<?php
/**
* WPSEO plugin file.
*
* @package WPSEO\Admin
*/
/**
* This class registers all the necessary styles and scripts.
*
* Also has methods for the enqueing of scripts and styles.
* It automatically adds a prefix to the handle.
*/
class WPSEO_Admin_Asset_Manager {
/**
* Prefix for naming the assets.
*
* @var string
*/
const PREFIX = 'yoast-seo-';
/**
* Class that manages the assets' location.
*
* @var WPSEO_Admin_Asset_Location
*/
protected $asset_location;
/**
* Prefix for naming the assets.
*
* @var string
*/
private $prefix;
/**
* Constructs a manager of assets. Needs a location to know where to register assets at.
*
* @param WPSEO_Admin_Asset_Location|null $asset_location The provider of the asset location.
* @param string $prefix The prefix for naming assets.
*/
public function __construct( WPSEO_Admin_Asset_Location $asset_location = null, $prefix = self::PREFIX ) {
if ( $asset_location === null ) {
$asset_location = self::create_default_location();
}
$this->asset_location = $asset_location;
$this->prefix = $prefix;
}
/**
* Enqueues scripts.
*
* @param string $script The name of the script to enqueue.
*/
public function enqueue_script( $script ) {
wp_enqueue_script( $this->prefix . $script );
}
/**
* Enqueues styles.
*
* @param string $style The name of the style to enqueue.
*/
public function enqueue_style( $style ) {
wp_enqueue_style( $this->prefix . $style );
}
/**
* Enqueues the appropriate language for the user.
*/
public function enqueue_user_language_script() {
$this->enqueue_script( 'language-' . YoastSEO()->helpers->language->get_researcher_language() );
}
/**
* Registers scripts based on it's parameters.
*
* @param WPSEO_Admin_Asset $script The script to register.
*/
public function register_script( WPSEO_Admin_Asset $script ) {
$url = $script->get_src() ? $this->get_url( $script, WPSEO_Admin_Asset::TYPE_JS ) : false;
wp_register_script(
$this->prefix . $script->get_name(),
$url,
$script->get_deps(),
$script->get_version(),
$script->is_in_footer()
);
}
/**
* Registers styles based on it's parameters.
*
* @param WPSEO_Admin_Asset $style The style to register.
*/
public function register_style( WPSEO_Admin_Asset $style ) {
wp_register_style(
$this->prefix . $style->get_name(),
$this->get_url( $style, WPSEO_Admin_Asset::TYPE_CSS ),
$style->get_deps(),
$style->get_version(),
$style->get_media()
);
}
/**
* Calls the functions that register scripts and styles with the scripts and styles to be registered as arguments.
*/
public function register_assets() {
$this->register_scripts( $this->scripts_to_be_registered() );
$this->register_styles( $this->styles_to_be_registered() );
}
/**
* Registers all the scripts passed to it.
*
* @param array $scripts The scripts passed to it.
*/
public function register_scripts( $scripts ) {
foreach ( $scripts as $script ) {
$script = new WPSEO_Admin_Asset( $script );
$this->register_script( $script );
}
}
/**
* Registers all the styles it receives.
*
* @param array $styles Styles that need to be registered.
*/
public function register_styles( $styles ) {
foreach ( $styles as $style ) {
$style = new WPSEO_Admin_Asset( $style );
$this->register_style( $style );
}
}
/**
* Localizes the script.
*
* @param string $handle The script handle.
* @param string $object_name The object name.
* @param array $data The l10n data.
*/
public function localize_script( $handle, $object_name, $data ) {
\wp_localize_script( $this->prefix . $handle, $object_name, $data );
}
/**
* Adds an inline script.
*
* @param string $handle The script handle.
* @param string $data The l10n data.
* @param string $position Optional. Whether to add the inline script before the handle or after.
*/
public function add_inline_script( $handle, $data, $position = 'after' ) {
\wp_add_inline_script( $this->prefix . $handle, $data, $position );
}
/**
* A list of styles that shouldn't be registered but are needed in other locations in the plugin.
*
* @return array
*/
public function special_styles() {
$flat_version = $this->flatten_version( WPSEO_VERSION );
$asset_args = [
'name' => 'inside-editor',
'src' => 'inside-editor-' . $flat_version,
];
return [ 'inside-editor' => new WPSEO_Admin_Asset( $asset_args ) ];
}
/**
* Flattens a version number for use in a filename.
*
* @param string $version The original version number.
*
* @return string The flattened version number.
*/
public function flatten_version( $version ) {
$parts = explode( '.', $version );
if ( count( $parts ) === 2 && preg_match( '/^\d+$/', $parts[1] ) === 1 ) {
$parts[] = '0';
}
return implode( '', $parts );
}
/**
* Creates a default location object for use in the admin asset manager.
