function _piwik_get_hash_salt in Piwik Web Analytics 6.2

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 _piwik_get_hash_salt()

piwik_footer in ./piwik.module

Implementation of hook_footer() to insert Javascript at the end of the page.

File

./piwik.module, line 513

Drupal Module: Piwik

Code

function _piwik_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;
}