<?php
/**
* Class for managing the Shopping Cart
*
* @package classes
* @copyright Copyright 2003-2012 Zen Cart Development Team
* @copyright Portions Copyright 2003 osCommerce
* @license http://www.zen-cart.com/license/2_0.txt GNU Public License V2.0
* @version GIT: $Id: Author: DrByte  Thu Aug 30 12:13:49 2012 -0400 Modified in v1.5.1 $
*/
if (!defined('IS_ADMIN_FLAG')) {
die('Illegal Access');
}
class shoppingCart extends base {
/**
* shopping cart contents
* @var array
*/
var $contents;
/**
* shopping cart total price
* @var decimal
*/
var $total;
/**
* shopping cart total weight
* @var decimal
*/
var $weight;
/**
* cart identifier
* @var integer
*/
var $cartID;
/**
* overall content type of shopping cart
* @var string
*/
var $content_type;
/**
* number of free shipping items in cart
* @var decimal
*/
var $free_shipping_item;
/**
* total price of free shipping items in cart
* @var decimal
*/
var $free_shipping_weight;
/**
* total weight of free shipping items in cart
* @var decimal
*/
var $free_shipping_price;
/**
* constructor method
*
* Simply resets the users cart.
* @return void
*/
function shoppingCart() {
$this->notify('NOTIFIER_CART_INSTANTIATE_START');
$this->reset();
$this->notify('NOTIFIER_CART_INSTANTIATE_END');
}
/**
* Method to restore cart contents
*
* For customers who login, cart contents are also stored in the database.
* {TABLE_CUSTOMER_BASKET et al}. This allows the system to remember the
* contents of their cart over multiple sessions.
* This method simply retrieve the content of the databse store cart
* for a given customer. Note also that if the customer already has
* some items in their cart before thet login, these are merged with
* the stored contents.
*
* @return void
* @global object access to the db object
*/
function restore_contents() {
global $db;
if (!$_SESSION['customer_id']) return false;
$this->notify('NOTIFIER_CART_RESTORE_CONTENTS_START');
// insert current cart contents in database
if (is_array($this->contents)) {
reset($this->contents);
while (list($products_id, ) = each($this->contents)) {
//          $products_id = urldecode($products_id);
$qty = $this->contents[$products_id]['qty'];
$product_query = "select products_id
from " . TABLE_CUSTOMERS_BASKET . "
where customers_id = '" . (int)$_SESSION['customer_id'] . "'
and products_id = '" . zen_db_input($products_id) . "'";
$product = $db->Execute($product_query);
if ($product->RecordCount()<=0) {
$sql = "insert into " . TABLE_CUSTOMERS_BASKET . "
(customers_id, products_id, customers_basket_quantity,
customers_basket_date_added)
values ('" . (int)$_SESSION['customer_id'] . "', '" . zen_db_input($products_id) . "', '" .
$qty . "', '" . date('Ymd') . "')";
$db->Execute($sql);
if (isset($this->contents[$products_id]['attributes'])) {
reset($this->contents[$products_id]['attributes']);
while (list($option, $value) = each($this->contents[$products_id]['attributes'])) {
//clr 031714 udate query to include attribute value. This is needed for text attributes.
$attr_value = $this->contents[$products_id]['attributes_values'][$option];
//                zen_db_query("insert into " . TABLE_CUSTOMERS_BASKET_ATTRIBUTES . " (customers_id, products_id, products_options_id, products_options_value_id, products_options_value_text) values ('" . (int)$customer_id . "', '" . zen_db_input($products_id) . "', '" . (int)$option . "', '" . (int)$value . "', '" . zen_db_input($attr_value) . "')");
$products_options_sort_order= zen_get_attributes_options_sort_order(zen_get_prid($products_id), $option, $value);
if ($attr_value) {
$attr_value = zen_db_input($attr_value);
}
$sql = "insert into " . TABLE_CUSTOMERS_BASKET_ATTRIBUTES . "
(customers_id, products_id, products_options_id,
products_options_value_id, products_options_value_text, products_options_sort_order)
values ('" . (int)$_SESSION['customer_id'] . "', '" . zen_db_input($products_id) . "', '" .
$option . "', '" . $value . "', '" . $attr_value . "', '" . $products_options_sort_order . "')";
$db->Execute($sql);
}
}
} else {
$sql = "update " . TABLE_CUSTOMERS_BASKET . "
set customers_basket_quantity = '" . $qty . "'
where customers_id = '" . (int)$_SESSION['customer_id'] . "'
and products_id = '" . zen_db_input($products_id) . "'";
$db->Execute($sql);
}
}
}
// reset per-session cart contents, but not the database contents
$this->reset(false);
$products_query = "select products_id, customers_basket_quantity
from " . TABLE_CUSTOMERS_BASKET . "
where customers_id = '" . (int)$_SESSION['customer_id'] . "'
order by customers_basket_id";
$products = $db->Execute($products_query);
while (!$products->EOF) {
$this->contents[$products->fields['products_id']] = array('qty' => $products->fields['customers_basket_quantity']);
// attributes
// set contents in sort order
//CLR 020606 update query to pull attribute value_text. This is needed for text attributes.
//        $attributes_query = zen_db_query("select products_options_id, products_options_value_id, products_options_value_text from " . TABLE_CUSTOMERS_BASKET_ATTRIBUTES . " where customers_id = '" . (int)$customer_id . "' and products_id = '" . zen_db_input($products['products_id']) . "'");
$order_by = ' order by LPAD(products_options_sort_order,11,"0")';
$attributes = $db->Execute("select products_options_id, products_options_value_id, products_options_value_text
from " . TABLE_CUSTOMERS_BASKET_ATTRIBUTES . "
where customers_id = '" . (int)$_SESSION['customer_id'] . "'
and products_id = '" . zen_db_input($products->fields['products_id']) . "' " . $order_by);
while (!$attributes->EOF) {
$this->contents[$products->fields['products_id']]['attributes'][$attributes->fields['products_options_id']] = $attributes->fields['products_options_value_id'];
//CLR 020606 if text attribute, then set additional information
if ($attributes->fields['products_options_value_id'] == PRODUCTS_OPTIONS_VALUES_TEXT_ID) {
$this->contents[$products->fields['products_id']]['attributes_values'][$attributes->fields['products_options_id']] = $attributes->fields['products_options_value_text'];
}
$attributes->MoveNext();
}
$products->MoveNext();
}
$this->cartID = $this->generate_cart_id();
$this->notify('NOTIFIER_CART_RESTORE_CONTENTS_END');
$this->cleanup();
}
/**
* Method to reset cart contents
*
* resets the contents of the session cart(e,g, empties it)
* Depending on the setting of the $reset_database parameter will
* also empty the contents of the database stored cart. (Only relevant
* if the customer is logged in)
*
* @param boolean whether to reset customers db basket
* @return void
* @global object access to the db object
*/
function reset($reset_database = false) {
global $db;
$this->notify('NOTIFIER_CART_RESET_START');
$this->contents = array();
$this->total = 0;
$this->weight = 0;
$this->content_type = false;
// shipping adjustment
$this->free_shipping_item = 0;
$this->free_shipping_price = 0;
$this->free_shipping_weight = 0;
if (isset($_SESSION['customer_id']) && ($reset_database == true)) {
$sql = "delete from " . TABLE_CUSTOMERS_BASKET . "
where customers_id = '" . (int)$_SESSION['customer_id'] . "'";
$db->Execute($sql);
$sql = "delete from " . TABLE_CUSTOMERS_BASKET_ATTRIBUTES . "
where customers_id = '" . (int)$_SESSION['customer_id'] . "'";
$db->Execute($sql);
}
unset($this->cartID);
$_SESSION['cartID'] = '';
$this->notify('NOTIFIER_CART_RESET_END');
}
/**
* Method to add an item to the cart
*
* This method is usually called as the result of a user action.
* As the method name applies it adds an item to the uses current cart
* and if the customer is logged in, also adds to the database sored
* cart.
*
* @param integer the product ID of the item to be added
* @param decimal the quantity of the item to be added
* @param array any attributes that are attache to the product
* @param boolean whether to add the product to the notify list
* @return void
* @global object access to the db object
* @todo ICW - documentation stub
*/
function add_cart($products_id, $qty = '1', $attributes = '', $notify = true) {
global $db;
$this->notify('NOTIFIER_CART_ADD_CART_START');
$products_id = zen_get_uprid($products_id, $attributes);
if ($notify == true) {
$_SESSION['new_products_id_in_cart'] = $products_id;
}
$qty = $this->adjust_quantity($qty, $products_id, 'shopping_cart');
if ($this->in_cart($products_id)) {
$this->update_quantity($products_id, $qty, $attributes);
} else {
$this->contents[] = array($products_id);
$this->contents[$products_id] = array('qty' => (float)$qty);
// insert into database
if (isset($_SESSION['customer_id'])) {
$sql = "insert into " . TABLE_CUSTOMERS_BASKET . "
(customers_id, products_id, customers_basket_quantity,
customers_basket_date_added)
values ('" . (int)$_SESSION['customer_id'] . "', '" . zen_db_input($products_id) . "', '" .
$qty . "', '" . date('Ymd') . "')";
$db->Execute($sql);
}
if (is_array($attributes)) {
reset($attributes);
while (list($option, $value) = each($attributes)) {
//CLR 020606 check if input was from text box.  If so, store additional attribute information
//CLR 020708 check if text input is blank, if so do not add to attribute lists
//CLR 030228 add htmlspecialchars processing.  This handles quotes and other special chars in the user input.
$attr_value = NULL;
$blank_value = FALSE;
if (strstr($option, TEXT_PREFIX)) {
if (trim($value) == NULL) {
$blank_value = TRUE;
} else {
$option = substr($option, strlen(TEXT_PREFIX));
$attr_value = stripslashes($value);
$value = PRODUCTS_OPTIONS_VALUES_TEXT_ID;
$this->contents[$products_id]['attributes_values'][$option] = $attr_value;
}
}
if (!$blank_value) {
if (is_array($value) ) {
reset($value);
while (list($opt, $val) = each($value)) {
$this->contents[$products_id]['attributes'][$option.'_chk'.$val] = $val;
}
} else {
$this->contents[$products_id]['attributes'][$option] = $value;
}
// insert into database
//CLR 020606 update db insert to include attribute value_text. This is needed for text attributes.
