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<?php |
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/** |
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* Server-side rendering of the `core/latest-posts` block. |
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* |
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* @package WordPress |
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*/ |
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|
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/** |
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* The excerpt length set by the Latest Posts core block |
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* set at render time and used by the block itself. |
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* |
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* @var int |
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*/ |
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global $block_core_latest_posts_excerpt_length; |
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$block_core_latest_posts_excerpt_length = 0; |
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|
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/** |
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* Callback for the excerpt_length filter used by |
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* the Latest Posts block at render time. |
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* |
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* @since 5.4.0 |
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* |
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* @return int Returns the global $block_core_latest_posts_excerpt_length variable |
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* to allow the excerpt_length filter respect the Latest Block setting. |
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*/ |
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function gutenberg_block_core_latest_posts_get_excerpt_length() { |
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global $block_core_latest_posts_excerpt_length; |
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return $block_core_latest_posts_excerpt_length; |
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} |
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|
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/** |
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* Renders the `core/latest-posts` block on server. |
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* |
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* @since 5.0.0 |
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* |
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* @param array $attributes The block attributes. |
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* |
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* @return string Returns the post content with latest posts added. |
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*/ |
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function gutenberg_render_block_core_latest_posts( $attributes ) { |
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global $post, $block_core_latest_posts_excerpt_length; |
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|
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$args = array( |
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'posts_per_page' => $attributes['postsToShow'], |
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'post_status' => 'publish', |
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'order' => $attributes['order'], |
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'orderby' => $attributes['orderBy'], |
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'ignore_sticky_posts' => true, |
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'no_found_rows' => true, |
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); |
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|
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$block_core_latest_posts_excerpt_length = $attributes['excerptLength']; |
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add_filter( 'excerpt_length', 'gutenberg_block_core_latest_posts_get_excerpt_length', 20 ); |
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|
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if ( ! empty( $attributes['categories'] ) ) { |
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$args['category__in'] = array_column( $attributes['categories'], 'id' ); |
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} |
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if ( isset( $attributes['selectedAuthor'] ) ) { |
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$args['author'] = $attributes['selectedAuthor']; |
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} |
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|
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$query = new WP_Query(); |
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$recent_posts = $query->query( $args ); |
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|
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if ( isset( $attributes['displayFeaturedImage'] ) && $attributes['displayFeaturedImage'] ) { |
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update_post_thumbnail_cache( $query ); |
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} |
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|
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$list_items_markup = ''; |
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|
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foreach ( $recent_posts as $post ) { |
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$post_link = esc_url( get_permalink( $post ) ); |
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$title = get_the_title( $post ); |
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|
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if ( ! $title ) { |
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$title = __( '(no title)' ); |
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} |
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|
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$list_items_markup .= '<li>'; |
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|
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if ( $attributes['displayFeaturedImage'] && has_post_thumbnail( $post ) ) { |
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$image_style = ''; |
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if ( isset( $attributes['featuredImageSizeWidth'] ) ) { |
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$image_style .= sprintf( 'max-width:%spx;', $attributes['featuredImageSizeWidth'] ); |
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} |
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if ( isset( $attributes['featuredImageSizeHeight'] ) ) { |
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$image_style .= sprintf( 'max-height:%spx;', $attributes['featuredImageSizeHeight'] ); |
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} |
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|
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$image_classes = 'wp-block-latest-posts__featured-image'; |
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if ( isset( $attributes['featuredImageAlign'] ) ) { |
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$image_classes .= ' align' . $attributes['featuredImageAlign']; |
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} |
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|
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$featured_image = get_the_post_thumbnail( |
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$post, |
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$attributes['featuredImageSizeSlug'], |
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array( |
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'style' => esc_attr( $image_style ), |
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) |
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); |
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if ( $attributes['addLinkToFeaturedImage'] ) { |
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$featured_image = sprintf( |
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'<a href="%1$s" aria-label="%2$s">%3$s</a>', |
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esc_url( $post_link ), |
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esc_attr( $title ), |
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$featured_image |
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); |
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} |
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$list_items_markup .= sprintf( |
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'<div class="%1$s">%2$s</div>', |
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esc_attr( $image_classes ), |
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$featured_image |
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); |
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} |
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|
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$list_items_markup .= sprintf( |
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'<a class="wp-block-latest-posts__post-title" href="%1$s">%2$s</a>', |
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esc_url( $post_link ), |
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$title |
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); |
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|
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if ( isset( $attributes['displayAuthor'] ) && $attributes['displayAuthor'] ) { |
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$author_display_name = get_the_author_meta( 'display_name', $post->post_author ); |
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|
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/* translators: byline. %s: current author. */ |
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$byline = sprintf( __( 'by %s' ), $author_display_name ); |
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|
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if ( ! empty( $author_display_name ) ) { |
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$list_items_markup .= sprintf( |
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'<div class="wp-block-latest-posts__post-author">%1$s</div>', |
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$byline |
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); |
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} |
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} |
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|
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if ( isset( $attributes['displayPostDate'] ) && $attributes['displayPostDate'] ) { |
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$list_items_markup .= sprintf( |
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'<time datetime="%1$s" class="wp-block-latest-posts__post-date">%2$s</time>', |
