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1 <?php 2 /** 3 * Server-side rendering of the `core/post-comments-form` block. 4 * 5 * @package WordPress 6 */ 7 8 /** 9 * Renders the `core/post-comments-form` block on the server. 10 * 11 * @param array $attributes Block attributes. 12 * @param string $content Block default content. 13 * @param WP_Block $block Block instance. 14 * @return string Returns the filtered post comments form for the current post. 15 */ 16 function render_block_core_post_comments_form( $attributes, $content, $block ) { 17 if ( ! isset( $block->context['postId'] ) ) { 18 return ''; 19 } 20 21 if ( post_password_required( $block->context['postId'] ) ) { 22 return; 23 } 24 25 $classes = array( 'comment-respond' ); // See comment further below. 26 if ( isset( $attributes['textAlign'] ) ) { 27 $classes[] = 'has-text-align-' . $attributes['textAlign']; 28 } 29 if ( isset( $attributes['style']['elements']['link']['color']['text'] ) ) { 30 $classes[] = 'has-link-color'; 31 } 32 $wrapper_attributes = get_block_wrapper_attributes( array( 'class' => implode( ' ', $classes ) ) ); 33 34 add_filter( 'comment_form_defaults', 'post_comments_form_block_form_defaults' ); 35 36 ob_start(); 37 comment_form( array(), $block->context['postId'] ); 38 $form = ob_get_clean(); 39 40 remove_filter( 'comment_form_defaults', 'post_comments_form_block_form_defaults' ); 41 42 // We use the outermost wrapping `<div />` returned by `comment_form()` 43 // which is identified by its default classname `comment-respond` to inject 44 // our wrapper attributes. This way, it is guaranteed that all styling applied 45 // to the block is carried along when the comment form is moved to the location 46 // of the 'Reply' link that the user clicked by Core's `comment-reply.js` script. 47 $form = str_replace( 'class="comment-respond"', $wrapper_attributes, $form ); 48 49 // Enqueue the comment-reply script. 50 wp_enqueue_script( 'comment-reply' ); 51 52 return $form; 53 } 54 55 /** 56 * Registers the `core/post-comments-form` block on the server. 57 */ 58 function register_block_core_post_comments_form() { 59 register_block_type_from_metadata( 60 __DIR__ . '/post-comments-form', 61 array( 62 'render_callback' => 'render_block_core_post_comments_form', 63 ) 64 ); 65 } 66 add_action( 'init', 'register_block_core_post_comments_form' ); 67 68 /** 69 * Use the button block classes for the form-submit button. 70 * 71 * @param array $fields The default comment form arguments. 72 * 73 * @return array Returns the modified fields. 74 */ 75 function post_comments_form_block_form_defaults( $fields ) { 76 if ( wp_is_block_theme() ) { 77 $fields['submit_button'] = '<input name="%1$s" type="submit" id="%2$s" class="wp-block-button__link ' . wp_theme_get_element_class_name( 'button' ) . '" value="%4$s" />'; 78 $fields['submit_field'] = '<p class="form-submit wp-block-button">%1$s %2$s</p>'; 79 } 80 81 return $fields; 82 }
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Generated : Fri Mar 29 08:20:02 2024 | Cross-referenced by PHPXref |