function fn_buy_together_get_chains($params = array(), $auth = array(), $lang_code = CART_LANGUAGE)
{
$fields = array('items.chain_id', 'items.product_id', 'items.products', 'items.modifier', 'items.modifier_type', 'items.date_from', 'items.date_to', 'items.display_in_promotions', 'items.status', 'descr.name', 'descr.description');
$conditions = array();
if (!empty($params['product_id'])) {
$conditions[] = db_quote('items.product_id = ?i', $params['product_id']);
}
if (!empty($params['chain_id'])) {
$conditions[] = db_quote('items.chain_id = ?i', $params['chain_id']);
}
if (!empty($params['status'])) {
$conditions[] = db_quote('items.status = ?s', $params['status']);
}
if (!empty($params['date']) && $params['date']) {
$date = mktime(0, 0, 0);
$conditions[] = db_quote('(items.date_from <= ?i AND items.date_to >= ?i)', $date, $date);
}
if (!empty($params['promotions']) && $params['promotions']) {
$conditions[] = db_quote('items.display_in_promotions = ?s', 'Y');
}
if (!empty($conditions)) {
$condition = 'WHERE ' . implode(' AND ', $conditions);
} else {
$condition = '';
}
$fields = implode(', ', $fields);
$chains = db_get_array("SELECT {$fields} FROM ?:buy_together AS items LEFT JOIN ?:buy_together_descriptions AS descr ON items.chain_id = descr.chain_id AND descr.lang_code = ?s {$condition}", $lang_code);
if (!empty($chains)) {
foreach ($chains as $key => $chain) {
$chains[$key]['products'] = unserialize($chain['products']);
if (!empty($params['full_info'])) {
if ($params['full_info']) {
if (isset($auth['area']) && $auth['area'] == 'C' && empty($chains[$key]['products'])) {
unset($chains[$key]);
continue;
}
$chains[$key]['products_info'] = $chains[$key]['products'];
$is_valid = true;
$_product = fn_get_product_data($chain['product_id'], $auth, CART_LANGUAGE, '', true, true, true, true);
if (empty($_product)) {
$is_valid = false;
break;
}
fn_gather_additional_product_data($_product, true, true);
$chains[$key]['product_name'] = $_product['product'];
$chains[$key]['chain_amount'] = $_product['min_qty'] > 0 ? $_product['min_qty'] : 1;
$chains[$key]['min_qty'] = $_product['min_qty'] = 1;
$chains[$key]['price'] = $_product['price'];
$chains[$key]['list_price'] = $_product['list_price'];
$chains[$key]['main_pair'] = $_product['main_pair'];
$chains[$key]['default_options'] = fn_get_default_product_options($_product['product_id']);
$chains[$key]['product_options'] = $_product['product_options'];
list($chains[$key]['discount'], $chains[$key]['discounted_price']) = fn_buy_together_calculate_discount($_product['price'], $chain['modifier'], $chain['modifier_type']);
$chains[$key]['options_type'] = $_product['options_type'];
$chains[$key]['exceptions_type'] = $_product['exceptions_type'];
isset($_product['options_update']) ? $chains[$key]['options_update'] = $_product['options_update'] : ($chains[$key]['options_update'] = false);
$total_price = $_product['price'];
$chain_price = $chains[$key]['discounted_price'];
foreach ($chains[$key]['products'] as $hash => $product) {
if (empty($product['product_id'])) {
unset($chains[$key]['products'][$hash]);
unset($chains[$key]['products_info'][$hash]);
continue;
}
$_product = fn_get_product_data($product['product_id'], $auth, CART_LANGUAGE, '', true, true, true, true);
if (empty($_product)) {
$is_valid = false;
break;
}
fn_gather_additional_product_data($_product, true, true);
$_product['min_qty'] = $_product['min_qty'] > 0 ? $_product['min_qty'] : 1;
$chains[$key]['products'][$hash]['product_name'] = $_product['product'];
$chains[$key]['products'][$hash]['min_qty'] = $_product['min_qty'];
$chains[$key]['products'][$hash]['price'] = empty($chains[$key]['products'][$hash]['price']) ? $_product['price'] : $chains[$key]['products'][$hash]['price'];
$chains[$key]['products'][$hash]['list_price'] = $_product['list_price'];
$chains[$key]['products'][$hash]['main_pair'] = $_product['main_pair'];
$chains[$key]['products'][$hash]['options_type'] = $_product['options_type'];
$chains[$key]['products'][$hash]['exceptions_type'] = $_product['exceptions_type'];
isset($_product['options_update']) ? $chains[$key]['products'][$hash]['options_update'] = $_product['options_update'] : ($chains[$key]['products'][$hash]['options_update'] = false);
list($chains[$key]['products'][$hash]['discount'], $chains[$key]['products'][$hash]['discounted_price']) = fn_buy_together_calculate_discount($_product['price'], empty($product['modifier']) ? 0 : $product['modifier'], empty($product['modifier_type']) ? 'to_fixed' : $product['modifier_type']);
$total_price += $_product['price'] * $product['amount'];
$chain_price += $chains[$key]['products'][$hash]['discounted_price'] * $product['amount'];
if (!empty($product['product_options'])) {
$chains[$key]['products'][$hash]['product_options_short'] = $chains[$key]['products'][$hash]['product_options'];
$options = fn_get_selected_product_options_info($product['product_options'], DESCR_SL);
$chains[$key]['products'][$hash]['product_options'] = $options;
} elseif (!empty($_product['product_options'])) {
$chains[$key]['products'][$hash]['aoc'] = true;
// Allow any option combinations
$chains[$key]['products'][$hash]['options'] = $_product['product_options'];
}
$chains[$key]['products_info'][$hash]['price'] = $chains[$key]['products'][$hash]['price'];
$chains[$key]['products_info'][$hash]['discount'] = $chains[$key]['products'][$hash]['discount'];
$chains[$key]['products_info'][$hash]['discounted_price'] = $chains[$key]['products'][$hash]['discounted_price'];
}
}
if (!$is_valid) {
unset($chains[$key]);
continue;
}
$chains[$key]['total_price'] = $total_price;
$chains[$key]['chain_price'] = $chain_price;
}
if (!empty($params['simple'])) {
if ($params['simple']) {
return $chains[$key];
}
}
}
}
return $chains;
}
/**
* Add gift certificate to wishlist
*
* @param array $wishlist wishlist data storage
