silverback_iframe.module

<?php

use Drupal\silverback_iframe\WebformSubmissionForm;
use Drupal\webform\WebformInterface;

function silverback_iframe_inject_resizer() {
  if (!getenv('SB_ENVIRONMENT')) {
    return FALSE;
  }
  return \Drupal::request()->query->get('iframe_resizer') === 'true';
}

function silverback_iframe_theme_enabled() {
  return \Drupal::request()->get('iframe') === 'true';
}

/**
 * Implements hook_preprocess_HOOK().
 */
function silverback_iframe_preprocess_page(&$variables) {
  $injectJs = FALSE;

  $variables['page']['#cache']['contexts'][] = 'url.query_args:iframe';
  if (silverback_iframe_theme_enabled()) {
    $injectJs = TRUE;
  }

  if (getenv('SB_ENVIRONMENT')) {
    $variables['page']['#cache']['contexts'][] = 'url.query_args:iframe_resizer';
    if (silverback_iframe_inject_resizer()) {
      $injectJs = TRUE;
    }
  }

  if ($injectJs) {
    $variables['#attached']['library'][] = 'silverback_iframe/iframe_resizer';
  }
}

/**
 * Implements hook_module_implements_alter().
 */
function silverback_iframe_module_implements_alter(&$implementations, $hook) {
  if ($hook === 'page_top') {
    $group = $implementations['silverback_iframe'];
    unset($implementations['silverback_iframe']);
    $implementations['silverback_iframe'] = $group;
  }
}

/**
 * Implements hook_page_top().
 */
function silverback_iframe_page_top(array &$page_top) {
  if (silverback_iframe_theme_enabled()) {
    unset($page_top['toolbar']);
  }
}

/**
 * Implements hook_form_FORM_ID_alter().
 */
function silverback_iframe_form_webform_settings_confirmation_form_alter(&$form, \Drupal\Core\Form\FormStateInterface $form_state, $form_id) {
  if (\Drupal::config('silverback_iframe.settings')->get('limit_webform_confirmation_options') ?? TRUE) {
    $allowed = [
      WebformInterface::CONFIRMATION_URL,
      WebformInterface::CONFIRMATION_URL_MESSAGE,
      WebformInterface::CONFIRMATION_MESSAGE,
      WebformInterface::CONFIRMATION_INLINE,
      WebformInterface::CONFIRMATION_NONE,
    ];
    $default = WebformInterface::CONFIRMATION_INLINE;
    foreach (array_keys($form['confirmation_type']['confirmation_type']['#options']) as $key) {
      if (!in_array($key, $allowed, TRUE)) {
        unset($form['confirmation_type']['confirmation_type']['#options'][$key]);
      }
    }
    if (!in_array($form['confirmation_type']['confirmation_type']['#default_value'], $allowed, TRUE)) {
      $form['confirmation_type']['confirmation_type']['#default_value'] = $default;
    }
  }
}

/**
 * Implements hook_entity_type_build().
 */
function silverback_iframe_entity_type_build(array &$entity_types) {
  if (isset($entity_types['webform_submission'])) {
    $entity_types['webform_submission']->setFormClass('add', WebformSubmissionForm::class);
  }
}