<?php
/**********************************************************************
	Copyright (C) NotrinosERP.
	Released under the terms of the GNU General Public License, GPL, 
	as published by the Free Software Foundation, either version 3 
	of the License, or (at your option) any later version.
	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  
	See the License here <http://www.gnu.org/licenses/gpl-3.0.html>.
***********************************************************************/ 

function update_currency($curr_abrev, $symbol, $currency, $country, $hundreds_name, $auto_update) {
	$sql = "UPDATE ".TB_PREF."currencies SET currency=".db_escape($currency).", curr_symbol=".db_escape($symbol).",	country=".db_escape($country).", hundreds_name=".db_escape($hundreds_name).",auto_update = ".db_escape($auto_update)." WHERE curr_abrev = ".db_escape($curr_abrev);

	db_query($sql, "could not update currency for $curr_abrev");
}

function add_currency($curr_abrev, $symbol, $currency, $country, $hundreds_name, $auto_update) {
	$sql = "INSERT INTO ".TB_PREF."currencies (curr_abrev, curr_symbol, currency, country, hundreds_name, auto_update) VALUES (".db_escape($curr_abrev).", ".db_escape($symbol).", ".db_escape($currency).", ".db_escape($country).", ".db_escape($hundreds_name).",".db_escape($auto_update).")";

	db_query($sql, "could not add currency for $curr_abrev");
}

function delete_currency($curr_code) {
	$sql1 = "DELETE FROM ".TB_PREF."currencies WHERE curr_abrev=".db_escape($curr_code);
	$sql2 = "DELETE FROM ".TB_PREF."exchange_rates WHERE curr_code=".db_escape($curr_code);

	begin_transaction();
	db_query($sql1, "could not delete currency $curr_code");
	db_query($sql2, "could not delete exchange rates for currency $curr_code");
	commit_transaction();
}

function get_currency($curr_code) {
	$sql = "SELECT * FROM ".TB_PREF."currencies WHERE curr_abrev=".db_escape($curr_code);
	$result = db_query($sql, "could not get currency $curr_code");

	return db_fetch($result);
}

function get_currencies($all=false) {
	$sql = "SELECT * FROM ".TB_PREF."currencies";
	if (!$all)
		$sql .= " WHERE !inactive";
	return db_query($sql, 'could not get currencies');
}
