$queried_object = \get_queried_object();
        // Don't call get_class with null. This gives a warning.
        $class = ( $queried_object !== null ) ? \get_class( $queried_object ) : null;
 
        switch ( $class ) {
            // Post type archive feeds.
            case 'WP_Post_Type':
                $url = $this->meta->for_post_type_archive( $queried_object->name )->canonical;
                break;
            // Post comment feeds.
            case 'WP_Post':
                $url = $this->meta->for_post( $queried_object->ID )->canonical;
                break;
            // Term feeds.
            case 'WP_Term':
                $url = $this->meta->for_term( $queried_object->term_id )->canonical;
                break;
            // Author feeds.
            case 'WP_User':
                $url = $this->meta->for_author( $queried_object->ID )->canonical;
                break;
            // This would be NULL on the home page and on date archive feeds.
            case null:
                $url = $this->meta->for_home_page()->canonical;
                break;
            default:
                break;
        }
 
        return $url;
    }
}
 

     */
    public function handle_rss_feed() {
        $this->send_canonical_header( false );
    }
 
    /**
     * Adds a canonical link header to the main canonical URL for the requested feed object. If it is not a comment
     * feed.
     *
     * @param bool $for_comments If the RRS feed is meant for a comment feed.
     *
     * @return void
     */
    public function send_canonical_header( $for_comments ) {
 
        if ( $for_comments || \headers_sent() ) {
            return;
        }
 
        $url = $this->get_url_for_queried_object( $this->meta->for_home_page()->canonical );
        if ( ! empty( $url ) ) {
            \header( \sprintf( 'Link: <%s>; rel="canonical"', $url ), false );
        }
    }
 
    /**
     * Adds noindex, follow tag for comment feeds.
     *
     * @param bool $for_comments If the RSS feed is meant for a comment feed.
     *
     * @return void
     */
    public function add_robots_headers( $for_comments ) {
        if ( $for_comments && ! \headers_sent() ) {
            \header( 'X-Robots-Tag: noindex, follow', true );
        }
    }
 
    /**
     * Makes sure the title separator set in Yoast SEO is used for all feeds.

 
        $num_args = count( $args );
 
        do {
            $this->current_priority[ $nesting_level ] = current( $this->iterations[ $nesting_level ] );
 
            $priority = $this->current_priority[ $nesting_level ];
 
            foreach ( $this->callbacks[ $priority ] as $the_ ) {
                if ( ! $this->doing_action ) {
                    $args[0] = $value;
                }
 
                // Avoid the array_slice() if possible.
                if ( 0 === $the_['accepted_args'] ) {
                    $value = call_user_func( $the_['function'] );
                } elseif ( $the_['accepted_args'] >= $num_args ) {
                    $value = call_user_func_array( $the_['function'], $args );
                } else {
                    $value = call_user_func_array( $the_['function'], array_slice( $args, 0, $the_['accepted_args'] ) );
                }
            }
        } while ( false !== next( $this->iterations[ $nesting_level ] ) );
 
        unset( $this->iterations[ $nesting_level ] );
        unset( $this->current_priority[ $nesting_level ] );
 
        --$this->nesting_level;
 
        return $value;
    }
 
    /**
     * Calls the callback functions that have been added to an action hook.
     *
     * @since 4.7.0
     *
     * @param array $args Parameters to pass to the callback functions.
     */
    public function do_action( $args ) {

        } while ( false !== next( $this->iterations[ $nesting_level ] ) );
 
        unset( $this->iterations[ $nesting_level ] );
        unset( $this->current_priority[ $nesting_level ] );
 
        --$this->nesting_level;
 
        return $value;
    }
 
    /**
     * Calls the callback functions that have been added to an action hook.
     *
     * @since 4.7.0
     *
     * @param array $args Parameters to pass to the callback functions.
     */
    public function do_action( $args ) {
        $this->doing_action = true;
        $this->apply_filters( '', $args );
 
        // If there are recursive calls to the current action, we haven't finished it until we get to the last one.
        if ( ! $this->nesting_level ) {
            $this->doing_action = false;
        }
    }
 
