1. 8.5.x core/lib/Drupal/Component/Plugin/ContextAwarePluginBase.php ContextAwarePluginBase
  2. 8.5.x core/lib/Drupal/Core/Plugin/ContextAwarePluginBase.php ContextAwarePluginBase
  3. 8.0.x core/lib/Drupal/Core/Plugin/ContextAwarePluginBase.php ContextAwarePluginBase
  4. 8.0.x core/lib/Drupal/Component/Plugin/ContextAwarePluginBase.php ContextAwarePluginBase
  5. 8.1.x core/lib/Drupal/Component/Plugin/ContextAwarePluginBase.php ContextAwarePluginBase
  6. 8.1.x core/lib/Drupal/Core/Plugin/ContextAwarePluginBase.php ContextAwarePluginBase
  7. 8.2.x core/lib/Drupal/Component/Plugin/ContextAwarePluginBase.php ContextAwarePluginBase
  8. 8.2.x core/lib/Drupal/Core/Plugin/ContextAwarePluginBase.php ContextAwarePluginBase
  9. 8.3.x core/lib/Drupal/Component/Plugin/ContextAwarePluginBase.php ContextAwarePluginBase
  10. 8.3.x core/lib/Drupal/Core/Plugin/ContextAwarePluginBase.php ContextAwarePluginBase
  11. 8.4.x core/lib/Drupal/Component/Plugin/ContextAwarePluginBase.php ContextAwarePluginBase
  12. 8.4.x core/lib/Drupal/Core/Plugin/ContextAwarePluginBase.php ContextAwarePluginBase
  13. 8.6.x core/lib/Drupal/Core/Plugin/ContextAwarePluginBase.php ContextAwarePluginBase
  14. 8.6.x core/lib/Drupal/Component/Plugin/ContextAwarePluginBase.php ContextAwarePluginBase

Base class for plugins that are context aware.

Hierarchy

Expanded class hierarchy of ContextAwarePluginBase

5 files declare their use of ContextAwarePluginBase
BlockBase.php in core/lib/Drupal/Core/Block/BlockBase.php
ExecutablePluginBase.php in core/lib/Drupal/Core/Executable/ExecutablePluginBase.php
MockComplexContextBlock.php in core/modules/system/tests/modules/plugin_test/src/Plugin/plugin_test/mock_block/MockComplexContextBlock.php
MockUserNameBlock.php in core/modules/system/tests/modules/plugin_test/src/Plugin/plugin_test/mock_block/MockUserNameBlock.php
TypedDataStringBlock.php in core/modules/system/tests/modules/plugin_test/src/Plugin/plugin_test/mock_block/TypedDataStringBlock.php

File

core/lib/Drupal/Core/Plugin/ContextAwarePluginBase.php, line 20

Namespace

Drupal\Core\Plugin
View source
abstract class ContextAwarePluginBase extends ComponentContextAwarePluginBase implements ContextAwarePluginInterface, CacheableDependencyInterface {
  use TypedDataTrait;
  use StringTranslationTrait;
  use DependencySerializationTrait;

  /**
   * {@inheritdoc}
   *
   * @return \Drupal\Core\Plugin\Context\ContextInterface[]
   */
  protected function createContextFromConfiguration(array $context_configuration) {

    // This method is overridden so that it will use
    // \Drupal\Core\Plugin\Context\Context instead.
    $contexts = [];
    foreach ($context_configuration as $key => $value) {
      $context_definition = $this
        ->getContextDefinition($key);
      $contexts[$key] = new Context($context_definition, $value);
    }
    return $contexts;
  }

  /**
   * {@inheritdoc}
   *
   * This code is identical to the Component in order to pick up a different
   * Context class.
   *
   * @return \Drupal\Core\Plugin\Context\ContextInterface
   *   The context object.
   */
  public function getContext($name) {

    // Check for a valid context value.
    if (!isset($this->context[$name])) {
      $this->context[$name] = new Context($this
        ->getContextDefinition($name));
    }
    return $this->context[$name];
  }

  /**
   * {@inheritdoc}
   */
  public function setContext($name, ComponentContextInterface $context) {

    // Check that the context passed is an instance of our extended interface.
    if (!$context instanceof ContextInterface) {
      throw new ContextException("Passed {$name} context must be an instance of \\Drupal\\Core\\Plugin\\Context\\ContextInterface");
    }
    parent::setContext($name, $context);
  }

  /**
   * {@inheritdoc}
   */
  public function setContextValue($name, $value) {
    $this->context[$name] = Context::createFromContext($this
      ->getContext($name), $value);
    return $this;
  }

  /**
   * {@inheritdoc}
   */
  public function getContextMapping() {
    $configuration = $this instanceof ConfigurablePluginInterface ? $this
      ->getConfiguration() : $this->configuration;
    return isset($configuration['context_mapping']) ? $configuration['context_mapping'] : [];
  }

  /**
   * {@inheritdoc}
   */
  public function setContextMapping(array $context_mapping) {
    if ($this instanceof ConfigurablePluginInterface) {
      $configuration = $this
        ->getConfiguration();
      $configuration['context_mapping'] = array_filter($context_mapping);
      $this
        ->setConfiguration($configuration);
    }
    else {
      $this->configuration['context_mapping'] = $context_mapping;
    }
    return $this;
  }

  /**
   * {@inheritdoc}
   *
   * @return \Drupal\Core\Plugin\Context\ContextDefinitionInterface[]
   */
  public function getContextDefinitions() {
    return parent::getContextDefinitions();
  }

  /**
   * {@inheritdoc}
   *
   * @return \Drupal\Core\Plugin\Context\ContextDefinitionInterface
   */
  public function getContextDefinition($name) {
    return parent::getContextDefinition($name);
  }