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esc_attr( get_the_date( 'c', $post ) ), |
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get_the_date( '', $post ) |
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); |
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} |
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|
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if ( isset( $attributes['displayPostContent'] ) && $attributes['displayPostContent'] |
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&& isset( $attributes['displayPostContentRadio'] ) && 'excerpt' === $attributes['displayPostContentRadio'] ) { |
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|
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$trimmed_excerpt = get_the_excerpt( $post ); |
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|
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/* |
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* Adds a "Read more" link with screen reader text. |
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* […] is the default excerpt ending from wp_trim_excerpt() in Core. |
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*/ |
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if ( str_ends_with( $trimmed_excerpt, ' […]' ) ) { |
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/** This filter is documented in wp-includes/formatting.php */ |
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$excerpt_length = (int) apply_filters( 'excerpt_length', $block_core_latest_posts_excerpt_length ); |
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if ( $excerpt_length <= $block_core_latest_posts_excerpt_length ) { |
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$trimmed_excerpt = substr( $trimmed_excerpt, 0, -11 ); |
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$trimmed_excerpt .= sprintf( |
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/* translators: 1: A URL to a post, 2: Hidden accessibility text: Post title */ |
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__( '… <a class="wp-block-latest-posts__read-more" href="%1$s" rel="noopener noreferrer">Read more<span class="screen-reader-text">: %2$s</span></a>' ), |
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esc_url( $post_link ), |
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esc_html( $title ) |
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); |
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} |
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} |
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|
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if ( post_password_required( $post ) ) { |
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$trimmed_excerpt = __( 'This content is password protected.' ); |
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} |
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|
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$list_items_markup .= sprintf( |
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'<div class="wp-block-latest-posts__post-excerpt">%1$s</div>', |
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$trimmed_excerpt |
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); |
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} |
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|
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if ( isset( $attributes['displayPostContent'] ) && $attributes['displayPostContent'] |
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&& isset( $attributes['displayPostContentRadio'] ) && 'full_post' === $attributes['displayPostContentRadio'] ) { |
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|
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$post_content = html_entity_decode( $post->post_content, ENT_QUOTES, get_option( 'blog_charset' ) ); |
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|
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if ( post_password_required( $post ) ) { |
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$post_content = __( 'This content is password protected.' ); |
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} |
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|
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$list_items_markup .= sprintf( |
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'<div class="wp-block-latest-posts__post-full-content">%1$s</div>', |
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wp_kses_post( $post_content ) |
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); |
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} |
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|
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$list_items_markup .= "</li>\n"; |
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} |
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|
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remove_filter( 'excerpt_length', 'gutenberg_block_core_latest_posts_get_excerpt_length', 20 ); |
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|
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$classes = array( 'wp-block-latest-posts__list' ); |
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if ( isset( $attributes['postLayout'] ) && 'grid' === $attributes['postLayout'] ) { |
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$classes[] = 'is-grid'; |
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} |
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if ( isset( $attributes['columns'] ) && 'grid' === $attributes['postLayout'] ) { |
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$classes[] = 'columns-' . $attributes['columns']; |
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} |
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if ( isset( $attributes['displayPostDate'] ) && $attributes['displayPostDate'] ) { |
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$classes[] = 'has-dates'; |
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} |
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if ( isset( $attributes['displayAuthor'] ) && $attributes['displayAuthor'] ) { |
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$classes[] = 'has-author'; |
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} |
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if ( isset( $attributes['style']['elements']['link']['color']['text'] ) ) { |
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$classes[] = 'has-link-color'; |
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} |
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|
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$wrapper_attributes = get_block_wrapper_attributes( array( 'class' => implode( ' ', $classes ) ) ); |
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|
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return sprintf( |
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'<ul %1$s>%2$s</ul>', |
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$wrapper_attributes, |
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$list_items_markup |
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); |
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} |
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|
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/** |
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* Registers the `core/latest-posts` block on server. |
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* |
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* @since 5.0.0 |
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*/ |
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function gutenberg_register_block_core_latest_posts() { |
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register_block_type_from_metadata( |
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__DIR__ . '/latest-posts', |
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array( |
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'render_callback' => 'gutenberg_render_block_core_latest_posts', |
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) |
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); |
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} |
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add_action( 'init', 'gutenberg_register_block_core_latest_posts', 20 ); |
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|
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/** |
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* Handles outdated versions of the `core/latest-posts` block by converting |
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* attribute `categories` from a numeric string to an array with key `id`. |
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* |
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* This is done to accommodate the changes introduced in #20781 that sought to |
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* add support for multiple categories to the block. However, given that this |
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* block is dynamic, the usual provisions for block migration are insufficient, |
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* as they only act when a block is loaded in the editor. |
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* |
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* TODO: Remove when and if the bottom client-side deprecation for this block |
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* is removed. |
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* |
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* @since 5.5.0 |
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* |
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* @param array $block A single parsed block object. |
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* |
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* @return array The migrated block object. |
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*/ |
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function gutenberg_block_core_latest_posts_migrate_categories( $block ) { |
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if ( |
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'core/latest-posts' === $block['blockName'] && |
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! empty( $block['attrs']['categories'] ) && |
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is_string( $block['attrs']['categories'] ) |
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) { |
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$block['attrs']['categories'] = array( |
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array( 'id' => absint( $block['attrs']['categories'] ) ), |
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); |
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} |
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|
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return $block; |
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} |
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add_filter( 'render_block_data', 'gutenberg_block_core_latest_posts_migrate_categories' ); |
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|
