<?php

/**
 * @file
 * Install file for the Hierarchical Select Taxonomy Views module.
 */

/**
 * Implementation of hook_uninstall().
 */
function hs_taxonomy_views_uninstall() {
  $views = views_get_all_views();

  foreach ($views as $view) {
    foreach (array_keys($view->display) as $display_name) {
      if (isset($view->display[$display_name]->display_options['filters']) && count($view->display[$display_name]->display_options['filters'])) {
        foreach (array_keys($view->display[$display_name]->display_options['filters']) as $filter_id) {
          $filter = $view->display[$display_name]->display_options['filters'][$filter_id];
          if (isset($filter['type']) && $filter['type'] == 'hierarchical_select' && $filter['table'] == 'taxonomy_term_node' && $filter['field'] == 'tid') {
            $view->display[$display_name]->display_options['filters'][$filter_id]['type'] = 'select';
            $view->save();
          }
        }
      }
    }
  }

  drupal_set_message(t("Reset the Selection Type from 'Hierarchical Select' to
                        'Dropdown' everywhere where it was used."),
                    'warning');
}