have_posts() ) : ?>
get_carousel_markup(); } elseif ( is_numeric( $selected_post ) ) { $widget_markup = $this->get_single_post_preview_markup( get_post( $selected_post ) ); } else { $widget_markup = ''; } echo $args['before_widget'] . $widget_markup . $args['after_widget']; // WPCS: XSS ok. } /** * Gets the carousel markup. * * @return string $markup The carousel markup. */ public function get_carousel_markup() { $post_previews = $this->get_all_post_preview_markup( $this->get_post_ids_for_carousel() ); $post_carousel = new Carousel( $post_previews ); return $post_carousel->get(); } /** * Gets the post IDs to show in the carousel. * * @return array $post_ids The post IDs to display in the carousel. */ public function get_post_ids_for_carousel() { /** * The number of posts in a carousel. * * @param int $number_posts The number of posts to display in the carousel. */ $posts_per_page = apply_filters( 'bwp_number_of_posts_in_carousel', self::NUMBER_OF_POSTS_IN_CAROUSEL ); $query = new \WP_Query( array( 'post_type' => 'post', 'orderby' => 'date', 'posts_per_page' => absint( $posts_per_page ), 'no_found_rows' => true, 'fields' => 'ids', ) ); $appw_post_ids = array(); foreach ( $query->posts as $post_for_carousel ) { if ( has_post_thumbnail( $post_for_carousel ) && get_the_ID() !== $post_for_carousel ) { $appw_post_ids[] = $post_for_carousel; } } return $appw_post_ids; } /** * Gets the post preview markup for all of the given IDs. * * @param array $post_ids The post IDs for which to get the preview markup. * @return array The post preview markup */ public function get_all_post_preview_markup( $post_ids ) { $post_preview_container = array(); foreach ( $post_ids as $post_id ) { $markup = $this->get_single_post_preview_markup( get_post( $post_id ) ); if ( $markup ) { $post_preview_container[] = $markup; } } return $post_preview_container; } /** * Gets the markup for a single post preview. * * @param \WP_Post $post The post for which to get the markup. * @return string $markup The markup for a single post preview, or an empty string. */ public function get_single_post_preview_markup( $post ) { // If post is already showing on the page, there's no need for a preview of it. if ( get_post() === $post || 'WP_Post' !== get_class( $post ) ) { return ''; } /** * The character length of the excerpt at the bottom of the single post preview. * * @param int */ $excerpt_length = apply_filters( 'appw_excerpt_length', self::DEFAULT_EXCERPT_LENGTH ); /** * The text for the single post preview link, which leads to the URL of the post. * * @param string */ $link_text = apply_filters( 'appw_link_text', __( 'Read more', 'adapter-post-preview' ) ); $text = strip_shortcodes( $post->post_content ); /** This filter is documented in wp-includes/post-template.php */ $text = apply_filters( 'the_content', $text ); $text = str_replace( ']]>', ']]>', $text ); /** This filter is documented in wp-includes/formatting.php */ $excerpt_more = apply_filters( 'excerpt_more', ' […]' ); $raw_excerpt = wp_trim_words( $text, $excerpt_length, $excerpt_more ); ob_start(); ?>