write a simple wrapper of symfony http client;force the client to use ipv4

lib/Tools/Client.php

@@ -0,0 +1,54 @@
+<?php
+
+namespace OCA\NCDownloader\Tools;
+
+//require __DIR__ . "/../../vendor/autoload.php";
+use Symfony\Component\HttpClient\HttpClient;
+
+final class Client
+{
+    public function __construct(?array $options = null)
+    {
+        $this->client = HttpClient::create($this->configure($options));
+    }
+
+    public static function create(?array $options = null)
+    {
+        return new self($options);
+    }
+
+    private function defaultUserAgent(): string
+    {
+        return "Mozilla/5.0 (Windows NT 10.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.93 Safari/537.36";
+    }
+
+    private function defaultOptions(): array
+    {
+        $settings = [
+            'headers' => [
+            ],
+            'extra' => ['curl' => null],
+        ];
+        return $settings;
+    }
+
+    private function configure(array $options): array
+    {
+
+        extract($options);
+        $settings = $this->defaultOptions();
+        $settings['extra']['curl'] = $curl ?? [];
+        $settings['headers'] = $headers ?? [];
+
+        if ($ipv4 || $force_ipv4) {
+            $settings['extra']['curl'] = [CURLOPT_IPRESOLVE => CURL_IPRESOLVE_V4];
+        }
+        $settings['headers']['User-Agent'] = $useragent ?? $this->defaultUserAgent();
+
+        return $settings;
+    }
+    public function request(string $url, $method, ?array $options = [])
+    {
+        return $this->client->request($url, $method, $options);
+    }
+}