Classes, traits, and interfaces - main - drupal

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Introduction to classes

A lot of the PHP code in Drupal is object oriented (OO), making use of PHP classes, interfaces, and traits. See the Objected-oriented programming conventions for more information.

See also

Objected-oriented programming conventions

File

core/core.api.php, line 1529

Name Deprecated Object type Namespace File name Summary Direct uses Use statements Strings
ContentEntityDeriver

in drupal:11.2.0 and is removed from drupal:12.0.0. Use \Drupal\migrate\Plugin\migrate\source\ContentEntityDeriver instead.

class Drupal\migrate_drupal\Plugin\migrate\source core/modules/migrate_drupal/src/Plugin/migrate/source/ContentEntityDeriver.php Deriver for content entity source plugins.
ContentEntityDeriver class Drupal\migrate\Plugin\migrate\source core/modules/migrate/src/Plugin/migrate/source/ContentEntityDeriver.php Deriver for content entity source plugins.
ContentEntityFieldMethodInvocationOrderTest class Drupal\KernelTests\Core\Entity core/tests/Drupal/KernelTests/Core/Entity/ContentEntityFieldMethodInvocationOrderTest.php Tests correct field method invocation order.
ContentEntityForm class Drupal\Core\Entity core/lib/Drupal/Core/Entity/ContentEntityForm.php Entity form variant for content entity types. 14 17
ContentEntityFormCorrectUserInputMappingOnFieldDeltaElementsTest class Drupal\FunctionalTests\Entity core/tests/Drupal/FunctionalTests/Entity/ContentEntityFormCorrectUserInputMappingOnFieldDeltaElementsTest.php Tests the correct mapping of user input on the correct field delta elements.
ContentEntityFormFieldValidationFilteringTest class Drupal\FunctionalTests\Entity core/tests/Drupal/FunctionalTests/Entity/ContentEntityFormFieldValidationFilteringTest.php Tests field validation filtering on content entity forms.
ContentEntityFormInterface interface Drupal\Core\Entity core/lib/Drupal/Core/Entity/ContentEntityFormInterface.php Defines a common interface for content entity form classes. 1 5
ContentEntityHasChangesTest class Drupal\KernelTests\Core\Entity core/tests/Drupal/KernelTests/Core/Entity/ContentEntityHasChangesTest.php Tests ContentEntityBase::hasTranslationChanges().
ContentEntityInterface interface Drupal\Core\Entity core/lib/Drupal/Core/Entity/ContentEntityInterface.php Defines a common interface for all content entity objects. 15 89 2
ContentEntityNonRevisionableFieldTest class Drupal\KernelTests\Core\Entity core/tests/Drupal/KernelTests/Core/Entity/ContentEntityNonRevisionableFieldTest.php Tests non-revisionable fields on revisionable (and translatable) entities.
ContentEntityNormalizer class Drupal\serialization\Normalizer core/modules/serialization/src/Normalizer/ContentEntityNormalizer.php Normalizes/denormalizes Drupal content entities into an array structure. 1 2
ContentEntityNormalizerTest class Drupal\Tests\serialization\Unit\Normalizer core/modules/serialization/tests/src/Unit/Normalizer/ContentEntityNormalizerTest.php Tests Drupal\serialization\Normalizer\ContentEntityNormalizer.
ContentEntityNullStorage class Drupal\Core\Entity core/lib/Drupal/Core/Entity/ContentEntityNullStorage.php Defines a null entity storage. 5
ContentEntityNullStorageTest class Drupal\KernelTests\Core\Entity core/tests/Drupal/KernelTests/Core/Entity/ContentEntityNullStorageTest.php Tests ContentEntityNullStorage entity query support.
ContentEntityStorageBase abstract class Drupal\Core\Entity core/lib/Drupal/Core/Entity/ContentEntityStorageBase.php Base class for content entity storage handlers. 2 4
ContentEntityStorageBaseTest class Drupal\KernelTests\Core\Entity core/tests/Drupal/KernelTests/Core/Entity/ContentEntityStorageBaseTest.php Tests Drupal\Core\Entity\ContentEntityStorageBase.
ContentEntityStorageInterface interface Drupal\Core\Entity core/lib/Drupal/Core/Entity/ContentEntityStorageInterface.php A storage that supports content entity types. 8 17
ContentEntityTest class Drupal\Tests\migrate\Kernel\Plugin\source core/modules/migrate/tests/src/Kernel/Plugin/source/ContentEntityTest.php Tests the entity content source plugin.
ContentEntityType class Drupal\Core\Entity core/lib/Drupal/Core/Entity/ContentEntityType.php Provides an implementation of a content entity type and its metadata. 1 5
ContentEntityType class Drupal\Core\Entity\Attribute core/lib/Drupal/Core/Entity/Attribute/ContentEntityType.php Defines a content entity type for plugin discovery. 1 64
ContentEntityType class Drupal\Core\Entity\Annotation core/lib/Drupal/Core/Entity/Annotation/ContentEntityType.php Defines a content entity type annotation object.
ContentEntityTypeInterface interface Drupal\Core\Entity core/lib/Drupal/Core/Entity/ContentEntityTypeInterface.php Provides an interface for a content entity type and its metadata. 1 34
ContentExportCommand final class Drupal\Core\DefaultContent\Command core/lib/Drupal/Core/DefaultContent/Command/ContentExportCommand.php Exports content entities in YAML format. 1
ContentExportCommand final class Drupal\Core\DefaultContent core/lib/Drupal/Core/DefaultContent/ContentExportCommand.php Exports content entities in YAML format.
