new file mode 100644

@@ -0,0 +1,30 @@

+<?php

+

+

+namespace vonRotenberg\RealEstateListingBundle\Twig;

+

+use Twig\Extension\AbstractExtension;

+use Twig\TwigFilter;

+

+class AppExtension extends AbstractExtension

+{

+  public function getFilters(): array

+  {

+    return [

+      new TwigFilter('mm2pt', [$this, 'convertMillimeterToPoint']),

+      new TwigFilter('imageDataUrl', [$this, 'getImageDataUrl']),

+    ];

+  }

+

+  public function convertMillimeterToPoint(float $mm): float

+  {

+    return (float) $mm / 25.4 * 72;

+  }

+

+  public function getImageDataUrl(string $path): string

+  {

+    $type = pathinfo($path, PATHINFO_EXTENSION);

+    $data = file_get_contents($path);

+    return 'data:image/' . $type . ';base64,' . base64_encode($data);

+  }

+}