*
* @return WPSEO_Admin_Asset_Location The location to use in the asset manager.
*/
public static function create_default_location() {
if ( defined( 'YOAST_SEO_DEV_SERVER' ) && YOAST_SEO_DEV_SERVER ) {
$url = defined( 'YOAST_SEO_DEV_SERVER_URL' ) ? YOAST_SEO_DEV_SERVER_URL : WPSEO_Admin_Asset_Dev_Server_Location::DEFAULT_URL;
return new WPSEO_Admin_Asset_Dev_Server_Location( $url );
}
return new WPSEO_Admin_Asset_SEO_Location( WPSEO_FILE, false );
}
/**
* Checks if the given script is enqueued.
*
* @param string $script The script to check.
*
* @return bool True when the script is enqueued.
*/
public function is_script_enqueued( $script ) {
return \wp_script_is( $this->prefix . $script );
}
/**
* Returns the scripts that need to be registered.
*
* @todo Data format is not self-documenting. Needs explanation inline. R.
*
* @return array The scripts that need to be registered.
*/
protected function scripts_to_be_registered() {
$header_scripts = [
'admin-global',
'block-editor',
'classic-editor',
'post-edit',
'help-scout-beacon',
];
$additional_dependencies = [
'analysis-worker' => [ self::PREFIX . 'analysis-package' ],
'api-client' => [ 'wp-api' ],
'dashboard-widget' => [ self::PREFIX . 'api-client' ],
'elementor' => [
self::PREFIX . 'api-client',
self::PREFIX . 'externals-components',
self::PREFIX . 'externals-contexts',
self::PREFIX . 'externals-redux',
],
'indexation' => [
'jquery-ui-core',
'jquery-ui-progressbar',
],
'post-edit' => [
self::PREFIX . 'api-client',
self::PREFIX . 'block-editor',
self::PREFIX . 'externals-components',
self::PREFIX . 'externals-contexts',
self::PREFIX . 'externals-redux',
self::PREFIX . 'select2',
],
'reindex-links' => [
'jquery-ui-core',
'jquery-ui-progressbar',
],
'settings' => [
'jquery-ui-core',
'jquery-ui-progressbar',
self::PREFIX . 'api-client',
self::PREFIX . 'select2',
],
'term-edit' => [
self::PREFIX . 'api-client',
self::PREFIX . 'classic-editor',
self::PREFIX . 'externals-components',
self::PREFIX . 'externals-contexts',
self::PREFIX . 'externals-redux',
self::PREFIX . 'select2',
],
];
$plugin_scripts = $this->load_generated_asset_file(
[
'asset_file' => __DIR__ . '/../src/generated/assets/plugin.php',
'ext_length' => 3,
'additional_deps' => $additional_dependencies,
'header_scripts' => $header_scripts,
]
);
$external_scripts = $this->load_generated_asset_file(
[
'asset_file' => __DIR__ . '/../src/generated/assets/externals.php',
'ext_length' => 3,
'suffix' => '-package',
'base_dir' => 'externals/',
'additional_deps' => $additional_dependencies,
'header_scripts' => $header_scripts,
]
);
$language_scripts = $this->load_generated_asset_file(
[
'asset_file' => __DIR__ . '/../src/generated/assets/languages.php',
'ext_length' => 3,
'suffix' => '-language',
'base_dir' => 'languages/',
'additional_deps' => $additional_dependencies,
'header_scripts' => $header_scripts,
]
);
$select2_scripts = $this->load_select2_scripts();
$renamed_scripts = $this->load_renamed_scripts();
$scripts = array_merge(
$plugin_scripts,
$external_scripts,
$language_scripts,
$select2_scripts,
$renamed_scripts
);
$scripts['installation-success'] = [
'name' => 'installation-success',
'src' => 'installation-success.js',
'deps' => [
'wp-a11y',
'wp-dom-ready',
'wp-components',
'wp-element',
'wp-i18n',
self::PREFIX . 'yoast-components',
self::PREFIX . 'externals-components',
],
'version' => $scripts['installation-success']['version'],
];
$scripts['post-edit-classic'] = [
'name' => 'post-edit-classic',
'src' => $scripts['post-edit']['src'],
'deps' => array_map(
static function( $dep ) {
if ( $dep === self::PREFIX . 'block-editor' ) {
return self::PREFIX . 'classic-editor';
}
return $dep;
},
$scripts['post-edit']['deps']
),
'in_footer' => ! in_array( 'post-edit-classic', $header_scripts, true ),
'version' => $scripts['post-edit']['version'],
];
$scripts['workouts'] = [
'name' => 'workouts',
'src' => 'workouts.js',
'deps' => [
'clipboard',
'lodash',
'wp-api-fetch',
'wp-a11y',
'wp-components',
'wp-compose',
'wp-data',
'wp-dom-ready',
'wp-element',
'wp-i18n',
self::PREFIX . 'externals-components',
self::PREFIX . 'externals-contexts',
self::PREFIX . 'externals-redux',
self::PREFIX . 'analysis',
self::PREFIX . 'react-select',
self::PREFIX . 'yoast-components',
],
'version' => $scripts['workouts']['version'],
];
// Add the current language to every script that requires the analysis package.
