src/modules/m_sethost.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd: (C) 2002-2007 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
  16 /* $ModDesc: Provides support for the SETHOST command */
  17
  18 /** Handle /SETHOST
  19  */
  20 class cmd_sethost : public command_t
  21 {
  22  private:
  23         char* hostmap;
  24  public:
  25         cmd_sethost (InspIRCd* Instance, char* hmap) : command_t(Instance,"SETHOST",'o',1), hostmap(hmap)
  26         {
  27                 this->source = "m_sethost.so";
  28                 syntax = "<new-hostname>";
  29                 TRANSLATE2(TR_TEXT, TR_END);
  30         }
  31
  32         CmdResult Handle (const char** parameters, int pcnt, userrec *user)
  33         {
  34                 size_t len = 0;
  35                 for (const char* x = parameters[0]; *x; x++, len++)
  36                 {
  37                         if (!hostmap[(unsigned char)*x])
  38                         {
  39                                 user->WriteServ("NOTICE "+std::string(user->nick)+" :*** SETHOST: Invalid characters in hostname");
  40                                 return CMD_FAILURE;
  41                         }
  42                 }
  43                 if (len == 0)
  44                 {
  45                         user->WriteServ("NOTICE %s :*** SETHOST: Host must be specified", user->nick);
  46                         return CMD_FAILURE;
  47                 }
  48                 if (len > 64)
  49                 {
  50                         user->WriteServ("NOTICE %s :*** SETHOST: Host too long",user->nick);
  51                         return CMD_FAILURE;
  52                 }
  53                 if (user->ChangeDisplayedHost(parameters[0]))
  54                 {
  55                         ServerInstance->WriteOpers(std::string(user->nick)+" used SETHOST to change their displayed host to "+user->dhost);
  56                         return CMD_SUCCESS;
  57                 }
  58
  59                 return CMD_FAILURE;
  60         }
  61 };
  62
  63
  64 class ModuleSetHost : public Module
  65 {
  66         cmd_sethost* mycommand;
  67         char hostmap[256];
  68  public:
  69         ModuleSetHost(InspIRCd* Me)
  70                 : Module(Me)
  71         {
  72                 OnRehash(NULL,"");
  73                 mycommand = new cmd_sethost(ServerInstance, hostmap);
  74                 ServerInstance->AddCommand(mycommand);
  75         }
  76
  77         void Implements(char* List)
  78         {
  79                 List[I_OnRehash] = 1;
  80         }
  81
  82         void OnRehash(userrec* user, const std::string &parameter)
  83         {
  84                 ConfigReader Conf(ServerInstance);
  85                 std::string hmap = Conf.ReadValue("hostname", "charmap", 0);
  86
  87                 if (hmap.empty())
  88                         hmap = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz.-_/0123456789";
  89
  90                 memset(&hostmap, 0, 255);
  91                 for (std::string::iterator n = hmap.begin(); n != hmap.end(); n++)
  92                         hostmap[(unsigned char)*n] = 1;
  93         }
  94
  95         virtual ~ModuleSetHost()
  96         {
  97         }
  98
  99         virtual Version GetVersion()
 100         {
 101                 return Version(1, 1, 0, 1, VF_COMMON | VF_VENDOR, API_VERSION);
 102         }
 103
 104 };
 105
 106 MODULE_INIT(ModuleSetHost)