- `EP_COMMENTS`
 *                               - `EP_DATE`
 *                               - `EP_DAY`
 *                               - `EP_MONTH`
 *                               - `EP_PAGES`
 *                               - `EP_PERMALINK`
 *                               - `EP_ROOT`
 *                               - `EP_SEARCH`
 *                               - `EP_TAGS`
 *                               - `EP_YEAR`
 * @param string|bool $query_var Name of the corresponding query variable. Pass `false` to skip registering a query_var
 *                               for this endpoint. Defaults to the value of `$name`.
 */
function add_rewrite_endpoint( $name, $places, $query_var = true ) {
	global $wp_rewrite;
	$wp_rewrite->add_endpoint( $name, $places, $query_var );
}

/**
 * Filters the URL base for taxonomies.
 *
 * To remove any manually prepended /index.php/.
 *
 * @access private
 * @since 2.6.0
 *
 * @param string $base The taxonomy base that we're going to filter
 * @return string
 */
function _wp_filter_taxonomy_base( $base ) {
	if ( ! empty( $base ) ) {
		$base = preg_replace( '|^/index\.php/|', '', $base );
		$base = trim( $base, '/' );
	}
	return $base;
}


/**
 * Resolves numeric slugs that collide with date permalinks.
 *
 * Permalinks of posts with numeric slugs can sometimes look to WP_Query::parse_query()
 * like a date archive, as when your permalink structure is `/%year%/%postname%/` and
 * a post with post_name '05' has the URL `/2015/05/`.
 *
 * This function detects conflicts of this type and resolves them in favor of the
 * post permalink.
 *
 * Note that, since 4.3.0, wp_unique_post_slug() prevents the creation of post slugs
 * that would result in a date archive conflict. The resolution performed in this
 * function is primarily for legacy content, as well as cases when the admin has changed
 * the site's permalink structure in a way that introduces URL conflicts.
 *
 * @since 4.3.0
 *
 * @param array $query_vars Optional. Query variables for setting up the loop, as determined in
 *                          WP::parse_request(). Default empty array.
 * @return array Returns the original array of query vars, with date/post conflicts resolved.
 */
function wp_resolve_numeric_slug_conflicts( $query_vars = array() ) {
	if ( ! isset( $query_vars['year'] ) && ! isset( $query_vars['monthnum'] ) && ! isset( $query_vars['day'] ) ) {
		return $query_vars;
	}

	// Identify the 'postname' position in the permastruct array.
	$permastructs   = array_values( array_filter( explode( '/', get_option( 'permalink_structure' ) ) ) );
	$postname_index = array_search( '%postname%', $permastructs, true );

	if ( false === $postname_index ) {
		return $query_vars;
	}

	/*
	 * A numeric slug could be confused with a year, month, or day, depending on position. To account for
	 * the possibility of post pagination (eg 2015/2 for the second page of a post called '2015'), our
	 * `is_*` checks are generous: check for year-slug clashes when `is_year` *or* `is_month`, and check
	 * for month-slug clashes when `is_month` *or* `is_day`.
	 */
	$compare = '';
	if ( 0 === $postname_index && ( isset( $query_vars['year'] ) || isset( $query_vars['monthnum'] ) ) ) {
		$compare = 'year';
	} elseif ( $postname_index && '%year%' === $permastructs[ $postname_index - 1 ] && ( isset( $query_vars['monthnum'] ) || isset( $query_vars['day'] ) ) ) {
		$compare = 'monthnum';
	} elseif ( $postname_index && '%monthnum%' === $permastructs[ $postname_index - 1 ] && isset( $query_vars['day'] ) ) {
		$compare = 'day';
	}

	if ( ! $compare ) {
		return $query_vars;
	}

	// This is the potentially clashing slug.
	$value = '';
	if ( $compare && array_key_exists( $compare, $query_vars ) ) {
		$value = $query_vars[ $compare ];
	}

	$post = get_page_by_path( $value, OBJECT, 'post' );
	if ( ! ( $post instanceof WP_Post ) ) {
		return $query_vars;
	}

	// If the date of the post doesn't match the date specified in the URL, resolve to the date archive.
	if ( preg_match( '/^([0-9]{4})\-([0-9]{2})/', $post->post_date, $matches ) && isset( $query_vars['year'] ) && ( 'monthnum' === $compare || 'day' === $compare ) ) {
		// $matches[1] is the year the post was published.
		if ( (int) $query_vars['year'] !== (int) $matches[1] ) {
			return $query_vars;
		}

