WordPress MultiSite Custom BreadCrumbs NavXT Plugin

add_action('bcn_after_fill', 'post_landing_page_breadcrumb_adder');
function post_landing_page_breadcrumb_adder($breadcrumb_trail)
{
    /**
    * Get multi-site blog id..
    */
    $site_id = get_current_blog_id();

    /**
    * Only execute if we are on a post..
    */
    if ( ! is_singular( [ 'post' ] ) ) {
        return;
    }

    /**
    * Default breadcrumb template..
    */
    $breadcrumb_template = '<span class="breadcrumb-link-wrap" itemprop="itemListElement" itemscope="" itemtype="https://schema.org/ListItem" property="itemListElement" typeof="ListItem"><a itemprop="item" property="item" typeof="WebPage" title="Go to %title%." href="%link%" class="%type%"><span property="name">%htitle%</span></a><meta property="position" content="%position%"></span>';

    /**
    * Store the first and last breadcrumbs, we're rebuilding the middle part..
    */
    $breadcrumb_root = reset( $breadcrumb_trail->breadcrumbs );
    $breadcrumb_end = end( $breadcrumb_trail->breadcrumbs );

    /**
    * Begin building our custom breadcrumb, add in as many conditions as necessary..
    */
    $multisite_page = null;
    $mutlisite_page_breadcrumb_title = null;
    $custom_page = null;
    $breadcrumb_title = null;

    if ( $site_id == 2 ) {
        $multisite_page = get_page_by_path( '/about/' );
        $mutlisite_page_breadcrumb_title = __( 'About' );

        $custom_page = get_page_by_path( '/about/news/' );
        $breadcrumb_title = __( 'News' );
    }
    else if ( $site_id == 3 ) {
        $multisite_page = get_page_by_path( '/admissions/' );
        $mutlisite_page_breadcrumb_title = __( 'Admissions' );

        // WEIRD ITS GIVING ME THE WRONG URL...
        //$custom_page = get_page_by_path( '/admissions/blue-hose/' );
        $custom_page = get_page( 2152 );
        $breadcrumb_title = __( 'Be A Blue Hose' );
    }
    else if ($site_id == 6 ) {
        $multisite_page = get_page_by_path( '/giving/' );
        $mutlisite_page_breadcrumb_title = __( 'Giving' );

        $custom_page = get_page_by_path( '/giving/stories/' );
        $breadcrumb_title = __( 'Stories' );
    }
    else {
        return;
    }

    /**
    * Create the breadcrumb object..
    */
    $mutlisite_page_breadcrumb_link = get_the_permalink( $multisite_page->ID );
    $breadcrumb_link = get_the_permalink( $custom_page->ID );

    $multisite_breadcrumb = new bcn_breadcrumb( $mutlisite_page_breadcrumb_title, $breadcrumb_template, [], $mutlisite_page_breadcrumb_link, $multisite_page->ID );
    $custom_item_breadcrumb = new bcn_breadcrumb( $breadcrumb_title, $breadcrumb_template, [], $breadcrumb_link, $custom_page->ID );

    /**
    * Update the Breadcrumb NavXT object..
    */
    $breadcrumb_trail->breadcrumbs = [
        $breadcrumb_root,
        $custom_item_breadcrumb,
        $multisite_breadcrumb,
        $breadcrumb_end,
    ];
}