| 
<?php/**
 * Server-side rendering of the `core/post-content` block.
 *
 * @package WordPress
 */
 
 /**
 * Renders the `core/post-content` block on the server.
 *
 * @since 5.8.0
 *
 * @param array    $attributes Block attributes.
 * @param string   $content    Block default content.
 * @param WP_Block $block      Block instance.
 * @return string Returns the filtered post content of the current post.
 */
 function render_block_core_post_content( $attributes, $content, $block ) {
 static $seen_ids = array();
 
 if ( ! isset( $block->context['postId'] ) ) {
 return '';
 }
 
 $post_id = $block->context['postId'];
 
 if ( isset( $seen_ids[ $post_id ] ) ) {
 // WP_DEBUG_DISPLAY must only be honored when WP_DEBUG. This precedent
 // is set in `wp_debug_mode()`.
 $is_debug = WP_DEBUG && WP_DEBUG_DISPLAY;
 
 return $is_debug ?
 // translators: Visible only in the front end, this warning takes the place of a faulty block.
 __( '[block rendering halted]' ) :
 '';
 }
 
 $seen_ids[ $post_id ] = true;
 
 // When inside the main loop, we want to use queried object
 // so that `the_preview` for the current post can apply.
 // We force this behavior by omitting the third argument (post ID) from the `get_the_content`.
 $content = get_the_content();
 // Check for nextpage to display page links for paginated posts.
 if ( has_block( 'core/nextpage' ) ) {
 $content .= wp_link_pages( array( 'echo' => 0 ) );
 }
 
 /** This filter is documented in wp-includes/post-template.php */
 $content = apply_filters( 'the_content', str_replace( ']]>', ']]>', $content ) );
 unset( $seen_ids[ $post_id ] );
 
 if ( empty( $content ) ) {
 return '';
 }
 
 $wrapper_attributes = get_block_wrapper_attributes( array( 'class' => 'entry-content' ) );
 
 return (
 '<div ' . $wrapper_attributes . '>' .
 $content .
 '</div>'
 );
 }
 
 /**
 * Registers the `core/post-content` block on the server.
 *
 * @since 5.8.0
 */
 function register_block_core_post_content() {
 register_block_type_from_metadata(
 __DIR__ . '/post-content',
 array(
 'render_callback' => 'render_block_core_post_content',
 )
 );
 }
 add_action( 'init', 'register_block_core_post_content' );
 
 |