first commit

modules/gamification/classes/GamificationTools.php

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+<?php
+/*
+* 2007-2016 PrestaShop
+*
+* 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
+* to license@prestashop.com so we can send you a copy immediately.
+*
+* DISCLAIMER
+*
+* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
+* versions in the future. If you wish to customize PrestaShop for your
+* needs please refer to http://www.prestashop.com for more information.
+*
+*  @author PrestaShop SA <contact@prestashop.com>
+*  @copyright  2007-2016 PrestaShop SA
+*  @license    http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
+*  International Registered Trademark & Property of PrestaShop SA
+*/
+
+class GamificationTools
+{
+    public static function parseMetaData($content)
+    {
+        $meta_data = [
+            'PREFIX_' => _DB_PREFIX_,
+            ];
+        //replace define
+        $content = str_replace(array_keys($meta_data), array_values($meta_data), $content);
+
+        //replace meta data
+        $content = preg_replace_callback('#\{config\}([a-zA-Z0-9_-]*)\{/config\}#', function ($matches) {
+            return Configuration::get($matches[1]);
+        }, $content);
+        $content = preg_replace_callback('#\{link\}(.*)\{/link\}#', function ($matches) {
+            return Context::getContext()->link->getAdminLink($matches[1]);
+        }, $content);
+        $content = preg_replace_callback('#\{employee\}(.*)\{/employee\}#', function ($matches) {
+            return Context::getContext()->employee->$matches[1];
+        }, $content);
+        $content = preg_replace_callback('#\{language\}(.*)\{/language\}#', function ($matches) {
+            return Context::getContext()->language->$matches[1];
+        }, $content);
+        $content = preg_replace_callback('#\{country\}(.*)\{/country\}#', function ($matches) {
+            return Context::getContext()->country->$matches[1];
+        }, $content);
+
+        return $content;
+    }
+
+    /**
+     * Retrieve Json api file, forcing gzip compression to save bandwith.
+     *
+     * @param string $url
+     * @param bool $withResponseHeaders
+     *
+     * @return string|bool
+     */
+    public static function retrieveJsonApiFile($url, $withResponseHeaders = false)
+    {
+        $curl = curl_init();
+
+        curl_setopt($curl, CURLOPT_URL, $url);
+        curl_setopt($curl, CURLOPT_CONNECTTIMEOUT, 1);
+        curl_setopt($curl, CURLOPT_TIMEOUT, 1);
+        curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, true);
+        curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true);
+        curl_setopt($curl, CURLOPT_MAXREDIRS, 2);
+        // @see https://cloud.google.com/appengine/kb/#compression
+        curl_setopt($curl, CURLOPT_ENCODING, 'gzip');
+        curl_setopt($curl, CURLOPT_USERAGENT, 'gzip');
+        curl_setopt($curl, CURLOPT_HEADER, $withResponseHeaders);
+        curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
+
+        $content = curl_exec($curl);
+
+        curl_close($curl);
+
+        return $content;
+    }
+}