/**
* Apply promotion rules
*
* @param array $data data array (product - for catalog rules, cart - for cart rules)
* @param string $zone - promotiontion zone (catalog, cart)
* @param array $cart_products (optional) - cart products array (for car rules)
* @param array $auth (optional) - auth array (for car rules)
* @return bool true if rule can be applied, false - otherwise
*/
function fn_promotion_apply($zone, &$data, &$auth = NULL, &$cart_products = NULL)
{
static $promotions = array();
$applied_promotions = array();
if (!isset($promotions[$zone])) {
$params = array('active' => true, 'expand' => true, 'zone' => $zone, 'sort_by' => 'priority', 'sort_order' => 'asc');
list($promotions[$zone]) = fn_get_promotions($params);
}
// If we're in cart, set flag that promotions available
if ($zone == 'cart') {
$_promotion_ids = !empty($data['promotions']) ? array_keys($data['promotions']) : array();
$data['no_promotions'] = empty($promotions[$zone]);
$data['promotions'] = array();
// cleanup stored promotions
$data['subtotal_discount'] = 0;
// reset subtotal discount (FIXME: move to another place)
$data['has_coupons'] = false;
}
/**
* Changes before applying promotion rules
*
* @param array $promotions List of promotions
* @param string $zone - promotiontion zone (catalog, cart)
* @param array $data data array (product - for catalog rules, cart - for cart rules)
* @param array $auth (optional) - auth array (for car rules)
* @param array $cart_products (optional) - cart products array (for car rules)
*/
fn_set_hook('promotion_apply_pre', $promotions, $zone, $data, $auth, $cart_products);
if (!fn_allowed_for('ULTIMATE:FREE')) {
if ($zone == 'cart') {
// Delete obsolete discounts
foreach ($cart_products as $p_id => $_val) {
$data['products'][$p_id]['discount'] = !empty($_val['discount']) ? $_val['discount'] : 0;
$data['products'][$p_id]['promotions'] = !empty($_val['promotions']) ? $_val['promotions'] : array();
}
// Summarize discounts
foreach ($cart_products as $k => $v) {
if (!empty($v['promotions'])) {
foreach ($v['promotions'] as $pr_id => $bonuses) {
foreach ($bonuses['bonuses'] as $bonus) {
if (!empty($bonus['discount'])) {
$data['promotions'][$pr_id]['total_discount'] = (!empty($data['promotions'][$pr_id]['total_discount']) ? $data['promotions'][$pr_id]['total_discount'] : 0) + $bonus['discount'] * $v['amount'];
}
}
}
}
}
$data['no_promotions'] = $data['no_promotions'] && empty($data['promotions']);
}
}
if (empty($promotions[$zone])) {
return false;
}
$_SESSION['promotion_notices']['promotion'] = array('applied' => false, 'messages' => array());
if (!fn_allowed_for('ULTIMATE:FREE')) {
// Pre-check coupon
if ($zone == 'cart' && !empty($data['pending_coupon'])) {
fn_promotion_check_coupon($data, true);
}
}
foreach ($promotions[$zone] as $promotion) {
// Rule is valid and can be applied
if (fn_check_promotion_conditions($promotion, $data, $auth, $cart_products)) {
if (fn_promotion_apply_bonuses($promotion, $data, $auth, $cart_products)) {
$applied_promotions[$promotion['promotion_id']] = $promotion;
// Stop processing further rules, if needed
if ($promotion['stop'] == 'Y') {
break;
}
}
}
}
if (!fn_allowed_for('ULTIMATE:FREE')) {
if ($zone == 'cart') {
// Post-check coupon
if (!empty($data['pending_coupon'])) {
// re-check coupons if some promotion has a coupon code "contains" condition
if (!empty($data['pending_original_coupon'])) {
unset($data['coupons'][$data['pending_coupon']]);
$data['pending_coupon'] = $data['pending_original_coupon'];
unset($data['pending_original_coupon']);
fn_promotion_check_coupon($data, true);
}
fn_promotion_check_coupon($data, false, $applied_promotions);
}
if (!empty($applied_promotions)) {
// Display notifications for new promotions
$_text = array();
foreach ($applied_promotions as $v) {
if (!in_array($v['promotion_id'], $_promotion_ids)) {
$_text[] = $v['name'];
}
}
if (!empty($_text)) {
$_SESSION['promotion_notices']['promotion']['applied'] = true;