* @param array $gift_cert_data array with data for the certificate to add
* @return array array with gift certificate ID and data if addition is successful and empty array otherwise
*/
function fn_add_gift_certificate_to_wishlist(&$wishlist, $gift_cert_data)
{
if (!empty($gift_cert_data) && is_array($gift_cert_data)) {
fn_correct_gift_certificate($gift_cert_data);
// Generate wishlist id
$gift_cert_wishlist_id = fn_generate_gift_certificate_cart_id($gift_cert_data);
$wishlist['gift_certificates'][$gift_cert_wishlist_id] = $gift_cert_data;
$gift_cert_data['display_subtotal'] = $gift_cert_data['amount'];
if (!empty($gift_cert_data['products'])) {
$product_data = array();
foreach ($gift_cert_data['products'] as $w_id => $_data) {
if (empty($_data['amount'])) {
unset($gift_cert_data['products'][$w_id]);
continue;
}
if (empty($_data['product_options'])) {
$_data['product_options'] = fn_get_default_product_options($_data['product_id']);
}
$wishlist_id = fn_generate_cart_id($_data['product_id'], array('product_options' => $_data['product_options'], 'parent' => array('certificate' => $gift_cert_wishlist_id)), true);
$product_data[$wishlist_id] = $_data;
$wishlist['products'][$wishlist_id] = array('product_id' => $_data['product_id'], 'product_options' => $_data['product_options'], 'amount' => $_data['amount'], 'extra' => array('parent' => array('certificate' => $gift_cert_wishlist_id)));
$product = fn_get_product_data($_data['product_id'], $_SESSION['auth']);
$gift_cert_data['display_subtotal'] += $_data['amount'] * $product['price'];
}
$gift_cert_data['products'] = $wishlist['gift_certificates'][$gift_cert_wishlist_id]['products'] = $product_data;
}
return array($gift_cert_wishlist_id, $gift_cert_data);
} else {
return array();
}
}
/**
* Add product to wishlist
*
* @param array $product_data array with data for the product to add)(product_id, price, amount, product_options, is_edp)
* @param array $wishlist wishlist data storage
* @param array $auth user session data
* @return mixed array with wishlist IDs for the added products, false otherwise
*/
function fn_add_product_to_wishlist($product_data, &$wishlist, &$auth)
{
// Check if products have cusom images
list($product_data, $wishlist) = fn_add_product_options_files($product_data, $wishlist, $auth, false, 'wishlist');
fn_set_hook('pre_add_to_wishlist', $product_data, $wishlist, $auth);
if (!empty($product_data) && is_array($product_data)) {
$wishlist_ids = array();
foreach ($product_data as $product_id => $data) {
if (empty($data['amount'])) {
$data['amount'] = 1;
}
if (!empty($data['product_id'])) {
$product_id = $data['product_id'];
}
if (empty($data['extra'])) {
$data['extra'] = array();
}
// Add one product
if (!isset($data['product_options'])) {
$data['product_options'] = fn_get_default_product_options($product_id);
}
// Generate wishlist id
$data['extra']['product_options'] = $data['product_options'];
$_id = fn_generate_cart_id($product_id, $data['extra']);
//$_SESSION['tessssssssssssssssssssssssssssssssssssssstttttttttttt'] = $data['extra'];
$_data = db_get_row('SELECT is_edp, options_type, tracking FROM ?:products WHERE product_id = ?i', $product_id);
$data['is_edp'] = $_data['is_edp'];
$data['options_type'] = $_data['options_type'];
$data['tracking'] = $_data['tracking'];
// Check the sequential options
if (!empty($data['tracking']) && $data['tracking'] == 'O' && $data['options_type'] == 'S') {
$inventory_options = db_get_fields("SELECT a.option_id FROM ?:product_options as a LEFT JOIN ?:product_global_option_links as c ON c.option_id = a.option_id WHERE (a.product_id = ?i OR c.product_id = ?i) AND a.status = 'A' AND a.inventory = 'Y'", $product_id, $product_id);
$sequential_completed = true;
if (!empty($inventory_options)) {
foreach ($inventory_options as $option_id) {
if (!isset($data['product_options'][$option_id]) || empty($data['product_options'][$option_id])) {
$sequential_completed = false;
break;
}
}
}
if (!$sequential_completed) {
fn_set_notification('E', __('error'), __('select_all_product_options'));
// Even if customer tried to add the product from the catalog page, we will redirect he/she to the detailed product page to give an ability to complete a purchase
$redirect_url = fn_url('products.view?product_id=' . $product_id . '&combination=' . fn_get_options_combination($data['product_options']));
$_REQUEST['redirect_url'] = $redirect_url;
//FIXME: Very very very BAD style to use the global variables in the functions!!!
return false;
}
}
$wishlist_ids[] = $_id;
$wishlist['products'][$_id]['product_id'] = $product_id;
$wishlist['products'][$_id]['product_options'] = $data['product_options'];
$wishlist['products'][$_id]['extra'] = $data['extra'];
$wishlist['products'][$_id]['amount'] = $data['amount'];
}
return $wishlist_ids;
} else {
return false;
}
}
/**
* Checks product list and adds required products
*
* @param array $product_data Products data
* @param mixed $auth Array with authorization data
* @param array $cart
* @param array $added_products Products that are checked for further products that need to be added
* @return bool False if some products were removed, otherwise - true
*/
function fn_check_added_required_products(&$product_data, $auth, &$cart, $added_products = array())
{
$result = true;
foreach ($product_data as $key => $entry) {
if (!empty($entry['amount']) && !empty($key)) {
$product_id = !empty($entry['product_id']) ? $entry['product_id'] : $key;
$added_products[$product_id] = $entry;
$ids = fn_get_required_products_ids($product_id);
if (!empty($ids)) {
$have = fn_required_products_get_existent($auth, $ids, $cart);
if (empty($have) || count($have) != count($ids)) {
$products_to_cart = array_diff($ids, $have);
$out_of_stock = array();
$check_products = array();
foreach ($products_to_cart as $id) {
if (!empty($added_products[$id])) {
continue;
}
