CouchCMS - Empty Secure File Handler

couchcms-securefile-empty.php

<cms:pages masterpage='index.php'>

  <!-- set default value for prevent using last variable in loop -->
  <cms:set has_foto='0' 'global' /> 
  
  <cms:show_securefile 'foto'>
    <img src="<cms:cloak_url link=file_id />" alt="Image" /> <!-- show image -->
    <cms:set has_foto='1' 'global' /> <!-- set variable image are not empty -->
  </cms:show_securefile>
  
  <!-- check if image is empty, then use default image-->
  <cms:if "<cms:not has_foto />" >
      <img src="<cms:show k_site_link />images/not-available.png" alt="Image Not Available" />
  </cms:if>

</cms:pages>