src/modules/m_jumpserver.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 #include "inspircd.h"
  20
  21 /* $ModDesc: Provides support for unreal-style SAPART command */
  22
  23 /** Handle /SAPART
  24  */
  25 class cmd_jumpserver : public command_t
  26 {
  27  public:
  28         bool redirect_all_immediately;
  29         bool redirect_new_users;
  30         bool direction;
  31         std::string redirect_to;
  32         std::string reason;
  33         int port;
  34
  35         cmd_jumpserver (InspIRCd* Instance) : command_t(Instance, "JUMPSERVER", 'o', 0)
  36         {
  37                 this->source = "m_jumpserver.so";
  38                 syntax = "[<server> <port> <+/-a> :<reason>]";
  39                 redirect_to = reason = "";
  40                 port = 0;
  41                 redirect_all_immediately = redirect_new_users = false;
  42         }
  43
  44         CmdResult Handle (const char** parameters, int pcnt, userrec *user)
  45         {
  46                 int n_done = 0;
  47                 reason = (pcnt < 4) ? "Please use this server/port instead" : parameters[3];
  48                 redirect_all_immediately = false;
  49                 redirect_new_users = true;
  50                 direction = true;
  51                 std::string n_done_s;
  52
  53                 /* No parameters: jumpserver disabled */
  54                 if (!pcnt)
  55                 {
  56                         if (port)
  57                                 user->WriteServ("NOTICE %s :*** Disabled jumpserver (previously set to '%s:%d')", user->nick, redirect_to.c_str(), port);
  58                         else
  59                                 user->WriteServ("NOTICE %s :*** jumpserver was not enabled.", user->nick);
  60
  61                         port = 0;
  62                         redirect_to = "";
  63                         return CMD_LOCALONLY;
  64                 }
  65
  66                 port = 0;
  67                 redirect_to = "";
  68
  69                 for (const char* n = parameters[2]; *n; n++)
  70                 {
  71                         switch (*n)
  72                         {
  73                                 case '+':
  74                                         direction = true;
  75                                 break;
  76                                 case '-':
  77                                         direction = false;
  78                                 break;
  79                                 case 'a':
  80                                         redirect_all_immediately = direction;
  81                                 break;
  82                                 case 'n':
  83                                         redirect_new_users = direction;
  84                                 break;
  85                         }
  86                 }
  87
  88                 if (redirect_all_immediately)
  89                 {
  90                         /* Redirect everyone but the oper sending the command */
  91                         for (std::vector<userrec*>::const_iterator i = ServerInstance->local_users.begin(); i != ServerInstance->local_users.end(); i++)
  92                         {
  93                                 userrec* t = *i;
  94                                 if (!IS_OPER(t))
  95                                 {
  96                                         t->WriteServ("010 %s %s %s :Please use this Server/Port instead", user->nick, parameters[0], parameters[1]);
  97                                         userrec::QuitUser(ServerInstance, t, reason);
  98                                         n_done++;
  99                                 }
 100                         }
 101                         if (n_done)
 102                         {
 103                                 n_done_s = ConvToStr(n_done);
 104                         }
 105                 }
 106
 107                 if (redirect_new_users)
 108                 {
 109                         redirect_to = parameters[0];
 110                         port = atoi(parameters[1]);
 111                 }
 112
 113                 user->WriteServ("NOTICE %s :*** Set jumpserver to server '%s' port '%s', flags '+%s%s'%s%s%s: %s", user->nick, parameters[0], parameters[1],
 114                                 redirect_all_immediately ? "a" : "",
 115                                 redirect_new_users ? "n" : "",
 116                                 n_done ? " (" : "",
 117                                 n_done ? n_done_s.c_str() : "",
 118                                 n_done ? " user(s) redirected)" : "",
 119                                 reason.c_str());
 120
 121                 return CMD_LOCALONLY;
 122         }
 123 };
 124
 125
 126 class ModuleJumpServer : public Module
 127 {
 128         cmd_jumpserver* js;
 129  public:
 130         ModuleJumpServer(InspIRCd* Me)
 131                 : Module(Me)
 132         {
 133
 134                 js = new cmd_jumpserver(ServerInstance);
 135                 ServerInstance->AddCommand(js);
 136         }
 137
 138         virtual ~ModuleJumpServer()
 139         {
 140         }
 141
 142         virtual int OnUserRegister(userrec* user)
 143         {
 144                 if (js->port && js->redirect_new_users)
 145                 {
 146                         user->WriteServ("010 %s %s %d :Please use this Server/Port instead", user->nick, js->redirect_to.c_str(), js->port);
 147                         userrec::QuitUser(ServerInstance, user, js->reason);
 148                         return 0;
 149                 }
 150                 return 0;
 151         }
 152
 153         virtual void Implements(char* List)
 154         {
 155                 List[I_OnUserRegister] = 1;
 156         }
 157
 158         virtual Version GetVersion()
 159         {
 160                 return Version(1,1,0,1,VF_VENDOR,API_VERSION);
 161         }
 162
 163 };
 164
 165 class ModuleJumpServerFactory : public ModuleFactory
 166 {
 167  public:
 168         ModuleJumpServerFactory()
 169         {
 170         }
 171
 172         ~ModuleJumpServerFactory()
 173         {
 174         }
 175
 176         virtual Module * CreateModule(InspIRCd* Me)
 177         {
 178                 return new ModuleJumpServer(Me);
 179         }
 180
 181 };
 182
 183
 184 extern "C" DllExport void * init_module( void )
 185 {
 186         return new ModuleJumpServerFactory;
 187 }
 188