$amount = fn_check_amount_in_stock($id, 1, fn_get_default_product_options($id), 0, 'N', 0, $cart);
if (!$amount) {
$out_of_stock[] = $id;
} else {
$check_products[$id] = array('product_id' => $id, 'amount' => $amount);
}
}
if (empty($out_of_stock) && fn_check_added_required_products($check_products, $auth, $cart, $added_products)) {
$cart['change_cart_products'] = true;
$msg = __('required_products_added');
foreach ($check_products as $id => $v) {
if (empty($added_products[$id])) {
$added_products[$id] = $v;
$product_data[$id] = $v;
$msg .= "<br />" . fn_get_product_name($id);
$cart['amount'] = !isset($cart['amount']) ? $v['amount'] : $cart['amount'] + $v['amount'];
}
}
} else {
unset($product_data[$key]);
unset($added_products[$product_id]);
$result = false;
$msg = __('required_products_out_of_stock');
foreach ($out_of_stock as $id) {
$msg .= "<br />" . fn_get_product_name($id);
}
}
fn_set_notification('N', __('notice'), $msg);
}
}
}
}
return $result;
}
function fn_add_product_to_cart($product_data, &$cart, &$auth, $update = false)
{
$ids = array();
if (!empty($product_data) && is_array($product_data)) {
if (!defined('GET_OPTIONS')) {
list($product_data, $cart) = fn_add_product_options_files($product_data, $cart, $auth, $update);
}
fn_set_hook('pre_add_to_cart', $product_data, $cart, $auth, $update);
foreach ($product_data as $key => $data) {
if (empty($key)) {
continue;
}
if (empty($data['amount'])) {
continue;
}
$data['stored_price'] = !empty($data['stored_price']) && defined('ORDER_MANAGEMENT') ? $data['stored_price'] : 'N';
if (empty($data['extra'])) {
$data['extra'] = array();
}
$product_id = !empty($data['product_id']) ? intval($data['product_id']) : intval($key);
if (!fn_check_add_product_to_cart($cart, $data, $product_id)) {
continue;
}
// Check if product options exist
if (!isset($data['product_options'])) {
$data['product_options'] = fn_get_default_product_options($product_id);
}
// Generate cart id
$data['extra']['product_options'] = $data['product_options'];
$_id = fn_generate_cart_id($product_id, $data['extra'], false);
if (isset($ids[$_id]) && $key == $_id) {
continue;
}
if (isset($data['extra']['exclude_from_calculate'])) {
if (!empty($cart['products'][$key]) && !empty($cart['products'][$key]['extra']['aoc'])) {
$cart['saved_product_options'][$cart['products'][$key]['extra']['saved_options_key']] = $data['product_options'];
}
if (isset($cart['deleted_exclude_products'][$data['extra']['exclude_from_calculate']][$_id])) {
continue;
}
}
$amount = fn_normalize_amount(@$data['amount']);
if (!isset($data['extra']['exclude_from_calculate'])) {
if ($data['stored_price'] != 'Y') {
$allow_add = true;
// Check if the product price with options modifiers equals to zero
$price = fn_get_product_price($product_id, $amount, $auth);
$zero_price_action = db_get_field("SELECT zero_price_action FROM ?:products WHERE product_id = ?i", $product_id);
if (!floatval($price) && $zero_price_action == 'A') {
if (isset($cart['products'][$key]['custom_user_price'])) {
$price = $cart['products'][$key]['custom_user_price'];
} else {
$custom_user_price = empty($data['price']) ? 0 : $data['price'];
}
}
$price = fn_apply_options_modifiers($data['product_options'], $price, 'P', array(), array('product_data' => $data));
if (!floatval($price)) {
$data['price'] = isset($data['price']) ? fn_parse_price($data['price']) : 0;
if (($zero_price_action == 'R' || $zero_price_action == 'A' && floatval($data['price']) < 0) && AREA == 'C') {
if ($zero_price_action == 'A') {
fn_set_notification('E', __('error'), __('incorrect_price_warning'));
}
$allow_add = false;
}
$price = empty($data['price']) ? 0 : $data['price'];
}
/**
* Recalculates price and checks if product can be added with the current price
*
* @param array $data Adding product data
* @param float $price Calculated product price
* @param boolean $allow_add Flag that determines if product can be added to cart
*/
fn_set_hook('add_product_to_cart_check_price', $data, $price, $allow_add);
if (!$allow_add) {
continue;
}
} else {
$price = empty($data['price']) ? 0 : $data['price'];
}
} else {
$price = 0;
}
$_data = db_get_row('SELECT is_edp, options_type, tracking, unlimited_download FROM ?:products WHERE product_id = ?i', $product_id);
if (isset($_data['is_edp'])) {
$data['is_edp'] = $_data['is_edp'];
} elseif (!isset($data['is_edp'])) {
$data['is_edp'] = 0;
}
if (isset($_data['options_type'])) {
$data['options_type'] = $_data['options_type'];
}
if (isset($_data['tracking'])) {
$data['tracking'] = $_data['tracking'];
}
if (isset($_data['unlimited_download'])) {
$data['extra']['unlimited_download'] = $_data['unlimited_download'];
}
// Check the sequential options
if (!empty($data['tracking']) && $data['tracking'] == ProductTracking::TRACK_WITH_OPTIONS && $data['options_type'] == 'S') {
$inventory_options = db_get_fields("SELECT a.option_id FROM ?:product_options as a LEFT JOIN ?:product_global_option_links as c ON c.option_id = a.option_id WHERE (a.product_id = ?i OR c.product_id = ?i) AND a.status = 'A' AND a.inventory = 'Y'", $product_id, $product_id);
$sequential_completed = true;
if (!empty($inventory_options)) {
foreach ($inventory_options as $option_id) {
if (!isset($data['product_options'][$option_id]) || empty($data['product_options'][$option_id])) {
$sequential_completed = false;
break;
}
}
}
if (!$sequential_completed) {
fn_set_notification('E', __('error'), __('select_all_product_options'));
// Even if customer tried to add the product from the catalog page, we will redirect he/she to the detailed product page to give an ability to complete a purchase
$redirect_url = fn_url('products.view?product_id=' . $product_id . '&combination=' . fn_get_options_combination($data['product_options']));
$_REQUEST['redirect_url'] = $redirect_url;
//FIXME: Very very very BAD style to use the global variables in the functions!!!
