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class ConditionManager in Drupal 8

Same name and namespace in other branches
  1. 9 core/lib/Drupal/Core/Condition/ConditionManager.php \Drupal\Core\Condition\ConditionManager

A plugin manager for condition plugins.

Hierarchy

Expanded class hierarchy of ConditionManager

See also

\Drupal\Core\Condition\Annotation\Condition

\Drupal\Core\Condition\ConditionInterface

\Drupal\Core\Condition\ConditionPluginBase

Related topics

1 file declares its use of ConditionManager
FormController.php in core/modules/system/tests/modules/condition_test/src/FormController.php
1 string reference to 'ConditionManager'
core.services.yml in core/core.services.yml
core/core.services.yml
1 service uses ConditionManager
plugin.manager.condition in core/core.services.yml
Drupal\Core\Condition\ConditionManager

File

core/lib/Drupal/Core/Condition/ConditionManager.php, line 25

Namespace

Drupal\Core\Condition
View source
class ConditionManager extends DefaultPluginManager implements ExecutableManagerInterface, CategorizingPluginManagerInterface, FilteredPluginManagerInterface {
  use CategorizingPluginManagerTrait;
  use FilteredPluginManagerTrait;

  /**
   * Constructs a 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.
   * @param \Drupal\Core\Cache\CacheBackendInterface $cache_backend
   *   Cache backend instance to use.
   * @param \Drupal\Core\Extension\ModuleHandlerInterface $module_handler
   *   The module handler to invoke the alter hook with.
   */
  public function __construct(\Traversable $namespaces, CacheBackendInterface $cache_backend, ModuleHandlerInterface $module_handler) {
    $this
      ->alterInfo('condition_info');
    $this
      ->setCacheBackend($cache_backend, 'condition_plugins');
    parent::__construct('Plugin/Condition', $namespaces, $module_handler, 'Drupal\\Core\\Condition\\ConditionInterface', 'Drupal\\Core\\Condition\\Annotation\\Condition');
  }

  /**
   * {@inheritdoc}
   */
  protected function getType() {
    return 'condition';
  }

  /**
   * {@inheritdoc}
   */
  public function createInstance($plugin_id, array $configuration = []) {
    $plugin = $this
      ->getFactory()
      ->createInstance($plugin_id, $configuration);

    // If we receive any context values via config set it into the plugin.
    if (!empty($configuration['context'])) {
      foreach ($configuration['context'] as $name => $context) {
        $plugin
          ->setContextValue($name, $context);
      }
    }
    return $plugin
      ->setExecutableManager($this);
  }

  /**
   * {@inheritdoc}
   */
  public function execute(ExecutableInterface $condition) {
    if ($condition instanceof ConditionInterface) {
      $result = $condition
        ->evaluate();
      return $condition
        ->isNegated() ? !$result : $result;
    }
    throw new ExecutableException("This manager object can only execute condition plugins");
  }

