src/modules/m_nicklock.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd is copyright (C) 2002-2006 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 static Server *Srv;
  30
  31 class cmd_nicklock : public command_t
  32 {
  33         char* dummy;
  34  public:
  35         cmd_nicklock () : command_t("NICKLOCK", 'o', 2)
  36         {
  37                 this->source = "m_nicklock.so";
  38         }
  39
  40         void Handle(const char** parameters, int pcnt, userrec *user)
  41         {
  42                 userrec* source = Srv->FindNick(std::string(parameters[0]));
  43                 irc::string server;
  44                 irc::string me;
  45
  46                 if (source)
  47                 {
  48                         if (source->GetExt("nick_locked", dummy))
  49                         {
  50                                 WriteServ(user->fd,"946 %s %s :This user's nickname is already locked.",user->nick,source->nick);
  51                                 return;
  52                         }
  53                         if (Srv->IsNick(std::string(parameters[1])))
  54                         {
  55                                 // give them a lock flag
  56                                 Srv->SendOpers(std::string(user->nick)+" used NICKLOCK to change and hold "+std::string(parameters[0])+" to "+parameters[1]);
  57                                 Srv->ChangeUserNick(source,std::string(parameters[1]));
  58                                 // only attempt to set their lockflag after we know the change succeeded
  59                                 source = Srv->FindNick(std::string(parameters[1]));
  60                                 if (source)
  61                                         source->Extend("nick_locked", "ON");
  62                         }
  63                 }
  64         }
  65 };
  66
  67 class cmd_nickunlock : public command_t
  68 {
  69  public:
  70         cmd_nickunlock () : command_t("NICKUNLOCK", 'o', 1)
  71         {
  72                 this->source = "m_nickunlock.so";
  73         }
  74
  75         void Handle (const char** parameters, int pcnt, userrec *user)
  76         {
  77                 userrec* source = Srv->FindNick(std::string(parameters[0]));
  78                 if (source)
  79                 {
  80                         source->Shrink("nick_locked");
  81                         WriteServ(user->fd,"945 %s %s :Nickname now unlocked.",user->nick,source->nick);
  82                         Srv->SendOpers(std::string(user->nick)+" used NICKUNLOCK on "+std::string(parameters[0]));
  83                 }
  84         }
  85 };
  86
  87
  88 class ModuleNickLock : public Module
  89 {
  90         cmd_nicklock*   cmd1;
  91         cmd_nickunlock* cmd2;
  92         char* n;
  93  public:
  94         ModuleNickLock(Server* Me)
  95                 : Module::Module(Me)
  96         {
  97                 Srv = Me;
  98                 cmd1 = new cmd_nicklock();
  99                 cmd2 = new cmd_nickunlock();
 100                 Srv->AddCommand(cmd1);
 101                 Srv->AddCommand(cmd2);
 102         }
 103
 104         virtual ~ModuleNickLock()
 105         {
 106         }
 107
 108         virtual Version GetVersion()
 109         {
 110                 return Version(1,0,0,1,VF_VENDOR);
 111         }
 112
 113         void Implements(char* List)
 114         {
 115                 List[I_OnUserPreNick] = List[I_OnUserQuit] = List[I_OnCleanup] = 1;
 116         }
 117
 118         virtual int OnUserPreNick(userrec* user, const std::string &newnick)
 119         {
 120                 if (user->GetExt("nick_locked", n))
 121                 {
 122                         WriteServ(user->fd,"447 %s :You cannot change your nickname (your nick is locked)",user->nick);
 123                         return 1;
 124                 }
 125                 return 0;
 126         }
 127
 128         virtual void OnUserQuit(userrec* user, const std::string &reason)
 129         {
 130                 user->Shrink("nick_locked");
 131         }
 132
 133         virtual void OnCleanup(int target_type, void* item)
 134         {
 135                 if(target_type == TYPE_USER)
 136                 {
 137                         userrec* user = (userrec*)item;
 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