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modules.h

Go to the documentation of this file.

/*



*/


#ifndef __PLUGIN_H
#define __PLUGIN_H

// log levels

#define DEBUG 10
#define VERBOSE 20
#define DEFAULT 30
#define SPARSE 40
#define NONE 50

// used with OnExtendedMode() method of modules

#define MT_CHANNEL 1
#define MT_CLIENT 2
#define MT_SERVER 3

// used with OnAccessCheck() method of modules

#define ACR_DEFAULT 0           // Do default action (act as if the module isnt even loaded)
#define ACR_DENY 1              // deny the action
#define ACR_ALLOW 2             // allow the action

#define AC_KICK 0               // a user is being kicked
#define AC_DEOP 1               // a user is being deopped
#define AC_OP 2                 // a user is being opped
#define AC_VOICE 3              // a user is being voiced
#define AC_DEVOICE 4            // a user is being devoiced
#define AC_HALFOP 5             // a user is being halfopped
#define AC_DEHALFOP 6           // a user is being dehalfopped
#define AC_INVITE 7             // a user is being invited
#define AC_GENERAL_MODE 8       // a user channel mode is being changed

#include "dynamic.h"
#include "base.h"
#include "ctables.h"
#include <string>
#include <deque>
#include <sstream>

typedef std::deque<std::string> file_cache;
typedef file_cache string_list;

typedef std::deque<userrec*> chanuserlist;


// This #define allows us to call a method in all
// loaded modules in a readable simple way, e.g.:
// 'FOREACH_MOD OnConnect(user);'

#define FOREACH_MOD for (int i = 0; i <= MODCOUNT; i++) modules[i]->

// This define is similar to the one above but returns a result in MOD_RESULT.
// The first module to return a nonzero result is the value to be accepted,
// and any modules after are ignored.

// *********************************************************************************************

#define FOREACH_RESULT(x) { MOD_RESULT = 0; \
                        for (int i = 0; i <= MODCOUNT; i++) { \
                        int res = modules[i]->x ; \
                        if (res) { \
                                MOD_RESULT = res; \
                                break; \
                        } \
                } \
   } 
   
// *********************************************************************************************

extern void createcommand(char* cmd, handlerfunc f, char flags, int minparams);
extern void server_mode(char **parameters, int pcnt, userrec *user);

// class Version holds the version information of a Module, returned
// by Module::GetVersion (thanks RD)

class Version : public classbase
{
 public:
         const int Major, Minor, Revision, Build;
         Version(int major, int minor, int revision, int build);
};

class Admin : public classbase
{
 public:
         const std::string Name, Email, Nick;
         Admin(std::string name, std::string email, std::string nick);
};

class Module : public classbase
{
 public:

        Module();

        virtual ~Module();

        virtual Version GetVersion();

        virtual void OnUserConnect(userrec* user);

        virtual void OnUserQuit(userrec* user);

        virtual void OnUserJoin(userrec* user, chanrec* channel);

        virtual void OnUserPart(userrec* user, chanrec* channel);

        virtual void OnPacketTransmit(char *p);

        virtual void OnPacketReceive(char *p);

        virtual void OnRehash();

        virtual void OnServerRaw(std::string &raw, bool inbound, userrec* user);

        virtual int OnExtendedMode(userrec* user, void* target, char modechar, int type, bool mode_on, string_list &params);
        
        virtual int OnUserPreJoin(userrec* user, chanrec* chan, const char* cname);
        
        
        virtual void OnOper(userrec* user);
        
        virtual void OnInfo(userrec* user);
        
        virtual void OnWhois(userrec* source, userrec* dest);
        
        virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string text);

        virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string text);
        
        virtual int OnUserPreNick(userrec* user, std::string newnick);
        
        virtual int OnAccessCheck(userrec* source,userrec* dest,chanrec* channel,int access_type);
        virtual string_list OnUserSync(userrec* user);

        virtual string_list OnChannelSync(chanrec* chan);
};


class Server : public classbase
{
 public:
        Server();
        virtual ~Server();

        virtual void SendOpers(std::string s);
        virtual void Log(int level, std::string s);
        virtual void Send(int Socket, std::string s);
        virtual void SendServ(int Socket, std::string s);
        virtual void SendFrom(int Socket, userrec* User, std::string s);
        virtual void SendTo(userrec* Source, userrec* Dest, std::string s);
        virtual void SendChannel(userrec* User, chanrec* Channel, std::string s,bool IncludeSender);
        virtual bool CommonChannels(userrec* u1, userrec* u2);
        virtual void SendCommon(userrec* User, std::string text,bool IncludeSender);
        virtual void SendWallops(userrec* User, std::string text);

        virtual bool IsNick(std::string nick);
        virtual int CountUsers(chanrec* c);
        virtual userrec* FindNick(std::string nick);
        virtual chanrec* FindChannel(std::string channel);
        virtual std::string ChanMode(userrec* User, chanrec* Chan);
        virtual bool IsOnChannel(userrec* User, chanrec* Chan);
        virtual std::string GetServerName();
        virtual std::string GetNetworkName();
        virtual Admin GetAdmin();
        virtual bool AddExtendedMode(char modechar, int type, bool requires_oper, int params_when_on, int params_when_off);

        virtual bool AddExtendedListMode(char modechar);
        
        virtual void AddCommand(char* cmd, handlerfunc f, char flags, int minparams);
         
        virtual void SendMode(char **parameters, int pcnt, userrec *user);
        
        virtual void SendToModeMask(std::string modes, int flags, std::string text);

        virtual chanrec* JoinUserToChannel(userrec* user, std::string cname, std::string key);
        
        virtual chanrec* PartUserFromChannel(userrec* user, std::string cname, std::string reason);
        
        virtual void ChangeUserNick(userrec* user, std::string nickname);
        
        virtual void QuitUser(userrec* user, std::string reason);
        
        virtual bool MatchText(std::string sliteral, std::string spattern);
        
        virtual void CallCommandHandler(std::string commandname, char** parameters, int pcnt, userrec* user);
        
        virtual void ChangeHost(userrec* user, std::string host);
        
        virtual void ChangeGECOS(userrec* user, std::string gecos);
        
        virtual bool IsUlined(std::string server);
        
        virtual chanuserlist GetUsers(chanrec* chan);

};

#define CONF_NOT_A_NUMBER       0x000010
#define CONF_NOT_UNSIGNED       0x000080
#define CONF_VALUE_NOT_FOUND    0x000100
#define CONF_FILE_NOT_FOUND     0x000200

class ConfigReader : public classbase
{
  protected:
        std::stringstream *cache;
        bool readerror;
        long error;
        
  public:
        ConfigReader();                 // default constructor reads ircd.conf
        ConfigReader(std::string filename);     // read a module-specific config
        ~ConfigReader();
        std::string ReadValue(std::string tag, std::string name, int index);
        bool ReadFlag(std::string tag, std::string name, int index);
        long ReadInteger(std::string tag, std::string name, int index, bool needs_unsigned);
        long GetError();
        int Enumerate(std::string tag);
        bool Verify();

        int EnumerateValues(std::string tag, int index);
};



class FileReader : public classbase
{
 file_cache fc;
 public:
         FileReader();

         FileReader(std::string filename);

         ~FileReader();

         void LoadFile(std::string filename);

         bool Exists();
         
         std::string GetLine(int x);

         int FileSize();
};


class ModuleFactory : public classbase
{
 public:
        ModuleFactory() { }
        virtual ~ModuleFactory() { }
        virtual Module * CreateModule() = 0;
};


typedef DLLFactory<ModuleFactory> ircd_module;

#endif

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