<?php
/**
* Script Modules API: Script Module functions
*
* @since 6.5.0
*
* @package WordPress
* @subpackage Script Modules
*/
/**
* Retrieves the main WP_Script_Modules instance.
*
* This function provides access to the WP_Script_Modules instance, creating one
* if it doesn't exist yet.
*
* @since 6.5.0
*
* @global WP_Script_Modules $wp_script_modules
*
* @return WP_Script_Modules The main WP_Script_Modules instance.
*/
function wp_script_modules(): WP_Script_Modules {
global $wp_script_modules;
if ( ! ( $wp_script_modules instanceof WP_Script_Modules ) ) {
$wp_script_modules = new WP_Script_Modules();
}
return $wp_script_modules;
}
/**
* Registers the script module if no script module with that script module
* identifier has already been registered.
*
* @since 6.5.0
* @since 6.9.0 Added the $args parameter.
*
* @param string $id The identifier of the script module. Should be unique. It will be used in the
* final import map.
* @param string $src Optional. Full URL of the script module, or path of the script module relative
* to the WordPress root directory. If it is provided and the script module has
* not been registered yet, it will be registered.
* @param array<string|array<string, string>> $deps {
* Optional. List of dependencies.
*
* @type string|array<string, string> ...$0 {
* An array of script module identifiers of the dependencies of this script
* module. The dependencies can be strings or arrays. If they are arrays,
* they need an `id` key with the script module identifier, and can contain
* an `import` key with either `static` or `dynamic`. By default,
* dependencies that don't contain an `import` key are considered static.
*
* @type string $id The script module identifier.
* @type string $import Optional. Import type. May be either `static` or
* `dynamic`. Defaults to `static`.
* }
* }
* @param string|false|null $version Optional. String specifying the script module version number. Defaults to false.
* It is added to the URL as a query string for cache busting purposes. If $version
* is set to false, the version number is the currently installed WordPress version.
* If $version is set to null, no version is added.
* @param array<string, string|bool> $args {
* Optional. An array of additional args. Default empty array.
*
* @type bool $in_footer Whether to print the script module in the footer. Only relevant to block themes. Default 'false'. Optional.
* @type 'auto'|'low'|'high' $fetchpriority Fetch priority. Default 'auto'. Optional.
* }
*/
function wp_register_script_module( string $id, string $src, array $deps = array(), $version = false, array $args = array() ) {
wp_script_modules()->register( $id, $src, $deps, $version, $args );
}
/**
* Marks the script module to be enqueued in the page.
*
* If a src is provided and the script module has not been registered yet, it
* will be registered.
*
* @since 6.5.0
* @since 6.9.0 Added the $args parameter.
*
* @param string $id The identifier of the script module. Should be unique. It will be used in the
* final import map.
* @param string $src Optional. Full URL of the script module, or path of the script module relative
* to the WordPress root directory. If it is provided and the script module has
* not been registered yet, it will be registered.
* @param array<string|array<string, string>> $deps {
* Optional. List of dependencies.
*
* @type string|array<string, string> ...$0 {
* An array of script module identifiers of the dependencies of this script
* module. The dependencies can be strings or arrays. If they are arrays,
* they need an `id` key with the script module identifier, and can contain
* an `import` key with either `static` or `dynamic`. By default,
* dependencies that don't contain an `import` key are considered static.
*
* @type string $id The script module identifier.
* @type string $import Optional. Import type. May be either `static` or
* `dynamic`. Defaults to `static`.
* }
* }
* @param string|false|null $version Optional. String specifying the script module version number. Defaults to false.
* It is added to the URL as a query string for cache busting purposes. If $version
* is set to false, the version number is the currently installed WordPress version.
* If $version is set to null, no version is added.
* @param array<string, string|bool> $args {
* Optional. An array of additional args. Default empty array.
*
* @type bool $in_footer Whether to print the script module in the footer. Only relevant to block themes. Default 'false'. Optional.
* @type 'auto'|'low'|'high' $fetchpriority Fetch priority. Default 'auto'. Optional.
* }
*/
function wp_enqueue_script_module( string $id, string $src = '', array $deps = array(), $version = false, array $args = array() ) {
wp_script_modules()->enqueue( $id, $src, $deps, $version, $args );
}
/**
* Unmarks the script module so it is no longer enqueued in the page.
