context['queryId'] ) ? 'query-' . $block->context['queryId'] . '-page' : 'query-page';
$page = empty( $_GET[ $page_key ] ) ? 1 : (int) $_GET[ $page_key ];
$query_args = build_query_vars_from_query_block( $block, $page );
// Override the custom query with the global query if needed.
$use_global_query = ( isset( $block->context['query']['inherit'] ) && $block->context['query']['inherit'] );
if ( $use_global_query ) {
global $wp_query;
if ( $wp_query && isset( $wp_query->query_vars ) && is_array( $wp_query->query_vars ) ) {
// Unset `offset` because if is set, $wp_query overrides/ignores the paged parameter and breaks pagination.
unset( $query_args['offset'] );
$query_args = wp_parse_args( $wp_query->query_vars, $query_args );
if ( empty( $query_args['post_type'] ) && is_singular() ) {
$query_args['post_type'] = get_post_type( get_the_ID() );
}
}
}
$query = new WP_Query( $query_args );
if ( ! $query->have_posts() ) {
return '';
}
$classnames = '';
if ( isset( $block->context['displayLayout'] ) && isset( $block->context['query'] ) ) {
if ( isset( $block->context['displayLayout']['type'] ) && 'flex' === $block->context['displayLayout']['type'] ) {
$classnames = "is-flex-container columns-{$block->context['displayLayout']['columns']}";
}
}
$wrapper_attributes = get_block_wrapper_attributes( array( 'class' => $classnames ) );
$content = '';
while ( $query->have_posts() ) {
$query->the_post();
$block_content = (
new WP_Block(
$block->parsed_block,
array(
'postType' => get_post_type(),
'postId' => get_the_ID(),
)
)
)->render( array( 'dynamic' => false ) );
$content .= "{$block_content}";
}
wp_reset_postdata();
return sprintf(
'',
$wrapper_attributes,
$content
);
}
/**
* Registers the `core/post-template` block on the server.
*/
function register_block_core_post_template() {
register_block_type_from_metadata(
__DIR__ . '/post-template',
array(
'render_callback' => 'render_block_core_post_template',
'skip_inner_blocks' => true,
)
);
}
add_action( 'init', 'register_block_core_post_template' );
/**
* Renders the legacy `core/query-loop` block on the server.
* It triggers a developer warning and then calls the renamed
* block's `render_callback` function output.
*
* This can be removed when WordPress 5.9 is released.
*
* @param array $attributes Block attributes.
* @param string $content Block default content.
* @param WP_Block $block Block instance.
*
* @return string Returns the output of the query, structured using the layout defined by the block's inner blocks.
*/
function render_legacy_query_loop_block( $attributes, $content, $block ) {
trigger_error(
/* translators: %1$s: Block type */
sprintf( __( 'Block %1$s has been renamed to Post Template. %1$s will be supported until WordPress version 5.9.' ), $block->name ),
headers_sent() || WP_DEBUG ? E_USER_WARNING : E_USER_NOTICE
);
return render_block_core_post_template( $attributes, $content, $block );
}
/**
* Complements the renaming of `Query Loop` to `Post Template`.
* This ensures backwards compatibility for any users running the Gutenberg
* plugin who have used Query Loop prior to its renaming.
*
* This can be removed when WordPress 5.9 is released.
*
* @see https://github.com/WordPress/gutenberg/pull/32514
*/
function gutenberg_register_legacy_query_loop_block() {
$registry = WP_Block_Type_Registry::get_instance();
if ( $registry->is_registered( 'core/query-loop' ) ) {
unregister_block_type( 'core/query-loop' );
}
register_block_type(
'core/query-loop',
array(
'category' => 'design',
'uses_context' => array(
'queryId',
'query',
'queryContext',
'displayLayout',
'templateSlug',
),
'supports' => array(
'reusable' => false,
'html' => false,
'align' => true,
),
'style' => 'wp-block-post-template',
'render_callback' => 'render_legacy_query_loop_block',
'skip_inner_blocks' => true,
)
);
}
add_action( 'init', 'gutenberg_register_legacy_query_loop_block' );