wip: continue implementation

src/Twig/AppExtension.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace App\Twig;
+
+use Twig\Extension\AbstractExtension;
+use Twig\TwigFilter;
+use Twig\TwigFunction;
+
+class AppExtension extends AbstractExtension
+{
+    public function getFilters(): array
+    {
+        return [
+            new TwigFilter('file_size', [AppRuntime::class, 'formatBytes']),
+            new TwigFilter('file_icon', [AppRuntime::class, 'fileIconFilter'], ['is_safe' => ['html']]),
+            new TwigFilter('format_money', [AppRuntime::class, 'formatMoney']),
+        ];
+    }
+
+    public function getFunctions(): array
+    {
+        return [
+            new TwigFunction('icon', [AppRuntime::class, 'renderIcon'], ['needs_environment' => true, 'is_safe' => ['html']]),
+        ];
+    }
+}