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<?php

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/**

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* WP_Theme_JSON_Resolver class

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* @package WordPress

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* @subpackage Theme

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* @since 5.8.0

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/**

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* Class that abstracts the processing of the different data sources

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* for site-level config and offers an API to work with them.

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* This class is for internal core usage and is not supposed to be used by extenders (plugins and/or themes).

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* This is a low-level API that may need to do breaking changes. Please,

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* use get_global_settings(), get_global_styles(), and get_global_stylesheet() instead.

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* @access private

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#[AllowDynamicProperties]

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class WP_Theme_JSON_Resolver {

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/**

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* Container for keep track of registered blocks.

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* @since 6.1.0

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* @var array

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protected static $blocks_cache = array(

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'core' => array(),

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'blocks' => array(),

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'theme' => array(),

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'user' => array(),

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);

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/**

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* Container for data coming from core.

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* @since 5.8.0

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* @var WP_Theme_JSON

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protected static $core = null;

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/**

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* Container for data coming from the blocks.

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* @since 6.1.0

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* @var WP_Theme_JSON

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protected static $blocks = null;

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/**

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* Container for data coming from the theme.

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* @since 5.8.0

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* @var WP_Theme_JSON

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protected static $theme = null;

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/**

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* Container for data coming from the user.

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* @since 5.9.0

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* @var WP_Theme_JSON

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protected static $user = null;

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/**

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* Stores the ID of the custom post type

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* that holds the user data.

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* @since 5.9.0

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* @var int

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protected static $user_custom_post_type_id = null;

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/**

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* Container to keep loaded i18n schema for `theme.json`.

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* @since 5.8.0 As `$theme_json_i18n`.

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* @since 5.9.0 Renamed from `$theme_json_i18n` to `$i18n_schema`.

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* @var array

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protected static $i18n_schema = null;

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/**

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* `theme.json` file cache.

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* @since 6.1.0

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* @var array

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protected static $theme_json_file_cache = array();

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/**

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* Processes a file that adheres to the theme.json schema

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* and returns an array with its contents, or a void array if none found.

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* @since 5.8.0

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* @since 6.1.0 Added caching.

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* @param string $file_path Path to file. Empty if no file.

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* @return array Contents that adhere to the theme.json schema.

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protected static function read_json_file( $file_path ) {

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if ( $file_path ) {

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if ( array_key_exists( $file_path, static::$theme_json_file_cache ) ) {

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return static::$theme_json_file_cache[ $file_path ];

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}

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$decoded_file = wp_json_file_decode( $file_path, array( 'associative' => true ) );

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if ( is_array( $decoded_file ) ) {

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static::$theme_json_file_cache[ $file_path ] = $decoded_file;

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return static::$theme_json_file_cache[ $file_path ];

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}

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}

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return array();

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}

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/**

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* Returns a data structure used in theme.json translation.

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* @since 5.8.0

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* @deprecated 5.9.0

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* @return array An array of theme.json fields that are translatable and the keys that are translatable.

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public static function get_fields_to_translate() {

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_deprecated_function( __METHOD__, '5.9.0' );

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return array();

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}

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/**

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* Given a theme.json structure modifies it in place to update certain values

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* by its translated strings according to the language set by the user.

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* @since 5.8.0

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* @param array $theme_json The theme.json to translate.

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* @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings.

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* Default 'default'.

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* @return array Returns the modified $theme_json_structure.

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protected static function translate( $theme_json, $domain = 'default' ) {

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if ( null === static::$i18n_schema ) {

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$i18n_schema = wp_json_file_decode( __DIR__ . '/theme-i18n.json' );

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static::$i18n_schema = null === $i18n_schema ? array() : $i18n_schema;

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}

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return translate_settings_using_i18n_schema( static::$i18n_schema, $theme_json, $domain );

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}

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/**

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* Returns core's origin config.

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* @since 5.8.0

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* @return WP_Theme_JSON Entity that holds core data.

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public static function get_core_data() {

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if ( null !== static::$core && static::has_same_registered_blocks( 'core' ) ) {

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return static::$core;

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}

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$config = static::read_json_file( __DIR__ . '/theme.json' );

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$config = static::translate( $config );

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/**

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* Filters the default data provided by WordPress for global styles & settings.

