Click to load more posts in Genesis archives

archive.php

<?php

/**
 * AJAX Load More
 * @link http://www.billerickson.net/infinite-scroll-in-wordpress
 */
function be_ajax_load_more() {

	check_ajax_referer( 'be-load-more-nonce', 'nonce' );

	$args = isset( $_POST['query'] ) ? array_map( 'esc_attr', $_POST['query'] ) : array();
	$args['post_type'] = isset( $args['post_type'] ) ? esc_attr( $args['post_type'] ) : 'post';
	$args['paged'] = esc_attr( $_POST['page'] );
	$args['post_status'] = 'publish';

	ob_start();
	$loop = new WP_Query( $args );
	if( $loop->have_posts() ): while( $loop->have_posts() ): $loop->the_post();
		be_post_summary();
	endwhile; endif; wp_reset_postdata();
	$data = ob_get_clean();
	wp_send_json_success( $data );
	wp_die();
}
add_action( 'wp_ajax_be_ajax_load_more', 'be_ajax_load_more' );
add_action( 'wp_ajax_nopriv_be_ajax_load_more', 'be_ajax_load_more' );

/**
 * Javascript for Load More
 *
 */
function be_load_more_js() {

	global $wp_query;
	$args = array(
		'nonce' => wp_create_nonce( 'be-load-more-nonce' ),
		'url'   => admin_url( 'admin-ajax.php' ),
		'query' => $wp_query->query,
	);

	wp_enqueue_script( 'be-load-more', get_stylesheet_directory_uri() . '/js/load-more.js', array( 'jquery' ), '1.0', true );
	wp_localize_script( 'be-load-more', 'beloadmore', $args );

}
add_action( 'wp_enqueue_scripts', 'be_load_more_js' );

add_action( 'loop_start', 'sk_opening' );
function sk_opening() {
	echo '<div class="post-listing">';
}

add_action( 'loop_end', 'sk_closing' );
function sk_closing() {
	echo '</div>';
}

// Remove Archive Pagination
remove_action( 'genesis_after_endwhile', 'genesis_posts_nav' );

genesis();

functions.php

function be_post_summary() {
	echo '<li>' . get_the_title() . '</li>';
}

load-more.js

jQuery(function($){

	$('.post-listing').append( '<span class="load-more">Click here to load earlier stories</span>' );
	var button = $('.post-listing .load-more');
	var page = 2;
	var loading = false;

	$('body').on('click', '.load-more', function(){
		if( ! loading ) {
			loading = true;
			var data = {
				action: 'be_ajax_load_more',
				nonce: beloadmore.nonce,
				page: page,
				query: beloadmore.query,
			};
			$.post(beloadmore.url, data, function(res) {
				if( res.success) {
					$('.post-listing').append( res.data );
					$('.post-listing').append( button );
					page = page + 1;
					loading = false;
				} else {
					console.log(res);
				}
			}).fail(function(xhr, textStatus, e) {
				// console.log(xhr.responseText);
			});
		}
	});

});