/**
  * box_shipping function.
  *
  * @access private
  * @param mixed $package
  * @return void
  */
 private function box_shipping($package)
 {
     $requests = array();
     if (!class_exists('WC_Boxpack')) {
         include_once 'box-packer/class-wc-boxpack.php';
     }
     $boxpack = new WC_Boxpack();
     // Add Standard UPS boxes
     if (!empty($this->ups_packaging)) {
         foreach ($this->ups_packaging as $key => $box_code) {
             $box = $this->packaging[$box_code];
             $newbox = $boxpack->add_box($this->get_packaging_dimension($box['length']), $this->get_packaging_dimension($box['width']), $this->get_packaging_dimension($box['height']));
             $newbox->set_inner_dimensions($this->get_packaging_dimension($box['length']), $this->get_packaging_dimension($box['width']), $this->get_packaging_dimension($box['height']));
             $newbox->set_id($box['name']);
             if ($box['weight']) {
                 $newbox->set_max_weight($this->get_packaging_weight($box['weight']));
             }
         }
     }
     // Define boxes
     if (!empty($this->boxes)) {
         foreach ($this->boxes as $box) {
             $newbox = $boxpack->add_box($box['outer_length'], $box['outer_width'], $box['outer_height'], $box['box_weight']);
             $newbox->set_inner_dimensions($box['inner_length'], $box['inner_width'], $box['inner_height']);
             if ($box['max_weight']) {
                 $newbox->set_max_weight($box['max_weight']);
             }
         }
     }
     // Add items
     $ctr = 0;
     foreach ($package['contents'] as $item_id => $values) {
         $ctr++;
         if (!$values['data']->needs_shipping()) {
             $this->debug(sprintf(__('Product #%d is virtual. Skipping.', 'woocommerce-shipping-ups'), $ctr));
             continue;
         }
         if ($values['data']->length && $values['data']->height && $values['data']->width && $values['data']->weight) {
             $dimensions = array($values['data']->length, $values['data']->height, $values['data']->width);
             for ($i = 0; $i < $values['quantity']; $i++) {
                 $boxpack->add_item(number_format(wc_get_dimension($dimensions[2], $this->dim_unit), 2, '.', ''), number_format(wc_get_dimension($dimensions[1], $this->dim_unit), 2, '.', ''), number_format(wc_get_dimension($dimensions[0], $this->dim_unit), 2, '.', ''), number_format(wc_get_weight($values['data']->get_weight(), $this->weight_unit), 2, '.', ''), $values['data']->get_price());
             }
         } else {
             $this->debug(sprintf(__('UPS Parcel Packing Method is set to Pack into Boxes. Product #%d is missing dimensions. Aborting.', 'woocommerce-shipping-ups'), $ctr), 'error');
             return;
         }
     }
     // Pack it
     $boxpack->pack();
     // Get packages
     $box_packages = $boxpack->get_packages();
     $ctr = 0;
     foreach ($box_packages as $key => $box_package) {
         $ctr++;
         $this->debug("PACKAGE " . $ctr . " (" . $key . ")\n<pre>" . print_r($box_package, true) . "</pre>");
         $weight = $box_package->weight;
         $dimensions = array($box_package->length, $box_package->width, $box_package->height);
         sort($dimensions);
         // get weight, or 1 if less than 1 lbs.
