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Path: ~/home/getwphos/public_html/cosentino/wp-includes/

File Content: `class-wp-theme-json-resolver.php`

<?php
/**
 * WP_Theme_JSON_Resolver class
 *
 * @package WordPress
 * @subpackage Theme
 * @since 5.8.0
 */

/**
 * Class that abstracts the processing of the different data sources
 * for site-level config and offers an API to work with them.
 *
 * This class is for internal core usage and is not supposed to be used by extenders (plugins and/or themes).
 * This is a low-level API that may need to do breaking changes. Please,
 * use get_global_settings(), get_global_styles(), and get_global_stylesheet() instead.
 *
 * @access private
 */
#[AllowDynamicProperties]
class WP_Theme_JSON_Resolver {

	/**
	 * Container for keep track of registered blocks.
	 *
	 * @since 6.1.0
	 * @var array
	 */
	protected static $blocks_cache = array(
		'core'   => array(),
		'blocks' => array(),
		'theme'  => array(),
		'user'   => array(),
	);

	/**
	 * Container for data coming from core.
	 *
	 * @since 5.8.0
	 * @var WP_Theme_JSON
	 */
	protected static $core = null;

	/**
	 * Container for data coming from the blocks.
	 *
	 * @since 6.1.0
	 * @var WP_Theme_JSON
	 */
	protected static $blocks = null;

	/**
	 * Container for data coming from the theme.
	 *
	 * @since 5.8.0
	 * @var WP_Theme_JSON
	 */
	protected static $theme = null;

	/**
	 * Container for data coming from the user.
	 *
	 * @since 5.9.0
	 * @var WP_Theme_JSON
	 */
	protected static $user = null;

	/**
	 * Stores the ID of the custom post type
	 * that holds the user data.
	 *
	 * @since 5.9.0
	 * @var int
	 */
	protected static $user_custom_post_type_id = null;

	/**
	 * Container to keep loaded i18n schema for `theme.json`.
	 *
	 * @since 5.8.0 As `$theme_json_i18n`.
	 * @since 5.9.0 Renamed from `$theme_json_i18n` to `$i18n_schema`.
	 * @var array
	 */
	protected static $i18n_schema = null;

	/**
	 * `theme.json` file cache.
	 *
	 * @since 6.1.0
	 * @var array
	 */
	protected static $theme_json_file_cache = array();

	/**
	 * Processes a file that adheres to the theme.json schema
	 * and returns an array with its contents, or a void array if none found.
	 *
	 * @since 5.8.0
	 * @since 6.1.0 Added caching.
	 *
	 * @param string $file_path Path to file. Empty if no file.
	 * @return array Contents that adhere to the theme.json schema.
	 */
	protected static function read_json_file( $file_path ) {
		if ( $file_path ) {
			if ( array_key_exists( $file_path, static::$theme_json_file_cache ) ) {
				return static::$theme_json_file_cache[ $file_path ];
			}

			$decoded_file = wp_json_file_decode( $file_path, array( 'associative' => true ) );
			if ( is_array( $decoded_file ) ) {
				static::$theme_json_file_cache[ $file_path ] = $decoded_file;
				return static::$theme_json_file_cache[ $file_path ];
			}
		}

		return array();
	}

	/**
	 * Returns a data structure used in theme.json translation.
	 *
	 * @since 5.8.0
	 * @deprecated 5.9.0
	 *
	 * @return array An array of theme.json fields that are translatable and the keys that are translatable.
	 */
	public static function get_fields_to_translate() {
		_deprecated_function( __METHOD__, '5.9.0' );
		return array();
	}

	/**
	 * Given a theme.json structure modifies it in place to update certain values
	 * by its translated strings according to the language set by the user.
	 *
	 * @since 5.8.0
	 *
	 * @param array  $theme_json The theme.json to translate.
	 * @param string $domain     Optional. Text domain. Unique identifier for retrieving translated strings.
	 *                           Default 'default'.
	 * @return array Returns the modified $theme_json_structure.
	 */
	protected static function translate( $theme_json, $domain = 'default' ) {
		if ( null === static::$i18n_schema ) {
			$i18n_schema         = wp_json_file_decode( __DIR__ . '/theme-i18n.json' );
			static::$i18n_schema = null === $i18n_schema ? array() : $i18n_schema;
		}

