public function calculate_shipping($package = array())
{
if (!$this->is_valid_package_destination($package)) {
return;
}
$service_settings = $this->get_service_settings();
$settings_keys = get_object_vars($service_settings);
if (empty($settings_keys)) {
return $this->log(sprintf('Service settings empty. Skipping %s rate request (instance id %d).', $this->id, $this->instance_id), __FUNCTION__);
}
// TODO: Request rates for all Connect for WooCommerce powered methods in
// the current shipping zone to avoid each method making an independent request
$services = array(array('id' => $this->id, 'instance' => $this->instance_id, 'service_settings' => $service_settings));
$boxes = $this->service_settings_store->get_packages();
$response_body = $this->api_client->get_shipping_rates($services, $package, $boxes);
if (is_wp_error($response_body)) {
$this->log(sprintf('Error. Unable to get shipping rate(s) for %s instance id %d.', $this->id, $this->instance_id), __FUNCTION__);
$this->set_last_request_failed();
$this->log($response_body, __FUNCTION__);
return;
}
if (!property_exists($response_body, 'rates')) {
$this->set_last_request_failed();
return;
}
$instances = $response_body->rates;
foreach ((array) $instances as $instance) {
if (!property_exists($instance, 'rates')) {
continue;
}
$packaging_lookup = $this->service_settings_store->get_package_lookup_for_service($instance->id);
foreach ((array) $instance->rates as $rate_idx => $rate) {
$package_names = array();
foreach ($rate->packages as $rate_package) {
$package_format = '';
$items = array();
foreach ($rate_package->items as $package_item) {
$product = $this->lookup_product($package, $package_item->product_id);
if ($product) {
$items[] = $product->get_title();
}
}
if (!property_exists($rate_package, 'box_id')) {
$package_format = __('Unknown package (%s)', 'connectforwoocommerce');
} else {
if ('individual' === $rate_package->box_id) {
$package_format = __('Individual packaging (%s)', 'connectforwoocommerce');
} else {
if (isset($packaging_lookup[$rate_package->box_id]) && isset($packaging_lookup[$rate_package->box_id]['name'])) {
$package_format = $packaging_lookup[$rate_package->box_id]['name'] . ' (%s)';
}
}
}
$package_names[] = sprintf($package_format, implode(', ', $items));
}
$packaging_info = implode(', ', $package_names);
$rate_to_add = array('id' => self::format_rate_id($instance->id, $instance->instance, $rate_idx), 'label' => self::format_rate_title($rate->title), 'cost' => $rate->rate, 'calc_tax' => 'per_item', 'meta_data' => array('wc_connect_packages' => json_encode($rate->packages), __('Packaging', 'connectforwoocommerce') => $packaging_info));
$this->add_rate($rate_to_add);
}
}
$this->update_last_rate_request_timestamp();
$this->set_last_request_failed(0);
}