function views_slideshow_xtra_example_admin_form_submit in Views Slideshow Xtra 7.2

Same name and namespace in other branches

1. 7.3 views_slideshow_xtra_example/views_slideshow_xtra_example.module \views_slideshow_xtra_example_admin_form_submit()

Admin form submit.

File

views_slideshow_xtra_example/views_slideshow_xtra_example.module, line 168

This module creates a Views Slideshow Xtra content type and example slide nodes.

Code

function views_slideshow_xtra_example_admin_form_submit($form, &$form_state) {
  if ($form_state['clicked_button']['#value'] == $form_state['values']['generate_nodes']) {
    views_slideshow_xtra_example_nodes();
    drupal_set_message(t('Example nodes generated.'));
  }
  if ($form_state['clicked_button']['#value'] == $form_state['values']['delete_nodes']) {
    $results = db_select('node', 'n')
      ->fields('n', array(
      'nid',
    ))
      ->condition('type', array(
      'views_slideshow_xtra',
    ), 'IN')
      ->execute();
    foreach ($results as $result) {
      $nids[] = $result->nid;
    }
    if (!empty($nids)) {
      foreach ($nids as $nid) {
        $node = node_load($nid);
        $vsx_field_values = $node->views_slideshow_xtra['und'];
        $is_example_value = FALSE;
        foreach ($vsx_field_values as $value) {
          $json_str = $value['value'];
          $vsx = drupal_json_decode($json_str);
          if (!empty($vsx) && array_key_exists('vsx_example', $vsx)) {
            if ($vsx['vsx_example'] = 'true') {
              $is_example_value = TRUE;
            }
          }
        }
        if (!$is_example_value) {
          unset($nids[array_search($nid, $nids)]);
        }
      }
      node_delete_multiple($nids);
    }
    drupal_set_message(t('Deleted %count example nodes.', empty($nids) ? array(
      '%count' => 0,
    ) : array(
      '%count' => count($nids),
    )));
  }
}