//CLR 030228 add zen_db_input() processing
if (isset($_SESSION['customer_id'])) {
//              if (zen_session_is_registered('customer_id')) zen_db_query("insert into " . TABLE_CUSTOMERS_BASKET_ATTRIBUTES . " (customers_id, products_id, products_options_id, products_options_value_id, products_options_value_text) values ('" . (int)$customer_id . "', '" . zen_db_input($products_id) . "', '" . (int)$option . "', '" . (int)$value . "', '" . zen_db_input($attr_value) . "')");
if (is_array($value) ) {
reset($value);
while (list($opt, $val) = each($value)) {
$products_options_sort_order= zen_get_attributes_options_sort_order(zen_get_prid($products_id), $option, $opt);
$sql = "insert into " . TABLE_CUSTOMERS_BASKET_ATTRIBUTES . "
(customers_id, products_id, products_options_id, products_options_value_id, products_options_sort_order)
values ('" . (int)$_SESSION['customer_id'] . "', '" . zen_db_input($products_id) . "', '" .
(int)$option.'_chk'. (int)$val . "', '" . (int)$val . "',  '" . $products_options_sort_order . "')";
$db->Execute($sql);
}
} else {
if ($attr_value) {
$attr_value = zen_db_input($attr_value);
}
$products_options_sort_order= zen_get_attributes_options_sort_order(zen_get_prid($products_id), $option, $value);
$sql = "insert into " . TABLE_CUSTOMERS_BASKET_ATTRIBUTES . "
(customers_id, products_id, products_options_id, products_options_value_id, products_options_value_text, products_options_sort_order)
values ('" . (int)$_SESSION['customer_id'] . "', '" . zen_db_input($products_id) . "', '" .
(int)$option . "', '" . (int)$value . "', '" . $attr_value . "', '" . $products_options_sort_order . "')";
$db->Execute($sql);
}
}
}
}
}
}
$this->cleanup();
// assign a temporary unique ID to the order contents to prevent hack attempts during the checkout procedure
$this->cartID = $this->generate_cart_id();
$this->notify('NOTIFIER_CART_ADD_CART_END');
}
/**
* Method to update a cart items quantity
*
* Changes the current quantity of a certain item in the cart to
* a new value. Also updates the database stored cart if customer is
* logged in.
*
* @param mixed product ID of item to update
* @param decimal the quantity to update the item to
* @param array product atributes attached to the item
* @return void
* @global object access to the db object
*/
function update_quantity($products_id, $quantity = '', $attributes = '') {
global $db;
$this->notify('NOTIFIER_CART_UPDATE_QUANTITY_START');
if (empty($quantity)) return true; // nothing needs to be updated if theres no quantity, so we return true..
$this->contents[$products_id] = array('qty' => (float)$quantity);
// update database
if (isset($_SESSION['customer_id'])) {
$sql = "update " . TABLE_CUSTOMERS_BASKET . "
set customers_basket_quantity = '" . (float)$quantity . "'
where customers_id = '" . (int)$_SESSION['customer_id'] . "'
and products_id = '" . zen_db_input($products_id) . "'";
$db->Execute($sql);
}
if (is_array($attributes)) {
reset($attributes);
while (list($option, $value) = each($attributes)) {
//CLR 020606 check if input was from text box.  If so, store additional attribute information
//CLR 030108 check if text input is blank, if so do not update attribute lists
//CLR 030228 add htmlspecialchars processing.  This handles quotes and other special chars in the user input.
$attr_value = NULL;
$blank_value = FALSE;
if (strstr($option, TEXT_PREFIX)) {
if (trim($value) == NULL) {
$blank_value = TRUE;
} else {
$option = substr($option, strlen(TEXT_PREFIX));
$attr_value = stripslashes($value);
$value = PRODUCTS_OPTIONS_VALUES_TEXT_ID;
$this->contents[$products_id]['attributes_values'][$option] = $attr_value;
}
}
if (!$blank_value) {
if (is_array($value) ) {
reset($value);
while (list($opt, $val) = each($value)) {
$this->contents[$products_id]['attributes'][$option.'_chk'.$val] = $val;
}
} else {
$this->contents[$products_id]['attributes'][$option] = $value;
}
// update database
//CLR 020606 update db insert to include attribute value_text. This is needed for text attributes.
//CLR 030228 add zen_db_input() processing
//          if (zen_session_is_registered('customer_id')) zen_db_query("update " . TABLE_CUSTOMERS_BASKET_ATTRIBUTES . " set products_options_value_id = '" . (int)$value . "', products_options_value_text = '" . zen_db_input($attr_value) . "' where customers_id = '" . (int)$customer_id . "' and products_id = '" . zen_db_input($products_id) . "' and products_options_id = '" . (int)$option . "'");
if ($attr_value) {
$attr_value = zen_db_input($attr_value);
}
if (is_array($value) ) {
reset($value);
while (list($opt, $val) = each($value)) {
$products_options_sort_order= zen_get_attributes_options_sort_order(zen_get_prid($products_id), $option, $opt);
$sql = "update " . TABLE_CUSTOMERS_BASKET_ATTRIBUTES . "
set products_options_value_id = '" . (int)$val . "'
where customers_id = '" . (int)$_SESSION['customer_id'] . "'
and products_id = '" . zen_db_input($products_id) . "'
and products_options_id = '" . (int)$option.'_chk'.(int)$val . "'";
$db->Execute($sql);
}
} else {
if (isset($_SESSION['customer_id'])) {
$sql = "update " . TABLE_CUSTOMERS_BASKET_ATTRIBUTES . "
set products_options_value_id = '" . (int)$value . "', products_options_value_text = '" . $attr_value . "'
where customers_id = '" . (int)$_SESSION['customer_id'] . "'
and products_id = '" . zen_db_input($products_id) . "'
and products_options_id = '" . (int)$option . "'";
$db->Execute($sql);
}
}
}
}
}
$this->cartID = $this->generate_cart_id();
$this->notify('NOTIFIER_CART_UPDATE_QUANTITY_END');
}
/**
* Method to clean up carts contents
*
* For various reasons, the quantity of an item in the cart can
* fall to zero. This method removes from the cart
* all items that have reached this state. The database-stored cart
* is also updated where necessary
*
* @return void
* @global object access to the db object
*/
function cleanup() {
global $db;
$this->notify('NOTIFIER_CART_CLEANUP_START');
reset($this->contents);
while (list($key,) = each($this->contents)) {
if (!isset($this->contents[$key]['qty']) || $this->contents[$key]['qty'] <= 0) {
unset($this->contents[$key]);
// remove from database
if (isset($_SESSION['customer_id'])) {
$sql = "delete from " . TABLE_CUSTOMERS_BASKET . "
where customers_id = '" . (int)$_SESSION['customer_id'] . "'
and products_id = '" . $key . "'";
$db->Execute($sql);
$sql = "delete from " . TABLE_CUSTOMERS_BASKET_ATTRIBUTES . "
where customers_id = '" . (int)$_SESSION['customer_id'] . "'
and products_id = '" . $key . "'";
$db->Execute($sql);
}
}
}
$this->notify('NOTIFIER_CART_CLEANUP_END');
}
/**
* Method to count total number of items in cart
*
* Note this is not just the number of distinct items in the cart,
* but the number of items adjusted for the quantity of each item
* in the cart, So we have had 2 items in the cart, one with a quantity
* of 3 and the other with a quantity of 4 our total number of items
* would be 7
*
* @return total number of items in cart
*/
function count_contents() {
$this->notify('NOTIFIER_CART_COUNT_CONTENTS_START');
$total_items = 0;
if (is_array($this->contents)) {
reset($this->contents);
while (list($products_id, ) = each($this->contents)) {
$total_items += $this->get_quantity($products_id);
}
}
$this->notify('NOTIFIER_CART_COUNT_CONTENTS_END');
return $total_items;
}
/**
* Method to get the quantity of an item in the cart
*
* @param mixed product ID of item to check
* @return decimal the quantity of the item
*/
function get_quantity($products_id) {
$this->notify('NOTIFIER_CART_GET_QUANTITY_START');
if (isset($this->contents[$products_id])) {
$this->notify('NOTIFIER_CART_GET_QUANTITY_END_QTY');
return $this->contents[$products_id]['qty'];
} else {
$this->notify('NOTIFIER_CART_GET_QUANTITY_END_FALSE');
return 0;
}
}
/**
* Method to check whether a product exists in the cart
*
* @param mixed product ID of item to check
* @return boolean
*/
function in_cart($products_id) {
//  die($products_id);
$this->notify('NOTIFIER_CART_IN_CART_START');
if (isset($this->contents[$products_id])) {
$this->notify('NOTIFIER_CART_IN_CART_END_TRUE');
return true;
} else {
$this->notify('NOTIFIER_CART_IN_CART_END_FALSE');
return false;
}
}
/**
* Method to remove an item from the cart
*
* @param mixed product ID of item to remove
* @return void
* @global object access to the db object
*/
function remove($products_id) {
global $db;
$this->notify('NOTIFIER_CART_REMOVE_START');
//die($products_id);
//CLR 030228 add call zen_get_uprid to correctly format product ids containing quotes
//      $products_id = zen_get_uprid($products_id, $attributes);
unset($this->contents[$products_id]);
// remove from database
if ($_SESSION['customer_id']) {
//        zen_db_query("delete from " . TABLE_CUSTOMERS_BASKET . " where customers_id = '" . (int)$customer_id . "' and products_id = '" . zen_db_input($products_id) . "'");
$sql = "delete from " . TABLE_CUSTOMERS_BASKET . "
where customers_id = '" . (int)$_SESSION['customer_id'] . "'
and products_id = '" . zen_db_input($products_id) . "'";
$db->Execute($sql);
//        zen_db_query("delete from " . TABLE_CUSTOMERS_BASKET_ATTRIBUTES . " where customers_id = '" . (int)$customer_id . "' and products_id = '" . zen_db_input($products_id) . "'");
$sql = "delete from " . TABLE_CUSTOMERS_BASKET_ATTRIBUTES . "
where customers_id = '" . (int)$_SESSION['customer_id'] . "'
and products_id = '" . zen_db_input($products_id) . "'";
$db->Execute($sql);
}
// assign a temporary unique ID to the order contents to prevent hack attempts during the checkout procedure
$this->cartID = $this->generate_cart_id();
$this->notify('NOTIFIER_CART_REMOVE_END');
}
/**
* Method remove all products from the cart
*
* @return void
*/
function remove_all() {
$this->notify('NOTIFIER_CART_REMOVE_ALL_START');
$this->reset();
$this->notify('NOTIFIER_CART_REMOVE_ALL_END');
}
/**
* Method return a comma separated list of all products in the cart
*
* @return string
* @todo ICW - is this actually used anywhere?
