function _auto_login_url_get_secret in Auto Login URL 7

Get secret key for ALU or create now.

4 calls to _auto_login_url_get_secret()

auto_login_url_create in ./auto_login_url.module

Create an auto login hash on demand.

auto_login_url_variable_info in ./auto_login_url.module

Implements hook_variable_info().

_auto_login_url_page in ./auto_login_url.module

Auto login the user.

_auto_login_url_settings in ./auto_login_url.module

Settings form for Auto Login URL.

File

./auto_login_url.module, line 210

Main file for auto_login_url module.

Code

function _auto_login_url_get_secret() {

  // Check if it exists.
  $secret = variable_get('auto_login_url_secret', '');

  // Create if it does not exist.
  if ($secret == '') {
    $secret = drupal_random_key();
    variable_set('auto_login_url_secret', $secret);
  }
  return $secret;
}