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 "users.h"
  15 #include "channels.h"
  16 #include "modules.h"
  17 #include "inspircd.h"
  18
  19 static const char* dummy = "ON";
  20
  21 /* $ModDesc: Provides aliases of commands. */
  22
  23 class ModuleNamesX : public Module
  24 {
  25  public:
  26
  27         ModuleNamesX(InspIRCd* Me)
  28                 : Module::Module(Me)
  29         {
  30         }
  31
  32         void Implements(char* List)
  33         {
  34                 List[I_OnSyncUserMetaData] = List[I_OnPreCommand] = List[I_OnUserList] = List[I_On005Numeric] = 1;
  35         }
  36
  37         virtual ~ModuleNamesX()
  38         {
  39         }
  40
  41         void OnSyncUserMetaData(userrec* user, Module* proto,void* opaque, const std::string &extname, bool displayable)
  42         {
  43                 if ((displayable) && (extname == "NAMESX"))
  44                         proto->ProtoSendMetaData(opaque, TYPE_USER, user, extname, "Enabled");
  45         }
  46
  47         virtual Version GetVersion()
  48         {
  49                 return Version(1,1,0,1,VF_VENDOR,API_VERSION);
  50         }
  51
  52         virtual void On005Numeric(std::string &output)
  53         {
  54                 output.append(" NAMESX");
  55         }
  56
  57         virtual int OnPreCommand(const std::string &command, const char** parameters, int pcnt, userrec *user, bool validated, const std::string &original_line)
  58         {
  59                 irc::string c = command.c_str();
  60                 /* We don't actually create a proper command handler class for PROTOCTL,
  61                  * because other modules might want to have PROTOCTL hooks too.
  62                  * Therefore, we just hook its as an unvalidated command therefore we
  63                  * can capture it even if it doesnt exist! :-)
  64                  */
  65                 if (c == "PROTOCTL")
  66                 {
  67                         if ((pcnt) && (!strcasecmp(parameters[0],"NAMESX")))
  68                         {
  69                                 user->Extend("NAMESX",dummy);
  70                                 return 1;
  71                         }
  72                 }
  73                 return 0;
  74         }
  75
  76         virtual int OnUserList(userrec* user, chanrec* Ptr, CUList* &ulist)
  77         {
  78                 if (user->GetExt("NAMESX"))
  79                 {
  80                         char list[MAXBUF];
  81                         size_t dlen, curlen;
  82                         dlen = curlen = snprintf(list,MAXBUF,"353 %s = %s :", user->nick, Ptr->name);
  83                         int numusers = 0;
  84                         char* ptr = list + dlen;
  85
  86                         if (!ulist)
  87                                 ulist = Ptr->GetUsers();
  88
  89                         bool has_user = Ptr->HasUser(user);
  90                         for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
  91                         {
  92                                 if ((!has_user) && (i->first->IsModeSet('i')))
  93                                         continue;
  94
  95                                 if (i->first->Visibility && !i->first->Visibility->VisibleTo(user))
  96                                         continue;
  97
  98                                 size_t ptrlen = snprintf(ptr, MAXBUF, "%s%s ", Ptr->GetAllPrefixChars(i->first), i->second.c_str());
  99                                 /* OnUserList can change this - reset it back to normal */
 100                                 i->second = i->first->nick;
 101                                 curlen += ptrlen;
 102                                 ptr += ptrlen;
 103                                 numusers++;
 104                                 if (curlen > (480-NICKMAX))
 105                                 {
 106                                         /* list overflowed into multiple numerics */
 107                                         user->WriteServ(std::string(list));
 108                                         /* reset our lengths */
 109                                         dlen = curlen = snprintf(list,MAXBUF,"353 %s = %s :", user->nick, Ptr->name);
 110                                         ptr = list + dlen;
 111                                         ptrlen = 0;
 112                                         numusers = 0;
 113                                 }
 114                         }
 115                         /* if whats left in the list isnt empty, send it */
 116                         if (numusers)
 117                         {
 118                                 user->WriteServ(std::string(list));
 119                         }
 120                         user->WriteServ("366 %s %s :End of /NAMES list.", user->nick, Ptr->name);
 121                         return 1;
 122                 }
 123                 return 0;
 124         }
 125 };
 126
 127
 128 class ModuleNamesXFactory : public ModuleFactory
 129 {
 130  public:
 131         ModuleNamesXFactory()
 132         {
 133         }
 134
 135         ~ModuleNamesXFactory()
 136         {
 137         }
 138
 139                 virtual Module * CreateModule(InspIRCd* Me)
 140         {
 141                 return new ModuleNamesX(Me);
 142         }
 143 };
 144
 145
 146 extern "C" void * init_module( void )
 147 {
 148         return new ModuleNamesXFactory;
 149 }
 150