*/
function get_product_id_list() {
$product_id_list = '';
if (is_array($this->contents)) {
reset($this->contents);
while (list($products_id, ) = each($this->contents)) {
$product_id_list .= ', ' . zen_db_input($products_id);
}
}
return substr($product_id_list, 2);
}
/**
* Method to calculate cart totals(price and weight)
*
* @return void
* @global object access to the db object
*/
function calculate() {
global $db, $currencies;
$this->total = 0;
$this->weight = 0;
$decimalPlaces = $currencies->get_decimal_places($_SESSION['currency']);
// shipping adjustment
$this->free_shipping_item = 0;
$this->free_shipping_price = 0;
$this->free_shipping_weight = 0;
if (!is_array($this->contents)) return 0;
reset($this->contents);
while (list($products_id, ) = each($this->contents)) {
$freeShippingTotal = $productTotal = $totalOnetimeCharge = 0;
$qty = $this->contents[$products_id]['qty'];
// products price
$product_query = "select products_id, products_price, products_tax_class_id, products_weight,
products_priced_by_attribute, product_is_always_free_shipping, products_discount_type, products_discount_type_from,
products_virtual, products_model
from " . TABLE_PRODUCTS . "
where products_id = '" . (int)$products_id . "'";
if ($product = $db->Execute($product_query)) {
$prid = $product->fields['products_id'];
$products_tax = zen_get_tax_rate($product->fields['products_tax_class_id']);
$products_price = $product->fields['products_price'];
// adjusted count for free shipping
if ($product->fields['product_is_always_free_shipping'] != 1 and $product->fields['products_virtual'] != 1) {
$products_weight = $product->fields['products_weight'];
} else {
$products_weight = 0;
}
$special_price = zen_get_products_special_price($prid);
if ($special_price and $product->fields['products_priced_by_attribute'] == 0) {
$products_price = $special_price;
} else {
$special_price = 0;
}
if (zen_get_products_price_is_free($product->fields['products_id'])) {
// no charge
$products_price = 0;
}
// adjust price for discounts when priced by attribute
if ($product->fields['products_priced_by_attribute'] == '1' and zen_has_product_attributes($product->fields['products_id'], 'false')) {
// reset for priced by attributes
//            $products_price = $products->fields['products_price'];
if ($special_price) {
$products_price = $special_price;
} else {
$products_price = $product->fields['products_price'];
}
} else {
// discount qty pricing
if ($product->fields['products_discount_type'] != '0') {
$products_price = zen_get_products_discount_price_qty($product->fields['products_id'], $qty);
}
}
// shipping adjustments for Product
if (($product->fields['product_is_always_free_shipping'] == 1) or ($product->fields['products_virtual'] == 1) or (preg_match('/^GIFT/', addslashes($product->fields['products_model'])))) {
$this->free_shipping_item += $qty;
$freeShippingTotal += $products_price;
$this->free_shipping_weight += ($qty * $product->fields['products_weight']);
}
//        $this->total += zen_round(zen_add_tax($products_price, $products_tax),$currencies->get_decimal_places($_SESSION['currency'])) * $qty;
$productTotal += $products_price;
$this->weight += ($qty * $products_weight);
}
$adjust_downloads = 0;
// attributes price
if (isset($this->contents[$products_id]['attributes'])) {
reset($this->contents[$products_id]['attributes']);
while (list($option, $value) = each($this->contents[$products_id]['attributes'])) {
$adjust_downloads ++;
/*
products_attributes_id, options_values_price, price_prefix,
attributes_display_only, product_attribute_is_free,
attributes_discounted
*/
$attribute_price_query = "select *
from " . TABLE_PRODUCTS_ATTRIBUTES . "
where products_id = '" . (int)$prid . "'
and options_id = '" . (int)$option . "'
and options_values_id = '" . (int)$value . "'";
$attribute_price = $db->Execute($attribute_price_query);
$new_attributes_price = 0;
$discount_type_id = '';
$sale_maker_discount = '';
// bottom total
//            if ($attribute_price->fields['product_attribute_is_free']) {
if ($attribute_price->fields['product_attribute_is_free'] == '1' and zen_get_products_price_is_free((int)$prid)) {
// no charge for attribute
} else {
// + or blank adds
if ($attribute_price->fields['price_prefix'] == '-') {
// appears to confuse products priced by attributes
if ($product->fields['product_is_always_free_shipping'] == '1' or $product->fields['products_virtual'] == '1') {
$shipping_attributes_price = zen_get_discount_calc($product->fields['products_id'], $attribute_price->fields['products_attributes_id'], $attribute_price->fields['options_values_price'], $qty);
$freeShippingTotal -= $shipping_attributes_price;
}
if ($attribute_price->fields['attributes_discounted'] == '1') {
// calculate proper discount for attributes
$new_attributes_price = zen_get_discount_calc($product->fields['products_id'], $attribute_price->fields['products_attributes_id'], $attribute_price->fields['options_values_price'], $qty);
$productTotal -= $new_attributes_price;
} else {
$productTotal -= $attribute_price->fields['options_values_price'];
}
} else {
// appears to confuse products priced by attributes
if ($product->fields['product_is_always_free_shipping'] == '1' or $product->fields['products_virtual'] == '1') {
$shipping_attributes_price = zen_get_discount_calc($product->fields['products_id'], $attribute_price->fields['products_attributes_id'], $attribute_price->fields['options_values_price'], $qty);
$freeShippingTotal += $shipping_attributes_price;
}
if ($attribute_price->fields['attributes_discounted'] == '1') {
// calculate proper discount for attributes
$new_attributes_price = zen_get_discount_calc($product->fields['products_id'], $attribute_price->fields['products_attributes_id'], $attribute_price->fields['options_values_price'], $qty);
$productTotal += $new_attributes_price;
} else {
$productTotal += $attribute_price->fields['options_values_price'];
}
} // eof: attribute price
// adjust for downloads
// adjust products price
$check_attribute = $attribute_price->fields['products_attributes_id'];
$sql = "select *
from " . TABLE_PRODUCTS_ATTRIBUTES_DOWNLOAD . "
where products_attributes_id = '" . $check_attribute . "'";
$check_download = $db->Execute($sql);
if ($check_download->RecordCount()) {
// do not count download as free when set to product/download combo
if ($adjust_downloads == 1 and $product->fields['product_is_always_free_shipping'] != 2) {
$freeShippingTotal += $products_price;
$this->free_shipping_item += $qty;
}
// adjust for attributes price
$freeShippingTotal += $new_attributes_price;
//die('I SEE B ' . $this->free_shipping_price);
}
//  echo 'I SEE ' . $this->total . ' vs ' . $this->free_shipping_price . ' items: ' . $this->free_shipping_item. '<br>';
////////////////////////////////////////////////
// calculate additional attribute charges
$chk_price = zen_get_products_base_price($products_id);
$chk_special = zen_get_products_special_price($products_id, false);
// products_options_value_text
if (zen_get_attributes_type($attribute_price->fields['products_attributes_id']) == PRODUCTS_OPTIONS_TYPE_TEXT) {
$text_words = zen_get_word_count_price($this->contents[$products_id]['attributes_values'][$attribute_price->fields['options_id']], $attribute_price->fields['attributes_price_words_free'], $attribute_price->fields['attributes_price_words']);
$text_letters = zen_get_letters_count_price($this->contents[$products_id]['attributes_values'][$attribute_price->fields['options_id']], $attribute_price->fields['attributes_price_letters_free'], $attribute_price->fields['attributes_price_letters']);
$productTotal += $text_letters;
$productTotal += $text_words;
if (($product->fields['product_is_always_free_shipping'] == 1) or ($product->fields['products_virtual'] == 1) or (preg_match('/^GIFT/', addslashes($product->fields['products_model'])))) {
$freeShippingTotal += $text_letters;
$freeShippingTotal += $text_words;
}
}
// attributes_price_factor
$added_charge = 0;
if ($attribute_price->fields['attributes_price_factor'] > 0) {
$added_charge = zen_get_attributes_price_factor($chk_price, $chk_special, $attribute_price->fields['attributes_price_factor'], $attribute_price->fields['attributes_price_factor_offset']);
$productTotal += $added_charge;
if (($product->fields['product_is_always_free_shipping'] == 1) or ($product->fields['products_virtual'] == 1) or (preg_match('/^GIFT/', addslashes($product->fields['products_model'])))) {
$freeShippingTotal += $added_charge;
}
}
// attributes_qty_prices
$added_charge = 0;
if ($attribute_price->fields['attributes_qty_prices'] != '') {
$added_charge = zen_get_attributes_qty_prices_onetime($attribute_price->fields['attributes_qty_prices'], $qty);
$productTotal += $added_charge;
if (($product->fields['product_is_always_free_shipping'] == 1) or ($product->fields['products_virtual'] == 1) or (preg_match('/^GIFT/', addslashes($product->fields['products_model'])))) {
$freeShippingTotal += $added_charge;
}
}
//// one time charges
// attributes_price_onetime
if ($attribute_price->fields['attributes_price_onetime'] > 0) {
$totalOnetimeCharge += $attribute_price->fields['attributes_price_onetime'];
}
// attributes_price_factor_onetime
$added_charge = 0;
if ($attribute_price->fields['attributes_price_factor_onetime'] > 0) {
$chk_price = zen_get_products_base_price($products_id);
$chk_special = zen_get_products_special_price($products_id, false);
$added_charge = zen_get_attributes_price_factor($chk_price, $chk_special, $attribute_price->fields['attributes_price_factor_onetime'], $attribute_price->fields['attributes_price_factor_onetime_offset']);
