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/* +------------------------------------+
* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
* InspIRCd: (C) 2002-2007 InspIRCd Development Team
* See: http://www.inspircd.org/wiki/index.php/Credits
*
* This program is free but copyrighted software; see
* the file COPYING for details.
*
* ---------------------------------------------------
*/
#ifndef __CTABLES_H__
#define __CTABLES_H__
#include "inspircd_config.h"
#include "hash_map.h"
#include "base.h"
/* Forward declarations - required */
class userrec;
class InspIRCd;
/** Used to indicate command success codes
*/
enum CmdResult
{
CMD_FAILURE = 0, /* Command exists, but failed */
CMD_SUCCESS = 1, /* Command exists, and succeeded */
CMD_INVALID = 2, /* Command doesnt exist at all! */
CMD_USER_DELETED = 3 /* User was deleted - DEPRECIATED */
};
/** For commands which should not be replicated to other
* servers, we usually return CMD_FAILURE. this isnt readable,
* so we define this alias for CMD_FAILURE called
* CMD_LOCALONLY, which of course does the same thing but is
* much more readable.
*/
#define CMD_LOCALONLY CMD_FAILURE
/** A structure that defines a command. Every command available
* in InspIRCd must be defined as derived from command_t.
*/
class CoreExport command_t : public Extensible
{
protected:
/** Owner/Creator object
*/
InspIRCd* ServerInstance;
public:
/** Command name
*/
std::string command;
/** User flags needed to execute the command or 0
*/
char flags_needed;
/** Minimum number of parameters command takes
*/
int min_params;
/** used by /stats m
*/
long use_count;
/** used by /stats m
*/
float total_bytes;
/** used for resource tracking between modules
*/
std::string source;
/** True if the command is disabled to non-opers
*/
bool disabled;
/** True if the command can be issued before registering
*/
bool works_before_reg;
/** Syntax string for the command, displayed if non-empty string.
* This takes place of the text in the 'not enough parameters' numeric.
*/
std::string syntax;
/** Create a new command.
* @param Instance Pointer to creator class
* @param cmd Command name. This must be UPPER CASE.
* @param flags User modes required to execute the command.
* For oper only commands, set this to 'o', otherwise use 0.
* @param minpara Minimum parameters required for the command.
* @param before_reg If this is set to true, the command will
* be allowed before the user is 'registered' (has sent USER,
* NICK, optionally PASS, and been resolved).
*/
command_t(InspIRCd* Instance, const std::string &cmd, char flags, int minpara, int before_reg = false) : ServerInstance(Instance), command(cmd), flags_needed(flags), min_params(minpara), disabled(false), works_before_reg(before_reg)
{
use_count = 0;
total_bytes = 0;
source = "<core>";
syntax = "";
}
/** Handle the command from a user.
* @param parameters The parameters for the command.
* @param pcnt The number of parameters available in 'parameters'
* @param user The user who issued the command.
* @return Return CMD_SUCCESS on success, or CMD_FAILURE on failure.
* If the command succeeds but should remain local to this server,
* return CMD_LOCALONLY.
*/
virtual CmdResult Handle(const char** parameters, int pcnt, userrec* user) = 0;
/** Handle an internal request from another command, the core, or a module
* @param Command ID
* @param Zero or more parameters, whos form is specified by the command ID.
* @return Return CMD_SUCCESS on success, or CMD_FAILURE on failure.
* If the command succeeds but should remain local to this server,
* return CMD_LOCALONLY.
*/
virtual CmdResult HandleInternal(const unsigned int id, const std::deque<classbase*> ¶ms)
{
return CMD_INVALID;
}
/** Handle the command from a server.
* Not currently used in this version of InspIRCd.
* @param parameters The parameters given
* @param pcnt The number of parameters available
* @param servername The server name which issued the command
* @return Return CMD_SUCCESS on success, or CMD_FAILURE on failure.
* If the command succeeds but should remain local to this server,
* return CMD_LOCALONLY.
*/
virtual CmdResult HandleServer(const char** parameters, int pcnt, const std::string &servername)
{
return CMD_INVALID;
}
/** Disable or enable this command.
* @param setting True to disable the command.
*/
void Disable(bool setting)
{
disabled = setting;
}
/** Obtain this command's disable state.
* @return true if the command is currently disabled
* (disabled commands can be used only by operators)
*/
bool IsDisabled()
{
return disabled;
}
/** @return true if the command works before registration.
*/
bool WorksBeforeReg()
{
return works_before_reg;
}
/** Standard constructor gubbins
*/
virtual ~command_t() {}
};
/** A hash of commands used by the core
*/
typedef nspace::hash_map<std::string,command_t*> command_table;
#endif
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