         // $_weight = ( floor( $weight ) < 1 ) ? 1 : $weight;
         $request = '<Package>' . "\n";
         $request .= '	<PackagingType>' . "\n";
         $request .= '		<Code>02</Code>' . "\n";
         $request .= '		<Description>Package/customer supplied</Description>' . "\n";
         $request .= '	</PackagingType>' . "\n";
         $request .= '	<Description>Rate</Description>' . "\n";
         $request .= '	<Dimensions>' . "\n";
         $request .= '		<UnitOfMeasurement>' . "\n";
         $request .= '	 		<Code>' . $this->dim_unit . '</Code>' . "\n";
         $request .= '		</UnitOfMeasurement>' . "\n";
         $request .= '		<Length>' . $dimensions[2] . '</Length>' . "\n";
         $request .= '		<Width>' . $dimensions[1] . '</Width>' . "\n";
         $request .= '		<Height>' . $dimensions[0] . '</Height>' . "\n";
         $request .= '	</Dimensions>' . "\n";
         $request .= '	<PackageWeight>' . "\n";
         $request .= '		<UnitOfMeasurement>' . "\n";
         $request .= '			<Code>' . $this->weight_unit . '</Code>' . "\n";
         $request .= '		</UnitOfMeasurement>' . "\n";
         $request .= '		<Weight>' . $weight . '</Weight>' . "\n";
         $request .= '	</PackageWeight>' . "\n";
         if ($this->insuredvalue) {
             $request .= '	<PackageServiceOptions>' . "\n";
             // InsuredValue
             if ($this->insuredvalue) {
                 $request .= '		<InsuredValue>' . "\n";
                 $request .= '			<CurrencyCode>' . get_woocommerce_currency() . '</CurrencyCode>' . "\n";
                 $request .= '			<MonetaryValue>' . $box_package->value . '</MonetaryValue>' . "\n";
                 $request .= '		</InsuredValue>' . "\n";
             }
             $request .= '	</PackageServiceOptions>' . "\n";
         }
         $request .= '</Package>' . "\n";
         $requests[] = $request;
     }
     return $requests;
 }
 /**
  * box_shipping function.
  *
  * @access private
  * @param mixed $package
  * @return void
  */
 private function box_shipping($package)
 {
     global $woocommerce;
     $requests = array();
     if (!class_exists('WC_Boxpack')) {
         include_once 'box-packer/class-wc-boxpack.php';
     }
     $boxpack = new WC_Boxpack();
     // Add Standard UPS boxes
     if (!empty($this->ups_packaging)) {
         foreach ($this->ups_packaging as $key => $box_code) {
             $box = $this->packaging[$box_code];
             $newbox = $boxpack->add_box($key, $box['length'], $box['width'], $box['height']);
             $newbox->set_inner_dimensions($box['length'], $box['width'], $box['height']);
             if ($box['weight']) {
                 $newbox->set_max_weight($box['weight']);
             }
         }
     }
     // Define boxes
     if (!empty($this->boxes)) {
         foreach ($this->boxes as $box) {
             $newbox = $boxpack->add_box($box['outer_length'], $box['outer_width'], $box['outer_height'], $box['box_weight']);
             $newbox->set_inner_dimensions($box['inner_length'], $box['inner_width'], $box['inner_height']);
             if ($box['max_weight']) {
                 $newbox->set_max_weight($box['max_weight']);
             }
         }
     }
     // Add items
     $ctr = 0;
     foreach ($package['contents'] as $item_id => $values) {
         $ctr++;
         if (!$values['data']->needs_shipping()) {
             if ($this->debug) {
                 $woocommerce->add_message(sprintf(__('Product #%d is virtual. Skipping.', 'wc_ups'), $ctr));
             }
             continue;
         }
         if ($values['data']->length && $values['data']->height && $values['data']->width && $values['data']->weight) {
             $dimensions = array($values['data']->length, $values['data']->height, $values['data']->width);
             for ($i = 0; $i < $values['quantity']; $i++) {
                 $boxpack->add_item(number_format(woocommerce_get_dimension($dimensions[2], 'in'), 2, '.', ''), number_format(woocommerce_get_dimension($dimensions[1], 'in'), 2, '.', ''), number_format(woocommerce_get_dimension($dimensions[0], 'in'), 2, '.', ''), number_format(woocommerce_get_weight($values['data']->get_weight(), 'lbs'), 2, '.', ''), $values['data']->get_price());
             }
         } else {
             if ($this->debug) {
                 $woocommerce->add_error(sprintf(__('Product #%d is missing dimensions. Aborting.', 'wc_ups'), $ctr));
             }
             return;
         }
     }
     // Pack it
     $boxpack->pack();
     // Get packages
     $box_packages = $boxpack->get_packages();
     $ctr = 0;
     foreach ($box_packages as $key => $box_package) {
         $ctr++;
         if ($this->debug) {
             $woocommerce->add_error("PACKAGE " . $ctr . " (" . $key . ")\n<pre>" . print_r($box_package, true) . "</pre>");
         }
         $weight = $box_package->weight;
         $dimensions = array($box_package->length, $box_package->width, $box_package->height);
         sort($dimensions);
         // get weight, or 1 if less than 1 lbs.
