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5d73860e5c
Block Themes should now use the following folders: - templates instead of block-templates - parts instead of block-template-parts Existing themes and folders will continue to work without impact. Props bernhard-reiter. Fixes #54493. Built from https://develop.svn.wordpress.org/trunk@52247 git-svn-id: http://core.svn.wordpress.org/trunk@51839 1a063a9b-81f0-0310-95a4-ce76da25c4cd
862 lines
27 KiB
PHP
862 lines
27 KiB
PHP
<?php
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/**
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* Utilities used to fetch and create templates and template parts.
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*
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* @package WordPress
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* @since 5.8.0
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*/
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// Define constants for supported wp_template_part_area taxonomy.
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if ( ! defined( 'WP_TEMPLATE_PART_AREA_HEADER' ) ) {
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define( 'WP_TEMPLATE_PART_AREA_HEADER', 'header' );
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}
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if ( ! defined( 'WP_TEMPLATE_PART_AREA_FOOTER' ) ) {
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define( 'WP_TEMPLATE_PART_AREA_FOOTER', 'footer' );
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}
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if ( ! defined( 'WP_TEMPLATE_PART_AREA_SIDEBAR' ) ) {
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define( 'WP_TEMPLATE_PART_AREA_SIDEBAR', 'sidebar' );
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}
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if ( ! defined( 'WP_TEMPLATE_PART_AREA_UNCATEGORIZED' ) ) {
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define( 'WP_TEMPLATE_PART_AREA_UNCATEGORIZED', 'uncategorized' );
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}
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/**
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* For backward compatibility reasons,
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* block themes might be using block-templates or block-template-parts,
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* this function ensures we fallback to these folders properly.
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*
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* @since 5.9.0
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*
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* @param string $theme_stylesheet The stylesheet. Default is to leverage the main theme root.
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*
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* @return array Folder names used by block themes.
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*/
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function get_block_theme_folders( $theme_stylesheet = null ) {
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$theme_name = null === $theme_stylesheet ? get_stylesheet() : $theme_stylesheet;
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$root_dir = get_theme_root( $theme_name );
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$theme_dir = "$root_dir/$theme_name";
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if ( is_readable( $theme_dir . '/block-templates/index.html' ) ) {
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return array(
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'wp_template' => 'block-templates',
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'wp_template_part' => 'block-template-parts',
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);
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}
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return array(
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'wp_template' => 'templates',
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'wp_template_part' => 'parts',
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);
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}
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/**
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* Returns a filtered list of allowed area values for template parts.
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*
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* @since 5.9.0
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*
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* @return array The supported template part area values.
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*/
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function get_allowed_block_template_part_areas() {
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$default_area_definitions = array(
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array(
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'area' => WP_TEMPLATE_PART_AREA_UNCATEGORIZED,
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'label' => __( 'General' ),
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'description' => __(
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'General templates often perform a specific role like displaying post content, and are not tied to any particular area.'
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),
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'icon' => 'layout',
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'area_tag' => 'div',
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),
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array(
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'area' => WP_TEMPLATE_PART_AREA_HEADER,
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'label' => __( 'Header' ),
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'description' => __(
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'The Header template defines a page area that typically contains a title, logo, and main navigation.'
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),
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'icon' => 'header',
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'area_tag' => 'header',
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),
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array(
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'area' => WP_TEMPLATE_PART_AREA_FOOTER,
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'label' => __( 'Footer' ),
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'description' => __(
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'The Footer template defines a page area that typically contains site credits, social links, or any other combination of blocks.'
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),
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'icon' => 'footer',
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'area_tag' => 'footer',
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),
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);
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/**
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* Filters the list of allowed template part area values.
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*
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* @since 5.9.0
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*
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* @param array $default_areas An array of supported area objects.
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*/
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return apply_filters( 'default_wp_template_part_areas', $default_area_definitions );
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}
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/**
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* Returns a filtered list of default template types, containing their
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* localized titles and descriptions.