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

	/**
	 * Returns core's origin config.
	 *
	 * @since 5.8.0
	 *
	 * @return WP_Theme_JSON Entity that holds core data.
	 */
	public static function get_core_data() {
		if ( null !== static::$core && static::has_same_registered_blocks( 'core' ) ) {
			return static::$core;
		}

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

		/**
		 * Filters the default data provided by WordPress for global styles & settings.
		 *
		 * @since 6.1.0
		 *
		 * @param WP_Theme_JSON_Data $theme_json Class to access and update the underlying data.
		 */
		$theme_json = apply_filters( 'wp_theme_json_data_default', new WP_Theme_JSON_Data( $config, 'default' ) );

		/*
		 * Backward compatibility for extenders returning a WP_Theme_JSON_Data
		 * compatible class that is not a WP_Theme_JSON_Data object.
		 */
		if ( $theme_json instanceof WP_Theme_JSON_Data ) {
			static::$core = $theme_json->get_theme_json();
		} else {
			$config       = $theme_json->get_data();
			static::$core = new WP_Theme_JSON( $config, 'default' );
		}

		return static::$core;
	}

	/**
	 * Checks whether the registered blocks were already processed for this origin.
	 *
	 * @since 6.1.0
	 *
	 * @param string $origin Data source for which to cache the blocks.
	 *                       Valid values are 'core', 'blocks', 'theme', and 'user'.
	 * @return bool True on success, false otherwise.
	 */
	protected static function has_same_registered_blocks( $origin ) {
		// Bail out if the origin is invalid.
		if ( ! isset( static::$blocks_cache[ $origin ] ) ) {
			return false;
		}

		$registry = WP_Block_Type_Registry::get_instance();
		$blocks   = $registry->get_all_registered();

		// Is there metadata for all currently registered blocks?
		$block_diff = array_diff_key( $blocks, static::$blocks_cache[ $origin ] );
		if ( empty( $block_diff ) ) {
			return true;
		}

		foreach ( $blocks as $block_name => $block_type ) {
			static::$blocks_cache[ $origin ][ $block_name ] = true;
		}

		return false;
	}

	/**
	 * Returns the theme's data.
	 *
	 * Data from theme.json will be backfilled from existing
	 * theme supports, if any. Note that if the same data
	 * is present in theme.json and in theme supports,
	 * the theme.json takes precedence.
	 *
	 * @since 5.8.0
	 * @since 5.9.0 Theme supports have been inlined and the `$theme_support_data` argument removed.
	 * @since 6.0.0 Added an `$options` parameter to allow the theme data to be returned without theme supports.
	 * @since 6.6.0 Add support for 'default-font-sizes' and 'default-spacing-sizes' theme supports.
	 *              Added registration and merging of block style variations from partial theme.json files and the block styles registry.
	 *
	 * @param array $deprecated Deprecated. Not used.
	 * @param array $options {
	 *     Options arguments.
	 *
	 *     @type bool $with_supports Whether to include theme supports in the data. Default true.
	 * }
	 * @return WP_Theme_JSON Entity that holds theme data.
	 */
	public static function get_theme_data( $deprecated = array(), $options = array() ) {
		if ( ! empty( $deprecated ) ) {
			_deprecated_argument( __METHOD__, '5.9.0' );
		}

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

		if ( null === static::$theme || ! static::has_same_registered_blocks( 'theme' ) ) {
			$wp_theme        = wp_get_theme();
			$theme_json_file = $wp_theme->get_file_path( 'theme.json' );
			if ( is_readable( $theme_json_file ) ) {
				$theme_json_data = static::read_json_file( $theme_json_file );
				$theme_json_data = static::translate( $theme_json_data, $wp_theme->get( 'TextDomain' ) );
			} else {
				$theme_json_data = array( 'version' => WP_Theme_JSON::LATEST_SCHEMA );
			}