$totalOnetimeCharge += $added_charge;
}
// attributes_qty_prices_onetime
$added_charge = 0;
if ($attribute_price->fields['attributes_qty_prices_onetime'] != '') {
$chk_price = zen_get_products_base_price($products_id);
$chk_special = zen_get_products_special_price($products_id, false);
$added_charge = zen_get_attributes_qty_prices_onetime($attribute_price->fields['attributes_qty_prices_onetime'], $qty);
$totalOnetimeCharge += $added_charge;
}
////////////////////////////////////////////////
}
}
} // attributes price
// attributes weight
if (isset($this->contents[$products_id]['attributes'])) {
reset($this->contents[$products_id]['attributes']);
while (list($option, $value) = each($this->contents[$products_id]['attributes'])) {
$attribute_weight_query = "select products_attributes_weight, products_attributes_weight_prefix
from " . TABLE_PRODUCTS_ATTRIBUTES . "
where products_id = '" . (int)$prid . "'
and options_id = '" . (int)$option . "'
and options_values_id = '" . (int)$value . "'";
$attribute_weight = $db->Execute($attribute_weight_query);
// adjusted count for free shipping
if ($product->fields['product_is_always_free_shipping'] != 1) {
$new_attributes_weight = $attribute_weight->fields['products_attributes_weight'];
} else {
$new_attributes_weight = 0;
}
// shipping adjustments for Attributes
if (($product->fields['product_is_always_free_shipping'] == 1) or ($product->fields['products_virtual'] == 1) or (preg_match('/^GIFT/', addslashes($product->fields['products_model'])))) {
if ($attribute_weight->fields['products_attributes_weight_prefix'] == '-') {
$this->free_shipping_weight -= ($qty * $attribute_weight->fields['products_attributes_weight']);
} else {
$this->free_shipping_weight += ($qty * $attribute_weight->fields['products_attributes_weight']);
}
}
// + or blank adds
if ($attribute_weight->fields['products_attributes_weight_prefix'] == '-') {
$this->weight -= $qty * $new_attributes_weight;
} else {
$this->weight += $qty * $new_attributes_weight;
}
}
} // attributes weight
/*
// uncomment for odd shipping requirements needing this:
// if 0 weight defined as free shipping adjust for functions free_shipping_price and free_shipping_item
if (($product->fields['products_weight'] == 0 && ORDER_WEIGHT_ZERO_STATUS == 1) && !($product->fields['products_virtual'] == 1) && !(preg_match('/^GIFT/', addslashes($product->fields['products_model']))) && !($product->fields['product_is_always_free_shipping'] == 1)) {
$freeShippingTotal += $products_price;
$this->free_shipping_item += $qty;
}
*/
$this->total += zen_round(zen_add_tax($productTotal, $products_tax), $decimalPlaces) * $qty;
$this->total += zen_round(zen_add_tax($totalOnetimeCharge, $products_tax), $decimalPlaces);
$this->free_shipping_price += zen_round(zen_add_tax($freeShippingTotal, $products_tax), $decimalPlaces) * $qty;
if (($product->fields['product_is_always_free_shipping'] == 1) or ($product->fields['products_virtual'] == 1) or (preg_match('/^GIFT/', addslashes($product->fields['products_model'])))) {
$this->free_shipping_price += zen_round(zen_add_tax($totalOnetimeCharge, $products_tax), $decimalPlaces);
}
}
}
/**
* Method to calculate price of attributes for a given item
*
* @param mixed the product ID of the item to check
* @return decimal the pice of the items attributes
* @global object access to the db object
*/
function attributes_price($products_id) {
global $db;
$attributes_price = 0;
$qty = $this->contents[$products_id]['qty'];
if (isset($this->contents[$products_id]['attributes'])) {
reset($this->contents[$products_id]['attributes']);
while (list($option, $value) = each($this->contents[$products_id]['attributes'])) {
$attribute_price_query = "select *
from " . TABLE_PRODUCTS_ATTRIBUTES . "
where products_id = '" . (int)$products_id . "'
and options_id = '" . (int)$option . "'
and options_values_id = '" . (int)$value . "'";
$attribute_price = $db->Execute($attribute_price_query);
$new_attributes_price = 0;
$discount_type_id = '';
$sale_maker_discount = '';
//          if ($attribute_price->fields['product_attribute_is_free']) {
if ($attribute_price->fields['product_attribute_is_free'] == '1' and zen_get_products_price_is_free((int)$products_id)) {
// no charge
} else {
// + or blank adds
if ($attribute_price->fields['price_prefix'] == '-') {
// calculate proper discount for attributes
if ($attribute_price->fields['attributes_discounted'] == '1') {
$discount_type_id = '';
$sale_maker_discount = '';
$new_attributes_price = zen_get_discount_calc($products_id, $attribute_price->fields['products_attributes_id'], $attribute_price->fields['options_values_price'], $qty);
$attributes_price -= ($new_attributes_price);
} else {
$attributes_price -= $attribute_price->fields['options_values_price'];
}
} else {
if ($attribute_price->fields['attributes_discounted'] == '1') {
// calculate proper discount for attributes
$discount_type_id = '';
$sale_maker_discount = '';
$new_attributes_price = zen_get_discount_calc($products_id, $attribute_price->fields['products_attributes_id'], $attribute_price->fields['options_values_price'], $qty);
$attributes_price += ($new_attributes_price);
} else {
$attributes_price += $attribute_price->fields['options_values_price'];
}
}
//////////////////////////////////////////////////
// calculate additional charges
// products_options_value_text
if (zen_get_attributes_type($attribute_price->fields['products_attributes_id']) == PRODUCTS_OPTIONS_TYPE_TEXT) {
$text_words = zen_get_word_count_price($this->contents[$products_id]['attributes_values'][$attribute_price->fields['options_id']], $attribute_price->fields['attributes_price_words_free'], $attribute_price->fields['attributes_price_words']);
$text_letters = zen_get_letters_count_price($this->contents[$products_id]['attributes_values'][$attribute_price->fields['options_id']], $attribute_price->fields['attributes_price_letters_free'], $attribute_price->fields['attributes_price_letters']);
$attributes_price += $text_letters;
$attributes_price += $text_words;
}
// attributes_price_factor
$added_charge = 0;
if ($attribute_price->fields['attributes_price_factor'] > 0) {
$chk_price = zen_get_products_base_price($products_id);
$chk_special = zen_get_products_special_price($products_id, false);
$added_charge = zen_get_attributes_price_factor($chk_price, $chk_special, $attribute_price->fields['attributes_price_factor'], $attribute_price->fields['attributes_price_factor_offset']);
$attributes_price += $added_charge;
}
// attributes_qty_prices
$added_charge = 0;
if ($attribute_price->fields['attributes_qty_prices'] != '') {
$chk_price = zen_get_products_base_price($products_id);
$chk_special = zen_get_products_special_price($products_id, false);
$added_charge = zen_get_attributes_qty_prices_onetime($attribute_price->fields['attributes_qty_prices'], $this->contents[$products_id]['qty']);
$attributes_price += $added_charge;
}
//////////////////////////////////////////////////
}
// Validate Attributes
if ($attribute_price->fields['attributes_display_only']) {
$_SESSION['valid_to_checkout'] = false;
$_SESSION['cart_errors'] .= zen_get_products_name($attribute_price->fields['products_id'], $_SESSION['languages_id']) . ERROR_PRODUCT_OPTION_SELECTION . '<br />';
}
/*
//// extra testing not required on text attribute this is done in application_top before it gets to the cart
if ($attribute_price->fields['attributes_required']) {
$_SESSION['valid_to_checkout'] = false;
$_SESSION['cart_errors'] .= zen_get_products_name($attribute_price->fields['products_id'], $_SESSION['languages_id'])  . ERROR_PRODUCT_OPTION_SELECTION . '<br />';
}
*/
}
}
return $attributes_price;
}
/**
* Method to calculate one time price of attributes for a given item
*
* @param mixed the product ID of the item to check
* @param decimal item quantity
* @return decimal the pice of the items attributes
* @global object access to the db object
*/
function attributes_price_onetime_charges($products_id, $qty) {
global $db;
$attributes_price_onetime = 0;
if (isset($this->contents[$products_id]['attributes'])) {
reset($this->contents[$products_id]['attributes']);
while (list($option, $value) = each($this->contents[$products_id]['attributes'])) {
$attribute_price_query = "select *
from " . TABLE_PRODUCTS_ATTRIBUTES . "
where products_id = '" . (int)$products_id . "'
and options_id = '" . (int)$option . "'
and options_values_id = '" . (int)$value . "'";
$attribute_price = $db->Execute($attribute_price_query);
$new_attributes_price = 0;
$discount_type_id = '';
$sale_maker_discount = '';
//          if ($attribute_price->fields['product_attribute_is_free']) {
if ($attribute_price->fields['product_attribute_is_free'] == '1' and zen_get_products_price_is_free((int)$products_id)) {
// no charge
} else {
$discount_type_id = '';
$sale_maker_discount = '';
$new_attributes_price = zen_get_discount_calc($products_id, $attribute_price->fields['products_attributes_id'], $attribute_price->fields['options_values_price'], $qty);
//////////////////////////////////////////////////
// calculate additional one time charges
//// one time charges
// attributes_price_onetime
if ($attribute_price->fields['attributes_price_onetime'] > 0) {
if ((int)$products_id != $products_id) {
die('I DO NOT MATCH ' . $products_id);
}
$attributes_price_onetime += $attribute_price->fields['attributes_price_onetime'];
}
// attributes_price_factor_onetime
$added_charge = 0;
if ($attribute_price->fields['attributes_price_factor_onetime'] > 0) {
$chk_price = zen_get_products_base_price($products_id);
$chk_special = zen_get_products_special_price($products_id, false);
