/**
  * {@inheritdoc}
  */
 public function getQuotes(OrderInterface $order)
 {
     $rate = $this->configuration['base_rate'];
     $field = $this->configuration['field'];
     foreach ($order->products as $product) {
         if (isset($product->nid->entity->{$field}->value)) {
             $product_rate = $product->nid->entity->{$field}->value * $product->qty->value;
         } else {
             $product_rate = $this->configuration['product_rate'] * $product->qty->value;
         }
         $rate += $product_rate * $product->weight->value * uc_weight_conversion($product->weight->units);
     }
     return [$rate];
 }
 /**
  * {@inheritdoc}
  */
 public function render(ResultRow $values)
 {
     $oid = $values->{$this->aliases['order_id']};
     $order = Order::load($oid);
     $total = 0;
     foreach ($order->products as $product) {
         $unit_conversion = uc_weight_conversion($product->weight_units, $this->options['weight_units']);
         $total += $product->qty * $product->weight * $unit_conversion;
     }
     $this->field_alias = 'order_weight';
     $values->{$this->field_alias} = $total;
     if ($this->options['format'] == 'numeric') {
         return parent::render($values);
     }
     if ($this->options['format'] == 'uc_weight') {
         return uc_weight_format($values->{$this->field_alias}, $this->options['weight_units']);
     }
 }
 /**
  * {@inheritdoc}
  */
 public function buildForm(array $form, FormStateInterface $form_state, OrderInterface $uc_order = NULL, Request $request = NULL)
 {
     $checked_pkgs = $request->query->has('pkgs') ? (array) $request->query->get('pkgs') : array();
     $form['#tree'] = TRUE;
     $form['#attached']['library'][] = 'uc_fulfillment/uc_fulfillment.scripts';
     $units = \Drupal::config('uc_store.settings')->get('weight.units');
     $result = db_query('SELECT * FROM {uc_packages} WHERE order_id = :id AND sid IS NULL', [':id' => $uc_order->id()]);
     $header = array(array('data' => '', 'class' => array('select-all')), 'package' => $this->t('Package'), 'product' => $this->t('Products'), 'weight' => $this->t('Weight'));
     $packages_by_type = array();
     foreach ($result as $package) {
         $products = array();
         $weight = 0;
         $result2 = db_query('SELECT pp.order_product_id, pp.qty, pp.qty * op.weight__value AS weight, op.weight__units, op.title, op.model FROM {uc_packaged_products} pp LEFT JOIN {uc_order_products} op ON op.order_product_id = pp.order_product_id WHERE pp.package_id = :id', [':id' => $package->package_id]);
         foreach ($result2 as $product) {
             $units_conversion = uc_weight_conversion($product->weight__units, $units);
             $weight += $product->weight * $units_conversion;
             $products[$product->order_product_id] = $product;
         }
         $package->weight = $weight;
         $package->products = $products;
         $packages_by_type[$package->shipping_type][$package->package_id] = $package;
     }
     // Find FulfillmentMethod plugins.
     $methods = FulfillmentMethod::loadMultiple();
     uasort($methods, 'Drupal\\uc_fulfillment\\Entity\\FulfillmentMethod::sort');
     foreach ($methods as $method) {
         // Available fulfillment methods indexed by package type.
         $shipping_methods_by_type[$method->getPackageType()][] = $method;
     }
     $pkgs_exist = FALSE;
     $option_methods = array();
     $shipping_types = uc_quote_get_shipping_types();
     foreach ($packages_by_type as $shipping_type => $packages) {
         $form['shipping_types'][$shipping_type] = array('#type' => 'fieldset', '#title' => $shipping_types[$shipping_type]['title']);
         $rows = array();
         $form['shipping_types'][$shipping_type]['table'] = array('#type' => 'table', '#header' => $header, '#empty' => $this->t('There are no products available for this type of package.'));
         foreach ($packages as $package) {
             $pkgs_exist = TRUE;
             $row = array();
             $row['checked'] = array('#type' => 'checkbox', '#default_value' => in_array($package->package_id, $checked_pkgs) ? 1 : 0);
             $row['package_id'] = array('#markup' => $package->package_id);
             $product_list = array();
             foreach ($package->products as $product) {
                 $product_list[] = $product->qty . ' x ' . $product->model;
             }
             $row['products'] = array('#theme' => 'item_list', '#items' => $product_list);
             $row['weight'] = array('#markup' => uc_weight_format($package->weight, $units));
             $form['shipping_types'][$shipping_type]['table'][$package->package_id] = $row;
         }
         if (isset($shipping_methods_by_type[$shipping_type])) {
             foreach ($shipping_methods_by_type[$shipping_type] as $method) {
                 $option_methods += array($method->id() => $method->label());
             }
         }
     }
     $form['order_id'] = array('#type' => 'hidden', '#value' => $uc_order->id());
     if ($pkgs_exist) {
         // uc_fulfillment has a default plugin to provide the "Manual" method.
         $form['method'] = array('#type' => 'select', '#title' => $this->t('Shipping method'), '#options' => $option_methods, '#default_value' => 'manual');
         $form['actions'] = array('#type' => 'actions');
         $form['actions']['ship'] = array('#type' => 'submit', '#value' => $this->t('Ship packages'));
     }
     return $form;
 }
 /**
  * Loads a package and its products.
  *
  * @param int $package_id
  *   The package ID.
  *
  * @return \Drupal\uc_fulfillment\Package|null
  *   The Package object, or NULL if there isn't one with the given ID.
  */
 public static function load($package_id)
 {
     if (!isset(self::$packages[$package_id])) {
         $result = db_query('SELECT * FROM {uc_packages} WHERE package_id = :id', [':id' => $package_id]);
         if ($assoc = $result->fetchAssoc()) {
             $package = Package::create($assoc);
             $products = array();
             $description = '';
             $weight = 0;
             $units = \Drupal::config('uc_store.settings')->get('weight.units');
             $addresses = array();
             $result = db_query('SELECT op.order_product_id, pp.qty, pp.qty * op.weight__value AS weight, op.weight__units, op.nid, op.title, op.model, op.price, op.data FROM {uc_packaged_products} pp LEFT JOIN {uc_order_products} op ON op.order_product_id = pp.order_product_id WHERE pp.package_id = :id ORDER BY op.order_product_id', [':id' => $package->package_id]);
             foreach ($result as $product) {
                 $address = uc_quote_get_default_shipping_address($product->nid);
                 // TODO: Lodge complaint that array_unique() compares as strings.
                 if (!in_array($address, $addresses)) {
                     $addresses[] = $address;
                 }
                 $description .= ', ' . $product->qty . ' x ' . $product->model;
                 // Normalize all weights to default units.
                 $weight += $product->weight * uc_weight_conversion($product->weight__units, $units);
                 $product->data = unserialize($product->data);
                 $products[$product->order_product_id] = $product;
             }
             $package->addresses = $addresses;
             $package->description = substr($description, 2);
             $package->weight = $weight;
             $package->weight_units = $units;
             $package->products = $products;
             if ($package->label_image && ($image = file_load($package->label_image))) {
                 $package->label_image = $image;
             }
             self::$packages[$package_id] = $package;
             return $package;
         } else {
             return NULL;
         }
     }
     // Return package from cache.
     return self::$packages[$package_id];
 }