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<?php
namespace Opencart\System\Library\Cart;
/**
* Class Cart
*
* @package Opencart\System\Library\Cart
*/
class Cart {
/**
* @var object
*/
private object $db;
/**
* @var object
*/
private object $config;
/**
* @var object
*/
private object $customer;
/**
* @var object
*/
private object $session;
/**
* @var object
*/
private object $tax;
/**
* @var object
*/
private object $weight;
/**
* @var array<int, array<string, mixed>>
*/
private array $data = [];
/**
* Constructor
*
* @param \Opencart\System\Engine\Registry $registry
*/
public function __construct(\Opencart\System\Engine\Registry $registry) {
$this->db = $registry->get('db');
$this->config = $registry->get('config');
$this->customer = $registry->get('customer');
$this->session = $registry->get('session');
$this->tax = $registry->get('tax');
$this->weight = $registry->get('weight');
// Remove all the expired carts for visitors who never registered
$this->db->query("DELETE FROM `" . DB_PREFIX . "cart` WHERE `store_id` = '" . (int)$this->config->get('config_store_id') . "' AND `customer_id` = '0' AND `date_added` < DATE_SUB(NOW(), INTERVAL " . (int)$this->config->get('config_session_expire') . " SECOND)");
if ($this->customer->isLogged()) {
// We want to change the session ID on all the old items in the customers cart
$this->db->query("UPDATE `" . DB_PREFIX . "cart` SET `session_id` = '" . $this->db->escape($this->session->getId()) . "', `date_added` = NOW() WHERE `store_id` = '" . (int)$this->config->get('config_store_id') . "' AND `customer_id` = '" . (int)$this->customer->getId() . "'");
// Once the customer is logged in we want to update the customers cart
$this->db->query("UPDATE `" . DB_PREFIX . "cart` SET `customer_id` = '" . (int)$this->customer->getId() . "', `date_added` = NOW() WHERE `store_id` = '" . (int)$this->config->get('config_store_id') . "' AND `customer_id` = '0' AND `session_id` = '" . $this->db->escape($this->session->getId()) . "'");
}
// Populate the cart data
$this->data = $this->getProducts();
}
/**
* Get Products
*
* @return array<int, array<string, mixed>> product records
*
* @example
*
* $cart = $this->cart->getProducts();
*/
public function getProducts(): array {
if (!$this->data) {
$cart_query = $this->db->query("SELECT * FROM `" . DB_PREFIX . "cart` WHERE `store_id` = '" . (int)$this->config->get('config_store_id') . "' AND `customer_id` = '" . (int)$this->customer->getId() . "' AND `session_id` = '" . $this->db->escape($this->session->getId()) . "'");
foreach ($cart_query->rows as $cart) {
$stock_status = true;
$product_query = $this->db->query("SELECT * FROM `" . DB_PREFIX . "product_to_store` `p2s` LEFT JOIN `" . DB_PREFIX . "product` `p` ON (`p2s`.`product_id` = `p`.`product_id`) LEFT JOIN `" . DB_PREFIX . "product_description` `pd` ON (`p`.`product_id` = `pd`.`product_id`) WHERE `p2s`.`store_id` = '" . (int)$this->config->get('config_store_id') . "' AND `p2s`.`product_id` = '" . (int)$cart['product_id'] . "' AND `pd`.`language_id` = '" . (int)$this->config->get('config_language_id') . "' AND `p`.`date_available` <= NOW() AND `p`.`status` = '1'");
if ($product_query->num_rows && ($cart['quantity'] > 0)) {
$stock = $product_query->row['quantity'];
$option_price = 0;
$option_points = 0;
$option_weight = 0;
$option_data = [];
$product_options = (array)json_decode($cart['option'], true);
// Merge variant code with options
$variant = json_decode($product_query->row['variant'], true);
if ($variant) {
foreach ($variant as $key => $value) {
$product_options[$key] = $value;
}
}
if (!$product_query->row['master_id']) {
$product_id = $cart['product_id'];
} else {
$product_id = $product_query->row['master_id'];
}
foreach ($product_options as $product_option_id => $value) {
$option_query = $this->db->query("SELECT `po`.`product_option_id`, `po`.`option_id`, `od`.`name`, `o`.`type` FROM `" . DB_PREFIX . "product_option` `po` LEFT JOIN `" . DB_PREFIX . "option` `o` ON (`po`.`option_id` = `o`.`option_id`) LEFT JOIN `" . DB_PREFIX . "option_description` `od` ON (`o`.`option_id` = `od`.`option_id`) WHERE `po`.`product_option_id` = '" . (int)$product_option_id . "' AND `po`.`product_id` = '" . (int)$product_id . "' AND `od`.`language_id` = '" . (int)$this->config->get('config_language_id') . "'");
