Ejemplo n.º 1
0
 /**
  * Get all Packs that contains the given item in the corresponding declination.
  *
  * @param Product $item
  * @param integer $item_attribute_id
  * @param integer $id_lang Optional
  * @return Array[Pack] The packs that contains the given item, with special dynamic attribute [pack_item_quantity]
  */
 public function getPacksContainingItem($item, $item_attribute_id, $id_lang = false)
 {
     if ($id_lang === false) {
         $configuration = Adapter_ServiceLocator::get('Core_Business_ConfigurationInterface');
         $id_lang = (int) $configuration->get('PS_LANG_DEFAULT');
     }
     return Pack::getPacksContainingItem($item->id, $item_attribute_id, $id_lang);
 }
Ejemplo n.º 2
0
    /**
     * @see StockManagerInterface::removeProduct()
     *
     * @param int           $id_product
     * @param int|null      $id_product_attribute
     * @param Warehouse     $warehouse
     * @param int           $quantity
     * @param int           $id_stock_mvt_reason
     * @param bool          $is_usable
     * @param int|null      $id_order
     * @param int           $ignore_pack
     * @param Employee|null $employee
     *
     * @return array
     * @throws PrestaShopException
     */
    public function removeProduct($id_product, $id_product_attribute = null, Warehouse $warehouse, $quantity, $id_stock_mvt_reason, $is_usable = true, $id_order = null, $ignore_pack = 0, $employee = null)
    {
        $return = array();
        if (!Validate::isLoadedObject($warehouse) || !$quantity || !$id_product) {
            return $return;
        }
        if (!StockMvtReason::exists($id_stock_mvt_reason)) {
            $id_stock_mvt_reason = Configuration::get('PS_STOCK_MVT_DEC_REASON_DEFAULT');
        }
        $context = Context::getContext();
        // Special case of a pack
        if (Pack::isPack((int) $id_product) && !$ignore_pack) {
            if (Validate::isLoadedObject($product = new Product((int) $id_product))) {
                // Gets items
                if ($product->pack_stock_type == 1 || $product->pack_stock_type == 2 || $product->pack_stock_type == 3 && Configuration::get('PS_PACK_STOCK_TYPE') > 0) {
                    $products_pack = Pack::getItems((int) $id_product, (int) Configuration::get('PS_LANG_DEFAULT'));
                    // Foreach item
                    foreach ($products_pack as $product_pack) {
                        if ($product_pack->advanced_stock_management == 1) {
                            $product_warehouses = Warehouse::getProductWarehouseList($product_pack->id, $product_pack->id_pack_product_attribute);
                            $warehouse_stock_found = false;
                            foreach ($product_warehouses as $product_warehouse) {
                                if (!$warehouse_stock_found) {
                                    if (Warehouse::exists($product_warehouse['id_warehouse'])) {
                                        $current_warehouse = new Warehouse($product_warehouse['id_warehouse']);
                                        $return[] = $this->removeProduct($product_pack->id, $product_pack->id_pack_product_attribute, $current_warehouse, $product_pack->pack_quantity * $quantity, $id_stock_mvt_reason, $is_usable, $id_order);
                                        // The product was found on this warehouse. Stop the stock searching.
