WP Logo Showcase Shortcode

function wpls_logo_slider( $atts, $content ) {

	global $post;

	// SiteOrigin Page Builder Gutenberg Block Tweak - Do not Display Preview
	if( isset( $_POST['action'] ) && ($_POST['action'] == 'so_panels_layout_block_preview' || $_POST['action'] == 'so_panels_builder_content_json') ) {
		return "[logoshowcase]";
	}

	// Divi Frontend Builder - Do not Display Preview
	if( function_exists( 'et_core_is_fb_enabled' ) && isset( $_POST['is_fb_preview'] ) && isset( $_POST['shortcode'] ) ) {
		return '<div class="wpls-builder-shrt-prev">
					<div class="wpls-builder-shrt-title"><span>'.esc_html__('Logo Showcase View', 'album-and-image-gallery-plus-lightbox').'</span></div>
					logoshowcase
				</div>';
	}

	// Fusion Builder Live Editor - Do not Display Preview
	if( class_exists( 'FusionBuilder' ) && (( isset( $_GET['builder'] ) && $_GET['builder'] == 'true' ) || ( isset( $_POST['action'] ) && $_POST['action'] == 'get_shortcode_render' )) ) {
		return '<div class="wpls-builder-shrt-prev">
					<div class="wpls-builder-shrt-title"><span>'.esc_html__('Logo Showcase View', 'album-and-image-gallery-plus-lightbox').'</span></div>
					logoshowcase
				</div>';
	}

	// Shortcode Parameter
	extract(shortcode_atts(array(
		'limit' 			=> 15,
		'design'			=> 'design-1',
		'cat_id'			=> '',
		'cat_name' 			=> '',
		'slides_column'		=> 4,
		'slides_scroll'		=> 1,
		'dots'				=> 'true',
		'arrows'			=> 'true',
		'autoplay'			=> 'true',
		'autoplay_interval'	=> 3000,
		'speed'				=> 800,
		'center_mode'		=> 'false',
		'rtl'				=> '',
		'loop'				=> 'true',
		'link_target'		=> 'self',
		'show_title'		=> 'false',
		'image_size'		=> 'full',
		'orderby'			=> 'date',
		'order'				=> 'ASC',
		'hide_border'		=> 'true',
		'max_height'		=> 250,
		'lazyload'			=> '', // ondemand or progressive
		'className'			=> '',
		'align'				=> '',
		'extra_class'		=> '',
	), $atts, 'logoshowcase'));

	$shortcode_designs	= wpls_logo_designs();
	$unique				= wplss_get_unique();
	$design				= array_key_exists( trim( $design ), $shortcode_designs ) ? $design 	: 'design-1';
	$limit				= ! empty( $limit ) 				? $limit 					: 15;
	$cat				= ! empty( $cat_id )				? explode( ',',$cat_id ) 	: '';
	$cat_name			= ! empty( $cat_name )				? $cat_name 				: '';
	$slides_scroll		= ! empty( $slides_scroll ) 		? $slides_scroll 			: 1;
	$dots				= ( $dots == 'false' ) 				? 'false' 					: 'true';
	$arrows				= ( $arrows == 'false' ) 			? 'false' 					: 'true';
	$autoplay			= ( $autoplay == 'false' ) 			? 'false' 					: 'true';
	$autoplay_interval	= ( $autoplay_interval !== '' ) 	? $autoplay_interval 		: 2000;
	$speed				= ! empty( $speed ) 				? $speed 					: 300;
	$loop				= ( $loop == 'false' ) 				? 'false'					: 'true';
	$link_target		= ( $link_target == 'blank' ) 		? '_blank' 					: '_self';
	$show_title			= ( $show_title == 'true' ) 		? 'true'					: 'false';
	$order				= ( strtolower($order) == 'asc' ) 	? 'ASC' 					: 'DESC';
	$orderby			= ! empty($orderby)	 				? $orderby 					: 'date';
	$hide_border		= ( $hide_border == 'true' ) 		? 'sliderimage_hide_border' : '';
	$max_height			= ! empty( $max_height ) 			? $max_height 				: 250;
	$lazyload			= ( $lazyload == 'ondemand' || $lazyload == 'progressive' ) ? $lazyload : '';
	$align				= ! empty( $align )					? 'align'.$align			: '';
	$extra_class		= $extra_class .' '. $align .' '. $className;
	$extra_class		= wpls_sanitize_html_classes( $extra_class );

