<?php

function smarty_function_faculty_bio_url($params, $smarty) {
  if (!isset($params['username'])) {
    trigger_error("[plugin] parameter 'username' cannot be empty",
      E_USER_NOTICE);
    return;
  }

  $faculty_username = $params['username'];
  $content          = "";

  // If content is provided (such as an image, etc...), use it. Otherwise, we
  // default to the faculty member's full name.
  if (isset($params['content'])) {
    $content = $params['content'];
  } else {
    $content = faculty_full_name($faculty_username);
  }

  $serverRoot = $smarty->getTemplateVars('server_root');

  require_once "$serverRoot/lib/igs.php";

  $url = faculty_bio_link($faculty_username);

  echo $url;
}

?>