on generate_open_graph_publisher() {
		if ( $this->site_represents === 'company' ) {
			return $this->options->get( 'facebook_site', '' );
		}
		if ( $this->site_represents === 'person' ) {
			return $this->user->get_the_author_meta( 'facebook', $this->site_user_id );
		}

		return $this->options->get( 'facebook_site', '' );
	}

	/**
	 * Returns the twitter card type.
	 *
	 * @return string The twitter card type.
	 */
	public function generate_twitter_card() {
		return 'summary_large_image';
	}

	/**
	 * Returns the schema page type.
	 *
	 * @return string|array<string> The schema page type.
	 */
	public function generate_schema_page_type() {
		switch ( $this->indexable->object_type ) {
			case 'system-page':
				switch ( $this->indexable->object_sub_type ) {
					case 'search-result':
						$type = [ 'CollectionPage', 'SearchResultsPage' ];
						break;
					default:
						$type = 'WebPage';
				}
				break;
			case 'user':
				$type = 'ProfilePage';
				break;
			case 'home-page':
			case 'date-archive':
			case 'term':
			case 'post-type-archive':
				$type = 'CollectionPage';
				break;
			default:
				$additional_type = $this->indexable->schema_page_type;
				if ( \is_null( $additional_type ) ) {
					$additional_type = $this->options->get( 'schema-page-type-' . $this->indexable->object_sub_type );
				}

				$type = [ 'WebPage', $additional_type ];

				// Is this indexable set as a page for posts, e.g. in the WordPress reading settings as a static homepage?
				if ( (int) \get_option( 'page_for_posts' ) === $this->indexable->object_id ) {
					$type[] = 'CollectionPage';
				}

				// Ensure we get only unique values, and remove any null values and the index.
				$type = \array_filter( \array_values( \array_unique( $type ) ) );
		}

		/**
		 * Filter: 'wpseo_schema_webpage_type' - Allow changing the WebPage type.
		 *
		 * @param string|array $type The WebPage type.
		 */
		return \apply_filters( 'wpseo_schema_webpage_type', $type );
	}

	/**
	 * Returns the schema article type.
	 *
	 * @return string|array<string> The schema article type.
	 */
	public function generate_schema_article_type() {
		$additional_type = $this->indexable->schema_article_type;
		if ( \is_null( $additional_type ) ) {
			$additional_type = $this->options->get( 'schema-article-type-' . $this->indexable->object_sub_type );
		}

		/** This filter is documented in inc/options/class-wpseo-option-titles.php */
		$allowed_article_types = \apply_filters( 'wpseo_schema_article_types', Schema_Types::ARTICLE_TYPES );

		if ( ! \array_key_exists( $additional_type, $allowed_article_types ) ) {
			$additional_type = $this->options->get_title_default( 'schema-article-type-' . $this->indexable->object_sub_type );
		}

		// If the additional type is a subtype of Article, we're fine, and we can bail here.
		if ( \stripos( $additional_type, 'Article' ) !== false ) {
			/**
			 * Filter: 'wpseo_schema_article_type' - Allow changing the Article type.
			 *
			 * @param string|string[] $type      The Article type.
			 * @param Indexable       $indexable The indexable.
			 */
			return \apply_filters( 'wpseo_schema_article_type', $additional_type, $this->indexable );
		}

		$type = 'Article';

		/*
		 * If `None` is set (either on the indexable or as a default), set type to 'None'.
		 * This simplifies is_needed checks downstream.
		 */
		if ( $additional_type === 'None' ) {
			$type = $additional_type;
		}

		if ( $additional_type !== $type ) {
			$type = [ $type, $additional_type ];
		}

		// Filter documented on line 499 above.
		return \apply_filters( 'wpseo_schema_article_type', $type, $this->indexable );
	}

	/**
	 * Returns the main schema id.
	 *
	 * The main schema id.
	 *
	 * @return string
	 */
	public function generate_main_schema_id() {
		return $this->permalink;
	}

