cheeseburger_menu.module in Cheeseburger Menu 5.0.x

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cheeseburger_menu.module
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<?php

/**
 * @file
 * Contains cheeseburger_menu.module.
 */
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Routing\RouteMatchInterface;
use Drupal\Core\Template\Attribute;
use Drupal\Core\Block\BlockPluginInterface;
use Drupal\Core\Url;

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

    // Main module help for the cheeseburger_menu module.
    case 'help.page.cheeseburger_menu':
      $output = '';
      $output .= '<h3>' . t('About') . '</h3>';
      $output .= '<p>' . t('This block is displaying the main menu and its child items in an ordered list') . '</p>';
      return $output;
    default:
  }
}

/**
 * Implements hook_theme().
 */
function cheeseburger_menu_theme($existing, $type, $theme, $path) {
  return [
    'cheeseburger_menu' => [
      'variables' => [
        'tree' => [],
        'show_navigation' => TRUE,
        'side_navigation_menu_attribute' => new Attribute([
          'class' => [
            'cheeseburger-menu__side-menu',
          ],
        ]),
        'side_navigation_trigger_attribute' => new Attribute([
          'class' => [
            'cheeseburger-menu__side-trigger',
          ],
          'data-cheeseburger-close' => 'true',
        ]),
        'main_navigation_attribute' => new Attribute([
          'class' => [
            'cheeseburger-menu__main-navigation-area',
          ],
        ]),
        'trigger_icon' => '<div class="cheeseburger-menu__submenu-trigger-icon dropdown"></div>',
        'close_icon' => file_get_contents(drupal_get_path('module', 'cheeseburger_menu') . '/images/trigger-close.svg'),
      ],
    ],
    'cheeseburger_menu_trigger' => [
      'variables' => [
        'menu_id' => NULL,
      ],
    ],
  ];
}

/**
 * Implements hook_page_attachments().
 */
function cheeseburger_menu_page_attachments(array &$attachments) {
  $active_theme = \Drupal::service('theme.manager')
    ->getActiveTheme();
  $grouped_triggers = cheeseburger_get_trigger_ids_grouped_by_block_to_trigger($active_theme
    ->getName());

  /** @var \Drupal\block\Entity\Block[] $block */
  $blocks = \Drupal::entityTypeManager()
    ->getStorage('block')
    ->loadByProperties([
    'plugin' => 'cheeseburger_menu',
    'theme' => $active_theme
      ->getName(),
  ]);
  foreach ($blocks as $block) {

    /** @var \Drupal\cheeseburger_menu\Plugin\Block\CheeseburgerMenuBlock $block_plugin */
    $block_plugin = $block
      ->getPlugin();
    $block_ids = [
      $block
        ->id(),
    ];
    $block_ids = array_merge($block_ids, $grouped_triggers['block_ids'][$block
      ->id()] ?? []);
    $html_ids = array_map(function ($block_id) {
      return '#block-' . str_replace('_', '-', $block_id);
    }, $block_ids);
    if ($active_theme
      ->getName() === 'glisseo') {
      $html_ids = array_merge($block_ids, array_map(function ($block_id) {
        return '.block--' . str_replace('_', '-', $block_id);
      }, $block_ids));
    }
    $colors = implode(', ', $html_ids) . ' {';
    $colors .= '--cheese-aside-bg-color: ' . cheeseburger_hex_to_rgba($block_plugin
      ->getConfigValue('left_side_background_color'), $block_plugin
      ->getConfigValue('left_side_background_opacity')) . ';';
    $colors .= '--cheese-aside-text-color: ' . cheeseburger_hex_to_rgba($block_plugin
      ->getConfigValue('left_side_text_color'), $block_plugin
      ->getConfigValue('left_side_text_opacity')) . ';';
    $colors .= '--cheese-main-bg-color: ' . cheeseburger_hex_to_rgba($block_plugin
      ->getConfigValue('right_side_background_color'), $block_plugin
      ->getConfigValue('right_side_background_opacity')) . ';';
    $colors .= '--cheese-main-text-color: ' . cheeseburger_hex_to_rgba($block_plugin
      ->getConfigValue('right_side_text_color'), $block_plugin
      ->getConfigValue('right_side_text_opacity')) . ';';
    $colors .= '--cheese-trigger-color: ' . cheeseburger_hex_to_rgba($block_plugin
      ->getConfigValue('trigger_color'), $block_plugin
      ->getConfigValue('trigger_opacity')) . ';';
    $colors .= '--cheese-trigger-bg-color: ' . cheeseburger_hex_to_rgba($block_plugin
      ->getConfigValue('trigger_background_color'), $block_plugin
      ->getConfigValue('trigger_background_opacity')) . ';';
    $colors .= '--cheese-scrollbar-color: ' . cheeseburger_hex_to_rgba($block_plugin
      ->getConfigValue('scrollbar_color'), $block_plugin
      ->getConfigValue('scrollbar_opacity')) . ';';
    $colors .= '}';
    $attachments['#attached']['html_head'][] = [
      [
        '#tag' => 'style',
        '#value' => $colors,
      ],
      'cheeseburger-colors-' . $block
        ->id(),
    ];
  }
  foreach ($grouped_triggers['media_queries'] as $block_id => $media_query) {
    $attachments['#attached']['html_head'][] = [
      [
        '#tag' => 'style',
        '#value' => '@media ' . $media_query . ' {#block-' . str_replace('_', '-', $block_id) . '{ display:none; }}',
      ],
      'cheeseburger-media-query-' . $block
        ->id(),
    ];
  }
}

