Added utility to detect mobile/table user agents server side

src/Twig/MobileDetectExtension.php

@@ -0,0 +1,60 @@
+<?php
+
+/*
+ * AVSDev UF Tweaks (https://avsdev.uk)
+ *
+ * @link      https://git.avsdev.uk/avsdev/sprinkle-uf-tweaks
+ * @license   https://git.avsdev.uk/avsdev/sprinkle-uf-tweaks/blob/master/LICENSE.md (LGPL-3.0 License)
+ */
+
+namespace UserFrosting\Sprinkle\UFTweaks\Twig;
+
+use Detection\MobileDetect;
+use Psr\Container\ContainerInterface;
+use Twig\Extension\AbstractExtension;
+use Twig\Extension\GlobalsInterface;
+use Twig\TwigFunction;
+
+/**
+ * Extends Twig functionality for mobile detection.
+ *
+ * @author Craig Williams (https://avsdev.uk)
+ */
+class MobileDetectExtension extends AbstractExtension implements GlobalsInterface
+{
+    /**
+     * @param ContainerInterface $services
+     */
+    public function __construct(ContainerInterface $services)
+    {
+    }
+
+    public function getName()
+    {
+        return 'avsdev/uf-tweaks-mobileDetect';
+    }
+
+    public function getFunctions()
+    {
+        return [
+            // Add Twig function for checking permissions during dynamic menu rendering
+            new TwigFunction('isMobile', function () {
+                $detect = new MobileDetect();
+                return $detect->isMobile();
+            }),
+            new TwigFunction('isTablet', function () {
+                $detect = new MobileDetect();
+                return $detect->isTablet();
+            }),
+            new TwigFunction('isDesktop', function () {
+                $detect = new MobileDetect();
+                return !$detect->isTablet() && !$detect->isMobile();
+            }),
+        ];
+    }
+
+    public function getGlobals()
+    {
+        return [];
+    }
+}