         $_weight = floor($weight) < 1 ? 1 : floor($weight);
         $request = '<Package>' . "\n";
         $request .= '	<PackagingType>' . "\n";
         $request .= '		<Code>02</Code>' . "\n";
         $request .= '		<Description>Package/customer supplied</Description>' . "\n";
         $request .= '	</PackagingType>' . "\n";
         $request .= '	<Description>Rate</Description>' . "\n";
         $request .= '	<Dimensions>' . "\n";
         $request .= '		<UnitOfMeasurement>' . "\n";
         $request .= '	 		<Code>IN</Code>' . "\n";
         $request .= '		</UnitOfMeasurement>' . "\n";
         $request .= '		<Length>' . $dimensions[2] . '</Length>' . "\n";
         $request .= '		<Width>' . $dimensions[1] . '</Width>' . "\n";
         $request .= '		<Height>' . $dimensions[0] . '</Height>' . "\n";
         $request .= '	</Dimensions>' . "\n";
         $request .= '	<PackageWeight>' . "\n";
         $request .= '		<UnitOfMeasurement>' . "\n";
         $request .= '			<Code>LBS</Code>' . "\n";
         $request .= '		</UnitOfMeasurement>' . "\n";
         $request .= '		<Weight>' . $_weight . '</Weight>' . "\n";
         $request .= '	</PackageWeight>' . "\n";
         $request .= '</Package>' . "\n";
         $requests[] = $request;
     }
     return $requests;
 }
 /**
  * calculate_flat_rate_box_rate function.
  *
  * @access private
  * @param mixed $package
  * @return void
  */
 private function calculate_flat_rate_box_rate($package, $box_type = 'priority')
 {
     global $woocommerce;
     $cost = 0;
     if (!class_exists('WC_Boxpack')) {
         include_once 'box-packer/class-wc-boxpack.php';
     }
     $boxpack = new WC_Boxpack();
     $domestic = in_array($package['destination']['country'], $this->domestic) ? true : false;
     $added = array();
     // Define boxes
     foreach ($this->flat_rate_boxes as $service_code => $box) {
         if ($box['box_type'] != $box_type) {
             continue;
         }
         $domestic_service = substr($service_code, 0, 1) == 'd' ? true : false;
         if ($domestic && $domestic_service || !$domestic && !$domestic_service) {
             $newbox = $boxpack->add_box($box['length'], $box['width'], $box['height']);
             $newbox->set_max_weight($box['weight']);
             $newbox->set_id($service_code);
             if (isset($box['volume']) && method_exists($newbox, 'set_volume')) {
                 $newbox->set_volume($box['volume']);
             }
             if (isset($box['type']) && method_exists($newbox, 'set_type')) {
                 $newbox->set_type($box['type']);
             }
             $added[] = $service_code . ' - ' . $box['name'] . ' (' . $box['length'] . 'x' . $box['width'] . 'x' . $box['height'] . ')';
         }
     }
     $this->debug('Calculating USPS Flat Rate with boxes: ' . implode(', ', $added));
     // Add items
     foreach ($package['contents'] as $item_id => $values) {
         if (!$values['data']->needs_shipping()) {
             continue;
         }
         if ($values['data']->length && $values['data']->height && $values['data']->width && $values['data']->weight) {
             $dimensions = array($values['data']->length, $values['data']->height, $values['data']->width);
         } else {
             $this->debug(sprintf(__('Product #%d is missing dimensions! Using 1x1x1.', 'woocommerce-shipping-usps'), $item_id), 'error');
             $dimensions = array(1, 1, 1);
         }
         for ($i = 0; $i < $values['quantity']; $i++) {
             $boxpack->add_item(woocommerce_get_dimension($dimensions[2], 'in'), woocommerce_get_dimension($dimensions[1], 'in'), woocommerce_get_dimension($dimensions[0], 'in'), woocommerce_get_weight($values['data']->get_weight(), 'lbs'), $values['data']->get_price());
         }
     }
     // Pack it
     $boxpack->pack();
     // Get packages
     $flat_packages = $boxpack->get_packages();
     if ($flat_packages) {
         foreach ($flat_packages as $flat_package) {
             if (isset($this->flat_rate_boxes[$flat_package->id])) {