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* @since 6.1.0

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* @param WP_Theme_JSON_Data $theme_json Class to access and update the underlying data.

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$theme_json = apply_filters( 'wp_theme_json_data_default', new WP_Theme_JSON_Data( $config, 'default' ) );

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* Backward compatibility for extenders returning a WP_Theme_JSON_Data

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* compatible class that is not a WP_Theme_JSON_Data object.

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if ( $theme_json instanceof WP_Theme_JSON_Data ) {

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static::$core = $theme_json->get_theme_json();

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} else {

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$config = $theme_json->get_data();

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static::$core = new WP_Theme_JSON( $config, 'default' );

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}

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return static::$core;

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}

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/**

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* Checks whether the registered blocks were already processed for this origin.

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* @since 6.1.0

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* @param string $origin Data source for which to cache the blocks.

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* Valid values are 'core', 'blocks', 'theme', and 'user'.

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* @return bool True on success, false otherwise.

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protected static function has_same_registered_blocks( $origin ) {

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// Bail out if the origin is invalid.

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if ( ! isset( static::$blocks_cache[ $origin ] ) ) {

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return false;

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}

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$registry = WP_Block_Type_Registry::get_instance();

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$blocks = $registry->get_all_registered();

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// Is there metadata for all currently registered blocks?

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$block_diff = array_diff_key( $blocks, static::$blocks_cache[ $origin ] );

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if ( empty( $block_diff ) ) {

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return true;

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}

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foreach ( $blocks as $block_name => $block_type ) {

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static::$blocks_cache[ $origin ][ $block_name ] = true;

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}

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return false;

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}

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/**

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* Returns the theme's data.

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* Data from theme.json will be backfilled from existing

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* theme supports, if any. Note that if the same data

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* is present in theme.json and in theme supports,

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* the theme.json takes precedence.

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* @since 5.8.0

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* @since 5.9.0 Theme supports have been inlined and the `$theme_support_data` argument removed.

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* @since 6.0.0 Added an `$options` parameter to allow the theme data to be returned without theme supports.

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* @since 6.6.0 Add support for 'default-font-sizes' and 'default-spacing-sizes' theme supports.

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* Added registration and merging of block style variations from partial theme.json files and the block styles registry.

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* @param array $deprecated Deprecated. Not used.

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* @param array $options {

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* Options arguments.

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* @type bool $with_supports Whether to include theme supports in the data. Default true.

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* }

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* @return WP_Theme_JSON Entity that holds theme data.

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public static function get_theme_data( $deprecated = array(), $options = array() ) {

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if ( ! empty( $deprecated ) ) {

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_deprecated_argument( __METHOD__, '5.9.0' );

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}

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$options = wp_parse_args( $options, array( 'with_supports' => true ) );

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if ( null === static::$theme || ! static::has_same_registered_blocks( 'theme' ) ) {

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$wp_theme = wp_get_theme();

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$theme_json_file = $wp_theme->get_file_path( 'theme.json' );

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if ( is_readable( $theme_json_file ) ) {

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$theme_json_data = static::read_json_file( $theme_json_file );

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$theme_json_data = static::translate( $theme_json_data, $wp_theme->get( 'TextDomain' ) );

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} else {

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$theme_json_data = array( 'version' => WP_Theme_JSON::LATEST_SCHEMA );

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}

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* Register variations defined by theme partials (theme.json files in the styles directory).

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* This is required so the variations pass sanitization of theme.json data.

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$variations = static::get_style_variations( 'block' );

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wp_register_block_style_variations_from_theme_json_partials( $variations );

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* Source variations from the block registry and block style variation files. Then, merge them into the existing theme.json data.

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* In case the same style properties are defined in several sources, this is how we should resolve the values,

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* from higher to lower priority:

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* - styles.blocks.blockType.variations from theme.json

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* - styles.variations from theme.json

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* - variations from block style variation files

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* - variations from block styles registry

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* See test_add_registered_block_styles_to_theme_data and test_unwraps_block_style_variations.

