Class 12

<?php if ( ! defined( 'ABSPATH' ) ) { die; } // Cannot access pages directly.

function factorian_slides_shortcode($atts){
    extract( shortcode_atts( array(
        'count' => 3,
        'loop' => 'true',
        'slide_id' => '',
        'slider_height' => '730',
        'autoplay' => 'false',
        'autoplayTimeout' => 5000,
        'nav' => 'true',
        'dots' => 'true',
    ), $atts) );

    if ( $count == 1 ) {
            $q = new WP_Query(array('posts_per_page' => $count, 'post_type' => 'slide', 'p' => $slider_id));
    } else {
            $q = new WP_Query(array('posts_per_page' => $count, 'post_type' => 'slide'));
    }

    if ( $count == 1 ) {
        $list = '';
    } else {
        $list = '
                <script>
                    jQuery(window).load(function() {
                        jQuery(".factorian-slides").owlCarousel({
                            items: 1,
                            loop: '.$loop.',
                            autoplay : '.$autoplay.',
                            autoplayTimeout : '.$autoplayTimeout.',
                            nav : '.$nav.',
                            dots : '.$dots.',
                            navText : ["<i class=\'fa fa-angle-left\'></i>", "<i class=\'fa fa-angle-right\'></i>"]
                        });
                    });
                </script>';
    }




    $list .= '
    <div class="factorian-slides">';
    while($q->have_posts()) : $q->the_post();
        $idd = get_the_ID();

        // Slide meta array exist
        if(get_post_meta($idd, 'factorian_slide_options', true)) {
            $slide_meta = get_post_meta($idd, 'factorian_slide_options', true);
        } else {
            $slide_meta = array();
        }

        // Slide meta array exist
        if(array_key_exists('overlay', $slide_meta)) {
            $overlay = $slide_meta['overlay'];
        } else {
            $overlay = true;
        }

        // Slide meta array exist
        if(array_key_exists('overlay_percentage', $slide_meta)) {
            $overlay_percentage = $slide_meta['overlay_percentage'];
        } else {
            $overlay_percentage = .7;
        }

        // Slide meta array exist
        if(array_key_exists('overlay_color', $slide_meta)) {
            $overlay_color = $slide_meta['overlay_color'];
        } else {
            $overlay_color = '#020202';
        }



        $post_content = get_the_content();
        $list .= '
            <div style="background-image: url('.get_the_post_thumbnail_url($idd, 'large').'); height:'.$slider_height.'px;" class="factorian-slide-item">';

        if($overlay == true) {
            $list .='<div style="opacity:'.$overlay_percentage.'; background-color:'.$overlay_color.';" class="slide-overlay"></div>';
        }

        $list .='

            <div class="slide-content-table">
                <div class="slide-content-tablecell">
                    <div class="container">
                        <div class="row">
                            <div class="col-md-6">
                                <h2>'.get_the_title($idd).'</h2>
                                '.wpautop($post_content).'';

        if(!empty($slide_meta['buttons'])) {
            $list .='<div class="slide-buttons">';
                foreach($slide_meta['buttons'] as $button) {
                    if($button['link_type'] == 1) {
                        $btn_link = get_page_link($button['link_to_page']);
                    } else {
                        $btn_link = $button['link_to_external'];
                    }

                    $list .='<a href="'.$btn_link.'" class="'.$button['type'].'-btn factorain-slide-btn">'.$button['text'].'</a>';
                }
            $list .='</div>';
        }

       $list .='


                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        ';
    endwhile;
    $list .= '</div>';
    wp_reset_query();
    return $list;
}
add_shortcode('factorian_slides', 'factorian_slides_shortcode');