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