whether this is a 404 page.
	 *
	 * @codeCoverageIgnore It wraps WordPress functionality.
	 *
	 * @return bool Whether nor not the current page is a 404 page.
	 */
	public function is_404() {
		$wp_query = $this->wp_query_wrapper->get_main_query();

		return $wp_query->is_404();
	}

	/**
	 * Checks if the current page is the post format archive.
	 *
	 * @codeCoverageIgnore It wraps WordPress functionality.
	 *
	 * @return bool Whether or not the current page is the post format archive.
	 */
	public function is_post_format_archive() {
		$wp_query = $this->wp_query_wrapper->get_main_query();

		return $wp_query->is_tax( 'post_format' );
	}

	/**
	 * Determine whether this page is an taxonomy archive page for multiple terms (url: /term-1,term2/).
	 *
	 * @return bool Whether or not the current page is an archive page for multiple terms.
	 */
	public function is_multiple_terms_page() {
		if ( ! $this->is_term_archive() ) {
			return false;
		}

		return $this->count_queried_terms() > 1;
	}

	/**
	 * Checks whether the current page is paged.
	 *
	 * @codeCoverageIgnore This method only calls a WordPress function.
	 *
	 * @return bool Whether the current page is paged.
	 */
	public function is_paged() {
		return \is_paged();
	}

	/**
	 * Checks if the current page is the front page.
	 *
	 * @codeCoverageIgnore It wraps WordPress functionality.
	 *
	 * @return bool Whether or not the current page is the front page.
	 */
	public function is_front_page() {
		$wp_query = $this->wp_query_wrapper->get_main_query();

		return $wp_query->is_front_page();
	}

	/**
	 * Retrieves the current admin page.
	 *
	 * @codeCoverageIgnore It only wraps a global WordPress variable.
	 *
	 * @return string The current page.
	 */
	public function get_current_admin_page() {
		global $pagenow;

		return $pagenow;
	}

	/**
	 * Check if the current opened page is a Yoast SEO page.
	 *
	 * @return bool True when current page is a yoast seo plugin page.
	 */
	public function is_yoast_seo_page() {
		static $is_yoast_seo;

		if ( $is_yoast_seo === null ) {
			$current_page = \filter_input( \INPUT_GET, 'page' );
			$is_yoast_seo = ( \strpos( $current_page, 'wpseo_' ) === 0 );
		}

		return $is_yoast_seo;
	}

	/**
	 * Returns the current Yoast SEO page.
	 * (E.g. the `page` query variable in the URL).
	 *
	 * @return string The current Yoast SEO page.
	 */
	public function get_current_yoast_seo_page() {
		static $current_yoast_seo_page;

		if ( $current_yoast_seo_page === null ) {
			$current_yoast_seo_page = \filter_input( \INPUT_GET, 'page' );
		}

		return $current_yoast_seo_page;
	}

	/**
	 * Returns the permalink of the currently opened date archive.
	 *
	 * @return string The permalink of the currently opened date archive.
	 */
	protected function get_non_cached_date_archive_permalink() {
		$date_archive_permalink = '';
		$wp_query               = $this->wp_query_wrapper->get_main_query();

		if ( $wp_query->is_day() ) {
			$date_archive_permalink = \get_day_link( $wp_query->get( 'year' ), $wp_query->get( 'monthnum' ), $wp_query->get( 'day' ) );
		}
		if ( $wp_query->is_month() ) {
			$date_archive_permalink = \get_month_link( $wp_query->get( 'year' ), $wp_query->get( 'monthnum' ) );
		}
		if ( $wp_query->is_year() ) {
			$date_archive_permalink = \get_year_link( $wp_query->get( 'year' ) );
		}

		return $date_archive_permalink;
	}

	/**
	 * Counts the total amount of queried terms.
	 *
	 * @codeCoverageIgnore This relies too much on WordPress dependencies.
	 *
	 * @return int The amoumt of queried terms.
	 */
	protected function count_queried_terms() {
		$wp_query      = $this->wp_query_wrapper->get_main_query();
		$term          = $wp_query->get_queried_object();
		$queried_terms = $wp_query->tax_query->queried_terms;
		if ( empty( $queried_terms[ $term->taxonomy ]['terms'] ) ) {
			return 0;
		}

		return \count( $queried_terms[ $term->taxonomy ]['terms'] );
	}
}