<?php
function toMid($user, $pass) {
  /*  Takes a ucid and password as args
      Builds a curl req to the middle-end
      Returns the response

      Making:
      curl -L 'https://aevitepr2.njit.edu/MyHousing/login.cfm' \
      -H 'Content-Type: application/x-www-form-urlencoded' \
      -H 'Upgrade-Insecure-Requests: 1'\
      --data 'ucid=[ucid]&pass=[pass]'
  */

  $login = array(
    "ucid" => $user,
    "pass" => $pass
  );

  $Mid_url = 'https://web.njit.edu/~md537/mid.php';
  $headers = [
    'Content-Type: application/json; charset=utf-8'
    //'Host: web.njit.edu',
  ];

  // echo json_encode($login);
  $ch = curl_init($Mid_url); //Init curl
  curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
  curl_setopt($ch, CURLOPT_POST, true);
  // curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true); // follow redirect to new housing page
  curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($login)); // concat ucid/pass
  curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); // return results to stdout instead of echo
  $result = curl_exec($ch); // send the curl, return result (actually html page after redir)
  echo "curl errors?:\n";
  echo curl_error($ch);
  curl_close($ch);
  return $result;
}

/* get data from index.thml */
// $data = json_decode($HTTP_RAW_POST_DATA);
$ucid_POST = 'useranme';//$data->ucid;
$pass_POST = 'password';//$data->pass;

/* get response from mid */
$result = toMid($ucid_POST, $pass_POST);
echo $result;

// $result = json_decode($result, 1);
echo "decoded data\n";
var_dump((json_decode($result))); // this is null
// echo json_decode($result);
// $ucid_Response = $result->njitucid;
// $njit_Response = $result->njitsuccess;

/* send this to index.html */
$to_frt = array(
    'response' => array(
    // 'njitucid' => $ucid_Response,
    // 'njitsuccess' => $njit_Response,
    'dbucid' => $ucid_POST,
    'dbsuccess' => '0',
    'debug' => $result
    )
);

// header('Content-Type: application/json;charset=utf-8');
// echo json_encode($to_frt);
echo "SUCCESS";
http_response_code(200);
?>