function rules_action_type_form_alter

Form alter callback for actions relying on the entity type or the data type.

Related topics

File

modules/data.rules.inc, line 378

Code

function rules_action_type_form_alter(&$form, &$form_state, $options, RulesAbstractPlugin $element) {
  $first_step = empty($element->settings['type']);
  $form['reload'] = array(
    '#weight' => 5,
    '#type' => 'submit',
    '#name' => 'reload',
    '#value' => $first_step ? t('Continue') : t('Reload form'),
    '#limit_validation_errors' => array(
      array(
        'parameter',
        'type',
      ),
    ),
    '#submit' => array(
      'rules_action_type_form_submit_rebuild',
    ),
    '#ajax' => rules_ui_form_default_ajax(),
  );
  // Use ajax and trigger as the reload button.
  $form['parameter']['type']['settings']['type']['#ajax'] = $form['reload']['#ajax'] + array(
    'event' => 'change',
    'trigger_as' => array(
      'name' => 'reload',
    ),
  );
  if ($first_step) {
    // In the first step show only the type select.
    foreach (element_children($form['parameter']) as $key) {
      if ($key != 'type') {
        unset($form['parameter'][$key]);
      }
    }
    unset($form['submit']);
    unset($form['provides']);
    // Disable #ajax for the first step as it has troubles with lazy-loaded JS.
    // @todo Re-enable once JS lazy-loading is fixed in core.
    unset($form['parameter']['type']['settings']['type']['#ajax']);
    unset($form['reload']['#ajax']);
  }
  else {
    // Hide the reload button in case js is enabled and it's not the first step.
    $form['reload']['#attributes'] = array(
      'class' => array(
        'rules-hide-js',
      ),
    );
  }
}