<?php
/*
Plugin Name: Urlencode Viewer Links
Description: Url encode viewer links instead of converting them to low-ascii
*/

addFilter('viewer_link_field_content', 'plugin_urlEncodeViewerLinks', null, 2);

//
function plugin_urlEncodeViewerLinks($defaultOutput, $fieldValue) {
  $output = urlencode($fieldValue) . '-';
  return $output;
}

?>