ContentExportTest class Drupal\FunctionalTests\DefaultContent core/tests/Drupal/FunctionalTests/DefaultContent/ContentExportTest.php Tests exporting content in YAML format.
ContentImportAlreadyExistsTest class Drupal\FunctionalTests\DefaultContent core/tests/Drupal/FunctionalTests/DefaultContent/ContentImportAlreadyExistsTest.php Tests Content Import.
ContentImportTest class Drupal\FunctionalTests\DefaultContent core/tests/Drupal/FunctionalTests/DefaultContent/ContentImportTest.php Tests Content Import.
ContentLanguageSettings class Drupal\language\Entity core/modules/language/src/Entity/ContentLanguageSettings.php Defines the ContentLanguageSettings entity. 40
ContentLanguageSettingsException class Drupal\language core/modules/language/src/ContentLanguageSettingsException.php Exception thrown by ContentLanguageSettings when target bundle is not set. 1
ContentLanguageSettingsForm class Drupal\language\Form core/modules/language/src/Form/ContentLanguageSettingsForm.php Configure the content language settings for this site. 6 1
ContentLanguageSettingsInterface interface Drupal\language core/modules/language/src/ContentLanguageSettingsInterface.php Provides an interface defining language settings for content entities. 1 3
ContentLanguageSettingsJsonAnonTest class Drupal\Tests\language\Functional\Rest core/modules/language/tests/src/Functional/Rest/ContentLanguageSettingsJsonAnonTest.php Tests Content Language Settings Json Anon.
ContentLanguageSettingsJsonBasicAuthTest class Drupal\Tests\language\Functional\Rest core/modules/language/tests/src/Functional/Rest/ContentLanguageSettingsJsonBasicAuthTest.php Tests Content Language Settings Json Basic Auth.
ContentLanguageSettingsJsonCookieTest class Drupal\Tests\language\Functional\Rest core/modules/language/tests/src/Functional/Rest/ContentLanguageSettingsJsonCookieTest.php Tests Content Language Settings Json Cookie.
ContentLanguageSettingsResourceTestBase abstract class Drupal\Tests\language\Functional\Rest core/modules/language/tests/src/Functional/Rest/ContentLanguageSettingsResourceTestBase.php Resource test base for the ContentLanguageSettings entity. 6
ContentLanguageSettingsTest class Drupal\Tests\jsonapi\Functional core/modules/jsonapi/tests/src/Functional/ContentLanguageSettingsTest.php JSON:API integration test for "ContentLanguageSettings" config entity type.
ContentLanguageSettingsUnitTest class Drupal\Tests\language\Unit core/modules/language/tests/src/Unit/ContentLanguageSettingsUnitTest.php Tests Drupal\language\Entity\ContentLanguageSettings.
ContentLanguageSettingsValidationTest class Drupal\Tests\language\Kernel core/modules/language/tests/src/Kernel/ContentLanguageSettingsValidationTest.php Tests validation of content_language_settings entities.
ContentLanguageSettingsXmlAnonTest class Drupal\Tests\language\Functional\Rest core/modules/language/tests/src/Functional/Rest/ContentLanguageSettingsXmlAnonTest.php Tests Content Language Settings Xml Anon.
ContentLanguageSettingsXmlBasicAuthTest class Drupal\Tests\language\Functional\Rest core/modules/language/tests/src/Functional/Rest/ContentLanguageSettingsXmlBasicAuthTest.php Tests Content Language Settings Xml Basic Auth.
ContentLanguageSettingsXmlCookieTest class Drupal\Tests\language\Functional\Rest core/modules/language/tests/src/Functional/Rest/ContentLanguageSettingsXmlCookieTest.php Tests Content Language Settings Xml Cookie.
ContentLength final class Drupal\big_pipe\StackMiddleware core/modules/big_pipe/src/StackMiddleware/ContentLength.php Defines a big pipe middleware that removes Content-Length headers. 1 2
ContentLength class Drupal\Core\StackMiddleware core/lib/Drupal/Core/StackMiddleware/ContentLength.php Adds a Content-Length HTTP header to responses. 1 2
ContentLengthTest class Drupal\FunctionalTests\HttpKernel core/tests/Drupal/FunctionalTests/HttpKernel/ContentLengthTest.php Tests Content-Length set by Drupal.
ContentLengthTest final class Drupal\Tests\big_pipe\Unit\StackMiddleware core/modules/big_pipe/tests/src/Unit/StackMiddleware/ContentLengthTest.php Defines a test for ContentLength middleware.
ContentLengthTest class Drupal\Tests\Core\StackMiddleware core/tests/Drupal/Tests/Core/StackMiddleware/ContentLengthTest.php Tests Drupal\Core\StackMiddleware\ContentLength.
ContentModeration class Drupal\content_moderation\Plugin\WorkflowType core/modules/content_moderation/src/Plugin/WorkflowType/ContentModeration.php Attaches workflows to content entity types and their bundles. 1
ContentModerationAccessTest class Drupal\Tests\content_moderation\Kernel core/modules/content_moderation/tests/src/Kernel/ContentModerationAccessTest.php Tests content moderation access.
ContentModerationAdminPathEntityConverterLanguageTest class Drupal\Tests\content_moderation\Functional core/modules/content_moderation/tests/src/Functional/ContentModerationAdminPathEntityConverterLanguageTest.php Test administration path based entity conversion when moderation enabled.
ContentModerationConfigureEntityTypesForm class Drupal\content_moderation\Form core/modules/content_moderation/src/Form/ContentModerationConfigureEntityTypesForm.php The form for editing entity types associated with a workflow. 1

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