}

Members

Namesort descending Modifiers Type Description Overrides
CategorizingPluginManagerTrait::getCategories public function
CategorizingPluginManagerTrait::getGroupedDefinitions public function
CategorizingPluginManagerTrait::getModuleHandler public function Returns the module handler used.
CategorizingPluginManagerTrait::getProviderName protected function Gets the name of a provider.
CategorizingPluginManagerTrait::getSortedDefinitions public function
CategorizingPluginManagerTrait::processDefinitionCategory protected function Processes a plugin definition to ensure there is a category.
ConditionManager::createInstance public function Creates a pre-configured instance of a plugin. Overrides PluginManagerBase::createInstance
ConditionManager::execute public function Executes an executable plugin. Overrides ExecutableManagerInterface::execute
ConditionManager::getType protected function A string identifying the plugin type. Overrides FilteredPluginManagerTrait::getType
ConditionManager::__construct public function Constructs a ConditionManager object. Overrides DefaultPluginManager::__construct
ContextAwarePluginManagerTrait::contextHandler protected function Wraps the context handler. 1
ContextAwarePluginManagerTrait::getDefinitions abstract public function See \Drupal\Component\Plugin\Discovery\DiscoveryInterface::getDefinitions(). 1
ContextAwarePluginManagerTrait::getDefinitionsForContexts public function See \Drupal\Core\Plugin\Context\ContextAwarePluginManagerInterface::getDefinitionsForContexts().
DefaultPluginManager::$additionalAnnotationNamespaces protected property Additional namespaces the annotation discovery mechanism should scan for annotation definitions.
DefaultPluginManager::$alterHook protected property Name of the alter hook if one should be invoked.
DefaultPluginManager::$cacheKey protected property The cache key.
DefaultPluginManager::$cacheTags protected property An array of cache tags to use for the cached definitions.
DefaultPluginManager::$defaults protected property A set of defaults to be referenced by $this->processDefinition() if additional processing of plugins is necessary or helpful for development purposes. 9
DefaultPluginManager::$moduleHandler protected property The module handler to invoke the alter hook. 1
DefaultPluginManager::$namespaces protected property An object that implements \Traversable which contains the root paths keyed by the corresponding namespace to look for plugin implementations.
DefaultPluginManager::$pluginDefinitionAnnotationName protected property The name of the annotation that contains the plugin definition.
DefaultPluginManager::$pluginInterface protected property The interface each plugin should implement. 1
DefaultPluginManager::$subdir protected property The subdirectory within a namespace to look for plugins, or FALSE if the plugins are in the top level of the namespace.
DefaultPluginManager::alterDefinitions protected function Invokes the hook to alter the definitions if the alter hook is set. 1
DefaultPluginManager::alterInfo protected function Sets the alter hook name.
DefaultPluginManager::clearCachedDefinitions public function Clears static and persistent plugin definition caches. Overrides CachedDiscoveryInterface::clearCachedDefinitions 5
DefaultPluginManager::extractProviderFromDefinition protected function Extracts the provider from a plugin definition.
DefaultPluginManager::findDefinitions protected function Finds plugin definitions. 7
DefaultPluginManager::fixContextAwareDefinitions private function Fix the definitions of context-aware plugins.
DefaultPluginManager::getCacheContexts public function The cache contexts associated with this object. Overrides CacheableDependencyInterface::getCacheContexts
DefaultPluginManager::getCachedDefinitions protected function Returns the cached plugin definitions of the decorated discovery class.
DefaultPluginManager::getCacheMaxAge public function The maximum age for which this object may be cached. Overrides CacheableDependencyInterface::getCacheMaxAge
DefaultPluginManager::getCacheTags public function The cache tags associated with this object. Overrides CacheableDependencyInterface::getCacheTags
DefaultPluginManager::getDiscovery protected function Gets the plugin discovery. Overrides PluginManagerBase::getDiscovery 12
DefaultPluginManager::getFactory protected function Gets the plugin factory. Overrides PluginManagerBase::getFactory
DefaultPluginManager::processDefinition public function Performs extra processing on plugin definitions. 13
DefaultPluginManager::providerExists protected function Determines if the provider of a definition exists. 3
DefaultPluginManager::setCacheBackend public function Initialize the cache backend.
DefaultPluginManager::setCachedDefinitions protected function Sets a cache of plugin definitions for the decorated discovery class.
DefaultPluginManager::useCaches public function Disable the use of caches. Overrides CachedDiscoveryInterface::useCaches 1
DiscoveryCachedTrait::$definitions protected property Cached definitions array. 1
DiscoveryCachedTrait::getDefinition public function Overrides DiscoveryTrait::getDefinition 3
DiscoveryTrait::doGetDefinition protected function Gets a specific plugin definition.
DiscoveryTrait::hasDefinition public function
FilteredPluginManagerTrait::getFilteredDefinitions public function Implements \Drupal\Core\Plugin\FilteredPluginManagerInterface::getFilteredDefinitions().
FilteredPluginManagerTrait::moduleHandler protected function Wraps the module handler. 1
FilteredPluginManagerTrait::themeManager protected function Wraps the theme manager. 1
PluginManagerBase::$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::getInstance public function Gets a preconfigured instance of a plugin. Overrides MapperInterface::getInstance 7
PluginManagerBase::handlePluginNotFound protected function Allows plugin managers to specify custom behavior if a plugin is not found. 1
StringTranslationTrait::$stringTranslation protected property The string translation service. 1
StringTranslationTrait::formatPlural protected function Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals protected function Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation protected function Gets the string translation service.
StringTranslationTrait::setStringTranslation public function Sets the string translation service to use. 2
StringTranslationTrait::t protected function Translates a string to the current language or to a given language.
UseCacheBackendTrait::$cacheBackend protected property Cache backend instance.
UseCacheBackendTrait::$useCaches protected property Flag whether caches should be used or skipped.
UseCacheBackendTrait::cacheGet protected function Fetches from the cache backend, respecting the use caches flag. 1
UseCacheBackendTrait::cacheSet protected function Stores data in the persistent cache, respecting the use caches flag.