better_login_form_config.module in Better Login Form Configuration 8.2

Contains Drupal\better_login_form_config.

File

better_login_form_config.module

<?php

/**
 * @file
 * Contains Drupal\better_login_form_config.
 */
use Symfony\Cmf\Component\Routing\RouteObjectInterface;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Routing\RouteMatchInterface;
use Drupal\Core\Url;

/**
 * Implements hook_form_alter().
 */
function better_login_form_config_form_alter(&$form, FormStateInterface $form_state, $form_id) {
  $myConfig = \Drupal::config('better_login_form_config.settings');
  if ($form_id == 'user_login_form') {
    $form['name']['#title'] = $myConfig
      ->get('username_label');
    $form['name']['#description'] = $myConfig
      ->get('username_description');
    $form['pass']['#title'] = $myConfig
      ->get('password_label');
    $form['pass']['#description'] = $myConfig
      ->get('password_description');
    if ($myConfig
      ->get('form_title')) {
      $request = \Drupal::request();
      if ($route = $request->attributes
        ->get(RouteObjectInterface::ROUTE_OBJECT)) {
        $route
          ->setDefault('_title', $myConfig
          ->get('form_title'));
      }
    }
    $form['actions']['submit']['#value'] = $myConfig
      ->get('login_button');
  }
  if ($form_id == 'user_login_form' || $form_id == 'user_register_form' || $form_id == 'user_pass') {
    $form['#attached']['library'][] = 'better_login_form_config/better_login_form_config_css';
    $form['#cache']['tags'][] = 'config:better_login_form_config.settings';
  }
  if ($form_id == 'user_pass') {
    $form['name']['#title'] = $myConfig
      ->get('forgot_form_username');
    $form['name']['#description'] = $myConfig
      ->get('forgot_form_username_desc');
    $form['actions']['submit']['#value'] = $myConfig
      ->get('forgot_form_button');
  }
  if ($form_id == 'user_register_form') {
    $form['account']['mail']['#description'] = $myConfig
      ->get('register_mail_desc');
    $form['account']['mail']['#title'] = $myConfig
      ->get('register_form_mail');
    $form['account']['name']['#description'] = $myConfig
      ->get('register_mail_desc');
    $form['account']['name']['#title'] = $myConfig
      ->get('register_form_name');
    $form['actions']['submit']['#value'] = $myConfig
      ->get('register_form_button');
  }
}

/**
 * Implements hook_theme().
 */
function better_login_form_config_theme() {
  $myConfig = \Drupal::config('better_login_form_config.settings');
  $theme['page__user__login'] = [
    'preprocess functions' => [
      'better_login_form_config_preprocess_better_login_form_config',
    ],
  ];
  $theme['page__user__register'] = [
    'preprocess functions' => [
      'better_login_form_config_preprocess_better_login_form_config',
    ],
  ];
  $theme['page__user__password'] = [
    'preprocess functions' => [
      'better_login_form_config_preprocess_better_login_form_config',
    ],
  ];
  $theme['page__user__reset'] = [
    'preprocess functions' => [
      'better_login_form_config_preprocess_better_login_form_config',
    ],
  ];

  // Exclude register template.
  if (!empty($myConfig
    ->get('include_regi_template'))) {
    unset($theme['page__user__register']);
  }

  // Exclude login template.
  if (!empty($myConfig
    ->get('include_login'))) {
    unset($theme['page__user__login']);
  }

  // Exclude forgot password template.
  if (!empty($myConfig
    ->get('include_forgot_template'))) {
    unset($theme['page__user__password']);
  }
  return $theme;
}

/**
 * Implements hook_preprocess_HOOK().
 */
function better_login_form_config_preprocess_better_login_form_config(&$variables) {
  $current_path = \Drupal::service('path.current')
    ->getPath();
  $patterns = "/user/login\n/user/password\n/user/register";
  $match = \Drupal::service('path.matcher')
    ->matchPath($current_path, $patterns);
  if ($match) {
    $variables['site_name'] = \Drupal::config('system.site')
      ->get('name');
    $variables['logo'] = theme_get_setting('logo.url');
    $myConfig = \Drupal::config('better_login_form_config.settings');
    $variables['forgot_password'] = $myConfig
      ->get('forgot_password');
    $variables['back_to_homes'] = $myConfig
      ->get('back_to_home');
    $variables['login_page_link'] = $myConfig
      ->get('login_page_link');

    // Register account link display if visitors have permission to
    // register their accounts.
    $register_url = Url::fromRoute('user.register');
    switch ($current_path) {
      case '/user/login':
        $variables['title'] = $myConfig
          ->get('form_title');
        if ($register_url
          ->access()) {
          $variables['create_accounts'] = $myConfig
            ->get('create_account');
        }
        break;
      case '/user/password':
        $title_forgot = $myConfig
          ->get('forgot_form_title');
        $variables['title'] = $title_forgot;
        if ($register_url
          ->access()) {
          $variables['create_accounts'] = $myConfig
            ->get('create_account');
        }
        break;
      case '/user/register':
        $regi_title = $myConfig
          ->get('register_form_title');
        $variables['title'] = $regi_title;
        break;
    }
    $variables['#cache']['contexts'][] = 'route';
    $variables['page']['#cache']['contexts'][] = 'route';
  }
}

/**
 * Set tab titles.
 *
 * Implements hook_menu_local_tasks_alter().
 */
function better_login_form_config_menu_local_tasks_alter(&$data, $route_name) {
  $myConfig = \Drupal::config('better_login_form_config.settings');
  if (in_array($route_name, [
    'user.login',
    'user.pass',
    'user.register',
  ])) {
    $tabs = $data['tabs'][0];
    foreach ($tabs as $route => $tab) {
      if ($route == 'user.register') {
        $data['tabs'][0][$route]['#link']['title'] = $myConfig
          ->get('register_form_tab');
      }
      if ($route == 'user.login') {
        $data['tabs'][0][$route]['#link']['title'] = $myConfig
          ->get('form_tab');
      }
      if ($route == 'user.pass') {
        $data['tabs'][0][$route]['#link']['title'] = $myConfig
          ->get('forgot_form_tab');
      }
    }
  }
}

/**
 * Implements hook_help().
 */
function better_login_form_config_help($route_name, RouteMatchInterface $route_match) {
  switch ($route_name) {

    // Main module help for the better_login_form_config module.
    case 'help.page.better_login_form_config':
      $output = '';
      $output .= '<h3>' . t('About') . '</h3>';
      $output .= '<p>' . t('You can configure the label, description and login button of the default user login form.') . '</p>';
      return $output;
  }
}

Functions

Name	Description
better_login_form_config_form_alter	Implements hook_form_alter().
better_login_form_config_help	Implements hook_help().
better_login_form_config_menu_local_tasks_alter	Set tab titles.
better_login_form_config_preprocess_better_login_form_config	Implements hook_preprocess_HOOK().
better_login_form_config_theme	Implements hook_theme().