			/*
			 * Register variations defined by theme partials (theme.json files in the styles directory).
			 * This is required so the variations pass sanitization of theme.json data.
			 */
			$variations = static::get_style_variations( 'block' );
			wp_register_block_style_variations_from_theme_json_partials( $variations );

			/*
			 * Source variations from the block registry and block style variation files. Then, merge them into the existing theme.json data.
			 *
			 * In case the same style properties are defined in several sources, this is how we should resolve the values,
			 * from higher to lower priority:
			 *
			 * - styles.blocks.blockType.variations from theme.json
			 * - styles.variations from theme.json
			 * - variations from block style variation files
			 * - variations from block styles registry
			 *
			 * See test_add_registered_block_styles_to_theme_data and test_unwraps_block_style_variations.
			 *
			 */
			$theme_json_data = static::inject_variations_from_block_style_variation_files( $theme_json_data, $variations );
			$theme_json_data = static::inject_variations_from_block_styles_registry( $theme_json_data );

			/**
			 * Filters the data provided by the theme for global styles and settings.
			 *
			 * @since 6.1.0
			 *
			 * @param WP_Theme_JSON_Data $theme_json Class to access and update the underlying data.
			 */
			$theme_json = apply_filters( 'wp_theme_json_data_theme', new WP_Theme_JSON_Data( $theme_json_data, 'theme' ) );

			/*
			 * Backward compatibility for extenders returning a WP_Theme_JSON_Data
			 * compatible class that is not a WP_Theme_JSON_Data object.
			 */
			if ( $theme_json instanceof WP_Theme_JSON_Data ) {
				static::$theme = $theme_json->get_theme_json();
			} else {
				$config        = $theme_json->get_data();
				static::$theme = new WP_Theme_JSON( $config );
			}

			if ( $wp_theme->parent() ) {
				// Get parent theme.json.
				$parent_theme_json_file = $wp_theme->parent()->get_file_path( 'theme.json' );
				if ( $theme_json_file !== $parent_theme_json_file && is_readable( $parent_theme_json_file ) ) {
					$parent_theme_json_data = static::read_json_file( $parent_theme_json_file );
					$parent_theme_json_data = static::translate( $parent_theme_json_data, $wp_theme->parent()->get( 'TextDomain' ) );
					$parent_theme           = new WP_Theme_JSON( $parent_theme_json_data );

					/*
					 * Merge the child theme.json into the parent theme.json.
					 * The child theme takes precedence over the parent.
					 */
					$parent_theme->merge( static::$theme );
					static::$theme = $parent_theme;
				}
			}
		}

		if ( ! $options['with_supports'] ) {
			return static::$theme;
		}

		/*
		 * We want the presets and settings declared in theme.json
		 * to override the ones declared via theme supports.
		 * So we take theme supports, transform it to theme.json shape
		 * and merge the static::$theme upon that.
		 */
		$theme_support_data = WP_Theme_JSON::get_from_editor_settings( get_classic_theme_supports_block_editor_settings() );
		if ( ! wp_theme_has_theme_json() ) {
			/*
			 * Unlike block themes, classic themes without a theme.json disable
			 * default presets when custom preset theme support is added. This
			 * behavior can be overridden by using the corresponding default
			 * preset theme support.
			 */
			$theme_support_data['settings']['color']['defaultPalette']        =
				! isset( $theme_support_data['settings']['color']['palette'] ) ||
				current_theme_supports( 'default-color-palette' );
			$theme_support_data['settings']['color']['defaultGradients']      =
				! isset( $theme_support_data['settings']['color']['gradients'] ) ||
				current_theme_supports( 'default-gradient-presets' );
			$theme_support_data['settings']['typography']['defaultFontSizes'] =
				! isset( $theme_support_data['settings']['typography']['fontSizes'] ) ||
				current_theme_supports( 'default-font-sizes' );
			$theme_support_data['settings']['spacing']['defaultSpacingSizes'] =
				! isset( $theme_support_data['settings']['spacing']['spacingSizes'] ) ||
				current_theme_supports( 'default-spacing-sizes' );

