src/modules/m_helpop.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 #include "inspircd.h"
  18
  19 /* $ModDesc: /helpop Command, Works like Unreal helpop */
  20 static std::map<irc::string, std::string> helpop_map;
  21
  22
  23 /** Handles user mode +h
  24  */
  25 class Helpop : public ModeHandler
  26 {
  27  public:
  28         Helpop(InspIRCd* Instance) : ModeHandler(Instance, 'h', 0, 0, false, MODETYPE_USER, true) { }
  29
  30         ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string &parameter, bool adding)
  31         {
  32                 if (adding)
  33                 {
  34                         if (!dest->IsModeSet('h'))
  35                         {
  36                                 dest->SetMode('h',true);
  37                                 return MODEACTION_ALLOW;
  38                         }
  39                 }
  40                 else
  41                 {
  42                         if (dest->IsModeSet('h'))
  43                         {
  44                                 dest->SetMode('h',false);
  45                                 return MODEACTION_ALLOW;
  46                         }
  47                 }
  48
  49                 return MODEACTION_DENY;
  50         }
  51 };
  52
  53 /** Handles /HELPOP
  54  */
  55 class cmd_helpop : public command_t
  56 {
  57  public:
  58          cmd_helpop (InspIRCd* Instance) : command_t(Instance, "HELPOP", 0, 1)
  59          {
  60                  this->source = "m_helpop.so";
  61                  syntax = "<any-text>";
  62          }
  63
  64         CmdResult Handle (const char** parameters, int pcnt, userrec *user)
  65         {
  66                 irc::string parameter = parameters[0];
  67
  68                 if (parameter == "index")
  69                 {
  70                         /* iterate over all helpop items */
  71                         user->WriteServ("NOTICE %s :HELPOP topic index", user->nick);
  72                         for (std::map<irc::string, std::string>::iterator iter = helpop_map.begin(); iter != helpop_map.end(); iter++)
  73                         {
  74                                 user->WriteServ("NOTICE %s :    %s", user->nick, iter->first.c_str());
  75                         }
  76                         user->WriteServ("NOTICE %s :*** End of HELPOP topic index", user->nick);
  77                 }
  78                 else
  79                 {
  80                         user->WriteServ("NOTICE %s :*** HELPOP for %s", user->nick, parameters[0]);
  81
  82                         std::map<irc::string, std::string>::iterator iter = helpop_map.find(parameter);
  83
  84                         if (iter == helpop_map.end())
  85                         {
  86                                 iter = helpop_map.find("nohelp");
  87                         }
  88
  89                         std::string value = iter->second;
  90                         irc::sepstream stream(value, '\n');
  91                         std::string token = "*";
  92
  93                         while ((token = stream.GetToken()) != "")
  94                         {
  95                                 user->WriteServ("NOTICE %s :%s", user->nick, token.c_str());
  96                         }
  97
  98                         user->WriteServ("NOTICE %s :*** End of HELPOP", user->nick);
  99                 }
 100
 101                 /* We dont want these going out over the network, return CMD_FAILURE
 102                  * to make sure the protocol module thinks theyre not worth sending.
 103                  */
 104                 return CMD_FAILURE;
 105         }
 106 };
 107
 108 class ModuleHelpop : public Module
 109 {
 110         private:
 111                 std::string  h_file;
 112                 cmd_helpop* mycommand;
 113                 Helpop* ho;
 114
 115         public:
 116                 ModuleHelpop(InspIRCd* Me)
 117                         : Module::Module(Me)
 118                 {
 119                         ReadConfig();
 120                         ho = new Helpop(ServerInstance);
 121                         if (!ServerInstance->AddMode(ho, 'h'))
 122                                 throw ModuleException("Could not add new modes!");
 123                         mycommand = new cmd_helpop(ServerInstance);
 124                         ServerInstance->AddCommand(mycommand);
 125                 }
 126
 127                 virtual void ReadConfig()
 128                 {
 129                         ConfigReader *MyConf = new ConfigReader(ServerInstance);
 130
 131                         helpop_map.clear();
 132
 133                         for (int i = 0; i < MyConf->Enumerate("helpop"); i++)
 134                         {
 135                                 irc::string key = assign(MyConf->ReadValue("helpop", "key", i));
 136                                 std::string value = MyConf->ReadValue("helpop", "value", i, true); /* Linefeeds allowed! */
 137
 138                                 if (key == "index")
 139                                 {
 140                                         throw ModuleException("m_helpop: The key 'index' is reserved for internal purposes. Please remove it.");
 141                                 }
 142
 143                                 helpop_map[key] = value;
 144                         }
 145
 146                         if (helpop_map.find("start") == helpop_map.end())
 147                         {
 148                                 // error!
 149                                 throw ModuleException("m_helpop: Helpop file is missing important entries. Please check the example conf.");
 150                         }
 151                         else if (helpop_map.find("nohelp") == helpop_map.end())
 152                         {
 153                                 // error!
 154                                 throw ModuleException("m_helpop: Helpop file is missing important entries. Please check the example conf.");
 155                         }
 156
 157                 }
 158
 159                 void Implements(char* List)
 160                 {
 161                         List[I_OnRehash] = List[I_OnWhois] = 1;
 162                 }
 163
 164                 virtual void OnRehash(const std::string &parameter)
 165                 {
 166                         ReadConfig();
 167                 }
 168
 169                 virtual void OnWhois(userrec* src, userrec* dst)
 170                 {
 171                         if (dst->IsModeSet('h'))
 172                         {
 173                                 ServerInstance->SendWhoisLine(src, dst, 310, std::string(src->nick)+" "+std::string(dst->nick)+" :is available for help.");
 174                         }
 175                 }
 176
 177                 virtual ~ModuleHelpop()
 178                 {
 179                         ServerInstance->Modes->DelMode(ho);
 180                         DELETE(ho);
 181                 }
 182
 183                 virtual Version GetVersion()
 184                 {
 185                         return Version(1,1,0,1,VF_COMMON|VF_VENDOR,API_VERSION);
 186                 }
 187 };
 188
 189 class ModuleHelpopFactory : public ModuleFactory
 190 {
 191  public:
 192         ModuleHelpopFactory()
 193         {
 194         }
 195
 196         ~ModuleHelpopFactory()
 197         {
 198         }
 199
 200         virtual Module * CreateModule(InspIRCd* Me)
 201         {
 202                 return new ModuleHelpop(Me);
 203         }
 204
 205 };
 206
 207 extern "C" void * init_module( void )
 208 {
 209         return new ModuleHelpopFactory;
 210 }