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                 syntax = "<oldnick> <newnick>";
  39         }
  40
  41         void Handle(const char** parameters, int pcnt, userrec *user)
  42         {
  43                 userrec* source = Srv->FindNick(std::string(parameters[0]));
  44                 irc::string server;
  45                 irc::string me;
  46
  47                 if (source)
  48                 {
  49                         if (source->GetExt("nick_locked", dummy))
  50                         {
  51                                 user->WriteServ("946 %s %s :This user's nickname is already locked.",user->nick,source->nick);
  52                                 return;
  53                         }
  54                         if (Srv->IsNick(std::string(parameters[1])))
  55                         {
  56                                 // give them a lock flag
  57                                 Srv->SendOpers(std::string(user->nick)+" used NICKLOCK to change and hold "+std::string(parameters[0])+" to "+parameters[1]);
  58                                 if (!source->ForceNickChange(parameters[1]))
  59                                 {
  60                                         userrec::QuitUser(source, "Nickname collision");
  61                                         return;
  62                                 }
  63                                 source->Extend("nick_locked", "ON");
  64                         }
  65                 }
  66         }
  67 };
  68
  69 class cmd_nickunlock : public command_t
  70 {
  71  public:
  72         cmd_nickunlock () : command_t("NICKUNLOCK", 'o', 1)
  73         {
  74                 this->source = "m_nickunlock.so";
  75                 syntax = "<locked-nick>";
  76         }
  77
  78         void Handle (const char** parameters, int pcnt, userrec *user)
  79         {
  80                 userrec* source = Srv->FindNick(std::string(parameters[0]));
  81                 if (source)
  82                 {
  83                         source->Shrink("nick_locked");
  84                         user->WriteServ("945 %s %s :Nickname now unlocked.",user->nick,source->nick);
  85                         Srv->SendOpers(std::string(user->nick)+" used NICKUNLOCK on "+std::string(parameters[0]));
  86                 }
  87         }
  88 };
  89
  90
  91 class ModuleNickLock : public Module
  92 {
  93         cmd_nicklock*   cmd1;
  94         cmd_nickunlock* cmd2;
  95         char* n;
  96  public:
  97         ModuleNickLock(Server* Me)
  98                 : Module::Module(Me)
  99         {
 100                 Srv = Me;
 101                 cmd1 = new cmd_nicklock();
 102                 cmd2 = new cmd_nickunlock();
 103                 Srv->AddCommand(cmd1);
 104                 Srv->AddCommand(cmd2);
 105         }
 106
 107         virtual ~ModuleNickLock()
 108         {
 109         }
 110
 111         virtual Version GetVersion()
 112         {
 113                 return Version(1,0,0,1,VF_VENDOR);
 114         }
 115
 116         void Implements(char* List)
 117         {
 118                 List[I_OnUserPreNick] = List[I_OnUserQuit] = List[I_OnCleanup] = 1;
 119         }
 120
 121         virtual int OnUserPreNick(userrec* user, const std::string &newnick)
 122         {
 123                 if (user->GetExt("nick_locked", n))
 124                 {
 125                         user->WriteServ("447 %s :You cannot change your nickname (your nick is locked)",user->nick);
 126                         return 1;
 127                 }
 128                 return 0;
 129         }
 130
 131         virtual void OnUserQuit(userrec* user, const std::string &reason)
 132         {
 133                 user->Shrink("nick_locked");
 134         }
 135
 136         virtual void OnCleanup(int target_type, void* item)
 137         {
 138                 if(target_type == TYPE_USER)
 139                 {
 140                         userrec* user = (userrec*)item;
 141                         user->Shrink("nick_locked");
 142                 }
 143         }
 144 };
 145
 146 // stuff down here is the module-factory stuff. For basic modules you can ignore this.
 147
 148 class ModuleNickLockFactory : public ModuleFactory
 149 {
 150  public:
 151         ModuleNickLockFactory()
 152         {
 153         }
 154
 155         ~ModuleNickLockFactory()
 156         {
 157         }
 158
 159         virtual Module * CreateModule(Server* Me)
 160         {
 161                 return new ModuleNickLock(Me);
 162         }
 163
 164 };
 165
 166
 167 extern "C" void * init_module( void )
 168 {
 169         return new ModuleNickLockFactory;
 170 }
 171