		// $matches[2] is the month the post was published.
		if ( 'day' === $compare && isset( $query_vars['monthnum'] ) && (int) $query_vars['monthnum'] !== (int) $matches[2] ) {
			return $query_vars;
		}
	}

	/*
	 * If the located post contains nextpage pagination, then the URL chunk following postname may be
	 * intended as the page number. Verify that it's a valid page before resolving to it.
	 */
	$maybe_page = '';
	if ( 'year' === $compare && isset( $query_vars['monthnum'] ) ) {
		$maybe_page = $query_vars['monthnum'];
	} elseif ( 'monthnum' === $compare && isset( $query_vars['day'] ) ) {
		$maybe_page = $query_vars['day'];
	}
	// Bug found in #11694 - 'page' was returning '/4'.
	$maybe_page = (int) trim( $maybe_page, '/' );

	$post_page_count = substr_count( $post->post_content, '<!--nextpage-->' ) + 1;

	// If the post doesn't have multiple pages, but a 'page' candidate is found, resolve to the date archive.
	if ( 1 === $post_page_count && $maybe_page ) {
		return $query_vars;
	}

	// If the post has multiple pages and the 'page' number isn't valid, resolve to the date archive.
	if ( $post_page_count > 1 && $maybe_page > $post_page_count ) {
		return $query_vars;
	}

	// If we've gotten to this point, we have a slug/date clash. First, adjust for nextpage.
	if ( '' !== $maybe_page ) {
		$query_vars['page'] = (int) $maybe_page;
	}

	// Next, unset autodetected date-related query vars.
	unset( $query_vars['year'] );
	unset( $query_vars['monthnum'] );
	unset( $query_vars['day'] );

	// Then, set the identified post.
	$query_vars['name'] = $post->post_name;

	// Finally, return the modified query vars.
	return $query_vars;
}

/**
 * Examines a URL and try to determine the post ID it represents.
 *
 * Checks are supposedly from the hosted site blog.
 *
 * @since 1.0.0
 *
 * @global WP_Rewrite $wp_rewrite WordPress rewrite component.
 * @global WP         $wp         Current WordPress environment instance.
 *
 * @param string $url Permalink to check.
 * @return int Post ID, or 0 on failure.
 */
function url_to_postid( $url ) {
	global $wp_rewrite;

	/**
	 * Filters the URL to derive the post ID from.
	 *
	 * @since 2.2.0
	 *
	 * @param string $url The URL to derive the post ID from.
	 */
	$url = apply_filters( 'url_to_postid', $url );

	$url_host = parse_url( $url, PHP_URL_HOST );

	if ( is_string( $url_host ) ) {
		$url_host = str_replace( 'www.', '', $url_host );
	} else {
		$url_host = '';
	}

	$home_url_host = parse_url( home_url(), PHP_URL_HOST );

	if ( is_string( $home_url_host ) ) {
		$home_url_host = str_replace( 'www.', '', $home_url_host );
	} else {
		$home_url_host = '';
	}

	// Bail early if the URL does not belong to this site.
	if ( $url_host && $url_host !== $home_url_host ) {
		return 0;
	}

	// First, check to see if there is a 'p=N' or 'page_id=N' to match against.
	if ( preg_match( '#[?&](p|page_id|attachment_id)=(\d+)#', $url, $values ) ) {
		$id = absint( $values[2] );
		if ( $id ) {
			return $id;
		}
	}

	// Get rid of the #anchor.
	$url_split = explode( '#', $url );
	$url       = $url_split[0];

	// Get rid of URL ?query=string.
	$url_split = explode( '?', $url );
	$url       = $url_split[0];

	// Set the correct URL scheme.
	$scheme = parse_url( home_url(), PHP_URL_SCHEME );
	$url    = set_url_scheme( $url, $scheme );

	// Add 'www.' if it is absent and should be there.
	if ( str_contains( home_url(), '://www.' ) && ! str_contains( $url, '://www.' ) ) {
		$url = str_replace( '://', '://www.', $url );
	}

	// Strip 'www.' if it is present and shouldn't be.
	if ( ! str_contains( home_url(), '://www.' ) ) {
		$url = str_replace( '://www.', '://', $url );
	}

	if ( trim( $url, '/' ) === home_url() && 'page' === get_option( 'show_on_front' ) ) {
		$page_on_front = get_option( 'page_on_front' );

		if ( $page_on_front && get_post( $page_on_front ) instanceof WP_Post ) {
			return (int) $page_on_front;
		}
	}