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*
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* @since 5.9.0
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*
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* @return array The default template types.
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*/
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function get_default_block_template_types() {
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$default_template_types = array(
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'index' => array(
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'title' => _x( 'Index', 'Template name' ),
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'description' => __( 'The default template used when no other template is available. This is a required template in WordPress.' ),
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),
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'home' => array(
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'title' => _x( 'Home', 'Template name' ),
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'description' => __( 'Template used for the main page that displays blog posts. This is the front page by default in WordPress. If a static front page is set, this is the template used for the page that contains the latest blog posts.' ),
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),
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'front-page' => array(
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'title' => _x( 'Front Page', 'Template name' ),
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'description' => __( 'Template used to render the front page of the site, whether it displays blog posts or a static page. The front page template takes precedence over the "Home" template.' ),
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),
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'singular' => array(
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'title' => _x( 'Singular', 'Template name' ),
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'description' => __( 'Template used for displaying single views of the content. This template is a fallback for the Single, Post, and Page templates, which take precedence when they exist.' ),
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),
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'single' => array(
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'title' => _x( 'Single Post', 'Template name' ),
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'description' => __( 'Template used to display a single blog post.' ),
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),
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'page' => array(
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'title' => _x( 'Page', 'Template name' ),
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'description' => __( 'Template used to display individual pages.' ),
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),
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'archive' => array(
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'title' => _x( 'Archive', 'Template name' ),
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'description' => __( 'The archive template displays multiple entries at once. It is used as a fallback for the Category, Author, and Date templates, which take precedence when they are available.' ),
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),
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'author' => array(
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'title' => _x( 'Author', 'Template name' ),
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'description' => __( 'Archive template used to display a list of posts from a single author.' ),
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),
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'category' => array(
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'title' => _x( 'Category', 'Template name' ),
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'description' => __( 'Archive template used to display a list of posts from the same category.' ),
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),
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'taxonomy' => array(
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'title' => _x( 'Taxonomy', 'Template name' ),
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'description' => __( 'Archive template used to display a list of posts from the same taxonomy.' ),
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),
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'date' => array(
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'title' => _x( 'Date', 'Template name' ),
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'description' => __( 'Archive template used to display a list of posts from a specific date.' ),
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),
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'tag' => array(
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'title' => _x( 'Tag', 'Template name' ),
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'description' => __( 'Archive template used to display a list of posts with a given tag.' ),
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),
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'attachment' => array(
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'title' => __( 'Media' ),
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'description' => __( 'Template used to display individual media items or attachments.' ),
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),
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'search' => array(
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'title' => _x( 'Search', 'Template name' ),
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'description' => __( 'Template used to display search results.' ),
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),
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'privacy-policy' => array(
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'title' => __( 'Privacy Policy' ),
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'description' => '',
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),
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'404' => array(
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'title' => _x( '404', 'Template name' ),
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'description' => __( 'Template shown when no content is found.' ),
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),
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);
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/**
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* Filters the list of template types.
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*
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* @since 5.9.0
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*
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* @param array $default_template_types An array of template types, formatted as [ slug => [ title, description ] ].
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*/
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return apply_filters( 'default_template_types', $default_template_types );
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}
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/**
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* Checks whether the input 'area' is a supported value.
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* Returns the input if supported, otherwise returns the 'uncategorized' value.
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*
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* @access private
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* @since 5.9.0
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*
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* @param string $type Template part area name.
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*
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* @return string Input if supported, else the uncategorized value.
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*/
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function _filter_block_template_part_area( $type ) {
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$allowed_areas = array_map(
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static function ( $item ) {
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return $item['area'];
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},
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get_allowed_block_template_part_areas()
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);
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if ( in_array( $type, $allowed_areas, true ) ) {
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return $type;
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}
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$warning_message = sprintf(
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/* translators: %1$s: Template area type, %2$s: the uncategorized template area value. */
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__( '"%1$s" is not a supported wp_template_part area value and has been added as "%2$s".' ),
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$type,
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WP_TEMPLATE_PART_AREA_UNCATEGORIZED
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);
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trigger_error( $warning_message, E_USER_NOTICE );
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return WP_TEMPLATE_PART_AREA_UNCATEGORIZED;
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}
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/**
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* Finds all nested template part file paths in a theme's directory.
