isi-8.x-1.1-beta1/isi.module

<?php

/**
 * @file
 * Contains isi.module.
 */

use Drupal\Core\Routing\RouteMatchInterface;
use Drupal\block_content\BlockContentInterface;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Component\Utility\Html;

/**
 * Implements hook_help().
 */
function isi_help($route_name, RouteMatchInterface $route_match) {
  switch ($route_name) {
    // Main module help for the isi module.
    case 'help.page.isi':
      $text = file_get_contents(__DIR__ . '/README.md');
      if (!\Drupal::moduleHandler()->moduleExists('markdown')) {
        return '<pre>' . Html::escape($text) . '</pre>';
      }
      else {
        // Use the Markdown filter to render the README.
        $filter_manager = \Drupal::service('plugin.manager.filter');
        $settings = \Drupal::configFactory()->get('markdown.settings')->getRawData();
        $config = ['settings' => $settings];
        $filter = $filter_manager->createInstance('markdown', $config);
        return $filter->process($text, 'en');
      }

    default:
  }

  return NULL;
}

/**
 * Implements hook_preprocess_HOOK().
 */
function isi_preprocess_block(&$variables) {
  if ($variables['base_plugin_id'] == 'block_content') {
    if (!empty($variables['elements']['content']['#block_content'])) {
      $block_content = $variables['elements']['content']['#block_content'];
      $test = $block_content->bundle();
      if ($test == 'isi') {
        $content = $variables['elements']['content'];
        if (isset($content['#block_content']) && $content['#block_content'] instanceof BlockContentInterface) {
          $variables['#attached']['library'][] = 'isi/inline';

          if ($content['#block_content']->hasField('field_isi_drawer')) {
            $footer = $content['#block_content']->get('field_isi_footer')->value;
            $drawer = $content['#block_content']->get('field_isi_drawer')->value;
            $initialVisit = $content['#block_content']->get('field_isi_initial_visit')->value;

            if ($footer) {
              $variables['footerEnabled'] = $footer;
              $variables['#attached']['drupalSettings']['isi']['footer'] = 1;

              if ($drawer) {
                $variables['#attached']['library'][] = 'isi/drawer';
                $variables['#attached']['drupalSettings']['isi']['drawer'] = 1;
                $variables['drawerEnabled'] = $drawer;
                $variables['drawerTitle'] = $content['#block_content']->get('field_isi_title')->value;
                $variables['drawer_expand_text'] = $content['#block_content']->get('field_isi_toggle_open')->value;
                $variables['drawer_collapse_text'] = $content['#block_content']->get('field_isi_toggle_close')->value;
              }
              else {
                $variables['#attached']['library'][] = 'isi/stickyfooter';
                $variables['#attached']['drupalSettings']['isi']['stickyfooter'] = 1;
              }
            }

            if ($initialVisit) {
              $variables['#attached']['library'][] = 'isi/initial_visit';
            }
          }
        }
      }
    }
  }
}

/**
 * Implements hook_theme_suggestions_block_alter().
 */
function isi_theme_suggestions_block_alter(array &$suggestions, array $variables) {
  if (isset($variables['elements']['content']['#block_content'])) {
    $block_type = $variables['elements']['content']['#block_content']->get('type')
      ->getValue();
    if ($block_type[0]['target_id'] == 'isi') {
      $suggestions[] = 'block__isi';
    }
  }
}

/**
 * Implements template_theme_suggestions_paragraph_alter()
 */
function isi_theme_suggestions_paragraph_alter(&$suggestions, $variables) {
  /** @var \Drupal\paragraphs\Entity\Paragraph $paragraph */
  $paragraph = &$variables['elements']['#paragraph'];
  $bundle = $paragraph->bundle();

  switch ($bundle) {
    case 'isi_section':
      $suggestions[] = 'paragraph__isi_section';
      break;
  }

