function FileMediaFormatterBase::isApplicable

Overrides FormatterBase::isApplicable

File

core/modules/file/src/Plugin/Field/FieldFormatter/FileMediaFormatterBase.php, line 74

Class

FileMediaFormatterBase

Base class for media file formatter.

Namespace

Code

public static function isApplicable(FieldDefinitionInterface $field_definition) {
    if (!parent::isApplicable($field_definition)) {
        return FALSE;
    }
    
    /** @var \Symfony\Component\HttpFoundation\File\MimeType\MimeTypeGuesserInterface $extension_mime_type_guesser */
    $extension_mime_type_guesser = \Drupal::service('file.mime_type.guesser.extension');
    $extension_list = array_filter(preg_split('/\\s+/', $field_definition->getSetting('file_extensions')));
    foreach ($extension_list as $extension) {
        $mime_type = $extension_mime_type_guesser->guess('fakedFile.' . $extension);
        if (static::mimeTypeApplies($mime_type)) {
            return TRUE;
        }
    }
    return FALSE;
}