src/modules/m_securelist.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
  18 #include <vector>
  19 #include "inspircd.h"
  20
  21 /* $ModDesc: A module overriding /list, and making it safe - stop those sendq problems. */
  22
  23 class ModuleSecureList : public Module
  24 {
  25  private:
  26         std::vector<std::string> allowlist;
  27         time_t WaitTime;
  28  public:
  29         ModuleSecureList(InspIRCd* Me) : Module(Me)
  30         {
  31                 OnRehash(NULL,"");
  32         }
  33
  34         virtual ~ModuleSecureList()
  35         {
  36         }
  37
  38         virtual Version GetVersion()
  39         {
  40                 return Version(1,1,0,0,VF_VENDOR,API_VERSION);
  41         }
  42
  43         void OnRehash(userrec* user, const std::string &parameter)
  44         {
  45                 ConfigReader* MyConf = new ConfigReader(ServerInstance);
  46                 allowlist.clear();
  47                 for (int i = 0; i < MyConf->Enumerate("securelist"); i++)
  48                         allowlist.push_back(MyConf->ReadValue("securelist", "exception", i));
  49                 WaitTime = MyConf->ReadInteger("securelist", "waittime", "60", 0, true);
  50                 DELETE(MyConf);
  51         }
  52
  53         void Implements(char* List)
  54         {
  55                 List[I_OnRehash] = List[I_OnPreCommand] = List[I_On005Numeric] = 1;
  56         }
  57
  58         /*
  59          * OnPreCommand()
  60          *   Intercept the LIST command.
  61          */
  62         virtual int OnPreCommand(const std::string &command, const char** parameters, int pcnt, userrec *user, bool validated, const std::string &original_line)
  63         {
  64                 /* If the command doesnt appear to be valid, we dont want to mess with it. */
  65                 if (!validated)
  66                         return 0;
  67
  68                 if ((command == "LIST") && (ServerInstance->Time() < (user->signon+WaitTime)) && (!IS_OPER(user)))
  69                 {
  70                         /* Normally wouldnt be allowed here, are they exempt? */
  71                         for (std::vector<std::string>::iterator x = allowlist.begin(); x != allowlist.end(); x++)
  72                                 if (ServerInstance->MatchText(user->MakeHost(), *x))
  73                                         return 0;
  74
  75                         /* Not exempt, BOOK EM DANNO! */
  76                         user->WriteServ("NOTICE %s :*** You cannot list within the first %d seconds of connecting. Please try again later.",user->nick, WaitTime);
  77                         /* Some crap clients (read: mIRC, various java chat applets) muck up if they don't
  78                          * receive these numerics whenever they send LIST, so give them an empty LIST to mull over.
  79                          */
  80                         user->WriteServ("321 %s Channel :Users Name",user->nick);
  81                         user->WriteServ("323 %s :End of channel list.",user->nick);
  82                         return 1;
  83                 }
  84                 return 0;
  85         }
  86
  87         virtual void On005Numeric(std::string &output)
  88         {
  89                 output.append(" SECURELIST");
  90         }
  91
  92         virtual Priority Prioritize()
  93         {
  94                 return (Priority)ServerInstance->PriorityBefore("m_safelist.so");
  95         }
  96
  97 };
  98
  99
 100
 101 /******************************************************************************************************/
 102
 103 class ModuleSecureListFactory : public ModuleFactory
 104 {
 105  public:
 106         ModuleSecureListFactory()
 107         {
 108         }
 109
 110         ~ModuleSecureListFactory()
 111         {
 112         }
 113
 114         virtual Module * CreateModule(InspIRCd* Me)
 115         {
 116                 return new ModuleSecureList(Me);
 117         }
 118
 119 };
 120
 121 extern "C" DllExport void * init_module( void )
 122 {
 123         return new ModuleSecureListFactory;
 124 }