]> git.netwichtig.de Git - user/henk/code/inspircd.git/blobdiff - src/modules/m_park.cpp
Updated copyrights in headers etc using perl inplace edit
[user/henk/code/inspircd.git] / src / modules / m_park.cpp
index 5f0ce13c1581de83dec5af6c8b9d6b832c77aff5..1d71672746fefa4f02b08671c200d2ea6aaa0fa1 100644 (file)
@@ -2,7 +2,7 @@
  *       | Inspire Internet Relay Chat Daemon |
  *       +------------------------------------+
  *
- *  Inspire is copyright (C) 2002-2004 ChatSpike-Dev.
+ *  InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
  *                       E-mail:
  *                <brain@chatspike.net>
  *               <Craig@chatspike.net>
  * ---------------------------------------------------
  */
 
+using namespace std;
+
 #include <stdio.h>
 #include <string>
 #include <vector>
 #include "users.h"
 #include "channels.h"
+#include "helperfuncs.h"
 #include "modules.h"
 
 /* $ModDesc: Provides support for user parking/unparking */
@@ -46,131 +49,161 @@ parkinfo pinfo;
 long ParkMaxTime;
 long ConcurrentParks;
 long ParkMaxMsgs;
+parkedinfo pi;
 
-void handle_park(char **parameters, int pcnt, userrec *user)
+class cmd_park : public command_t
 {
-       /** Parking. easy stuff.
-        *
-        * We duplicate and switch the users file descriptor, so that they can remain forever as a 'ghost'
-        * We then disconnect the real user leaving a controlled ghost in their place :)
-        */
-       int othersessions = 0;
-       if (pinfo.size())
-               for (parkinfo::iterator j = pinfo.begin(); j != pinfo.end(); j++)
-                       if (j->host == std::string(user->host))
-                               othersessions++;
-       if (othersessions >= ConcurrentParks)
+ public:
+       cmd_park () : command_t("PARK", 0, 0)
        {
-               Srv->SendServ(user->fd,"927 "+std::string(user->nick)+" :You are already parked up to the maximum number of allowed times.");
+               this->source = "m_park.so";
        }
-       else
+
+       void Handle (char **parameters, int pcnt, userrec *user)
        {
-               awaylog* aw = new awaylog;
-               parkedinfo pi;
-               char msg[MAXBUF];
-               long key = abs(random() * 12345);
-               snprintf(msg,MAXBUF,"You are now parked. To unpark use /UNPARK %s %d",user->nick,key);
-               Srv->UserToPseudo(user,std::string(msg));
-               aw = new awaylog;
-               user->Extend("park_awaylog",(char*)aw);
-               user->Extend("park_key",(char*)key);
-               pi.nick = user->nick;
-               pi.host = user->host;
-               pi.parktime = time(NULL);
-               pinfo.push_back(pi);
+               /** Parking. easy stuff.
+                *
+                * We duplicate and switch the users file descriptor, so that they can remain forever as a 'ghost'
+                * We then disconnect the real user leaving a controlled ghost in their place :)
+                */
+               int othersessions = 0;
+               if (pinfo.size())
+                       for (parkinfo::iterator j = pinfo.begin(); j != pinfo.end(); j++)
+                               if (j->host == std::string(user->host))
+                                       othersessions++;
+               if (othersessions >= ConcurrentParks)
+               {
+                       Srv->SendServ(user->fd,"927 "+std::string(user->nick)+" :You are already parked up to the maximum number of allowed times.");
+               }
+               else
+               {
+                       awaylog* aw;
+                       char msg[MAXBUF];
+                       unsigned long key = abs(random() * 12345);
+                       snprintf(msg,MAXBUF,"You are now parked. To unpark use /UNPARK %s %lu",user->nick,key);
+                       Srv->UserToPseudo(user,std::string(msg));
+                       aw = new awaylog;
+                       user->Extend("park_awaylog",(char*)aw);
+                       user->Extend("park_key",(char*)key);
+                       pi.nick = user->nick;
+                       pi.host = user->host;
+                       pi.parktime = time(NULL);
+                       pinfo.push_back(pi);
+               }
        }
-}
 
