public function PHPGangsta_GoogleAuthenticator::getQRCodeGoogleUrl in TFA Basic plugins 7

Get QR-Code URL for image, from google charts.

Parameters

string $name:

string $secret:

string $title:

array $params:

Return value

string

File

includes/googleauthenticator/GoogleAuthenticator.php, line 101

Class

PHPGangsta_GoogleAuthenticator

PHP Class for handling Google Authenticator 2-factor authentication.

Code

public function getQRCodeGoogleUrl($name, $secret, $title = null, $params = array()) {
  $width = !empty($params['width']) && (int) $params['width'] > 0 ? (int) $params['width'] : 200;
  $height = !empty($params['height']) && (int) $params['height'] > 0 ? (int) $params['height'] : 200;
  $level = !empty($params['level']) && array_search($params['level'], array(
    'L',
    'M',
    'Q',
    'H',
  )) !== false ? $params['level'] : 'M';
  $urlencoded = urlencode('otpauth://totp/' . $name . '?secret=' . $secret . '');
  if (isset($title)) {
    $urlencoded .= urlencode('&issuer=' . urlencode($title));
  }
  return 'https://chart.googleapis.com/chart?chs=' . $width . 'x' . $height . '&chld=' . $level . '|0&cht=qr&chl=' . $urlencoded . '';
}