67 lines
1.6 KiB
PHP
67 lines
1.6 KiB
PHP
<?php
|
|
/**
|
|
* Server-side rendering of the `core/block` block.
|
|
*
|
|
* @package WordPress
|
|
*/
|
|
|
|
/**
|
|
* Renders the `core/block` block on server.
|
|
*
|
|
* @param array $attributes The block attributes.
|
|
*
|
|
* @return string Rendered HTML of the referenced block.
|
|
*/
|
|
function render_block_core_block( $attributes ) {
|
|
static $seen_refs = array();
|
|
|
|
if ( empty( $attributes['ref'] ) ) {
|
|
return '';
|
|
}
|
|
|
|
$reusable_block = get_post( $attributes['ref'] );
|
|
if ( ! $reusable_block || 'wp_block' !== $reusable_block->post_type ) {
|
|
return '';
|
|
}
|
|
|
|
if ( isset( $seen_refs[ $attributes['ref'] ] ) ) {
|
|
// WP_DEBUG_DISPLAY must only be honored when WP_DEBUG. This precedent
|
|
// is set in `wp_debug_mode()`.
|
|
$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]' ) :
|
|
'';
|
|
}
|
|
|
|
if ( 'publish' !== $reusable_block->post_status || ! empty( $reusable_block->post_password ) ) {
|
|
return '';
|
|
}
|
|
|
|
$seen_refs[ $attributes['ref'] ] = true;
|
|
|
|
// Handle embeds for reusable blocks.
|
|
global $wp_embed;
|
|
$content = $wp_embed->run_shortcode( $reusable_block->post_content );
|
|
$content = $wp_embed->autoembed( $content );
|
|
|
|
$content = do_blocks( $content );
|
|
unset( $seen_refs[ $attributes['ref'] ] );
|
|
return $content;
|
|
}
|
|
|
|
/**
|
|
* Registers the `core/block` block.
|
|
*/
|
|
function register_block_core_block() {
|
|
register_block_type_from_metadata(
|
|
__DIR__ . '/block',
|
|
array(
|
|
'render_callback' => 'render_block_core_block',
|
|
)
|
|
);
|
|
}
|
|
add_action( 'init', 'register_block_core_block' );
|