src/modules/m_helpop.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
  16 /* $ModDesc: /helpop Command, Works like Unreal helpop */
  17 static std::map<irc::string, std::string> helpop_map;
  18
  19
  20 /** Handles user mode +h
  21  */
  22 class Helpop : public ModeHandler
  23 {
  24  public:
  25         Helpop(InspIRCd* Instance) : ModeHandler(Instance, 'h', 0, 0, false, MODETYPE_USER, true) { }
  26
  27         ModeAction OnModeChange(User* source, User* dest, Channel* channel, std::string &parameter, bool adding)
  28         {
  29                 if (adding)
  30                 {
  31                         if (!dest->IsModeSet('h'))
  32                         {
  33                                 dest->SetMode('h',true);
  34                                 return MODEACTION_ALLOW;
  35                         }
  36                 }
  37                 else
  38                 {
  39                         if (dest->IsModeSet('h'))
  40                         {
  41                                 dest->SetMode('h',false);
  42                                 return MODEACTION_ALLOW;
  43                         }
  44                 }
  45
  46                 return MODEACTION_DENY;
  47         }
  48 };
  49
  50 /** Handles /HELPOP
  51  */
  52 class CommandHelpop : public Command
  53 {
  54  public:
  55         CommandHelpop (InspIRCd* Instance) : Command(Instance, "HELPOP", 0, 0)
  56         {
  57                 this->source = "m_helpop.so";
  58                 syntax = "<any-text>";
  59         }
  60
  61         CmdResult Handle (const char** parameters, int pcnt, User *user)
  62         {
  63                 irc::string parameter("start");
  64                 if (pcnt > 0)
  65                         parameter = parameters[0];
  66
  67                 if (parameter == "index")
  68                 {
  69                         /* iterate over all helpop items */
  70                         user->WriteServ("NOTICE %s :HELPOP topic index", user->nick);
  71                         for (std::map<irc::string, std::string>::iterator iter = helpop_map.begin(); iter != helpop_map.end(); iter++)
  72                         {
  73                                 user->WriteServ("NOTICE %s :    %s", user->nick, iter->first.c_str());
  74                         }
  75                         user->WriteServ("NOTICE %s :*** End of HELPOP topic index", user->nick);
  76                 }
  77                 else
  78                 {
  79                         user->WriteServ("NOTICE %s :*** HELPOP for %s", user->nick, parameter.c_str());
  80
  81                         std::map<irc::string, std::string>::iterator iter = helpop_map.find(parameter);
  82
  83                         if (iter == helpop_map.end())
  84                         {
  85                                 iter = helpop_map.find("nohelp");
  86                         }
  87
  88                         std::string value = iter->second;
  89                         irc::sepstream stream(value, '\n');
  90                         std::string token = "*";
  91
  92                         while (stream.GetToken(token))
  93                                 user->WriteServ("NOTICE %s :%s", user->nick, token.c_str());
  94
  95                         user->WriteServ("NOTICE %s :*** End of HELPOP", user->nick);
  96                 }
  97
  98                 /* We dont want these going out over the network, return CMD_FAILURE
  99                  * to make sure the protocol module thinks theyre not worth sending.
 100                  */
 101                 return CMD_FAILURE;
 102         }
 103 };
 104
 105 class ModuleHelpop : public Module
 106 {
 107         private:
 108                 std::string  h_file;
 109                 CommandHelpop* mycommand;
 110                 Helpop* ho;
 111
 112         public:
 113                 ModuleHelpop(InspIRCd* Me)
 114                         : Module(Me)
 115                 {
 116                         ReadConfig();
 117                         ho = new Helpop(ServerInstance);
 118                         if (!ServerInstance->AddMode(ho))
 119                                 throw ModuleException("Could not add new modes!");
 120                         mycommand = new CommandHelpop(ServerInstance);
 121                         ServerInstance->AddCommand(mycommand);
 122                 Implementation eventlist[] = { I_OnRehash, I_OnWhois };
 123                 ServerInstance->Modules->Attach(eventlist, this, 2);
 124                 }
 125
 126                 virtual void ReadConfig()
 127                 {
 128                         ConfigReader *MyConf = new ConfigReader(ServerInstance);
 129
 130                         helpop_map.clear();
 131
 132                         for (int i = 0; i < MyConf->Enumerate("helpop"); i++)
 133                         {
 134                                 irc::string key = assign(MyConf->ReadValue("helpop", "key", i));
 135                                 std::string value = MyConf->ReadValue("helpop", "value", i, true); /* Linefeeds allowed! */
 136
 137                                 if (key == "index")
 138                                 {
 139                                         throw ModuleException("m_helpop: The key 'index' is reserved for internal purposes. Please remove it.");
 140                                 }
 141
 142                                 helpop_map[key] = value;
 143                         }
 144
 145                         if (helpop_map.find("start") == helpop_map.end())
 146                         {
 147                                 // error!
 148                                 throw ModuleException("m_helpop: Helpop file is missing important entries. Please check the example conf.");
 149                         }
 150                         else if (helpop_map.find("nohelp") == helpop_map.end())
 151                         {
 152                                 // error!
 153                                 throw ModuleException("m_helpop: Helpop file is missing important entries. Please check the example conf.");
 154                         }
 155
 156                 }
 157
 158
 159                 virtual void OnRehash(User* user, const std::string &parameter)
 160                 {
 161                         ReadConfig();
 162                 }
 163
 164                 virtual void OnWhois(User* src, User* dst)
 165                 {
 166                         if (dst->IsModeSet('h'))
 167                         {
 168                                 ServerInstance->SendWhoisLine(src, dst, 310, std::string(src->nick)+" "+std::string(dst->nick)+" :is available for help.");
 169                         }
 170                 }
 171
 172                 virtual ~ModuleHelpop()
 173                 {
 174                         ServerInstance->Modes->DelMode(ho);
 175                         delete ho;
 176                 }
 177
 178                 virtual Version GetVersion()
 179                 {
 180                         return Version(1,1,0,1,VF_COMMON|VF_VENDOR,API_VERSION);
 181                 }
 182 };
 183
 184 MODULE_INIT(ModuleHelpop)