                 $this->debug('Packed ' . $flat_package->id . ' - ' . $this->flat_rate_boxes[$flat_package->id]['name']);
                 // Get pricing
                 $box_pricing = $this->settings['shippingrates'] == 'ONLINE' && isset($this->flat_rate_pricing[$flat_package->id]['online']) ? $this->flat_rate_pricing[$flat_package->id]['online'] : $this->flat_rate_pricing[$flat_package->id]['retail'];
                 if (is_array($box_pricing)) {
                     if (isset($box_pricing[$package['destination']['country']])) {
                         $box_cost = $box_pricing[$package['destination']['country']];
                     } else {
                         $box_cost = $box_pricing['*'];
                     }
                 } else {
                     $box_cost = $box_pricing;
                 }
                 // Fees
                 if (!empty($this->flat_rate_fee)) {
                     $sym = substr($this->flat_rate_fee, 0, 1);
                     $fee = $sym == '-' ? substr($this->flat_rate_fee, 1) : $this->flat_rate_fee;
                     if (strstr($fee, '%')) {
                         $fee = str_replace('%', '', $fee);
                         if ($sym == '-') {
                             $box_cost = $box_cost - $box_cost * (floatval($fee) / 100);
                         } else {
                             $box_cost = $box_cost + $box_cost * (floatval($fee) / 100);
                         }
                     } else {
                         if ($sym == '-') {
                             $box_cost = $box_cost - $fee;
                         } else {
                             $box_cost += $fee;
                         }
                     }
                     if ($box_cost < 0) {
                         $box_cost = 0;
                     }
                 }
                 $cost += $box_cost;
             } else {
                 return;
                 // no match
             }
         }
         if ($box_type == 'express') {
             $label = !empty($this->settings['flat_rate_express_title']) ? $this->settings['flat_rate_express_title'] : ($domestic ? '' : 'International ') . 'Priority Mail Express Flat Rate&#0174;';
         } else {
             $label = !empty($this->settings['flat_rate_priority_title']) ? $this->settings['flat_rate_priority_title'] : ($domestic ? '' : 'International ') . 'Priority Mail Flat Rate&#0174;';
         }
         return array('id' => $this->id . ':flat_rate_box_' . $box_type, 'label' => $label, 'cost' => $cost, 'sort' => $box_type == 'express' ? -1 : -2);
     }
 }
 /**
  * Retrieves order items and packs them into boxes by dimensions
  *
  * @params mixed $order for order we are working with
  * @params array $shipment for order we are working with
  *
  * @return mixed array
  */
 public static function get_packages($order, $shipment)
 {
     global $woocommerce;
     //load box packer if not already loaded
     if (!class_exists('WC_Boxpack')) {
         include_once WP_CONTENT_DIR . '/plugins/woocommerce-shipping-usps/includes/box-packer/class-wc-boxpack.php';
     }
     //pack items if not set
     if (!isset($shipment['_packages'])) {
         $boxpack = new WC_Boxpack();
         self::$shipper = self::get_shipper($order);
         //get boxes from shipper class settings
         $boxes = self::$shipper->get_boxes();
         //Add Standard and Custom Boxes
         if (!empty($boxes)) {
             foreach ($boxes as $key => $box) {
                 $newbox = $boxpack->add_box($box['outer_length'], $box['outer_width'], $box['outer_height'], $box['box_weight']);
                 $newbox->set_inner_dimensions($box['inner_length'], $box['inner_width'], $box['inner_height']);
                 $newbox->set_max_weight($box['max_weight']);
                 $newbox->set_id = $key;
             }
         }
         //retrieve order items for packing
         $items = $order->get_items();
         //add order items
         foreach ($items as $key => $item) {
             $product = $order->get_product_from_item($item);
