 }
  93                         }
  94                         int MOD_RESULT = 0;
  95
  96                         std::string temp = parameters[1];
  97                         FOREACH_RESULT(I_OnUserPreMessage,OnUserPreMessage(user,chan,TYPE_CHANNEL,temp,status,except_list));
  98                         if (MOD_RESULT) {
  99                                 return CMD_FAILURE;
 100                         }
 101                         const char* text = temp.c_str();
 102
 103                         /* Check again, a module may have zapped the input string */
 104                         if (temp.empty())
 105                         {
 106                                 user->WriteNumeric(412, "%s :No text to send", user->nick.c_str());
 107                                 return CMD_FAILURE;
 108                         }
 109
 110                         FOREACH_MOD(I_OnText,OnText(user,chan,TYPE_CHANNEL,text,status,except_list));
 111
 112                         if (status)
 113                         {
 114                                 if (ServerInstance->Config->UndernetMsgPrefix)
 115                                 {
 116                                         chan->WriteAllExcept(user, false, status, except_list, "PRIVMSG %c%s :%c %s", status, chan->name.c_str(), status, text);
 117                                 }
 118                                 else
 119                                 {
 120                                         chan->WriteAllExcept(user, false, status, except_list, "PRIVMSG %c%s :%s", status, chan->name.c_str(), text);
 121                                 }
 122                         }
 123                         else
 124                         {
 125                                 chan->WriteAllExcept(user, false, status, except_list, "PRIVMSG %s :%s", chan->name.c_str(), text);
 126                         }
 127
 128                         FOREACH_MOD(I_OnUserMessage,OnUserMessage(user,chan,TYPE_CHANNEL,text,status,except_list));
 129                 }
 130                 else
 131                 {
 132                         /* no such nick/channel */
 133                         user->WriteNumeric(401, "%s %s :No such nick/channel", user->nick.c_str(), target);
 134                         return CMD_FAILURE;
 135                 }
 136                 return CMD_SUCCESS;
 137         }
 138
 139         const char* destnick = parameters[0].c_str();
 140
 141         if (IS_LOCAL(user))
 142         {
 143                 const char* targetserver = strchr(destnick, '@');
 144
 145                 if (targetserver)
 146                 {
 147                         std::string nickonly;
 148
 149                         nickonly.assign(destnick, 0, targetserver - destnick + 1);
 150                         dest = ServerInstance->FindNickOnly(nickonly);
 151                         if (dest && strcasecmp(dest->server, targetserver + 1))
 152                         {
 153                                 /* Incorrect server for user */
 154                                 user->WriteNumeric(401, "%s %s :No such nick/channel",user->nick.c_str(), parameters[0].c_str());
 155                                 return CMD_FAILURE;
 156                         }
 157                 }
 158                 else
 159                         dest = ServerInstance->FindNickOnly(destnick);
 160         }
 161         else
 162                 dest = ServerInstance->FindNick(destnick);
 163
 164         if (dest)
 165         {
 166                 if (parameters[1].empty())
 167                 {
 168                         user->WriteNumeric(412, "%s :No text to send", user->nick.c_str());
 169                         return CMD_FAILURE;
 170                 }
 171
 172                 if (IS_AWAY(dest))
 173                 {
 174                         /* auto respond with aweh msg */
 175                         user->WriteNumeric(301, "%s %s :%s", user->nick.c_str(), dest->nick.c_str(), dest->awaymsg.c_str());
 176                 }
 177
 178                 int MOD_RESULT = 0;
 179
 180                 std::string temp = parameters[1];
 181                 FOREACH_RESULT(I_OnUserPreMessage,OnUserPreMessage(user, dest, TYPE_USER, temp, 0, except_list));
 182                 if (MOD_RESULT) {
 183                         return CMD_FAILURE;
 184                 }
 185                 const char* text = temp.c_str();
 186
 187                 FOREACH_MOD(I_OnText,OnText(user, dest, TYPE_USER, text, 0, except_list));
 188
 189                 if (IS_LOCAL(dest))
 190                 {
 191                         // direct write, same server
 192                         user->WriteTo(dest, "PRIVMSG %s :%s", dest->nick.c_str(), text);
 193                 }
 194
 195                 FOREACH_MOD(I_OnUserMessage,OnUserMessage(user, dest, TYPE_USER, text, 0, except_list));
 196         }
 197         else
 198         {
 199                 /* no such nick/channel */
 200                 user->WriteNumeric(401, "%s %s :No such nick/channel",user->nick.c_str(), parameters[0].c_str());
 201                 return CMD_FAILURE;
 202         }
 203         return CMD_SUCCESS;
 204 }
 205