1<?php
  2/**
  3 * Server-side rendering of the `core/post-author` block.
  4 *
  5 * @package WordPress
  6 */
  7
  8/**
  9 * Renders the `core/post-author` block on the server.
 10 *
 11 * @since 5.9.0
 12 *
 13 * @param  array    $attributes Block attributes.
 14 * @param  string   $content    Block default content.
 15 * @param  WP_Block $block      Block instance.
 16 * @return string Returns the rendered author block.
 17 */
 18function render_block_core_post_author( $attributes, $content, $block ) {
 19	if ( ! isset( $block->context['postId'] ) ) {
 20		$author_id = get_query_var( 'author' );
 21	} else {
 22		$author_id = get_post_field( 'post_author', $block->context['postId'] );
 23	}
 24
 25	if ( empty( $author_id ) ) {
 26		return '';
 27	}
 28
 29	if ( isset( $block->context['postType'] ) && ! post_type_supports( $block->context['postType'], 'author' ) ) {
 30		return '';
 31	}
 32
 33	$avatar = ! empty( $attributes['avatarSize'] ) ? get_avatar(
 34		$author_id,
 35		$attributes['avatarSize']
 36	) : null;
 37
 38	$link        = get_author_posts_url( $author_id );
 39	$author_name = get_the_author_meta( 'display_name', $author_id );
 40	if ( ! empty( $attributes['isLink'] && ! empty( $attributes['linkTarget'] ) ) ) {
 41		$author_name = sprintf( '<a href="%1$s" target="%2$s">%3$s</a>', esc_url( $link ), esc_attr( $attributes['linkTarget'] ), $author_name );
 42	}
 43
 44	$byline  = ! empty( $attributes['byline'] ) ? $attributes['byline'] : false;
 45	$classes = array();
 46	if ( isset( $attributes['itemsJustification'] ) ) {
 47		$classes[] = 'items-justified-' . $attributes['itemsJustification'];
 48	}
 49	if ( isset( $attributes['textAlign'] ) ) {
 50		$classes[] = 'has-text-align-' . $attributes['textAlign'];
 51	}
 52	if ( isset( $attributes['style']['elements']['link']['color']['text'] ) ) {
 53		$classes[] = 'has-link-color';
 54	}
 55
 56	$wrapper_attributes = get_block_wrapper_attributes( array( 'class' => implode( ' ', $classes ) ) );
 57
 58	return sprintf( '<div %1$s>', $wrapper_attributes ) .
 59	( ! empty( $attributes['showAvatar'] ) ? '<div class="wp-block-post-author__avatar">' . $avatar . '</div>' : '' ) .
 60	'<div class="wp-block-post-author__content">' .
 61	( ! empty( $byline ) ? '<p class="wp-block-post-author__byline">' . wp_kses_post( $byline ) . '</p>' : '' ) .
 62	'<p class="wp-block-post-author__name">' . $author_name . '</p>' .
 63	( ! empty( $attributes['showBio'] ) ? '<p class="wp-block-post-author__bio">' . get_the_author_meta( 'user_description', $author_id ) . '</p>' : '' ) .
 64	'</div>' .
 65	'</div>';
 66}
 67
 68/**
 69 * Registers the `core/post-author` block on the server.
 70 *
 71 * @since 5.9.0
 72 */
 73function register_block_core_post_author() {
 74	register_block_type_from_metadata(
 75		__DIR__ . '/post-author',
 76		array(
 77			'render_callback' => 'render_block_core_post_author',
 78		)
 79	);
 80}
 81add_action( 'init', 'register_block_core_post_author' );
 82