fancy_login.module in Fancy Login 8.2

Holds hooks for the Fancy Login module.

File

fancy_login.module

<?php

/**
 * @file
 * Holds hooks for the Fancy Login module.
 */
use Drupal\Core\Ajax\AppendCommand;
use Drupal\Core\Ajax\AjaxResponse;
use Drupal\Core\Form\FormStateInterface;
use Drupal\fancy_login\Ajax\FancyLoginRefreshPageCommand;
use Drupal\fancy_login\Ajax\FancyLoginRedirectCommand;
use Drupal\fancy_login\Ajax\FancyLoginClosePopupCommand;
use Drupal\Core\Url;
use Drupal\Core\Link;

/**
 * Ajax callback function for fancy_login_user_login_block submit button.
 */
function fancy_login_user_login_block_ajax_callback(array $form, FormStateInterface $form_state) {
  global $base_url;
  $response = new AjaxResponse();
  $message_data = drupal_get_messages(NULL, FALSE);

  // Check to see if there were any errors with the form submission.
  if (!isset($message_data['error'])) {
    $config = \Drupal::config('fancy_login.settings');
    if ($config
      ->get('no_redirect')) {
      drupal_set_message(t('You have been successfully logged in. Please wait while the page is refreshed.'));
      $response
        ->addCommand(new FancyLoginRefreshPageCommand(TRUE));
    }
    else {
      drupal_set_message(t('You have been successfully logged in. Please wait while you are redirected.'));
      $dest = $base_url . $form_state
        ->getRedirect();
      $response
        ->addCommand(new FancyLoginRedirectCommand(TRUE, $dest));
    }
  }
  $renderer = \Drupal::service('renderer');
  $messages = [
    '#type' => 'status_messages',
  ];
  $messages = $renderer
    ->renderRoot($messages);
  $selector = '#fancy_login_user_login_block_wrapper';
  $response
    ->addCommand(new AppendCommand($selector, $messages));
  return $response;
}

/**
 * Ajax callback function for fancy_login_user_pass submit button.
 */
function fancy_login_user_pass_ajax_callback(array $form, FormStateInterface $form_state) {
  $response = new AjaxResponse();
  $message_data = drupal_get_messages(NULL, FALSE);

  // Check to see if there were any errors with the form submission.
  if (!count($message_data['error'])) {
    $response
      ->addCommand(new FancyLoginClosePopupCommand());
  }
  $renderer = \Drupal::service('renderer');
  $messages = [
    '#type' => 'status_messages',
  ];
  $messages = $renderer
    ->renderRoot($messages);
  $selector = '#fancy_login_user_pass_block_wrapper';
  $response
    ->addCommand(new AppendCommand($selector, $messages));
  return $response;
}

/**
 * Implements hook_page_bottom().
 *
 * Adds login form and page dimmer to the footer of the page.
 */
function fancy_login_page_bottom(array &$page_bottom) {
  if (\Drupal::currentUser()
    ->isAnonymous() || !empty($GLOBALS['menu_admin'])) {
    $form = \Drupal::formBuilder()
      ->getForm('Drupal\\fancy_login\\Form\\FancyLoginLoginForm');
    $login_path = \Drupal::service('path.alias_manager')
      ->getAliasByPath('/user/login');
    $fl_config = \Drupal::config('fancy_login.settings');
    $fl_settings = [
      'screenFadeColor' => $fl_config
        ->get('screen_fade_color'),
      'screenFadeZIndex' => $fl_config
        ->get('screen_fade_z_index'),
      'loginBoxBackgroundColor' => $fl_config
        ->get('login_box_background_color'),
      'loginBoxTextColor' => $fl_config
        ->get('login_box_text_color'),
      'loginBoxBorderColor' => $fl_config
        ->get('login_box_border_color'),
      'loginBoxBorderWidth' => $fl_config
        ->get('login_box_border_width'),
      'loginBoxBorderStyle' => $fl_config
        ->get('login_box_border_style'),
      'loginPath' => $login_path,
      'dimFadeSpeed' => $fl_config
        ->get('dim_fade_speed'),
      'boxFadeSpeed' => $fl_config
        ->get('box_fade_speed'),
      'hideObjects' => $fl_config
        ->get('hide_objects'),
    ];
    $page_bottom['fancy_login'] = [
      '#prefix' => '<div class="region region-page-bottom"><div id="fancy_login_dim_screen"></div><div id="fancy_login_login_box">',
      '#suffix' => '</div></div>',
      'form_wrapper' => [
        '#prefix' => '<div id="fancy_login_form_contents"><a href="#" id="fancy_login_close_button">X</a>',
        '#suffix' => '</div>',
        'form' => $form,
      ],
    ];
    $page_bottom['fancy_login']['#attached']['library'][] = 'fancy_login/popup';
    $page_bottom['fancy_login']['#attached']['drupalSettings']['fancyLogin'] = $fl_settings;
  }
}

/**
 * Implements hook_form_alter().
 */
function fancy_login_form_alter(array &$form, FormStateInterface $form_state, $form_id) {
  if ($form_id == 'fancy_login_user_login_form') {
    unset($form['name']['#attributes']['autofocus']);
    unset($form['name']['#description']);
    unset($form['pass']['#description']);
    $form['name']['#size'] = 15;
    $form['pass']['#size'] = 15;

    // If the SSL icon is to be shown on the form, insert it into the form in
    // the relevant location.
    $config = \Drupal::config('fancy_login.settings');
    $icon_position = $config
      ->get('icon_position');
    $https_config = $config
      ->get('https');
    if ($icon_position && $https_config) {
      $form['ssl_logo'] = [
        '#theme' => 'ssl_icon',
      ];
      if ($icon_position == 1) {
        $form['ssl_logo']['#weight'] = -100;
        $form['#attributes'] = [
          'class' => 'ssl_icon_above',
        ];
      }
      elseif ($icon_position == 2) {
        $form['ssl_logo']['#weight'] = 100;
        $form['#attributes'] = [
          'class' => [
            'ssl_icon_below',
          ],
        ];
      }
    }

