class Tag in Drupal 8

Simple caching of query results for Views displays.

Plugin annotation

@ViewsCache(
  id = "tag",
  title = @Translation("Tag based"),
  help = @Translation("Tag based caching of data. Caches will persist until any related cache tags are invalidated.")
)

Hierarchy

• class \Drupal\Component\Plugin\PluginBase implements DerivativeInspectionInterface, PluginInspectionInterface
  • class \Drupal\Core\Plugin\PluginBase uses DependencySerializationTrait, MessengerTrait, StringTranslationTrait
    • class \Drupal\views\Plugin\views\PluginBase implements DependentPluginInterface, ContainerFactoryPluginInterface, TrustedCallbackInterface, ViewsPluginInterface
      • class \Drupal\views\Plugin\views\cache\CachePluginBase
        • class \Drupal\views\Plugin\views\cache\Tag

Related topics

Views cache plugins

Plugins to handle Views caches.

5 string references to 'Tag'

filter_test.schema.yml in core/modules/filter/tests/filter_test/config/schema/filter_test.schema.yml

core/modules/filter/tests/filter_test/config/schema/filter_test.schema.yml

migrate_drupal.schema.yml in core/modules/migrate_drupal/config/schema/migrate_drupal.schema.yml

core/modules/migrate_drupal/config/schema/migrate_drupal.schema.yml

Tag::summaryTitle in core/modules/views/src/Plugin/views/cache/Tag.php

Return a string to display as the clickable title for the access control.

views.query.schema.yml in core/modules/views/config/schema/views.query.schema.yml

core/modules/views/config/schema/views.query.schema.yml

views.schema.yml in core/modules/views/config/schema/views.schema.yml

core/modules/views/config/schema/views.schema.yml

File

core/modules/views/src/Plugin/views/cache/Tag.php, line 18

Namespace

Drupal\views\Plugin\views\cache

class Tag extends CachePluginBase {

  /**
   * {@inheritdoc}
   */
  public function summaryTitle() {
    return $this
      ->t('Tag');
  }

  /**
   * {@inheritdoc}
   */
  protected function cacheExpire($type) {
    return FALSE;
  }