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*
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* @access private
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* @since 5.9.0
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*
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* @param string $base_directory The theme's file path.
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* @return array $path_list A list of paths to all template part files.
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*/
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function _get_block_templates_paths( $base_directory ) {
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$path_list = array();
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if ( file_exists( $base_directory ) ) {
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$nested_files = new RecursiveIteratorIterator( new RecursiveDirectoryIterator( $base_directory ) );
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$nested_html_files = new RegexIterator( $nested_files, '/^.+\.html$/i', RecursiveRegexIterator::GET_MATCH );
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foreach ( $nested_html_files as $path => $file ) {
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$path_list[] = $path;
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}
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}
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return $path_list;
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}
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/**
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* Retrieves the template file from the theme for a given slug.
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*
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* @access private
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* @since 5.9.0
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*
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* @param string $template_type wp_template or wp_template_part.
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* @param string $slug template slug.
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*
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* @return array|null Template.
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*/
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function _get_block_template_file( $template_type, $slug ) {
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if ( 'wp_template' !== $template_type && 'wp_template_part' !== $template_type ) {
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return null;
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}
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$themes = array(
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get_stylesheet() => get_stylesheet_directory(),
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get_template() => get_template_directory(),
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);
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foreach ( $themes as $theme_slug => $theme_dir ) {
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$template_base_paths = get_block_theme_folders( $theme_slug );
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$file_path = $theme_dir . '/' . $template_base_paths[ $template_type ] . '/' . $slug . '.html';
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if ( file_exists( $file_path ) ) {
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$new_template_item = array(
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'slug' => $slug,
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'path' => $file_path,
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'theme' => $theme_slug,
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'type' => $template_type,
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);
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if ( 'wp_template_part' === $template_type ) {
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return _add_block_template_part_area_info( $new_template_item );
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}
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if ( 'wp_template' === $template_type ) {
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return _add_block_template_info( $new_template_item );
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}
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return $new_template_item;
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}
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}
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return null;
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}
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/**
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* Retrieves the template files from the theme.
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*
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* @access private
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* @since 5.9.0
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*
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* @param string $template_type wp_template or wp_template_part.
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*
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* @return array Template.
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*/
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function _get_block_templates_files( $template_type ) {
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if ( 'wp_template' !== $template_type && 'wp_template_part' !== $template_type ) {
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return null;
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}
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$themes = array(
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get_stylesheet() => get_stylesheet_directory(),
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get_template() => get_template_directory(),
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);
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$template_files = array();
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foreach ( $themes as $theme_slug => $theme_dir ) {
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$template_base_paths = get_block_theme_folders( $theme_slug );
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$theme_template_files = _get_block_templates_paths( $theme_dir . '/' . $template_base_paths[ $template_type ] );
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foreach ( $theme_template_files as $template_file ) {
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$template_base_path = $template_base_paths[ $template_type ];
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$template_slug = substr(
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$template_file,
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// Starting position of slug.
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strpos( $template_file, $template_base_path . DIRECTORY_SEPARATOR ) + 1 + strlen( $template_base_path ),
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// Subtract ending '.html'.
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-5
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);
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$new_template_item = array(
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'slug' => $template_slug,
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'path' => $template_file,
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'theme' => $theme_slug,
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'type' => $template_type,
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);
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if ( 'wp_template_part' === $template_type ) {
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$template_files[] = _add_block_template_part_area_info( $new_template_item );
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}
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if ( 'wp_template' === $template_type ) {
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$template_files[] = _add_block_template_info( $new_template_item );
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}
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}
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}
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return $template_files;
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}
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/**
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* Attempts to add custom template information to the template item.
