function taxonomy_menu_uninstall in Taxonomy menu 7

Same name and namespace in other branches

1. 8 taxonomy_menu.install \taxonomy_menu_uninstall()
2. 5 taxonomy_menu.install \taxonomy_menu_uninstall()
3. 6.3 taxonomy_menu.install \taxonomy_menu_uninstall()
4. 6 taxonomy_menu.install \taxonomy_menu_uninstall()
5. 6.2 taxonomy_menu.install \taxonomy_menu_uninstall()
6. 7.2 taxonomy_menu.install \taxonomy_menu_uninstall()

Implements hook_uninstall().

File

./taxonomy_menu.install, line 11

Install and uninstall all required databases. Also do incremental database updates.

Code

function taxonomy_menu_uninstall() {

  // Remove menu items.
  db_delete('menu_links')
    ->condition('module', 'taxonomy_menu', '=')
    ->execute();

  // Rebuild the menus.
  variable_set('menu_rebuild_needed', TRUE);

  // Gets array of more specific variables set by Taxonomy Menu module.
  // This prevents known issue https://www.drupal.org/node/1966684
  // where uninstalling Taxonomy Menu will delete variables related
  // to the Taxonomy Menu Block module.
  $variable_suffixes = array(
    'vocab_menu',
    'vocab_parent',
    'voc_item',
    'display_num',
    'hide_empty_terms',
    'expanded',
    'rebuild',
    'path',
    'menu_end_all',
    'display_descendants',
    'voc_name',
    'sync',
    'end_all',
    'flat',
    'max_depth',
    'term_item_description',
  );

  // Delete variables.
  $query = db_select('variable', 'v')
    ->fields('v', array(
    'name',
    'value',
  ))
    ->condition('name', '%' . db_like('taxonomy_menu') . '%', 'LIKE')
    ->execute();
  $variables = $query
    ->fetchAll();
  foreach ($variables as $variable) {

    // Add check to make sure we only delete variables for Taxonomy Menu,
    // not variables for Taxonomy Menu Block.
    foreach ($variable_suffixes as $suffix) {
      $taxonomy_menu_variable_name = 'taxonomy_menu_' . $suffix;
      if (strpos($variable->name, $taxonomy_menu_variable_name) !== FALSE) {
        variable_del($variable->name);
      }
    }
  }
}