function drupal_get_private_key

Ensures 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: Generates a token based on $value, the user session, and the private key.
image_style_path_token in modules/image/image.module: Generates a token to protect an image style derivative.
_update_process_fetch_task in modules/update/update.fetch.inc: Processes a task to fetch available update data for a single project.

File

includes/common.inc, line 5332

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;
}

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