if ($option_query->num_rows) {
if ($option_query->row['type'] == 'select' || $option_query->row['type'] == 'radio') {
$option_value_query = $this->db->query("SELECT `pov`.`option_value_id`, `ovd`.`name`, `pov`.`quantity`, `pov`.`subtract`, `pov`.`price`, `pov`.`price_prefix`, `pov`.`points`, `pov`.`points_prefix`, `pov`.`weight`, `pov`.`weight_prefix` FROM `" . DB_PREFIX . "product_option_value` `pov` LEFT JOIN `" . DB_PREFIX . "option_value` `ov` ON (`pov`.`option_value_id` = `ov`.`option_value_id`) LEFT JOIN `" . DB_PREFIX . "option_value_description` `ovd` ON (`ov`.`option_value_id` = `ovd`.`option_value_id`) WHERE `pov`.`product_option_value_id` = '" . (int)$value . "' AND `pov`.`product_option_id` = '" . (int)$product_option_id . "' AND `ovd`.`language_id` = '" . (int)$this->config->get('config_language_id') . "'");
if ($option_value_query->num_rows) {
if ($option_value_query->row['price_prefix'] == '+') {
$option_price += $option_value_query->row['price'];
} elseif ($option_value_query->row['price_prefix'] == '-') {
$option_price -= $option_value_query->row['price'];
}
if ($option_value_query->row['points_prefix'] == '+') {
$option_points += $option_value_query->row['points'];
} elseif ($option_value_query->row['points_prefix'] == '-') {
$option_points -= $option_value_query->row['points'];
}
if ($option_value_query->row['weight_prefix'] == '+') {
$option_weight += $option_value_query->row['weight'];
} elseif ($option_value_query->row['weight_prefix'] == '-') {
$option_weight -= $option_value_query->row['weight'];
}
if ($option_value_query->row['subtract'] && (!$option_value_query->row['quantity'] || ($option_value_query->row['quantity'] < $cart['quantity']))) {
$stock_status = false;
}
$option_data[] = [
'product_option_id' => $product_option_id,
'product_option_value_id' => $value,
'value' => $option_value_query->row['name']
] + $option_query->row + $option_value_query->row;
}
} elseif ($option_query->row['type'] == 'checkbox' && is_array($value)) {
foreach ($value as $product_option_value_id) {
$option_value_query = $this->db->query("SELECT `pov`.`option_value_id`, `pov`.`quantity`, `pov`.`subtract`, `pov`.`price`, `pov`.`price_prefix`, `pov`.`points`, `pov`.`points_prefix`, `pov`.`weight`, `pov`.`weight_prefix`, `ovd`.`name` FROM `" . DB_PREFIX . "product_option_value` `pov` LEFT JOIN `" . DB_PREFIX . "option_value_description` `ovd` ON (`pov`.`option_value_id` = `ovd`.option_value_id) WHERE `pov`.product_option_value_id = '" . (int)$product_option_value_id . "' AND `pov`.product_option_id = '" . (int)$product_option_id . "' AND `ovd`.language_id = '" . (int)$this->config->get('config_language_id') . "'");
if ($option_value_query->num_rows) {
if ($option_value_query->row['price_prefix'] == '+') {
$option_price += $option_value_query->row['price'];
} elseif ($option_value_query->row['price_prefix'] == '-') {
$option_price -= $option_value_query->row['price'];
}
if ($option_value_query->row['points_prefix'] == '+') {
$option_points += $option_value_query->row['points'];
} elseif ($option_value_query->row['points_prefix'] == '-') {
$option_points -= $option_value_query->row['points'];
}
if ($option_value_query->row['weight_prefix'] == '+') {
$option_weight += $option_value_query->row['weight'];
} elseif ($option_value_query->row['weight_prefix'] == '-') {
$option_weight -= $option_value_query->row['weight'];
}
if ($option_value_query->row['subtract'] && (!$option_value_query->row['quantity'] || ($option_value_query->row['quantity'] < $cart['quantity']))) {
$stock_status = false;
}
$option_data[] = [
'product_option_id' => $product_option_id,
'product_option_value_id' => $product_option_value_id,
'value' => $option_value_query->row['name']
] + $option_query->row + $option_value_query->row;
}
}