			/*
			 * Shadow presets are explicitly disabled for classic themes until a
			 * decision is made for whether the default presets should match the
			 * other presets or if they should be disabled by default in classic
			 * themes. See https://github.com/WordPress/gutenberg/issues/59989.
			 */
			$theme_support_data['settings']['shadow']['defaultPresets'] = false;

			// Allow themes to enable link color setting via theme_support.
			if ( current_theme_supports( 'link-color' ) ) {
				$theme_support_data['settings']['color']['link'] = true;
			}

			// Allow themes to enable all border settings via theme_support.
			if ( current_theme_supports( 'border' ) ) {
				$theme_support_data['settings']['border']['color']  = true;
				$theme_support_data['settings']['border']['radius'] = true;
				$theme_support_data['settings']['border']['style']  = true;
				$theme_support_data['settings']['border']['width']  = true;
			}

			// Allow themes to enable appearance tools via theme_support.
			if ( current_theme_supports( 'appearance-tools' ) ) {
				$theme_support_data['settings']['appearanceTools'] = true;
			}
		}
		$with_theme_supports = new WP_Theme_JSON( $theme_support_data );
		$with_theme_supports->merge( static::$theme );
		return $with_theme_supports;
	}

	/**
	 * Gets the styles for blocks from the block.json file.
	 *
	 * @since 6.1.0
	 *
	 * @return WP_Theme_JSON
	 */
	public static function get_block_data() {
		$registry = WP_Block_Type_Registry::get_instance();
		$blocks   = $registry->get_all_registered();

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

		$config = array( 'version' => WP_Theme_JSON::LATEST_SCHEMA );
		foreach ( $blocks as $block_name => $block_type ) {
			if ( isset( $block_type->supports['__experimentalStyle'] ) ) {
				$config['styles']['blocks'][ $block_name ] = static::remove_json_comments( $block_type->supports['__experimentalStyle'] );
			}

			if (
				isset( $block_type->supports['spacing']['blockGap']['__experimentalDefault'] ) &&
				! isset( $config['styles']['blocks'][ $block_name ]['spacing']['blockGap'] )
			) {
				/*
				 * Ensure an empty placeholder value exists for the block, if it provides a default blockGap value.
				 * The real blockGap value to be used will be determined when the styles are rendered for output.
				 */
				$config['styles']['blocks'][ $block_name ]['spacing']['blockGap'] = null;
			}
		}

		/**
		 * Filters the data provided by the blocks for global styles & settings.
		 *
		 * @since 6.1.0
		 *
		 * @param WP_Theme_JSON_Data $theme_json Class to access and update the underlying data.
		 */
		$theme_json = apply_filters( 'wp_theme_json_data_blocks', new WP_Theme_JSON_Data( $config, 'blocks' ) );

		/*
		 * Backward compatibility for extenders returning a WP_Theme_JSON_Data
		 * compatible class that is not a WP_Theme_JSON_Data object.
		 */
		if ( $theme_json instanceof WP_Theme_JSON_Data ) {
			static::$blocks = $theme_json->get_theme_json();
		} else {
			$config         = $theme_json->get_data();
			static::$blocks = new WP_Theme_JSON( $config, 'blocks' );
		}

		return static::$blocks;
	}

	/**
	 * When given an array, this will remove any keys with the name `//`.
	 *
	 * @since 6.1.0
	 *
	 * @param array $input_array The array to filter.
	 * @return array The filtered array.
	 */
	private static function remove_json_comments( $input_array ) {
		unset( $input_array['//'] );
		foreach ( $input_array as $k => $v ) {
			if ( is_array( $v ) ) {
				$input_array[ $k ] = static::remove_json_comments( $v );
			}
		}