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*
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* @access private
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* @since 5.9.0
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*
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* @param array $template_item Template to add information to (requires 'slug' field).
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* @return array Template
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*/
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function _add_block_template_info( $template_item ) {
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if ( ! WP_Theme_JSON_Resolver::theme_has_support() ) {
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return $template_item;
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}
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$theme_data = WP_Theme_JSON_Resolver::get_theme_data()->get_custom_templates();
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if ( isset( $theme_data[ $template_item['slug'] ] ) ) {
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$template_item['title'] = $theme_data[ $template_item['slug'] ]['title'];
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$template_item['postTypes'] = $theme_data[ $template_item['slug'] ]['postTypes'];
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}
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return $template_item;
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}
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/**
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* Attempts to add the template part's area information to the input template.
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*
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* @access private
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* @since 5.9.0
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*
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* @param array $template_info Template to add information to (requires 'type' and 'slug' fields).
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*
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* @return array Template.
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*/
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function _add_block_template_part_area_info( $template_info ) {
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if ( WP_Theme_JSON_Resolver::theme_has_support() ) {
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$theme_data = WP_Theme_JSON_Resolver::get_theme_data()->get_template_parts();
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}
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if ( isset( $theme_data[ $template_info['slug'] ]['area'] ) ) {
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$template_info['title'] = $theme_data[ $template_info['slug'] ]['title'];
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$template_info['area'] = _filter_block_template_part_area( $theme_data[ $template_info['slug'] ]['area'] );
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} else {
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$template_info['area'] = WP_TEMPLATE_PART_AREA_UNCATEGORIZED;
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}
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return $template_info;
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}
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/**
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* Returns an array containing the references of
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* the passed blocks and their inner blocks.
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*
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* @access private
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* @since 5.9.0
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*
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* @param array $blocks array of blocks.
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*
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* @return array block references to the passed blocks and their inner blocks.
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*/
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function _flatten_blocks( &$blocks ) {
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$all_blocks = array();
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$queue = array();
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foreach ( $blocks as &$block ) {
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$queue[] = &$block;
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}
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while ( count( $queue ) > 0 ) {
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$block = &$queue[0];
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array_shift( $queue );
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$all_blocks[] = &$block;
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if ( ! empty( $block['innerBlocks'] ) ) {
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foreach ( $block['innerBlocks'] as &$inner_block ) {
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$queue[] = &$inner_block;
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}
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}
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}
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return $all_blocks;
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}
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/**
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* Parses wp_template content and injects the current theme's
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* stylesheet as a theme attribute into each wp_template_part
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*
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* @access private
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* @since 5.9.0
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*
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* @param string $template_content serialized wp_template content.
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*
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* @return string Updated wp_template content.
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*/
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function _inject_theme_attribute_in_block_template_content( $template_content ) {
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$has_updated_content = false;
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$new_content = '';
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$template_blocks = parse_blocks( $template_content );
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$blocks = _flatten_blocks( $template_blocks );
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foreach ( $blocks as &$block ) {
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if (
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'core/template-part' === $block['blockName'] &&
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! isset( $block['attrs']['theme'] )
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) {
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$block['attrs']['theme'] = wp_get_theme()->get_stylesheet();
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$has_updated_content = true;
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}
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}
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if ( $has_updated_content ) {
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foreach ( $template_blocks as &$block ) {
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$new_content .= serialize_block( $block );
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}
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return $new_content;
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}
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return $template_content;
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}
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/**
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* Build a unified template object based on a theme file.
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*
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* @access private
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* @since 5.9.0
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*
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* @param array $template_file Theme file.
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* @param array $template_type wp_template or wp_template_part.
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*
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* @return WP_Block_Template Template.
