class ConditionManager

A plugin manager for condition plugins.

Hierarchy

Expanded class hierarchy of ConditionManager

2 files declare their use of ConditionManager
FormController.php in drupal/core/modules/system/tests/modules/condition_test/lib/Drupal/condition_test/FormController.php
Contains \Drupal\condition_test\FormController.
LanguageConditionTest.php in drupal/core/modules/language/lib/Drupal/language/Tests/Condition/LanguageConditionTest.php
Contains \Drupal\language\Tests\Condition\LanguageConditionTest.
1 string reference to 'ConditionManager'
core.services.yml in drupal/core/core.services.yml
drupal/core/core.services.yml
1 service uses ConditionManager
plugin.manager.condition in drupal/core/core.services.yml
Drupal\Core\Condition\ConditionManager

File

drupal/core/lib/Drupal/Core/Condition/ConditionManager.php, line 23
Contains \Drupal\Core\Condition\ConditionManager.

Namespace

Drupal\Core\Condition
View source
class ConditionManager extends PluginManagerBase implements ExecutableManagerInterface {

  /**
   * Constructs aa ConditionManager object.
   *
   * @param \Traversable $namespaces
   *   An object that implements \Traversable which contains the root paths
   *   keyed by the corresponding namespace to look for plugin implementations,
   */
  public function __construct(\Traversable $namespaces) {
    $this->discovery = new AnnotatedClassDiscovery('Condition', $namespaces);
    $this->discovery = new DerivativeDiscoveryDecorator($this->discovery);
    $this->discovery = new AlterDecorator($this->discovery, 'condition_info');
    $this->discovery = new CacheDecorator($this->discovery, 'condition:' . language(Language::TYPE_INTERFACE)->langcode);
    $this->factory = new DefaultFactory($this);
  }

  /**
   * Override of Drupal\Component\Plugin\PluginManagerBase::createInstance().
   */
  public function createInstance($plugin_id, array $configuration = array()) {
    $plugin = $this->factory
      ->createInstance($plugin_id, $configuration);
    return $plugin
      ->setExecutableManager($this);
  }

  /**
   * Implements Drupal\Core\Executable\ExecutableManagerInterface::execute().
   */
  public function execute(ExecutableInterface $condition) {
    $result = $condition
      ->evaluate();
    return $condition
      ->isNegated() ? !$result : $result;
  }

}

Members

Namesort descending Modifiers Type Description Overrides
ConditionManager::createInstance public function Override of Drupal\Component\Plugin\PluginManagerBase::createInstance(). Overrides PluginManagerBase::createInstance
ConditionManager::execute public function Implements Drupal\Core\Executable\ExecutableManagerInterface::execute(). Overrides ExecutableManagerInterface::execute
ConditionManager::__construct public function Constructs aa ConditionManager object.
PluginManagerBase::$defaults protected property A set of defaults to be referenced by $this->processDefinition() if additional processing of plugins is necessary or helpful for development purposes. 3
PluginManagerBase::$discovery protected property The object that discovers plugins managed by this manager.
PluginManagerBase::$factory protected property The object that instantiates plugins managed by this manager.
PluginManagerBase::$mapper protected property The object that returns the preconfigured plugin instance appropriate for a particular runtime condition.
PluginManagerBase::clearCachedDefinitions public function Clears static and persistent plugin definition caches. Overrides CachedDiscoveryInterface::clearCachedDefinitions
PluginManagerBase::getDefinition public function Gets a specific plugin definition. Overrides DiscoveryInterface::getDefinition
PluginManagerBase::getDefinitions public function Gets the definition of all plugins for this type. Overrides DiscoveryInterface::getDefinitions
PluginManagerBase::getInstance public function Returns a preconfigured instance of a plugin. Overrides MapperInterface::getInstance 6
PluginManagerBase::processDefinition public function Performs extra processing on plugin definitions. 2