  /**
   * {@inheritdoc}
   */
  protected function getDefaultCacheMaxAge() {
    return CacheBackendInterface::CACHE_PERMANENT;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
CachePluginBase::$resultsBin	protected	property	Which cache bin to store query results in.
CachePluginBase::$resultsKey	protected	property	Stores the cache ID used for the results cache.
CachePluginBase::$storage	public	property	Contains all data that should be written/read from cache.
CachePluginBase::alterCacheMetadata	public	function	Alters the cache metadata of a display upon saving a view.
CachePluginBase::cacheFlush	public	function	Clear out cached data for a view.
CachePluginBase::cacheGet	public	function	Retrieve data from the cache.	1
CachePluginBase::cacheSet	public	function	Save data to the cache.	1
CachePluginBase::cacheSetMaxAge	protected	function	Determine expiration time in the cache table of the cache type or CACHE_PERMANENT if item shouldn't be removed automatically from cache.	1
CachePluginBase::generateResultsKey	public	function	Calculates and sets a cache ID used for the result cache.
CachePluginBase::getCacheMaxAge	public	function	Gets the max age for the current view.
CachePluginBase::getCacheTags	public	function	Gets an array of cache tags for the current view.
CachePluginBase::getResultsKey	public	function	Returns the resultsKey property.
CachePluginBase::getRowCacheKeys	public	function	Returns the row cache keys.
CachePluginBase::getRowCacheTags	public	function	Returns the row cache tags.
CachePluginBase::getRowId	public	function	Returns a unique identifier for the specified row.
CachePluginBase::postRender	public	function	Post process any rendered data.
CachePluginBase::prepareViewResult	protected	function	Prepares the view result before putting it into cache.
DependencySerializationTrait::$_entityStorages	protected	property	An array of entity type IDs keyed by the property name of their storages.
DependencySerializationTrait::$_serviceIds	protected	property	An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep	public	function		1
DependencySerializationTrait::__wakeup	public	function		2
MessengerTrait::$messenger	protected	property	The messenger.	29
MessengerTrait::messenger	public	function	Gets the messenger.	29
MessengerTrait::setMessenger	public	function	Sets the messenger.
PluginBase::$configuration	protected	property	Configuration information passed into the plugin.	1
PluginBase::$definition	public	property	Plugins's definition
PluginBase::$displayHandler	public	property	The display object this plugin is for.
PluginBase::$options	public	property	Options for this plugin will be held here.
PluginBase::$pluginDefinition	protected	property	The plugin implementation definition.	1
PluginBase::$pluginId	protected	property	The plugin_id.
PluginBase::$renderer	protected	property	Stores the render API renderer.	3
PluginBase::$usesOptions	protected	property	Denotes whether the plugin has an additional options form.	8
PluginBase::$view	public	property	The top object of a view.	1
PluginBase::buildOptionsForm	public	function	Provide a form to edit options for this plugin. Overrides ViewsPluginInterface::buildOptionsForm	16
PluginBase::calculateDependencies	public	function	Calculates dependencies for the configured plugin. Overrides DependentPluginInterface::calculateDependencies	14
PluginBase::create	public static	function	Creates an instance of the plugin. Overrides ContainerFactoryPluginInterface::create	62
PluginBase::defineOptions	protected	function	Information about options for all kinds of purposes will be held here.	18
PluginBase::DERIVATIVE_SEPARATOR		constant	A string which is used to separate base plugin IDs from the derivative ID.
PluginBase::destroy	public	function	Clears a plugin. Overrides ViewsPluginInterface::destroy	2
PluginBase::doFilterByDefinedOptions	protected	function	Do the work to filter out stored options depending on the defined options.
PluginBase::filterByDefinedOptions	public	function	Filter out stored options depending on the defined options. Overrides ViewsPluginInterface::filterByDefinedOptions
PluginBase::getAvailableGlobalTokens	public	function	Returns an array of available token replacements. Overrides ViewsPluginInterface::getAvailableGlobalTokens
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::getProvider	public	function	Returns the plugin provider. Overrides ViewsPluginInterface::getProvider
PluginBase::getRenderer	protected	function	Returns the render API renderer.	1
PluginBase::globalTokenForm	public	function	Adds elements for available core tokens to a form. Overrides ViewsPluginInterface::globalTokenForm
PluginBase::globalTokenReplace	public	function	Returns a string with any core tokens replaced. Overrides ViewsPluginInterface::globalTokenReplace
PluginBase::INCLUDE_ENTITY		constant	Include entity row languages when listing languages.
PluginBase::INCLUDE_NEGOTIATED		constant	Include negotiated languages when listing languages.
PluginBase::init	public	function	Initialize the plugin. Overrides ViewsPluginInterface::init	8
PluginBase::isConfigurable	public	function	Determines if the plugin is configurable.
PluginBase::listLanguages	protected	function	Makes an array of languages, optionally including special languages.
PluginBase::pluginTitle	public	function	Return the human readable name of the display. Overrides ViewsPluginInterface::pluginTitle
PluginBase::preRenderAddFieldsetMarkup	public static	function	Moves form elements into fieldsets for presentation purposes. Overrides ViewsPluginInterface::preRenderAddFieldsetMarkup
PluginBase::preRenderFlattenData	public static	function	Flattens the structure of form elements. Overrides ViewsPluginInterface::preRenderFlattenData
PluginBase::query	public	function	Add anything to the query that we might need to. Overrides ViewsPluginInterface::query	8
PluginBase::queryLanguageSubstitutions	public static	function	Returns substitutions for Views queries for languages.
PluginBase::setOptionDefaults	protected	function	Fills up the options of the plugin with defaults.
PluginBase::submitOptionsForm	public	function	Handle any special handling on the validate form. Overrides ViewsPluginInterface::submitOptionsForm	16
PluginBase::themeFunctions	public	function	Provide a full list of possible theme templates used by this style. Overrides ViewsPluginInterface::themeFunctions	1
PluginBase::trustedCallbacks	public static	function	Lists the trusted callbacks provided by the implementing class. Overrides TrustedCallbackInterface::trustedCallbacks	6
PluginBase::unpackOptions	public	function	Unpack options over our existing defaults, drilling down into arrays so that defaults don't get totally blown away. Overrides ViewsPluginInterface::unpackOptions
PluginBase::usesOptions	public	function	Returns the usesOptions property. Overrides ViewsPluginInterface::usesOptions	8
PluginBase::validate	public	function	Validate that the plugin is correct and can be saved. Overrides ViewsPluginInterface::validate	6
PluginBase::validateOptionsForm	public	function	Validate the options form. Overrides ViewsPluginInterface::validateOptionsForm	15
PluginBase::viewsTokenReplace	protected	function	Replaces Views' tokens in a given string. The resulting string will be sanitized with Xss::filterAdmin.	1
PluginBase::VIEWS_QUERY_LANGUAGE_SITE_DEFAULT		constant	Query string to indicate the site default language.
PluginBase::__construct	public	function	Constructs a PluginBase object. Overrides PluginBase::__construct
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.
Tag::cacheExpire	protected	function	Determine the expiration time of the cache type, or NULL if no expire. Overrides CachePluginBase::cacheExpire
Tag::getDefaultCacheMaxAge	protected	function	Returns the default cache max age. Overrides CachePluginBase::getDefaultCacheMaxAge
Tag::summaryTitle	public	function	Return a string to display as the clickable title for the access control. Overrides CachePluginBase::summaryTitle
TrustedCallbackInterface::THROW_EXCEPTION		constant	Untrusted callbacks throw exceptions.
TrustedCallbackInterface::TRIGGER_SILENCED_DEPRECATION		constant	Untrusted callbacks trigger silenced E_USER_DEPRECATION errors.
TrustedCallbackInterface::TRIGGER_WARNING		constant	Untrusted callbacks trigger E_USER_WARNING errors.