foreach ( $scripts as $name => $script ) {
if ( substr( $name, -8 ) === 'language' ) {
continue;
}
if ( in_array( self::PREFIX . 'analysis-package', $script['deps'], true ) ) {
$scripts[ $name ]['deps'][] = self::PREFIX . YoastSEO()->helpers->language->get_researcher_language() . '-language';
}
}
return $scripts;
}
/**
* Loads a generated asset file.
*
* @param array $args {
* The arguments.
*
* @type string $asset_file The asset file to load.
* @type int $ext_length The length of the extension, including suffix, of the filename.
* @type string $suffix Optional. The suffix of the asset name.
* @type array<string, string[]> $additional_deps Optional. The additional dependencies assets may have.
* @type string $base_dir Optional. The base directory of the asset.
* @type string[] $header_scripts Optional. The script names that should be in the header.
* }
*
* @return array {
* The scripts to be registered.
*
* @type string $name The name of the asset.
* @type string $src The src of the asset.
* @type string[] $deps The dependenies of the asset.
* @type bool $in_footer Whether or not the asset should be in the footer.
* }
*/
protected function load_generated_asset_file( $args ) {
$args = wp_parse_args(
$args,
[
'suffix' => '',
'additional_deps' => [],
'base_dir' => '',
'header_scripts' => [],
]
);
$scripts = [];
$assets = require $args['asset_file'];
foreach ( $assets as $file => $data ) {
$name = substr( $file, 0, -$args['ext_length'] );
$name = strtolower( preg_replace( '/([A-Z])/', '-$1', $name ) );
$name .= $args['suffix'];
$deps = $data['dependencies'];
if ( isset( $args['additional_deps'][ $name ] ) ) {
$deps = array_merge( $deps, $args['additional_deps'][ $name ] );
}
$scripts[ $name ] = [
'name' => $name,
'src' => $args['base_dir'] . $file,
'deps' => $deps,
'in_footer' => ! in_array( $name, $args['header_scripts'], true ),
'version' => $data['version'],
];
}
return $scripts;
}
/**
* Loads the select2 scripts.
*
* @return array {
* The scripts to be registered.
*
* @type string $name The name of the asset.
* @type string $src The src of the asset.
* @type string[] $deps The dependenies of the asset.
* @type bool $in_footer Whether or not the asset should be in the footer.
* }
*/
protected function load_select2_scripts() {
$scripts = [];
$select2_language = 'en';
$user_locale = \get_user_locale();
$language = WPSEO_Language_Utils::get_language( $user_locale );
if ( file_exists( WPSEO_PATH . "js/dist/select2/i18n/{$user_locale}.js" ) ) {
$select2_language = $user_locale; // Chinese and some others use full locale.
}
elseif ( file_exists( WPSEO_PATH . "js/dist/select2/i18n/{$language}.js" ) ) {
$select2_language = $language;
}
$scripts['select2'] = [
'name' => 'select2',
'src' => false,
'deps' => [
self::PREFIX . 'select2-translations',
self::PREFIX . 'select2-core',
],
];
$scripts['select2-core'] = [
'name' => 'select2-core',
'src' => 'select2/select2.full.min.js',
'deps' => [
'jquery',
],
'version' => '4.1.0-rc.0',
];
$scripts['select2-translations'] = [
'name' => 'select2-translations',
'src' => 'select2/i18n/' . $select2_language . '.js',
'deps' => [
'jquery',
self::PREFIX . 'select2-core',
],
'version' => '4.1.0-rc.0',
];
return $scripts;
}
/**
* Loads the scripts that should be renamed for BC.
*
* @return array {
* The scripts to be registered.
*
* @type string $name The name of the asset.
* @type string $src The src of the asset.
* @type string[] $deps The dependenies of the asset.
* @type bool $in_footer Whether or not the asset should be in the footer.
