<?php 
// helper functions
function getData($id, $expired) {
	$db = $GLOBALS ['db'];
	
	$saldo = false;
	$settled = " t.settled!='1' AND ";
	
	switch ($expired) {
		case 0 :
			$payment_date = "1=1";
			break;
		case 1 :
			$date = new DateTime ( date ( "Y-m-d" ) );
			$d = $date->format ( 'Y-m-d' );
			$payment_date = " payment_date <= '$d'";
			break;
		case 2 :
			$date_to = new DateTime ( date ( "Y-m-d" ) );
			$d_t = $date_to->format ( 'Y-m-d' );
			$date_from = new DateTime ( date ( "Y-m-d" ) );
			$date_from->modify ( '-30 days' );
			$d_f = $date_from->format ( 'Y-m-d' );
			$payment_date = " payment_date BETWEEN '$d_f' AND '$d_t'";
			break;
		case 3 :
			$date_to = new DateTime ( date ( "Y-m-d" ) );
			$date_to->modify ( '-31 days' );
			$d_t = $date_to->format ( 'Y-m-d' );
			$date_from = new DateTime ( date ( "Y-m-d" ) );
			$date_from->modify ( '-60 days' );
			$d_f = $date_from->format ( 'Y-m-d' );
			$payment_date = " payment_date BETWEEN '$d_f' AND '$d_t'";
			break;
		case 4 :
			$date_to = new DateTime ( date ( "Y-m-d" ) );
			$date_to->modify ( '-61 days' );
			$d_t = $date_to->format ( 'Y-m-d' );
			$date_from = new DateTime ( date ( "Y-m-d" ) );
			$date_from->modify ( '-90 days' );
			$d_f = $date_from->format ( 'Y-m-d' );
			$payment_date = " payment_date BETWEEN '$d_f' AND '$d_t'";
			break;
		case 5 :
			$date_to = new DateTime ( date ( "Y-m-d" ) );
			$date_to->modify ( '-91 days' );
			$d_t = $date_to->format ( 'Y-m-d' );
			$date_from = new DateTime ( date ( "Y-m-d" ) );
			$date_from->modify ( '-180 days' );
			$d_f = $date_from->format ( 'Y-m-d' );
			$payment_date = " payment_date BETWEEN '$d_f' AND '$d_t'";
			break;
		case 6 :
			$date = new DateTime ( date ( "Y-m-d" ) );
			$date->modify ( '-181 days' );
			$d = $date->format ( 'Y-m-d' );
			$payment_date = " payment_date < '$d'";
			break;
		case 7 :
			$date = new DateTime ( date ( "Y-m-d" ) );
			$d = $date->format ( 'Y-m-d' );
			$payment_date = " payment_date >= '$d'";
			break;
		case 8 :
			$payment_date = " 1=1 ";
			$saldo = true;
			$settled = " 1=1 AND ";
			break;
		case 9:
			$date = new DateTime ( date ( "Y-m-d" ) );
			$d = $date->format ( 'Y-m-d' );
			$payment_date = " payment_date <= '$d'";
			$settled = " 1=1 AND ";
			$saldo = true;
			break;
	}
	
	
	//start WINIEN
	$r = $db->fetchByAssoc ( $db->query ( "
			SELECT 
				sum(
					CASE WHEN t.currency_id='PLN' THEN t.value 
					ELSE t.value*t.currency_value
					END
				) AS sum
			FROM ecmtransactions AS t
			WHERE
				t.parent_id = '$id' AND
				t.deleted='0' AND
				" .$settled. "
				t.type='1' AND
				t.register_date > '2011-12-31' AND
				" . $payment_date . "
	" ) );
	
