class TextProcessed in Drupal 8

A computed property for processing text with a format.

Required settings (below the definition's 'settings' key) are:

• text source: The text property containing the to be processed text.

Hierarchy

• class \Drupal\Core\TypedData\TypedData implements PluginInspectionInterface, TypedDataInterface uses DependencySerializationTrait, StringTranslationTrait, TypedDataTrait
  • class \Drupal\text\TextProcessed implements CacheableDependencyInterface

File

core/modules/text/src/TextProcessed.php, line 18

Namespace

Drupal\text

class TextProcessed extends TypedData implements CacheableDependencyInterface {

  /**
   * Cached processed text.
   *
   * @var \Drupal\filter\FilterProcessResult|null
   */
  protected $processed = NULL;

  /**
   * {@inheritdoc}
   */
  public function __construct(DataDefinitionInterface $definition, $name = NULL, TypedDataInterface $parent = NULL) {
    parent::__construct($definition, $name, $parent);
    if ($definition
      ->getSetting('text source') === NULL) {
      throw new \InvalidArgumentException("The definition's 'text source' key has to specify the name of the text property to be processed.");
    }
  }

  /**
   * {@inheritdoc}
   */
  public function getValue() {
    if ($this->processed !== NULL) {
      return FilteredMarkup::create($this->processed
        ->getProcessedText());
    }
    $item = $this
      ->getParent();
    $text = $item->{$this->definition
      ->getSetting('text source')};

    // Avoid doing unnecessary work on empty strings.
    if (!isset($text) || $text === '') {
      $this->processed = new FilterProcessResult('');
    }
    else {
      $build = [
        '#type' => 'processed_text',
        '#text' => $text,
        '#format' => $item->format,
        '#filter_types_to_skip' => [],
        '#langcode' => $item
          ->getLangcode(),
      ];

      // Capture the cacheability metadata associated with the processed text.
      $processed_text = $this
        ->getRenderer()
        ->renderPlain($build);
      $this->processed = FilterProcessResult::createFromRenderArray($build)
        ->setProcessedText((string) $processed_text);
    }
    return FilteredMarkup::create($this->processed
      ->getProcessedText());
  }

  /**
   * {@inheritdoc}
   */
  public function setValue($value, $notify = TRUE) {
    $this->processed = $value;

    // Notify the parent of any changes.
    if ($notify && isset($this->parent)) {
      $this->parent
        ->onChange($this->name);
    }
  }

  /**
   * {@inheritdoc}
   */
  public function getCacheTags() {
    $this
      ->getValue();
    return $this->processed
      ->getCacheTags();
  }

  /**
   * {@inheritdoc}
   */
  public function getCacheContexts() {
    $this
      ->getValue();
    return $this->processed
      ->getCacheContexts();
  }

  /**
   * {@inheritdoc}
   */
  public function getCacheMaxAge() {
    $this
      ->getValue();
    return $this->processed
      ->getCacheMaxAge();
  }

  /**
   * Returns the renderer service.
   *
   * @return \Drupal\Core\Render\RendererInterface
   */
  protected function getRenderer() {
    return \Drupal::service('renderer');
  }

}

Members

Name	Modifiers	Type	Description	Overrides
DependencySerializationTrait::$_entityStorages	protected	property	An array of entity type IDs keyed by the property name of their storages.
DependencySerializationTrait::$_serviceIds	protected	property	An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep	public	function		1
DependencySerializationTrait::__wakeup	public	function		2
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.	1
StringTranslationTrait::formatPlural	protected	function	Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals	protected	function	Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation	protected	function	Gets the string translation service.
StringTranslationTrait::setStringTranslation	public	function	Sets the string translation service to use.	2
StringTranslationTrait::t	protected	function	Translates a string to the current language or to a given language.
TextProcessed::$processed	protected	property	Cached processed text.
TextProcessed::getCacheContexts	public	function	The cache contexts associated with this object. Overrides CacheableDependencyInterface::getCacheContexts
TextProcessed::getCacheMaxAge	public	function	The maximum age for which this object may be cached. Overrides CacheableDependencyInterface::getCacheMaxAge
TextProcessed::getCacheTags	public	function	The cache tags associated with this object. Overrides CacheableDependencyInterface::getCacheTags
TextProcessed::getRenderer	protected	function	Returns the renderer service.
TextProcessed::getValue	public	function	Gets the data value. Overrides TypedData::getValue
TextProcessed::setValue	public	function	Sets the data value. Overrides TypedData::setValue
TextProcessed::__construct	public	function	Constructs a TypedData object given its definition and context. Overrides TypedData::__construct
TypedData::$definition	protected	property	The data definition.	1
TypedData::$name	protected	property	The property name.
TypedData::$parent	protected	property	The parent typed data object.
TypedData::applyDefaultValue	public	function	Applies the default value. Overrides TypedDataInterface::applyDefaultValue	3
TypedData::createInstance	public static	function	Constructs a TypedData object given its definition and context. Overrides TypedDataInterface::createInstance
TypedData::getConstraints	public	function	Gets a list of validation constraints. Overrides TypedDataInterface::getConstraints	9
TypedData::getDataDefinition	public	function	Gets the data definition. Overrides TypedDataInterface::getDataDefinition
TypedData::getName	public	function	Returns the name of a property or item. Overrides TypedDataInterface::getName
TypedData::getParent	public	function	Returns the parent data structure; i.e. either complex data or a list. Overrides TypedDataInterface::getParent
TypedData::getPluginDefinition	public	function	Gets the definition of the plugin implementation. Overrides PluginInspectionInterface::getPluginDefinition
TypedData::getPluginId	public	function	Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface::getPluginId
TypedData::getPropertyPath	public	function	Returns the property path of the data. Overrides TypedDataInterface::getPropertyPath
TypedData::getRoot	public	function	Returns the root of the typed data tree. Overrides TypedDataInterface::getRoot
TypedData::getString	public	function	Returns a string representation of the data. Overrides TypedDataInterface::getString	6
TypedData::setContext	public	function	Sets the context of a property or item via a context aware parent. Overrides TypedDataInterface::setContext
TypedData::validate	public	function	Validates the currently set data value. Overrides TypedDataInterface::validate
TypedDataTrait::$typedDataManager	protected	property	The typed data manager used for creating the data types.
TypedDataTrait::getTypedDataManager	public	function	Gets the typed data manager.	2
TypedDataTrait::setTypedDataManager	public	function	Sets the typed data manager.	2