function og_field_widget_form_validate in Organic groups 7

Validate handler; Re-add hidden selected group IDs if exist. Also, to be safe, check for and clean up duplicate entries.

1 string reference to 'og_field_widget_form_validate'

og_form_alter in ./og.module

Implements hook_form_alter().

File

./og.field.inc, line 462

Field module functionality for the Organic groups module.

Code

function og_field_widget_form_validate($form, &$form_state) {

  // The hidden group IDs.
  $gids = !empty($form[OG_AUDIENCE_FIELD][LANGUAGE_NONE]['#hidden_selected_gids']) ? $form[OG_AUDIENCE_FIELD][LANGUAGE_NONE]['#hidden_selected_gids'] : array();
  if (!empty($form_state['values'][OG_AUDIENCE_FIELD][LANGUAGE_NONE])) {
    foreach ($form_state['values'][OG_AUDIENCE_FIELD][LANGUAGE_NONE] as $key => $value) {

      // Add the selected group IDs if it is not the "add more" element.
      if ($key !== 'add_more') {
        $gids[$value['gid']] = $value['gid'];
      }
    }
  }
  $delta = 0;
  $value = array();
  foreach ($gids as $gid) {
    $value[LANGUAGE_NONE][$delta]['gid'] = $gid;
    ++$delta;
  }
  if (empty($value)) {
    return;
  }

  // Set the new values.
  form_set_value($form[OG_AUDIENCE_FIELD], $value, $form_state);
}