	//get part settled transactions
	if (!$saldo)
	$s = $db->fetchByAssoc($db->query("
			SELECT
				sum(
					CASE WHEN t.currency_id='PLN' THEN rel.value
					ELSE rel.value*t.currency_value
				END
				) AS settled, t.id
			FROM ecmtransactions_rel AS rel
			INNER JOIN ecmtransactions AS t
			ON rel.ecmtransaction_b_id = t.id
			WHERE
				t.parent_id = '$id' AND
				t.deleted='0' AND
				t.type='1' AND
				t.register_date > '2011-12-31' AND
				" .$payment_date. "
	"));
	
	
	if (! is_numeric ( $r ['sum'] ))
		$r ['sum'] = 0;
	
	if (! is_numeric ( $s ['settled'] ))
		$s ['settled'] = 0;
	
	if (floatval($s['settled']) > 0) 
		$r['sum'] = floatval($r['sum']) - floatval($s['settled']);
	
	$sum = $r['sum'];
	//END WINIEN
	
	$r['sum'] = 0;
	if ($saldo) {
		$r = $db->fetchByAssoc ( $db->query ( "
			SELECT
				sum(
					CASE WHEN t.currency_id='PLN' THEN t.value
					ELSE t.value*t.currency_value
					END
				) AS sum
			FROM ecmtransactions AS t
			WHERE
				t.parent_id = '$id' AND
				t.deleted='0' AND
				t.type='0' AND
				t.register_date > '2011-12-31' AND
				" . $payment_date . "
		" ) );
	}
	//END MA
	return $sum - $r ['sum'];
}
// sort comparing functions
function cmpUnsettled($a, $b) {
	if ($a ['unsettled'] == $b ['unsettled']) {
		return 0;
	}
	return ($a ['unsettled'] < $b ['unsettled']) ? - 1 : 1;
}
function cmpUnsettledDesc($a, $b) {
	if ($a ['unsettled'] == $b ['unsettled']) {
		return 0;
	}
	return ($a ['unsettled'] < $b ['unsettled']) ? 1 : - 1;
}
function cmpNotOverdue($a, $b) {
	if ($a ['not_overdue'] == $b ['not_overdue']) {
		return 0;
	}
	return ($a ['not_overdue'] < $b ['not_overdue']) ? - 1 : 1;
}
function cmpNotOverdueDesc($a, $b) {
	if ($a ['not_overdue'] == $b ['not_overdue']) {
		return 0;
	}
	return ($a ['not_overdue'] < $b ['not_overdue']) ? 1 : - 1;
}
function cmpOverdue($a, $b) {
	if ($a ['overdue'] == $b ['overdue']) {
		return 0;
	}
	return ($a ['overdue'] < $b ['overdue']) ? - 1 : 1;
}
function cmpOverdueDesc($a, $b) {
	if ($a ['overdue'] == $b ['overdue']) {
		return 0;
	}
	return ($a ['overdue'] < $b ['overdue']) ? 1 : - 1;
}
function cmpAccount($a, $b) {
	return strnatcmp ( $a ['name'], $b ['name'] );
}
function cmpAccountDesc($a, $b) {
	return - 1 * strnatcmp ( $a ['name'], $b ['name'] );
}

function cmpSaldo($a, $b) {
	if ($a ['saldo'] == $b ['saldo']) {
		return 0;
	}
	return ($a ['saldo'] < $b ['saldo']) ? - 1 : 1;
}

function cmpSaldoDesc($a, $b) {
	if ($a ['saldo'] == $b ['saldo']) {
		return 0;
	}
	return ($a ['saldo'] < $b ['saldo']) ? 1 : -1;
}

function cmpTodaySaldo($a, $b) {
	if ($a ['today_saldo'] == $b ['today_saldo']) {
		return 0;
	}
	return ($a ['today_saldo'] < $b ['today_saldo']) ? - 1 : 1;
}

function cmpTodaySaldoDesc($a, $b) {
	if ($a ['today_saldo'] == $b ['today_saldo']) {
		return 0;
	}
	return ($a ['today_saldo'] < $b ['today_saldo']) ? 1 : -1;
}?>