Simple OG Image- MODX output modifier

ogimage.snippet.php

<?php
if(empty($input)) return;

$url = rtrim($modx->getOption('site_url'), '/').'/'.ltrim($input,'/');
echo "<meta name=\"image\" property=\"og:image\" content=\"$url\" />";
  
$path = rtrim($modx->getOption('base_path'), '/').'/'.ltrim($input,'/');
$size = @getimagesize($path);
if ($size) {
  $width = $size[0];
  $height = $size[1];
  
  echo "<meta property=\"og:image:width\" content=\"$width\" />";
  echo "<meta property=\"og:image:height\" content=\"$height\" />";
}
$mime = @mime_content_type($path);
if ($mime) {
  echo "<meta property=\"og:image:type\" content=\"$mime\" />";
}