function AddNavigationBlock::apply

Overrides ConfigActionPluginInterface::apply

File

core/modules/navigation/src/Plugin/ConfigAction/AddNavigationBlock.php, line 49

Class

AddNavigationBlock

@internal This API is experimental.

Namespace

Code

public function apply(string $configName, mixed $value) : void {
    if ($configName !== 'navigation.block_layout') {
        throw new ConfigActionException('addNavigationBlock can only be executed for the navigation.block_layout config.');
    }
    // Load the navigation section storage.
    $navigation_storage = $this->sectionStorageManager
        ->load('navigation', [
        'navigation' => new Context(new ContextDefinition('string'), 'navigation'),
    ]);
    if (!$navigation_storage instanceof SectionStorageInterface) {
        throw new ConfigActionException('Unable to load Navigation Layout storage.');
    }
    $section = $navigation_storage->getSection(0);
    // Create the component from the recipe values.
    $delta = $value['delta'] ?? 0;
    // Weight is set to 0 because it is irrelevant now. It will be adjusted to
    // its final value in insertComponent() or appendComponent().
    $component = [
        'uuid' => $this->uuidGenerator
            ->generate(),
        'region' => $section->getDefaultRegion(),
        'weight' => 0,
        'configuration' => $value['configuration'] ?? [],
        'additional' => $value['additional'] ?? [],
    ];
    // Insert the new component in Navigation.
    $new_component = SectionComponent::fromArray($component);
    try {
        $section->insertComponent($delta, $new_component);
    } catch (\OutOfBoundsException) {
        $section->appendComponent($new_component);
    }
    $navigation_storage->save();
}