    // Add a wrapper for our #ajax callback.
    $form['#prefix'] = '<div id="fancy_login_user_login_block_wrapper">';
    $form['#suffix'] = '</div>';

    // Add links to be used in our Fancy Login block, allowing the states to be
    // changed between login, register, and recover password.
    $items = [];
    if (\Drupal::config('user.settings')
      ->get('register') != USER_REGISTER_ADMINISTRATORS_ONLY) {
      $url = Url::fromRoute('user.register', [], [
        'attributes' => [
          'title' => t('Create a new user account.'),
        ],
      ]);
      $items['create_account'] = Link::fromTextAndUrl(t('Create new account'), $url);
    }
    $url = Url::fromRoute('user.pass', [], [
      'attributes' => [
        'title' => t('Request new password via email.'),
      ],
    ]);
    $items['request_password'] = Link::fromTextAndUrl(t('Request new password'), $url);
    $form['user_links'] = [
      '#theme' => 'item_list',
      '#items' => $items,
    ];

    // If Fancy Login is set to use https, change the
    // protocol of the form action if necessary.
    if ($https_config && strpos(\Drupal::request()
      ->getRequestUri(), 'https://') != 0) {
      if (strpos($form['#action'], 'https') !== 0) {
        if (strpos($form['#action'], 'http') === 0) {
          $form['#action'] = preg_replace('/^http:/', 'https:', $form['#action']);
        }
        elseif (strpos($form['#action'], '//') === 0) {
          $form['#action'] = 'https:' . $form['#action'];
        }
        else {
          $form['#action'] = preg_replace('/^http:/', 'https:', \Drupal::request()
            ->getRequestUri()) . $form['#action'];
        }
      }
    }
    else {

      // Set the submit button of the forum to submit with #ajax. Attach
      // JavaScript settings to the element.
      $form['actions']['submit']['#ajax'] = [
        'callback' => 'fancy_login_user_login_block_ajax_callback',
      ];
      $form['actions']['submit-' . REQUEST_TIME] = $form['actions']['submit'];
      unset($form['actions']['submit']);
    }
  }
  elseif ($form_id == 'fancy_login_user_pass') {

    // Add a wrapper for the #ajax callback.
    $form['#prefix'] = '<div id="fancy_login_user_pass_block_wrapper">';
    $form['#suffix'] = '</div>';

    // Add links to be used in the Fancy Login block, allowing the states to be
    // changed between login, register, and recover password.
    $items = [];
    $url = URL::fromRoute('user.login', [], [
      'attributes' => [
        'title' => t('Log in to @site_name.', [
          '@site_name' => \Drupal::config('system.site')
            ->get('name') ?: t('this site'),
        ]),
      ],
    ]);
    $items['sign_in'] = Link::fromTextAndUrl(t('Sign in'), $url);
    if (\Drupal::config('user.settings')
      ->get('register') != USER_REGISTER_ADMINISTRATORS_ONLY) {
      $url = Url::fromRoute('user.register', [], [
        'attributes' => [
          'title' => t('Create a new user account.'),
        ],
      ]);
      $items['create_account'] = Link::fromTextAndUrl(t('Create new account'), $url);
    }
    $form['user_links'] = [
      '#theme' => 'item_list',
      '#items' => $items,
    ];

    // If Fancy Login is set to use https, change the  protocol of the form
    // action if necessary.
    $https_config = \Drupal::config('fancy_login.settings')
      ->get('https');
    if ($https_config && strpos(\Drupal::request()
      ->getRequestUri(), 'https:') !== 0) {
      if (strpos($form['#action'], 'https') !== 0) {
        if (strpos($form['#action'], 'http') === 0) {
          $form['#action'] = preg_replace('/^http:/', 'https:', $form['#action']);
        }
        elseif (strpos($form['#action'], '//') === 0) {
          $form['#action'] = 'https:' . $form['#action'];
        }
        else {
          $form['#action'] = preg_replace('/^http:/', 'https:', \Drupal::request()
            ->getRequestUri()) . $form['#action'];
        }
      }
    }
    else {

      // Set the submit button of the forum to submit with #ajax.
      $form['actions']['submit']['#ajax'] = [
        'callback' => 'fancy_login_user_pass_ajax_callback',
      ];
      $form['actions']['submit-' . REQUEST_TIME] = $form['actions']['submit'];
      unset($form['actions']['submit']);
    }
  }
}

/**
 * Implements hook_theme().
 */
function fancy_login_theme() {
  return [
    'ssl_icon' => [
      'template' => 'ssl-icon',
    ],
  ];
}

/**
 * Implements hook_preprocess_ssl_icon().
 */
function fancy_login_preprocess_ssl_icon(&$variables) {
  $variables['file_url'] = file_create_url(drupal_get_path('module', 'fancy_login') . '/images/https.png');
  $variables['alt'] = t('Secure Login');
  $variables['title'] = t('This login is SSL protected');
}

Functions

Name	Description
fancy_login_form_alter	Implements hook_form_alter().
fancy_login_page_bottom	Implements hook_page_bottom().
fancy_login_preprocess_ssl_icon	Implements hook_preprocess_ssl_icon().
fancy_login_theme	Implements hook_theme().
fancy_login_user_login_block_ajax_callback	Ajax callback function for fancy_login_user_login_block submit button.
fancy_login_user_pass_ajax_callback	Ajax callback function for fancy_login_user_pass submit button.