-void handle_parkstats(char **parameters, int pcnt, userrec *user)
-{
-       char status[MAXBUF];
-       snprintf(status,MAXBUF,"NOTICE %s :There are a total of %d parked clients on this server, with a maximum of %d parked sessions allowed per user.",user->nick,pinfo.size(),ConcurrentParks);
-       Srv->SendServ(user->fd,status);
-}
+};
 
-void handle_unpark(char **parameters, int pcnt, userrec *user)
+class cmd_parkstats : public command_t
 {
-       /** Unparking. complicated stuff.
-        *
-        * Unparking is done in several steps:
-        *
-        * (1) Check if the user is parked
-        * (2) Check the key of the user against the one provided
-        * (3) Part the user who issued the command from all of their channels so as not to confuse clients
-        * (4) Remove all the users UMODEs
-        * (5) Duplicate and switch file descriptors on the two users, and disconnect the dead one
-        * (6) Force a nickchange onto the user who issued the command forcing them to change to the parked nick
-        * (7) Force join the user into all the channels the parked nick is currently in (send them localized join and namelist)
-        * (8) Send the user the umodes of their new 'persona'
-        * (9) Spool any awaylog messages to the user
-        *
-        * And there you have it, easy huh (NOT)...
-        */
-       userrec* unpark = Srv->FindNick(std::string(parameters[0]));
-       if (!unpark)
+ public:
+       cmd_parkstats () : command_t("PARKSTATS", 'o', 0)
        {
-               WriteServ(user->fd,"942 %s %s :Invalid user specified.",user->nick, parameters[0]);
-               return;
+               this->source = "m_park.so";
        }
-       awaylog* awy = (awaylog*)unpark->GetExt("park_awaylog");
-       long key = (long)unpark->GetExt("park_key");
-       if (!awy)
+
+       void Handle (char **parameters, int pcnt, userrec *user)
        {
-               WriteServ(user->fd,"943 %s %s :This user is not parked.",user->nick, unpark->nick);
-               return;
+               char status[MAXBUF];
+               snprintf(status,MAXBUF,"NOTICE %s :There are a total of %lu parked clients on this server, with a maximum of %lu parked sessions allowed per user.",user->nick,(unsigned long)pinfo.size(),(unsigned long)ConcurrentParks);
+               Srv->SendServ(user->fd,status);
        }
-       if (key == atoi(parameters[1]))
+};
+
+class cmd_unpark : public command_t
+{
+ public:
+       cmd_unpark () : command_t("UNPARK", 0, 2)
        {
-               // first part the user from all chans theyre on, so things dont get messy
-               for (int i = 0; i != MAXCHANS; i++)
-               {
-                       if (user->chans[i].channel != NULL)
-                       {
-                               if (user->chans[i].channel->name)
-                               {
-                                       Srv->PartUserFromChannel(user,user->chans[i].channel->name,"Unparking");
-                               }
-                       }
+               this->source = "m_park.so";
+       }
+
+       void Handle (char **parameters, int pcnt, userrec *user)
+       {
+               /** Unparking. complicated stuff.
+                *
+                * Unparking is done in several steps:
+                *
+                * (1) Check if the user is parked
+                * (2) Check the key of the user against the one provided
+                * (3) Part the user who issued the command from all of their channels so as not to confuse clients
+                * (4) Remove all the users UMODEs
+                * (5) Duplicate and switch file descriptors on the two users, and disconnect the dead one
+                * (6) Force a nickchange onto the user who issued the command forcing them to change to the parked nick
+                * (7) Force join the user into all the channels the parked nick is currently in (send them localized join and namelist)
+                * (8) Send the user the umodes of their new 'persona'
+                * (9) Spool any awaylog messages to the user
+                *
+                * And there you have it, easy huh (NOT)...
+                */
+               userrec* unpark = Srv->FindNick(std::string(parameters[0]));
+               if (!unpark)
+               {
+                       WriteServ(user->fd,"942 %s %s :Invalid user specified.",user->nick, parameters[0]);
+                       return;
                }
-               // remove all their old modes
