wp/wp-includes/blocks/post-content.php
changeset 18 be944660c56a
child 19 3d72ae0968f4
equal deleted inserted replaced
17:34716fd837a4 18:be944660c56a
       
     1 <?php
       
     2 /**
       
     3  * Server-side rendering of the `core/post-content` block.
       
     4  *
       
     5  * @package WordPress
       
     6  */
       
     7 
       
     8 /**
       
     9  * Renders the `core/post-content` 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 content of the current post.
       
    15  */
       
    16 function render_block_core_post_content( $attributes, $content, $block ) {
       
    17 	static $seen_ids = array();
       
    18 
       
    19 	if ( ! isset( $block->context['postId'] ) ) {
       
    20 		return '';
       
    21 	}
       
    22 
       
    23 	$post_id = $block->context['postId'];
       
    24 
       
    25 	if ( isset( $seen_ids[ $post_id ] ) ) {
       
    26 		// WP_DEBUG_DISPLAY must only be honored when WP_DEBUG. This precedent
       
    27 		// is set in `wp_debug_mode()`.
       
    28 		$is_debug = defined( 'WP_DEBUG' ) && WP_DEBUG &&
       
    29 			defined( 'WP_DEBUG_DISPLAY' ) && WP_DEBUG_DISPLAY;
       
    30 
       
    31 		return $is_debug ?
       
    32 			// translators: Visible only in the front end, this warning takes the place of a faulty block.
       
    33 			__( '[block rendering halted]' ) :
       
    34 			'';
       
    35 	}
       
    36 
       
    37 	$seen_ids[ $post_id ] = true;
       
    38 
       
    39 	if ( ! in_the_loop() && have_posts() ) {
       
    40 		the_post();
       
    41 	}
       
    42 
       
    43 	$content = get_the_content( null, false, $post_id );
       
    44 	/** This filter is documented in wp-includes/post-template.php */
       
    45 	$content = apply_filters( 'the_content', str_replace( ']]>', ']]&gt;', $content ) );
       
    46 	unset( $seen_ids[ $post_id ] );
       
    47 
       
    48 	if ( empty( $content ) ) {
       
    49 		return '';
       
    50 	}
       
    51 
       
    52 	$wrapper_attributes = get_block_wrapper_attributes( array( 'class' => 'entry-content' ) );
       
    53 
       
    54 	return (
       
    55 		'<div ' . $wrapper_attributes . '>' .
       
    56 			$content .
       
    57 		'</div>'
       
    58 	);
       
    59 }
       
    60 
       
    61 /**
       
    62  * Registers the `core/post-content` block on the server.
       
    63  */
       
    64 function register_block_core_post_content() {
       
    65 	register_block_type_from_metadata(
       
    66 		__DIR__ . '/post-content',
       
    67 		array(
       
    68 			'render_callback' => 'render_block_core_post_content',
       
    69 		)
       
    70 	);
       
    71 }
       
    72 add_action( 'init', 'register_block_core_post_content' );