class TestAttributeFilter in Drupal 10

A filter that adds a test attribute to any configured HTML tags.

Plugin annotation

@Filter(
  id = "test_attribute_filter",
  title = @Translation("Test Attribute Filter"),
  type = Drupal\filter\Plugin\FilterInterface::TYPE_TRANSFORM_REVERSIBLE,
  settings = {
    "tags" = {},
  },
  weight = -10
)

Hierarchy

• class \Drupal\Component\Plugin\PluginBase implements DerivativeInspectionInterface, PluginInspectionInterface
  • class \Drupal\Core\Plugin\PluginBase uses DependencySerializationTrait, MessengerTrait, StringTranslationTrait
    • class \Drupal\filter\Plugin\FilterBase implements FilterInterface
      • class \Drupal\ckeditor_test\Plugin\Filter\TestAttributeFilter

File

core/modules/ckeditor/tests/modules/src/Plugin/Filter/TestAttributeFilter.php, line 22

Namespace

Drupal\ckeditor_test\Plugin\Filter

class TestAttributeFilter extends FilterBase {

  /**
   * {@inheritdoc}
   */
  public function process($text, $langcode) {
    $document = Html::load($text);
    foreach ($this->settings['tags'] as $tag) {
      $tag_elements = $document
        ->getElementsByTagName($tag);
      foreach ($tag_elements as $tag_element) {
        $tag_element
          ->setAttribute('test_attribute', 'test attribute value');
      }
    }
    return new FilterProcessResult(Html::serialize($document));
  }

}

Members

Name	Modifiers	Type	Description	Overrides
DependencySerializationTrait::$_entityStorages	protected	property
DependencySerializationTrait::$_serviceIds	protected	property
DependencySerializationTrait::__sleep	public	function		2
DependencySerializationTrait::__wakeup	public	function		2
FilterBase::$provider	public	property	The name of the provider that owns this filter.
FilterBase::$settings	public	property	An associative array containing the configured settings of this filter.
FilterBase::$status	public	property	A Boolean indicating whether this filter is enabled.
FilterBase::$weight	public	property	The weight of this filter compared to others in a filter collection.
FilterBase::calculateDependencies	public	function
FilterBase::defaultConfiguration	public	function
FilterBase::getConfiguration	public	function
FilterBase::getDescription	public	function
FilterBase::getHTMLRestrictions	public	function		1
FilterBase::getLabel	public	function
FilterBase::getType	public	function
FilterBase::prepare	public	function
FilterBase::setConfiguration	public	function
FilterBase::settingsForm	public	function
FilterBase::tips	public	function
FilterBase::__construct	public	function
FilterInterface::TYPE_HTML_RESTRICTOR		constant	HTML tag and attribute restricting filters to prevent XSS attacks.
FilterInterface::TYPE_MARKUP_LANGUAGE		constant	Non-HTML markup language filters that generate HTML.
FilterInterface::TYPE_TRANSFORM_IRREVERSIBLE		constant	Irreversible transformation filters.
FilterInterface::TYPE_TRANSFORM_REVERSIBLE		constant	Reversible transformation filters.
MessengerTrait::$messenger	protected	property	The messenger.	18
MessengerTrait::messenger	public	function	Gets the messenger.	18
MessengerTrait::setMessenger	public	function	Sets the messenger.
PluginBase::$configuration	protected	property	Configuration information passed into the plugin.	1
PluginBase::$pluginDefinition	protected	property	The plugin implementation definition.
PluginBase::$pluginId	protected	property	The plugin_id.
PluginBase::DERIVATIVE_SEPARATOR		constant	A string which is used to separate base plugin IDs from the derivative ID.
PluginBase::getBaseId	public	function
PluginBase::getDerivativeId	public	function
PluginBase::getPluginDefinition	public	function		2
PluginBase::getPluginId	public	function
PluginBase::isConfigurable	public	function	Determines if the plugin is configurable.
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.	3
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.	1
StringTranslationTrait::t	protected	function	Translates a string to the current language or to a given language.
TestAttributeFilter::process	public	function	Performs the filter processing. Overrides FilterInterface::process