-               WriteServ(user->fd,"MODE %s -%s",user->nick,user->modes);
-               // now, map them to the parked user, while nobody can see :p
-               Srv->PseudoToUser(user,unpark,"Unparked to "+std::string(parameters[0]));
-               // set all their new modes
-               WriteServ(unpark->fd,"MODE %s +%s",unpark->nick,unpark->modes);
-               // spool their away log to them
-               WriteServ(unpark->fd,"NOTICE %s :*** You are now unparked. You have successfully taken back the nickname and privilages of %s.",unpark->nick,unpark->nick);
-               for (awaylog::iterator i = awy->begin(); i != awy->end(); i++)
+               awaylog* awy = (awaylog*)unpark->GetExt("park_awaylog");
+               long key = (long)unpark->GetExt("park_key");
+               if (!awy)
                {
-                       char timebuf[MAXBUF];
-                       tm *timeinfo = localtime(&i->tm);
-                       strlcpy(timebuf,asctime(timeinfo),MAXBUF);
-                       timebuf[strlen(timebuf)-1] = '\0';
-                       WriteServ(unpark->fd,"NOTICE %s :From %s at %s: \2%s\2",unpark->nick,i->from.c_str(),timebuf,i->text.c_str());
+                       WriteServ(user->fd,"943 %s %s :This user is not parked.",user->nick, unpark->nick);
+                       return;
                }
-               delete awy;
-               unpark->Shrink("park_awaylog");
-               unpark->Shrink("park_key");
-               for (parkinfo::iterator j = pinfo.begin(); j != pinfo.end(); j++)
+               if (key == atoi(parameters[1]))
                {
-                       if (j->nick == std::string(unpark->nick))
+                       // first part the user from all chans theyre on, so things dont get messy
+                       for (unsigned int i = 0; i < user->chans.size(); i++)
+                       {
+                               if (user->chans[i].channel != NULL)
+                               {
+                                       if (user->chans[i].channel->name)
+                                       {
+                                               Srv->PartUserFromChannel(user,user->chans[i].channel->name,"Unparking");
+                                       }
+                               }
+                       }
+                       // remove all their old modes
+                       WriteServ(user->fd,"MODE %s -%s",user->nick,user->modes);
+                       // now, map them to the parked user, while nobody can see :p
+                       Srv->PseudoToUser(user,unpark,"Unparked to "+std::string(parameters[0]));
+                       // set all their new modes
+                       WriteServ(unpark->fd,"MODE %s +%s",unpark->nick,unpark->modes);
+                       // spool their away log to them
+                       WriteServ(unpark->fd,"NOTICE %s :*** You are now unparked. You have successfully taken back the nickname and privilages of %s.",unpark->nick,unpark->nick);
+                       for (awaylog::iterator i = awy->begin(); i != awy->end(); i++)
                        {
-                               pinfo.erase(j);
-                               break;
+                               char timebuf[MAXBUF];
+                               tm *timeinfo = localtime(&i->tm);
+                               strlcpy(timebuf,asctime(timeinfo),MAXBUF);
+                               timebuf[strlen(timebuf)-1] = '\0';
+                               WriteServ(unpark->fd,"NOTICE %s :From %s at %s: \2%s\2",unpark->nick,i->from.c_str(),timebuf,i->text.c_str());
+                       }
+                       delete awy;
+                       unpark->Shrink("park_awaylog");
+                       unpark->Shrink("park_key");
+                       for (parkinfo::iterator j = pinfo.begin(); j != pinfo.end(); j++)
+                       {
+                               if (j->nick == std::string(unpark->nick))
+                               {
+                                       pinfo.erase(j);
+                                       break;
+                               }
                        }
                }
+               else
+               {
+                       Srv->SendServ(user->fd,"928 "+std::string(user->nick)+" :Incorrect park key.");
+               }
        }
-       else
-       {
-               Srv->SendServ(user->fd,"928 "+std::string(user->nick)+" :Incorrect park key.");
-       }
-}
-
+};
 
