Added credits

app/Integrations/Credits.php

@@ -0,0 +1,67 @@
+<?php
+
+/*
+ * This file is part of Cachet.
+ *
+ * (c) Alt Three Services Limited
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace CachetHQ\Cachet\Integrations;
+
+use GuzzleHttp\Client;
+use Illuminate\Contracts\Cache\Repository;
+
+class Credits
+{
+    /**
+     * The default url.
+     *
+     * @var string
+     */
+    const URL = 'https://cachethq.io/credits';
+
+    /**
+     * The cache repository instance.
+     *
+     * @var \Illuminate\Contracts\Cache\Repository
+     */
+    protected $cache;
+
+    /**
+     * The url to use.
+     *
+     * @var string|null
+     */
+    protected $url;
+
+    /**
+     * Creates a new credits instance.
+     *
+     * @param \Illuminate\Contracts\Cache\Repository $cache
+     * @param string|null                            $url
+     *
+     * @return void
+     */
+    public function __construct(Repository $cache, $url = null)
+    {
+        $this->cache = $cache;
+        $this->url = $url ?: static::URL;
+    }
+
+    /**
+     * Returns the latest credits.
+     *
+     * @return array
+     */
+    public function latest()
+    {
+        return $this->cache->remember('version', 2880, function () {
+            return json_decode((new Client())->get($this->url, [
+                'headers' => ['Accept' => 'application/json'],
+            ])->getBody(), true);
+        });
+    }
+}