WORDPRESS: Get And Cache Vimeo Thumbnails

WORDPRESS: Get And Cache Vimeo Thumbnails

// Get And Cache Vimeo Thumbnails
function get_vimeo_thumb($id, $size = 'thumbnail_small')
{
  if(get_transient('vimeo_' . $size . '_' . $id))
  {
    $thumb_image = get_transient('vimeo_' . $size . '_' . $id);
  }
  else
  {
    $json = json_decode( file_get_contents( "http://vimeo.com/api/v2/video/" . $id . ".json" ) );
    $thumb_image = $json[0]->$size;

     set_transient('vimeo_' . $size . '_' . $id, $thumb_image, 2629743);
  }
  return $thumb_image;
}

// Simple Usage
<?php
  echo '<img src="' . get_vimeo_thumb(43096888) . '">';
  echo '<img src="' . get_vimeo_thumb(43096888, 'thumbnail_medium') . '">';
  echo '<img src="' . get_vimeo_thumb(43096888, 'thumbnail_large') . '">';
?>