cors.php

cors.php

<?php
if (isset($_SERVER['HTTP_ORIGIN'])) {
  header("Access-Control-Allow-Origin: {$_SERVER['HTTP_ORIGIN']}");
  header('Access-Control-Allow-Credentials: true');
} else {
  header('Access-Control-Allow-Origin : *');
}
if ($_SERVER['REQUEST_METHOD'] == 'OPTIONS') {

  if (isset($_SERVER['HTTP_ACCESS_CONTROL_REQUEST_METHOD']))
    header("Access-Control-Allow-Methods: GET, POST, OPTIONS");         

  if (isset($_SERVER['HTTP_ACCESS_CONTROL_REQUEST_HEADERS']))
    header("Access-Control-Allow-Headers: {$_SERVER['HTTP_ACCESS_CONTROL_REQUEST_HEADERS']}");

    exit(0);
}

header("Vary: Accept");
if (stristr($_SERVER["HTTP_ACCEPT"], "application/turtle")) {
  header("Content-Type: application/turtle");
} else {
  header("Content-Type: text/turtle");
}

?>