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$theme_json_data = static::inject_variations_from_block_style_variation_files( $theme_json_data, $variations );

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$theme_json_data = static::inject_variations_from_block_styles_registry( $theme_json_data );

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/**

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* Filters the data provided by the theme for global styles and settings.

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* @since 6.1.0

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* @param WP_Theme_JSON_Data $theme_json Class to access and update the underlying data.

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$theme_json = apply_filters( 'wp_theme_json_data_theme', new WP_Theme_JSON_Data( $theme_json_data, 'theme' ) );

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* Backward compatibility for extenders returning a WP_Theme_JSON_Data

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* compatible class that is not a WP_Theme_JSON_Data object.

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if ( $theme_json instanceof WP_Theme_JSON_Data ) {

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static::$theme = $theme_json->get_theme_json();

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} else {

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$config = $theme_json->get_data();

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static::$theme = new WP_Theme_JSON( $config );

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}

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if ( $wp_theme->parent() ) {

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// Get parent theme.json.

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$parent_theme_json_file = $wp_theme->parent()->get_file_path( 'theme.json' );

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if ( $theme_json_file !== $parent_theme_json_file && is_readable( $parent_theme_json_file ) ) {

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$parent_theme_json_data = static::read_json_file( $parent_theme_json_file );

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$parent_theme_json_data = static::translate( $parent_theme_json_data, $wp_theme->parent()->get( 'TextDomain' ) );

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$parent_theme = new WP_Theme_JSON( $parent_theme_json_data );

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* Merge the child theme.json into the parent theme.json.

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* The child theme takes precedence over the parent.

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$parent_theme->merge( static::$theme );

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static::$theme = $parent_theme;

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}

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}

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}

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if ( ! $options['with_supports'] ) {

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return static::$theme;

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}

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* We want the presets and settings declared in theme.json

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* to override the ones declared via theme supports.

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* So we take theme supports, transform it to theme.json shape

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* and merge the static::$theme upon that.

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$theme_support_data = WP_Theme_JSON::get_from_editor_settings( get_classic_theme_supports_block_editor_settings() );

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if ( ! wp_theme_has_theme_json() ) {

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* Unlike block themes, classic themes without a theme.json disable

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* default presets when custom preset theme support is added. This

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* behavior can be overridden by using the corresponding default

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* preset theme support.

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$theme_support_data['settings']['color']['defaultPalette'] =

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! isset( $theme_support_data['settings']['color']['palette'] ) ||

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current_theme_supports( 'default-color-palette' );

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$theme_support_data['settings']['color']['defaultGradients'] =

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! isset( $theme_support_data['settings']['color']['gradients'] ) ||

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current_theme_supports( 'default-gradient-presets' );

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$theme_support_data['settings']['typography']['defaultFontSizes'] =

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! isset( $theme_support_data['settings']['typography']['fontSizes'] ) ||

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current_theme_supports( 'default-font-sizes' );

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$theme_support_data['settings']['spacing']['defaultSpacingSizes'] =

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! isset( $theme_support_data['settings']['spacing']['spacingSizes'] ) ||

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current_theme_supports( 'default-spacing-sizes' );

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* Shadow presets are explicitly disabled for classic themes until a

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* decision is made for whether the default presets should match the

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* other presets or if they should be disabled by default in classic

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* themes. See https://github.com/WordPress/gutenberg/issues/59989.

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$theme_support_data['settings']['shadow']['defaultPresets'] = false;

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// Allow themes to enable link color setting via theme_support.

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if ( current_theme_supports( 'link-color' ) ) {

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$theme_support_data['settings']['color']['link'] = true;

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}

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// Allow themes to enable all border settings via theme_support.

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if ( current_theme_supports( 'border' ) ) {

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$theme_support_data['settings']['border']['color'] = true;

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$theme_support_data['settings']['border']['radius'] = true;

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$theme_support_data['settings']['border']['style'] = true;

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$theme_support_data['settings']['border']['width'] = true;

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}

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// Allow themes to enable appearance tools via theme_support.

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if ( current_theme_supports( 'appearance-tools' ) ) {

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$theme_support_data['settings']['appearanceTools'] = true;

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}

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}

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$with_theme_supports = new WP_Theme_JSON( $theme_support_data );

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$with_theme_supports->merge( static::$theme );

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return $with_theme_supports;

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}

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/**

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* Gets the styles for blocks from the block.json file.

