terms_of_use.module in Terms of Use 8.2

Main module file of the terms of use module.

This module adds Terms of Use to the registration page.

File

terms_of_use.module

<?php

/**
 * @file
 * Main module file of the terms of use module.
 *
 * This module adds Terms of Use to the registration page.
 */
use Drupal\Core\Link;

/**
 * Implements hook_form_FORM_ID_alter().
 */
function terms_of_use_form_user_register_form_alter(&$form, &$form_state) {

  // Administrative users can skip this. So admin/user/user/create won't show
  // the terms of use.
  if (\Drupal::currentUser()
    ->hasPermission('administer users')) {
    return;
  }
  $config = \Drupal::config('terms_of_use.settings');
  $title = $config
    ->get('terms_of_use_label_name');
  $form['terms_of_use'] = [
    '#type' => 'details',
    '#title' => !empty($title) ? $title : t('Terms of Use'),
    '#weight' => 10,
  ];

  // Set the details tag open/close based on the configuration.
  $t_and_c_collapsed = $config
    ->get('terms_of_use_collapsed') ? $config
    ->get('terms_of_use_collapsed') : 0;
  $t_and_c_collapsed = $t_and_c_collapsed ? 0 : 1;
  $form['terms_of_use']['#open'] = $t_and_c_collapsed;
  $nid = $config
    ->get('terms_of_use_node');
  $node = '';
  if (isset($nid)) {
    $node = \Drupal::entityTypeManager()
      ->getStorage('node')
      ->load($nid);
    $language = \Drupal::languageManager()
      ->getCurrentLanguage();
    if ($node
      ->hasTranslation($language
      ->getId())) {
      $node = $node
        ->getTranslation($language
        ->getId());
    }
  }
  $data = '';
  $checkbox_title = $config
    ->get('terms_of_use_label_checkbox');
  if (!empty($node)) {
    if (!empty($checkbox_title) && strpos($checkbox_title, '@link') !== FALSE) {
      $replace = $node
        ->toLink($node
        ->label())
        ->getUrl();
      if ($config
        ->get('terms_of_use_open_link_in_new_window')) {
        $attributes = $replace
          ->getOption('attributes');
        $attributes['target'] = '_blank';
        $replace
          ->setOption('attributes', $attributes);
      }
      $checkbox_title = str_replace('@link', Link::fromTextAndUrl($node
        ->label(), $replace)
        ->toString(), $checkbox_title);
    }
    else {
      $node_data = $node
        ->toArray();
      if (!empty($node_data['body'])) {
        $data = $node_data['body'][0]['value'];
      }
    }
  }
  $form['terms_of_use']['terms_of_use_data'] = [
    '#type' => 'markup',
    '#markup' => !empty($data) ? $data : '',
  ];
  $form['terms_of_use']['terms_of_use_checkbox'] = [
    '#type' => 'checkbox',
    '#title' => !empty($checkbox_title) ? $checkbox_title : t('I agree with these terms'),
    '#required' => TRUE,
  ];
}

/**
 * Implements hook_entity_extra_field_info().
 */
function terms_of_use_entity_extra_field_info() {
  $fields = [];
  $fields['user']['user']['form']['terms_of_use'] = [
    'label' => t('Terms of use settings'),
    'description' => t('Terms of use module form element.'),
    'weight' => 10,
  ];
  return $fields;
}

Functions

Name	Description
terms_of_use_entity_extra_field_info	Implements hook_entity_extra_field_info().
terms_of_use_form_user_register_form_alter	Implements hook_form_FORM_ID_alter().