return false;
}
}
if (!isset($cart['products'][$_id])) {
// If product doesn't exists in the cart
$amount = empty($data['original_amount']) ? fn_check_amount_in_stock($product_id, $amount, $data['product_options'], $_id, $data['is_edp'], 0, $cart, $update == true ? $key : 0) : $data['original_amount'];
if ($amount === false) {
continue;
}
$cart['products'][$_id]['product_id'] = $product_id;
$cart['products'][$_id]['product_code'] = fn_get_product_code($product_id, $data['product_options']);
$cart['products'][$_id]['product'] = fn_get_product_name($product_id);
$cart['products'][$_id]['amount'] = $amount;
$cart['products'][$_id]['product_options'] = $data['product_options'];
$cart['products'][$_id]['price'] = $price;
if (!empty($zero_price_action) && $zero_price_action == 'A') {
if (isset($custom_user_price)) {
$cart['products'][$_id]['custom_user_price'] = $custom_user_price;
} elseif (isset($cart['products'][$key]['custom_user_price'])) {
$cart['products'][$_id]['custom_user_price'] = $cart['products'][$key]['custom_user_price'];
}
}
$cart['products'][$_id]['stored_price'] = $data['stored_price'];
// add image for minicart
$cart['products'][$_id]['main_pair'] = fn_get_cart_product_icon($product_id, $data);
fn_define_original_amount($product_id, $_id, $cart['products'][$_id], $data);
if ($update == true && $key != $_id) {
fn_delete_cart_product($cart, $key, false);
}
} else {
// If product is already exist in the cart
$_initial_amount = empty($cart['products'][$_id]['original_amount']) ? $cart['products'][$_id]['amount'] : $cart['products'][$_id]['original_amount'];
// If ID changed (options were changed), summ the total amount of old and new products
if ($update == true && $key != $_id) {
$amount += $_initial_amount;
fn_delete_cart_product($cart, $key, false);
}
$cart['products'][$_id]['amount'] = fn_check_amount_in_stock($product_id, ($update == true ? 0 : $_initial_amount) + $amount, $data['product_options'], $_id, !empty($data['is_edp']) && $data['is_edp'] == 'Y' ? 'Y' : 'N', 0, $cart, $update == true ? $key : 0);
}
$cart['products'][$_id]['extra'] = empty($data['extra']) ? array() : $data['extra'];
$cart['products'][$_id]['stored_discount'] = @$data['stored_discount'];
if (defined('ORDER_MANAGEMENT')) {
$cart['products'][$_id]['discount'] = @$data['discount'];
}
// Increase product popularity
if (empty($_SESSION['products_popularity']['added'][$product_id])) {
$_data = array('product_id' => $product_id, 'added' => 1, 'total' => POPULARITY_ADD_TO_CART);
db_query("INSERT INTO ?:product_popularity ?e ON DUPLICATE KEY UPDATE added = added + 1, total = total + ?i", $_data, POPULARITY_ADD_TO_CART);
$_SESSION['products_popularity']['added'][$product_id] = true;
}
$company_id = db_get_field("SELECT company_id FROM ?:products WHERE product_id = ?i", $product_id);
$cart['products'][$_id]['company_id'] = $company_id;
if (!empty($data['saved_object_id'])) {
$cart['products'][$_id]['object_id'] = $data['saved_object_id'];
}
fn_set_hook('add_to_cart', $cart, $product_id, $_id);
$ids[$_id] = $product_id;
}
/**
* Change product data after adding product to cart
*
* @param array $product_data Product data
* @param array $cart Cart data
* @param array $auth Auth data
* @param bool $update Flag the determains if cart data are updated
*/
fn_set_hook('post_add_to_cart', $product_data, $cart, $auth, $update, $ids);
$cart['recalculate'] = true;
if (!empty($cart['chosen_shipping'])) {
$cart['calculate_shipping'] = true;
unset($cart['product_groups']);
}
return $ids;
} else {
return false;
}
}
function fn_apply_options_rules($product)
{
/**
* Changes product data before applying product options rules
*
* @param array $product Product data
*/
fn_set_hook('apply_options_rules_pre', $product);
/* Options type:
P - simultaneous/parallel
S - sequential
*/
// Check for the options and exceptions types
if (!isset($product['options_type']) || !isset($product['exceptions_type'])) {
$product = array_merge($product, db_get_row('SELECT options_type, exceptions_type FROM ?:products WHERE product_id = ?i', $product['product_id']));
}
// Get the selected options or get the default options
$product['selected_options'] = empty($product['selected_options']) ? array() : $product['selected_options'];
$product['options_update'] = $product['options_type'] == 'S' ? true : false;
// Conver the selected options text to the utf8 format
if (!empty($product['product_options'])) {
foreach ($product['product_options'] as $id => $option) {
if (!empty($option['value'])) {
$product['product_options'][$id]['value'] = fn_unicode_to_utf8($option['value']);
}
if (!empty($product['selected_options'][$option['option_id']])) {
$product['selected_options'][$option['option_id']] = fn_unicode_to_utf8($product['selected_options'][$option['option_id']]);
}
}
}
$selected_options =& $product['selected_options'];
$changed_option = empty($product['changed_option']) ? true : false;
$simultaneous = array();
$next = 0;
foreach ($product['product_options'] as $_id => $option) {
if (!in_array($option['option_type'], array('I', 'T', 'F'))) {
$simultaneous[$next] = $option['option_id'];
$next = $option['option_id'];
}
if (!empty($option['value'])) {
$selected_options[$option['option_id']] = $option['value'];
}
if (!$changed_option && $product['changed_option'] == $option['option_id']) {
$changed_option = true;
}
if (!empty($selected_options[$option['option_id']]) && ($selected_options[$option['option_id']] == 'checked' || $selected_options[$option['option_id']] == 'unchecked') && $option['option_type'] == 'C') {
foreach ($option['variants'] as $variant) {
if ($variant['position'] == 0 && $selected_options[$option['option_id']] == 'unchecked' || $variant['position'] == 1 && $selected_options[$option['option_id']] == 'checked') {
$selected_options[$option['option_id']] = $variant['variant_id'];
if ($changed_option) {
$product['changed_option'] = $option['option_id'];
}
}
}
}
// Check, if the product has any options modifiers
if (!empty($product['product_options'][$_id]['variants'])) {
foreach ($product['product_options'][$_id]['variants'] as $variant) {
if (!empty($variant['modifier']) && floatval($variant['modifier'])) {
$product['options_update'] = true;
}
}
}
}
if (!empty($product['changed_option']) && empty($selected_options[$product['changed_option']]) && $product['options_type'] == 'S') {
$product['changed_option'] = array_search($product['changed_option'], $simultaneous);
if ($product['changed_option'] == 0) {
unset($product['changed_option']);
$reset = true;
if (!empty($selected_options)) {
foreach ($selected_options as $option_id => $variant_id) {
if (!isset($product['product_options'][$option_id]) || !in_array($product['product_options'][$option_id]['option_type'], array('I', 'T', 'F'))) {
unset($selected_options[$option_id]);
}
}
}
}
}