                                        $warehouse_stock_found = !empty($return[count($return) - 1]);
                                    }
                                }
                            }
                        }
                    }
                }
                if ($product->pack_stock_type == 0 || $product->pack_stock_type == 2 || $product->pack_stock_type == 3 && (Configuration::get('PS_PACK_STOCK_TYPE') == 0 || Configuration::get('PS_PACK_STOCK_TYPE') == 2)) {
                    $return = array_merge($return, $this->removeProduct($id_product, $id_product_attribute, $warehouse, $quantity, $id_stock_mvt_reason, $is_usable, $id_order, 1));
                }
            } else {
                return false;
            }
        } else {
            // gets total quantities in stock for the current product
            $physical_quantity_in_stock = (int) $this->getProductPhysicalQuantities($id_product, $id_product_attribute, array($warehouse->id), false);
            $usable_quantity_in_stock = (int) $this->getProductPhysicalQuantities($id_product, $id_product_attribute, array($warehouse->id), true);
            // check quantity if we want to decrement unusable quantity
            if (!$is_usable) {
                $quantity_in_stock = $physical_quantity_in_stock - $usable_quantity_in_stock;
            } else {
                $quantity_in_stock = $usable_quantity_in_stock;
            }
            // checks if it's possible to remove the given quantity
            if ($quantity_in_stock < $quantity) {
                return $return;
            }
            $stock_collection = $this->getStockCollection($id_product, $id_product_attribute, $warehouse->id);
            $stock_collection->getAll();
            // check if the collection is loaded
            if (count($stock_collection) <= 0) {
                return $return;
            }
            $stock_history_qty_available = array();
            $mvt_params = array();
            $stock_params = array();
            $quantity_to_decrement_by_stock = array();
            $global_quantity_to_decrement = $quantity;
            // switch on MANAGEMENT_TYPE
            switch ($warehouse->management_type) {
                // case CUMP mode
                case 'WA':
                    /** @var Stock $stock */
                    // There is one and only one stock for a given product in a warehouse in this mode
                    $stock = $stock_collection->current();
                    $mvt_params = array('id_stock' => $stock->id, 'physical_quantity' => $quantity, 'id_stock_mvt_reason' => $id_stock_mvt_reason, 'id_order' => $id_order, 'price_te' => $stock->price_te, 'last_wa' => $stock->price_te, 'current_wa' => $stock->price_te, 'id_employee' => (int) $context->employee->id ? (int) $context->employee->id : $employee->id, 'employee_firstname' => $context->employee->firstname ? $context->employee->firstname : $employee->firstname, 'employee_lastname' => $context->employee->lastname ? $context->employee->lastname : $employee->lastname, 'sign' => -1);
                    $stock_params = array('physical_quantity' => $stock->physical_quantity - $quantity, 'usable_quantity' => $is_usable ? $stock->usable_quantity - $quantity : $stock->usable_quantity);
                    // saves stock in warehouse
                    $stock->hydrate($stock_params);
                    $stock->update();
                    // saves stock mvt
                    $stock_mvt = new StockMvt();
                    $stock_mvt->hydrate($mvt_params);
                    $stock_mvt->save();
                    $return[$stock->id]['quantity'] = $quantity;
                    $return[$stock->id]['price_te'] = $stock->price_te;
                    break;
                case 'LIFO':
                case 'FIFO':
                    // for each stock, parse its mvts history to calculate the quantities left for each positive mvt,
                    // according to the instant available quantities for this stock
                    foreach ($stock_collection as $stock) {
                        /** @var Stock $stock */
                        $left_quantity_to_check = $stock->physical_quantity;
                        if ($left_quantity_to_check <= 0) {
                            continue;
                        }
                        $resource = Db::getInstance(_PS_USE_SQL_SLAVE_)->query('
							SELECT sm.`id_stock_mvt`, sm.`date_add`, sm.`physical_quantity`,
								IF ((sm2.`physical_quantity` is null), sm.`physical_quantity`, (sm.`physical_quantity` - SUM(sm2.`physical_quantity`))) as qty
							FROM `' . _DB_PREFIX_ . 'stock_mvt` sm
							LEFT JOIN `' . _DB_PREFIX_ . 'stock_mvt` sm2 ON sm2.`referer` = sm.`id_stock_mvt`
							WHERE sm.`sign` = 1
							AND sm.`id_stock` = ' . (int) $stock->id . '
							GROUP BY sm.`id_stock_mvt`
							ORDER BY sm.`date_add` DESC');
                        while ($row = Db::getInstance()->nextRow($resource)) {
                            // break - in FIFO mode, we have to retreive the oldest positive mvts for which there are left quantities
                            if ($warehouse->management_type == 'FIFO') {
                                if ($row['qty'] == 0) {
                                    break;
                                }
                            }
                            // converts date to timestamp
                            $date = new DateTime($row['date_add']);
                            $timestamp = $date->format('U');
                            // history of the mvt
                            $stock_history_qty_available[$timestamp] = array('id_stock' => $stock->id, 'id_stock_mvt' => (int) $row['id_stock_mvt'], 'qty' => (int) $row['qty']);
                            // break - in LIFO mode, checks only the necessary history to handle the global quantity for the current stock
