src/modules/m_namesx.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd: (C) 2002-2008 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 #include "m_cap.h"
  16
  17 static const char* dummy = "ON";
  18
  19 /* $ModDesc: Provides the NAMESX (CAP multi-prefix) capability. */
  20
  21 class ModuleNamesX : public Module
  22 {
  23  public:
  24
  25         ModuleNamesX(InspIRCd* Me)
  26                 : Module(Me)
  27         {
  28                 Implementation eventlist[] = { I_OnSyncUserMetaData, I_OnPreCommand, I_OnNamesListItem, I_On005Numeric, I_OnEvent };
  29                 ServerInstance->Modules->Attach(eventlist, this, 5);
  30         }
  31
  32
  33         virtual ~ModuleNamesX()
  34         {
  35         }
  36
  37         void OnSyncUserMetaData(User* user, Module* proto,void* opaque, const std::string &extname, bool displayable)
  38         {
  39                 if ((displayable) && (extname == "NAMESX"))
  40                         proto->ProtoSendMetaData(opaque, TYPE_USER, user, extname, "Enabled");
  41         }
  42
  43         virtual Version GetVersion()
  44         {
  45                 return Version(1,1,0,1,VF_VENDOR,API_VERSION);
  46         }
  47
  48         virtual void On005Numeric(std::string &output)
  49         {
  50                 output.append(" NAMESX");
  51         }
  52
  53         virtual int OnPreCommand(const std::string &command, const char* const* parameters, int pcnt, User *user, bool validated, const std::string &original_line)
  54         {
  55                 irc::string c = command.c_str();
  56                 /* We don't actually create a proper command handler class for PROTOCTL,
  57                  * because other modules might want to have PROTOCTL hooks too.
  58                  * Therefore, we just hook its as an unvalidated command therefore we
  59                  * can capture it even if it doesnt exist! :-)
  60                  */
  61                 if (c == "PROTOCTL")
  62                 {
  63                         if ((pcnt) && (!strcasecmp(parameters[0],"NAMESX")))
  64                         {
  65                                 user->Extend("NAMESX",dummy);
  66                                 return 1;
  67                         }
  68                 }
  69                 return 0;
  70         }
  71
  72         virtual void OnNamesListItem(User* issuer, User* user, Channel* channel, std::string &prefixes, std::string &nick)
  73         {
  74                 if (!issuer->GetExt("NAMESX"))
  75                         return;
  76
  77                 /* Some module hid this from being displayed, dont bother */
  78                 if (nick.empty())
  79                         return;
  80
  81                 prefixes = channel->GetAllPrefixChars(user);
  82         }
  83
  84         virtual void OnEvent(Event *ev)
  85         {
  86                 if (ev->GetEventID() == "cap_req")
  87                 {
  88                         CapData *data = (CapData *) ev->GetData();
  89
  90                         std::vector<std::string>::iterator it;
  91                         if ((it = std::find(data->wanted.begin(), data->wanted.end(), "multi-prefix")) != data->wanted.end())
  92                         {
  93                                 // we can handle this, so ACK it, and remove it from the wanted list
  94                                 data->ack.push_back(*it);
  95                                 data->wanted.erase(it);
  96                                 data->user->Extend("NAMESX",dummy);
  97                         }
  98                 }
  99
 100                 if (ev->GetEventID() == "cap_ls")
 101                 {
 102                         CapData *data = (CapData *) ev->GetData();
 103                         data->wanted.push_back("multi-prefix");
 104                 }
 105
 106                 if (ev->GetEventID() == "cap_list")
 107                 {
 108                         CapData *data = (CapData *) ev->GetData();
 109
 110                         if (data->user->GetExt("NAMESX"))
 111                                 data->wanted.push_back("multi-prefix");
 112                 }
 113
 114                 if (ev->GetEventID() == "cap_clear")
 115                 {
 116                         CapData *data = (CapData *) ev->GetData();
 117                         data->ack.push_back("-multi-prefix");
 118                         data->user->Shrink("NAMESX");
 119                 }
 120         }
 121 };
 122
 123 MODULE_INIT(ModuleNamesX)