function superfish_array_filter in Superfish 6

Same name and namespace in other branches

1. 8 superfish.module \superfish_array_filter()
2. 7 superfish.module \superfish_array_filter()

Helper function to clean up arrays.

3 calls to superfish_array_filter()

superfish_block in ./superfish.module

Implements hook_block().

superfish_block_validate in ./superfish.module

Validation function for the block configuration form.

theme_superfish_build in ./superfish.module

Helper function that builds the nested lists of a Superfish menu.

File

./superfish.module, line 1302

Enables the use of jQuery Superfish plugin for Drupal menus.

Code

function superfish_array_filter($haystack) {
  foreach ($haystack as $key => $value) {
    if (is_array($value)) {
      $haystack[$key] = superfish_array_filter($haystack[$key]);
    }
    elseif (empty($value) && is_bool($value) !== TRUE) {
      if ($haystack[$key] != '0') {
        unset($haystack[$key]);
      }
    }
  }
  return $haystack;
}