if (empty($selected_options) && $product['options_type'] == 'P') {
$selected_options = fn_get_default_product_options($product['product_id'], true, $product);
}
if (empty($product['changed_option']) && isset($reset)) {
$product['changed_option'] = '';
} elseif (empty($product['changed_option'])) {
end($selected_options);
$product['changed_option'] = key($selected_options);
}
if ($product['options_type'] == 'S') {
empty($product['changed_option']) ? $allow = 1 : ($allow = 0);
foreach ($product['product_options'] as $_id => $option) {
$product['product_options'][$_id]['disabled'] = false;
if (in_array($option['option_type'], array('I', 'T', 'F'))) {
continue;
}
$option_id = $option['option_id'];
if ($allow >= 1) {
unset($selected_options[$option_id]);
$product['product_options'][$_id]['value'] = '';
}
if ($allow >= 2) {
$product['product_options'][$_id]['disabled'] = true;
continue;
}
if (empty($product['changed_option']) || !empty($product['changed_option']) && $product['changed_option'] == $option_id || $allow > 0) {
$allow++;
}
}
$product['simultaneous'] = $simultaneous;
}
// echo "selected_options :";var_dump($selected_options);
// Restore selected values
if (!empty($selected_options)) {
foreach ($product['product_options'] as $_id => $option) {
if (isset($selected_options[$option['option_id']])) {
$product['product_options'][$_id]['value'] = $selected_options[$option['option_id']];
}
}
}
// Generate combination hash to get images. (Also, if the tracking with options, get amount and product code)
$inventoryOptions = db_get_fields("SELECT a.option_id FROM ?:product_options as a LEFT JOIN ?:product_global_option_links as b ON a.option_id = b.option_id WHERE (a.product_id = ?i OR b.product_id = ?i) AND a.option_type IN ('S','R','C','Y') AND a.inventory = 'Y' ORDER BY position DESC", $product_id, $product_id);
$defaultSelectedProductOptions = fn_get_default_product_options($product_id, true, $product);
$selectedOptions = array();
foreach ($inventoryOptions as $inventoryOption) {
if ($defaultSelectedProductOptions[$inventoryOption]) {
$selectedOptions[$inventoryOption] = $defaultSelectedProductOptions[$inventoryOption];
}
}
$combination_hash = fn_generate_cart_id($product['product_id'], array('product_options' => $selected_options), true);
// echo "<br>fn_generate_cart_id product page combination hash={$combination_hash} product options ";
// var_dump($selected_options);
// echo '<hr>';
// echo 'selected_options '.$selected_options;
$product['combination_hash'] = $combination_hash;
// Change product code and amount
if (!empty($product['tracking']) && $product['tracking'] == 'O') {
$product['hide_stock_info'] = false;
if ($product['options_type'] == 'S') {
foreach ($product['product_options'] as $option) {
$option_id = $option['option_id'];
if ($option['inventory'] == 'Y' && empty($product['selected_options'][$option_id])) {
$product['hide_stock_info'] = true;
break;
}
}
}
if (!$product['hide_stock_info']) {
$combination = db_get_row("SELECT product_code, amount FROM ?:product_options_inventory WHERE combination_hash = ?i", $combination_hash);
if (!empty($combination['product_code'])) {
$product['product_code'] = $combination['product_code'];
}
if (Registry::get('settings.General.inventory_tracking') == 'Y') {
if (isset($combination['amount'])) {
$product['inventory_amount'] = $combination['amount'];
// echo 'combination amount set: ';
} else {
$product['inventory_amount'] = $product['amount'] = 0;
//echo 'combination amount not set :'.$product['inventory_amount'];
}
}
}
}
if (!$product['options_update']) {
$product['options_update'] = db_get_field('SELECT COUNT(*) FROM ?:product_options_inventory WHERE product_id = ?i', $product['product_id']);
}
/**
* Changes product data after applying product options rules
*
* @param array $product Product data
*/
fn_set_hook('apply_options_rules_post', $product);
return $product;
}
function fn_required_products_pre_add_to_cart(&$product_data, &$cart, $auth, $update)
{
foreach ($product_data as $key => $entry) {
if (!empty($entry['amount']) && !empty($entry['product_id'])) {
$ids = db_get_fields('SELECT req_prod.required_id FROM ?:product_required_products as req_prod LEFT JOIN ?:products ON req_prod.required_id = ?:products.product_id WHERE req_prod.product_id = ?i AND ?:products.status != ?s', $entry['product_id'], 'D');
if (!empty($ids)) {
$have = fn_required_products_get_existent($auth, $ids);
if (empty($have) || count($have) != count($ids)) {
$products_to_cart = array_diff($ids, $have);
$out_of_stock = array();
$amounts = array();
foreach ($products_to_cart as $id) {
$amounts[$id] = fn_check_amount_in_stock($id, 1, fn_get_default_product_options($id), 0, 'N', 0, $cart);
if (!$amounts[$id]) {
$out_of_stock[] = $id;
}
}
if (empty($out_of_stock)) {
$msg = fn_get_lang_var('required_products_added');
foreach ($amounts as $id => $v) {
$product_data[$id] = array('product_id' => $id, 'amount' => $v);
$msg .= "<br />" . fn_get_product_name($id);
}
} else {
unset($product_data[$key]);
$msg = fn_get_lang_var('required_products_out_of_stock');
foreach ($out_of_stock as $id) {
$msg .= "<br />" . fn_get_product_name($id);
}
}
fn_set_notification('N', fn_get_lang_var('notice'), $msg);
}
}
}
}
return true;
}
function fn_add_product_to_cart($product_data, &$cart, &$auth, $update = false)
{
$ids = array();
if (!empty($product_data) && is_array($product_data)) {
if (!defined('GET_OPTIONS')) {
list($product_data, $cart) = fn_add_product_options_files($product_data, $cart, $auth, $update);
}
fn_set_hook('pre_add_to_cart', $product_data, $cart, $auth, $update);
foreach ($product_data as $key => $data) {
if (empty($key)) {
continue;
}
if (empty($data['amount'])) {
continue;
}
$data['stored_price'] = !empty($data['stored_price']) && AREA != 'C' ? $data['stored_price'] : 'N';
if (empty($data['extra'])) {
$data['extra'] = array();
}
$product_id = !empty($data['product_id']) ? $data['product_id'] : $key;
// Check if product options exist
if (!isset($data['product_options'])) {
$data['product_options'] = fn_get_default_product_options($product_id);
}
// Generate cart id
$data['extra']['product_options'] = $data['product_options'];
$_id = fn_generate_cart_id($product_id, $data['extra'], false);
if (isset($data['extra']['exclude_from_calculate'])) {
if (!empty($cart['products'][$key]) && !empty($cart['products'][$key]['extra']['aoc'])) {
$cart['saved_product_options'][$cart['products'][$key]['extra']['saved_options_key']] = $data['product_options'];
}
if (isset($cart['deleted_exclude_products'][$data['extra']['exclude_from_calculate']][$_id])) {
continue;
}
}
$amount = fn_normalize_amount(@$data['amount']);
if (!isset($data['extra']['exclude_from_calculate'])) {
if ($data['stored_price'] != 'Y') {
// Check if the product price with options modifiers equals to zero
