<?php
/**
* Server-side rendering of the `core/comment-content` block.
*
* @package WordPress
*/

/**
* Renders the `core/comment-content` block on the server.
*
* @since 6.0.0
*
* @param array $attributes Block attributes.
* @param string $content Block default content.
* @param WP_Block $block Block instance.
* @return string Return the post comment's content.
*/
function render_block_core_comment_content( $attributes, $content, $block ) {
if ( ! isset( $block->context['commentId'] ) ) {
return '';
}

$comment = get_comment( $block->context['commentId'] );
$commenter = wp_get_current_commenter();
$show_pending_links = isset( $commenter['comment_author'] ) && $commenter['comment_author'];
if ( empty( $comment ) ) {
return '';
}

$args = array();
$comment_text = get_comment_text( $comment, $args );
if ( ! $comment_text ) {
return '';
}

/** This filter is documented in wp-includes/comment-template.php */
$comment_text = apply_filters( 'comment_text', $comment_text, $comment, $args );

$moderation_note = '';
if ( '0' === $comment->comment_approved ) {
$commenter = wp_get_current_commenter();

if ( $commenter['comment_author_email'] ) {
$moderation_note = __( 'Your comment is awaiting moderation.' );
} else {
$moderation_note = __( 'Your comment is awaiting moderation. This is a preview; your comment will be visible after it has been approved.' );
}
$moderation_note = '<p><em class="comment-awaiting-moderation">' . $moderation_note . '</em></p>';
if ( ! $show_pending_links ) {
$comment_text = wp_kses( $comment_text, array() );
}
}

$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 ) ) );

return sprintf(
'<div %1$s>%2$s%3$s</div>',
$wrapper_attributes,
$moderation_note,
$comment_text
);
}

/**
* Registers the `core/comment-content` block on the server.
*
* @since 6.0.0
*/
function register_block_core_comment_content() {
register_block_type_from_metadata(
__DIR__ . '/comment-content',
array(
'render_callback' => 'render_block_core_comment_content',
)
);
}
add_action( 'init', 'register_block_core_comment_content' );