$added_charge = zen_get_attributes_price_factor($chk_price, $chk_special, $attribute_price->fields['attributes_price_factor_onetime'], $attribute_price->fields['attributes_price_factor_onetime_offset']);
$attributes_price_onetime += $added_charge;
}
// attributes_qty_prices_onetime
$added_charge = 0;
if ($attribute_price->fields['attributes_qty_prices_onetime'] != '') {
$chk_price = zen_get_products_base_price($products_id);
$chk_special = zen_get_products_special_price($products_id, false);
$added_charge = zen_get_attributes_qty_prices_onetime($attribute_price->fields['attributes_qty_prices_onetime'], $qty);
$attributes_price_onetime += $added_charge;
}
//////////////////////////////////////////////////
}
}
}
return $attributes_price_onetime;
}
/**
* Method to calculate weight of attributes for a given item
*
* @param mixed the product ID of the item to check
* @return decimal the weight of the items attributes
*/
function attributes_weight($products_id) {
global $db;
$attribute_weight = 0;
if (isset($this->contents[$products_id]['attributes'])) {
reset($this->contents[$products_id]['attributes']);
while (list($option, $value) = each($this->contents[$products_id]['attributes'])) {
$attribute_weight_query = "select products_attributes_weight, products_attributes_weight_prefix
from " . TABLE_PRODUCTS_ATTRIBUTES . "
where products_id = '" . (int)$products_id . "'
and options_id = '" . (int)$option . "'
and options_values_id = '" . (int)$value . "'";
$attribute_weight_info = $db->Execute($attribute_weight_query);
// adjusted count for free shipping
$product = $db->Execute("select products_id, product_is_always_free_shipping
from " . TABLE_PRODUCTS . "
where products_id = '" . (int)$products_id . "'");
if ($product->fields['product_is_always_free_shipping'] != 1) {
$new_attributes_weight = $attribute_weight_info->fields['products_attributes_weight'];
} else {
$new_attributes_weight = 0;
}
// + or blank adds
if ($attribute_weight_info->fields['products_attributes_weight_prefix'] == '-') {
$attribute_weight -= $new_attributes_weight;
} else {
$attribute_weight += $attribute_weight_info->fields['products_attributes_weight'];
}
}
}
return $attribute_weight;
}
/**
* Method to return details of all products in the cart
*
* @param boolean whether to check if cart contents are valid
* @return array
*/
function get_products($check_for_valid_cart = false) {
global $db;
$this->notify('NOTIFIER_CART_GET_PRODUCTS_START');
if (!is_array($this->contents)) return false;
$products_array = array();
reset($this->contents);
while (list($products_id, ) = each($this->contents)) {
$products_query = "select p.products_id, p.master_categories_id, p.products_status, pd.products_name, p.products_model, p.products_image,
p.products_price, p.products_weight, p.products_tax_class_id,
p.products_quantity_order_min, p.products_quantity_order_units, p.products_quantity_order_max,
p.product_is_free, p.products_priced_by_attribute,
p.products_discount_type, p.products_discount_type_from
from " . TABLE_PRODUCTS . " p, " . TABLE_PRODUCTS_DESCRIPTION . " pd
where p.products_id = '" . (int)$products_id . "'
and pd.products_id = p.products_id
and pd.language_id = '" . (int)$_SESSION['languages_id'] . "'";
if ($products = $db->Execute($products_query)) {
$prid = $products->fields['products_id'];
$products_price = $products->fields['products_price'];
//fix here
/*
$special_price = zen_get_products_special_price($prid);
if ($special_price) {
$products_price = $special_price;
}
*/
$special_price = zen_get_products_special_price($prid);
if ($special_price and $products->fields['products_priced_by_attribute'] == 0) {
$products_price = $special_price;
} else {
$special_price = 0;
}
if (zen_get_products_price_is_free($products->fields['products_id'])) {
// no charge
$products_price = 0;
}
// adjust price for discounts when priced by attribute
if ($products->fields['products_priced_by_attribute'] == '1' and zen_has_product_attributes($products->fields['products_id'], 'false')) {
// reset for priced by attributes
//            $products_price = $products->fields['products_price'];
if ($special_price) {
$products_price = $special_price;
} else {
$products_price = $products->fields['products_price'];
}
} else {
// discount qty pricing
if ($products->fields['products_discount_type'] != '0') {
$products_price = zen_get_products_discount_price_qty($products->fields['products_id'], $this->contents[$products_id]['qty']);
}
}
// validate cart contents for checkout
if ($check_for_valid_cart == true) {
$fix_once = 0;
// Check products_status if not already
$check_status = $products->fields['products_status'];
if ( $check_status == 0 ) {
$fix_once ++;
$_SESSION['valid_to_checkout'] = false;
$_SESSION['cart_errors'] .= ERROR_PRODUCT . $products->fields['products_name'] . ERROR_PRODUCT_STATUS_SHOPPING_CART . '<br />';
$this->remove($products_id);
} else {
if (isset($this->contents[$products_id]['attributes'])) {
reset($this->contents[$products_id]['attributes']);
$chkcount = 0;
while (list(, $value) = each($this->contents[$products_id]['attributes'])) {
$chkcount ++;
$chk_attributes_exist_query = "select products_id
from " . TABLE_PRODUCTS_ATTRIBUTES . " pa
where pa.products_id = '" . (int)$products_id . "'
and pa.options_values_id = '" . (int)$value . "'";
$chk_attributes_exist = $db->Execute($chk_attributes_exist_query);
//echo 'what is it: ' . ' : ' . $products_id . ' - ' . $value . ' records: ' . $chk_attributes_exist->RecordCount() . ' vs ' . print_r($this->contents[$products_id]) . '<br>';
if ($chk_attributes_exist->EOF) {
$fix_once ++;
$_SESSION['valid_to_checkout'] = false;
$_SESSION['cart_errors'] .= ERROR_PRODUCT_ATTRIBUTES . $products->fields['products_name'] . ERROR_PRODUCT_STATUS_SHOPPING_CART_ATTRIBUTES . '<br />';
$this->remove($products_id);
break;
}
}
}
}
// check only if valid products_status
if ($fix_once == 0) {
$check_quantity = $this->contents[$products_id]['qty'];
$check_quantity_min = $products->fields['products_quantity_order_min'];
// Check quantity min
if ($new_check_quantity = $this->in_cart_mixed($prid) ) {
$check_quantity = $new_check_quantity;
}
}
// Check Quantity Max if not already an error on Minimum
if ($fix_once == 0) {
if ($products->fields['products_quantity_order_max'] != 0 && $check_quantity > $products->fields['products_quantity_order_max']) {
$fix_once ++;
$_SESSION['valid_to_checkout'] = false;
$_SESSION['cart_errors'] .= ERROR_PRODUCT . $products->fields['products_name'] . ERROR_PRODUCT_QUANTITY_MAX_SHOPPING_CART . ERROR_PRODUCT_QUANTITY_ORDERED . $check_quantity  . ' <span class="alertBlack">' . zen_get_products_quantity_min_units_display((int)$prid, false, true) . '</span> ' . '<br />';
}
}
if ($fix_once == 0) {
if ($check_quantity < $check_quantity_min) {
$fix_once ++;
$_SESSION['valid_to_checkout'] = false;
$_SESSION['cart_errors'] .= ERROR_PRODUCT . $products->fields['products_name'] . ERROR_PRODUCT_QUANTITY_MIN_SHOPPING_CART . ERROR_PRODUCT_QUANTITY_ORDERED . $check_quantity  . ' <span class="alertBlack">' . zen_get_products_quantity_min_units_display((int)$prid, false, true) . '</span> ' . '<br />';
}
}
// Check Quantity Units if not already an error on Quantity Minimum
if ($fix_once == 0) {
$check_units = $products->fields['products_quantity_order_units'];
if ( fmod_round($check_quantity,$check_units) != 0 ) {
$_SESSION['valid_to_checkout'] = false;
$_SESSION['cart_errors'] .= ERROR_PRODUCT . $products->fields['products_name'] . ERROR_PRODUCT_QUANTITY_UNITS_SHOPPING_CART . ERROR_PRODUCT_QUANTITY_ORDERED . $check_quantity  . ' <span class="alertBlack">' . zen_get_products_quantity_min_units_display((int)$prid, false, true) . '</span> ' . '<br />';
}
}
// Verify Valid Attributes
}
//clr 030714 update $products_array to include attribute value_text. This is needed for text attributes.
// convert quantity to proper decimals
if (QUANTITY_DECIMALS != 0) {
//          $new_qty = round($new_qty, QUANTITY_DECIMALS);
$fix_qty = $this->contents[$products_id]['qty'];
switch (true) {
case (!strstr($fix_qty, '.')):
$new_qty = $fix_qty;
break;
default:
$new_qty = preg_replace('/[0]+$/','',$this->contents[$products_id]['qty']);
break;
}
} else {
$new_qty = $this->contents[$products_id]['qty'];
}
$check_unit_decimals = zen_get_products_quantity_order_units((int)$products->fields['products_id']);
if (strstr($check_unit_decimals, '.')) {
$new_qty = round($new_qty, QUANTITY_DECIMALS);
} else {
$new_qty = round($new_qty, 0);
}
if ($new_qty == (int)$new_qty) {
$new_qty = (int)$new_qty;
}
$products_array[] = array('id' => $products_id,
'category' => $products->fields['master_categories_id'],
'name' => $products->fields['products_name'],
'model' => $products->fields['products_model'],
'image' => $products->fields['products_image'],
'price' => ($products->fields['product_is_free'] =='1' ? 0 : $products_price),
//                                    'quantity' => $this->contents[$products_id]['qty'],
'quantity' => $new_qty,
'weight' => $products->fields['products_weight'] + $this->attributes_weight($products_id),
// fix here
'final_price' => ($products_price + $this->attributes_price($products_id)),
'onetime_charges' => ($this->attributes_price_onetime_charges($products_id, $new_qty)),
'tax_class_id' => $products->fields['products_tax_class_id'],
'attributes' => (isset($this->contents[$products_id]['attributes']) ? $this->contents[$products_id]['attributes'] : ''),
'attributes_values' => (isset($this->contents[$products_id]['attributes_values']) ? $this->contents[$products_id]['attributes_values'] : ''),
