Get the url path of the current file

get_this_location_path.php

<?php

function get_this_location_path() {
  $parts = parse_url($_SERVER['PHP_SELF']);
  if (!isset($parts['scheme'])) {
    $parts['scheme'] = "http";
    if (isset($_SERVER["HTTPS"]) &&
      $_SERVER["HTTPS"] == "on") 
    {
      $parts['scheme'] .= "s";
    }
  }
  if (!isset($parts['host'])) {
    $parts['host'] = $_SERVER["SERVER_NAME"];
  }
  $url = $parts['scheme'] . '://' . $parts['host'] . $parts['path'];
  $url = substr($url, 0, strrpos( $url, '/'));
  return $url;
}