             $item_key = $key;
             $dim = explode(' ', str_replace(' x ', ' ', $product->get_dimensions()));
             for ($i = 0; $i < $item['qty']; ++$i) {
                 $boxpack->add_item(number_format(wc_get_dimension($dim[0], 'in'), 2), number_format(wc_get_dimension($dim[1], 'in'), 2), number_format(wc_get_dimension($dim[2], 'in'), 2), number_format(wc_get_weight($product->get_weight(), 'lbs'), 2), $product->get_price(), array('id' => $item['variation_id'] ? $item['variation_id'] : $item['product_id']));
             }
         }
         //Pack Items into boxes & return
         $boxpack->pack();
         //get packed items
         $shipment['_packages'] = $boxpack->get_packages();
     }
     //normalize array for later use
     if (!is_array($shipment['_packages'][0]->packed[0])) {
         //Parse through items and convert std objects to arrays
         foreach ($shipment['_packages'] as $package) {
             //if no tracking number set
             if (!isset($package->id) || empty($package->id)) {
                 $package->id = 'No Tracking# Assigned';
             }
             //remove unnecessay data
             unset($package->unpacked);
             //convert WC_Item to array
             foreach ($package->packed as $key => $line) {
                 $line = (array) $line;
                 array_shift($line);
                 $package->packed[$key] = $line;
             }
         }
         //save changes to DB
         //self::update_shipment( $order->id, $shipment );
     }
     //return shipment for further processing
     return $shipment;
 }
 /**
  * box_shipping function.
  *
  * @access private
  * @param mixed $package
  * @return void
  */
 private function box_shipping($package)
 {
     global $woocommerce;
     $requests = array();
     if (!class_exists('WC_Boxpack')) {
         include_once 'box-packer/class-wc-boxpack.php';
     }
     $boxpack = new WC_Boxpack();
     // Define boxes
     foreach ($this->boxes as $box) {
         $newbox = $boxpack->add_box($box['outer_length'], $box['outer_width'], $box['outer_height'], $box['box_weight']);
         $newbox->set_inner_dimensions($box['inner_length'], $box['inner_width'], $box['inner_height']);
         if ($box['max_weight']) {
             $newbox->set_max_weight($box['max_weight']);
         }
         if ($box['name']) {
             $newbox->set_id($box['name']);
         }
     }
     // Add items
     foreach ($package['contents'] as $item_id => $values) {
         if (!$values['data']->needs_shipping()) {
             $this->debug(sprintf(__('Product #%d is virtual. Skipping.', 'wc_canada_post'), $item_id));
             continue;
         }
         if ($values['data']->length && $values['data']->height && $values['data']->width && $values['data']->weight) {
             $dimensions = array($values['data']->length, $values['data']->height, $values['data']->width);
             for ($i = 0; $i < $values['quantity']; $i++) {
                 $boxpack->add_item(woocommerce_get_dimension($dimensions[2], 'cm'), woocommerce_get_dimension($dimensions[1], 'cm'), woocommerce_get_dimension($dimensions[0], 'cm'), woocommerce_get_weight($values['data']->get_weight(), 'kg'), $values['data']->get_price());
             }
         } else {
             if (function_exists('wc_add_notice')) {
                 wc_add_notice(sprintf(__('Product # is missing dimensions. Aborting.', 'wc_canada_post'), $item_id), 'error');
             } else {
                 $woocommerce->add_error(sprintf(__('Product # is missing dimensions. Aborting.', 'wc_canada_post'), $item_id));
             }
             return;
         }
     }
     // Pack it
     $boxpack->pack();
     // Get packages
     $packages = $boxpack->get_packages();
     foreach ($packages as $package) {
         $dimensions = array($package->length, $package->width, $package->height);
         sort($dimensions);
         $request = '<parcel-characteristics>' . "\n";