*
* @since 6.5.0
*
* @param string $id The identifier of the script module.
*/
function wp_dequeue_script_module( string $id ) {
wp_script_modules()->dequeue( $id );
}
/**
* Deregisters the script module.
*
* @since 6.5.0
*
* @param string $id The identifier of the script module.
*/
function wp_deregister_script_module( string $id ) {
wp_script_modules()->deregister( $id );
}
/**
* Overrides the text domain and path used to load translations for a script module.
*
* Translations for script modules are loaded automatically from the default
* text domain and language directory. Use this function only when a module's
* text domain differs from `'default'` or when translation files live outside
* the standard location, for example plugin modules using their own text domain.
*
* @since 7.0.0
*
* @see WP_Script_Modules::set_translations()
*
* @param string $id The identifier of the script module.
* @param string $domain Optional. Text domain. Default 'default'.
* @param string $path Optional. The full file path to the directory containing translation files.
* @return bool True if the text domain was registered, false if the module is not registered.
*/
function wp_set_script_module_translations( string $id, string $domain = 'default', string $path = '' ): bool {
return wp_script_modules()->set_translations( $id, $domain, $path );
}
/**
* Registers all the default WordPress Script Modules.
*
* @since 6.7.0
*/
function wp_default_script_modules() {
$suffix = defined( 'WP_RUN_CORE_TESTS' ) ? '.min' : wp_scripts_get_suffix();
/*
* Expects multidimensional array like:
*
* 'interactivity/index.js' => array('dependencies' => array(…), 'version' => '…'),
* 'interactivity-router/index.js' => array('dependencies' => array(…), 'version' => '…'),
* 'block-library/navigation/view.js' => …
*/
$assets_file = ABSPATH . WPINC . '/assets/script-modules-packages.php';
$assets = file_exists( $assets_file ) ? include $assets_file : array();
foreach ( $assets as $file_name => $script_module_data ) {
/*
* Build the WordPress Script Module ID from the file name.
* Prepend `@wordpress/` and remove extensions and `/index` if present:
* - interactivity/index.min.js => @wordpress/interactivity
* - interactivity-router/index.min.js => @wordpress/interactivity-router
* - block-library/navigation/view.js => @wordpress/block-library/navigation/view
*/
$script_module_id = '@wordpress/' . preg_replace( '~(?:/index)?(?:\.min)?\.js$~D', '', $file_name, 1 );
/*
* The Interactivity API is designed with server-side rendering as its primary goal, so all of its script modules
* should be loaded with low fetchpriority and printed in the footer since they should not be needed in the
* critical rendering path. Also, the @wordpress/a11y script module is intended to be used as a dynamic import
* dependency, in which case the fetchpriority is irrelevant. See <https://make.wordpress.org/core/2024/10/14/updates-to-script-modules-in-6-7/>.
* However, in case it is added as a static import dependency, the fetchpriority is explicitly set to be 'low'
* since the module should not be involved in the critical rendering path, and if it is, its fetchpriority will
* be bumped to match the fetchpriority of the dependent script.
*/
$args = array();
if (
str_starts_with( $script_module_id, '@wordpress/interactivity' ) ||
str_starts_with( $script_module_id, '@wordpress/block-library' ) ||
'@wordpress/a11y' === $script_module_id
) {
$args['fetchpriority'] = 'low';
$args['in_footer'] = true;
}
// Marks all Core blocks as compatible with client-side navigation.
if ( str_starts_with( $script_module_id, '@wordpress/block-library' ) ) {
wp_interactivity()->add_client_navigation_support_to_script_module( $script_module_id );
}
if ( '' !== $suffix ) {
$file_name = str_replace( '.js', $suffix . '.js', $file_name );
}
$path = includes_url( "js/dist/script-modules/{$file_name}" );
$module_deps = $script_module_data['module_dependencies'] ?? array();
wp_register_script_module( $script_module_id, $path, $module_deps, $script_module_data['version'], $args );
}
}
/**
* Enqueues script modules required by the block editor.
*
* @since 6.9.0
*/
function wp_enqueue_block_editor_script_modules() {
/*
* Enqueue the LaTeX to MathML loader for the math block editor.
* The loader dynamically imports the main LaTeX to MathML module when needed.
*/
wp_enqueue_script_module( '@wordpress/latex-to-mathml/loader' );
}
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