} elseif ($option_query->row['type'] == 'text' || $option_query->row['type'] == 'textarea' || $option_query->row['type'] == 'file' || $option_query->row['type'] == 'date' || $option_query->row['type'] == 'datetime' || $option_query->row['type'] == 'time') {
$option_data[] = [
'product_option_id' => $product_option_id,
'product_option_value_id' => 0,
'option_value_id' => 0,
'value' => $value,
'quantity' => 0,
'subtract' => 0,
'price' => 0,
'price_prefix' => '',
'points' => 0,
'points_prefix' => '',
'weight' => 0,
'weight_prefix' => ''
] + $option_query->row;
}
}
}
// Get total products of the same product but with different options
$product_total = 0;
foreach ($cart_query->rows as $cart_2) {
if ($cart_2['product_id'] == $cart['product_id']) {
$product_total += $cart_2['quantity'];
}
}
$price = $product_query->row['price'] + $option_price;
$subscription_data = [];
$subscription_query = $this->db->query("SELECT * FROM `" . DB_PREFIX . "product_subscription` `ps` LEFT JOIN `" . DB_PREFIX . "subscription_plan` `sp` ON (`ps`.`subscription_plan_id` = `sp`.`subscription_plan_id`) LEFT JOIN `" . DB_PREFIX . "subscription_plan_description` `spd` ON (`sp`.`subscription_plan_id` = `spd`.`subscription_plan_id`) WHERE `ps`.`product_id` = '" . (int)$cart['product_id'] . "' AND `ps`.`subscription_plan_id` = '" . (int)$cart['subscription_plan_id'] . "' AND `ps`.`customer_group_id` = '" . (int)$this->config->get('config_customer_group_id') . "' AND `spd`.`language_id` = '" . (int)$this->config->get('config_language_id') . "' AND `sp`.`status` = '1'");
if ($subscription_query->num_rows) {
$subscription_data = ['remaining' => $subscription_query->row['duration']] + $subscription_query->row;
// Set the new price if is subscription product
$price = $subscription_query->row['price'];
if ($subscription_query->row['trial_status']) {
$price = $subscription_query->row['trial_price'];
}
}
// Product Discounts
$product_discount_query = $this->db->query("SELECT * FROM `" . DB_PREFIX . "product_discount` WHERE `product_id` = '" . (int)$cart['product_id'] . "' AND `customer_group_id` = '" . (int)$this->config->get('config_customer_group_id') . "' AND `quantity` <= '" . (int)$product_total . "' AND ((`date_start` = '0000-00-00' OR `date_start` < NOW()) AND (`date_end` = '0000-00-00' OR `date_end` > NOW())) ORDER BY `quantity` DESC, `priority` ASC, `price` ASC LIMIT 1");
if ($product_discount_query->num_rows) {
if ($product_discount_query->row['type'] == 'F') {
// Fixed Price
$price = $product_discount_query->row['price'] + $option_price;
} elseif ($product_discount_query->row['type'] == 'P') {
// Percentage
$price -= ($price * ($product_discount_query->row['price'] / 100));
} elseif ($product_discount_query->row['type'] == 'S') {
// Subtract
$price -= $product_discount_query->row['price'];
}
}
// Stock
if (!$product_query->row['quantity'] || ($product_query->row['quantity'] < $product_total)) {
$stock_status = false;
}
// Minimum Quantity
if ($product_query->row['minimum'] > $product_total) {
$minimum = false;
} else {
$minimum = true;
}
// Reward Points
$product_reward_query = $this->db->query("SELECT `points` FROM `" . DB_PREFIX . "product_reward` WHERE `product_id` = '" . (int)$cart['product_id'] . "' AND `customer_group_id` = '" . (int)$this->config->get('config_customer_group_id') . "'");
if ($product_reward_query->num_rows) {
$reward = $product_reward_query->row['points'];
} else {
$reward = 0;
}
// Downloads
$download_data = [];
$download_query = $this->db->query("SELECT * FROM `" . DB_PREFIX . "product_to_download` `p2d` LEFT JOIN `" . DB_PREFIX . "download` `d` ON (`p2d`.`download_id` = `d`.`download_id`) LEFT JOIN `" . DB_PREFIX . "download_description` `dd` ON (`d`.`download_id` = `dd`.`download_id`) WHERE `p2d`.`product_id` = '" . (int)$cart['product_id'] . "' AND `dd`.`language_id` = '" . (int)$this->config->get('config_language_id') . "'");
foreach ($download_query->rows as $download) {
$download_data[] = $download;
}
$this->data[$cart['cart_id']] = [
'cart_id' => $cart['cart_id'],
'option' => $option_data,
'subscription' => $subscription_data,