         $request .= '	<weight>' . round($package->weight, 2) . '</weight>' . "\n";
         $request .= '	<dimensions>' . "\n";
         $request .= '		<height>' . round($dimensions[0], 1) . '</height>' . "\n";
         $request .= '		<width>' . round($dimensions[1], 1) . '</width>' . "\n";
         $request .= '		<length>' . round($dimensions[2], 1) . '</length>' . "\n";
         $request .= '	</dimensions>' . "\n";
         $request .= '</parcel-characteristics>' . "\n";
         // Package options
         if (!empty($this->options)) {
             $option_request = '';
             foreach ($this->options as $option) {
                 if ($package['destination']['country'] !== 'CA' && 'PA18' === $option) {
                     continue;
                 }
                 $option_request .= '		<option>' . "\n";
                 $option_request .= '			<option-code>' . $option . '</option-code>' . "\n";
                 if ($option == 'COV') {
                     $option_request .= '			<option-amount>' . $package->value . '</option-amount>' . "\n";
                 }
                 $option_request .= '		</option>' . "\n";
             }
             if ($option_request) {
                 $request .= '<options>' . "\n" . $option_request . '</options>' . "\n";
             }
         }
         $requests[] = $request;
     }
     return $requests;
 }
 /**
  * box_shipping function.
  *
  * @access private
  * @param mixed $package
  * @return array
  */
 private function box_shipping($package)
 {
     if (!class_exists('WC_Boxpack')) {
         include_once 'box-packer/class-wc-boxpack.php';
     }
     $boxpack = new WC_Boxpack();
     // Merge default boxes
     foreach ($this->default_boxes as $key => $box) {
         $box['enabled'] = isset($this->boxes[$box['id']]['enabled']) ? $this->boxes[$box['id']]['enabled'] : true;
         $this->boxes[] = $box;
     }
     // Define boxes
     foreach ($this->boxes as $key => $box) {
         if (!is_numeric($key)) {
             continue;
         }
         if (!$box['enabled']) {
             continue;
         }
         $newbox = $boxpack->add_box($box['length'], $box['width'], $box['height'], $box['box_weight']);
         if (isset($box['id'])) {
             $newbox->set_id(current(explode(':', $box['id'])));
         }
         if ($box['max_weight']) {
             $newbox->set_max_weight($box['max_weight']);
         }
     }
     // Add items
     foreach ($package['contents'] as $item_id => $values) {
         if (!$values['data']->needs_shipping()) {
             $this->debug(sprintf(__('Product # is virtual. Skipping.', 'woocommerce-shipping-fedex'), $item_id), 'error');
             continue;
         }
         if ($values['data']->length && $values['data']->height && $values['data']->width && $values['data']->weight) {
             $dimensions = array($values['data']->length, $values['data']->height, $values['data']->width);
             for ($i = 0; $i < $values['quantity']; $i++) {
                 $boxpack->add_item(woocommerce_get_dimension($dimensions[2], 'in'), woocommerce_get_dimension($dimensions[1], 'in'), woocommerce_get_dimension($dimensions[0], 'in'), woocommerce_get_weight($values['data']->get_weight(), 'lbs'), $values['data']->get_price(), array('data' => $values['data']));
             }
         } else {
             $this->debug(sprintf(__('Product #%s is missing dimensions. Aborting.', 'woocommerce-shipping-fedex'), $item_id), 'error');
             return;
         }
     }
     // Pack it
     $boxpack->pack();
     $packages = $boxpack->get_packages();
     $to_ship = array();
     $group_id = 1;
     foreach ($packages as $package) {
         if ($package->unpacked === true) {
             $this->debug('Unpacked Item');
         } else {
             $this->debug('Packed ' . $package->id);
         }
         $dimensions = array($package->length, $package->width, $package->height);
         sort($dimensions);
