* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
- * Inspire is copyright (C) 2002-2004 ChatSpike-Dev.
- * E-mail:
- * <brain@chatspike.net>
- * <Craig@chatspike.net>
- *
- * Written by Craig Edwards, Craig McLure, and others.
+ * InspIRCd: (C) 2002-2009 InspIRCd Development Team
+ * See: http://wiki.inspircd.org/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 <deque>
+/** 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! */
+};
+
+/** Translation types for translation of parameters to UIDs.
+ * This allows the core commands to not have to be aware of how UIDs
+ * work (making it still possible to write other linking modules which
+ * do not use UID (but why would you want to?)
+ */
+enum TranslateType
+{
+ TR_END, /* End of known parameters, everything after this is TR_TEXT */
+ TR_TEXT, /* Raw text, leave as-is */
+ TR_NICK, /* Nickname, translate to UUID for server->server */
+ TR_CUSTOM /* Custom translation handled by EncodeParameter/DecodeParameter */
+};
-class userrec;
+/** 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
-typedef void (handlerfunc) (char**, int, userrec*);
-/** A structure that defines a command
+/** A structure that defines a command. Every command available
+ * in InspIRCd must be defined as derived from Command.
*/
-class command_t
+class CoreExport Command : public Extensible
{
+ protected:
+ /** Owner/Creator object
+ */
+ InspIRCd* ServerInstance;
public:
/** Command name
*/
- char command[MAXBUF];
- /** Handler function as in typedef
- */
- handlerfunc *handler_function;
+ std::string command;
+
/** User flags needed to execute the command or 0
*/
char flags_needed;
+
/** Minimum number of parameters command takes
*/
- int min_params;
+ const unsigned int min_params;
+
+ /** Maximum number of parameters command takes.
+ * This is used by the command parser to join extra parameters into one last param.
+ * If not set, no munging is done to this command.
+ */
+ const unsigned int max_params;
+
/** used by /stats m
*/
- long use_count;
+ long double use_count;
+
/** used by /stats m
*/
- long total_bytes;
+ long double total_bytes;
+
/** used for resource tracking between modules
*/
- char source[MAXBUF];
+ 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;
+
+ /** Translation type list for possible parameters, used to tokenize
+ * parameters into UIDs and SIDs etc.
+ */
+ std::vector<TranslateType> translation;
+
+ /** How many seconds worth of penalty does this command have?
+ */
+ const int Penalty;
+
+ /** Create a new command.
+ * @param Instance Pointer to creator class
+ * @param cmd Command name. This must be UPPER CASE.
+ * @param flags User mode required to execute the command. May ONLY be one mode - it's a string to give warnings if people mix params up.
+ * For oper only commands, set this to 'o', otherwise use 0.
+ * @param minpara Minimum parameters required for the command.
+ * @param maxpara Maximum number of parameters this command may have - extra parameters will be tossed into one last space-seperated param.
+ * @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(InspIRCd* Instance, const std::string &cmd, const char *flags, int minpara, bool before_reg = false, int penalty = 1) : ServerInstance(Instance), command(cmd), flags_needed(flags ? *flags : 0), min_params(minpara), max_params(0), disabled(false), works_before_reg(before_reg), Penalty(penalty)
+ {
+ use_count = 0;
+ total_bytes = 0;
+ source = "<core>";
+ syntax = "";
+ translation.clear();
+ }
+
+ Command(InspIRCd* Instance, const std::string &cmd, const char *flags, int minpara, int maxpara, bool before_reg = false, int penalty = 1) : ServerInstance(Instance), command(cmd), flags_needed(flags ? *flags : 0), min_params(minpara), max_params(maxpara), disabled(false), works_before_reg(before_reg), Penalty(penalty)
+ {
+ use_count = 0;
+ total_bytes = 0;
+ source = "<core>";
+ syntax = "";
+ translation.clear();
+ }
+
+ /** Handle the command from a user.
+ * @param parameters The parameters for the command.
+ * @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 std::vector<std::string>& parameters, User* 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*>& /* params */)
+ {
+ return CMD_INVALID;
+ }
+
+ /** Handle the command from a server.
+ * Not currently used in this version of InspIRCd.
+ * @param parameters The parameters given
+ * @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 std::vector<std::string>& /* parameters */, const std::string& /* servername */)
+ {
+ return CMD_INVALID;
+ }
+
+ /** Encode a parameter for server->server transmission.
+ * Used for parameters for which the translation type is TR_CUSTOM.
+ * @param parameter The parameter to encode. Can be modified in place.
+ * @param index The parameter index (0 == first parameter).
+ */
+ virtual void EncodeParameter(std::string& parameter, int index)
+ {
+ }
+
+ /** Decode a parameter from server->server transmission.
+ * Not currently used in this version of InspIRCd.
+ * Used for parameters for which the translation type is TR_CUSTOM.
+ * @param parameter The parameter to decode. Can be modified in place.
+ * @param index The parameter index (0 == first parameter).
+ */
+ virtual void DecodeParameter(std::string& parameter, int index)
+ {
+ }
+
+ /** 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()
+ {
+ syntax.clear();
+ }
};
-typedef std::deque<command_t> command_table;
+/** A hash of commands used by the core
+ */
+typedef nspace::hash_map<std::string,Command*> Commandtable;
+
+/** Shortcut macros for defining translation lists
+ */
+#define TRANSLATE1(x1) translation.push_back(x1);
+#define TRANSLATE2(x1,x2) translation.push_back(x1);translation.push_back(x2);
+#define TRANSLATE3(x1,x2,x3) translation.push_back(x1);translation.push_back(x2);translation.push_back(x3);
+#define TRANSLATE4(x1,x2,x3,x4) translation.push_back(x1);translation.push_back(x2);translation.push_back(x3);translation.push_back(x4);
+#define TRANSLATE5(x1,x2,x3,x4,x5) translation.push_back(x1);translation.push_back(x2);translation.push_back(x3);translation.push_back(x4);\
+ translation.push_back(x5);
+#define TRANSLATE6(x1,x2,x3,x4,x5,x6) translation.push_back(x1);translation.push_back(x2);translation.push_back(x3);translation.push_back(x4);\
+ translation.push_back(x5);translation.push_back(x6);
+#define TRANSLATE7(x1,x2,x3,x4,x5,x6,x7) translation.push_back(x1);translation.push_back(x2);translation.push_back(x3);translation.push_back(x4);\
+ translation.push_back(x5);translation.push_back(x6);translation.push_back(x7);
+#define TRANSLATE8(x1,x2,x3,x4,x5,x6,x7,x8) translation.push_back(x1);translation.push_back(x2);translation.push_back(x3);translation.push_back(x4);\
+ translation.push_back(x5);translation.push_back(x6);translation.push_back(x7);translation.push_back(x8);
#endif
-