src/modules/m_namesx.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd: (C) 2002-2007 InspIRCd Development Team
   6  * See: http://www.inspircd.org/wiki/index.php/Credits
   7  *
   8  * This program is free but copyrighted software; see
   9  *            the file COPYING for details.
  10  *
  11  * ---------------------------------------------------
  12  */
  13
  14 #include "inspircd.h"
  15
  16 static const char* dummy = "ON";
  17
  18 /* $ModDesc: Provides aliases of commands. */
  19
  20 class ModuleNamesX : public Module
  21 {
  22  public:
  23
  24         ModuleNamesX(InspIRCd* Me)
  25                 : Module(Me)
  26         {
  27                 Implementation eventlist[] = { I_OnSyncUserMetaData, I_OnPreCommand, I_OnUserList, I_On005Numeric };
  28                 ServerInstance->Modules->Attach(eventlist, this, 4);
  29         }
  30
  31
  32         virtual ~ModuleNamesX()
  33         {
  34         }
  35
  36         void OnSyncUserMetaData(User* user, Module* proto,void* opaque, const std::string &extname, bool displayable)
  37         {
  38                 if ((displayable) && (extname == "NAMESX"))
  39                         proto->ProtoSendMetaData(opaque, TYPE_USER, user, extname, "Enabled");
  40         }
  41
  42         virtual Version GetVersion()
  43         {
  44                 return Version(1,1,0,1,VF_VENDOR,API_VERSION);
  45         }
  46
  47         virtual void On005Numeric(std::string &output)
  48         {
  49                 output.append(" NAMESX");
  50         }
  51
  52         virtual int OnPreCommand(const std::string &command, const char** parameters, int pcnt, User *user, bool validated, const std::string &original_line)
  53         {
  54                 irc::string c = command.c_str();
  55                 /* We don't actually create a proper command handler class for PROTOCTL,
  56                  * because other modules might want to have PROTOCTL hooks too.
  57                  * Therefore, we just hook its as an unvalidated command therefore we
  58                  * can capture it even if it doesnt exist! :-)
  59                  */
  60                 if (c == "PROTOCTL")
  61                 {
  62                         if ((pcnt) && (!strcasecmp(parameters[0],"NAMESX")))
  63                         {
  64                                 user->Extend("NAMESX",dummy);
  65                                 return 1;
  66                         }
  67                 }
  68                 return 0;
  69         }
  70
  71         virtual int OnUserList(User* user, Channel* Ptr, CUList* &ulist)
  72         {
  73                 if (user->GetExt("NAMESX"))
  74                 {
  75                         char list[MAXBUF];
  76                         size_t dlen, curlen;
  77                         dlen = curlen = snprintf(list,MAXBUF,"353 %s %c %s :", user->nick, Ptr->IsModeSet('s') ? '@' : Ptr->IsModeSet('p') ? '*' : '=', Ptr->name);
  78                         int numusers = 0;
  79                         char* ptr = list + dlen;
  80
  81                         if (!ulist)
  82                                 ulist = Ptr->GetUsers();
  83
  84                         bool has_user = Ptr->HasUser(user);
  85                         for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
  86                         {
  87                                 if ((!has_user) && (i->first->IsModeSet('i')))
  88                                         continue;
  89
  90                                 if (i->first->Visibility && !i->first->Visibility->VisibleTo(user))
  91                                         continue;
  92
  93                                 size_t ptrlen = snprintf(ptr, MAXBUF, "%s%s ", Ptr->GetAllPrefixChars(i->first), i->second.c_str());
  94                                 /* OnUserList can change this - reset it back to normal */
  95                                 i->second = i->first->nick;
  96                                 curlen += ptrlen;
  97                                 ptr += ptrlen;
  98                                 numusers++;
  99                                 if (curlen > (480-NICKMAX))
 100                                 {
 101                                         /* list overflowed into multiple numerics */
 102                                         user->WriteServ(std::string(list));
 103                                         /* reset our lengths */
 104                                         dlen = curlen = snprintf(list,MAXBUF,"353 %s %c %s :", user->nick, Ptr->IsModeSet('s') ? '@' : Ptr->IsModeSet('p') ? '*' : '=', Ptr->name);
 105                                         ptr = list + dlen;
 106                                         ptrlen = 0;
 107                                         numusers = 0;
 108                                 }
 109                         }
 110                         /* if whats left in the list isnt empty, send it */
 111                         if (numusers)
 112                         {
 113                                 user->WriteServ(std::string(list));
 114                         }
 115                         user->WriteServ("366 %s %s :End of /NAMES list.", user->nick, Ptr->name);
 116                         return 1;
 117                 }
 118                 return 0;
 119         }
 120 };
 121
 122 MODULE_INIT(ModuleNamesX)