src/modules/m_spanningtree/postcommand.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd: (C) 2002-2009 InspIRCd Development Team
   6  * See: http://wiki.inspircd.org/Credits
   7  *
   8  * This program is free but copyrighted software; see
   9  *        the file COPYING for details.
  10  *
  11  * ---------------------------------------------------
  12  */
  13
  14 /* $ModDesc: Provides a spanning tree server link protocol */
  15
  16 #include "inspircd.h"
  17 #include "socket.h"
  18 #include "xline.h"
  19 #include "../transport.h"
  20
  21 #include "main.h"
  22 #include "utils.h"
  23 #include "treeserver.h"
  24 #include "treesocket.h"
  25
  26 /* $ModDep: m_spanningtree/main.h m_spanningtree/utils.h m_spanningtree/treeserver.h m_spanningtree/treesocket.h */
  27
  28 void ModuleSpanningTree::OnPostCommand(const std::string &command, const std::vector<std::string>& parameters, User *user, CmdResult result, const std::string &original_line)
  29 {
  30         if (result != CMD_SUCCESS)
  31                 return;
  32         if (!ServerInstance->IsValidModuleCommand(command, parameters.size(), user))
  33                 return;
  34
  35         /* We know it's non-null because IsValidModuleCommand returned true */
  36         Command* thiscmd = ServerInstance->Parser->GetHandler(command);
  37
  38         RouteDescriptor routing = thiscmd->GetRouting(user, parameters);
  39
  40         std::string sent_cmd = command;
  41         parameterlist params;
  42
  43         if (routing.type == ROUTE_TYPE_LOCALONLY)
  44         {
  45                 return;
  46         }
  47         else if (routing.type == ROUTE_TYPE_OPT_BCAST)
  48         {
  49                 params.push_back("*");
  50                 params.push_back(command);
  51                 sent_cmd = "ENCAP";
  52         }
  53         else if (routing.type == ROUTE_TYPE_OPT_UCAST)
  54         {
  55                 TreeServer* sdest = Utils->FindServer(routing.serverdest);
  56                 if (!sdest)
  57                 {
  58                         ServerInstance->Logs->Log("m_spanningtree",ERROR,"Trying to route ENCAP to nonexistant server %s",
  59                                 routing.serverdest.c_str());
  60                         return;
  61                 }
  62                 params.push_back(sdest->GetID());
  63                 params.push_back(command);
  64                 sent_cmd = "ENCAP";
  65         }
  66         else
  67         {
  68                 Module* srcmodule = thiscmd->creator;
  69                 Version ver = srcmodule->GetVersion();
  70
  71                 // XXX Temporary check to avoid routing cmd_* entries while they default to global routing
  72                 if (srcmodule->ModuleSourceFile[0] == 'c')
  73                         return;
  74
  75                 if (!(ver.Flags & VF_COMMON))
  76                 {
  77                         ServerInstance->Logs->Log("m_spanningtree",ERROR,"Routed command %s from non-VF_COMMON module %s",
  78                                 command.c_str(), srcmodule->ModuleSourceFile.c_str());
  79                         return;
  80                 }
  81         }
  82
  83         std::string output_text;
  84         ServerInstance->Parser->TranslateUIDs(thiscmd->translation, parameters, output_text, true, thiscmd);
  85
  86         params.push_back(output_text);
  87
  88         if (routing.type == ROUTE_TYPE_BROADCAST || routing.type == ROUTE_TYPE_OPT_BCAST)
  89                 Utils->DoOneToMany(user->uuid, sent_cmd, params);
  90         else
  91                 Utils->DoOneToOne(user->uuid, sent_cmd, params, routing.serverdest);
  92 }