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More stuff so that freebsd users can still use the ports version of openssl if they...
[user/henk/code/inspircd.git] / src / modules / m_nicklock.cpp
index cd36f17475535c049d0fb001771ad290ba7929c6..8fae4627907ea4eda4970968d3df2fe2c6e680cb 100644 (file)
  *       | Inspire Internet Relay Chat Daemon |
  *       +------------------------------------+
  *
- *  InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
- *                       E-mail:
- *                <brain@chatspike.net>
- *               <Craig@chatspike.net>
- *     
- * Written by Craig Edwards, Craig McLure, and others.
+ *  InspIRCd: (C) 2002-2008 InspIRCd Development Team
+ * See: http://www.inspircd.org/wiki/index.php/Credits
+ *
  * This program is free but copyrighted software; see
  *            the file COPYING for details.
  *
  * ---------------------------------------------------
  */
 
-using namespace std;
-
-#include <stdio.h>
-#include <string>
-#include "users.h"
-#include "channels.h"
-#include "modules.h"
-#include "helperfuncs.h"
-#include "hashcomp.h"
+#include "inspircd.h"
 
 /* $ModDesc: Provides the NICKLOCK command, allows an oper to chage a users nick and lock them to it until they quit */
 
-static Server *Srv;
-
-class cmd_nicklock : public command_t
+/** Handle /NICKLOCK
+ */
+class CommandNicklock : public Command
 {
+       char* dummy;
  public:
-        cmd_nicklock () : command_t("NICKLOCK", 'o', 2)
-        {
+       CommandNicklock (InspIRCd* Instance) : Command(Instance,"NICKLOCK", "o", 2)
+       {
                this->source = "m_nicklock.so";
-        }
+               syntax = "<oldnick> <newnick>";
+               TRANSLATE3(TR_NICK, TR_TEXT, TR_END);
+       }
 
-       void Handle(char **parameters, int pcnt, userrec *user)
+       CmdResult Handle(const char* const* parameters, int pcnt, User *user)
        {
-               userrec* source = Srv->FindNick(std::string(parameters[0]));
+               User* target = ServerInstance->FindNick(parameters[0]);
                irc::string server;
                irc::string me;
 
-               if (source)
+               // check user exists
+               if (!target)
                {
-                       if (source->GetExt("nick_locked"))
-                       {
-                               WriteServ(user->fd,"946 %s %s :This user's nickname is already locked.",user->nick,source->nick);
-                               return;
-                       }
-                       if (Srv->IsNick(std::string(parameters[1])))
-                       {
-                               // give them a lock flag
-                               Srv->SendOpers(std::string(user->nick)+" used NICKLOCK to change and hold "+std::string(parameters[0])+" to "+parameters[1]);
-                               Srv->ChangeUserNick(source,std::string(parameters[1]));
-                               // only attempt to set their lockflag after we know the change succeeded
-                               source = Srv->FindNick(std::string(parameters[1]));
-                               if (source)
-                                       source->Extend("nick_locked", "ON");
-                       }
+                       return CMD_FAILURE;
                }
+
+               // check if user is locked
+               if (target->GetExt("nick_locked", dummy))
+               {
+                       user->WriteNumeric(946, "%s %s :This user's nickname is already locked.",user->nick,target->nick);
+                       return CMD_FAILURE;
+               }
+
+               // check nick is valid
+               if (!ServerInstance->IsNick(parameters[1]))
+               {
+                       return CMD_FAILURE;
+               }
+
+               // let others know
+               ServerInstance->SNO->WriteToSnoMask('A', std::string(user->nick)+" used NICKLOCK to change and hold "+parameters[0]+" to "+parameters[1]);
+
+               if (!target->ForceNickChange(parameters[1]))
+               {
+                       // ugh, nickchange failed for some reason -- possibly existing nick? XXX change to UID here
+                       ServerInstance->Users->QuitUser(target, "Nickname collision");
+               }
+
+               // give them a lock flag
+               target->Extend("nick_locked", "ON");
+
+               /* route */
+               return CMD_SUCCESS;
        }
 };
 
-class cmd_nickunlock : public command_t
+/** Handle /NICKUNLOCK
+ */
+class CommandNickunlock : public Command
 {
  public:
-       cmd_nickunlock () : command_t("NICKUNLOCK", 'o', 1)
+       CommandNickunlock (InspIRCd* Instance) : Command(Instance,"NICKUNLOCK", "o", 1)
        {
-               this->source = "m_nickunlock.so";
+               this->source = "m_nicklock.so";
+               syntax = "<locked-nick>";
        }
 
