Issue #3265935 by vuil: Add schema metatag "dateCreated" by https://schema.org/PublicationIssue

metatag.metatag_tag.schema_publication_issue_author:

  type: text

  label: 'author'

metatag.metatag_tag.schema_publication_issue_date_created:

  type: text

  label: 'dateCreated'

metatag.metatag_tag.schema_publication_issue_date_modified:

  type: text

  label: 'dateModified'

<?php

declare(strict_types = 1);

namespace Drupal\schema_publication_issue\Plugin\metatag\Tag;

use Drupal\schema_metatag\Plugin\metatag\Tag\SchemaNameBase;

/**

 * Provides a plugin for the 'dateCreated' meta tag.

 *

 * - 'id' should be a globally unique id.

 * - 'name' should match the Schema.org element name.

 * - 'group' should match the id of the group that defines the Schema.org type.

 *

 * @MetatagTag(

 *   id = "schema_publication_issue_date_created",

 *   label = @Translation("dateCreated"),

 *   description = @Translation("RECOMMENDED BY GOOGLE. Date the publication issue was created."),

 *   name = "dateCreated",

 *   group = "schema_publication_issue",

 *   weight = 4,

 *   type = "string",

 *   secure = FALSE,

 *   multiple = FALSE,

 *   property_type = "date",

 *   tree_parent = {},

 *   tree_depth = -1,

 * )

 */

class SchemaPublicationIssueDateCreated extends SchemaNameBase {

}