	// Check to see if we are using rewrite rules.
	$rewrite = $wp_rewrite->wp_rewrite_rules();

	// Not using rewrite rules, and 'p=N' and 'page_id=N' methods failed, so we're out of options.
	if ( empty( $rewrite ) ) {
		return 0;
	}

	// Strip 'index.php/' if we're not using path info permalinks.
	if ( ! $wp_rewrite->using_index_permalinks() ) {
		$url = str_replace( $wp_rewrite->index . '/', '', $url );
	}

	if ( str_contains( trailingslashit( $url ), home_url( '/' ) ) ) {
		// Chop off http://domain.com/[path].
		$url = str_replace( home_url(), '', $url );
	} else {
		// Chop off /path/to/blog.
		$home_path = parse_url( home_url( '/' ) );
		$home_path = isset( $home_path['path'] ) ? $home_path['path'] : '';
		$url       = preg_replace( sprintf( '#^%s#', preg_quote( $home_path ) ), '', trailingslashit( $url ) );
	}

	// Trim leading and lagging slashes.
	$url = trim( $url, '/' );

	$request              = $url;
	$post_type_query_vars = array();

	foreach ( get_post_types( array(), 'objects' ) as $post_type => $t ) {
		if ( ! empty( $t->query_var ) ) {
			$post_type_query_vars[ $t->query_var ] = $post_type;
		}
	}

	// Look for matches.
	$request_match = $request;
	foreach ( (array) $rewrite as $match => $query ) {

		/*
		 * If the requesting file is the anchor of the match,
		 * prepend it to the path info.
		 */
		if ( ! empty( $url ) && ( $url !== $request ) && str_starts_with( $match, $url ) ) {
			$request_match = $url . '/' . $request;
		}

		if ( preg_match( "#^$match#", $request_match, $matches ) ) {

			if ( $wp_rewrite->use_verbose_page_rules && preg_match( '/pagename=\$matches\[([0-9]+)\]/', $query, $varmatch ) ) {
				// This is a verbose page match, let's check to be sure about it.
				$page = get_page_by_path( $matches[ $varmatch[1] ] );
				if ( ! $page ) {
					continue;
				}

				$post_status_obj = get_post_status_object( $page->post_status );
				if ( ! $post_status_obj->public && ! $post_status_obj->protected
					&& ! $post_status_obj->private && $post_status_obj->exclude_from_search ) {
					continue;
				}
			}

			/*
			 * Got a match.
			 * Trim the query of everything up to the '?'.
			 */
			$query = preg_replace( '!^.+\?!', '', $query );

			// Substitute the substring matches into the query.
			$query = addslashes( WP_MatchesMapRegex::apply( $query, $matches ) );

			// Filter out non-public query vars.
			global $wp;
			parse_str( $query, $query_vars );
			$query = array();
			foreach ( (array) $query_vars as $key => $value ) {
				if ( in_array( (string) $key, $wp->public_query_vars, true ) ) {
					$query[ $key ] = $value;
					if ( isset( $post_type_query_vars[ $key ] ) ) {
						$query['post_type'] = $post_type_query_vars[ $key ];
						$query['name']      = $value;
					}
				}
			}

			// Resolve conflicts between posts with numeric slugs and date archive queries.
			$query = wp_resolve_numeric_slug_conflicts( $query );

			// Do the query.
			$query = new WP_Query( $query );
			if ( ! empty( $query->posts ) && $query->is_singular ) {
				return $query->post->ID;
			} else {
				return 0;
			}
		}
	}
	return 0;
}
'wpseo_search_console',
			'wpseo_licenses',
		];

		return in_array( $current_page, $yoast_seo_free_pages, true );
	}

	/**
	 * Determine if Yoast SEO is in development mode?
	 *
	 * Inspired by JetPack (https://github.com/Automattic/jetpack/blob/master/class.jetpack.php#L1383-L1406).
	 *
	 * @since 3.0.0
	 *
	 * @return bool
	 */
	public static function is_development_mode() {
		$development_mode = false;

		if ( defined( 'YOAST_ENVIRONMENT' ) && YOAST_ENVIRONMENT === 'development' ) {
			$development_mode = true;
		}
		elseif ( defined( 'WPSEO_DEBUG' ) ) {
			$development_mode = WPSEO_DEBUG;
		}
		elseif ( site_url() && strpos( site_url(), '.' ) === false ) {
			$development_mode = true;
		}

