function drupal_get_private_key in Drupal 6

Same name and namespace in other branches

1. 4 includes/common.inc \drupal_get_private_key()
2. 5 includes/common.inc \drupal_get_private_key()
3. 7 includes/common.inc \drupal_get_private_key()

Ensure the private key variable used to generate tokens is set.

Return value

The private key.

3 calls to drupal_get_private_key()

drupal_get_token in includes/common.inc

Generate a token based on $value, the current user session and private key.

user_pass_rehash in modules/user/user.module

_update_refresh in modules/update/update.fetch.inc

Fetch project info via XML from a central server.

File

includes/common.inc, line 2661

Common functions that many Drupal modules will need to reference.

Code

function drupal_get_private_key() {
  if (!($key = variable_get('drupal_private_key', 0))) {
    $key = drupal_random_key();
    variable_set('drupal_private_key', $key);
  }
  return $key;
}