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modules/ps_facebook/controllers/front/apiHealthCheck.php

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+<?php
+/**
+ * Copyright since 2007 PrestaShop SA and Contributors
+ * PrestaShop is an International Registered Trademark & Property of PrestaShop SA
+ *
+ * NOTICE OF LICENSE
+ *
+ * This source file is subject to the Academic Free License version 3.0
+ * that is bundled with this package in the file LICENSE.md.
+ * It is also available through the world-wide-web at this URL:
+ * https://opensource.org/licenses/AFL-3.0
+ * 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
+ * to license@prestashop.com so we can send you a copy immediately.
+ *
+ * @author    PrestaShop SA and Contributors <contact@prestashop.com>
+ * @copyright Since 2007 PrestaShop SA and Contributors
+ * @license   https://opensource.org/licenses/AFL-3.0 Academic Free License version 3.0
+ */
+
+use PrestaShop\Module\PrestashopFacebook\Repository\ServerInformationRepository;
+
+class Ps_FacebookApiHealthCheckModuleFrontController extends ModuleFrontController
+{
+    /** @var Ps_facebook */
+    public $module;
+
+    /**
+     * @return void
+     */
+    public function postProcess()
+    {
+        /** @var ServerInformationRepository $serverInformationRepository */
+        $serverInformationRepository = $this->module->getService(ServerInformationRepository::class);
+
+        $status = $serverInformationRepository->getHealthCheckData();
+
+        $this->exitWithResponse($status);
+    }
+
+    /**
+     * Override displayMaintenancePage to prevent the maintenance page to be displayed
+     *
+     * @see FrontController::displayMaintenancePage()
+     */
+    protected function displayMaintenancePage()
+    {
+    }
+
+    /**
+     * Override displayRestrictedCountryPage to prevent page country is not allowed
+     *
+     * @see FrontController::displayRestrictedCountryPage()
+     */
+    protected function displayRestrictedCountryPage()
+    {
+    }
+
+    /**
+     * Override geolocationManagement to prevent country GEOIP blocking
+     *
+     * @see FrontController::geolocationManagement()
+     *
+     * @param Country $defaultCountry
+     *
+     * @return false
+     */
+    protected function geolocationManagement($defaultCountry)
+    {
+        return false;
+    }
+
+    /**
+     * @param array $response
+     *
+     * @return void
+     */
+    protected function exitWithResponse(array $response)
+    {
+        $httpCode = isset($response['httpCode']) ? (int) $response['httpCode'] : 200;
+
+        $this->dieWithResponse($response, $httpCode);
+    }
+
+    /**
+     * @param array $response
+     * @param int $code
+     *
+     * @return void
+     */
+    private function dieWithResponse(array $response, $code)
+    {
+        $httpStatusText = "HTTP/1.1 $code";
+        $response['httpCode'] = (int) $code;
+
+        header('Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0');
+        header('Content-Type: application/json;charset=utf-8');
+        header($httpStatusText);
+
+        echo json_encode($response, JSON_UNESCAPED_SLASHES);
+
+        exit;
+    }
+}