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 #include "inspircd.h"
  21 #include "modules/account.h"
  22
  23 class ModulePassForward : public Module
  24 {
  25         std::string nickrequired, forwardmsg, forwardcmd;
  26
  27  public:
  28         Version GetVersion() CXX11_OVERRIDE
  29         {
  30                 return Version("Sends server password to NickServ", VF_VENDOR);
  31         }
  32
  33         void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE
  34         {
  35                 ConfigTag* tag = ServerInstance->Config->ConfValue("passforward");
  36                 nickrequired = tag->getString("nick", "NickServ");
  37                 forwardmsg = tag->getString("forwardmsg", "NOTICE $nick :*** Forwarding PASS to $nickrequired");
  38                 forwardcmd = tag->getString("cmd", "SQUERY $nickrequired :IDENTIFY $pass");
  39         }
  40
  41         void FormatStr(std::string& result, const std::string& format, const LocalUser* user)
  42         {
  43                 for (unsigned int i = 0; i < format.length(); i++)
  44                 {
  45                         char c = format[i];
  46                         if (c == '$')
  47                         {
  48                                 if (!format.compare(i, 13, "$nickrequired", 13))
  49                                 {
  50                                         result.append(nickrequired);
  51                                         i += 12;
  52                                 }
  53                                 else if (!format.compare(i, 5, "$nick", 5))
  54                                 {
  55                                         result.append(user->nick);
  56                                         i += 4;
  57                                 }
  58                                 else if (!format.compare(i, 5, "$user", 5))
  59                                 {
  60                                         result.append(user->ident);
  61                                         i += 4;
  62                                 }
  63                                 else if (!format.compare(i, 5, "$pass", 5))
  64                                 {
  65                                         result.append(user->password);
  66                                         i += 4;
  67                                 }
  68                                 else
  69                                         result.push_back(c);
  70                         }
  71                         else
  72                                 result.push_back(c);
  73                 }
  74         }
  75
  76         void OnPostConnect(User* ruser) CXX11_OVERRIDE
  77         {
  78                 LocalUser* user = IS_LOCAL(ruser);
  79                 if (!user || user->password.empty())
  80                         return;
  81
  82                 // If the connect class requires a password, don't forward it
  83                 if (!user->MyClass->config->getString("password").empty())
  84                         return;
  85
  86                 AccountExtItem* actext = GetAccountExtItem();
  87                 if (actext && actext->get(user))
  88                 {
  89                         // User is logged in already (probably via SASL) don't forward the password
  90                         return;
  91                 }
  92
  93                 if (!nickrequired.empty())
  94                 {
  95                         /* Check if nick exists and its server is ulined */
  96                         User* u = ServerInstance->FindNick(nickrequired);
  97                         if (!u || !u->server->IsULine())
  98                                 return;
  99                 }
 100
 101                 std::string tmp;
 102                 FormatStr(tmp, forwardmsg, user);
 103                 ServerInstance->Parser.ProcessBuffer(user, tmp);
 104
 105                 tmp.clear();
 106                 FormatStr(tmp,forwardcmd, user);
 107                 ServerInstance->Parser.ProcessBuffer(user, tmp);
 108         }
 109 };
 110
 111 MODULE_INIT(ModulePassForward)