Classes, traits, and interfaces - 9.5.x - drupal

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 1523

Name	Deprecated	Object type	Namespace	File name	Summary	Direct uses	Use statements	Strings
PrivateStream		class	Drupal\Core\StreamWrapper	core/lib/Drupal/Core/StreamWrapper/PrivateStream.php	Drupal private (private://) stream wrapper class.		4
PrivateTempStore		class	Drupal\Core\TempStore	core/lib/Drupal/Core/TempStore/PrivateTempStore.php	Stores and retrieves temporary data for a given owner.		1
PrivateTempStoreFactory		class	Drupal\Core\TempStore	core/lib/Drupal/Core/TempStore/PrivateTempStoreFactory.php	Creates a PrivateTempStore object for a given collection.		16	2
PrivateTempStoreTest		class	Drupal\Tests\Core\TempStore	core/tests/Drupal/Tests/Core/TempStore/PrivateTempStoreTest.php	@coversDefaultClass \Drupal\Core\TempStore\PrivateTempStore[[api-linebreak]] @group TempStore
ProcessedText		class	Drupal\filter\Element	core/modules/filter/src/Element/ProcessedText.php	Provides a processed text render element.
ProcessField		class	Drupal\field\Plugin\migrate\process	core/modules/field/src/Plugin/migrate/process/ProcessField.php	Get the value from a method call on a field plugin instance.		1
ProcessFieldTest		class	Drupal\Tests\field\Unit\Plugin\migrate\process	core/modules/field/tests/src/Unit/Plugin/migrate/process/ProcessFieldTest.php	Tests the ProcessField migrate process plugin.
ProcessingTest		class	Drupal\Tests\system\Functional\Batch	core/modules/system/tests/src/Functional/Batch/ProcessingTest.php	Tests batch processing in form and non-form workflow.
ProcessorInterface		interface	Drupal\aggregator\Plugin	core/modules/aggregator/src/Plugin/ProcessorInterface.php	Defines an interface for aggregator processor implementations.	2	2
ProcessPluginBase		abstract class	Drupal\migrate	core/modules/migrate/src/ProcessPluginBase.php	The base class for all migrate process plugins.	74	74
ProfileExtensionList		class	Drupal\Core\Extension	core/lib/Drupal/Core/Extension/ProfileExtensionList.php	Provides a list of installation profiles.		7	2
ProfileField		class	Drupal\user\Plugin\migrate\source	core/modules/user/src/Plugin/migrate/source/ProfileField.php	Drupal 6/7 profile field source from database.	2	2
ProfileFieldCheckRequirementsTest		class	Drupal\Tests\user\Kernel\Migrate\d6	core/modules/user/tests/src/Kernel/Migrate/d6/ProfileFieldCheckRequirementsTest.php	Tests check requirements for profile_field source plugin.
ProfileFieldCheckRequirementsTest		class	Drupal\Tests\user\Kernel\Migrate\d7	core/modules/user/tests/src/Kernel/Migrate/d7/ProfileFieldCheckRequirementsTest.php	Tests check requirements for profile_field source plugin.
ProfileFieldOptionTranslation		class	Drupal\user\Plugin\migrate\process\d6	core/modules/user/src/Plugin/migrate/process/d6/ProfileFieldOptionTranslation.php	Determines the settings property and translation.
ProfileFieldOptionTranslation		class	Drupal\user\Plugin\migrate\source\d6	core/modules/user/src/Plugin/migrate/source/d6/ProfileFieldOptionTranslation.php	Drupal 6 i18n profile field option labels source from database.
ProfileFieldOptionTranslationTest		class	Drupal\Tests\user\Kernel\Plugin\migrate\source\d6	core/modules/user/tests/src/Kernel/Plugin/migrate/source/d6/ProfileFieldOptionTranslationTest.php	Tests the field option translation source plugin.
ProfileFieldSettings		class	Drupal\user\Plugin\migrate\process	core/modules/user/src/Plugin/migrate/process/ProfileFieldSettings.php	Plugin annotation @MigrateProcessPlugin( id = "profile_field_settings" )
ProfileFieldTest		class	Drupal\Tests\user\Kernel\Plugin\migrate\source	core/modules/user/tests/src/Kernel/Plugin/migrate/source/ProfileFieldTest.php	Tests the profile_field source plugin.	1	1
ProfileFieldTranslation		class	Drupal\config_translation\Plugin\migrate\source\d6	core/modules/config_translation/src/Plugin/migrate/source/d6/ProfileFieldTranslation.php	Drupal 6 i18n strings profile field source from database.
ProfileFieldTranslationTest		class	Drupal\Tests\config_translation\Kernel\Plugin\migrate\source\d6	core/modules/config_translation/tests/src/Kernel/Plugin/migrate/source/d6/ProfileFieldTranslationTest.php	Tests the i18nProfileField source plugin.
ProfileFieldValues		class	Drupal\user\Plugin\migrate\source\d6	core/modules/user/src/Plugin/migrate/source/d6/ProfileFieldValues.php	Drupal 6 profile fields values source from database.
ProfileFieldValuesTest		class	Drupal\Tests\user\Kernel\Plugin\migrate\source\d6	core/modules/user/tests/src/Kernel/Plugin/migrate/source/d6/ProfileFieldValuesTest.php	Tests the d6_profile_field_values source plugin.
ProfileForm		class	Drupal\user	core/modules/user/src/ProfileForm.php	Form handler for the profile forms.
