API reference

This is an automatically generated documentation for Helper.

Namespaces

\Drupal\Tests\helper\Traits

Traits

Trait	Description
DatabaseColumnTrait	Asserts the actual definition of database columns.
DrushCommandsTestTrait	Helpers for calling Drush command methods directly in kernel tests.
FormFieldTrait	Helpers for setting form field values in FunctionalJavascript tests.
HttpMockTrait	Mocks the HTTP requests made in kernel tests.

\Drupal\helper

Classes

Class	Description
AccessHelper	Provides helpers for working with access results.
ArrayHelper	Provides helper for working with arrays.
Config	Provides helper for working with configuration.
CurrentEntity	Provides helper for working with current entities.
EntityHelper	Provides helpers for working with entities.
EntityType	Provides helpers for working with entity types.
Field	Provides helpers for working with field values.
File	Provides helpers for working with files.
HelperServiceProvider	Alters the service container to add Helper module compiler passes.
Html	Provides helpers for working with HTML.
InstallProfile	Helpers related to working with install profiles.
LayoutBuilder	Provides helpers for working with Layout Builder.
MediaHelper	Helpers for working with media entities.
Menu	Provides helpers working with menus and menu links.
PathautoHelper	Helpers for working with the Pathauto module.
Plugin	Provides various utility helpers for plugins.
RenderElement	Utility helpers for working with render elements.
TextFormat	Helper service for modifying text formats.
Theme	Helper service for working with themes.
Utility	Provides various utility helpers.
ViewHelper	Helpers for working with Views.

Traits

Trait	Description
AccountSwitcherTrait	Provides a helper to run code as another account.
EntityBrowserFormTrait	Provides helpers for adding an entity browser element to a form.
LinkAutocompleteFormTrait	Provides helpers for adding a content autocomplete link element to a form.
TrashHelperTrait	Provides a helper to run code that should include trashed entities.

\Drupal\helper\Access

Classes

Class	Description
IsMultilingualAccessCheck	Checks access if the site has more than one language configured.

\Drupal\helper\Compiler

Classes

Class	Description
ModuleDependencyPass	Removes any services and aliases that have an unmet module dependency.

\Drupal\helper\Controller

Classes

Class	Description
ToolbarController	Toolbar controller.

\Drupal\helper\Drush\Commands

Classes

Class	Description
CacheCommands	Drush commands for clearing caches.
EntityCommands	Provides entity commands.
InstallProfileCommands	Drush commands for working with install profiles.
ModuleCommands	Drush commands for working with module schemas.
SearchCommands	Drush commands for core's Search module.

\Drupal\helper\Element

Classes

Class	Description
EntitySelect	Provides a element for a entity select menu.

\Drupal\helper\Entity

Classes

Class	Description
ContentEntityUpdater	A utility class to make updating content entities simple.

\Drupal\helper\EventSubscriber

Classes

Class	Description
CacheableBinaryFileResponseSubscriber	Makes file responses cacheable by reverse proxies and CDNs.
ConfigCacheTagInvalidator	A subscriber for invalidating cache tags when a config object is saved.
NavigationCreateLinksSubscriber	Rebuilds the menu links when the navigation_create_links helper changes.
NullEventSubscriber	An event subscriber class that does nothing. Use for service overrides.
RedirectEntityEditSubscriber	Redirect 4xx errors to the entity edit page if the user has access.

\Drupal\helper\Field

Classes

Class	Description
CustomField	A helper for changing Custom Field subfields that already have data.
StringField	A helper for working with string fields.

\Drupal\helper\File

Classes

Class	Description
ComposerFile	Helper for working with Drupal's Composer file.
File	Helper for reading and writing data files, with cached contents.
JsonFile	Helper for working with JSON files.
YamlFile	Helper for working with YAML files.

\Drupal\helper\Hook

Classes

Class	Description
CustomFieldHooks	Custom Field hook implementations for the Helper module.
EntityHooks	Entity hooks for the Helper module.
HelperHooks	Hook implementations for helper.
LayoutBuilderHooks	Layout Builder hooks for the Helper module.
MediaHooks	Media hooks for the Helper module.
NavigationHooks	Navigation hooks for the Helper module.
ViewsHooks	Views hook implementations for the Helper module.

\Drupal\helper\PageCache\ResponsePolicy

Classes

Class	Description
DenyCacheableBinaryFileResponse	Keeps cacheable file responses out of the Dynamic Page Cache.

\Drupal\helper\Plugin\Block

Classes

Class	Description
ContextEntity	Provides a block that renders the current entity.
NodeField	Provides a block that renders a node field.

\Drupal\helper\Plugin\Field\FieldWidget

Classes

Class	Description
TimestampDateWidget	A date picker, without a time, for timestamp and created fields.

\Drupal\helper\Plugin\Mail

Classes

Class	Description
LoggerMail	Defines a mail backend that captures sent messages to the logger.

\Drupal\helper\Plugin\Validation\Constraint

Classes

Class	Description
EntityFieldUniqueValues	Checks if an entity field has duplicate values.
EntityFieldUniqueValuesValidator	Validates duplicate entity field values.
FieldListUniqueValues	Checks if a field has duplicate values.
FieldListUniqueValuesValidator	Validates duplicate field values.

\Drupal\helper\Plugin\views\cache

Classes

Class	Description
BundleTags	Overrides the default cache tags for views to add bundle tags.

\Drupal\helper\Response

Classes

Class	Description
CacheableBinaryFileResponse	A file response that can be cached.
JsonEncodeResponse	A JSON PSR-7 response implementation.
JsonFileResponse	A JSON PSR-7 response implementation.

\Drupal\helper\Routing

Classes

Class	Description
RouteSubscriber	Route subscriber for the Helper module.

\Drupal\helper\Tests

Traits

Trait	Description
AssertFileUsageTrait	Provides assertions for file usage.
AssertQueueTrait	Provides assertions for running queues.
RenderElementTestTrait	Trait for helping test render elements.

\Drupal\helper\Twig

Classes

Class	Description
HelperExtension	Twig extension with some useful functions and filters.