		/**
		 * Filter the Yoast SEO development mode.
		 *
		 * @since 3.0
		 *
		 * @param bool $development_mode Is Yoast SEOs development mode active.
		 */
		return apply_filters( 'yoast_seo_development_mode', $development_mode );
	}

	/**
	 * Retrieve home URL with proper trailing slash.
	 *
	 * @since 3.3.0
	 *
	 * @param string      $path   Path relative to home URL.
	 * @param string|null $scheme Scheme to apply.
	 *
	 * @return string Home URL with optional path, appropriately slashed if not.
	 */
	public static function home_url( $path = '', $scheme = null ) {
		return YoastSEO()->helpers->url->home( $path, $scheme );
	}

	/**
	 * Checks if the WP-REST-API is available.
	 *
	 * @since 3.6
	 * @since 3.7 Introduced the $minimum_version parameter.
	 *
	 * @param string $minimum_version The minimum version the API should be.
	 *
	 * @return bool Returns true if the API is available.
	 */
	public static function is_api_available( $minimum_version = '2.0' ) {
		return ( defined( 'REST_API_VERSION' )
			&& version_compare( REST_API_VERSION, $minimum_version, '>=' ) );
	}

	/**
	 * Determine whether or not the metabox should be displayed for a post type.
	 *
	 * @param string|null $post_type Optional. The post type to check the visibility of the metabox for.
	 *
	 * @return bool Whether or not the metabox should be displayed.
	 */
	protected static function display_post_type_metabox( $post_type = null ) {
		if ( ! isset( $post_type ) ) {
			$post_type = get_post_type();
		}

		if ( ! isset( $post_type ) || ! WPSEO_Post_Type::is_post_type_accessible( $post_type ) ) {
			return false;
		}

		if ( $post_type === 'attachment' && WPSEO_Options::get( 'disable-attachment' ) ) {
			return false;
		}

		return apply_filters( 'wpseo_enable_editor_features_' . $post_type, WPSEO_Options::get( 'display-metabox-pt-' . $post_type ) );
	}

	/**
	 * Determine whether or not the metabox should be displayed for a taxonomy.
	 *
	 * @param string|null $taxonomy Optional. The post type to check the visibility of the metabox for.
	 *
	 * @return bool Whether or not the metabox should be displayed.
	 */
	protected static function display_taxonomy_metabox( $taxonomy = null ) {
		if ( ! isset( $taxonomy ) || ! in_array( $taxonomy, get_taxonomies( [ 'public' => true ], 'names' ), true ) ) {
			return false;
		}

		return WPSEO_Options::get( 'display-metabox-tax-' . $taxonomy );
	}

	/**
	 * Determines whether the metabox is active for the given identifier and type.
	 *
	 * @param string $identifier The identifier to check for.
	 * @param string $type       The type to check for.
	 *
	 * @return bool Whether or not the metabox is active.
	 */
	public static function is_metabox_active( $identifier, $type ) {
		if ( $type === 'post_type' ) {
			return self::display_post_type_metabox( $identifier );
		}

		if ( $type === 'taxonomy' ) {
			return self::display_taxonomy_metabox( $identifier );
		}

		return false;
	}

	/**
	 * Determines whether the plugin is active for the entire network.
	 *
	 * @return bool Whether the plugin is network-active.
	 */
	public static function is_plugin_network_active() {
		return YoastSEO()->helpers->url->is_plugin_network_active();
	}

	/**
	 * Gets the type of the current post.
	 *
	 * @return string The post type, or an empty string.
	 */
	public static function get_post_type() {
		$wp_screen = get_current_screen();

		if ( $wp_screen !== null && ! empty( $wp_screen->post_type ) ) {
			return $wp_screen->post_type;
		}
		return '';
	}

	/**
	 * Gets the type of the current page.
	 *
	 * @return string Returns 'post' if the current page is a post edit page. Taxonomy in other cases.
	 */
	public static function get_page_type() {
		global $pagenow;
		if ( WPSEO_Metabox::is_post_edit( $pagenow ) ) {
			return 'post';
		}

		return 'taxonomy';
	}

	/**
	 * Getter for the Adminl10n array. Applies the wpseo_admin_l10n filter.
	 *
	 * @return array The Adminl10n array.
	 */
	public static function get_admin_l10n() {
		$post_type = self::get_post_type();
		$page_type = self::get_page_type();