ProfileTranslationHandler		class	Drupal\user	core/modules/user/src/ProfileTranslationHandler.php	Defines the translation handler for users.
ProfileValues		class	Drupal\user\Plugin\migrate	core/modules/user/src/Plugin/migrate/ProfileValues.php	Plugin class for user migrations dealing with profile values.			1
ProgrammaticTest		class	Drupal\Tests\system\Kernel\Form	core/modules/system/tests/src/Kernel/Form/ProgrammaticTest.php	Tests the programmatic form submission behavior.
ProjectCoreCompatibility		final class	Drupal\update	core/modules/update/src/ProjectCoreCompatibility.php	Utility class to set core compatibility messages for project releases.		2
ProjectCoreCompatibilityTest		class	Drupal\Tests\update\Unit	core/modules/update/tests/src/Unit/ProjectCoreCompatibilityTest.php	@coversDefaultClass \Drupal\update\ProjectCoreCompatibility[[api-linebreak]]
ProjectInfo		class	Drupal\Core\Utility	core/lib/Drupal/Core/Utility/ProjectInfo.php	Performs operations on drupal.org project data.		4
ProjectRelease		final class	Drupal\update	core/modules/update/src/ProjectRelease.php	Provides a project release value object.		4
ProjectReleaseTest		class	Drupal\Tests\update\Unit	core/modules/update/tests/src/Unit/ProjectReleaseTest.php	@coversDefaultClass \Drupal\update\ProjectRelease[[api-linebreak]]
ProjectSecurityData		final class	Drupal\update	core/modules/update/src/ProjectSecurityData.php	Calculates a project's security coverage information.		1
ProjectSecurityRequirement		final class	Drupal\update	core/modules/update/src/ProjectSecurityRequirement.php	Class for generating a project's security requirement.		1
PromoteNode		class	Drupal\node\Plugin\Action	core/modules/node/src/Plugin/Action/PromoteNode.php	Promotes a node.
ProtectedDirectory		class	Drupal\Core\File	core/lib/Drupal/Core/File/ProtectedDirectory.php	A value object representing a protected directory.
ProtectedUserFieldConstraint		class	Drupal\user\Plugin\Validation\Constraint	core/modules/user/src/Plugin/Validation/Constraint/ProtectedUserFieldConstraint.php	Checks if the plain text password is provided for editing a protected field.		1
ProtectedUserFieldConstraintValidator		class	Drupal\user\Plugin\Validation\Constraint	core/modules/user/src/Plugin/Validation/Constraint/ProtectedUserFieldConstraintValidator.php	Validates the ProtectedUserFieldConstraint constraint.		1
ProtectedUserFieldConstraintValidatorTest		class	Drupal\Tests\user\Unit\Plugin\Validation\Constraint	core/modules/user/tests/src/Unit/Plugin/Validation/Constraint/ProtectedUserFieldConstraintValidatorTest.php	@coversDefaultClass \Drupal\user\Plugin\Validation\Constraint\ProtectedUserFieldConstraintValidator[[api-linebreak]] @group user
ProtocolVersionCacheContext		class	Drupal\Core\Cache\Context	core/lib/Drupal/Core/Cache/Context/ProtocolVersionCacheContext.php	Defines the ProtocolVersionCacheContext service, for "per protocol" caching.		1	2
ProtocolVersionCacheContextTest		class	Drupal\Tests\Core\Cache\Context	core/tests/Drupal/Tests/Core/Cache/Context/ProtocolVersionCacheContextTest.php	@coversDefaultClass \Drupal\Core\Cache\Context\ProtocolVersionCacheContext[[api-linebreak]] @group Cache
Provider		class	Drupal\media\OEmbed	core/modules/media/src/OEmbed/Provider.php	Value object for oEmbed providers.		5
ProviderException		class	Drupal\media\OEmbed	core/modules/media/src/OEmbed/ProviderException.php	Exception thrown if an oEmbed provider causes an error.		3
ProviderFilterDecorator		class	Drupal\migrate\Plugin\Discovery	core/modules/migrate/src/Plugin/Discovery/ProviderFilterDecorator.php	Remove plugin definitions with non-existing providers.		2
ProviderRepository		class	Drupal\media\OEmbed	core/modules/media/src/OEmbed/ProviderRepository.php	Retrieves and caches information about oEmbed providers.	1	3	2
ProviderRepository		class	Drupal\media_test_oembed	core/modules/media/tests/modules/media_test_oembed/src/ProviderRepository.php	Overrides the oEmbed provider repository service for testing purposes.
ProviderRepositoryInterface		interface	Drupal\media\OEmbed	core/modules/media/src/OEmbed/ProviderRepositoryInterface.php	Defines an interface for a collection of oEmbed provider information.	1
ProviderRepositoryTest		class	Drupal\Tests\media\Unit	core/modules/media/tests/src/Unit/ProviderRepositoryTest.php	@coversDefaultClass \Drupal\media\OEmbed\ProviderRepository[[api-linebreak]]
ProviderRepositoryTest		class	Drupal\Tests\media\Kernel	core/modules/media/tests/src/Kernel/ProviderRepositoryTest.php	@coversDefaultClass \Drupal\media\OEmbed\ProviderRepository[[api-linebreak]]
ProviderRepositoryTest		class	Drupal\Tests\media\Functional	core/modules/media/tests/src/Functional/ProviderRepositoryTest.php	Tests the oEmbed provider repository.

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