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*/
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function _build_block_template_result_from_file( $template_file, $template_type ) {
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$default_template_types = get_default_block_template_types();
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$template_content = file_get_contents( $template_file['path'] );
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$theme = wp_get_theme()->get_stylesheet();
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$template = new WP_Block_Template();
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$template->id = $theme . '//' . $template_file['slug'];
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$template->theme = $theme;
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$template->content = _inject_theme_attribute_in_block_template_content( $template_content );
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$template->slug = $template_file['slug'];
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$template->source = 'theme';
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$template->type = $template_type;
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$template->title = ! empty( $template_file['title'] ) ? $template_file['title'] : $template_file['slug'];
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$template->status = 'publish';
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$template->has_theme_file = true;
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$template->is_custom = true;
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if ( 'wp_template' === $template_type && isset( $default_template_types[ $template_file['slug'] ] ) ) {
|
|
$template->description = $default_template_types[ $template_file['slug'] ]['description'];
|
|
$template->title = $default_template_types[ $template_file['slug'] ]['title'];
|
|
$template->is_custom = false;
|
|
}
|
|
|
|
if ( 'wp_template' === $template_type && isset( $template_file['postTypes'] ) ) {
|
|
$template->post_types = $template_file['postTypes'];
|
|
}
|
|
|
|
if ( 'wp_template_part' === $template_type && isset( $template_file['area'] ) ) {
|
|
$template->area = $template_file['area'];
|
|
}
|
|
|
|
return $template;
|
|
}
|
|
|
|
/**
|
|
* Build a unified template object based a post Object.
|
|
*
|
|
* @access private
|
|
* @since 5.9.0
|
|
*
|
|
* @param WP_Post $post Template post.
|
|
*
|
|
* @return WP_Block_Template|WP_Error Template.
|
|
*/
|
|
function _build_block_template_result_from_post( $post ) {
|
|
$default_template_types = get_default_block_template_types();
|
|
$terms = get_the_terms( $post, 'wp_theme' );
|
|
|
|
if ( is_wp_error( $terms ) ) {
|
|
return $terms;
|
|
}
|
|
|
|
if ( ! $terms ) {
|
|
return new WP_Error( 'template_missing_theme', __( 'No theme is defined for this template.' ) );
|
|
}
|
|
|
|
$theme = $terms[0]->name;
|
|
$has_theme_file = wp_get_theme()->get_stylesheet() === $theme &&
|
|
null !== _get_block_template_file( $post->post_type, $post->post_name );
|
|
|
|
$template = new WP_Block_Template();
|
|
$template->wp_id = $post->ID;
|
|
$template->id = $theme . '//' . $post->post_name;
|
|
$template->theme = $theme;
|
|
$template->content = $post->post_content;
|
|
$template->slug = $post->post_name;
|
|
$template->source = 'custom';
|
|
$template->type = $post->post_type;
|
|
$template->description = $post->post_excerpt;
|
|
$template->title = $post->post_title;
|
|
$template->status = $post->post_status;
|
|
$template->has_theme_file = $has_theme_file;
|
|
$template->is_custom = true;
|
|
|
|
if ( 'wp_template' === $post->post_type && isset( $default_template_types[ $template->slug ] ) ) {
|
|
$template->is_custom = false;
|
|
}
|
|
|
|
if ( 'wp_template_part' === $post->post_type ) {
|
|
$type_terms = get_the_terms( $post, 'wp_template_part_area' );
|
|
if ( ! is_wp_error( $type_terms ) && false !== $type_terms ) {
|
|
$template->area = $type_terms[0]->name;
|
|
}
|
|
}
|
|
|
|
return $template;
|
|
}
|
|
|
|
/**
|
|
* Retrieves a list of unified template objects based on a query.
|
|
*
|
|
* @since 5.8.0
|
|
*
|
|
* @param array $query {
|
|
* Optional. Arguments to retrieve templates.
|
|
*
|
|
* @type array $slug__in List of slugs to include.
|
|
* @type int $wp_id Post ID of customized template.
