formUserId.php

<?php

/* An open-source example of using the Pastebin API in PHP and HTML5.
This is used to create and store a UserID.
This will be connected to other PHP files, listed below when they are posted:
 Pastebin.php: https://pastebin.com/wyz1MD8B
 removeCookie.php: https://pastebin.com/yTES7RYs
 Testing.php: https://pastebin.com/iZUEDFfX
*/

$theuser = $_POST["user"];
$thepass = $_POST["pass"];
$api_dev_key        = '';
$api_user_name      = urlencode($theuser);
$api_user_password  = urlencode($thepass);
$url            = 'https://pastebin.com/api/api_login.php';
$ch         = curl_init($url);

curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, 'api_dev_key='.$api_dev_key.'&api_user_name='.$api_user_name.'&api_user_password='.$api_user_password.'');
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_VERBOSE, 1);
curl_setopt($ch, CURLOPT_NOBODY, 0);

$response       = curl_exec($ch);

if (strpos($response, 'Bad API request') !== false) {
    echo "<p>An error occured.</p><p>$response</p>\n";
  echo "<p>Use the link below to go back to the Pastebin API.</p>\n";
} elseif (strpos($response, 'CAPTCHA') !== false) {
  echo "<p style='color:red'>The pastebin API has refused the request, due to CAPTCHA test.</p>";
  } else {
      echo "<p>Success!</p>\n";
  setcookie("userid", $response, time() + "3600", "/");
  echo "<p>Use the link below to go back to the Pastebin API.</p>\n";
}
?>
<!DOCTYPE html>
<html>
  <body><br>
    <a href="/Pastebin.php">Back to Pastebin.php</a>
  </body>
</html>