WordPress/wp-includes/blocks/post-content.php

81 lines
2.0 KiB
PHP

<?php
/**
* Server-side rendering of the `core/post-content` block.
*
* @package WordPress
*/
/**
* Renders the `core/post-content` block on the server.
*
* @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 ] ) ) {
if ( ! is_admin() ) {
trigger_error(
sprintf(
// translators: %s is a post ID (integer).
__( 'Could not render Post Content block with post ID: <code>%s</code>. Block cannot be rendered inside itself.' ),
$post_id
),
E_USER_WARNING
);
}
$is_debug = defined( 'WP_DEBUG' ) && WP_DEBUG &&
defined( 'WP_DEBUG_DISPLAY' ) && 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;
if ( ! in_the_loop() ) {
the_post();
}
$content = get_the_content( null, false, $post_id );
/** This filter is documented in wp-includes/post-template.php */
$content = apply_filters( 'the_content', str_replace( ']]>', ']]&gt;', $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.
*/
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' );