'products_priced_by_attribute' => $products->fields['products_priced_by_attribute'],
'product_is_free' => $products->fields['product_is_free'],
'products_discount_type' => $products->fields['products_discount_type'],
'products_discount_type_from' => $products->fields['products_discount_type_from']);
}
}
$this->notify('NOTIFIER_CART_GET_PRODUCTS_END');
return $products_array;
}
/**
* Method to calculate total price of items in cart
*
* @return decimal Total Price
*/
function show_total() {
$this->notify('NOTIFIER_CART_SHOW_TOTAL_START');
$this->calculate();
$this->notify('NOTIFIER_CART_SHOW_TOTAL_END');
return $this->total;
}
/**
* Method to calculate total weight of items in cart
*
* @return decimal Total Weight
*/
function show_weight() {
$this->calculate();
return $this->weight;
}
/**
* Method to generate a cart ID
*
* @param length of ID to generate
* @return string cart ID
*/
function generate_cart_id($length = 5) {
return zen_create_random_value($length, 'digits');
}
/**
* Method to calculate the content type of a cart
*
* @param boolean whether to test for Gift Vouchers only
* @return string
*/
function get_content_type($gv_only = 'false') {
global $db;
$this->content_type = false;
$gift_voucher = 0;
//      if ( (DOWNLOAD_ENABLED == 'true') && ($this->count_contents() > 0) ) {
if ( $this->count_contents() > 0 ) {
reset($this->contents);
while (list($products_id, ) = each($this->contents)) {
$free_ship_check = $db->Execute("select products_virtual, products_model, products_price, product_is_always_free_shipping from " . TABLE_PRODUCTS . " where products_id = '" . zen_get_prid($products_id) . "'");
$virtual_check = false;
if (preg_match('/^GIFT/', addslashes($free_ship_check->fields['products_model']))) {
$gift_voucher += ($free_ship_check->fields['products_price'] + $this->attributes_price($products_id)) * $this->contents[$products_id]['qty'];
}
// product_is_always_free_shipping = 2 is special requires shipping
// Example: Product with download
if (isset($this->contents[$products_id]['attributes']) and $free_ship_check->fields['product_is_always_free_shipping'] != 2) {
reset($this->contents[$products_id]['attributes']);
while (list(, $value) = each($this->contents[$products_id]['attributes'])) {
$virtual_check_query = "select count(*) as total
from " . TABLE_PRODUCTS_ATTRIBUTES . " pa, "
. TABLE_PRODUCTS_ATTRIBUTES_DOWNLOAD . " pad
where pa.products_id = '" . (int)$products_id . "'
and pa.options_values_id = '" . (int)$value . "'
and pa.products_attributes_id = pad.products_attributes_id";
$virtual_check = $db->Execute($virtual_check_query);
if ($virtual_check->fields['total'] > 0) {
switch ($this->content_type) {
case 'physical':
$this->content_type = 'mixed';
if ($gv_only == 'true') {
return $gift_voucher;
} else {
return $this->content_type;
}
break;
default:
$this->content_type = 'virtual';
break;
}
} else {
switch ($this->content_type) {
case 'virtual':
if ($free_ship_check->fields['products_virtual'] == '1') {
$this->content_type = 'virtual';
} else {
$this->content_type = 'mixed';
if ($gv_only == 'true') {
return $gift_voucher;
} else {
return $this->content_type;
}
}
break;
case 'physical':
if ($free_ship_check->fields['products_virtual'] == '1') {
$this->content_type = 'mixed';
if ($gv_only == 'true') {
return $gift_voucher;
} else {
return $this->content_type;
}
} else {
$this->content_type = 'physical';
}
break;
default:
if ($free_ship_check->fields['products_virtual'] == '1') {
$this->content_type = 'virtual';
} else {
$this->content_type = 'physical';
}
}
}
}
} else {
switch ($this->content_type) {
case 'virtual':
if ($free_ship_check->fields['products_virtual'] == '1') {
$this->content_type = 'virtual';
} else {
$this->content_type = 'mixed';
if ($gv_only == 'true') {
return $gift_voucher;
} else {
return $this->content_type;
}
}
break;
case 'physical':
if ($free_ship_check->fields['products_virtual'] == '1') {
$this->content_type = 'mixed';
if ($gv_only == 'true') {
return $gift_voucher;
} else {
return $this->content_type;
}
} else {
$this->content_type = 'physical';
}
break;
default:
if ($free_ship_check->fields['products_virtual'] == '1') {
$this->content_type = 'virtual';
} else {
$this->content_type = 'physical';
}
}
}
}
} else {
$this->content_type = 'physical';
}
if ($gv_only == 'true') {
return $gift_voucher;
} else {
return $this->content_type;
}
}
/**
* Method to unserialize a cart object
*
* @deprecated
* @private
*/
function unserialize($broken) {
for(reset($broken);$kv=each($broken);) {
$key=$kv['key'];
if (gettype($this->$key)!="user function")
$this->$key=$kv['value'];
}
}
/**
* Method to calculate item quantity, bounded the mixed/min units settings
*
* @param boolean product id of item to check
* @return deciaml
*/
function in_cart_mixed($products_id) {
global $db;
// if nothing is in cart return 0
if (!is_array($this->contents)) return 0;
// check if mixed is on
//      $product = $db->Execute("select products_id, products_quantity_mixed from " . TABLE_PRODUCTS . " where products_id='" . (int)$products_id . "' limit 1");
$product = $db->Execute("select products_id, products_quantity_mixed from " . TABLE_PRODUCTS . " where products_id='" . zen_get_prid($products_id) . "' limit 1");
// if mixed attributes is off return qty for current attribute selection
if ($product->fields['products_quantity_mixed'] == '0') {
return $this->get_quantity($products_id);
}
// compute total quantity regardless of attributes
$in_cart_mixed_qty = 0;
$chk_products_id= zen_get_prid($products_id);
// added for new code - Ajeh
global $cart, $messageStack;
// reset($this->contents); // breaks cart
$check_contents = $this->contents;
reset($check_contents);
while (list($products_id, ) = each($check_contents)) {
$test_id = zen_get_prid($products_id);
//$messageStack->add_session('header', 'Product: ' . $products_id . ' test_id: ' . $test_id . '<br>', 'error');
if ($test_id == $chk_products_id) {
//$messageStack->add_session('header', 'MIXED: ' . $products_id . ' test_id: ' . $test_id . ' qty:' . $check_contents[$products_id]['qty'] . ' in_cart_mixed_qty: ' . $in_cart_mixed_qty . '<br><br>', 'error');
$in_cart_mixed_qty += $check_contents[$products_id]['qty'];
}
}
//$messageStack->add_session('header', 'FINAL: in_cart_mixed_qty: ' . 'PRODUCT: ' . $test_id . ' in cart:' . $in_cart_mixed_qty . '<br><br>', 'error');
return $in_cart_mixed_qty;
}
/**
* Method to calculate item quantity, bounded the mixed/min units settings
*
* @param boolean product id of item to check
* @return deciaml
*/
function in_cart_mixed_discount_quantity($products_id) {
global $db;
// if nothing is in cart return 0
if (!is_array($this->contents)) return 0;
// check if mixed is on
//      $product = $db->Execute("select products_id, products_mixed_discount_quantity from " . TABLE_PRODUCTS . " where products_id='" . (int)$products_id . "' limit 1");
$product = $db->Execute("select products_id, products_mixed_discount_quantity from " . TABLE_PRODUCTS . " where products_id='" . zen_get_prid($products_id) . "' limit 1");
// if mixed attributes is off return qty for current attribute selection
if ($product->fields['products_mixed_discount_quantity'] == '0') {
return $this->get_quantity($products_id);
}
// compute total quantity regardless of attributes
$in_cart_mixed_qty_discount_quantity = 0;
$chk_products_id= zen_get_prid($products_id);
// reset($this->contents); // breaks cart
$check_contents = $this->contents;
reset($check_contents);
while (list($products_id, ) = each($check_contents)) {
$test_id = zen_get_prid($products_id);
if ($test_id == $chk_products_id) {
$in_cart_mixed_qty_discount_quantity += $check_contents[$products_id]['qty'];
}
}
return $in_cart_mixed_qty_discount_quantity;
}
/**
* Method to calculate the number of items in a cart based on an abitrary property
*
* $check_what is the fieldname example: 'products_is_free'
* $check_value is the value being tested for - default is 1
* Syntax: $_SESSION['cart']->in_cart_check('product_is_free','1');
*
* @param string product field to check
* @param mixed value to check for
* @return integer number of items matching restraint
*/
function in_cart_check($check_what, $check_value='1') {
global $db;
// if nothing is in cart return 0
if (!is_array($this->contents)) return 0;
// compute total quantity for field
$in_cart_check_qty=0;
reset($this->contents);
while (list($products_id, ) = each($this->contents)) {
$testing_id = zen_get_prid($products_id);
// check if field it true
$product_check = $db->Execute("select " . $check_what . " as check_it from " . TABLE_PRODUCTS . " where products_id='" . $testing_id . "' limit 1");
if ($product_check->fields['check_it'] == $check_value) {
$in_cart_check_qty += $this->contents[$products_id]['qty'];
}
}
return $in_cart_check_qty;
}
/**
* Method to check whether cart contains only Gift Vouchers
*
* @return mixed value of Gift Vouchers in cart
*/
function gv_only() {
$gift_voucher = $this->get_content_type(true);
return $gift_voucher;
}
/**
* Method to return the number of free shipping items in the cart
*
* @return decimal
*/
function free_shipping_items() {
$this->calculate();
return $this->free_shipping_item;
}
/**
* Method to return the total price of free shipping items in the cart
*
* @return decimal
*/
function free_shipping_prices() {
$this->calculate();
return $this->free_shipping_price;
}
/**
* Method to return the total weight of free shipping items in the cart
*
* @return decimal
*/
function free_shipping_weight() {
$this->calculate();
return $this->free_shipping_weight;
}
/**
* Method to handle cart Action - update product
*
* @param string forward destination
