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<?php |
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/** |
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* Server-side rendering of the `core/post-comments-form` 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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* Renders the `core/post-comments-form` block on the server. |
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* |
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* @since 6.0.0 |
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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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* @return string Returns the filtered post comments form for the current post. |
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*/ |
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function gutenberg_render_block_core_post_comments_form( $attributes, $content, $block ) { |
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if ( ! isset( $block->context['postId'] ) ) { |
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return ''; |
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} |
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|
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if ( post_password_required( $block->context['postId'] ) ) { |
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return; |
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} |
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|
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$classes = array( 'comment-respond' ); // See comment further below. |
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if ( isset( $attributes['textAlign'] ) ) { |
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$classes[] = 'has-text-align-' . $attributes['textAlign']; |
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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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$wrapper_attributes = get_block_wrapper_attributes( array( 'class' => implode( ' ', $classes ) ) ); |
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|
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add_filter( 'comment_form_defaults', 'gutenberg_post_comments_form_block_form_defaults' ); |
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|
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ob_start(); |
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comment_form( array(), $block->context['postId'] ); |
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$form = ob_get_clean(); |
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|
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remove_filter( 'comment_form_defaults', 'gutenberg_post_comments_form_block_form_defaults' ); |
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|
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// We use the outermost wrapping `<div />` returned by `comment_form()` |
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// which is identified by its default classname `comment-respond` to inject |
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// our wrapper attributes. This way, it is guaranteed that all styling applied |
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// to the block is carried along when the comment form is moved to the location |
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// of the 'Reply' link that the user clicked by Core's `comment-reply.js` script. |
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$form = str_replace( 'class="comment-respond"', $wrapper_attributes, $form ); |
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|
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// Enqueue the comment-reply script. |
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wp_enqueue_script( 'comment-reply' ); |
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|
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return $form; |
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} |
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|
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/** |
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* Registers the `core/post-comments-form` block on the server. |
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* |
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* @since 6.0.0 |
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*/ |
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function gutenberg_register_block_core_post_comments_form() { |
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register_block_type_from_metadata( |
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__DIR__ . '/post-comments-form', |
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array( |
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'render_callback' => 'gutenberg_render_block_core_post_comments_form', |
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) |
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); |
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} |
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add_action( 'init', 'gutenberg_register_block_core_post_comments_form', 20 ); |
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|
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/** |
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* Use the button block classes for the form-submit button. |
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* |
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* @since 6.0.0 |
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* |
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* @param array $fields The default comment form arguments. |
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* |
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* @return array Returns the modified fields. |
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*/ |
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function gutenberg_post_comments_form_block_form_defaults( $fields ) { |
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if ( wp_is_block_theme() ) { |
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$fields['submit_button'] = '<input name="%1$s" type="submit" id="%2$s" class="wp-block-button__link ' . wp_theme_get_element_class_name( 'button' ) . '" value="%4$s" />'; |
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$fields['submit_field'] = '<p class="form-submit wp-block-button">%1$s %2$s</p>'; |
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} |
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|
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return $fields; |
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} |
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|
