class ResourceProviderGenericDrawingFetcher

Provides a 'VisualN Resource Provider generic drawing fetcher' VisualN drawing fetcher.

Plugin annotation

 id = "visualn_resource_provider_generic",
 label = @Translation("VisualN Resource Provider generic drawing fetcher"),
 context = {
   "entity_type" = @ContextDefinition("string", label = @Translation("Entity type"), required = FALSE),
   "bundle" = @ContextDefinition("string", label = @Translation("Bundle"), required = FALSE),
   "current_entity" = @ContextDefinition("any", label = @Translation("Current entity"), required = FALSE)


Expanded class hierarchy of ResourceProviderGenericDrawingFetcher

Related topics


visualn/src/Plugin/VisualN/DrawingFetcher/ResourceProviderGenericDrawingFetcher.php, line 39


View source
class ResourceProviderGenericDrawingFetcher extends GenericDrawingFetcherBase {

   * The visualn resource format manager service.
   * @var \Drupal\visualn\Plugin\VisualNResourceProviderManager
  protected $visualNResourceProviderManager;

   * {@inheritdoc}
  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
    return new static($configuration, $plugin_id, $plugin_definition, $container
      ->getStorage('visualn_style'), $container
      ->get('plugin.manager.visualn.drawer'), $container
      ->get('plugin.manager.visualn.manager'), $container

   * Constructs a VisualNFormatter object.
   * @param array $configuration
   *   The plugin configuration, i.e. an array with configuration values keyed
   *   by configuration option name. The special key 'context' may be used to
   *   initialize the defined contexts by setting it to an array of context
   *   values keyed by context names.
   * @param string $plugin_id
   *   The plugin_id for the plugin instance.
   * @param mixed $plugin_definition
   *   The plugin implementation definition
   * @param \Drupal\Core\Entity\EntityStorageInterface $visualn_style_storage
   *   The visualn style entity storage service.
   * @param \Drupal\visualn\Plugin\VisualNDrawerManager $visualn_drawer_manager
   *   The visualn drawer manager service.
   * @param \Drupal\visualn\Plugin\VisualNManagerManager $visualn_manager_manager
   *   The visualn manager manager service.
   * @param \Drupal\visualn\Plugin\VisualNResourceProviderManager $visualn_resource_provider_manager
   *   The visualn resource provider manager service.
  public function __construct(array $configuration, $plugin_id, $plugin_definition, EntityStorageInterface $visualn_style_storage, VisualNDrawerManager $visualn_drawer_manager, VisualNManagerManager $visualn_manager_manager, VisualNResourceProviderManager $visualn_resource_provider_manager) {
    parent::__construct($configuration, $plugin_id, $plugin_definition, $visualn_style_storage, $visualn_drawer_manager, $visualn_manager_manager);
    $this->visualNResourceProviderManager = $visualn_resource_provider_manager;

   * {@inheritdoc}
  public function defaultConfiguration() {
    return [
      'resource_provider_id' => '',
      'resource_provider_config' => [],
    ] + parent::defaultConfiguration();

   * {@inheritdoc}
  public function buildConfigurationForm(array $form, FormStateInterface $form_state) {
    $definitions = $this->visualNResourceProviderManager
    $resource_providers = [];
    foreach ($definitions as $definition) {

      // Exclude providers which have at least one required context since here no context is provided.
      if (!empty($definition['context'])) {
        foreach ($definition['context'] as $name => $context_definition) {

          // @todo: Here we check only contexts required for the form (e.g. we don't check "current_entity" context)
          //    though it may be required for getResourceProviderPlugin() method to work. We suppose that
          //    only "entity_type" and "bundle" are enough here (which generally may be wrong).
          //    Also the "current_entity" context seems to not being checked anywhere and is supposed to work
          //    by convention.
          if (!in_array($name, array(
          ))) {
            if ($context_definition
              ->isRequired() && $name != 'current_entity') {
              continue 2;
          elseif ($context_definition
            ->isRequired() && !$this
            ->getContextValue($name)) {
            continue 2;
      $resource_providers[$definition['id']] = $definition['label'];
    $ajax_wrapper_id = implode('-', array_merge($form['#array_parents'], [
    ])) . '-ajax-wrapper';
    $form['resource_provider_id'] = [
      '#type' => 'select',
      '#title' => t('Resource provider'),
      '#description' => t('The resource provider for the drawing'),
      '#default_value' => $this->configuration['resource_provider_id'],
      '#options' => $resource_providers,
      '#required' => TRUE,
      '#empty_value' => '',
      '#empty_option' => t('- Select resource provider -'),
      '#ajax' => [
        'callback' => [
        'wrapper' => $ajax_wrapper_id,
    $form['provider_container'] = [
      '#prefix' => '<div id="' . $ajax_wrapper_id . '">',
      '#suffix' => '</div>',
      '#type' => 'container',
      //'#process' => [[get_called_class(), 'processProviderContainerSubform']],
      '#process' => [
    $form['provider_container']['#stored_configuration'] = $this->configuration;

    // @todo: no need to set this contexts for resource provider plugins that don't have
    //    them in their annotation (plugin definition), e.g. random data generator plugins.
    // @todo: a similar note should be added to settings context for
    //    generic fetcher plugins (e.g. resource generic fetcher which doesn't need any context to work).
    $form['provider_container']['#entity_type'] = $this