 class ModulePark : public Module
 {
  protected:
        ConfigReader* Conf;
+       cmd_park*       cmd1;
+       cmd_unpark*     cmd2;
+       cmd_parkstats*  cmd3;
  public:
        virtual void ReadSettings()
        {
@@ -181,22 +214,30 @@ class ModulePark : public Module
                delete Conf;
        }
 
-       ModulePark()
+       ModulePark(Server* Me)
+               : Module::Module(Me)
        {
-               Srv = new Server;
+               Srv = Me;
                pinfo.clear();
                this->ReadSettings();
-               Srv->AddCommand("PARK",handle_park,0,0,"m_park.so");
-               Srv->AddCommand("UNPARK",handle_unpark,0,2,"m_park.so");
-               Srv->AddCommand("PARKSTATS",handle_parkstats,'o',0,"m_park.so");
+               cmd1 = new cmd_park();
+               cmd2 = new cmd_unpark();
+               cmd3 = new cmd_parkstats();
+               Srv->AddCommand(cmd1);
+               Srv->AddCommand(cmd2);
+               Srv->AddCommand(cmd3);
        }
-       
+
        virtual ~ModulePark()
        {
-               delete Srv;
        }
 
-       virtual void OnRehash()
+       void Implements(char* List)
+       {
+               List[I_On005Numeric] = List[I_OnRehash] = List[I_OnUserQuit] = List[I_OnUserPreMessage] = List[I_OnUserPreNick] = List[I_OnBackgroundTimer] = List[I_OnWhois] = 1;
+       }
+
+       virtual void OnRehash(std::string parameter)
        {
                this->ReadSettings();
        }
@@ -206,7 +247,7 @@ class ModulePark : public Module
                 output = output + std::string(" PARK");
         }
 
-        virtual void OnUserQuit(userrec* user)
+        virtual void OnUserQuit(userrec* user, std::string reason)
         {
                 std::string nick = user->nick;
                 // track quits in our parked user list
@@ -226,7 +267,7 @@ class ModulePark : public Module
                awaylog* awy = (awaylog*)dest->GetExt("park_awaylog");
                if (awy)
                {
-                       if (awy->size() <= ParkMaxMsgs)
+                       if (awy->size() <= (unsigned)ParkMaxMsgs)
                        {
                                awaymsg am;
                                am.text = text;
@@ -268,9 +309,12 @@ class ModulePark : public Module
                                if (time(NULL) >= (j->parktime+ParkMaxTime))
                                {
                                        userrec* thisnick = Srv->FindNick(j->nick);
+                                       // THIS MUST COME BEFORE THE QuitUser - QuitUser can
+                                       // create a recursive call to OnUserQuit in this module
+                                       // and then corrupt the pointer!
+                                       pinfo.erase(j);
                                        if (thisnick)
                                                Srv->QuitUser(thisnick,"PARK timeout");
-                                       pinfo.erase(j);
                                        go_again = true;
                                        break;
                                }
@@ -284,7 +328,6 @@ class ModulePark : public Module
                {
                        userrec* u = (userrec*)dest;
                        OnPrePrivmsg(user,u,text);
-                       return 1;
                }
                return 0;
        }
@@ -315,9 +358,9 @@ class ModuleParkFactory : public ModuleFactory
        {
        }
        
-       virtual Module * CreateModule()
+       virtual Module * CreateModule(Server* Me)
        {
-               return new ModulePark;
+               return new ModulePark(Me);
        }
        
 };