function _webform_steps_generate in Webform steps 7

Generate the form-array for the webform step buttons.

1 call to _webform_steps_generate()

webform_steps_form_webform_client_form_alter in ./webform_steps.module

Implements hook_form_FORM_ID_alter().

File

./webform_steps.module, line 48

Code

function _webform_steps_generate($form, $form_state) {
  $components = $form['#node']->webform['components'];
  $pagebreak_names = array();
  $fieldset_weights = array();
  foreach ($components as $component) {
    $page_num = $component['page_num'];

    // use the fieldset with the lowest weight, omit nested fieldsets
    if ($component['type'] === 'fieldset' && $component['pid'] === '0') {
      if (!isset($fieldset_weights[$page_num]) || $component['weight'] < $fieldset_weights[$page_num]) {
        $pagebreak_names[$page_num] = $component['name'];
        $fieldset_weights[$page_num] = $component['weight'];
      }
    }

    // use the title of the page break (will be overriden by any fieldset
    // on the same step page)
    if ($component['type'] === 'pagebreak') {

      // set it only if not set already by a step name field
      if (!isset($pagebreak_names[$page_num])) {
        $pagebreak_names[$page_num] = $component['name'];
      }
    }
  }
  $count = $form['details']['page_count']['#value'];
  $current = $form['details']['page_num']['#value'];
  $finished = isset($form_state['steps_finished']) ? $form_state['steps_finished'] : 0;
  $steps = array();
  $button_builder = new WebformStepsButtonBuilder($current, $finished);
  $use_ajax = module_exists('webform_ajax') && $form['#node']->webform['webform_ajax'];
  if ($use_ajax) {
    $button_builder
      ->activateAjax($form_state, $form);
  }
  for ($i = 1; $i <= $count; $i++) {
    $title = isset($pagebreak_names[$i]) ? $pagebreak_names[$i] : t('No label');
    $steps['btn-' . $i] = $button_builder
      ->buildButton($i, $title);
  }
  return $steps;
}