/* Copyright (C) All Rights Reserved
** Written by k4be
** License: GPLv3 https://www.gnu.org/licenses/gpl-3.0.html
*/

#include "unrealircd.h"

char *ct_isupport_param(void);
int tags_rehash_complete(void);

extern MODVAR MessageTagHandler *mtaghandlers;
Module *module;

ModuleHeader MOD_HEADER = {
	"third/clienttagdeny",
	"5.0",
	"Informs clients about supported client tags",
	"k4be@PIRC",
	"unrealircd-5",
};

MOD_INIT(){
	return MOD_SUCCESS;
}

MOD_LOAD(){
	module = modinfo->handle;
	ISupportAdd(module, "CLIENTTAGDENY", ct_isupport_param());
	HookAdd(module, HOOKTYPE_REHASH_COMPLETE, 0, tags_rehash_complete);

	return MOD_SUCCESS;
}

MOD_UNLOAD(){
	return MOD_SUCCESS;
}

#define BUFLEN 500

char *ct_isupport_param(void){
	static char buf[BUFLEN];
	MessageTagHandler *m;
	
	strcpy(buf, "*");

	for (m = mtaghandlers; m; m = m->next) {
		if(!m->unloaded && m->name[0] == '+'){
			strncat(buf, ",-", BUFLEN-1);
			strncat(buf, m->name+1, BUFLEN-1);
		}
	}
	return buf;
}

int tags_rehash_complete(void){
	ISupportSet(module, "CLIENTTAGDENY", ct_isupport_param());
	return HOOK_CONTINUE;
}