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 <stdio.h>
  15 #include <string>
  16 #include "users.h"
  17 #include "channels.h"
  18 #include "modules.h"
  19
  20 #include "inspircd.h"
  21
  22 /* $ModDesc: Provides support for the SETHOST command */
  23
  24 /** Handle /SETHOST
  25  */
  26 class cmd_sethost : public command_t
  27 {
  28  private:
  29         char*& hostmap;
  30  public:
  31         cmd_sethost (InspIRCd* Instance, char*& hmap) : command_t(Instance,"SETHOST",'o',1), hostmap(hmap)
  32         {
  33                 this->source = "m_sethost.so";
  34                 syntax = "<new-hostname>";
  35         }
  36
  37         CmdResult Handle (const char** parameters, int pcnt, userrec *user)
  38         {
  39                 size_t len = 0;
  40                 for (const char* x = parameters[0]; *x; x++, len++)
  41                 {
  42                         if (!strchr(hostmap, *x))
  43                         {
  44                                 user->WriteServ("NOTICE "+std::string(user->nick)+" :*** Invalid characters in hostname");
  45                                 return CMD_FAILURE;
  46                         }
  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;
  68         std::string hmap;
  69  public:
  70         ModuleSetHost(InspIRCd* Me)
  71                 : Module::Module(Me)
  72         {
  73                 OnRehash("");
  74                 mycommand = new cmd_sethost(ServerInstance, hostmap);
  75                 ServerInstance->AddCommand(mycommand);
  76         }
  77
  78         void Implements(char* List)
  79         {
  80                 List[I_OnRehash] = 1;
  81         }
  82
  83         void OnRehash(const std::string &parameter)
  84         {
  85                 ConfigReader Conf(ServerInstance);
  86                 hmap = Conf.ReadValue("hostname", "charmap", 0);
  87
  88                 if (hmap.empty())
  89                         hostmap = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz.-_/0123456789";
  90                 else
  91                         hostmap = (char*)hmap.c_str();
  92         }
  93
  94         virtual ~ModuleSetHost()
  95         {
  96         }
  97
  98         virtual Version GetVersion()
  99         {
 100                 return Version(1,1,0,1,VF_VENDOR,API_VERSION);
 101         }
 102
 103 };
 104
 105 class ModuleSetHostFactory : public ModuleFactory
 106 {
 107  public:
 108         ModuleSetHostFactory()
 109         {
 110         }
 111
 112         ~ModuleSetHostFactory()
 113         {
 114         }
 115
 116         virtual Module * CreateModule(InspIRCd* Me)
 117         {
 118                 return new ModuleSetHost(Me);
 119         }
 120
 121 };
 122
 123
 124 extern "C" void * init_module( void )
 125 {
 126         return new ModuleSetHostFactory;
 127 }
 128