	/**
	 * Retrieves the main image URL. This is the featured image by default.
	 *
	 * @return string|null The main image URL.
	 */
	public function generate_main_image_url() {
		if ( $this->main_image_id !== null ) {
			return $this->image->get_attachment_image_url( $this->main_image_id, 'full' );
		}

		if ( $this->request_helper->is_rest_request() ) {
			return $this->get_main_image_url_for_rest_request();
		}

		if ( ! \is_singular() ) {
			return null;
		}

		$url = $this->image->get_post_content_image( $this->id );
		if ( $url === '' ) {
			return null;
		}

		return $url;
	}

	/**
	 * Generates the main image ID.
	 *
	 * @return int|null The main image ID.
	 */
	public function generate_main_image_id() {
		if ( $this->request_helper->is_rest_request() ) {
			return $this->get_main_image_id_for_rest_request();
		}

		switch ( true ) {
			case \is_singular():
				return $this->get_singular_post_image( $this->id );
			case \is_author():
			case \is_tax():
			case \is_tag():
			case \is_category():
			case \is_search():
			case \is_date():
			case \is_post_type_archive():
				if ( ! empty( $GLOBALS['wp_query']->posts ) ) {
					if ( $GLOBALS['wp_query']->get( 'fields', 'all' ) === 'ids' ) {
						return $this->get_singular_post_image( $GLOBALS['wp_query']->posts[0] );
					}

					return $this->get_singular_post_image( $GLOBALS['wp_query']->posts[0]->ID );
				}
				return null;
			default:
				return null;
		}
	}

	/**
	 * Determines whether the current indexable has an image.
	 *
	 * @return bool Whether the current indexable has an image.
	 */
	public function generate_has_image() {
		return $this->main_image_url !== null;
	}

	/**
	 * Strips all nested dependencies from the debug info.
	 *
	 * @return array<Indexable,Indexable_Presentation>
	 */
	public function __debugInfo() {
		return [
			'indexable'    => $this->indexable,
			'presentation' => $this->presentation,
		];
	}

	/**
	 * Retrieve the site logo ID from WordPress settings.
	 *
	 * @return false|int
	 */
	public function fallback_to_site_logo() {
		$logo_id = \get_option( 'site_logo' );
		if ( ! $logo_id ) {
			$logo_id = \get_theme_mod( 'custom_logo', false );
		}

		return $logo_id;
	}

	/**
	 * Get the ID for a post's featured image.
	 *
	 * @param int $id Post ID.
	 *
	 * @return int|null
	 */
	private function get_singular_post_image( $id ) {
		if ( \has_post_thumbnail( $id ) ) {
			$thumbnail_id = \get_post_thumbnail_id( $id );
			// Prevent returning something else than an int or null.
			if ( \is_int( $thumbnail_id ) && $thumbnail_id > 0 ) {
				return $thumbnail_id;
			}
		}

		if ( \is_singular( 'attachment' ) ) {
			return \get_query_var( 'attachment_id' );
		}

		return null;
	}

	/**
	 * Gets the main image ID for REST requests.
	 *
	 * @return int|null The main image ID.
	 */
	private function get_main_image_id_for_rest_request() {
		switch ( $this->page_type ) {
			case 'Post_Type':
				if ( $this->post instanceof WP_Post ) {
					return $this->get_singular_post_image( $this->post->ID );
				}
				return null;
			default:
				return null;
		}
	}

	/**
	 * Gets the main image URL for REST requests.
	 *
	 * @return string|null The main image URL.
	 */
	private function get_main_image_url_for_rest_request() {
		switch ( $this->page_type ) {
			case 'Post_Type':
				if ( $this->post instanceof WP_Post ) {
					$url = $this->image->get_post_content_image( $this->post->ID );
					if ( $url === '' ) {
						return null;
					}
					return $url;
				}
				return null;
			default:
				return null;
		}
	}
}

\class_alias( Meta_Tags_Context::class, 'WPSEO_Schema_Context' );