$price = fn_get_product_price($product_id, $amount, $auth);
$price = fn_apply_options_modifiers($data['product_options'], $price, 'P');
if (!floatval($price)) {
$data['price'] = isset($data['price']) ? fn_parse_price($data['price']) : 0;
$zero_price_action = db_get_field("SELECT zero_price_action FROM ?:products WHERE product_id = ?i", $product_id);
if (($zero_price_action == 'R' || $zero_price_action == 'A' && floatval($data['price']) < 0) && AREA == 'C') {
if ($zero_price_action == 'A') {
fn_set_notification('E', fn_get_lang_var('error'), fn_get_lang_var('incorrect_price_warning'));
}
continue;
}
$price = empty($data['price']) ? 0 : $data['price'];
}
} else {
$price = empty($data['price']) ? 0 : $data['price'];
}
} else {
$price = 0;
}
$data['is_edp'] = db_get_field('SELECT is_edp FROM ?:products WHERE product_id = ?i', $product_id);
if (!isset($cart['products'][$_id])) {
// If product doesn't exists in the cart
$amount = empty($data['original_amount']) ? fn_check_amount_in_stock($product_id, $amount, $data['product_options'], $_id, $data['is_edp'], 0, $cart, $update == true ? $key : 0) : $data['original_amount'];
if ($amount === false) {
continue;
}
$cart['products'][$_id]['product_id'] = $product_id;
$cart['products'][$_id]['amount'] = $amount;
$cart['products'][$_id]['product_options'] = $data['product_options'];
$cart['products'][$_id]['price'] = $price;
$cart['products'][$_id]['stored_price'] = $data['stored_price'];
fn_define_original_amount($product_id, $_id, $cart['products'][$_id], $data);
if ($update == true && $key != $_id) {
unset($cart['products'][$key]);
}
} else {
// If product is already exist in the cart
$_initial_amount = empty($cart['products'][$_id]['original_amount']) ? $cart['products'][$_id]['amount'] : $cart['products'][$_id]['original_amount'];
// If ID changed (options were changed), summ the total amount of old and new products
if ($update == true && $key != $_id) {
$amount += $_initial_amount;
unset($cart['products'][$key]);
}
$cart['products'][$_id]['amount'] = fn_check_amount_in_stock($product_id, ($update == true ? 0 : $_initial_amount) + $amount, $data['product_options'], $_id, !empty($data['is_edp']) && $data['is_edp'] == 'Y' ? 'Y' : 'N', 0, $cart, $update == true ? $key : 0);
}
$cart['products'][$_id]['extra'] = empty($data['extra']) ? array() : $data['extra'];
$cart['products'][$_id]['stored_discount'] = @$data['stored_discount'];
if (defined('ORDER_MANAGEMENT')) {
$cart['products'][$_id]['discount'] = @$data['discount'];
}
// Increase product popularity
if (empty($_SESSION['products_popularity']['added'][$product_id])) {
$_data = array('product_id' => $product_id, 'added' => 1, 'total' => POPULARITY_ADD_TO_CART);
db_query("INSERT INTO ?:product_popularity ?e ON DUPLICATE KEY UPDATE added = added + 1, total = total + ?i", $_data, POPULARITY_ADD_TO_CART);
$_SESSION['products_popularity']['added'][$product_id] = true;
}
$company_id = db_get_field("SELECT company_id FROM ?:products WHERE product_id = ?i", $product_id);
$cart['products'][$_id]['company_id'] = $company_id;
fn_set_hook('add_to_cart', $cart, $product_id, $_id);
$ids[$_id] = $product_id;
}
$cart['recalculate'] = true;
return $ids;
} else {
return false;
}
}
/**
* Add product to wishlist
*
* @param array $product_data array with data for the product to add)(product_id, price, amount, product_options, is_edp)
* @param array $wishlist wishlist data storage
* @param array $auth user session data
* @return mixed array with wishlist IDs for the added products, false otherwise
*/
function fn_add_product_to_wishlist($product_data, &$wishlist, &$auth)
{
// Check if products have cusom images
list($product_data, $wishlist) = fn_add_product_options_files($product_data, $wishlist, $auth, false, 'wishlist');
fn_set_hook('pre_add_to_wishlist', $product_data, $wishlist, $auth);
if (!empty($product_data) && is_array($product_data)) {
$wishlist_ids = array();
foreach ($product_data as $product_id => $data) {
if (empty($data['amount'])) {
$data['amount'] = 1;
}
if (!empty($data['product_id'])) {
$product_id = $data['product_id'];
}
if (empty($data['extra'])) {
$data['extra'] = array();
}
// Add one product
if (!isset($data['product_options'])) {
$data['product_options'] = fn_get_default_product_options($product_id);
}
// Generate wishlist id
$data['extra']['product_options'] = $data['product_options'];
$wishlist_ids[] = $_id = fn_generate_cart_id($product_id, $data['extra']);
$wishlist['products'][$_id]['product_id'] = $product_id;
$wishlist['products'][$_id]['product_options'] = $data['product_options'];
$wishlist['products'][$_id]['extra'] = $data['extra'];
}
return $wishlist_ids;
} else {
return false;
}
}
/**
* Get products chains
*
* @param array $params Parameters for the function
* @param array $auth Array of user authentication data
* @param string $lang_code 2-letter language code (e.g. 'en', 'ru', etc.)
*
* @return array Chains of products
*/
function fn_buy_together_get_chains($params = array(), $auth = array(), $lang_code = CART_LANGUAGE)
{
/**
* Modify product chains get parameters
*
* @param array $params Parameters for the function
* @param array $auth Array of user authentication data
* @param string $lang_code 2-letter language code (e.g. 'en', 'ru', etc.)
*/
fn_set_hook('buy_together_get_chains_pre', $parms, $auth, $lang_code);
$fields = array('items.chain_id', 'items.product_id', 'items.products', 'items.modifier', 'items.modifier_type', 'items.date_from', 'items.date_to', 'items.display_in_promotions', 'items.status', 'descr.name', 'descr.description');
if (fn_allowed_for('ULTIMATE')) {
$fields[] = 'p.company_id';
}
$conditions = array();
$joins = array();
$joins[] = db_quote("LEFT JOIN ?:products AS p ON p.product_id = items.product_id");
$joins[] = db_quote("LEFT JOIN ?:buy_together_descriptions AS descr ON items.chain_id = descr.chain_id AND descr.lang_code = ?s", $lang_code);
if (!empty($params['product_id'])) {
$conditions['product_id'] = db_quote('items.product_id = ?i', $params['product_id']);
}
if (!empty($params['chain_id'])) {
$conditions['chain_id'] = db_quote('items.chain_id = ?i', $params['chain_id']);
}
if (!empty($params['status'])) {
$conditions['status'] = db_quote('items.status = ?s', $params['status']);
}
if (!empty($params['date']) && $params['date']) {
$date = mktime(0, 0, 0);
$conditions['date'] = db_quote('(items.date_from <= ?i AND items.date_to >= ?i)', $date, $date);
}
if (!empty($params['promotions']) && $params['promotions']) {
$conditions['promotions'] = db_quote('items.display_in_promotions = ?s', 'Y');
}
/**
* Change select condition (fields, conditions, joins) before selecting payment method data
*
* @param array $params Parameters for the function
* @param array $auth Array of user authentication data
* @param string $lang_code 2-letter language code (e.g. 'en', 'ru', etc.)
