function menu_icons_uninstall in Menu Icons 7.3

Same name and namespace in other branches

1. 8 menu_icons.install \menu_icons_uninstall()
2. 6.2 menu_icons.install \menu_icons_uninstall()
3. 6 menu_icons.install \menu_icons_uninstall()

Implements hook_uninstall().

File

./menu_icons.install, line 11

Cleanup menu_icons variables and menu link options.

Code

function menu_icons_uninstall() {

  // Delete variables.
  variable_del('menu_icons_file_validate_image_resolution');
  variable_del('menu_icons_default_icon');
  variable_del('menu_icons_image_folder');
  variable_del('menu_icons_position');
  variable_del('menu_icons_image_style_default');
  variable_del('menu_icons_use_css');
  variable_del('menu_icons_absolute_links');

  // Clean up menu link options.
  // Fetch menu links that we've modified.
  $result = db_query("SELECT mlid, options FROM {menu_links} WHERE options LIKE '%menu_icon%'");
  foreach ($result as $record) {
    $mlid = $record->mlid;
    $options = unserialize($record->options);
    if (isset($options['menu_icon'])) {
      unset($options['menu_icon']);
    }
    for ($i = 0; $i <= count($options['attributes']['class']); $i++) {
      if ($options['attributes']['class'][$i] == 'menu_icon') {
        unset($options['attributes']['class'][$i]);
      }
      elseif ($options['attributes']['class'][$i] == 'menu-' . $mlid) {
        unset($options['attributes']['class'][$i]);
      }
    }

    // Save the updated options.
    db_update('menu_links')
      ->fields(array(
      'options' => serialize($options),
    ))
      ->condition('mlid', $mlid)
      ->execute();
  }

  // Remove the generated CSS file.
  file_unmanaged_delete('public://css/menu_icons.css');
}