edit_ui-8.x-1.x-dev/modules/edit_ui_block/edit_ui_block.module

<?php

/**
 * @file
 * Contains hook implementations for edit_ui_block module.
 */

declare(strict_types = 1);

use Drupal\Component\Serialization\Json;
use Drupal\Core\Form\FormStateInterface;

/**
 * Implements hook_theme().
 */
function edit_ui_block_theme($existing, $type, $theme, $path) {
  $items['edit_ui_block_toolbar'] = [
    'render element' => 'elements',
  ];
  return $items;
}

/**
 * Implements hook_page_top().
 *
 * Add edit UI toolbar to the top of the page automatically.
 */
function edit_ui_block_page_top(array &$page_top) {
  if (!edit_ui_block_toolbar_can_activate() || !edit_ui_block_toolbar_is_active()) {
    return;
  }

  $config = \Drupal::config('edit_ui.block');
  $page_top['page_top']['edit_ui_block_toolbar'] = [
    '#type' => 'edit_ui_block_toolbar',
    '#access' => \Drupal::currentUser()->hasPermission('access edit_ui_block toolbar'),
  ];
  $page_top['page_top']['edit_ui_block_settings'] = [
    '#attached' => [
      'drupalSettings' => [
        'edit_ui_block' => [
          'save_button' => $config->get('save_button'),
          'revert_on_spill' => $config->get('revert_on_spill'),
          'display_hidden_blocks' => $config->get('display_hidden_blocks'),
          'only_current_page' => $config->get('only_current_page'),
        ],
      ],
    ],
  ];
}

/**
 * Implements hook_page_bottom().
 *
 * Add edit UI toolbar to the top of the page automatically.
 */
function edit_ui_block_page_bottom(array &$page_bottom) {
  if (!edit_ui_block_toolbar_can_activate() || !edit_ui_block_toolbar_is_active()) {
    return;
  }

  $page_bottom['page_bottom']['edit_ui_block_dragging_block'] = [
    '#type' => 'html_tag',
    '#tag' => 'div',
    '#attributes' => [
      'class' => ['edit-ui__dragging'],
      'id' => 'edit-ui__dragging',
    ],
  ];
}

/**
 * Implements hook_toolbar().
 */
function edit_ui_block_toolbar() {
  if (!edit_ui_block_toolbar_can_activate()) {
    return [];
  }

  $tab['edit_ui_block'] = [
    '#type' => 'toolbar_item',
    'tab' => [
      '#type' => 'html_tag',
      '#tag' => 'button',
      '#value' => t('Block layout'),
      '#attributes' => [
        'title' => t('Block layout'),
        'class' => ['toolbar-icon', 'edit-ui__toolbar-icon', 'js-edit-ui__menu'],
        'role' => 'button',
        'aria-pressed' => 'false',
      ],
    ],
    '#wrapper_attributes' => [
      'class' => ['edit-ui__toolbar-tab'],
    ],
    '#attached' => [
      'library' => [
        'edit_ui_block/edit_ui_block.theme',
        'edit_ui_block/edit_ui_block.toolbar',
      ],
    ],
  ];

  return $tab;
}

/**
 * Implements hook_form_FORM_ID_alter().
 */
function edit_ui_block_form_block_form_alter(&$form, FormStateInterface $form_state) {
  $request = \Drupal::request();
  $config = \Drupal::config('edit_ui.block');

  $edit = $request->request->get('edit');
  $module = $request->request->get('module');
  $current_path = $request->request->get('currentPath');

  if ($module == 'edit_ui' && !$edit && $config->get('only_current_page')) {
    $form['visibility']['request_path']['pages']['#default_value'] = $current_path;
  }
}

/**
 * Check if the user can activate the toolbar or not.
 *
 * @return bool
 *   Can the user activate the toolbar?
 */
function edit_ui_block_toolbar_can_activate() {
  return !\Drupal::service('router.admin_context')->isAdminRoute() &&
          \Drupal::currentUser()->hasPermission('access edit_ui_block toolbar');
}

/**
 * Check if the toolbar is active or not.
 *
 * @return bool
 *   Is the toolbar active?
 */
function edit_ui_block_toolbar_is_active() {
  $is_active = FALSE;

  $cookies = \Drupal::request()->cookies;
  if ($cookies->has('edit_ui_block')) {
    $cookie = Json::decode($cookies->get('edit_ui_block'));
    if (!empty($cookie['isOpen'])) {
      $is_active = TRUE;
    }
  }

  return $is_active;
}