'download' => $download_data,
'quantity' => $cart['quantity'],
'minimum_status' => $minimum,
'stock' => $stock,
'stock_status' => $stock_status,
'price' => $price,
'total' => $price * $cart['quantity'],
'reward' => $reward * $cart['quantity'],
'points' => $product_query->row['points'] ? ($product_query->row['points'] + $option_points) * $cart['quantity'] : 0,
'weight' => ($product_query->row['weight'] + $option_weight) * $cart['quantity'],
] + $product_query->row;
// Use with order editor and subscriptions
if ($cart['override']) {
$override = json_decode($cart['override']);
} else {
$override = [];
}
foreach ($override as $key => $value) {
$this->data[$cart['cart_id']][$key] = $value;
}
} else {
$this->remove($cart['cart_id']);
}
}
}
return $this->data;
}
/**
* Add
*
* @param int $product_id primary key of the product record
* @param int $quantity
* @param array<mixed> $option
* @param int $subscription_plan_id primary key of the subscription plan record
* @param array $override
* @param float $price
*
* @return void
*
* @example
*
* $this->cart->add($product_id, $quantity, $option, $subscription_plan_id, $override);
*/
public function add(int $product_id, int $quantity = 1, array $option = [], int $subscription_plan_id = 0, array $override = []): void {
$query = $this->db->query("SELECT COUNT(*) AS `total` FROM `" . DB_PREFIX . "cart` WHERE `store_id` = '" . (int)$this->config->get('config_store_id') . "' AND `customer_id` = '" . (int)$this->customer->getId() . "' AND `session_id` = '" . $this->db->escape($this->session->getId()) . "' AND `product_id` = '" . (int)$product_id . "' AND `subscription_plan_id` = '" . (int)$subscription_plan_id . "' AND `option` = '" . $this->db->escape(json_encode($option)) . "'");
if (!$query->row['total']) {
$this->db->query("INSERT INTO `" . DB_PREFIX . "cart` SET `store_id` = '" . (int)$this->config->get('config_store_id') . "', `customer_id` = '" . (int)$this->customer->getId() . "', `session_id` = '" . $this->db->escape($this->session->getId()) . "', `product_id` = '" . (int)$product_id . "', `subscription_plan_id` = '" . (int)$subscription_plan_id . "', `option` = '" . $this->db->escape(json_encode($option)) . "', `quantity` = '" . (int)$quantity . "', `override` = '" . $this->db->escape(json_encode($override)) . "', `date_added` = NOW()");
} else {
$this->db->query("UPDATE `" . DB_PREFIX . "cart` SET `quantity` = (`quantity` + " . (int)$quantity . ") WHERE `store_id` = '" . (int)$this->config->get('config_store_id') . "' AND `customer_id` = '" . (int)$this->customer->getId() . "' AND `session_id` = '" . $this->db->escape($this->session->getId()) . "' AND `product_id` = '" . (int)$product_id . "' AND `subscription_plan_id` = '" . (int)$subscription_plan_id . "' AND `option` = '" . $this->db->escape(json_encode($option)) . "'");
}
$this->data = [];
}
/**
* Update
*
* @param int $cart_id primary key of the cart record
* @param int $quantity
*
* @return void
*
* @example
*
* $this->cart->update($cart_id, $quantity);
*/
public function update(int $cart_id, int $quantity): void {
$this->db->query("UPDATE `" . DB_PREFIX . "cart` SET `quantity` = '" . (int)$quantity . "' WHERE `cart_id` = '" . (int)$cart_id . "' AND `store_id` = '" . (int)$this->config->get('config_store_id') . "' AND `customer_id` = '" . (int)$this->customer->getId() . "' AND `session_id` = '" . $this->db->escape($this->session->getId()) . "'");
$this->data = [];
}
/**
* Has
*
* @param int $cart_id primary key of the cart record
*
* @return bool
*
* @example
*
* $cart = $this->cart->has($cart_id);
*/
public function has(int $cart_id): bool {
return isset($this->data[$cart_id]);
}
/**
* Remove
*
* @param int $cart_id primary key of the cart record
*
* @return void
*
* @example
*
* $cart = $this->cart->remove($cart_id);
*/
public function remove(int $cart_id): void {
$this->db->query("DELETE FROM `" . DB_PREFIX . "cart` WHERE `cart_id` = '" . (int)$cart_id . "' AND `store_id` = '" . (int)$this->config->get('config_store_id') . "' AND `customer_id` = '" . (int)$this->customer->getId() . "' AND `session_id` = '" . $this->db->escape($this->session->getId()) . "'");