* }
*/
protected function load_renamed_scripts() {
$scripts = [];
$renamed_scripts = [
'admin-global-script' => 'admin-global',
'analysis' => 'analysis-package',
'analysis-report' => 'analysis-report-package',
'api' => 'api-client',
'commons' => 'commons-package',
'edit-page' => 'edit-page-script',
'draft-js' => 'draft-js-package',
'feature-flag' => 'feature-flag-package',
'helpers' => 'helpers-package',
'jed' => 'jed-package',
'legacy-components' => 'components-package',
'network-admin-script' => 'network-admin',
'redux' => 'redux-package',
'replacement-variable-editor' => 'replacement-variable-editor-package',
'search-metadata-previews' => 'search-metadata-previews-package',
'social-metadata-forms' => 'social-metadata-forms-package',
'styled-components' => 'styled-components-package',
'style-guide' => 'style-guide-package',
'yoast-components' => 'components-new-package',
];
foreach ( $renamed_scripts as $original => $replacement ) {
$scripts[] = [
'name' => $original,
'src' => false,
'deps' => [ self::PREFIX . $replacement ],
];
}
return $scripts;
}
/**
* Returns the styles that need to be registered.
*
* @todo Data format is not self-documenting. Needs explanation inline. R.
*
* @return array Styles that need to be registered.
*/
protected function styles_to_be_registered() {
$flat_version = $this->flatten_version( WPSEO_VERSION );
return [
[
'name' => 'admin-css',
'src' => 'yst_plugin_tools-' . $flat_version,
'deps' => [ self::PREFIX . 'toggle-switch' ],
],
[
'name' => 'toggle-switch',
'src' => 'toggle-switch-' . $flat_version,
],
[
'name' => 'dismissible',
'src' => 'wpseo-dismissible-' . $flat_version,
],
[
'name' => 'notifications',
'src' => 'notifications-' . $flat_version,
],
[
'name' => 'alert',
'src' => 'alerts-' . $flat_version,
],
[
'name' => 'edit-page',
'src' => 'edit-page-' . $flat_version,
],
[
'name' => 'featured-image',
'src' => 'featured-image-' . $flat_version,
],
[
'name' => 'metabox-css',
'src' => 'metabox-' . $flat_version,
'deps' => [
self::PREFIX . 'select2',
self::PREFIX . 'admin-css',
'wp-components',
],
],
[
'name' => 'wp-dashboard',
'src' => 'dashboard-' . $flat_version,
],
[
'name' => 'scoring',
'src' => 'yst_seo_score-' . $flat_version,
],
[
'name' => 'adminbar',
'src' => 'adminbar-' . $flat_version,
'deps' => [
'admin-bar',
],
],
[
'name' => 'primary-category',
'src' => 'metabox-primary-category-' . $flat_version,
],
[
'name' => 'select2',
'src' => 'select2/select2',
'suffix' => '.min',
'version' => '4.1.0-rc.0',
'rtl' => false,
],
[
'name' => 'admin-global',
'src' => 'admin-global-' . $flat_version,
],
[
'name' => 'yoast-components',
'src' => 'yoast-components-' . $flat_version,
],
[
'name' => 'extensions',
'src' => 'yoast-extensions-' . $flat_version,
'deps' => [
'wp-components',
],
],
[
'name' => 'filter-explanation',
'src' => 'filter-explanation-' . $flat_version,
],
[
'name' => 'search-appearance',
'src' => 'search-appearance-' . $flat_version,
'deps' => [
self::PREFIX . 'monorepo',
],
],
[
'name' => 'monorepo',
'src' => 'monorepo-' . $flat_version,
],
[
'name' => 'structured-data-blocks',
'src' => 'structured-data-blocks-' . $flat_version,
'deps' => [ 'wp-edit-blocks' ],
],
[
'name' => 'schema-blocks',
'src' => 'schema-blocks-' . $flat_version,
],
[
'name' => 'elementor',
'src' => 'elementor-' . $flat_version,
],
[
'name' => 'workouts',
'src' => 'workouts-' . $flat_version,
'deps' => [ self::PREFIX . 'monorepo' ],
],
[
'name' => 'installation-success',
'src' => 'installation-success-' . $flat_version,
'deps' => [ self::PREFIX . 'monorepo' ],
],
];
}
/**
* Determines the URL of the asset.
*
* @param WPSEO_Admin_Asset $asset The asset to determine the URL for.
* @param string $type The type of asset. Usually JS or CSS.
*
* @return string The URL of the asset.
*/
protected function get_url( WPSEO_Admin_Asset $asset, $type ) {
$scheme = wp_parse_url( $asset->get_src(), PHP_URL_SCHEME );
if ( in_array( $scheme, [ 'http', 'https' ], true ) ) {
return $asset->get_src();
}
return $this->asset_location->get_url( $asset, $type );
}
}
All system for education purposes only. For more tools: Telegram @jackleet