4 Trees - Custom Post Type / Child Theme / functions.php

/**
 * init functions
 */
add_action( 'init','ftc_init', 0 );
function ftc_init() {

    // build custom post type ##
    ftc_cuztom();

}

/* cuztom CPT function */
function ftc_cuztom() {

    $tree = new Cuztom_Post_Type( 'Tree', array(
        'has_archive'           => false,
        'menu_position'     => 5,
        'supports'              => array( 'title', 'editor', 'thumbnail', 'custom-fields', 'excerpt', 'comments' )
    ));

    $taxonomy = register_cuztom_taxonomy( 'Tree Tag', 'tree', array(
        'hierarchical'          => false,
    ));

    $taxonomy = register_cuztom_taxonomy( 'Tree Category', 'tree' );

    $sidebar = register_cuztom_sidebar( array(
        'name'                  => __( 'Tree Sidebar', 'ftchild' ),
        'id'                    => 'sidebar-tree',
        'description'           => __( 'Widgets shown in the Tree sidebar area.', 'ftchild' ),
        'before_title'          => '<h4>',
        'after_title'           => '</h4>',
        'before_widget'         => '<div class="sidepanel">',
        'after_widget'          => '</div>',
    ) );

}


/*
 * Fix CPT nav_menu highlight bug ##
 * You need to edit menu-item-967 to match the ID of the page you add to contain your CPT ##
 */
add_filter('nav_menu_css_class', 'ftc_add_class_to_wp_nav_menu', 10, 2 );
function ftc_add_class_to_wp_nav_menu( $classes, $item ) {

    switch (get_post_type()) {

        case 'tree': // we're viewing a custom post type, so remove the 'current_page_xxx and current-menu-item' from all menu items.

            $classes = array_filter( $classes, "ftf_remove_parent_classes" );

            // add the current page class to a specific menu item (replace ###).
            if ( in_array('menu-item-967', $classes) ) {
               $classes[] = 'current_page_parent';
            }

        break;

    }
    return $classes;
}