$_SESSION['promotion_notices']['promotion']['messages'][] = 'text_applied_promotions';
$_SESSION['promotion_notices']['promotion']['applied_promotions'] = $_text;
}
$data['applied_promotions'] = $applied_promotions;
// Delete obsolete coupons
if (!empty($data['coupons'])) {
foreach ($data['coupons'] as $_coupon_code => $_p_ids) {
foreach ($_p_ids as $_ind => $_p_id) {
if (!isset($applied_promotions[$_p_id])) {
unset($data['coupons'][$_coupon_code][$_ind]);
}
}
if (empty($data['coupons'][$_coupon_code])) {
unset($data['coupons'][$_coupon_code]);
}
}
}
} else {
$data['coupons'] = array();
}
}
}
return $applied_promotions;
}
/**
* Apply promotion rules
*
* @param array $data data array (product - for catalog rules, cart - for cart rules)
* @param string $zone - promotiontion zone (catalog, cart)
* @param array $cart_products (optional) - cart products array (for car rules)
* @param array $auth (optional) - auth array (for car rules)
* @return bool true if rule can be applied, false - otherwise
*/
function fn_promotion_apply($zone, &$data, &$auth = NULL, &$cart_products = NULL)
{
static $promotions = array();
$applied_promotions = array();
if (!isset($promotions[$zone])) {
$params = array('active' => true, 'expand' => true, 'zone' => $zone, 'sort_by' => 'priority', 'sort_order' => 'asc');
list($promotions[$zone]) = fn_get_promotions($params);
}
// If we're in cart, set flag that promotions available
if ($zone == 'cart') {
$_promotion_ids = !empty($data['promotions']) ? array_keys($data['promotions']) : array();
$data['no_promotions'] = empty($promotions[$zone]);
$data['promotions'] = array();
// cleanup stored promotions
$data['subtotal_discount'] = 0;
// reset subtotal discount (FIXME: move to another place)
}
if (empty($promotions[$zone])) {
return false;
}
// Pre-check coupon
if ($zone == 'cart' && !empty($data['pending_coupon'])) {
fn_promotion_check_coupon($data, true);
}
foreach ($promotions[$zone] as $promotion) {
// Rule is valid and can be applied
if (fn_promotion_check($promotion['promotion_id'], $promotion['conditions'], $data, $auth, $cart_products)) {
if (fn_promotion_apply_bonuses($promotion, $data, $auth, $cart_products)) {
$applied_promotions[$promotion['promotion_id']] = $promotion;
// Stop processing further rules, if needed
if ($promotion['stop'] == 'Y') {
break;
}
}
}
}
if ($zone == 'cart') {
// Post-check coupon
if (!empty($data['pending_coupon'])) {
fn_promotion_check_coupon($data, false, $applied_promotions);
}
if (!empty($applied_promotions)) {
// Display notifications for new promotions
$_text = array();
foreach ($applied_promotions as $v) {
if (!in_array($v['promotion_id'], $_promotion_ids)) {
$_text[] = $v['name'];
}
}
if (!empty($_text)) {
fn_set_notification('N', fn_get_lang_var('notice'), fn_get_lang_var('text_applied_promotions') . ': ' . implode(', ', $_text));
}
Registry::get('view')->assign('applied_promotions', $applied_promotions);
// Delete obsolete coupons
if (!empty($data['coupons'])) {
foreach ($data['coupons'] as $_coupon_code => $_p_ids) {
foreach ($_p_ids as $_ind => $_p_id) {
if (!isset($applied_promotions[$_p_id])) {
unset($data['coupons'][$_coupon_code][$_ind]);
}
}
if (empty($data['coupons'][$_coupon_code])) {
unset($data['coupons'][$_coupon_code]);
}
}
}
} else {
$data['coupons'] = array();
}
// Delete obsolete discounts
foreach ($cart_products as $p_id => $_val) {
$data['products'][$p_id]['discount'] = !empty($_val['discount']) ? $_val['discount'] : 0;
$data['products'][$p_id]['promotions'] = !empty($_val['promotions']) ? $_val['promotions'] : array();
}
// Summarize discounts
foreach ($cart_products as $k => $v) {
if (!empty($v['promotions'])) {
foreach ($v['promotions'] as $pr_id => $bonuses) {
foreach ($bonuses['bonuses'] as $bonus) {
if (!empty($bonus['discount'])) {
$data['promotions'][$pr_id]['total_discount'] = (!empty($data['promotions'][$pr_id]['total_discount']) ? $data['promotions'][$pr_id]['total_discount'] : 0) + $bonus['discount'] * $v['amount'];
}
}
}
}
}
}
return !empty($applied_promotions);
}