interface ContextAwarePluginInterface in Zircon Profile 8

Interface for defining context aware plugins.

Context aware plugins can specify an array of context definitions keyed by context name at the plugin definition under the "context" key.

Hierarchy

• interface \Drupal\Component\Plugin\PluginInspectionInterface
  • interface \Drupal\Component\Plugin\ContextAwarePluginInterface

Related topics

Plugin API

Using the Plugin API

1 file declares its use of ContextAwarePluginInterface

ContextAwarePluginInterface.php in core/lib/Drupal/Core/Plugin/ContextAwarePluginInterface.php

Contains \Drupal\Core\Plugin\ContextAwarePluginInterface.

File

core/lib/Drupal/Component/Plugin/ContextAwarePluginInterface.php, line 20

Contains \Drupal\Component\Plugin\ContextAwarePluginInterface.

Namespace

Drupal\Component\Plugin

interface ContextAwarePluginInterface extends PluginInspectionInterface {

  /**
   * Gets the context definitions of the plugin.
   *
   * @return \Drupal\Component\Plugin\Context\ContextDefinitionInterface[]
   *   The array of context definitions, keyed by context name.
   */
  public function getContextDefinitions();

  /**
   * Gets a specific context definition of the plugin.
   *
   * @param string $name
   *   The name of the context in the plugin definition.
   *
   * @return \Drupal\Component\Plugin\Context\ContextDefinitionInterface.
   *   The definition against which the context value must validate.
   *
   * @throws \Drupal\Component\Plugin\Exception\PluginException
   *   If the requested context is not defined.
   */
  public function getContextDefinition($name);

  /**
   * Gets the defined contexts.
   *
   * @return array
   *   The set context objects.
   *
   * @throws \Drupal\Component\Plugin\Exception\PluginException
   *   If contexts are defined but not set.
   */
  public function getContexts();

  /**
   * Gets a defined context.
   *
   * @param string $name
   *   The name of the context in the plugin definition.
   *
   * @return \Drupal\Component\Plugin\Context\ContextInterface
   *   The context object.
   *
   * @throws \Drupal\Component\Plugin\Exception\PluginException
   *   If the requested context is not set.
   */
  public function getContext($name);

  /**
   * Gets the values for all defined contexts.
   *
   * @return array
   *   An array of set context values, keyed by context name. If a context is
   *   unset its value is returned as NULL.
   */
  public function getContextValues();

  /**
   * Gets the value for a defined context.
   *
   * @param string $name
   *   The name of the context in the plugin configuration.
   *
   * @return mixed
   *   The currently set context value.
   *
   * @throws \Drupal\Component\Plugin\Exception\PluginException
   *   If the requested context is not set.
   */
  public function getContextValue($name);

  /**
   * Set a context on this plugin.
   *
   * @param string $name
   *   The name of the context in the plugin configuration.
   * @param \Drupal\Component\Plugin\Context\ContextInterface $context
   *   The context object to set.
   */
  public function setContext($name, ContextInterface $context);

  /**
   * Sets the value for a defined context.
   *
   * @param string $name
   *   The name of the context in the plugin definition.
   * @param mixed $value
   *   The value to set the context to. The value has to validate against the
   *   provided context definition.
   *
   * @return \Drupal\Component\Plugin\ContextAwarePluginInterface.
   *   A context aware plugin object for chaining.
   *
   * @throws \Drupal\Component\Plugin\Exception\PluginException
   *   If the value does not pass validation.
   */
  public function setContextValue($name, $value);

  /**
   * Validates the set values for the defined contexts.
   *
   * @return \Symfony\Component\Validator\ConstraintViolationListInterface
   *   A list of constraint violations. If the list is empty, validation
   *   succeeded.
   */
  public function validateContexts();

  /**
   * Gets a mapping of the expected assignment names to their context names.
   *
   * @return array
   *   A mapping of the expected assignment names to their context names. For
   *   example, if one of the $contexts is named 'user.current_user', but the
   *   plugin expects a context named 'user', then this map would contain
   *   'user' => 'user.current_user'.
   */
  public function getContextMapping();

  /**
   * Sets a mapping of the expected assignment names to their context names.
   *
   * @param array $context_mapping
   *   A mapping of the expected assignment names to their context names. For
   *   example, if one of the $contexts is named 'user.current_user', but the
   *   plugin expects a context named 'user', then this map would contain
   *   'user' => 'user.current_user'.
   *
   * @return $this
   */
  public function setContextMapping(array $context_mapping);

}

Members

Name	Modifiers	Type	Description	Overrides
ContextAwarePluginInterface::getContext	public	function	Gets a defined context.	1
ContextAwarePluginInterface::getContextDefinition	public	function	Gets a specific context definition of the plugin.	2
ContextAwarePluginInterface::getContextDefinitions	public	function	Gets the context definitions of the plugin.	2
ContextAwarePluginInterface::getContextMapping	public	function	Gets a mapping of the expected assignment names to their context names.	1
ContextAwarePluginInterface::getContexts	public	function	Gets the defined contexts.	1
ContextAwarePluginInterface::getContextValue	public	function	Gets the value for a defined context.	1
ContextAwarePluginInterface::getContextValues	public	function	Gets the values for all defined contexts.	1
ContextAwarePluginInterface::setContext	public	function	Set a context on this plugin.	1
ContextAwarePluginInterface::setContextMapping	public	function	Sets a mapping of the expected assignment names to their context names.	1
ContextAwarePluginInterface::setContextValue	public	function	Sets the value for a defined context.	1
ContextAwarePluginInterface::validateContexts	public	function	Validates the set values for the defined contexts.	1
PluginInspectionInterface::getPluginDefinition	public	function	Gets the definition of the plugin implementation.	2
PluginInspectionInterface::getPluginId	public	function	Gets the plugin_id of the plugin instance.	2