function drupal_get_private_key

7.x common.inc	`drupal_get_private_key()`
6.x common.inc	`drupal_get_private_key()`

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

Return value

The private key.

4 calls to drupal_get_private_key()

DrupalWebTestCase::drupalGetToken in drupal-7.x/modules/simpletest/drupal_web_test_case.php: Generate a token for the currently logged in user.
drupal_get_token in drupal-7.x/includes/common.inc: Generates a token based on $value, the user session, and the private key.
image_style_path_token in drupal-7.x/modules/image/image.module: Generates a token to protect an image style derivative.
_update_process_fetch_task in drupal-7.x/modules/update/update.fetch.inc: Processes a task to fetch available update data for a single project.

File

drupal-7.x/includes/common.inc, line 5056: 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;
}