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class PageNotFoundRequest in Block In Page Not Found 8.4

Same name and namespace in other branches
  1. 8.3 src/Plugin/Condition/PageNotFoundRequest.php \Drupal\block_in_page_not_found\Plugin\Condition\PageNotFoundRequest

Provides a 'Page not found' condition.

Plugin annotation


@Condition(
  id = "page_not_found_request",
  label = @Translation("Page not found"),
)

Hierarchy

Expanded class hierarchy of PageNotFoundRequest

File

src/Plugin/Condition/PageNotFoundRequest.php, line 19

Namespace

Drupal\block_in_page_not_found\Plugin\Condition
View source 
class PageNotFoundRequest extends ConditionPluginBase implements ContainerFactoryPluginInterface {

  /**
   * The request stack.
   *
   * @var \Symfony\Component\HttpFoundation\RequestStack
   */
  protected $requestStack;

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
    return new static($container
      ->get('request_stack'), $configuration, $plugin_id, $plugin_definition);
  }

  /**
   * {@inheritdoc}
   */
  public function defaultConfiguration() {
    return [
      'page_not_found' => '',
    ] + parent::defaultConfiguration();
  }

  /**
   * {@inheritdoc}
   */
  public function buildConfigurationForm(array $form, FormStateInterface $form_state) {
    $form['prefix'] = [
      '#markup' => '<h5>Page Not Found</h5>',
    ];
    $form['page_not_found'] = [
      '#type' => 'checkbox',
      '#title' => $this
        ->t('Show in page not found'),
      '#default_value' => $this->configuration['page_not_found'],
    ];
    return $form + parent::buildConfigurationForm($form, $form_state);
  }

  /**
   * {@inheritdoc}
   */
  public function submitConfigurationForm(array &$form, FormStateInterface $form_state) {
    $this->configuration['page_not_found'] = $form_state
      ->getValue('page_not_found');
    parent::submitConfigurationForm($form, $form_state);
  }

  /**
   * Constructs a Page not found condition plugin.
   *
   * @param \Symfony\Component\HttpFoundation\RequestStack $request_stack
   *   The request stack.
   * @param array $configuration
   *   A configuration array containing information about the plugin instance.
   * @param string $plugin_id
   *   The plugin_id for the plugin instance.
   * @param array $plugin_definition
   *   The plugin implementation definition.
   */
  public function __construct(RequestStack $request_stack, array $configuration, $plugin_id, array $plugin_definition) {
    parent::__construct($configuration, $plugin_id, $plugin_definition);
    $this->requestStack = $request_stack;
  }

  /**
   * Evaluates the condition and returns TRUE or FALSE accordingly.
   *
   * @return bool
   *   TRUE if the condition has been met, FALSE otherwise.
   */
  public function evaluate() {
    $page_not_found_checked = $this->configuration['page_not_found'];
    if ($page_not_found_checked == 1) {
      $status = $this->requestStack
        ->getCurrentRequest()->attributes
        ->get('exception');
      if ($status && $status
        ->getStatusCode() == 404) {
        return TRUE;
      }
      else {
        return FALSE;
      }
    }
    else {
      return TRUE;
    }
  }

  /**
   * Provides a human readable summary of the condition's configuration.
   */
  public function summary() {
    if (!empty($this->configuration['negate'])) {
      return $this
        ->t('Do not return true on the following page not found.');
    }
    return $this
      ->t('Return true on the following page not found.');
  }

  /**
   * {@inheritdoc}
   */
  public function getCacheContexts() {
    $contexts = parent::getCacheContexts();
    $contexts[] = 'url.path';
    return $contexts;
  }