* @param array $fields Array of fields to be selected
* @param array $conditions Array of complete condition expressions to be applied to the end of an SQL-query
* @param array $joins List of strings with the complete JOIN information (JOIN type, tables and fields) for an SQL-query
*
*/
fn_set_hook('buy_together_get_chains', $params, $auth, $lang_code, $fields, $conditions, $joins);
if (!empty($conditions)) {
$condition = 'WHERE ' . implode(' AND ', $conditions);
} else {
$condition = '';
}
$fields = implode(', ', $fields);
$joins = implode(' ', $joins);
$chains = db_get_array("SELECT {$fields} FROM ?:buy_together AS items {$joins} {$condition}");
if (!empty($chains)) {
$selected_options = isset($params['selected_options']) ? $params['selected_options'] : array();
$product_ids = array();
$products = array();
if (!empty($params['full_info'])) {
foreach ($chains as $chain) {
$product_ids[$chain['product_id']] = $chain['product_id'];
$chain_products = unserialize($chain['products']);
foreach ($chain_products as $product) {
$product_ids[$product['product_id']] = $product['product_id'];
}
}
list($products) = fn_get_products(array('pid' => $product_ids));
}
foreach ($chains as $key => &$chain) {
$chain['products'] = unserialize($chain['products']);
if (!empty($params['full_info'])) {
$is_valid = true;
if (isset($auth['area']) && $auth['area'] == 'C' && empty($chain['products'])) {
unset($chains[$key]);
continue;
}
if (!isset($products[$chain['product_id']])) {
unset($chains[$key]);
continue;
}
$chain['products_info'] = $chain['products'];
$main_product = $products[$chain['product_id']];
$option_key = $main_product['product_id'] . '_' . $chain['chain_id'];
$main_product['selected_options'] = isset($selected_options[$option_key]['selected_options']) ? $selected_options[$option_key]['selected_options'] : '';
$main_product['changed_option'] = isset($selected_options[$option_key]['changed_option']) ? $params['selected_options'][$option_key]['changed_option'] : '';
fn_gather_additional_products_data($main_product, array('get_icon' => true, 'get_detailed' => true, 'get_additional' => false, 'get_options' => true, 'get_discounts' => true));
$chain['product_name'] = $main_product['product'];
$chain['chain_amount'] = $main_product['min_qty'] > 0 ? $main_product['min_qty'] : 1;
$chain['min_qty'] = $main_product['min_qty'] = 1;
$chain['price'] = $main_product['price'];
$chain['list_price'] = $main_product['list_price'];
$chain['default_options'] = fn_get_default_product_options($main_product['product_id']);
$chain['product_options'] = $main_product['product_options'];
$chain['options_type'] = $main_product['options_type'];
$chain['exceptions_type'] = $main_product['exceptions_type'];
$chain['options_update'] = isset($main_product['options_update']) ? $main_product['options_update'] : false;
list($chain['discount'], $chain['discounted_price']) = fn_buy_together_calculate_discount($main_product['price'], $chain['modifier'], $chain['modifier_type']);
if (isset($main_product['main_pair'])) {
$chain['main_pair'] = $main_product['main_pair'];
}
$total_price = $main_product['price'];
$chain_price = $chain['discounted_price'];
foreach ($chain['products'] as $hash => &$chain_product) {
if (empty($product['product_id'])) {
unset($chains[$key]['products'][$hash]);
unset($chains[$key]['products_info'][$hash]);
continue;
}
if (!isset($products[$chain_product['product_id']])) {
if (isset($auth['area']) && $auth['area'] == 'C') {
$is_valid = false;
break;
}
unset($chains[$key]['products'][$hash]);
unset($chains[$key]['products_info'][$hash]);
continue;
}
$product = $products[$chain_product['product_id']];
if (AREA == 'C' && ($product['status'] == 'H' || isset($product['tracking']) && $product['tracking'] != ProductTracking::DO_NOT_TRACK && Registry::get('settings.General.show_out_of_stock_products') == 'N' && empty($product['amount']))) {
$is_valid = false;
break;
}
if (!empty($chain_product['product_options'])) {
$product['selected_options'] = $chain_product['product_options'];
} else {
$product['selected_options'] = isset($selected_options[$product['product_id']]['selected_options']) ? $selected_options[$product['product_id']]['selected_options'] : '';
$product['changed_option'] = isset($selected_options[$product['product_id']]['changed_option']) ? $selected_options[$product['product_id']]['changed_option'] : '';
}
fn_gather_additional_products_data($product, array('get_icon' => true, 'get_detailed' => true, 'get_additional' => false, 'get_options' => true, 'get_discounts' => true));
$product['min_qty'] = $product['min_qty'] > 0 ? $product['min_qty'] : 1;
$chain_product['product_name'] = $product['product'];
$chain_product['min_qty'] = $product['min_qty'];
$chain_product['price'] = empty($chain_product['price']) ? $product['price'] : $chain_product['price'];
$chain_product['list_price'] = $product['list_price'];
if (isset($product['main_pair'])) {
$chain_product['main_pair'] = $product['main_pair'];
}
list($chain_product['discount'], $chain_product['discounted_price']) = fn_buy_together_calculate_discount($product['price'], empty($chain_product['modifier']) ? 0 : $chain_product['modifier'], empty($chain_product['modifier_type']) ? 'to_fixed' : $chain_product['modifier_type']);
$chain_product['options_type'] = $product['options_type'];
$chain_product['exceptions_type'] = $product['exceptions_type'];
$chain_product['options_update'] = isset($product['options_update']) ? $product['options_update'] : false;
$total_price += $product['price'] * $chain_product['amount'];
$chain_price += $chain_product['discounted_price'] * $chain_product['amount'];
if (!empty($chain_product['product_options'])) {
$chain_product['product_options_short'] = $chain_product['product_options'];
$options = fn_get_selected_product_options_info($chain_product['product_options'], DESCR_SL);
$chain_product['product_options'] = $options;
} elseif (!empty($product['product_options'])) {
$chain_product['aoc'] = true;
// Allow any option combinations
$chain_product['options'] = $product['product_options'];
}
$chains[$key]['products_info'][$hash]['price'] = $chain_product['price'];
$chains[$key]['products_info'][$hash]['discount'] = $chain_product['discount'];
$chains[$key]['products_info'][$hash]['discounted_price'] = $chain_product['discounted_price'];
}
if (!$is_valid) {
unset($chains[$key]);
continue;
}
$chain['total_price'] = $total_price;
$chain['chain_price'] = $chain_price;
unset($chain_product);
}
if (!empty($params['simple'])) {
$simple_chain = $chain;
break;
}
}
unset($chain);
}
if (isset($simple_chain)) {
$chains = $simple_chain;
}
/**
* Gets function result along with parameters and query information.