/**
 * Returns trigger ids grouped by block to trigger.
 */
function cheeseburger_get_trigger_ids_grouped_by_block_to_trigger($theme) {
  $blocks = \Drupal::entityTypeManager()
    ->getStorage('block')
    ->loadByProperties([
    'plugin' => 'cheeseburger_menu_trigger',
    'theme' => $theme,
  ]);
  $cheeseburger_triggers = [
    'block_ids' => [],
    'media_queries' => [],
  ];
  foreach ($blocks as $block) {
    $configuration = $block
      ->getPlugin()
      ->getConfiguration();
    $cheeseburger_triggers['block_ids'][$configuration['block_to_trigger']][] = $block
      ->id();
    if ($configuration['custom_media_query']) {
      $cheeseburger_triggers['media_queries'][$block
        ->id()] = $configuration['custom_media_query'];
    }
  }
  return $cheeseburger_triggers;
}

/**
 * Converts hex to rgba.
 */
function cheeseburger_hex_to_rgba($hex, $opacity = 1) {
  $hex = str_replace('#', '', $hex);
  return 'rgba( ' . hexdec($hex[0] . $hex[1]) . ', ' . hexdec($hex[2] . $hex[3]) . ', ' . hexdec($hex[4] . $hex[5]) . ', ' . $opacity . ')';
}

/**
 * Implements hook_block_view_alter().
 */
function cheeseburger_menu_block_view_alter(array &$build, BlockPluginInterface $block) {
  if ($block
    ->getPluginId() === 'cheeseburger_menu') {
    if ($block
      ->getConfigValue('hidden')) {
      $build['#attributes']['style'] = 'display: none;';
    }
    else {
      $build['#attributes']['class'][] = 'block-cheeseburgermenu-container--is-open';
    }
    $build['#attributes']['class'][] = 'block-cheeseburgermenu-container';
    if ($block
      ->getConfigValue('show_navigation')) {
      $build['#attributes']['class'][] = 'block-cheeseburgermenu-container--with-navigation';
    }
    else {
      $build['#attributes']['class'][] = 'block-cheeseburgermenu-container--without-navigation';
    }
  }
  if ($block
    ->getPluginId() === 'cheeseburger_menu_trigger') {
    $variables['attributes']['class'][] = 'block-cheeseburgermenu-trigger-container';
  }
}

/**
 * Implements hook_form_FORM_ID_alter().
 */
function cheeseburger_menu_form_menu_edit_form_alter(&$form, FormStateInterface $form_state, $form_id) {

  /** @var \Drupal\system\Entity\Menu $menu */
  $menu = $form_state
    ->getFormObject()
    ->getEntity();
  if ($menu
    ->id() === 'language') {
    $form['use_langcode'] = [
      '#type' => 'checkbox',
      '#title' => t('Use language codes instead of language names'),
      '#default_value' => $menu
        ->getThirdPartySetting('cheeseburger_menu', 'use_langcode', TRUE),
    ];
    $form['actions']['submit']['#submit'][] = '_cheeseburger_menu_save_third_party_settings';
  }
}

/**
 * Save third party setting added to menu on form submission.
 */
function _cheeseburger_menu_save_third_party_settings($form, FormStateInterface $form_state) {

  /** @var \Drupal\system\Entity\Menu $menu */
  $menu = $form_state
    ->getFormObject()
    ->getEntity();
  $menu
    ->setThirdPartySetting('cheeseburger_menu', 'use_langcode', (bool) $form_state
    ->getValue('use_langcode'));
  $menu
    ->save();
}

/**
 * Implements hook_preprocess_HOOK().
 * Remove modal dialog from cheeseburger place block link.
 */
function cheeseburger_menu_preprocess_table(&$variables) {
  if (isset($variables['attributes']['class'][0]) && $variables['attributes']['class'][0] === 'block-add-table') {
    foreach ($variables['rows'] as &$row) {
      if (isset($row['cells']['operations']['content']['#links']['add']['url'])) {
        $url = $row['cells']['operations']['content']['#links']['add']['url'];
        if ($url instanceof Url) {
          $plugin_id = $url
            ->getRouteParameters()['plugin_id'];
          if ($plugin_id === 'cheeseburger_menu') {
            unset($row['cells']['operations']['content']['#links']['add']['attributes']);
          }
        }
      }
    }
  }
}
Functions

Name	Description
cheeseburger_get_trigger_ids_grouped_by_block_to_trigger	Returns trigger ids grouped by block to trigger.
cheeseburger_hex_to_rgba	Converts hex to rgba.
cheeseburger_menu_block_view_alter	Implements hook_block_view_alter().
cheeseburger_menu_form_menu_edit_form_alter	Implements hook_form_FORM_ID_alter().
cheeseburger_menu_help	Implements hook_help().
cheeseburger_menu_page_attachments	Implements hook_page_attachments().
cheeseburger_menu_preprocess_table	Implements hook_preprocess_HOOK(). Remove modal dialog from cheeseburger place block link.
cheeseburger_menu_theme	Implements hook_theme().
_cheeseburger_menu_save_third_party_settings	Save third party setting added to menu on form submission.
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cheeseburger_menu.module in Cheeseburger Menu 5.0.x

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