}

Members

Namesort descending Modifiers Type Description Overrides
ConditionPluginBase::$executableManager protected property The condition manager to proxy execute calls through.
ConditionPluginBase::calculateDependencies public function Calculates dependencies for the configured plugin. Overrides DependentPluginInterface::calculateDependencies
ConditionPluginBase::execute public function Executes the plugin. Overrides ExecutableInterface::execute
ConditionPluginBase::getConfiguration public function Gets this plugin's configuration. Overrides ConfigurableInterface::getConfiguration
ConditionPluginBase::isNegated public function Determines whether condition result will be negated. Overrides ConditionInterface::isNegated
ConditionPluginBase::setConfiguration public function Sets the configuration for this plugin instance. Overrides ConfigurableInterface::setConfiguration
ConditionPluginBase::setExecutableManager public function Sets the executable manager class. Overrides ConditionInterface::setExecutableManager
ConditionPluginBase::validateConfigurationForm public function Form validation handler. Overrides PluginFormInterface::validateConfigurationForm
ContextAwarePluginAssignmentTrait::addContextAssignmentElement protected function Builds a form element for assigning a context to a given slot.
ContextAwarePluginAssignmentTrait::contextHandler protected function Wraps the context handler.
ContextAwarePluginAssignmentTrait::t abstract protected function Ensures the t() method is available.
ContextAwarePluginBase::$context protected property The data objects representing the context of this plugin.
ContextAwarePluginBase::$contexts Deprecated private property Data objects representing the contexts passed in the plugin configuration.
ContextAwarePluginBase::createContextFromConfiguration protected function Overrides ContextAwarePluginBase::createContextFromConfiguration
ContextAwarePluginBase::getCacheMaxAge public function The maximum age for which this object may be cached. Overrides CacheableDependencyInterface::getCacheMaxAge 7
ContextAwarePluginBase::getCacheTags public function The cache tags associated with this object. Overrides CacheableDependencyInterface::getCacheTags 4
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::__get public function Implements magic __get() method.
DependencySerializationTrait::$_entityStorages protected property An array of entity type IDs keyed by the property name of their storages.
DependencySerializationTrait::$_serviceIds protected property An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep public function 1
DependencySerializationTrait::__wakeup public function 2
ExecutablePluginBase::getConfig public function Gets all configuration values.
ExecutablePluginBase::getConfigDefinition public function Gets the definition of a configuration option.
ExecutablePluginBase::getConfigDefinitions public function Gets an array of definitions of available configuration options.
ExecutablePluginBase::setConfig public function Sets the value of a particular configuration option.
PageNotFoundRequest::$requestStack protected property The request stack.
PageNotFoundRequest::buildConfigurationForm public function Form constructor. Overrides ConditionPluginBase::buildConfigurationForm
PageNotFoundRequest::create public static function Creates an instance of the plugin. Overrides ContainerFactoryPluginInterface::create
PageNotFoundRequest::defaultConfiguration public function Gets default configuration for this plugin. Overrides ConditionPluginBase::defaultConfiguration
PageNotFoundRequest::evaluate public function Evaluates the condition and returns TRUE or FALSE accordingly. Overrides ConditionInterface::evaluate
PageNotFoundRequest::getCacheContexts public function The cache contexts associated with this object. Overrides ContextAwarePluginBase::getCacheContexts
PageNotFoundRequest::submitConfigurationForm public function Form submission handler. Overrides ConditionPluginBase::submitConfigurationForm
PageNotFoundRequest::summary public function Provides a human readable summary of the condition's configuration. Overrides ConditionInterface::summary
PageNotFoundRequest::__construct public function Constructs a Page not found condition plugin. Overrides ConditionPluginBase::__construct
PluginBase::$configuration protected property Configuration information passed into the plugin. 1
PluginBase::$pluginDefinition protected property The plugin implementation definition. 1
PluginBase::$pluginId protected property The plugin_id.
PluginBase::DERIVATIVE_SEPARATOR constant A string which is used to separate base plugin IDs from the derivative ID.
PluginBase::getBaseId public function Gets the base_plugin_id of the plugin instance. Overrides DerivativeInspectionInterface::getBaseId
PluginBase::getDerivativeId public function Gets the derivative_id of the plugin instance. Overrides DerivativeInspectionInterface::getDerivativeId
PluginBase::getPluginDefinition public function Gets the definition of the plugin implementation. Overrides PluginInspectionInterface::getPluginDefinition 3
PluginBase::getPluginId public function Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface::getPluginId
PluginBase::isConfigurable public function Determines if the plugin is configurable.
StringTranslationTrait::$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
TypedDataTrait::$typedDataManager protected property The typed data manager used for creating the data types.
TypedDataTrait::getTypedDataManager public function Gets the typed data manager. 2
TypedDataTrait::setTypedDataManager public function Sets the typed data manager. 2