* @param url parameters
*/
function actionUpdateProduct($goto, $parameters) {
global $messageStack;
for ($i=0, $n=sizeof($_POST['products_id']); $i<$n; $i++) {
$adjust_max= 'false';
if ($_POST['cart_quantity'][$i] == '') {
$_POST['cart_quantity'][$i] = 0;
}
if (!is_numeric($_POST['cart_quantity'][$i]) || $_POST['cart_quantity'][$i] < 0) {
$messageStack->add_session('header', ERROR_CORRECTIONS_HEADING . ERROR_PRODUCT_QUANTITY_UNITS_SHOPPING_CART . zen_get_products_name($_POST['products_id'][$i]) . ' ' . PRODUCTS_ORDER_QTY_TEXT . zen_output_string_protected($_POST['cart_quantity'][$i]), 'error');
continue;
}
if ( in_array($_POST['products_id'][$i], (is_array($_POST['cart_delete']) ? $_POST['cart_delete'] : array())) or $_POST['cart_quantity'][$i]==0) {
$this->remove($_POST['products_id'][$i]);
} else {
$add_max = zen_get_products_quantity_order_max($_POST['products_id'][$i]); // maximum allowed
$cart_qty = $this->in_cart_mixed($_POST['products_id'][$i]); // total currently in cart
//$messageStack->add_session('header', 'actionUpdateProduct Products_id: ' . $_POST['products_id'] . ' qty: ' . $cart_qty . ' <br>', 'caution');
$new_qty = $_POST['cart_quantity'][$i]; // new quantity
$current_qty = $this->get_quantity($_POST['products_id'][$i]); // how many currently in cart for attribute
$chk_mixed = zen_get_products_quantity_mixed($_POST['products_id'][$i]); // use mixed
//echo 'I SEE actionUpdateProduct: ' . $_POST['products_id'] . ' ' . $_POST['products_id'][$i] . '<br>';
$new_qty = $this->adjust_quantity($new_qty, $_POST['products_id'][$i], 'shopping_cart');
//die('I see Update Cart: ' . $_POST['products_id'][$i] . ' add qty: ' . $add_max . ' - cart qty: ' . $cart_qty . ' - newqty: ' . $new_qty);
if (($add_max == 1 and $cart_qty == 1) && $new_qty != $cart_qty) {
// do not add
$adjust_max= 'true';
} else {
if ($add_max != 0) {
//$messageStack->add_session('shopping_cart', 'PROCESSING MAX: Update Cart chk_mixed false: ' . $_POST['products_id'][$i] . ' add max: ' . $add_max . ' - cart qty: ' . $cart_qty . ' - newqty: ' . $new_qty . ' current_quantity: ' . $current_qty, 'warning');
// adjust quantity if needed
//          if ($add_max != 0 && $new_qty > $current_qty && ($cart_quantity - $current_qty + $new_qty) != 0 && (($cart_quantity - $current_qty + $new_qty) + $cart_qty > $add_max)) {
switch (true) {
case ($new_qty == $current_qty): // no change
//$messageStack->add_session('shopping_cart', 'I see NEW=CURRENT Update Cart chk_mixed false: ' . $_POST['products_id'][$i] . ' add max: ' . $add_max . ' - cart qty: ' . $cart_qty . ' - newqty: ' . $new_qty . ' current_quantity: ' . $current_qty, 'warning');
$adjust_max= 'false';
$new_qty = $current_qty;
break;
case ($new_qty > $add_max && $chk_mixed == false):
//$messageStack->add_session('shopping_cart', 'I see Update Cart chk_mixed false: ' . $_POST['products_id'][$i] . ' add max: ' . $add_max . ' - cart qty: ' . $cart_qty . ' - newqty: ' . $new_qty . ' something: ' . $something_qty, 'warning');
$adjust_max= 'true';
$new_qty = $add_max ;
break;
case (($add_max - $cart_qty + $new_qty >= $add_max) && $new_qty > $add_max && $chk_mixed == true):
//$messageStack->add_session('shopping_cart', 'I see NEW > ADD Update Cart chk_mixed true: ' . $_POST['products_id'][$i] . ' add max: ' . $add_max . ' - cart qty: ' . $cart_qty . ' + newqty: ' . $new_qty, 'warning');
$adjust_max= 'true';
$requested_qty = $new_qty;
$new_qty = $current_qty;
break;
case (($cart_qty + $new_qty - $current_qty > $add_max) && $chk_mixed == true):
//$messageStack->add_session('shopping_cart', 'I see CART + NEW - CURRENT > ADD Update Cart chk_mixed true: ' . $_POST['products_id'][$i] . ' add max: ' . $add_max . ' - cart qty: ' . $cart_qty . ' + newqty: ' . $new_qty . ' current_qty: ' . $current_qty, 'warning');
$adjust_max= 'true';
$requested_qty = $new_qty;
$new_qty = $current_qty;
break;
default:
//$messageStack->add_session('shopping_cart', 'I see DEFAULT Cart - TURN OFF<br>: ' . $_POST['products_id'][$i] . ' add max: ' . $add_max . ' - cart qty: ' . $cart_qty . ' + newqty: ' . $new_qty . '<br>' . 'current: ' . $current_qty, 'warning');
$adjust_max= 'false';
}
$attributes = ($_POST['id'][$_POST['products_id'][$i]]) ? $_POST['id'][$_POST['products_id'][$i]] : '';
$this->add_cart($_POST['products_id'][$i], $new_qty, $attributes, false);
} else {
// adjust minimum and units
$attributes = ($_POST['id'][$_POST['products_id'][$i]]) ? $_POST['id'][$_POST['products_id'][$i]] : '';
$this->add_cart($_POST['products_id'][$i], $new_qty, $attributes, false);
}
}
if ($adjust_max == 'true') {
//          $messageStack->add_session('shopping_cart', ERROR_MAXIMUM_QTY . ' A: - ' . zen_get_products_name($_POST['products_id'][$i]), 'caution');
//$messageStack->add_session('shopping_cart', 'actionUpdateProduct<br>' . ERROR_MAXIMUM_QTY . zen_get_products_name($_POST['products_id'][$i]) . '<br>Requested: ' . $requested_qty . ' current: ' . $current_qty , 'caution');
$messageStack->add_session('shopping_cart', ERROR_MAXIMUM_QTY . zen_get_products_name($_POST['products_id'][$i]), 'caution');
} else {
// display message if all is good and not on shopping_cart page
if (DISPLAY_CART == 'false' && $_GET['main_page'] != FILENAME_SHOPPING_CART) {
$messageStack->add_session('header', SUCCESS_ADDED_TO_CART_PRODUCT, 'success');
}
}
}
}
zen_redirect(zen_href_link($goto, zen_get_all_get_params($parameters)));
}
/**
* Method to handle cart Action - add product
*
* @param string forward destination
* @param url parameters
*/
function actionAddProduct($goto, $parameters) {
global $messageStack, $db;
if (isset($_POST['products_id']) && is_numeric($_POST['products_id'])) {
// verify attributes and quantity first
$the_list = '';
$adjust_max= 'false';
if (isset($_POST['id'])) {
foreach ($_POST['id'] as $key => $value) {
$check = zen_get_attributes_valid($_POST['products_id'], $key, $value);
if ($check == false) {
$the_list .= TEXT_ERROR_OPTION_FOR . '<span class="alertBlack">' . zen_options_name($key) . '</span>' . TEXT_INVALID_SELECTION . '<span class="alertBlack">' . (zen_values_name($value) == 'TEXT' ? TEXT_INVALID_USER_INPUT : zen_values_name($value)) . '</span>' . '<br />';
}
}
}
// verify qty to add
//          $real_ids = $_POST['id'];
//die('I see Add to Cart: ' . $_POST['products_id'] . 'real id ' . zen_get_uprid($_POST['products_id'], $real_ids) . ' add qty: ' . $add_max . ' - cart qty: ' . $cart_qty . ' - newqty: ' . $new_qty);
$add_max = zen_get_products_quantity_order_max($_POST['products_id']);
$cart_qty = $this->in_cart_mixed($_POST['products_id']);
//$messageStack->add_session('header', 'actionAddProduct Products_id: ' . $_POST['products_id'] . ' qty: ' . $cart_qty . ' <br>', 'caution');
$new_qty = $_POST['cart_quantity'];
//echo 'I SEE actionAddProduct: ' . $_POST['products_id'] . '<br>';
$new_qty = $this->adjust_quantity($new_qty, $_POST['products_id'], 'shopping_cart');
if (($add_max == 1 and $cart_qty == 1)) {
// do not add
$new_qty = 0;
$adjust_max= 'true';
} else {
// adjust quantity if needed
if (($new_qty + $cart_qty > $add_max) and $add_max != 0) {
$adjust_max= 'true';
$new_qty = $add_max - $cart_qty;
}
}
if ((zen_get_products_quantity_order_max($_POST['products_id']) == 1 and $this->in_cart_mixed($_POST['products_id']) == 1)) {
// do not add
} else {
// process normally
// bof: set error message
if ($the_list != '') {
$messageStack->add('product_info', ERROR_CORRECTIONS_HEADING . $the_list, 'caution');
//          $messageStack->add('header', 'REMOVE ME IN SHOPPING CART CLASS BEFORE RELEASE<br/><BR />' . ERROR_CORRECTIONS_HEADING . $the_list, 'error');
} else {
// process normally
// iii 030813 added: File uploading: save uploaded files with unique file names
$real_ids = isset($_POST['id']) ? $_POST['id'] : "";
if (isset($_GET['number_of_uploads']) && $_GET['number_of_uploads'] > 0) {
/**
* Need the upload class for attribute type that allows user uploads.
*
*/
include(DIR_WS_CLASSES . 'upload.php');
for ($i = 1, $n = $_GET['number_of_uploads']; $i <= $n; $i++) {
if (zen_not_null($_FILES['id']['tmp_name'][TEXT_PREFIX . $_POST[UPLOAD_PREFIX . $i]]) and ($_FILES['id']['tmp_name'][TEXT_PREFIX . $_POST[UPLOAD_PREFIX . $i]] != 'none')) {
$products_options_file = new upload('id');
$products_options_file->set_destination(DIR_FS_UPLOADS);
$products_options_file->set_output_messages('session');
if ($products_options_file->parse(TEXT_PREFIX . $_POST[UPLOAD_PREFIX . $i])) {
$products_image_extension = substr($products_options_file->filename, strrpos($products_options_file->filename, '.'));
if ($_SESSION['customer_id']) {
$db->Execute("insert into " . TABLE_FILES_UPLOADED . " (sesskey, customers_id, files_uploaded_name) values('" . zen_session_id() . "', '" . $_SESSION['customer_id'] . "', '" . zen_db_input($products_options_file->filename) . "')");
} else {
$db->Execute("insert into " . TABLE_FILES_UPLOADED . " (sesskey, files_uploaded_name) values('" . zen_session_id() . "', '" . zen_db_input($products_options_file->filename) . "')");
}
$insert_id = $db->Insert_ID();
$real_ids[TEXT_PREFIX . $_POST[UPLOAD_PREFIX . $i]] = $insert_id . ". " . $products_options_file->filename;
$products_options_file->set_filename("$insert_id" . $products_image_extension);
if (!($products_options_file->save())) {
break;
}
} else {
break;
}
} else { // No file uploaded -- use previous value
$real_ids[TEXT_PREFIX . $_POST[UPLOAD_PREFIX . $i]] = $_POST[TEXT_PREFIX . UPLOAD_PREFIX . $i];
}
}
}
$this->add_cart($_POST['products_id'], $this->get_quantity(zen_get_uprid($_POST['products_id'], $real_ids))+($new_qty), $real_ids);
// iii 030813 end of changes.
