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  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                                 // give them a lock flag
  55                                 Srv->SendOpers(std::string(user->nick)+" used NICKLOCK to change and hold "+std::string(parameters[0])+" to "+parameters[1]);
  56                                 Srv->ChangeUserNick(source,std::string(parameters[1]));
  57                                 // only attempt to set their lockflag after we know the change succeeded
  58                                 source = Srv->FindNick(std::string(parameters[1]));
  59                                 if (source)
  60                                         source->Extend("nick_locked", "ON");
  61                         }
  62                 }
  63         }
  64 };
  65
  66 class cmd_nickunlock : public command_t
  67 {
  68  public:
  69         cmd_nickunlock () : command_t("NICKUNLOCK", 'o', 1)
  70         {
  71                 this->source = "m_nickunlock.so";
  72         }
  73
  74         void Handle (char **parameters, int pcnt, userrec *user)
  75         {
  76                 userrec* source = Srv->FindNick(std::string(parameters[0]));
  77                 if (source)
  78                 {
  79                         source->Shrink("nick_locked");
  80                         WriteServ(user->fd,"945 %s %s :Nickname now unlocked.",user->nick,source->nick);
  81                         Srv->SendOpers(std::string(user->nick)+" used NICKUNLOCK on "+std::string(parameters[0]));
  82                 }
  83         }
  84 };
  85
  86
  87 class ModuleNickLock : public Module
  88 {
  89         cmd_nicklock*   cmd1;
  90         cmd_nickunlock* cmd2;
  91  public:
  92         ModuleNickLock(Server* Me)
  93                 : Module::Module(Me)
  94         {
  95                 Srv = Me;
  96                 cmd1 = new cmd_nicklock();
  97                 cmd2 = new cmd_nickunlock();
  98                 Srv->AddCommand(cmd1);
  99                 Srv->AddCommand(cmd2);
 100         }
 101
 102         virtual ~ModuleNickLock()
 103         {
 104         }
 105
 106         virtual Version GetVersion()
 107         {
 108                 return Version(1,0,0,1,VF_VENDOR);
 109         }
 110
 111         void Implements(char* List)
 112         {
 113                 List[I_OnUserPreNick] = List[I_OnUserQuit] = List[I_OnCleanup] = 1;
 114         }
 115
 116         virtual int OnUserPreNick(userrec* user, const std::string &newnick)
 117         {
 118                 if (user->GetExt("nick_locked"))
 119                 {
 120                         WriteServ(user->fd,"447 %s :You cannot change your nickname (your nick is locked)",user->nick);
 121                         return 1;
 122                 }
 123                 return 0;
 124         }
 125
 126         virtual void OnUserQuit(userrec* user, const std::string &reason)
 127         {
 128                 user->Shrink("nick_locked");
 129         }
 130
 131         virtual void OnCleanup(int target_type, void* item)
 132         {
 133                 if(target_type == TYPE_USER)
 134                 {
 135                         userrec* user = (userrec*)item;
 136                         user->Shrink("nick_locked");
 137                 }
 138         }
 139 };
 140
 141 // stuff down here is the module-factory stuff. For basic modules you can ignore this.
 142
 143 class ModuleNickLockFactory : public ModuleFactory
 144 {
 145  public:
 146         ModuleNickLockFactory()
 147         {
 148         }
 149
 150         ~ModuleNickLockFactory()
 151         {
 152         }
 153
 154         virtual Module * CreateModule(Server* Me)
 155         {
 156                 return new ModuleNickLock(Me);
 157         }
 158
 159 };
 160
 161
 162 extern "C" void * init_module( void )
 163 {
 164         return new ModuleNickLockFactory;
 165 }
 166