|
|
* @type string $area A 'wp_template_part_area' taxonomy value to filter by (for wp_template_part template type only).
|
|
* @type string $post_type Post type to get the templates for.
|
|
* }
|
|
* @param array $template_type wp_template or wp_template_part.
|
|
*
|
|
* @return array Templates.
|
|
*/
|
|
function get_block_templates( $query = array(), $template_type = 'wp_template' ) {
|
|
/**
|
|
* Filters the block templates array before the query takes place.
|
|
*
|
|
* Return a non-null value to bypass the WordPress queries.
|
|
*
|
|
* @since 5.9
|
|
*
|
|
* @param WP_Block_Template[]|null $block_templates Return an array of block templates to short-circuit the default query,
|
|
* or null to allow WP to run it's normal queries.
|
|
* @param array $query {
|
|
* Optional. Arguments to retrieve templates.
|
|
*
|
|
* @type array $slug__in List of slugs to include.
|
|
* @type int $wp_id Post ID of customized template.
|
|
* @type string $post_type Post type to get the templates for.
|
|
* }
|
|
* @param array $template_type wp_template or wp_template_part.
|
|
*/
|
|
$templates = apply_filters( 'pre_get_block_templates', null, $query, $template_type );
|
|
if ( ! is_null( $templates ) ) {
|
|
return $templates;
|
|
}
|
|
|
|
$post_type = isset( $query['post_type'] ) ? $query['post_type'] : '';
|
|
$wp_query_args = array(
|
|
'post_status' => array( 'auto-draft', 'draft', 'publish' ),
|
|
'post_type' => $template_type,
|
|
'posts_per_page' => -1,
|
|
'no_found_rows' => true,
|
|
'tax_query' => array(
|
|
array(
|
|
'taxonomy' => 'wp_theme',
|
|
'field' => 'name',
|
|
'terms' => wp_get_theme()->get_stylesheet(),
|
|
),
|
|
),
|
|
);
|
|
|
|
if ( 'wp_template_part' === $template_type && isset( $query['area'] ) ) {
|
|
$wp_query_args['tax_query'][] = array(
|
|
'taxonomy' => 'wp_template_part_area',
|
|
'field' => 'name',
|
|
'terms' => $query['area'],
|
|
);
|
|
$wp_query_args['tax_query']['relation'] = 'AND';
|
|
}
|
|
|
|
if ( isset( $query['slug__in'] ) ) {
|
|
$wp_query_args['post_name__in'] = $query['slug__in'];
|
|
}
|
|
|
|
// This is only needed for the regular templates/template parts post type listing and editor.
|
|
if ( isset( $query['wp_id'] ) ) {
|
|
$wp_query_args['p'] = $query['wp_id'];
|
|
} else {
|
|
$wp_query_args['post_status'] = 'publish';
|
|
}
|
|
|
|
$template_query = new WP_Query( $wp_query_args );
|
|
$query_result = array();
|
|
foreach ( $template_query->posts as $post ) {
|
|
$template = _build_block_template_result_from_post( $post );
|
|
|
|
if ( is_wp_error( $template ) ) {
|
|
continue;
|
|
}
|
|
|
|
if ( $post_type && ! $template->is_custom ) {
|
|
continue;
|
|
}
|
|
|
|
$query_result[] = $template;
|
|
}
|
|
|
|
if ( ! isset( $query['wp_id'] ) ) {
|
|
$template_files = _get_block_templates_files( $template_type );
|
|
foreach ( $template_files as $template_file ) {
|
|
$template = _build_block_template_result_from_file( $template_file, $template_type );
|
|
|
|
if ( $post_type && ! $template->is_custom ) {
|
|
continue;
|
|
}
|
|
|
|
if ( $post_type &&
|
|
isset( $template->post_types ) &&
|
|
! in_array( $post_type, $template->post_types, true )
|
|
) {
|
|
continue;
|
|
}
|
|
|
|
$is_not_custom = false === array_search(
|
|
wp_get_theme()->get_stylesheet() . '//' . $template_file['slug'],
|
|
array_column( $query_result, 'id' ),
|
|
true
|
|
);
|
|
$fits_slug_query =
|
|
! isset( $query['slug__in'] ) || in_array( $template_file['slug'], $query['slug__in'], true );
|
|
$fits_area_query =
|
|
! isset( $query['area'] ) || $template_file['area'] === $query['area'];
|
|
$should_include = $is_not_custom && $fits_slug_query && $fits_area_query;
|
|
if ( $should_include ) {
|
|
$query_result[] = $template;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Filters the array of queried block templates array after they've been fetched.
