function _googleanalytics_get_hash_salt in Google Analytics 6.4

Backport of https://api.drupal.org/api/drupal/includes%21bootstrap.inc/function/drup...

Gets a salt useful for hardening against SQL injection.

1 call to _googleanalytics_get_hash_salt()

googleanalytics_add_js in ./googleanalytics.module

Adds Google Analytics tracking scripts.

File

./googleanalytics.module, line 633

Drupal Module: Google Analytics

Code

function _googleanalytics_get_hash_salt() {
  global $drupal_hash_salt, $db_url;

  // If the $drupal_hash_salt variable is empty, a hash of the serialized
  // database credentials is used as a fallback salt.
  return empty($drupal_hash_salt) ? hash('sha256', $db_url) : $drupal_hash_salt;
}