}

/**
 * Implements hook_theme_registry_alter().
 */
function isi_theme_registry_alter(&$theme_registry) {
  $module_handler = \Drupal::service('module_handler');
  $module_path = $module_handler->getModule('isi')->getPath();

  if (isset($theme_registry['paragraph__isi_section'])) {
    if ($theme_registry['paragraph__isi_section']['template'] != 'paragraph--isi-section') {
      $theme_registry['paragraph__isi_section']['path'] = $module_path . '/templates';
      $theme_registry['paragraph__isi_section']['template'] = 'paragraph--isi-section';
    }
  }
  else {
    $theme_registry['paragraph__isi_section'] = [
      'render element' => 'elements',
      'type' => 'module',
      'theme path' => $module_path,
      'template' => 'paragraph--isi-section',
      'path' => $module_path . '/templates',
      'preprocess functions' => [
        'template_preprocess',
        'template_preprocess_paragraph',
        'contextual_preprocess',
        'paragraphs_library_preprocess_paragraph',
        'isi_preprocess_paragraph__isi_section',
      ],
      'base hook' => 'paragraph',
    ];
  }

  if (isset($theme_registry['block__isi'])) {
    if ($theme_registry['block__isi']['template'] != 'block--isi') {
      $theme_registry['block__isi']['path'] = $module_path . '/templates';
      $theme_registry['block__isi']['template'] = 'block--isi';
    }
  }
}

/**
 * Implements hook_form_alter().
 */
function isi_form_alter(&$form, FormStateInterface $form_state, $form_id) {
  if (in_array($form_id, [
    'block_content_isi_form',
    'block_content_isi_edit_form',
  ])) {
    $form['global_settings'] = [
      '#type' => 'details',
      '#title' => t('Global settings'),
      '#description' => t('Lorem ipsum.'),
      '#open' => TRUE,
    ];

    $form['global_settings']['field_isi_footer'] = $form['field_isi_footer'];
    unset($form['field_isi_footer']);

    $form['inline_block'] = [
      '#type' => 'details',
      '#title' => t('Inline block settings'),
      '#description' => t('Content for inline ISI block.'),
      '#open' => TRUE,
    ];

    $form['inline_block']['field_isi_inline_content'] = $form['field_isi_inline_content'];
    unset($form['field_isi_inline_content']);

    $form['footer_block'] = [
      '#type' => 'details',
      '#title' => t('Footer settings'),
      '#description' => t('Applicable only when footer checkbox is chosen.'),
      '#open' => TRUE,
      '#states' => [
        'visible' => [
          ':input[name="field_isi_footer[value]"]' => ['checked' => TRUE],
        ],
      ],
    ];

    $form['footer_block']['field_isi_initial_visit'] = $form['field_isi_initial_visit'];
    $form['footer_block']['field_isi_drawer'] = $form['field_isi_drawer'];
    $form['footer_block']['field_isi_title'] = $form['field_isi_title'];

    $form['footer_block']['field_isi_initial_visit']['#weight'] = 10;
    $form['footer_block']['field_isi_drawer']['#weight'] = 20;
    $form['footer_block']['field_isi_title']['#weight'] = 30;

    $form['footer_block']['drawer_block'] = [
      '#type' => 'details',
      '#title' => t('Drawer settings'),
      '#description' => t('Applicable only when drawer checkbox is chosen.'),
      '#open' => TRUE,
      '#weight' => 40,
      '#states' => [
        'visible' => [
          ':input[name="field_isi_drawer[value]"]' => ['checked' => TRUE],
        ],
      ],
    ];

    $form['footer_block']['drawer_block']['field_isi_toggle_open'] = $form['field_isi_toggle_open'];
    $form['footer_block']['drawer_block']['field_isi_toggle_close'] = $form['field_isi_toggle_close'];
    $form['footer_block']['drawer_block']['field_isi_drawer_content'] = $form['field_isi_drawer_content'];
    unset($form['field_isi_initial_visit']);
    unset($form['field_isi_drawer']);
    unset($form['field_isi_title']);
    unset($form['field_isi_toggle_open']);
    unset($form['field_isi_toggle_close']);
    unset($form['field_isi_drawer_content']);
  }
}

/**
 * Implements hook_preprocess_paragraph__HOOK().
 */
function isi_preprocess_paragraph__isi_section(&$variables) {
  $paragraph = &$variables['paragraph'];

  if ($paragraph->hasField('field_enabled')) {
    foreach ($paragraph->get('field_enabled') as $row) {
      if (!isset($row->getValue()['value']) || $row->getValue()['value'] == 0) {
        unset($variables['content']);
      }
    }
  }
}