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modules/dpdpoland/controllers/service.php

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+<?php
+/**
+* 2019 DPD Polska Sp. z o.o.
+*
+* NOTICE OF LICENSE
+*
+* This source file is subject to the Open Software License (OSL 3.0)
+* that is bundled with this package in the file LICENSE.txt.
+* It is also available through the world-wide-web at this URL:
+* http://opensource.org/licenses/osl-3.0.php
+* If you did not receive a copy of the license and are unable to
+* obtain it through the world-wide-web, please send an email
+* prestashop@dpd.com.pl so we can send you a copy immediately.
+*
+*  @author    DPD Polska Sp. z o.o.
+*  @copyright 2019 DPD Polska Sp. z o.o.
+*  @license   http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0)
+*  International Registered Trademark & Property of DPD Polska Sp. z o.o.
+*/
+
+if (!defined('_PS_VERSION_'))
+	exit;
+
+/**
+ * Class DpdPolandService Responsible for DPD services (carriers) management
+ */
+class DpdPolandService
+{
+    /**
+     * DPD carriers images directory name
+     */
+	const IMG_DIR = 'DPD_services';
+
+    /**
+     * DPD carriers images extension
+     */
+	const IMG_EXTENSION = 'jpg';
+
+    /**
+     * @var Module Module instance
+     */
+	protected $module_instance;
+
+    /**
+     * DpdPolandService class constructor
+     */
+	public function __construct()
+	{
+		$this->module_instance = Module::getInstanceByName('dpdpoland');
+	}
+
+	/**
+	 * Delete existing carrier
+	 *
+	 * @param int $id_carrier ID of carrier to delete
+	 * @return boolean Carrier deleted successfully
+	 */
+	protected static function deleteCarrier($id_carrier)
+	{
+		if (!$id_carrier)
+			return true;
+
+		if (version_compare(_PS_VERSION_, '1.5', '<'))
+		{
+			$id_carrier = (int)DpdPolandCarrier::getIdCarrierByReference((int)$id_carrier);
+			$carrier = new Carrier((int)$id_carrier);
+		}
+		else
+			$carrier = Carrier::getCarrierByReference($id_carrier);
+
+		if (!Validate::isLoadedObject($carrier))
+			return true;
+
+		if ($carrier->deleted)
+			return true;
+
+		$carrier->deleted = 1;
+
+		return (bool)$carrier->save();
+	}
+
+    /**
+     * Assigns PrestaShop customer groups for carrier on PS 1.4
+     *
+     * @param int $id_carrier Carrier ID
+     * @param array $groups Groups IDs
+     * @return bool Groups successfully assigned for carrier
+     */
+	protected static function setGroups14($id_carrier, $groups)
+	{
+		foreach ($groups as $id_group)
+			if (!Db::getInstance()->execute('
+				INSERT INTO `'._DB_PREFIX_.'carrier_group`
+					(`id_carrier`, `id_group`)
+				VALUES
+					("'.(int)$id_carrier.'", "'.(int)$id_group.'")
+			'))
+				return false;
+
+		return true;
+	}
+
+    /**
+     * Assigns customer groups for carrier on PS 1.5 and PS 1.6
+     *
+     * @param Carrier $carrier Carrier object
+     * @return bool Customer groups successfully assigned for carrier
+     */
+	protected static function assignCustomerGroupsForCarrier($carrier)
+	{
+		$groups = array();
+
+		foreach (Group::getGroups((int)Context::getContext()->language->id) as $group)
+			$groups[] = $group['id_group'];
+
+		if (version_compare(_PS_VERSION_, '1.5.5', '<'))
+		{
+			if (!self::setGroups14((int)$carrier->id, $groups))
+				return false;
+		}
+		else
+			if (!$carrier->setGroups($groups))
+				return false;
+
+		return true;
+	}
+
+    /**
+     * Returns carrier according to it's reference
+     *
+     * @param string|int $reference Carrier reference
+     * @return bool|Carrier Carrier object
+     */
+	public static function getCarrierByReference($reference)
+	{
+		if (version_compare(_PS_VERSION_, '1.5', '<'))
+		{
+			$id_carrier = (int)DpdPolandCarrier::getIdCarrierByReference($reference);
+			$carrier = new Carrier((int)$id_carrier);
+		}
+		else
+			$carrier = Carrier::getCarrierByReference((int)$reference);
+
+		return $carrier;
+	}
+}