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Definition

drupal_get_private_key()
drupal/includes/common.inc, line 1766

Description

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

Return value

The private key

Related topics

Name	Description
Input validation	Functions to validate user input.

Code

function drupal_get_private_key() {
  if (!($key = variable_get('drupal_private_key', 0))) {
    $key = md5(uniqid(mt_rand(), true)) . md5(uniqid(mt_rand(), true));
    variable_set('drupal_private_key', $key);
  }
  return $key;
}