Added fetch() twig extension

src/Fetch.php

@@ -11,6 +11,7 @@
 namespace lukeyouell\fetch;
 
 use lukeyouell\fetch\variables\FetchVariable;
+use lukeyouell\fetch\twigextensions\FetchTwigExtension;
 
 use Craft;
 use craft\base\Plugin;
@@ -49,6 +50,8 @@ public function init()
         parent::init();
         self::$plugin = $this;
 
+        Craft::$app->view->registerTwigExtension(new FetchTwigExtension());
+
         Event::on(
             CraftVariable::class,
             CraftVariable::EVENT_INIT,

src/twigextensions/FetchTwigExtension.php

@@ -0,0 +1,59 @@
+<?php
+/**
+ * Fetch plugin for Craft CMS 3.x
+ *
+ * Utilise the Guzzle HTTP client from within your Craft templates.
+ *
+ * @link      https://github.com/lukeyouell
+ * @copyright Copyright (c) 2018 Luke Youell
+ */
+
+namespace lukeyouell\fetch\twigextensions;
+
+use lukeyouell\fetch\Fetch;
+
+use Craft;
+
+/**
+* @author    Luke Youell
+* @package   Fetch
+* @since     1.1.0
+*/
+class FetchTwigExtension extends \Twig_Extension
+{
+  public function getName()
+  {
+      return 'Fetch';
+  }
+
+  public function getFunctions()
+  {
+      return [
+          new \Twig_SimpleFunction('fetch', [$this, 'fetch']),
+      ];
+  }
+
+  public function fetch($client, $method, $destination, $request = [])
+  {
+      $client = new \GuzzleHttp\Client($client);
+
+      try {
+
+        $response = $client->request($method, $destination, $request);
+
+        return [
+          'statusCode' => $response->getStatusCode(),
+          'reason' => $response->getReasonPhrase(),
+          'body' => json_decode($response->getBody(), true)
+        ];
+
+      } catch (\Exception $e) {
+
+        return [
+          'error' => true,
+          'reason' => $e->getMessage()
+        ];
+
+      }
+  }
+}