|
|
*
|
|
* @since 5.9
|
|
*
|
|
* @param WP_Block_Template[] $query_result Array of found block templates.
|
|
* @param array $query {
|
|
* Optional. Arguments to retrieve templates.
|
|
*
|
|
* @type array $slug__in List of slugs to include.
|
|
* @type int $wp_id Post ID of customized template.
|
|
* }
|
|
* @param array $template_type wp_template or wp_template_part.
|
|
*/
|
|
return apply_filters( 'get_block_templates', $query_result, $query, $template_type );
|
|
}
|
|
|
|
/**
|
|
* Retrieves a single unified template object using its id.
|
|
*
|
|
* @since 5.8.0
|
|
*
|
|
* @param string $id Template unique identifier (example: theme_slug//template_slug).
|
|
* @param array $template_type Optional. Template type: `'wp_template'` or '`wp_template_part'`.
|
|
* Default `'wp_template'`.
|
|
*
|
|
* @return WP_Block_Template|null Template.
|
|
*/
|
|
function get_block_template( $id, $template_type = 'wp_template' ) {
|
|
/**
|
|
* Filters the block templates array before the query takes place.
|
|
*
|
|
* Return a non-null value to bypass the WordPress queries.
|
|
*
|
|
* @since 5.9.0
|
|
*
|
|
* @param WP_Block_Template|null $block_template Return block template object to short-circuit the default query,
|
|
* or null to allow WP to run its normal queries.
|
|
* @param string $id Template unique identifier (example: theme_slug//template_slug).
|
|
* @param array $template_type Template type: `'wp_template'` or '`wp_template_part'`.
|
|
*/
|
|
$block_template = apply_filters( 'pre_get_block_template', null, $id, $template_type );
|
|
if ( ! is_null( $block_template ) ) {
|
|
return $block_template;
|
|
}
|
|
|
|
$parts = explode( '//', $id, 2 );
|
|
if ( count( $parts ) < 2 ) {
|
|
return null;
|
|
}
|
|
list( $theme, $slug ) = $parts;
|
|
$wp_query_args = array(
|
|
'post_name__in' => array( $slug ),
|
|
'post_type' => $template_type,
|
|
'post_status' => array( 'auto-draft', 'draft', 'publish', 'trash' ),
|
|
'posts_per_page' => 1,
|
|
'no_found_rows' => true,
|
|
'tax_query' => array(
|
|
array(
|
|
'taxonomy' => 'wp_theme',
|
|
'field' => 'name',
|
|
'terms' => $theme,
|
|
),
|
|
),
|
|
);
|
|
$template_query = new WP_Query( $wp_query_args );
|
|
$posts = $template_query->posts;
|
|
|
|
if ( count( $posts ) > 0 ) {
|
|
$template = _build_block_template_result_from_post( $posts[0] );
|
|
|
|
if ( ! is_wp_error( $template ) ) {
|
|
return $template;
|
|
}
|
|
}
|
|
|
|
$block_template = get_block_file_template( $id, $template_type );
|
|
|
|
/**
|
|
* Filters the array of queried block templates array after they've been fetched.
|
|
*
|
|
* @since 5.9
|
|
*
|
|
* @param WP_Block_Template $block_template The found block template.
