function menu_attach_block_preprocess_links in Menu Attach Block 7

Implements hook_preprocess_HOOK().

File

./menu_attach_block.module, line 206

Module to enable adding a block to menu item.

Code

function menu_attach_block_preprocess_links(&$variables) {
  $attached_block = FALSE;

  // Very quick hacky check to prevent notices on install.
  // @todo Investigate in more detail.
  if (array_key_exists('links', $variables) && is_array($variables['links']) && count($variables['links'])) {
    foreach ($variables['links'] as $key => &$link) {
      if (is_array($link) && array_key_exists('menu_attach_block', $link) && empty($link['menu_attach_block']['name']) == FALSE) {
        $attached_block = TRUE;
        $link['attributes']['class'][] = 'attached-block';

        // Rebuild the keys of the array, preserving the order. Array keys are
        // used for keys in the li element of link lists - @see theme_links.
        $new_links[$key . ' attached-block'] = $link;
      }
      else {
        $new_links[$key] = $link;
      }
    }
    if ($attached_block) {
      $variables['links'] = $new_links;
    }
  }
}