aleph1.co.uk Git - yaffs-website/blob - BootstrapLayouts/PageManager.php

   1 <?php
   2
   3 namespace Drupal\bootstrap_layouts\Plugin\BootstrapLayouts;
   4
   5 use Drupal\bootstrap_layouts\BootstrapLayout;
   6
   7 /**
   8  * Handles Display Suite specific layout implementations.
   9  *
  10  * @BootstrapLayoutsHandler("page_manager")
  11  */
  12 class PageManager extends BootstrapLayoutsHandlerBase {
  13
  14   /**
  15    * {@inheritdoc}
  16    */
  17   public function loadInstances(array $entity_ids = NULL) {
  18     $layouts = [];
  19     $properties = ['variant' => 'panels_variant'];
  20     if ($entity_ids) {
  21       $properties['id'] = $entity_ids;
  22     }
  23     /** @var \Drupal\Core\Entity\EntityTypeManager $entity_type_manager */
  24     $entity_type_manager = $this->container->get('entity_type.manager');
  25     /** @var \Drupal\Core\Config\Entity\ConfigEntityInterface[] $config_entities */
  26     $config_entities = $entity_type_manager->getStorage('page_variant')->loadByProperties($properties);
  27     foreach ($config_entities as $entity_id => $config_entity) {
  28       if (($info = $config_entity->get('variant_settings')) && isset($info['layout']) && isset($info['blocks'])) {
  29         $id = $info['layout'];
  30
  31         // BootstrapLayout requires an associative array of "items" assigned to
  32         // a particular region, keyed by that region. Unfortunately, Page
  33         // Manager stores this value inside each block array; extract it.
  34         $regions = [];
  35         foreach ($info['blocks'] as $uuid => $block) {
  36           $regions[$block['region']][$uuid] = $block;
  37         }
  38
  39         // Retrieve any layout settings.
  40         $settings = isset($info['layout_settings']) ? $info['layout_settings'] : [];
  41
  42         // Create a new BootstrapLayout instance.
  43         $layouts[$entity_id] = new BootstrapLayout($id, $regions, $settings);
  44       }
  45     }
  46     return $layouts;
  47   }
  48
  49   /**
  50    * {@inheritdoc}
  51    */
  52   public function saveInstances(array $layouts = []) {
  53     /** @var \Drupal\Core\Entity\EntityTypeManager $entity_type_manager */
  54     $entity_type_manager = $this->container->get('entity_type.manager');
  55
  56     /** @var \Drupal\Core\Config\Entity\ConfigEntityInterface[] $config_entities */
  57     $config_entities = $entity_type_manager->getStorage('page_variant')
  58       ->loadByProperties(['variant' => 'panels_variant', 'id' => array_keys($layouts)]);
  59
  60     /** @var \Drupal\bootstrap_layouts\BootstrapLayout[] $layouts */
  61     foreach ($layouts as $entity_id => $layout) {
  62       $config_entity = $config_entities[$entity_id];
  63       $info = $config_entity->get('variant_settings');
  64       $info['layout'] = $layout->getId();
  65
  66       // The region is stored inside the block array. To effectively change
  67       // a region for a block, the variant's blocks must be iterated over and
  68       // changed manually based on the associative region key provided by the
  69       // BootstrapLayout instance.
  70       $info['blocks'] = [];
  71       foreach ($layout->getRegions() as $region => $blocks) {
  72         foreach ($blocks as $uuid => $block) {
  73           $block['region'] = $region;
  74           $info['blocks'][$uuid] = $block;
  75         }
  76       }
  77
  78       $info['layout_settings'] = $layout->getSettings();
  79       $config_entity->set('variant_settings', $info)->save();
  80     }
  81   }
  82
  83 }