    /**
     * Processes the functions hooked into the 'all' hook.
     *
     * @since 4.7.0
     *
     * @param array $args Arguments to pass to the hook callbacks. Passed by reference.
     */
    public function do_all_hook( &$args ) {
        $nesting_level                      = $this->nesting_level++;
        $this->iterations[ $nesting_level ] = $this->priorities;
 
        do {
            $priority = current( $this->iterations[ $nesting_level ] );

    if ( ! isset( $wp_filter[ $hook_name ] ) ) {
        if ( isset( $wp_filter['all'] ) ) {
            array_pop( $wp_current_filter );
        }
 
        return;
    }
 
    if ( ! isset( $wp_filter['all'] ) ) {
        $wp_current_filter[] = $hook_name;
    }
 
    if ( empty( $arg ) ) {
        $arg[] = '';
    } elseif ( is_array( $arg[0] ) && 1 === count( $arg[0] ) && isset( $arg[0][0] ) && is_object( $arg[0][0] ) ) {
        // Backward compatibility for PHP4-style passing of `array( &$this )` as action `$arg`.
        $arg[0] = $arg[0][0];
    }
 
    $wp_filter[ $hook_name ]->do_action( $arg );
 
    array_pop( $wp_current_filter );
}
 
/**
 * Calls the callback functions that have been added to an action hook, specifying arguments in an array.
 *
 * @since 2.1.0
 *
 * @see do_action() This function is identical, but the arguments passed to the
 *                  functions hooked to `$hook_name` are supplied using an array.
 *
 * @global WP_Hook[] $wp_filter         Stores all of the filters and actions.
 * @global int[]     $wp_actions        Stores the number of times each action was triggered.
 * @global string[]  $wp_current_filter Stores the list of current filters with the current one last.
 *
 * @param string $hook_name The name of the action to be executed.
 * @param array  $args      The arguments supplied to the functions hooked to `$hook_name`.
 */
function do_action_ref_array( $hook_name, $args ) {

 
    /**
     * Fires once the given feed is loaded.
     *
     * The dynamic portion of the hook name, `$feed`, refers to the feed template name.
     *
     * Possible hook names include:
     *
     *  - `do_feed_atom`
     *  - `do_feed_rdf`
     *  - `do_feed_rss`
     *  - `do_feed_rss2`
     *
     * @since 2.1.0
     * @since 4.4.0 The `$feed` parameter was added.
     *
     * @param bool   $is_comment_feed Whether the feed is a comment feed.
     * @param string $feed            The feed name.
     */
    do_action( "do_feed_{$feed}", $wp_query->is_comment_feed, $feed );
}
 
/**
 * Loads the RDF RSS 0.91 Feed template.
 *
 * @since 2.1.0
 *
 * @see load_template()
 */
function do_feed_rdf() {
    load_template( ABSPATH . WPINC . '/feed-rdf.php' );
}
 
/**
 * Loads the RSS 1.0 Feed Template.
 *
 * @since 2.1.0
 *
 * @see load_template()
 */

 
// Process feeds and trackbacks even if not using themes.
if ( is_robots() ) {
    /**
     * Fired when the template loader determines a robots.txt request.
     *
     * @since 2.1.0
     */
    do_action( 'do_robots' );
    return;
} elseif ( is_favicon() ) {
    /**
     * Fired when the template loader determines a favicon.ico request.
     *
     * @since 5.4.0
     */
    do_action( 'do_favicon' );
    return;
} elseif ( is_feed() ) {
    do_feed();
    return;
} elseif ( is_trackback() ) {
    require ABSPATH . 'wp-trackback.php';
    return;
}
 
if ( wp_using_themes() ) {
 
    $tag_templates = array(
        'is_embed'             => 'get_embed_template',
        'is_404'               => 'get_404_template',
        'is_search'            => 'get_search_template',
        'is_front_page'        => 'get_front_page_template',
        'is_home'              => 'get_home_template',
        'is_privacy_policy'    => 'get_privacy_policy_template',
        'is_post_type_archive' => 'get_post_type_archive_template',
        'is_tax'               => 'get_taxonomy_template',
        'is_attachment'        => 'get_attachment_template',
        'is_single'            => 'get_single_template',
        'is_page'              => 'get_page_template',

<?php
/**
 * Loads the WordPress environment and template.
 *
 * @package WordPress
 */
 
if ( ! isset( $wp_did_header ) ) {
 
    $wp_did_header = true;
 
    // Load the WordPress library.
    require_once __DIR__ . '/wp-load.php';
 
    // Set up the WordPress query.
    wp();
 
    // Load the theme template.
    require_once ABSPATH . WPINC . '/template-loader.php';
 
}
 

<?php
/**
 * Front to the WordPress application. This file doesn't do anything, but loads
 * wp-blog-header.php which does and tells WordPress to load the theme.
 *
 * @package WordPress
 */
 
/**
 * Tells WordPress to load the WordPress theme and output it.
 *
 * @var bool
 */
define( 'WP_USE_THEMES', true );
 
/** Loads the WordPress Environment and Template */
require __DIR__ . '/wp-blog-header.php';