src/modules/m_passforward.cpp

   1 /*
   2  * InspIRCd -- Internet Relay Chat Daemon
   3  *
   4  *   Copyright (C) 2010 Daniel De Graaf <danieldg@inspircd.org>
   5  *
   6  * This file is part of InspIRCd.  InspIRCd is free software: you can
   7  * redistribute it and/or modify it under the terms of the GNU General Public
   8  * License as published by the Free Software Foundation, version 2.
   9  *
  10  * This program is distributed in the hope that it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  12  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
  13  * details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19
  20 /* $ModDesc: Forwards a password users can send on connect (for example for NickServ identification). */
  21
  22 #include "inspircd.h"
  23
  24 class ModulePassForward : public Module
  25 {
  26  private:
  27         std::string nickrequired, forwardmsg, forwardcmd;
  28
  29  public:
  30         ModulePassForward()
  31         {
  32                 OnRehash(NULL);
  33                 Implementation eventlist[] = { I_OnPostConnect, I_OnRehash };
  34                 ServerInstance->Modules->Attach(eventlist, this, 2);
  35         }
  36
  37         Version GetVersion()
  38         {
  39                 return Version("Sends server password to NickServ", VF_VENDOR);
  40         }
  41
  42         void OnRehash(User* user)
  43         {
  44                 ConfigReader Conf;
  45                 nickrequired = Conf.ReadValue("passforward", "nick", "NickServ", 0);
  46                 forwardmsg = Conf.ReadValue("passforward", "forwardmsg", "NOTICE $nick :*** Forwarding PASS to $nickrequired", 0);
  47                 forwardcmd = Conf.ReadValue("passforward", "cmd", "PRIVMSG $nickrequired :IDENTIFY $pass", 0);
  48         }
  49
  50         void FormatStr(std::string& result, const std::string& format, const std::string &nick, const std::string &pass)
  51         {
  52                 for (unsigned int i = 0; i < format.length(); i++)
  53                 {
  54                         char c = format[i];
  55                         if (c == '$')
  56                         {
  57                                 if (format.substr(i, 13) == "$nickrequired")
  58                                 {
  59                                         result.append(nickrequired);
  60                                         i += 12;
  61                                 }
  62                                 else if (format.substr(i, 5) == "$nick")
  63                                 {
  64                                         result.append(nick);
  65                                         i += 4;
  66                                 }
  67                                 else if (format.substr(i,5) == "$pass")
  68                                 {
  69                                         result.append(pass);
  70                                         i += 4;
  71                                 }
  72                                 else
  73                                         result.push_back(c);
  74                         }
  75                         else
  76                                 result.push_back(c);
  77                 }
  78         }
  79
  80         virtual void OnPostConnect(User* ruser)
  81         {
  82                 LocalUser* user = IS_LOCAL(ruser);
  83                 if (!user || user->password.empty())
  84                         return;
  85
  86                 if (!nickrequired.empty())
  87                 {
  88                         /* Check if nick exists and its server is ulined */
  89                         User* u = ServerInstance->FindNick(nickrequired.c_str());
  90                         if (!u || !ServerInstance->ULine(u->server))
  91                                 return;
  92                 }
  93
  94                 std::string tmp;
  95                 FormatStr(tmp,forwardmsg, user->nick, user->password);
  96                 user->WriteServ(tmp);
  97
  98                 tmp.clear();
  99                 FormatStr(tmp,forwardcmd, user->nick, user->password);
 100                 ServerInstance->Parser->ProcessBuffer(tmp,user);
 101         }
 102 };
 103
 104 MODULE_INIT(ModulePassForward)