  /**
   * Wraps the context handler.
   *
   * @return \Drupal\Core\Plugin\Context\ContextHandlerInterface
   */
  protected function contextHandler() {
    return \Drupal::service('context.handler');
  }

  /**
   * {@inheritdoc}
   */
  public function getCacheContexts() {
    $cache_contexts = [];

    // Applied contexts can affect the cache contexts when this plugin is
    // involved in caching, collect and return them.
    foreach ($this
      ->getContexts() as $context) {

      /** @var $context \Drupal\Core\Cache\CacheableDependencyInterface */
      if ($context instanceof CacheableDependencyInterface) {
        $cache_contexts = Cache::mergeContexts($cache_contexts, $context
          ->getCacheContexts());
      }
    }
    return $cache_contexts;
  }

  /**
   * {@inheritdoc}
   */
  public function getCacheTags() {
    $tags = [];

    // Applied contexts can affect the cache tags when this plugin is
    // involved in caching, collect and return them.
    foreach ($this
      ->getContexts() as $context) {

      /** @var $context \Drupal\Core\Cache\CacheableDependencyInterface */
      if ($context instanceof CacheableDependencyInterface) {
        $tags = Cache::mergeTags($tags, $context
          ->getCacheTags());
      }
    }
    return $tags;
  }

  /**
   * {@inheritdoc}
   */
  public function getCacheMaxAge() {
    $max_age = Cache::PERMANENT;

    // Applied contexts can affect the cache max age when this plugin is
    // involved in caching, collect and return them.
    foreach ($this
      ->getContexts() as $context) {

      /** @var $context \Drupal\Core\Cache\CacheableDependencyInterface */
      if ($context instanceof CacheableDependencyInterface) {
        $max_age = Cache::mergeMaxAges($max_age, $context
          ->getCacheMaxAge());
      }
    }
    return $max_age;
  }

}

Members

Contains filters are case sensitive
Namesort descending Modifiers Type Description Overrides
ContextAwarePluginBase::$context protected property The data objects representing the context of this plugin.
ContextAwarePluginBase::contextHandler protected function Wraps the context handler.
ContextAwarePluginBase::createContextFromConfiguration protected function Overrides ContextAwarePluginBase::createContextFromConfiguration
ContextAwarePluginBase::getCacheContexts public function The cache contexts associated with this object. Overrides CacheableDependencyInterface::getCacheContexts
ContextAwarePluginBase::getCacheMaxAge public function The maximum age for which this object may be cached. Overrides CacheableDependencyInterface::getCacheMaxAge
ContextAwarePluginBase::getCacheTags public function The cache tags associated with this object. Overrides CacheableDependencyInterface::getCacheTags
ContextAwarePluginBase::getContext public function This code is identical to the Component in order to pick up a different Context class. Overrides ContextAwarePluginBase::getContext
ContextAwarePluginBase::getContextDefinition public function Overrides ContextAwarePluginBase::getContextDefinition
ContextAwarePluginBase::getContextDefinitions public function Overrides ContextAwarePluginBase::getContextDefinitions
ContextAwarePluginBase::getContextMapping public function Gets a mapping of the expected assignment names to their context names. Overrides ContextAwarePluginInterface::getContextMapping
ContextAwarePluginBase::getContexts public function Gets the defined contexts. Overrides ContextAwarePluginInterface::getContexts
ContextAwarePluginBase::getContextValue public function Gets the value for a defined context. Overrides ContextAwarePluginInterface::getContextValue
ContextAwarePluginBase::getContextValues public function Gets the values for all defined contexts. Overrides ContextAwarePluginInterface::getContextValues
ContextAwarePluginBase::setContext public function Set a context on this plugin. Overrides ContextAwarePluginBase::setContext
ContextAwarePluginBase::setContextMapping public function Sets a mapping of the expected assignment names to their context names. Overrides ContextAwarePluginInterface::setContextMapping
ContextAwarePluginBase::setContextValue public function Sets the value for a defined context. Overrides ContextAwarePluginBase::setContextValue
ContextAwarePluginBase::validateContexts public function Validates the set values for the defined contexts. Overrides ContextAwarePluginInterface::validateContexts
ContextAwarePluginBase::__construct public function Overrides \Drupal\Component\Plugin\PluginBase::__construct(). Overrides PluginBase::__construct
DependencySerializationTrait::$_serviceIds protected property An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep public function Prevents serializing any properties.
DependencySerializationTrait::__wakeup public function
PluginBase::$configuration protected property Configuration information passed into the plugin.
PluginBase::$pluginDefinition protected property The plugin implementation definition.
PluginBase::$pluginId protected property The plugin_id.
PluginBase::DERIVATIVE_SEPARATOR constant A string which is used to separate base plugin IDs from the derivative ID.
PluginBase::getBaseId public function Gets the base_plugin_id of the plugin instance. Overrides DerivativeInspectionInterface::getBaseId
PluginBase::getDerivativeId public function Gets the derivative_id of the plugin instance. Overrides DerivativeInspectionInterface::getDerivativeId
PluginBase::getPluginDefinition public function Gets the definition of the plugin implementation. Overrides PluginInspectionInterface::getPluginDefinition
PluginBase::getPluginId public function Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface::getPluginId
StringTranslationTrait::$stringTranslation protected property The string translation service.
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.
StringTranslationTrait::t protected function Translates a string to the current language or to a given language.
TypedDataTrait::$typedDataManager protected property The typed data manager used for creating the data types.
TypedDataTrait::getTypedDataManager public function Gets the typed data manager.
TypedDataTrait::setTypedDataManager public function Sets the typed data manager.