unset($this->data[$cart_id]);
}
/**
* Clear
*
* @return void
*
* @example
*
* $this->cart->clear();
*/
public function clear(): void {
$this->db->query("DELETE FROM `" . DB_PREFIX . "cart` WHERE `store_id` = '" . (int)$this->config->get('config_store_id') . "' AND `customer_id` = '" . (int)$this->customer->getId() . "' AND `session_id` = '" . $this->db->escape($this->session->getId()) . "'");
$this->data = [];
}
/**
* Get Subscriptions
*
* @return array<int, array<string, mixed>>
*
* @example
*
* $subscriptions = $this->cart->getSubscriptions();
*/
public function getSubscriptions(): array {
$product_data = [];
foreach ($this->getProducts() as $value) {
if ($value['subscription']) {
$product_data[] = $value;
}
}
return $product_data;
}
/**
* Get Weight
*
* @return float
*
* @example
*
* $weight = $this->cart->getWeight();
*/
public function getWeight(): float {
$weight = 0;
foreach ($this->getProducts() as $product) {
if ($product['shipping']) {
$weight += $this->weight->convert($product['weight'], $product['weight_class_id'], $this->config->get('config_weight_class_id'));
}
}
return $weight;
}
/**
* Get Sub Total
*
* @return float
*
* @example
*
* $sub_total = $this->cart->getSubTotal();
*/
public function getSubTotal(): float {
$total = 0;
foreach ($this->getProducts() as $product) {
$total += $product['total'];
}
return $total;
}
/**
* Get Taxes
*
* @return array<int, float>
*
* @example
*
* $taxes = $this->cart->getTaxes();
*/
public function getTaxes(): array {
$tax_data = [];
foreach ($this->getProducts() as $product) {
if ($product['tax_class_id']) {
$tax_rates = $this->tax->getRates($product['price'], $product['tax_class_id']);
foreach ($tax_rates as $tax_rate) {
if (!isset($tax_data[$tax_rate['tax_rate_id']])) {
$tax_data[$tax_rate['tax_rate_id']] = ($tax_rate['amount'] * $product['quantity']);
} else {
$tax_data[$tax_rate['tax_rate_id']] += ($tax_rate['amount'] * $product['quantity']);
}
}
}
}
return $tax_data;
}
/**
* Get Total
*
* @return float
*
* @example
*
* $total = $this->cart->getTotal();
*/
public function getTotal(): float {
$total = 0;
foreach ($this->getProducts() as $product) {
$total += $this->tax->calculate($product['price'], $product['tax_class_id'], $this->config->get('config_tax')) * $product['quantity'];
}
return $total;
}
/**
* Count Products
*
* @return int
*
* @example
*
* $count_products = $this->cart->countProducts();
*/
public function countProducts(): int {
$product_total = 0;
$products = $this->getProducts();
foreach ($products as $product) {
$product_total += $product['quantity'];
}
return $product_total;
}
/**
* Has Products
*
* @return bool
*
* @example
*
* $cart = $this->cart->hasProducts();
*/
public function hasProducts(): bool {
return (bool)count($this->getProducts());
}
/**
* Has Subscription
*
* @return bool
*
* @example
*
* $cart = $this->cart->hasSubscription();
*/
public function hasSubscription(): bool {
return (bool)count($this->getSubscriptions());
}
/**
* Has Stock
*
* @return bool
*
* @example
*
* $cart = $this->cart->hasStock();
*/
public function hasStock(): bool {
foreach ($this->getProducts() as $product) {
if (!$product['stock_status']) {
return false;
}
}
return true;
}
/**
* Has Minimum
*
* Check if any products have a minimum order quantity amount and do not meet the requirement
*
* @return bool
*
* @example
*
* $cart = $this->cart->hasMinimum();
*/
public function hasMinimum() {
foreach ($this->getProducts() as $product) {
if (!$product['minimum_status']) {
return false;
}
}
return true;
}
/**
* Has Shipping
*
* @return bool
*
* @example
*
* $cart = $this->cart->hasShipping();
*/
public function hasShipping(): bool {
foreach ($this->getProducts() as $product) {
if ($product['shipping']) {
return true;
}
}
return false;
}
/**
* Has Download
*
* @return bool
*
* @example
*
* $cart = $this->cart->hasDownload();
*/
public function hasDownload(): bool {
foreach ($this->getProducts() as $product) {
if ($product['download']) {
return true;
}
}
return false;
}
}