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<?php |
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/** |
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* Server-side rendering of the `core/comment-template` 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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* Function that recursively renders a list of nested comments. |
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* |
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* @param WP_Comment[] $comments The array of comments. |
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* @param WP_Block $block Block instance. |
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* @return string |
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*/ |
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function gutenberg_block_core_comment_template_render_comments( $comments, $block ) { |
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$content = ''; |
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foreach ( $comments as $comment ) { |
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|
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$block_content = ( new WP_Block( |
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$block->parsed_block, |
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array( |
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'commentId' => $comment->comment_ID, |
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) |
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) )->render( array( 'dynamic' => false ) ); |
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|
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$children = $comment->get_children(); |
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|
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// If the comment has children, recurse to create the HTML for the nested |
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// comments. |
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if ( ! empty( $children ) ) { |
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$inner_content = gutenberg_block_core_comment_template_render_comments( |
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$children, |
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$block |
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); |
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$block_content .= sprintf( '<ol>%1$s</ol>', $inner_content ); |
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} |
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|
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$content .= '<li>' . $block_content . '</li>'; |
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} |
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|
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return $content; |
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|
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} |
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|
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/** |
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* Renders the `core/comment-template` block on the server. |
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* |
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* @param array $attributes Block attributes. |
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* @param string $content Block default content. |
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* @param WP_Block $block Block instance. |
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* |
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* @return string Returns the HTML representing the comments using the layout |
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* defined by the block's inner blocks. |
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*/ |
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function gutenberg_render_block_core_comment_template( $attributes, $content, $block ) { |
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// Bail out early if the post ID is not set for some reason. |
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if ( empty( $block->context['postId'] ) ) { |
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return ''; |
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} |
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|
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$comment_query = new WP_Comment_Query( |
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build_comment_query_vars_from_block( $block ) |
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); |
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|
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// Get an array of comments for the current post. |
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$comments = $comment_query->get_comments(); |
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if ( count( $comments ) === 0 ) { |
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return ''; |
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} |
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|
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$wrapper_attributes = get_block_wrapper_attributes(); |
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|
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return sprintf( |
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'<ol %1$s>%2$s</ol>', |
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$wrapper_attributes, |
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gutenberg_block_core_comment_template_render_comments( $comments, $block ) |
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); |
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} |
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|
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/** |
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* Registers the `core/comment-template` block on the server. |
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*/ |
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function gutenberg_register_block_core_comment_template() { |
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register_block_type_from_metadata( |
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__DIR__ . '/comment-template', |
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array( |
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'render_callback' => 'gutenberg_render_block_core_comment_template', |
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'skip_inner_blocks' => true, |
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) |
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); |
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} |
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add_action( 'init', 'gutenberg_register_block_core_comment_template', 20 ); |
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|