		$label_object = false;
		$no_index     = false;

		if ( $page_type === 'post' ) {
			$label_object = get_post_type_object( $post_type );
			$no_index     = WPSEO_Options::get( 'noindex-' . $post_type, false );
		}
		else {
			$label_object = WPSEO_Taxonomy::get_labels();

			$wp_screen = get_current_screen();

			if ( $wp_screen !== null && ! empty( $wp_screen->taxonomy ) ) {
				$taxonomy_slug = $wp_screen->taxonomy;
				$no_index      = WPSEO_Options::get( 'noindex-tax-' . $taxonomy_slug, false );
			}
		}

		$wpseo_admin_l10n = [
			'displayAdvancedTab'    => WPSEO_Capability_Utils::current_user_can( 'wpseo_edit_advanced_metadata' ) || ! WPSEO_Options::get( 'disableadvanced_meta' ),
			'noIndex'               => (bool) $no_index,
			'isPostType'            => (bool) get_post_type(),
			'postType'              => get_post_type(),
			'postTypeNamePlural'    => ( $page_type === 'post' ) ? $label_object->label : $label_object->name,
			'postTypeNameSingular'  => ( $page_type === 'post' ) ? $label_object->labels->singular_name : $label_object->singular_name,
			'isBreadcrumbsDisabled' => WPSEO_Options::get( 'breadcrumbs-enable', false ) !== true && ! current_theme_supports( 'yoast-seo-breadcrumbs' ),
			// phpcs:ignore Generic.ControlStructures.DisallowYodaConditions -- Bug: squizlabs/PHP_CodeSniffer#2962.
			'isPrivateBlog'         => ( (string) get_option( 'blog_public' ) ) === '0',
			'news_seo_is_active'    => ( defined( 'WPSEO_NEWS_FILE' ) ),
		];

		$additional_entries = apply_filters( 'wpseo_admin_l10n', [] );
		if ( is_array( $additional_entries ) ) {
			$wpseo_admin_l10n = array_merge( $wpseo_admin_l10n, $additional_entries );
		}

		return $wpseo_admin_l10n;
	}

	/**
	 * Retrieves the analysis worker log level. Defaults to errors only.
	 *
	 * Uses bool YOAST_SEO_DEBUG as flag to enable logging. Off equals ERROR.
	 * Uses string YOAST_SEO_DEBUG_ANALYSIS_WORKER as log level for the Analysis
	 * Worker. Defaults to INFO.
	 * Can be: TRACE, DEBUG, INFO, WARN or ERROR.
	 *
	 * @return string The log level to use.
	 */
	public static function get_analysis_worker_log_level() {
		if ( defined( 'YOAST_SEO_DEBUG' ) && YOAST_SEO_DEBUG ) {
			return defined( 'YOAST_SEO_DEBUG_ANALYSIS_WORKER' ) ? YOAST_SEO_DEBUG_ANALYSIS_WORKER : 'INFO';
		}

		return 'ERROR';
	}

	/**
	 * Returns the unfiltered home URL.
	 *
	 * In case WPML is installed, returns the original home_url and not the WPML version.
	 * In case of a multisite setup we return the network_home_url.
	 *
	 * @codeCoverageIgnore
	 *
	 * @return string The home url.
	 */
	public static function get_home_url() {
		return YoastSEO()->helpers->url->network_safe_home_url();
	}

	/**
	 * Prepares data for outputting as JSON.
	 *
	 * @param array $data The data to format.
	 *
	 * @return false|string The prepared JSON string.
	 */
	public static function format_json_encode( $data ) {
		$flags = ( JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE );

		if ( self::is_development_mode() ) {
			$flags = ( $flags | JSON_PRETTY_PRINT );

			/**
			 * Filter the Yoast SEO development mode.
			 *
			 * @param array $data Allows filtering of the JSON data for debug purposes.
			 */
			$data = apply_filters( 'wpseo_debug_json_data', $data );
		}

		// phpcs:ignore Yoast.Yoast.JsonEncodeAlternative.FoundWithAdditionalParams -- This is the definition of format_json_encode.
		return wp_json_encode( $data, $flags );
	}

