class MediaSource
Defines a MediaSource attribute.
Media sources are responsible for implementing all the logic for dealing with a particular type of media. They provide various universal and type-specific metadata about media of the type they handle.
Plugin namespace: Plugin\media\Source
For a working example, see \Drupal\media\Plugin\media\Source\File.
Attributes
#[\Attribute(\Attribute::TARGET_CLASS)]
  Hierarchy
- class \Drupal\Component\Plugin\Attribute\AttributeBase implements \Drupal\Component\Plugin\Attribute\AttributeInterface
- class \Drupal\Component\Plugin\Attribute\Plugin extends \Drupal\Component\Plugin\Attribute\AttributeBase
- class \Drupal\media\Attribute\MediaSource extends \Drupal\Component\Plugin\Attribute\Plugin
 
 
 - class \Drupal\Component\Plugin\Attribute\Plugin extends \Drupal\Component\Plugin\Attribute\AttributeBase
 
Expanded class hierarchy of MediaSource
See also
\Drupal\media\MediaSourceInterface
\Drupal\media\MediaSourceManager
hook_media_source_info_alter()
11 files declare their use of MediaSource
- AudioFile.php in core/
modules/ media/ src/ Plugin/ media/ Source/ AudioFile.php  - File.php in core/
modules/ media/ src/ Plugin/ media/ Source/ File.php  - Image.php in core/
modules/ media/ src/ Plugin/ media/ Source/ Image.php  - MediaSourceManager.php in core/
modules/ media/ src/ MediaSourceManager.php  - Test.php in core/
modules/ media/ tests/ modules/ media_test_source/ src/ Plugin/ media/ Source/ Test.php  
File
- 
              core/
modules/ media/ src/ Attribute/ MediaSource.php, line 27  
Namespace
Drupal\media\AttributeView source
class MediaSource extends Plugin {
  
  /**
   * Constructs a new MediaSource attribute.
   *
   * @param string $id
   *   The attribute class ID.
   * @param \Drupal\Core\StringTranslation\TranslatableMarkup $label
   *   The human-readable name of the media source.
   * @param \Drupal\Core\StringTranslation\TranslatableMarkup|null $description
   *   (optional) A brief description of the media source.
   * @param string[] $allowed_field_types
   *   (optional) The field types that can be used as a source field for this
   *   media source.
   * @param class-string[] $forms
   *   (optional) The classes used to define media source-specific forms. An
   *   array of form class names, keyed by ID. The ID represents the operation
   *   the form is used for, for example, 'media_library_add'.
   * @param string $default_thumbnail_filename
   *   (optional) A filename for the default thumbnail.
   *   The thumbnails are placed in the directory defined by the config setting
   *   'media.settings.icon_base_uri'. When using custom icons, make sure the
   *   module provides a hook_install() implementation to copy the custom icons
   *   to this directory. The media_install() function provides a clear example
   *   of how to do this.
   * @param string $thumbnail_uri_metadata_attribute
   *   (optional) The metadata attribute name to provide the thumbnail URI.
   * @param string $thumbnail_width_metadata_attribute
   *   (optional) The metadata attribute name to provide the thumbnail width.
   * @param string $thumbnail_height_metadata_attribute
   *   (optional) The metadata attribute name to provide the thumbnail height.
   * @param string|null $thumbnail_alt_metadata_attribute
   *   (optional) The metadata attribute name to provide the thumbnail alt.
   *   "Thumbnail" will be used if the attribute name is not provided.
   * @param string|null $thumbnail_title_metadata_attribute
   *   (optional) The metadata attribute name to provide the thumbnail title.
   *   The name of the media item will be used if the attribute name is not
   *   provided.
   * @param string $default_name_metadata_attribute
   *   (optional) The metadata attribute name to provide the default name.
   * @param class-string|null $deriver
   *   (optional) The deriver class.
   */
  public function __construct(public readonly string $id, public readonly TranslatableMarkup $label, public readonly ?TranslatableMarkup $description = NULL, public readonly array $allowed_field_types = [], public readonly array $forms = [], public readonly string $default_thumbnail_filename = 'generic.png', public readonly string $thumbnail_uri_metadata_attribute = 'thumbnail_uri', public readonly string $thumbnail_width_metadata_attribute = 'thumbnail_width', public readonly string $thumbnail_height_metadata_attribute = 'thumbnail_height', public readonly ?string $thumbnail_alt_metadata_attribute = NULL, public readonly ?string $thumbnail_title_metadata_attribute = NULL, public readonly string $default_name_metadata_attribute = 'default_name', public readonly ?string $deriver = NULL) {
  }
}
Members
| Title Sort descending | Modifiers | Object type | Summary | Overriden Title | Overrides | 
|---|---|---|---|---|---|
| AttributeBase::$class | protected | property | The class used for this attribute class. | ||
| AttributeBase::$dependencies | protected | property | The dependencies for the attribute class. | ||
| AttributeBase::$provider | protected | property | The provider of the attribute class. | ||
| AttributeBase::get | public | function | Gets the value of an attribute. | Overrides AttributeInterface::get | 7 | 
| AttributeBase::getClass | public | function | Gets the class of the attribute class. | Overrides AttributeInterface::getClass | 1 | 
| AttributeBase::getDependencies | public | function | Gets the dependencies for this attribute class. | Overrides AttributeInterface::getDependencies | |
| AttributeBase::getId | public | function | Gets the unique ID for this attribute class. | Overrides AttributeInterface::getId | |
| AttributeBase::getProvider | public | function | Gets the name of the provider of the attribute class. | Overrides AttributeInterface::getProvider | |
| AttributeBase::setClass | public | function | Sets the class of the attributed class. | Overrides AttributeInterface::setClass | 1 | 
| AttributeBase::setDependencies | public | function | Sets the dependencies for this attribute class. | Overrides AttributeInterface::setDependencies | |
| AttributeBase::setProvider | public | function | Sets the name of the provider of the attribute class. | Overrides AttributeInterface::setProvider | |
| MediaSource::__construct | public | function | Constructs a new MediaSource attribute. | Overrides Plugin::__construct | 1 | 
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