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- <?php
- # @Author: Bachir Soussi Chiadmi <bach>
- # @Date: 13-12-2017
- # @Email: bachir@figureslibres.io
- # @Filename: edlp_productions.module
- # @Last modified by: bach
- # @Last modified time: 20-12-2017
- # @License: GPL-V3
- use Drupal\Core\Menu\MenuTreeParameters;
- use Drupal\menu_link_content\Entity\MenuLinkContent;
- /**
- * Implements hook_theme().
- */
- function edlp_productions_theme($existing, $type, $theme, $path) {
- // @see https://www.drupal.org/docs/8/theming/twig/create-custom-twig-templates-from-custom-module
- return array(
- 'edlp_productions' => array(
- 'file' => 'includes/edlp_productions.inc',
- 'variables' => array(
- 'nodes_entities' => NULL,
- ),
- ),
- );
- }
- /**
- * hook_entity_extra_field_info()
- *
- */
- function edlp_productions_entity_extra_field_info(){
- $extra = [];
- $extra['node']['page']['display']['production_parent'] = [
- 'label' => t('Production Parent'),
- 'description' => 'display production menu parent from current node',
- 'weight' => 99,
- 'visible' => FALSE,
- ];
- $extra['node']['page']['display']['production_subtree'] = [
- 'label' => t('Production Subtree'),
- 'description' => 'display production menu subtree from current node',
- 'weight' => 99,
- 'visible' => FALSE,
- ];
- return $extra;
- }
- /**
- * Implements hook_ENTITY_TYPE_view().
- * @see https://www.amazeelabs.com/en/render-menu-tree-custom-code-drupal-8
- */
- function edlp_productions_node_view(array &$build, \Drupal\Core\Entity\EntityInterface $entity, \Drupal\Core\Entity\Display\EntityViewDisplayInterface $display, $view_mode) {
- $parent_display_settings = $display->getComponent('production_parent');
- $subtree_display_settings = $display->getComponent('production_subtree');
- if (!empty($parent_display_settings) || !empty($subtree_display_settings)) {
- $menu_name = 'productions';
- // Find the menu item corresponding to the entity (node).
- $menu_link_service = \Drupal::getContainer()->get('plugin.manager.menu.link');
- $route_params = array('node' => $entity->id());
- $menu_links = $menu_link_service->loadLinksByRoute('entity.node.canonical', $route_params, $menu_name);
- if (!empty($menu_links)) {
- // We found a menu link
- $root_menu_item = reset($menu_links);
- $menu_tree_service = \Drupal::service('menu.link_tree');
- // parent
- if(!empty($parent_display_settings)){
- $parents_ids = $menu_link_service->getParentIds($root_menu_item->getPluginId());
- if(count($parents_ids) > 1){
- // dpm($parents_ids);
- $root_parent_menu_item_id = array_pop($parents_ids);
- $menu_parameters = new \Drupal\Core\Menu\MenuTreeParameters();
- $menu_parameters->setMaxDepth(0);
- $menu_parameters->setRoot($root_parent_menu_item_id);
- // Get the tree.
- $tree = $menu_tree_service->load($menu_name, $menu_parameters);
- // Apply some manipulators (checking the access, sorting).
- $manipulators = [
- ['callable' => 'menu.default_tree_manipulators:checkNodeAccess'],
- ['callable' => 'menu.default_tree_manipulators:checkAccess'],
- ['callable' => 'menu.default_tree_manipulators:generateIndexAndSort'],
- ];
- $tree = $menu_tree_service->transform($tree, $manipulators);
- // And the last step is to actually build the tree.
- $build['production_parent'] = array(
- '#type'=>"container",
- '#attributes'=>array(
- 'class'=>'productions-parent'
- ),
- 'menu'=>$menu_tree_service->build($tree)
- );
- }
- }
- // subtree
- if(!empty($subtree_display_settings)){
- // so we can continue with generating the tree.
- // First, setup the parameters: we need one level starting with the menu
- // link we found, but excluding it from the tree.
- $menu_parameters = new \Drupal\Core\Menu\MenuTreeParameters();
- $menu_parameters->setMaxDepth(1);
- $menu_parameters->setRoot($root_menu_item->getPluginId());
- $menu_parameters->excludeRoot();
- // Get the tree.
- $tree = $menu_tree_service->load($menu_name, $menu_parameters);
- // Apply some manipulators (checking the access, sorting).
- $manipulators = [
- ['callable' => 'menu.default_tree_manipulators:checkNodeAccess'],
- ['callable' => 'menu.default_tree_manipulators:checkAccess'],
- ['callable' => 'menu.default_tree_manipulators:generateIndexAndSort'],
- ];
- $tree = $menu_tree_service->transform($tree, $manipulators);
- // And the last step is to actually build the tree.
- $build['production_subtree'] = array(
- '#type'=>"container",
- '#attributes'=>array(
- 'class'=>'productions-subtree'
- ),
- 'menu'=>$menu_tree_service->build($tree)
- );
- }
- }
- }
- }
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