} // eof: set error message
} // eof: quantity maximum = 1
if ($adjust_max == 'true') {
//        $messageStack->add_session('shopping_cart', ERROR_MAXIMUM_QTY . ' B: - ' . zen_get_products_name($_POST['products_id']), 'caution');
$messageStack->add_session('shopping_cart', ERROR_MAXIMUM_QTY . zen_get_products_name($_POST['products_id']), 'caution');
//$messageStack->add_session('shopping_cart', 'actionAddProduct<br>' . ERROR_MAXIMUM_QTY . zen_get_products_name($_POST['products_id']), 'caution');
}
}
if ($the_list == '') {
// no errors
// display message if all is good and not on shopping_cart page
if (DISPLAY_CART == 'false' && $_GET['main_page'] != FILENAME_SHOPPING_CART) {
$messageStack->add_session('header', SUCCESS_ADDED_TO_CART_PRODUCT, 'success');
}
		if(isset($_POST['return_id'])&&zen_not_null($_POST['return_id'])){
$parameters[]='products_id';
    zen_redirect(zen_href_link($goto, zen_get_all_get_params($parameters).'&products_id='.$_POST['return_id']));
		}	else{
        zen_redirect(zen_href_link($goto, zen_get_all_get_params($parameters)));
		}
//zen_redirect(zen_href_link($goto, zen_get_all_get_params($parameters)));
} else {
// errors - display popup message
}
}
/**
* Method to handle cart Action - buy now
*
* @param string forward destination
* @param url parameters
*/
function actionBuyNow($goto, $parameters) {
global $messageStack;
if (isset($_GET['products_id'])) {
if (zen_has_product_attributes($_GET['products_id'])) {
zen_redirect(zen_href_link(zen_get_info_page($_GET['products_id']), 'products_id=' . $_GET['products_id']));
} else {
$add_max = zen_get_products_quantity_order_max($_GET['products_id']);
$cart_qty = $this->in_cart_mixed($_GET['products_id']);
$new_qty = zen_get_buy_now_qty($_GET['products_id']);
//die('I see Buy Now Cart: ' . $add_max . ' - cart qty: ' . $cart_qty . ' - newqty: ' . $new_qty);
if (($add_max == 1 and $cart_qty == 1)) {
// do not add
$new_qty = 0;
} else {
// adjust quantity if needed
if (($new_qty + $cart_qty > $add_max) and $add_max != 0) {
$new_qty = $add_max - $cart_qty;
}
}
if ((zen_get_products_quantity_order_max($_GET['products_id']) == 1 and $this->in_cart_mixed($_GET['products_id']) == 1)) {
// do not add
} else {
// check for min/max and add that value or 1
// $add_qty = zen_get_buy_now_qty($_GET['products_id']);
//                                    $_SESSION['cart']->add_cart($_GET['products_id'], $_SESSION['cart']->get_quantity($_GET['products_id'])+$add_qty);
$this->add_cart($_GET['products_id'], $this->get_quantity($_GET['products_id'])+$new_qty);
}
}
}
// display message if all is good and not on shopping_cart page
if (DISPLAY_CART == 'false' && $_GET['main_page'] != FILENAME_SHOPPING_CART) {
$messageStack->add_session('header', SUCCESS_ADDED_TO_CART_PRODUCT, 'success');
}
if (is_array($parameters) && !in_array('products_id', $parameters) && !strpos($goto, 'reviews') > 5) $parameters[] = 'products_id';
zen_redirect(zen_href_link($goto, zen_get_all_get_params($parameters)));
}
/**
* Method to handle cart Action - multiple add products
*
* @param string forward destination
* @param url parameters
* @todo change while loop to a foreach
*/
function actionMultipleAddProduct($goto, $parameters) {
global $messageStack;
$addCount = 0;
if (is_array($_POST['products_id']) && sizeof($_POST['products_id']) > 0) {
while ( list( $key, $val ) = each($_POST['products_id']) ) {
if ($val > 0) {
$adjust_max = false;
$prodId = preg_replace('/[^0-9a-f:.]/', '', $key);
$qty = $val;
$add_max = zen_get_products_quantity_order_max($prodId);
$cart_qty = $this->in_cart_mixed($prodId);
//        $new_qty = $qty;
//echo 'I SEE actionMultipleAddProduct: ' . $prodId . '<br>';
$new_qty = $this->adjust_quantity($qty, $prodId, 'shopping_cart');
if (($add_max == 1 and $cart_qty == 1)) {
// do not add
$adjust_max= 'true';
} else {
// adjust quantity if needed
if (($new_qty + $cart_qty > $add_max) and $add_max != 0) {
$adjust_max= 'true';
$new_qty = $add_max - $cart_qty;
}
$this->add_cart($prodId, $this->get_quantity($prodId)+($new_qty));
$addCount++;
}
if ($adjust_max == 'true') {
//            $messageStack->add_session('shopping_cart', ERROR_MAXIMUM_QTY . ' C: - ' . zen_get_products_name($prodId), 'caution');
//$messageStack->add_session('shopping_cart', 'actionMultipleAddProduct<br>' . ERROR_MAXIMUM_QTY . zen_get_products_name($prodId), 'caution');
$messageStack->add_session('shopping_cart', ERROR_MAXIMUM_QTY . zen_get_products_name($prodId), 'caution');
}
}
}
// display message if all is good and not on shopping_cart page
if ($addCount && DISPLAY_CART == 'false' && $_GET['main_page'] != FILENAME_SHOPPING_CART) {
$messageStack->add_session('header', SUCCESS_ADDED_TO_CART_PRODUCTS, 'success');
}
zen_redirect(zen_href_link($goto, zen_get_all_get_params($parameters)));
}
}
/**
* Method to handle cart Action - notify
*
* @param string forward destination
* @param url parameters
*/
function actionNotify($goto, $parameters) {
global $db;
if ($_SESSION['customer_id']) {
if (isset($_GET['products_id'])) {
$notify = $_GET['products_id'];
} elseif (isset($_GET['notify'])) {
$notify = $_GET['notify'];
} elseif (isset($_POST['notify'])) {
$notify = $_POST['notify'];
} else {
zen_redirect(zen_href_link($_GET['main_page'], zen_get_all_get_params(array('action', 'notify', 'main_page'))));
}
if (!is_array($notify)) $notify = array($notify);
for ($i=0, $n=sizeof($notify); $i<$n; $i++) {
$check_query = "select count(*) as count
from " . TABLE_PRODUCTS_NOTIFICATIONS . "
where products_id = '" . $notify[$i] . "'
and customers_id = '" . $_SESSION['customer_id'] . "'";
$check = $db->Execute($check_query);
if ($check->fields['count'] < 1) {
$sql = "insert into " . TABLE_PRODUCTS_NOTIFICATIONS . "
(products_id, customers_id, date_added)
values ('" . $notify[$i] . "', '" . $_SESSION['customer_id'] . "', now())";
$db->Execute($sql);
}
}
//      zen_redirect(zen_href_link($_GET['main_page'], zen_get_all_get_params(array('action', 'notify', 'main_page'))));
//      zen_redirect(zen_href_link(FILENAME_ACCOUNT_NOTIFICATIONS, zen_get_all_get_params(array('action', 'notify', 'main_page'))));
zen_redirect(zen_href_link($_GET['main_page'], zen_get_all_get_params(array('action', 'main_page'))));
} else {
$_SESSION['navigation']->set_snapshot();
zen_redirect(zen_href_link(FILENAME_LOGIN, '', 'SSL'));
}
}
/**
* Method to handle cart Action - notify remove
*
* @param string forward destination
* @param url parameters
*/
function actionNotifyRemove($goto, $parameters) {
global $db;
if ($_SESSION['customer_id'] && isset($_GET['products_id'])) {
$check_query = "select count(*) as count
from " . TABLE_PRODUCTS_NOTIFICATIONS . "
where products_id = '" . $_GET['products_id'] . "'
and customers_id = '" . $_SESSION['customer_id'] . "'";
$check = $db->Execute($check_query);
if ($check->fields['count'] > 0) {
$sql = "delete from " . TABLE_PRODUCTS_NOTIFICATIONS . "
where products_id = '" . $_GET['products_id'] . "'
and customers_id = '" . $_SESSION['customer_id'] . "'";
$db->Execute($sql);
}
zen_redirect(zen_href_link($_GET['main_page'], zen_get_all_get_params(array('action', 'main_page'))));
} else {
$_SESSION['navigation']->set_snapshot();
zen_redirect(zen_href_link(FILENAME_LOGIN, '', 'SSL'));
}
}
/**
* Method to handle cart Action - Customer Order
*
* @param string forward destination
* @param url parameters
*/
function actionCustomerOrder($goto, $parameters) {
global $zco_page;
global $messageStack;
if ($_SESSION['customer_id'] && isset($_GET['pid'])) {
if (zen_has_product_attributes($_GET['pid'])) {
zen_redirect(zen_href_link(zen_get_info_page($_GET['pid']), 'products_id=' . $_GET['pid']));
} else {
$this->add_cart($_GET['pid'], $this->get_quantity($_GET['pid'])+1);
}
}
// display message if all is good and not on shopping_cart page
if (DISPLAY_CART == 'false' && $_GET['main_page'] != FILENAME_SHOPPING_CART) {
$messageStack->add_session('header', SUCCESS_ADDED_TO_CART_PRODUCT, 'success');
}
zen_redirect(zen_href_link($goto, zen_get_all_get_params($parameters)));
}
/**
* Method to handle cart Action - remove product
*
* @param string forward destination
* @param url parameters
*/
function actionRemoveProduct($goto, $parameters) {
if (isset($_GET['product_id']) && zen_not_null($_GET['product_id'])) $this->remove($_GET['product_id']);
zen_redirect(zen_href_link($goto, zen_get_all_get_params($parameters)));
}
/**
* Method to handle cart Action - user action
*
* @param string forward destination
* @param url parameters
*/
function actionCartUserAction($goto, $parameters) {
$this->notify('NOTIFY_CART_USER_ACTION');
}
/**
* calculate quantity adjustments based on restrictions
* USAGE:  $qty = $this->adjust_quantity($qty, (int)$products_id, 'shopping_cart');
*
* @param float $check_qty
* @param int $products
* @param string $message
*/
function adjust_quantity($check_qty, $products, $stack = 'shopping_cart') {
global $messageStack;
if ($stack == '' || $stack == FALSE) $stack = 'shopping_cart';
$old_quantity = $check_qty;
if (QUANTITY_DECIMALS != 0) {
//          $new_qty = round($new_qty, QUANTITY_DECIMALS);
$fix_qty = $check_qty;
switch (true) {
case (!strstr($fix_qty, '.')):
$new_qty = $fix_qty;
//            $messageStack->add_session('shopping_cart', ERROR_QUANTITY_ADJUSTED . zen_get_products_name($products) . ' - ' . $old_quantity . ' => ' . $new_qty, 'caution');
break;
default:
$new_qty = preg_replace('/[0]+$/','', $check_qty);
//            $messageStack->add_session('shopping_cart', 'A: ' . ERROR_QUANTITY_ADJUSTED . zen_get_products_name($products) . ' - ' . $old_quantity . ' => ' . $new_qty, 'caution');
break;
}
} else {
if ($check_qty != round($check_qty, QUANTITY_DECIMALS)) {
$new_qty = round($check_qty, QUANTITY_DECIMALS);
$messageStack->add_session($stack, ERROR_QUANTITY_ADJUSTED . zen_get_products_name($products) . ERROR_QUANTITY_CHANGED_FROM . $old_quantity . ERROR_QUANTITY_CHANGED_TO . $new_qty, 'caution');
} else {
$new_qty = $check_qty;
}
}
return $new_qty;
}
}