bebeboutik/modules/privatesales_delay/saledelay.php

<?php
require 'BusinessDaysCalculator.php';

if (!class_exists('SaleDelay')) {

    class SaleDelay {

        public static function associateDelay($products)
        {
            global $cookie;

            // products cart group by delay
            $products_final = array();
            $categories_cached = array();
            $sales_cached = array();

            foreach ($products as $key => $product) {
                if (!isset($product['id_category_default'])) {
                    $product['id_category_default'] = Db::getInstance()->getValue('
                        SELECT `id_category_default`
                        FROM `ps_product`
                        WHERE `id_product` = '.(int)$product['product_id'] .'
                    ');
                }

                if (!in_array($product['id_category_default'], $categories_cached)) {
                    $sale = Sale::getSaleFromCategory((int) $product['id_category_default']);
                    $sales_cached[(int) $product['id_category_default']] = $sale;
                } else {
                    $sale = $sales_cached[(int) $product['id_category_default']];
                }
                $delay = !empty($sale->delivery_delay) ? $sale->delivery_delay : 1;

                if(!isset($products_final[(int)$delay])) {
                    $products_final[(int)$delay] = array();
                    $array_delay = self::getDelay($delay, $cookie->id_lang);

                    $products_final[(int)$delay]['title'] = $array_delay['short_name'];
                    $products_final[(int)$delay]['products'] = array();
                }

                $products_final[(int)$delay]['products'][] = $product;
            }

            return $products_final;
        }

        public static function getDeliveryDate(array $delays, $id_lang = null, $date_calcul = null, $include_we =false)
        {
            global $cookie;
            if (!$date_calcul) {
                $date_calcul = new DateTime();
            }
            if (!$id_lang) {
                $id_lang = $cookie->id_lang;
            }
            if (empty($delays)) {
                return false;
            }

            $delivery_date = array();
            foreach ($delays as $key => $delay) {
                if (!in_array($delay, array_keys($delivery_date))) {
                    $delivery_date[$delay] = self::getDayDelay($delay, $cookie->id_lang);
                    $delivery_date[$delay]['date_start'] = self::getDateWithDelay((int)$delivery_date[$delay]['value'], $date_calcul, $include_we);

                    // exception noel
                    if ($delay == 5) {
                        $delivery_date[$delay]['date_end'] = self::getDateWithDelay((int) $delivery_date[$delay]['value'], $date_calcul, $include_we);
                    } else {
                        $delivery_date[$delay]['date_end'] = self::getDateWithDelay((int) $delivery_date[$delay]['value_max'], $date_calcul, $include_we);
                    }

                    if ($delay != 5) {
                        $diff = (int)$delivery_date[$delay]['value_max'] - (int)$delivery_date[$delay]['value'];
                        $interval = $delivery_date[$delay]['date_end']->diff($delivery_date[$delay]['date_start']);
                        if((int)$diff != (int)$interval->format('%a')){
                            $day_to_add = (int)$diff - (int)$interval->format('%a');
                            if($day_to_add>1){
                                $delivery_date[$delay]['date_end'] = $delivery_date[$delay]['date_end']->modify('+'.$day_to_add.' days');
                            }else{
                                $delivery_date[$delay]['date_end'] = $delivery_date[$delay]['date_end']->modify('+'.$day_to_add.' day');
                            }
                        }
                    }
                }
            }
            return $delivery_date;
        }

        public static function getDateWithDelay($nb_day, $date, $include_we = false)
        {

            if ($include_we) {
                $calculator = new BusinessDaysCalculator(
                    new DateTime($date->format('Y-m-d H:i:s')),
                    array(),
                    [BusinessDaysCalculator::SUNDAY]
                );
                $calculator->addDaysWithCheckLastDay($nb_day);
            } else {
                $calculator = new BusinessDaysCalculator(
                    new DateTime($date->format('Y-m-d H:i:s')),
                    array(),
                    [BusinessDaysCalculator::SATURDAY, BusinessDaysCalculator::SUNDAY]
                );
                $calculator->addBusinessDays($nb_day);
            }

