/**
* {@inheritdoc}
*/
public function build()
{
/** @var \Drupal\Core\Entity\EntityInterface $group */
$group = $this->getContext('og')->getContextValue();
$view_builder = $this->entityTypeManager->getViewBuilder($group->getEntityTypeId());
// We render the related view mode only in this block. Additional modules,
// like collection and solution, will add more elements directly.
$build['group'] = $view_builder->view($group, 'group_header');
return $build;
}
/**
* {@inheritdoc}
*/
public function viewElements(FieldItemListInterface $items, $langcode)
{
$view_mode = $this->getSetting('view_mode');
$elements = array();
foreach ($this->getEntitiesToView($items, $langcode) as $delta => $entity) {
// Protect ourselves from recursive rendering.
static $depth = 0;
$depth++;
if ($depth > 20) {
$this->loggerFactory->get('entity')->error('Recursive rendering detected when rendering entity @entity_type @entity_id. Aborting rendering.', array('@entity_type' => $entity->getEntityTypeId(), '@entity_id' => $entity->id()));
return $elements;
}
if ($entity->id()) {
$view_builder = $this->entityTypeManager->getViewBuilder($entity->getEntityTypeId());
$elements[$delta] = $view_builder->view($entity, $view_mode, $entity->language()->getId());
// Add a resource attribute to set the mapping property's value to the
// entity's url. Since we don't know what the markup of the entity will
// be, we shouldn't rely on it for structured data such as RDFa.
if (!empty($items[$delta]->_attributes)) {
$items[$delta]->_attributes += array('resource' => $entity->url());
}
} else {
// This is an "auto_create" item.
$elements[$delta] = array('#markup' => $entity->label());
}
$depth = 0;
}
return $elements;
}
/**
* {@inheritdoc}
*/
public function viewElements(FieldItemListInterface $items, $langcode)
{
$view_mode = $this->getSetting('view_mode');
$elements = array();
foreach ($this->getEntitiesToView($items, $langcode) as $delta => $entity) {
// Due to render caching and delayed calls, the viewElements() method
// will be called later in the rendering process through a '#pre_render'
// callback, so we need to generate a counter that takes into account
// all the relevant information about this field and the referenced
// entity that is being rendered.
$recursive_render_id = $items->getFieldDefinition()->getTargetEntityTypeId() . $items->getFieldDefinition()->getTargetBundle() . $items->getName() . $entity->id();
if (isset(static::$recursiveRenderDepth[$recursive_render_id])) {
static::$recursiveRenderDepth[$recursive_render_id]++;
} else {
static::$recursiveRenderDepth[$recursive_render_id] = 1;
}
// Protect ourselves from recursive rendering.
if (static::$recursiveRenderDepth[$recursive_render_id] > static::RECURSIVE_RENDER_LIMIT) {
$this->loggerFactory->get('entity')->error('Recursive rendering detected when rendering entity %entity_type: %entity_id, using the %field_name field on the %bundle_name bundle. Aborting rendering.', ['%entity_type' => $entity->getEntityTypeId(), '%entity_id' => $entity->id(), '%field_name' => $items->getName(), '%bundle_name' => $items->getFieldDefinition()->getTargetBundle()]);
return $elements;
}
$view_builder = $this->entityTypeManager->getViewBuilder($entity->getEntityTypeId());
$elements[$delta] = $view_builder->view($entity, $view_mode, $entity->language()->getId());
// Add a resource attribute to set the mapping property's value to the
// entity's url. Since we don't know what the markup of the entity will
// be, we shouldn't rely on it for structured data such as RDFa.
if (!empty($items[$delta]->_attributes) && !$entity->isNew() && $entity->hasLinkTemplate('canonical')) {
$items[$delta]->_attributes += array('resource' => $entity->toUrl()->toString());
}
}
return $elements;
}
/**
* Preview job item entity data.
*
* @param \Drupal\tmgmt\JobItemInterface $tmgmt_job_item
* Job item to be previewed.
* @param string $view_mode
* The view mode that should be used to display the entity.
*
* @return array
* A render array as expected by drupal_render().
*/
public function preview(JobItemInterface $tmgmt_job_item, $view_mode)
{
// Load entity.