*
* @param array $params Parameters for the function
* @param array $auth Array of user authentication data
* @param string $lang_code 2-letter language code (e.g. 'en', 'ru', etc.)
* @param mixed $chains One chain or array of chains, depending on 'simple' parameter.
* @param array $fields Array of fields to be selected
* @param array $conditions Array of complete condition expressions to be applied to the end of an SQL-query
* @param array $joins List of strings with the complete JOIN information (JOIN type, tables and fields) for an SQL-query
*/
fn_set_hook('buy_together_get_chains_post', $params, $auth, $lang_code, $chains, $fields, $conditions, $joins);
return $chains;
}
function fn_apply_options_rules($product)
{
/* Options type:
P - simultaneous/parallel
S - sequential
*/
// Check for the options and exceptions types
if (!isset($product['options_type']) || !isset($product['exceptions_type'])) {
$product = array_merge($product, db_get_row('SELECT options_type, exceptions_type FROM ?:products WHERE product_id = ?i', $product['product_id']));
}
// Get the selected options or get the default options
$product['selected_options'] = empty($product['selected_options']) ? array() : $product['selected_options'];
$product['options_update'] = $product['options_type'] == 'S' ? true : false;
// Conver the selected options text to the utf8 format
if (!empty($product['product_options'])) {
foreach ($product['product_options'] as $id => $option) {
if (!empty($option['value'])) {
$product['product_options'][$id]['value'] = fn_unicode_to_utf8($option['value']);
}
if (!empty($product['selected_options'][$option['option_id']])) {
$product['selected_options'][$option['option_id']] = fn_unicode_to_utf8($product['selected_options'][$option['option_id']]);
}
}
}
$selected_options =& $product['selected_options'];
$changed_option = empty($product['changed_option']) ? true : false;
$simultaneous = array();
$next = 0;
foreach ($product['product_options'] as $_id => $option) {
$simultaneous[$next] = $option['option_id'];
$next = $option['option_id'];
if (!empty($option['value'])) {
$selected_options[$option['option_id']] = $option['value'];
}
if (!$changed_option && $product['changed_option'] == $option['option_id']) {
$changed_option = true;
}
if (!empty($selected_options[$option['option_id']]) && ($selected_options[$option['option_id']] == 'checked' || $selected_options[$option['option_id']] == 'unchecked') && $option['option_type'] == 'C') {
foreach ($option['variants'] as $variant) {
if ($variant['position'] == 0 && $selected_options[$option['option_id']] == 'unchecked' || $variant['position'] == 1 && $selected_options[$option['option_id']] == 'checked') {
$selected_options[$option['option_id']] = $variant['variant_id'];
if ($changed_option) {
$product['changed_option'] = $option['option_id'];
}
}
}
}
// Check, if the product has any options modifiers
if (!empty($product['product_options'][$_id]['variants'])) {
foreach ($product['product_options'][$_id]['variants'] as $variant) {
if (!empty($variant['modifier']) && floatval($variant['modifier'])) {
$product['options_update'] = true;
}
}
}
}
if (!empty($product['changed_option']) && empty($selected_options[$product['changed_option']]) && $product['options_type'] == 'S') {
$product['changed_option'] = array_search($product['changed_option'], $simultaneous);
if ($product['changed_option'] == 0) {
unset($product['changed_option']);
if (!empty($selected_options)) {
foreach ($selected_options as $option_id => $variant_id) {
if (!in_array($option['option_type'], array('I', 'T', 'F'))) {
unset($selected_options[$option_id]);
}
}
}
}
}
if (empty($selected_options) && $product['options_type'] == 'P') {
$selected_options = fn_get_default_product_options($product['product_id'], true);
}
if (empty($product['changed_option'])) {
end($selected_options);
$product['changed_option'] = key($selected_options);
}
if ($product['options_type'] == 'S') {
empty($product['changed_option']) ? $allow = 1 : ($allow = 0);
foreach ($product['product_options'] as $_id => $option) {
$product['product_options'][$_id]['disabled'] = false;
if (in_array($option['option_type'], array('I', 'T', 'F'))) {
continue;
}
$option_id = $option['option_id'];
if ($allow >= 1) {
unset($selected_options[$option_id]);
$product['product_options'][$_id]['value'] = '';
}
if ($allow >= 2) {
$product['product_options'][$_id]['disabled'] = true;
continue;
}
if (empty($product['changed_option']) || !empty($product['changed_option']) && $product['changed_option'] == $option_id || $allow > 0) {
$allow++;
}
}
$product['simultaneous'] = $simultaneous;
}
// Restore selected values
if (!empty($selected_options)) {
foreach ($product['product_options'] as $_id => $option) {
if (isset($selected_options[$option['option_id']])) {
$product['product_options'][$_id]['value'] = $selected_options[$option['option_id']];
}
}
}
// Change price
if (empty($product['modifiers_price'])) {
$product['base_modifier'] = fn_apply_options_modifiers($selected_options, $product['base_price'], 'P');
$old_price = $product['price'];
$product['price'] = $product['original_price'] = fn_apply_options_modifiers($selected_options, $product['price'], 'P');
$product['modifiers_price'] = $product['price'] - $old_price;
}
if (!empty($product['list_price'])) {
$product['list_price'] = fn_apply_options_modifiers($selected_options, $product['list_price'], 'P');
}
// Generate combination hash to get images. (Also, if the tracking with options, get amount and product code)
$combination_hash = fn_generate_cart_id($product['product_id'], array('product_options' => $selected_options), true);
$product['combination_hash'] = $combination_hash;
// Change product code and amount
if (!empty($product['tracking']) && $product['tracking'] == 'O') {
$combination = db_get_row("SELECT product_code, amount FROM ?:product_options_inventory WHERE combination_hash = ?i", $combination_hash);
if (!empty($combination['product_code'])) {
$product['product_code'] = $combination['product_code'];
}
if (isset($combination['amount'])) {
$product['inventory_amount'] = $combination['amount'];
} else {
$product['inventory_amount'] = $product['amount'] = 0;
}
}
if (!$product['options_update']) {
$product['options_update'] = db_get_field('SELECT COUNT(*) FROM ?:product_options_inventory WHERE product_id = ?i', $product['product_id']);
}
fn_set_hook('apply_options_rules', $product);
return $product;
}