            return $calculator->getDate();
        }

        public static function getDayDelay($id_delay, $id_lang)
        {
            return Db::getInstance()->getRow('
                SELECT `value`, `value_max`, `name`
                FROM `ps_privatesale_delay_lang`
                WHERE `id_delay` = '.(int) $id_delay.'
                AND `id_lang` = '.(int) $id_lang.'
            ');
        }

        public static function getDelay($id_delay, $id_lang)
        {
            return Db::getInstance()->getRow('
                SELECT d.`id_delay`, dl.`name`, dl.`short_name`, dl.`value`
                FROM `'._DB_PREFIX_.'privatesale_delay_lang` d
                LEFT JOIN  `'._DB_PREFIX_.'privatesale_delay_lang` dl ON (d.`id_delay` = dl.`id_delay`)
                WHERE dl.`id_lang` = '.(int) $id_lang.'
                AND d.`id_delay` = '.(int) $id_delay.'
            ');
        }

        /**
         * @todo  - remove this function to use short name
         */
        public static function getDelaySmallName($id_delay, $id_lang) {
            if($id_lang == 2) {
                switch ($id_delay) {
                    case '1':
                        return 'Classique';
                        break;
                    case '2':
                        return '48h';
                        break;
                    case '3':
                        return '7j';
                        break;
                    case '4':
                        return '10j';
                        break;
                    case '5':
                        return 'Noël';
                        break;
                    case '6':
                        return 'Star';
                        break;
                    case '7':
                        return '72h';
                        break;
                    case '8':
                        return '48h Noël';
                        break;
                    case '10':
                        return '72h Noël';
                        break;
                    case '9':
                        return 'Spé';
                        break;
                    default:
                        return 'Inconnu';
                        break;
                }
            } elseif($id_lang == 3){
                switch ($id_delay) {
                    case '1':
                        return 'Classic';
                        break;
                    case '2':
                        return '48h';
                        break;
                    case '3':
                        return '7j';
                        break;
                    case '4':
                        return '10j';
                        break;
                    case '5':
                        return 'Noël';
                        break;
                    case '6':
                        return 'Star';
                        break;
                    case '7':
                        return '72h';
                        break;
                    case '9':
                        return 'Spé';
                        break;
                    case '8':
                        return '48h Noël';
                        break;
                    case '10':
                        return '72h Noël';
                        break;
                    default:
                        return 'Unknown';
                        break;
                }
            }
            return 'Unknown';
        }

        /**
         * @todo  - remove this function to use short name
         */
        public static function getDelayFrontSmallName($id_delay, $id_lang) {
            if($id_lang == 2) {
                switch ($id_delay) {
                    case '1':
                        return 'sous 3 semaines';
                        break;
                    case '2':
                        return 'sous 48h';
                        break;
                    case '3':
                        return 'sous 7 jours';
                        break;
                    case '4':
                        return 'sous 10 jours';
                        break;
                    case '5':
                        return 'avant Noël';
                        break;
                    case '6':
                        return 'spécifique';
                        break;
                    case '7':
                        return 'sous 72h';
                        break;
                    case '8':
                        return 'sous 48h';
                        break;
                    case '10':
                        return 'sous 72h';
                        break;
                    case '9':
                        return 'spécifique';
                        break;
                    default:
                        return 'sous quelques jours';
                        break;
                }
            } elseif($id_lang == 3){
                switch ($id_delay) {
                    case '1':
                        return 'de 3 semanas';
                        break;
                    case '2':
                        return 'de 48h';
                        break;
                    case '3':
                        return 'de 7 días';
                        break;
                    case '4':
                        return 'de 10 días';
                        break;
                    case '5':
                        return 'antes de Navidad';
                        break;
                    case '6':
                        return 'diferent';
                        break;
                    case '7':
                        return 'de 72h';
                        break;
                    case '9':
                        return 'diferent';
                        break;
                    case '8':
                        return 'de 48h';
                        break;
                    case '10':
                        return 'de 72h';
                        break;
                    default:
                        return 'de un poco días';
                        break;
                }
            }
            return 'de un poco días';
        }

    }

}