109 lines
3.1 KiB
PHP
109 lines
3.1 KiB
PHP
<?php
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namespace Drupal\farm_land\EventSubscriber;
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use Drupal\Core\Entity\EntityTypeManagerInterface;
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use Drupal\Core\StringTranslation\StringTranslationTrait;
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use Drupal\farm_land\Entity\FarmLandType;
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use Drupal\farm_map\Event\MapRenderEvent;
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use Drupal\farm_map\LayerStyleLoaderInterface;
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use Symfony\Component\EventDispatcher\EventSubscriberInterface;
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/**
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* An event subscriber for the MapRenderEvent.
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*/
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class MapRenderEventSubscriber implements EventSubscriberInterface {
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use StringTranslationTrait;
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/**
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* Land asset type.
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*
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* @var \Drupal\asset\Entity\AssetTypeInterface
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*/
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protected $landAssetType;
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/**
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* The layer style loader service.
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*
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* @var \Drupal\farm_map\layerStyleLoader
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*/
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protected $layerStyleLoader;
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/**
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* MapRenderEventSubscriber Constructor.
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*
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* @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager
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* The entity type manager service.
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* @param \Drupal\farm_map\LayerStyleLoaderInterface $layer_style_loader
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* The layer style loader service.
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*/
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public function __construct(EntityTypeManagerInterface $entity_type_manager, LayerStyleLoaderInterface $layer_style_loader) {
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$this->landAssetType = $entity_type_manager->getStorage('asset_type')->load('land');
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$this->layerStyleLoader = $layer_style_loader;
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}
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/**
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* {@inheritdoc}
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*/
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public static function getSubscribedEvents() {
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return [
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MapRenderEvent::EVENT_NAME => ['onMapRender', -100],
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];
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}
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/**
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* React to the MapRenderEvent.
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*
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* @param \Drupal\farm_map\Event\MapRenderEvent $event
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* The MapRenderEvent.
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*/
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public function onMapRender(MapRenderEvent $event) {
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// If the "locations" behavior is added to the map, add layers for each
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// land type.
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if (in_array('locations', $event->getMapBehaviors())) {
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$layers = [];
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// Define the parent group.
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$group = $this->t('Locations');
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// Create a layer group for the asset type.
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$layers['land'] = [
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'group' => $group,
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'label' => $this->landAssetType->label(),
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'is_group' => TRUE,
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];
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// Load land types.
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$land_types = FarmLandType::loadMultiple();
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// Create a layer for each sub-type.
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foreach ($land_types as $land_type) {
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/** @var \Drupal\farm_map\Entity\LayerStyleInterface $layer_style */
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$conditions = [
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'asset_type' => 'land',
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'land_type' => $land_type->id(),
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];
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$layer_style = $this->layerStyleLoader->load($conditions);
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if (!empty($layer_style)) {
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$color = $layer_style->get('color');
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}
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$layers['land_' . $land_type->id()] = [
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'group' => $this->landAssetType->label(),
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'label' => $land_type->label(),
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'asset_type' => 'land',
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'filters' => ['land_type_value[]' => $land_type->id()],
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'color' => $color ?? 'orange',
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'zoom' => TRUE,
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];
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}
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// Add layers to the map settings.
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$settings[$event->getMapTargetId()]['asset_type_layers'] = $layers;
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$event->addSettings($settings);
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}
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}
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}
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