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<?php
/**
* Server-side rendering of the `core/post-comments-link` block.
*
* @package WordPress
*/
/**
* Renders the `core/post-comments-link` block on the server.
*
* @since 6.9.0
*
* @param array $attributes Block attributes.
* @param string $content Block default content.
* @param WP_Block $block Block instance.
* @return string Returns the rendered link.
*/
function render_block_core_post_comments_link( $attributes, $content, $block ) {
if (
! isset( $block->context['postId'] ) ||
isset( $block->context['postId'] ) &&
! comments_open( $block->context['postId'] )
) {
return '';
}
$classes = array();
if ( isset( $attributes['textAlign'] ) ) {
$classes[] = 'has-text-align-' . $attributes['textAlign'];
}
if ( isset( $attributes['style']['elements']['link']['color']['text'] ) ) {
$classes[] = 'has-link-color';
}
$wrapper_attributes = get_block_wrapper_attributes( array( 'class' => implode( ' ', $classes ) ) );
$comments_number = (int) get_comments_number( $block->context['postId'] );
$comments_link = get_comments_link( $block->context['postId'] );
$post_title = get_the_title( $block->context['postId'] );
$comment_html = '';
if ( 0 === $comments_number ) {
$comment_html = sprintf(
/* translators: %s post title */
__( 'No comments<span class="screen-reader-text"> on %s</span>' ),
$post_title
);
} else {
$comment_html = sprintf(
/* translators: 1: Number of comments, 2: post title */
_n(
'%1$s comment<span class="screen-reader-text"> on %2$s</span>',
'%1$s comments<span class="screen-reader-text"> on %2$s</span>',
$comments_number
),
esc_html( number_format_i18n( $comments_number ) ),
$post_title
);
}
return '<div ' . $wrapper_attributes . '><a href=' . esc_url( $comments_link ) . '>' . $comment_html . '</a></div>';
}
/**
* Registers the `core/post-comments-link` block on the server.
*
* @since 6.9.0
*/
function register_block_core_post_comments_link() {
register_block_type_from_metadata(
__DIR__ . '/post-comments-link',
array(
'render_callback' => 'render_block_core_post_comments_link',
)
);
}
add_action( 'init', 'register_block_core_post_comments_link' );
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