Testimonials.php

<?php

namespace Kunoichi\BlockLibrary\Blocks;


use Kunoichi\BlockLibrary;
use Kunoichi\BlockLibrary\Pattern\BlockLibraryBase;

class Testimonials extends BlockLibraryBase {

	protected $block_name = 'testimonials';

	protected function init() {
		// Before run constructor, check if testimonial is enabled.
		if ( ! class_exists( 'Kunoichi\Testimonials\TestimonialPostType' ) || ! \Kunoichi\Testimonials\TestimonialPostType::is_active() ) {
			$this->disabled = true;
		}
		return parent::init();
	}


	protected function filter_attributes( $args ) {
		return array_merge( parent::filter_attributes( $args ), [
			'attributes' => [
				'ids'    => [
					'type'    => 'string',
					'default' => '',
				],
				'order'  => [
					'type'    => 'string',
					'default' => 'latest',
				],
				'number' => [
					'type'    => 'integer',
					'default' => 5,
				],
			],
		] );
	}

	public function render_callback( $attributes = [], $content = '' ) {
		$attributes = wp_parse_args( $attributes, [
			'ids'    => '',
			'order'  => 'latest',
			'number' => 5,
		] );
		$query_args = [
			'post_type'   => \Kunoichi\Testimonials\TestimonialPostType::get_post_type(),
			'post_status' => 'publish',
		];
		$ids        = array_filter( array_map( 'trim', explode( ',', $attributes['ids'] ) ), 'is_numeric' );
		if ( $ids ) {
			$query_args = array_merge( $query_args, [
				'post__in' => $ids,
				'orderby'  => 'post__in',
			] );
		} else {
			switch ( $attributes['order'] ) {
				case 'menu_order':
					$query_args['orderby'] = [
						'menu_order' => 'DESC',
					];
					break;
				case 'random':
					$query_args['orderby'] = 'rand';
					break;
				default:
					$query_args['orderby'] = [
						'date' => 'DESC',
					];
					break;
			}
			$query_args['posts_per_page'] = max( 1, $attributes['number'] );
		}
		$query = new \WP_Query( $query_args );
		if ( ! $query->have_posts() ) {
			return $this->is_rest() ? sprintf(
				'<div class="components-placeholder"><div class="components-placeholder__label"><span class="dashicons dashicons-awards"></span> %s</div><div class="components-placeholder__instructions">%s</div></div>',
				esc_html__( 'Testimonials', 'kbl' ),
				esc_html__( 'No testimonial matches your criteria.', 'kbl' )
			) : '';
		}
		ob_start();
		?>
		<div class="kbl-testimonial-wrapper">
			<?php
			while ( $query->have_posts() ) :
				$query->the_post();
				?>
				<?php
				$item = apply_filters( 'kbl_testimonials_item', '', $attributes, $content, $query );
				if ( $item ) :
					echo $content;
				else :
					$this->get_template_parts( 'block-testimonial' );
					?>
				<?php endif; ?>
				<?php
			endwhile;
			wp_reset_postdata();
			?>
		</div>
		<?php
		$content = ob_get_contents();
		ob_end_clean();
		return $content;
	}
}