#include "extension.h"

#include "GeoIP.h"

GeoIP_Extension g_GeoIP;

GeoIP *gi = NULL;

SMEXT_LINK(&g_GeoIP);

bool GeoIP_Extension::SDK_OnLoad(char *error, size_t err_max, bool late)

{

	char path[PLATFORM_MAX_PATH+1];

	g_pSM->BuildPath(Path_SM, path, sizeof(path), "configs/geoip/GeoIP.dat");

	gi = GeoIP_open(path, GEOIP_MEMORY_CACHE);

	if (!gi)

	{

		snprintf(error, err_max, "Failed to instantiate GeoIP!");

		return false;

	}

	g_pShareSys->AddNatives(myself, geoip_natives);

	g_pSM->LogMessage(myself, "GeoIP database info: %s", GeoIP_database_info(gi));

	return true;

}

void GeoIP_Extension::SDK_OnUnload()

{

	GeoIP_delete(gi);

	gi = NULL;

}

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

*                              *

* GEOIP NATIVE IMPLEMENTATIONS *

*                              *

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

inline void StripPort(char *ip)

{

	char *tmp = strchr(ip, ':');

	if (!tmp)

		return;

	*tmp = '\0';

}

static cell_t sm_Geoip_Code2(IPluginContext *pCtx, const cell_t *params)

{

	char *ip;

	const char *ccode;

	pCtx->LocalToString(params[1], &ip);

	StripPort(ip);

	ccode = GeoIP_country_code_by_addr(gi, ip);

	pCtx->StringToLocal(params[2], 3, (ccode) ? ccode : "er");

	return 1;

}

static cell_t sm_Geoip_Code3(IPluginContext *pCtx, const cell_t *params)

{

	char *ip;

	const char *ccode;

	pCtx->LocalToString(params[1], &ip);

	StripPort(ip);

	ccode = GeoIP_country_code3_by_addr(gi, ip);

	pCtx->StringToLocal(params[2], 4, (ccode) ? ccode : "err");

	return 1;

}

static cell_t sm_Geoip_Country(IPluginContext *pCtx, const cell_t *params)

{

	char *ip;

	const char *ccode;

	pCtx->LocalToString(params[1], &ip);

	StripPort(ip);

	ccode = GeoIP_country_name_by_addr(gi, ip);

	pCtx->StringToLocal(params[2], params[3], (ccode) ? ccode : "error");

	return 1;

}

const sp_nativeinfo_t geoip_natives[] = 

{

	{"GeoipCode2",			sm_Geoip_Code2},

	{"GeoipCode3",			sm_Geoip_Code3},

	{"GeoipCountry",		sm_Geoip_Country},

	{NULL,					NULL},

};