    // @todo: use #entity_bundle key for consistency
    $form['provider_container']['#bundle'] = $this

    // Attach visualn style select box for the fetcher
    $form += parent::buildConfigurationForm($form, $form_state);
    return $form;

   * Return resource provider configuration form via ajax request at style change.
   * Should have a different name since ajaxCallback can be used by base class.
  public static function ajaxCallbackResourceProvider(array $form, FormStateInterface $form_state, Request $request) {
    $triggering_element = $form_state
    $visualn_style_id = $form_state
    $triggering_element_parents = array_slice($triggering_element['#array_parents'], 0, -1);
    $element = NestedArray::getValue($form, $triggering_element_parents);
    return $element['provider_container'];

  // @todo: this should be static since may not work on field settings form (see fetcher field widget for example)

  //public static function processDrawerContainerSubform(array $element, FormStateInterface $form_state, $form) {
  public function processProviderContainerSubform(array $element, FormStateInterface $form_state, $form) {

    // @todo: explicitly set #stored_configuration and other keys (#entity_type and #bundle) here
    $element = VisualNFormsHelper::doProcessProviderContainerSubform($element, $form_state, $form);
    return $element;

   * {@inheritdoc}
  public function fetchDrawing() {

    $resource_provider_id = $this->configuration['resource_provider_id'];
    $resource_provider_config = $this->configuration['resource_provider_config'];
    $visualn_style_id = $this->configuration['visualn_style_id'];

    //if (empty($visualn_style_id) || empty($resource_provider_id)) {
    if (empty($visualn_style_id)) {
      return parent::fetchDrawing();
    $build = [];

    // @todo:
    // @todo: the vuid here isn't the same as used in VisualN::makeBuildByResource()
    $vuid = \Drupal::service('uuid')
    if (!empty($resource_provider_id)) {
      $provider_plugin = $this->visualNResourceProviderManager
        ->createInstance($resource_provider_id, $resource_provider_config);

      // @todo: maybe $build['drawing'] should be passed to manager but not the $build itself
      $current_entity = $this

      // @todo: replace "any" context type with an appropriate one
      // Set "current_entity" context
      $context_current_entity = new Context(new ContextDefinition('any', NULL, TRUE), $current_entity);
        ->setContext('current_entity', $context_current_entity);

      // @todo: see the note regarding setting context in VisualNResourceProviderItem class
      $drawer_config = $this->configuration['drawer_config'];
      $drawer_fields = $this->configuration['drawer_fields'];
      $resource = $provider_plugin

      // Get drawing build
      $build = VisualN::makeBuildByResource($resource, $visualn_style_id, $drawer_config, $drawer_fields);
      $drawing_markup = $build;

      // Every resource type is a Typed Data object so it may have its own fixed set of propertries and
      // has validation callback to check if everything is set as expected.
    return $drawing_markup;

   * {@inheritdoc}
  public function submitConfigurationForm(array &$form, FormStateInterface $form_state) {
    parent::submitConfigurationForm($form, $form_state);

   * {@inheritdoc}
  public function validateConfigurationForm(array &$form, FormStateInterface $form_state) {
    parent::validateConfigurationForm($form, $form_state);



Contains filters are case sensitive
Namesort descending Modifiers Type Description Overrides
GenericDrawingFetcherBase::$visualNDrawerManager protected property The visualn drawer manager service.
GenericDrawingFetcherBase::$visualNManagerManager protected property The visualn manager manager service.
GenericDrawingFetcherBase::$visualNStyleStorage protected property The image style entity storage.
GenericDrawingFetcherBase::ajaxCallback public static function Return drawer configuration form via ajax request at style change
GenericDrawingFetcherBase::processDrawerContainerSubform public function
ResourceProviderGenericDrawingFetcher::$visualNResourceProviderManager protected property The visualn resource format manager service.
ResourceProviderGenericDrawingFetcher::ajaxCallbackResourceProvider public static function Return resource provider configuration form via ajax request at style change. Should have a different name since ajaxCallback can be used by base class.
ResourceProviderGenericDrawingFetcher::buildConfigurationForm public function Overrides GenericDrawingFetcherBase::buildConfigurationForm
ResourceProviderGenericDrawingFetcher::create public static function Overrides GenericDrawingFetcherBase::create
ResourceProviderGenericDrawingFetcher::defaultConfiguration public function Overrides GenericDrawingFetcherBase::defaultConfiguration
ResourceProviderGenericDrawingFetcher::fetchDrawing public function Fetch drawing markup. Overrides VisualNDrawingFetcherBase::fetchDrawing
ResourceProviderGenericDrawingFetcher::processProviderContainerSubform public function
ResourceProviderGenericDrawingFetcher::submitConfigurationForm public function Overrides GenericDrawingFetcherBase::submitConfigurationForm
ResourceProviderGenericDrawingFetcher::validateConfigurationForm public function Overrides GenericDrawingFetcherBase::validateConfigurationForm
ResourceProviderGenericDrawingFetcher::__construct public function Constructs a VisualNFormatter object. Overrides GenericDrawingFetcherBase::__construct
VisualNDrawingFetcherBase::calculateDependencies public function
VisualNDrawingFetcherBase::getConfiguration public function
VisualNDrawingFetcherBase::setConfiguration public function