         $group = array('GroupNumber' => $group_id, 'GroupPackageCount' => 1, 'Weight' => array('Value' => max('0.5', round($package->weight, 2)), 'Units' => 'LB'), 'Dimensions' => array('Length' => max(1, round($dimensions[2], 2)), 'Width' => max(1, round($dimensions[1], 2)), 'Height' => max(1, round($dimensions[0], 2)), 'Units' => 'IN'), 'InsuredValue' => array('Amount' => round($package->value), 'Currency' => get_woocommerce_currency()), 'packed_products' => array(), 'package_id' => $package->id);
         if (!empty($package->packed) && is_array($package->packed)) {
             foreach ($package->packed as $packed) {
                 $group['packed_products'][] = $packed->get_meta('data');
             }
         }
         if ($this->freight_enabled) {
             $highest_freight_class = '';
             if (!empty($package->packed) && is_array($package->packed)) {
                 foreach ($package->packed as $item) {
                     if ($item->get_meta('data')->get_shipping_class_id()) {
                         $freight_class = $this->get_freight_class($item->get_meta('data')->get_shipping_class_id());
                         if ($freight_class > $highest_freight_class) {
                             $highest_freight_class = $freight_class;
                         }
                     }
                 }
             }
             $group['freight_class'] = $highest_freight_class ? $highest_freight_class : '';
         }
         $to_ship[] = $group;
         $group_id++;
     }
     return $to_ship;
 }
 /**
  * box_shipping function.
  *
  * @access private
  * @param mixed $package
  * @return void
  */
 private function box_shipping($package)
 {
     global $woocommerce;
     $requests = array();
     if (!class_exists('WC_Boxpack')) {
         include_once 'box-packer/class-wc-boxpack.php';
     }
     $boxpack = new WC_Boxpack();
     // Define boxes
     foreach ($this->boxes + $this->default_boxes as $key => $box) {
         if (!is_numeric($key)) {
             continue;
         }
         $newbox = $boxpack->add_box($box['length'], $box['width'], $box['height'], $box['box_weight']);
         if (isset($box['id'])) {
             $newbox->set_id($box['id']);
         }
         if ($box['max_weight']) {
             $newbox->set_max_weight($box['max_weight']);
         }
     }
     // Add items
     foreach ($package['contents'] as $item_id => $values) {
         if ($values['data']->length && $values['data']->height && $values['data']->width && $values['data']->weight) {
             $dimensions = array($values['data']->length, $values['data']->height, $values['data']->width);
             for ($i = 0; $i < $values['quantity']; $i++) {
                 $boxpack->add_item(woocommerce_get_dimension($dimensions[2], 'in'), woocommerce_get_dimension($dimensions[1], 'in'), woocommerce_get_dimension($dimensions[0], 'in'), woocommerce_get_weight($values['data']->get_weight(), 'lbs'), $values['data']->get_price());
             }
         } else {
             $woocommerce->add_error(sprintf(__('Product # is missing dimensions. Aborting.', 'wc_fedex'), $item_id));
             return;
         }
     }
     // Pack it
     $boxpack->pack();
     // Get packages
     $packages = $boxpack->get_packages();
     $group = 1;
     foreach ($packages as $package) {
         $dimensions = array($package->length, $package->width, $package->height);
         sort($dimensions);
         $request = array();
         $request['GroupNumber'] = $group;
         $request['GroupPackageCount'] = 1;
         $request['Weight'] = array('Value' => max('0.5', round($package->weight, 2)), 'Units' => 'LB');
         if ($values['data']->length && $values['data']->height && $values['data']->width) {
             $request['Dimensions'] = array('Length' => max(1, round($dimensions[2], 2)), 'Width' => max(1, round($dimensions[1], 2)), 'Height' => max(1, round($dimensions[0], 2)), 'Units' => 'IN');
         }
         $request['InsuredValue'] = array('Amount' => round($package->value), 'Currency' => get_woocommerce_currency());
         $requests[] = $request;
         $group++;
     }
     return $requests;
 }