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* @since 6.1.0

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* @return WP_Theme_JSON

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public static function get_block_data() {

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$registry = WP_Block_Type_Registry::get_instance();

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$blocks = $registry->get_all_registered();

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if ( null !== static::$blocks && static::has_same_registered_blocks( 'blocks' ) ) {

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return static::$blocks;

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}

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$config = array( 'version' => WP_Theme_JSON::LATEST_SCHEMA );

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foreach ( $blocks as $block_name => $block_type ) {

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if ( isset( $block_type->supports['__experimentalStyle'] ) ) {

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$config['styles']['blocks'][ $block_name ] = static::remove_json_comments( $block_type->supports['__experimentalStyle'] );

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}

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if (

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isset( $block_type->supports['spacing']['blockGap']['__experimentalDefault'] ) &&

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! isset( $config['styles']['blocks'][ $block_name ]['spacing']['blockGap'] )

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) {

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* Ensure an empty placeholder value exists for the block, if it provides a default blockGap value.

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* The real blockGap value to be used will be determined when the styles are rendered for output.

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$config['styles']['blocks'][ $block_name ]['spacing']['blockGap'] = null;

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}

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}

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/**

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* Filters the data provided by the blocks for global styles & settings.

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* @since 6.1.0

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* @param WP_Theme_JSON_Data $theme_json Class to access and update the underlying data.

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$theme_json = apply_filters( 'wp_theme_json_data_blocks', new WP_Theme_JSON_Data( $config, 'blocks' ) );

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* Backward compatibility for extenders returning a WP_Theme_JSON_Data

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* compatible class that is not a WP_Theme_JSON_Data object.

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if ( $theme_json instanceof WP_Theme_JSON_Data ) {

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static::$blocks = $theme_json->get_theme_json();

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} else {

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$config = $theme_json->get_data();

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static::$blocks = new WP_Theme_JSON( $config, 'blocks' );

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}

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return static::$blocks;

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}

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/**

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* When given an array, this will remove any keys with the name `//`.

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* @since 6.1.0

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* @param array $input_array The array to filter.

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* @return array The filtered array.

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private static function remove_json_comments( $input_array ) {

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unset( $input_array['//'] );

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foreach ( $input_array as $k => $v ) {

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if ( is_array( $v ) ) {

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$input_array[ $k ] = static::remove_json_comments( $v );

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}

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}

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return $input_array;

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}

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[458] Fix | Delete

/**

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* Returns the custom post type that contains the user's origin config

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* for the active theme or an empty array if none are found.

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* This can also create and return a new draft custom post type.

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* @since 5.9.0

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* @param WP_Theme $theme The theme object. If empty, it

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* defaults to the active theme.

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* @param bool $create_post Optional. Whether a new custom post

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* type should be created if none are

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* found. Default false.

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* @param array $post_status_filter Optional. Filter custom post type by

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* post status. Default `array( 'publish' )`,

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* so it only fetches published posts.

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* @return array Custom Post Type for the user's origin config.

[475] Fix | Delete

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public static function get_user_data_from_wp_global_styles( $theme, $create_post = false, $post_status_filter = array( 'publish' ) ) {

[477] Fix | Delete

if ( ! $theme instanceof WP_Theme ) {

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$theme = wp_get_theme();

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}

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* Bail early if the theme does not support a theme.json.

[483] Fix | Delete

[484] Fix | Delete

* Since wp_theme_has_theme_json() only supports the active

[485] Fix | Delete

* theme, the extra condition for whether $theme is the active theme is

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* present here.

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[488] Fix | Delete

if ( $theme->get_stylesheet() === get_stylesheet() && ! wp_theme_has_theme_json() ) {

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return array();

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}

[491] Fix | Delete

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$user_cpt = array();

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$post_type_filter = 'wp_global_styles';

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$stylesheet = $theme->get_stylesheet();

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$args = array(

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'posts_per_page' => 1,

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'orderby' => 'date',

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'order' => 'desc',

[499] Fix | Delete

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