|
|
* @param string $id Template unique identifier (example: theme_slug//template_slug).
|
|
* @param array $template_type Template type: `'wp_template'` or '`wp_template_part'`.
|
|
*/
|
|
return apply_filters( 'get_block_template', $block_template, $id, $template_type );
|
|
}
|
|
|
|
/**
|
|
* Retrieves a single unified template object using its id.
|
|
*
|
|
* @since 5.9.0
|
|
*
|
|
* @param string $id Template unique identifier (example: theme_slug//template_slug).
|
|
* @param array $template_type Optional. Template type: `'wp_template'` or '`wp_template_part'`.
|
|
* Default `'wp_template'`.
|
|
*/
|
|
function get_block_file_template( $id, $template_type = 'wp_template' ) {
|
|
/**
|
|
* Filters the block templates array before the query takes place.
|
|
*
|
|
* Return a non-null value to bypass the WordPress queries.
|
|
*
|
|
*
|
|
* @since 5.9.0
|
|
*
|
|
* @param WP_Block_Template|null $block_template Return block template object to short-circuit the default query,
|
|
* or null to allow WP to run its normal queries.
|
|
* @param string $id Template unique identifier (example: theme_slug//template_slug).
|
|
* @param array $template_type Template type: `'wp_template'` or '`wp_template_part'`.
|
|
*/
|
|
$block_template = apply_filters( 'pre_get_block_file_template', null, $id, $template_type );
|
|
if ( ! is_null( $block_template ) ) {
|
|
return $block_template;
|
|
}
|
|
|
|
$parts = explode( '//', $id, 2 );
|
|
if ( count( $parts ) < 2 ) {
|
|
/** This filter is documented at the end of this function */
|
|
return apply_filters( 'get_block_file_template', null, $id, $template_type );
|
|
}
|
|
list( $theme, $slug ) = $parts;
|
|
|
|
if ( wp_get_theme()->get_stylesheet() !== $theme ) {
|
|
/** This filter is documented at the end of this function */
|
|
return apply_filters( 'get_block_file_template', null, $id, $template_type );
|
|
}
|
|
|
|
$template_file = _get_block_template_file( $template_type, $slug );
|
|
if ( null === $template_file ) {
|
|
/** This filter is documented at the end of this function */
|
|
return apply_filters( 'get_block_file_template', null, $id, $template_type );
|
|
}
|
|
|
|
$block_template = _build_block_template_result_from_file( $template_file, $template_type );
|
|
|
|
/**
|
|
* Filters the array of queried block templates array after they've been fetched.
|
|
*
|
|
* @since 5.9.0
|
|
*
|
|
* @param WP_Block_Template $block_template The found block template.
|
|
* @param string $id Template unique identifier (example: theme_slug//template_slug).
|
|
* @param array $template_type Template type: `'wp_template'` or '`wp_template_part'`.
|
|
*/
|
|
return apply_filters( 'get_block_file_template', $block_template, $id, $template_type );
|
|
}
|
|
|
|
/**
|
|
* Print a template-part.
|
|
*
|
|
* @since 5.9.0
|
|
*
|
|
* @param string $part The template-part to print. Use "header" or "footer".
|
|
*/
|
|
function block_template_part( $part ) {
|
|
$template_part = get_block_template( get_stylesheet() . '//' . $part, 'wp_template_part' );
|
|
if ( ! $template_part || empty( $template_part->content ) ) {
|
|
return;
|
|
}
|
|
echo do_blocks( $template_part->content );
|
|
}
|
|
|
|
/**
|
|
* Print the header template-part.
|
|
*
|
|
* @since 5.9.0
|
|
*/
|
|
function block_header_area() {
|
|
block_template_part( 'header' );
|
|
}
|
|
|
|
/**
|
|
* Print the footer template-part.
|
|
*
|
|
* @since 5.9.0
|
|
*/
|
|
function block_footer_area() {
|
|
block_template_part( 'footer' );
|
|
}
|