	// For RTL
	if( empty( $rtl ) && is_rtl() ) {
		$rtl = 'true';
	} elseif ( $rtl == 'true' ) {
		$rtl = 'true';
	} else {
		$rtl = 'false';
	}

	// Shortcode file
	$design_file_path 	= WPLS_DIR . '/templates/' . $design . '.php';
	$design_file_path 	= file_exists( $design_file_path ) ? $design_file_path : '';

	// WP Query Parameters
	$query_args = array(
					'post_type' 		=> WPLS_POST_TYPE,
					'post_status' 		=> array( 'publish' ),
					'posts_per_page'	=> $limit,
					'order'          	=> $order,
					'orderby'        	=> $orderby,
				);

	if( $cat != "" ) {
		$query_args['tax_query'] = array(
									array( 
										'taxonomy'	=> WPLS_CAT_TYPE, 
										'field'		=> 'term_id', 
										'terms'		=> $cat,
									)
		);
	}

	// Enqueue required script
	wp_enqueue_script( 'wpos-slick-jquery' );
	wp_enqueue_script( 'wpls-public-js' );

	// WP Query Parameters
	$logo_query = new WP_Query($query_args);
	$post_count = $logo_query->post_count;

	// Slider configuration and taken care of centermode
	$slides_column 		= ( ! empty( $slides_column ) && $slides_column <= $post_count ) ? $slides_column : $post_count;
	$center_mode		= ( $center_mode == 'true' && $slides_column % 2 != 0 && $slides_column != $post_count ) ? 'true' : 'false';
	$center_mode_cls	= ( $center_mode == 'true' )	? 'wpls-center' : '';
	$dots_cls			= ( $dots == 'false' )			? 'wpls-dots-false' : '';

	// Slider configuration
	$slider_conf = compact( 'slides_column', 'slides_scroll', 'dots', 'arrows', 'autoplay', 'autoplay_interval', 'loop' , 'rtl', 'speed', 'center_mode', 'lazyload' );

	ob_start();

	// If post is there
	if( $logo_query->have_posts() ) {

		if( $cat_name != '' ) { ?>
		<h2><?php echo wp_kses_post( $cat_name ); ?></h2>
		<?php } ?>
		<style>
			#wpls-logo-showcase-slider-<?php echo esc_attr( $unique ); ?> .wpls-fix-box,
			#wpls-logo-showcase-slider-<?php echo esc_attr( $unique ); ?> .wpls-fix-box img.wp-post-image{max-height:<?php echo esc_attr( $max_height ); ?>px; }
		</style>
		<div class="wpls-wrap wpls-logo-showcase-slider-wrp wpls-logo-clearfix wpls-<?php echo esc_attr( $design.' '.$extra_class ); ?>" data-conf="<?php echo htmlspecialchars(json_encode($slider_conf)); ?>">
			<div class="wpls-logo-showcase logo_showcase wpls-logo-slider <?php echo esc_attr( $center_mode_cls ); ?> <?php echo esc_attr( $hide_border.' '.$dots_cls ); ?>" id="wpls-logo-showcase-slider-<?php echo esc_attr( $unique ); ?>" >
				<?php while ( $logo_query->have_posts() ) : $logo_query->the_post();

					$slider_orig_img	= wpls_get_logo_image( $post->ID, $image_size );
					$logourl 			= get_post_meta( $post->ID, 'wplss_slide_link', true );
					$feat_image_alt 	= get_post_meta( get_post_thumbnail_id( $post->ID ), '_wp_attachment_image_alt', true );
					$feat_image 		= $slider_orig_img;

					if ( $lazyload ) {
						$feat_image	= WPLS_URL.'assets/images/spacer.gif';
					}

					// Include shortcode html file
					if( $design_file_path ) {
						include( $design_file_path );
					}

					endwhile; ?>
			</div>
		</div>

		<?php
		wp_reset_postdata(); // Reset WP Query

		$content .= ob_get_clean();
		return $content;
	}
}