                            if ($warehouse->management_type == 'LIFO') {
                                $left_quantity_to_check -= (int) $row['qty'];
                                if ($left_quantity_to_check <= 0) {
                                    break;
                                }
                            }
                        }
                    }
                    if ($warehouse->management_type == 'LIFO') {
                        // orders stock history by timestamp to get newest history first
                        krsort($stock_history_qty_available);
                    } else {
                        // orders stock history by timestamp to get oldest history first
                        ksort($stock_history_qty_available);
                    }
                    // checks each stock to manage the real quantity to decrement for each of them
                    foreach ($stock_history_qty_available as $entry) {
                        if ($entry['qty'] >= $global_quantity_to_decrement) {
                            $quantity_to_decrement_by_stock[$entry['id_stock']][$entry['id_stock_mvt']] = $global_quantity_to_decrement;
                            $global_quantity_to_decrement = 0;
                        } else {
                            $quantity_to_decrement_by_stock[$entry['id_stock']][$entry['id_stock_mvt']] = $entry['qty'];
                            $global_quantity_to_decrement -= $entry['qty'];
                        }
                        if ($global_quantity_to_decrement <= 0) {
                            break;
                        }
                    }
                    // for each stock, decrements it and logs the mvts
                    foreach ($stock_collection as $stock) {
                        if (array_key_exists($stock->id, $quantity_to_decrement_by_stock) && is_array($quantity_to_decrement_by_stock[$stock->id])) {
                            $total_quantity_for_current_stock = 0;
                            foreach ($quantity_to_decrement_by_stock[$stock->id] as $id_mvt_referrer => $qte) {
                                $mvt_params = array('id_stock' => $stock->id, 'physical_quantity' => $qte, 'id_stock_mvt_reason' => $id_stock_mvt_reason, 'id_order' => $id_order, 'price_te' => $stock->price_te, 'sign' => -1, 'referer' => $id_mvt_referrer, 'id_employee' => (int) $context->employee->id ? (int) $context->employee->id : $employee->id);
                                // saves stock mvt
                                $stock_mvt = new StockMvt();
                                $stock_mvt->hydrate($mvt_params);
                                $stock_mvt->save();
                                $total_quantity_for_current_stock += $qte;
                            }
                            $stock_params = array('physical_quantity' => $stock->physical_quantity - $total_quantity_for_current_stock, 'usable_quantity' => $is_usable ? $stock->usable_quantity - $total_quantity_for_current_stock : $stock->usable_quantity);
                            $return[$stock->id]['quantity'] = $total_quantity_for_current_stock;
                            $return[$stock->id]['price_te'] = $stock->price_te;
                            // saves stock in warehouse
                            $stock->hydrate($stock_params);
                            $stock->update();
                        }
                    }
                    break;
            }
            if (Pack::isPacked($id_product, $id_product_attribute)) {
                $packs = Pack::getPacksContainingItem($id_product, $id_product_attribute, (int) Configuration::get('PS_LANG_DEFAULT'));
                foreach ($packs as $pack) {
                    // Decrease stocks of the pack only if pack is in linked stock mode (option called 'Decrement both')
                    if (!((int) $pack->pack_stock_type == 2) && !((int) $pack->pack_stock_type == 3 && (int) Configuration::get('PS_PACK_STOCK_TYPE') == 2)) {
                        continue;
                    }
                    // Decrease stocks of the pack only if there is not enough items to constituate the actual pack stocks.
                    // How many packs can be constituated with the remaining product stocks
                    $quantity_by_pack = $pack->pack_item_quantity;
                    $stock_available_quantity = $quantity_in_stock - $quantity;
                    $max_pack_quantity = max(array(0, floor($stock_available_quantity / $quantity_by_pack)));
                    $quantity_delta = Pack::getQuantity($pack->id) - $max_pack_quantity;
                    if ($pack->advanced_stock_management == 1 && $quantity_delta > 0) {
                        $product_warehouses = Warehouse::getPackWarehouses($pack->id);
                        $warehouse_stock_found = false;
                        foreach ($product_warehouses as $product_warehouse) {
                            if (!$warehouse_stock_found) {
                                if (Warehouse::exists($product_warehouse)) {
                                    $current_warehouse = new Warehouse($product_warehouse);
                                    $return[] = $this->removeProduct($pack->id, null, $current_warehouse, $quantity_delta, $id_stock_mvt_reason, $is_usable, $id_order, 1);
                                    // The product was found on this warehouse. Stop the stock searching.
                                    $warehouse_stock_found = !empty($return[count($return) - 1]);
                                }
                            }
                        }
                    }
                }
            }
        }
        // if we remove a usable quantity, exec hook
        if ($is_usable) {
            Hook::exec('actionProductCoverage', array('id_product' => $id_product, 'id_product_attribute' => $id_product_attribute, 'warehouse' => $warehouse));
        }
        return $return;
    }