	/**
	 * Extends the allowed post tags with accessibility-related attributes.
	 *
	 * @codeCoverageIgnore
	 *
	 * @param array $allowed_post_tags The allowed post tags.
	 *
	 * @return array The allowed tags including post tags, input tags and select tags.
	 */
	public static function extend_kses_post_with_a11y( $allowed_post_tags ) {
		static $a11y_tags;

		if ( isset( $a11y_tags ) === false ) {
			$a11y_tags = [
				'button'   => [
					'aria-expanded' => true,
					'aria-controls' => true,
				],
				'div'      => [
					'tabindex' => true,
				],
				// Below are attributes that are needed for backwards compatibility (WP < 5.1).
				'span'     => [
					'aria-hidden' => true,
				],
				'input'    => [
					'aria-describedby' => true,
				],
				'select'   => [
					'aria-describedby' => true,
				],
				'textarea' => [
					'aria-describedby' => true,
				],
			];

			// Add the global allowed attributes to each html element.
			$a11y_tags = array_map( '_wp_add_global_attributes', $a11y_tags );
		}

		return array_merge_recursive( $allowed_post_tags, $a11y_tags );
	}

	/**
	 * Extends the allowed post tags with input, select and option tags.
	 *
	 * @codeCoverageIgnore
	 *
	 * @param array $allowed_post_tags The allowed post tags.
	 *
	 * @return array The allowed tags including post tags, input tags, select tags and option tags.
	 */
	public static function extend_kses_post_with_forms( $allowed_post_tags ) {
		static $input_tags;

		if ( isset( $input_tags ) === false ) {
			$input_tags = [
				'input' => [
					'accept'          => true,
					'accesskey'       => true,
					'align'           => true,
					'alt'             => true,
					'autocomplete'    => true,
					'autofocus'       => true,
					'checked'         => true,
					'contenteditable' => true,
					'dirname'         => true,
					'disabled'        => true,
					'draggable'       => true,
					'dropzone'        => true,
					'form'            => true,
					'formaction'      => true,
					'formenctype'     => true,
					'formmethod'      => true,
					'formnovalidate'  => true,
					'formtarget'      => true,
					'height'          => true,
					'hidden'          => true,
					'lang'            => true,
					'list'            => true,
					'max'             => true,
					'maxlength'       => true,
					'min'             => true,
					'multiple'        => true,
					'name'            => true,
					'pattern'         => true,
					'placeholder'     => true,
					'readonly'        => true,
					'required'        => true,
					'size'            => true,
					'spellcheck'      => true,
					'src'             => true,
					'step'            => true,
					'tabindex'        => true,
					'translate'       => true,
					'type'            => true,
					'value'           => true,
					'width'           => true,

					/*
					 * Below are attributes that are needed for backwards compatibility (WP < 5.1).
					 * They are used for the social media image in the metabox.
					 * These can be removed once we move to the React versions of the social previews.
					 */
					'data-target'     => true,
					'data-target-id'  => true,
				],
				'select' => [
					'accesskey'       => true,
					'autofocus'       => true,
					'contenteditable' => true,
					'disabled'        => true,
					'draggable'       => true,
					'dropzone'        => true,
					'form'            => true,
					'hidden'          => true,
					'lang'            => true,
					'multiple'        => true,
					'name'            => true,
					'onblur'          => true,
					'onchange'        => true,
					'oncontextmenu'   => true,
					'onfocus'         => true,
					'oninput'         => true,
					'oninvalid'       => true,
					'onreset'         => true,
					'onsearch'        => true,
					'onselect'        => true,
					'onsubmit'        => true,
					'required'        => true,
					'size'            => true,
					'spellcheck'      => true,
					'tabindex'        => true,
					'translate'       => true,
				],
				'option' => [
					'class'    => true,
					'disabled' => true,
					'id'       => true,
					'label'    => true,
					'selected' => true,
					'value'    => true,
				],
			];

			// Add the global allowed attributes to each html element.
			$input_tags = array_map( '_wp_add_global_attributes', $input_tags );
		}

		return array_merge_recursive( $allowed_post_tags, $input_tags );
	}

	/**
	 * Gets an array of enabled features.
	 *
	 * @return string[] The array of enabled features.
	 */
	public static function retrieve_enabled_features() {
		/**
		 * The feature flag integration.
		 *
		 * @var Feature_Flag_Integration $feature_flag_integration;
		 */
		$feature_flag_integration = YoastSEO()->classes->get( Feature_Flag_Integration::class );
		return $feature_flag_integration->get_enabled_features();
	}
}