-       void Handle (char **parameters, int pcnt, userrec *user)
+       CmdResult Handle (const char* const* parameters, int pcnt, User *user)
        {
-               userrec* source = Srv->FindNick(std::string(parameters[0]));
-               if (source)
+               User* target = ServerInstance->FindNick(parameters[0]);
+               if (target)
                {
-                       source->Shrink("nick_locked");
-                       WriteServ(user->fd,"945 %s %s :Nickname now unlocked.",user->nick,source->nick);
-                       Srv->SendOpers(std::string(user->nick)+" used NICKUNLOCK on "+std::string(parameters[0]));
+                       target->Shrink("nick_locked");
+                       user->WriteNumeric(945, "%s %s :Nickname now unlocked.",user->nick,target->nick);
+                       ServerInstance->SNO->WriteToSnoMask('A', std::string(user->nick)+" used NICKUNLOCK on "+parameters[0]);
+                       return CMD_SUCCESS;
                }
+
+               return CMD_FAILURE;
        }
 };
 
 
 class ModuleNickLock : public Module
 {
-       cmd_nicklock*   cmd1;
-       cmd_nickunlock* cmd2;
+       CommandNicklock*        cmd1;
+       CommandNickunlock*      cmd2;
+       char* n;
  public:
-       ModuleNickLock(Server* Me)
-               : Module::Module(Me)
+       ModuleNickLock(InspIRCd* Me)
+               : Module(Me)
        {
-               Srv = Me;
-               cmd1 = new cmd_nicklock();
-               cmd2 = new cmd_nickunlock();
-               Srv->AddCommand(cmd1);
-               Srv->AddCommand(cmd2);
+               
+               cmd1 = new CommandNicklock(ServerInstance);
+               cmd2 = new CommandNickunlock(ServerInstance);
+               ServerInstance->AddCommand(cmd1);
+               ServerInstance->AddCommand(cmd2);
+               Implementation eventlist[] = { I_OnUserPreNick, I_OnUserQuit, I_OnCleanup };
+               ServerInstance->Modules->Attach(eventlist, this, 3);
        }
        
        virtual ~ModuleNickLock()
@@ -105,25 +121,24 @@ class ModuleNickLock : public Module
        
        virtual Version GetVersion()
        {
-               return Version(1,0,0,1,VF_VENDOR);
+               return Version(1, 2, 0, 1, VF_COMMON | VF_VENDOR, API_VERSION);
        }
 
-       void Implements(char* List)
-       {
-               List[I_OnUserPreNick] = List[I_OnUserQuit] = List[I_OnCleanup] = 1;
-       }
 
-       virtual int OnUserPreNick(userrec* user, const std::string &newnick)
+       virtual int OnUserPreNick(User* user, const std::string &newnick)
        {
-               if (user->GetExt("nick_locked"))
+               if (isdigit(newnick[0])) /* allow a switch to a UID */
+                       return 0;
+
+               if (user->GetExt("nick_locked", n))
                {
-                       WriteServ(user->fd,"447 %s :You cannot change your nickname (your nick is locked)",user->nick);
+                       user->WriteNumeric(447, "%s :You cannot change your nickname (your nick is locked)",user->nick);
                        return 1;
                }
                return 0;
        }
 
-       virtual void OnUserQuit(userrec* user, const std::string &reason)
+       virtual void OnUserQuit(User* user, const std::string &reason, const std::string &oper_message)
        {
                user->Shrink("nick_locked");
        }
@@ -132,35 +147,10 @@ class ModuleNickLock : public Module
        {
                if(target_type == TYPE_USER)
                {
-                       userrec* user = (userrec*)item;
+                       User* user = (User*)item;
                        user->Shrink("nick_locked");
                }
        }
 };
 
-// stuff down here is the module-factory stuff. For basic modules you can ignore this.
-
-class ModuleNickLockFactory : public ModuleFactory
-{
- public:
-       ModuleNickLockFactory()
-       {
-       }
-       
-       ~ModuleNickLockFactory()
-       {
-       }
-       
-       virtual Module * CreateModule(Server* Me)
-       {
-               return new ModuleNickLock(Me);
-       }
-       
-};
-
-
-extern "C" void * init_module( void )
-{
-       return new ModuleNickLockFactory;
-}
-
+MODULE_INIT(ModuleNickLock)