$entity = $this->entityTypeManager->getStorage($tmgmt_job_item->getItemType())->load($tmgmt_job_item->getItemId());
// We cannot show the preview for non-existing entities.
if (!$entity) {
throw new NotFoundHttpException();
}
$data = $tmgmt_job_item->getData();
$target_langcode = $tmgmt_job_item->getJob()->getTargetLangcode();
// Populate preview with target translation data.
$preview = $this->makePreview($entity, $data, $target_langcode);
// Build view for entity.
$page = $this->entityTypeManager->getViewBuilder($entity->getEntityTypeId())->view($preview, $view_mode, $preview->language()->getId());
// The preview is not cacheable.
$page['#cache']['max-age'] = 0;
return $page;
}
/**
* Returns the render array for an entity.
*
* @param string $entity_type
* The entity type.
* @param mixed $id
* The ID of the entity to render.
* @param string $view_mode
* (optional) The view mode that should be used to render the entity.
* @param string $langcode
* (optional) For which language the entity should be rendered, defaults to
* the current content language.
*
* @return null|array
* A render array for the entity or NULL if the entity does not exist.
*/
public function drupalEntity($entity_type, $id = NULL, $view_mode = NULL, $langcode = NULL)
{
$entity = $id ? $this->entityTypeManager->getStorage($entity_type)->load($id) : $this->routeMatch->getParameter($entity_type);
if ($entity) {
$render_controller = $this->entityTypeManager->getViewBuilder($entity_type);
return $render_controller->view($entity, $view_mode, $langcode);
}
return NULL;
}
/**
* {@inheritdoc}
*/
public function build()
{
// Load one advertisement node.
$nids = $this->entityQuery->get('node')->condition('type', 'ad')->range(0, 1)->condition('status', 1)->condition('field_ad_expiration', REQUEST_TIME, '>')->sort('created', 'DESC')->execute();
// Quick and dirty exit if no ad was created.
if (empty($nids)) {
return 'Create an Ad first.';
}
// Build the ad teaser.
/** @var \Drupal\node\Entity\Node $node */
$node = $this->entityTypeManager->getStorage('node')->load(reset($nids));
$teaser = $this->entityTypeManager->getViewBuilder('node')->view($node, 'teaser');
$build['ad'] = $teaser;
$build['cart_link'] = array('#type' => 'link', '#url' => Url::fromRoute('cacheit.shopping_cart', array(), ['query' => ['product_id' => $node->id()]]), '#title' => t('Add to cart'), '#attributes' => ['class' => ['button']], '#weight' => 10);
$build['conditions_link'] = array('#type' => 'link', '#url' => Url::fromUri('entity:node/2'), '#title' => t('Conditions'), '#weight' => 11, '#cache' => ['tags' => ['node:2'], 'max-age' => 3600]);
// Dynamic content added using a placeholder.
$build['validity'] = ['#lazy_builder' => ['cacheit.lazy_builders:renderAdValidity', [$node->id()]], '#create_placeholder' => TRUE];
return $build;
}
/**
* Generate the HTML for our entity.
*
* @param \Drupal\Core\Entity\ContentEntityInterface $entity
* The entity we're rendering.
* @param bool $use_default_css
* TRUE if we should inject our default CSS otherwise FALSE.
* @param bool $optimize_css
* TRUE if we should compress the CSS otherwise FALSE.
*
* @return string
* The generated HTML.
*
* @throws \Exception
*/
protected function getHtml(ContentEntityInterface $entity, $use_default_css, $optimize_css)
{
$render_controller = $this->entityTypeManager->getViewBuilder($entity->getEntityTypeId());
$render = ['#theme' => 'entity_print__' . $entity->getEntityTypeId() . '__' . $entity->id(), '#entity' => $entity, '#entity_array' => $render_controller->view($entity, 'pdf'), '#attached' => []];
// Inject some generic CSS across all templates.
if ($use_default_css) {
$render['#attached']['library'][] = 'entity_print/default';
}
// Allow other modules to add their own CSS.
$this->moduleHandler->alter('entity_print_css', $render, $entity);
// Inject CSS from the theme info files and then render the CSS.
$render = $this->addCss($render, $entity);
$css_assets = $this->assetResolver->getCssAssets(AttachedAssets::createFromRenderArray($render), $optimize_css);
$rendered_css = $this->cssRenderer->render($css_assets);
$render['#entity_print_css'] = $this->renderer->render($rendered_css);
return $this->renderer->render($render);
}
