function _cookie_content_blocker_settings_decode in Cookie Content Blocker 7

Decode a encoded settings string to a settings array.

Parameters

string $settings: The settings string to decode.

Return value

array The decoded settings or an empty array if decoding failed.

1 call to _cookie_content_blocker_settings_decode()

_cookie_content_blocker_replace_tags in ./cookie_content_blocker.module

Replaces cookie content blocker tags for the given text.

File

./cookie_content_blocker.module, line 443

Contains the main module code for Cookie content blocker.

Code

function _cookie_content_blocker_settings_decode($settings) {

  // Check if we need to decode the settings first. This way we support
  // both base64 encoded strings and settings already in a JSON-string format.
  $decoded_settings = base64_decode($settings);
  $needs_decode = base64_encode($decoded_settings) === $settings;
  if ($needs_decode) {
    $settings = $decoded_settings;
  }
  $settings = filter_xss($settings, array());
  $settings = drupal_json_decode($settings);
  return !empty($settings) ? $settings : array();
}