src/modules/m_sajoin.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 "inspircd.h"
  15 #include "users.h"
  16 #include "channels.h"
  17 #include "modules.h"
  18
  19 /* $ModDesc: Provides support for unreal-style SAJOIN command */
  20
  21 /** Handle /SAJOIN
  22  */
  23 class cmd_sajoin : public command_t
  24 {
  25  public:
  26  cmd_sajoin (InspIRCd* Instance) : command_t(Instance,"SAJOIN", 'o', 2)
  27         {
  28                 this->source = "m_sajoin.so";
  29                 syntax = "<nick> <channel>";
  30         }
  31
  32         CmdResult Handle (const char** parameters, int pcnt, userrec *user)
  33         {
  34                 userrec* dest = ServerInstance->FindNick(parameters[0]);
  35                 if (dest)
  36                 {
  37                         if (ServerInstance->ULine(dest->server))
  38                         {
  39                                 user->WriteServ("990 %s :Cannot use an SA command on a u-lined client",user->nick);
  40                                 return CMD_FAILURE;
  41                         }
  42                         if (!ServerInstance->IsChannel(parameters[1]))
  43                         {
  44                                 /* we didn't need to check this for each character ;) */
  45                                 user->WriteServ("NOTICE "+std::string(user->nick)+" :*** Invalid characters in channel name");
  46                                 return CMD_FAILURE;
  47                         }
  48
  49                         /* For local users, we send the JoinUser which may create a channel and set its TS.
  50                          * For non-local users, we just return CMD_SUCCESS, knowing this will propogate it where it needs to be
  51                          * and then that server will generate the users JOIN or FJOIN instead.
  52                          */
  53                         if (IS_LOCAL(dest))
  54                         {
  55                                 chanrec::JoinUser(ServerInstance, dest, parameters[1], true, "", ServerInstance->Time(true));
  56                                 /* Fix for dotslasher and w00t - if the join didnt succeed, return CMD_FAILURE so that it doesnt propogate */
  57                                 chanrec* n = ServerInstance->FindChan(parameters[1]);
  58                                 if (n)
  59                                 {
  60                                         if (n->HasUser(dest))
  61                                         {
  62                                                 ServerInstance->WriteOpers("*** "+std::string(user->nick)+" used SAJOIN to make "+std::string(dest->nick)+" join "+parameters[1]);
  63                                                 return CMD_SUCCESS;
  64                                         }
  65                                         else
  66                                         {
  67                                                 user->WriteServ("NOTICE "+std::string(user->nick)+" :*** Could not join "+std::string(dest->nick)+" to "+parameters[1]+" (User is probably banned, or blocking modes)");
  68                                                 return CMD_FAILURE;
  69                                         }
  70                                 }
  71                                 else
  72                                 {
  73                                         user->WriteServ("NOTICE "+std::string(user->nick)+" :*** Could not join "+std::string(dest->nick)+" to "+parameters[1]);
  74                                         return CMD_FAILURE;
  75                                 }
  76                         }
  77                         else
  78                         {
  79                                 ServerInstance->WriteOpers("*** "+std::string(user->nick)+" sent remote SAJOIN to make "+std::string(dest->nick)+" join "+parameters[1]);
  80                                 return CMD_SUCCESS;
  81                         }
  82                 }
  83                 else
  84                 {
  85                         user->WriteServ("NOTICE "+std::string(user->nick)+" :*** No such nickname "+parameters[0]);
  86                         return CMD_FAILURE;
  87                 }
  88         }
  89 };
  90
  91 class ModuleSajoin : public Module
  92 {
  93         cmd_sajoin*     mycommand;
  94  public:
  95         ModuleSajoin(InspIRCd* Me)
  96                 : Module(Me)
  97         {
  98
  99                 mycommand = new cmd_sajoin(ServerInstance);
 100                 ServerInstance->AddCommand(mycommand);
 101         }
 102
 103         virtual ~ModuleSajoin()
 104         {
 105         }
 106
 107         virtual Version GetVersion()
 108         {
 109                 return Version(1,1,0,1,VF_VENDOR,API_VERSION);
 110         }
 111
 112 };
 113
 114 // stuff down here is the module-factory stuff. For basic modules you can ignore this.
 115
 116 class ModuleSajoinFactory : public ModuleFactory
 117 {
 118  public:
 119         ModuleSajoinFactory()
 120         {
 121         }
 122
 123         ~ModuleSajoinFactory()
 124         {
 125         }
 126
 127         virtual Module * CreateModule(InspIRCd* Me)
 128         {
 129                 return new ModuleSajoin(Me);
 130         }
 131
 132 };
 133
 134
 135 extern "C" DllExport void * init_module( void )
 136 {
 137         return new ModuleSajoinFactory;
 138 }
 139