This is slider shortcode for wordpress with custom post registration

rrf_wp_slider_code

/**** Register Custom Post *****/

function industry_theme_custom_post() {
    register_post_type( 'industry-slides',
        array(
            'labels' => array(
                'name' => __( 'Slides' ),
                'singular_name' => __( 'Slide' )
            ),
            'supports' => array('title', 'editor', 'custom-fields', 'thumbnail', 'page-attributes'),
            'public' => false,
            'show_ui' => true
        )
    );
}
add_action( 'init', 'industry_theme_custom_post' );



function industry_slides_shortcode( $atts) {
	extract( shortcode_atts( array(

	'post_count_by_user' => '2',

	'post_type_by_user' => 'industry-slides',

	), $atts));


	$args = array(
		'post_type' => $post_type_by_user ,
		'posts_per_page' => $post_count_by_user
	);

	$query = new WP_Query( $args );

	$random_industry_slide = rand(20,30);

	$return_string = '
				<script>
					jQuery( window ).load(function($) {
					    jQuery("#idustry-slider-'.$random_industry_slide.'").owlCarousel({
					    	items : 1 ,
					    	loop : true ,
					    	nav : true ,
					    	dots : true ,
					    	autoplay : false ,
					    	navText : ["<i class=\'fa fa-angle-left\'></i>" , "<i class=\'fa fa-angle-right\'></i>"]
					    });
					});
	 			</script>

	 			<div id="idustry-slider-'.$random_industry_slide.'" class="owl-carousel slides-div">';

					if ( $query->have_posts() ) {

					    while ( $query->have_posts() ) {

					 		$query->the_post();

					 		$post_id = get_the_ID();

					 		$return_string .= '
					 			<div style="background-image:url('.get_the_post_thumbnail_url($post_id,'large').')" class="single-slider">
						 			<div class="single-slider-inner">
						 				<div class="container">
						 					<div class="row">
							 					<div class="col-md-6">
							 						<h2>'.get_the_title($post_id).'</h2>
													'.wpautop(get_the_content($post_id)).'
							 					</div>
						 					</div>
						 				</div>
						 			</div>
					 			</div>
					 		' ;
						}

					}

					$return_string .= '</div>' ;

					wp_reset_query();

					return $return_string ;

}

add_shortcode( 'industry-slides', 'industry_slides_shortcode' );