src/modules/m_nicklock.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  Inspire is copyright (C) 2002-2004 ChatSpike-Dev.
   6  *                       E-mail:
   7  *                <brain@chatspike.net>
   8  *                <Craig@chatspike.net>
   9  *
  10  * Written by Craig Edwards, Craig McLure, and others.
  11  * This program is free but copyrighted software; see
  12  *            the file COPYING for details.
  13  *
  14  * ---------------------------------------------------
  15  */
  16
  17 using namespace std;
  18
  19 #include <stdio.h>
  20 #include <string>
  21 #include "users.h"
  22 #include "channels.h"
  23 #include "modules.h"
  24 #include "helperfuncs.h"
  25 #include "hashcomp.h"
  26
  27 /* $ModDesc: Provides the NICKLOCK command, allows an oper to chage a users nick and lock them to it until they quit */
  28
  29 Server *Srv;
  30
  31 class cmd_nicklock : public command_t
  32 {
  33  public:
  34          cmd_nicklock () : command_t("NICKLOCK", 'o', 2)
  35          {
  36                 this->source = "m_nicklock.so";
  37          }
  38
  39         void Handle(char **parameters, int pcnt, userrec *user)
  40         {
  41                 userrec* source = Srv->FindNick(std::string(parameters[0]));
  42                 irc::string server;
  43                 irc::string me;
  44
  45                 if (source)
  46                 {
  47                         if (source->GetExt("nick_locked"))
  48                         {
  49                                 WriteServ(user->fd,"946 %s %s :This user's nickname is already locked.",user->nick,source->nick);
  50                                 return;
  51                         }
  52                         if (Srv->IsNick(std::string(parameters[1])))
  53                         {
  54                                 server = user->server;
  55                                 me = Srv->GetServerName().c_str();
  56
  57                                 if (server == me)
  58                                 {
  59                                         // give them a lock flag
  60                                         Srv->SendOpers(std::string(user->nick)+" used NICKLOCK to change and hold "+std::string(parameters[0])+" to "+parameters[1]);
  61                                         Srv->ChangeUserNick(source,std::string(parameters[1]));
  62                                         // only attempt to set their lockflag after we know the change succeeded
  63                                         source = Srv->FindNick(std::string(parameters[1]));
  64                                         if (source)
  65                                                 source->Extend("nick_locked", "ON");
  66                                 }
  67                                 else
  68                                 {
  69                                         WriteServ(user->fd,"947 %s %s :Can't lock the nickname of a non-local user",user->nick,source->nick);
  70                                 }
  71                         }
  72                 }
  73         }
  74 };
  75
  76 class cmd_nickunlock : public command_t
  77 {
  78  public:
  79         cmd_nickunlock () : command_t("NICKUNLOCK", 'o', 1)
  80         {
  81                 this->source = "m_nickunlock.so";
  82         }
  83
  84         void Handle (char **parameters, int pcnt, userrec *user)
  85         {
  86                 userrec* source = Srv->FindNick(std::string(parameters[0]));
  87                 if (source)
  88                 {
  89                         source->Shrink("nick_locked");
  90                         WriteServ(user->fd,"945 %s %s :Nickname now unlocked.",user->nick,source->nick);
  91                         Srv->SendOpers(std::string(user->nick)+" used NICKUNLOCK on "+std::string(parameters[0]));
  92                 }
  93         }
  94 };
  95
  96
  97 class ModuleNickLock : public Module
  98 {
  99         cmd_nicklock*   cmd1;
 100         cmd_nickunlock* cmd2;
 101  public:
 102         ModuleNickLock(Server* Me)
 103                 : Module::Module(Me)
 104         {
 105                 Srv = Me;
 106                 cmd1 = new cmd_nicklock();
 107                 cmd2 = new cmd_nickunlock();
 108                 Srv->AddCommand(cmd1);
 109                 Srv->AddCommand(cmd2);
 110         }
 111
 112         virtual ~ModuleNickLock()
 113         {
 114         }
 115
 116         virtual Version GetVersion()
 117         {
 118                 return Version(1,0,0,1,VF_VENDOR);
 119         }
 120
 121         void Implements(char* List)
 122         {
 123                 List[I_OnUserPreNick] = List[I_OnUserQuit] = 1;
 124         }
 125
 126         virtual int OnUserPreNick(userrec* user, std::string newnick)
 127         {
 128                 if (user->GetExt("nick_locked"))
 129                 {
 130                         WriteServ(user->fd,"447 %s :You cannot change your nickname (your nick is locked)",user->nick);
 131                         return 1;
 132                 }
 133                 return 0;
 134         }
 135
 136         virtual void OnUserQuit(userrec* user, std::string reason)
 137         {
 138                 user->Shrink("nick_locked");
 139         }
 140
 141 };
 142
 143 // stuff down here is the module-factory stuff. For basic modules you can ignore this.
 144
 145 class ModuleNickLockFactory : public ModuleFactory
 146 {
 147  public:
 148         ModuleNickLockFactory()
 149         {
 150         }
 151
 152         ~ModuleNickLockFactory()
 153         {
 154         }
 155
 156         virtual Module * CreateModule(Server* Me)
 157         {
 158                 return new ModuleNickLock(Me);
 159         }
 160
 161 };
 162
 163
 164 extern "C" void * init_module( void )
 165 {
 166         return new ModuleNickLockFactory;
 167 }
 168