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         }
  28
  29         void Implements(char* List)
  30         {
  31                 List[I_OnSyncUserMetaData] = List[I_OnPreCommand] = List[I_OnUserList] = List[I_On005Numeric] = 1;
  32         }
  33
  34         virtual ~ModuleNamesX()
  35         {
  36         }
  37
  38         void OnSyncUserMetaData(User* user, Module* proto,void* opaque, const std::string &extname, bool displayable)
  39         {
  40                 if ((displayable) && (extname == "NAMESX"))
  41                         proto->ProtoSendMetaData(opaque, TYPE_USER, user, extname, "Enabled");
  42         }
  43
  44         virtual Version GetVersion()
  45         {
  46                 return Version(1,1,0,1,VF_VENDOR,API_VERSION);
  47         }
  48
  49         virtual void On005Numeric(std::string &output)
  50         {
  51                 output.append(" NAMESX");
  52         }
  53
  54         virtual int OnPreCommand(const std::string &command, const char** parameters, int pcnt, User *user, bool validated, const std::string &original_line)
  55         {
  56                 irc::string c = command.c_str();
  57                 /* We don't actually create a proper command handler class for PROTOCTL,
  58                  * because other modules might want to have PROTOCTL hooks too.
  59                  * Therefore, we just hook its as an unvalidated command therefore we
  60                  * can capture it even if it doesnt exist! :-)
  61                  */
  62                 if (c == "PROTOCTL")
  63                 {
  64                         if ((pcnt) && (!strcasecmp(parameters[0],"NAMESX")))
  65                         {
  66                                 user->Extend("NAMESX",dummy);
  67                                 return 1;
  68                         }
  69                 }
  70                 return 0;
  71         }
  72
  73         virtual int OnUserList(User* user, Channel* Ptr, CUList* &ulist)
  74         {
  75                 if (user->GetExt("NAMESX"))
  76                 {
  77                         char list[MAXBUF];
  78                         size_t dlen, curlen;
  79                         dlen = curlen = snprintf(list,MAXBUF,"353 %s %c %s :", user->nick, Ptr->IsModeSet('s') ? '@' : Ptr->IsModeSet('p') ? '*' : '=', Ptr->name);
  80                         int numusers = 0;
  81                         char* ptr = list + dlen;
  82
  83                         if (!ulist)
  84                                 ulist = Ptr->GetUsers();
  85
  86                         bool has_user = Ptr->HasUser(user);
  87                         for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
  88                         {
  89                                 if ((!has_user) && (i->first->IsModeSet('i')))
  90                                         continue;
  91
  92                                 if (i->first->Visibility && !i->first->Visibility->VisibleTo(user))
  93                                         continue;
  94
  95                                 size_t ptrlen = snprintf(ptr, MAXBUF, "%s%s ", Ptr->GetAllPrefixChars(i->first), i->second.c_str());
  96                                 /* OnUserList can change this - reset it back to normal */
  97                                 i->second = i->first->nick;
  98                                 curlen += ptrlen;
  99                                 ptr += ptrlen;
 100                                 numusers++;
 101                                 if (curlen > (480-NICKMAX))
 102                                 {
 103                                         /* list overflowed into multiple numerics */
 104                                         user->WriteServ(std::string(list));
 105                                         /* reset our lengths */
 106                                         dlen = curlen = snprintf(list,MAXBUF,"353 %s %c %s :", user->nick, Ptr->IsModeSet('s') ? '@' : Ptr->IsModeSet('p') ? '*' : '=', Ptr->name);
 107                                         ptr = list + dlen;
 108                                         ptrlen = 0;
 109                                         numusers = 0;
 110                                 }
 111                         }
 112                         /* if whats left in the list isnt empty, send it */
 113                         if (numusers)
 114                         {
 115                                 user->WriteServ(std::string(list));
 116                         }
 117                         user->WriteServ("366 %s %s :End of /NAMES list.", user->nick, Ptr->name);
 118                         return 1;
 119                 }
 120                 return 0;
 121         }
 122 };
 123
 124 MODULE_INIT(ModuleNamesX)