Nested Category archive

category.php

<?php
/**
 * The template for displaying nested category pages.
 *
 * @package GeneratePress
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit; // Exit if accessed directly.
}

get_header(); ?>

	<div <?php generate_do_attr( 'content' ); ?>>
		<main <?php generate_do_attr( 'main' ); ?>>
			<?php
			/**
			 * generate_before_main_content hook.
			 *
			 * @since 0.1
			 */
			do_action( 'generate_before_main_content' );

			if ( generate_has_default_loop() ) {
				if ( have_posts() ) :

					/**
					 * generate_archive_title hook.
					 *
					 * @since 0.1
					 *
					 * @hooked generate_archive_title - 10
					 */
					do_action( 'generate_archive_title' );

					/**
					 * generate_before_loop hook.
					 *
					 * @since 3.1.0
					 */
					do_action( 'generate_before_loop', 'archive' );

					/** Foreach loop if category is parent */
					$current_cat = get_queried_object();
					$subcategories = get_categories( 
						array( 'parent' => $current_cat->term_id )
					);
					if(!empty($subcategories)){

						foreach($subcategories as $cat){
							
							echo '<div class="subcategory-header">'.$cat->name.'</div>';
							$cat_posts = get_posts( array(
								'posts_per_page' => -1,
								'category'       => $cat->term_id
							) );

							if ( $cat_posts ) {
								foreach ( $cat_posts as $post ) :
									generate_do_template_part( 'archive' );
								endforeach;
							}

						}

					} else {
						/** if not a parent the return default loop. */
						while ( have_posts() ) :

							the_post();
	
							generate_do_template_part( 'archive' );
	
						endwhile;
					}


					/**
					 * generate_after_loop hook.
					 *
					 * @since 2.3
					 */
					do_action( 'generate_after_loop', 'archive' );

				else :

					generate_do_template_part( 'none' );

				endif;
			}

			/**
			 * generate_after_main_content hook.
			 *
			 * @since 0.1
			 */
			do_action( 'generate_after_main_content' );
			?>
		</main>
	</div>

	<?php
	/**
	 * generate_after_primary_content_area hook.
	 *
	 * @since 2.0
	 */
	do_action( 'generate_after_primary_content_area' );

	generate_construct_sidebars();

	get_footer();