		return $input_array;
	}

	/**
	 * Returns the custom post type that contains the user's origin config
	 * for the active theme or an empty array if none are found.
	 *
	 * This can also create and return a new draft custom post type.
	 *
	 * @since 5.9.0
	 *
	 * @param WP_Theme $theme              The theme object. If empty, it
	 *                                     defaults to the active theme.
	 * @param bool     $create_post        Optional. Whether a new custom post
	 *                                     type should be created if none are
	 *                                     found. Default false.
	 * @param array    $post_status_filter Optional. Filter custom post type by
	 *                                     post status. Default `array( 'publish' )`,
	 *                                     so it only fetches published posts.
	 * @return array Custom Post Type for the user's origin config.
	 */
	public static function get_user_data_from_wp_global_styles( $theme, $create_post = false, $post_status_filter = array( 'publish' ) ) {
		if ( ! $theme instanceof WP_Theme ) {
			$theme = wp_get_theme();
		}

		/*
		 * Bail early if the theme does not support a theme.json.
		 *
		 * Since wp_theme_has_theme_json() only supports the active
		 * theme, the extra condition for whether $theme is the active theme is
		 * present here.
		 */
		if ( $theme->get_stylesheet() === get_stylesheet() && ! wp_theme_has_theme_json() ) {
			return array();
		}

		$user_cpt         = array();
		$post_type_filter = 'wp_global_styles';
		$stylesheet       = $theme->get_stylesheet();
		$args             = array(
			'posts_per_page'         => 1,
			'orderby'                => 'date',
			'order'                  => 'desc',
			'post_type'              => $post_type_filter,
			'post_status'            => $post_status_filter,
			'ignore_sticky_posts'    => true,
			'no_found_rows'          => true,
			'update_post_meta_cache' => false,
			'update_post_term_cache' => false,
			'tax_query'              => array(
				array(
					'taxonomy' => 'wp_theme',
					'field'    => 'name',
					'terms'    => $stylesheet,
				),
			),
		);

		$global_style_query = new WP_Query();
		$recent_posts       = $global_style_query->query( $args );
		if ( count( $recent_posts ) === 1 ) {
			$user_cpt = get_object_vars( $recent_posts[0] );
		} elseif ( $create_post ) {
			$cpt_post_id = wp_insert_post(
				array(
					'post_content' => '{"version": ' . WP_Theme_JSON::LATEST_SCHEMA . ', "isGlobalStylesUserThemeJSON": true }',
					'post_status'  => 'publish',
					'post_title'   => 'Custom Styles', // Do not make string translatable, see https://core.trac.wordpress.org/ticket/54518.
					'post_type'    => $post_type_filter,
					'post_name'    => sprintf( 'wp-global-styles-%s', urlencode( $stylesheet ) ),
					'tax_input'    => array(
						'wp_theme' => array( $stylesheet ),
					),
				),
				true
			);
			if ( ! is_wp_error( $cpt_post_id ) ) {
				$user_cpt = get_object_vars( get_post( $cpt_post_id ) );
			}
		}

		return $user_cpt;
	}

	/**
	 * Returns the user's origin config.
	 *
	 * @since 5.9.0
	 * @since 6.6.0 The 'isGlobalStylesUserThemeJSON' flag is left on the user data.
	 *              Register the block style variations coming from the user data.
	 *
	 * @return WP_Theme_JSON Entity that holds styles for user data.
	 */
	public static function get_user_data() {
		if ( null !== static::$user && static::has_same_registered_blocks( 'user' ) ) {
			return static::$user;
		}

		$config   = array();
		$user_cpt = static::get_user_data_from_wp_global_styles( wp_get_theme() );

		if ( array_key_exists( 'post_content', $user_cpt ) ) {
			$decoded_data = json_decode( $user_cpt['post_content'], true );

			$json_decoding_error = json_last_error();
			if ( JSON_ERROR_NONE !== $json_decoding_error ) {
				wp_trigger_error( __METHOD__, 'Error when decoding a theme.json schema for user data. ' . json_last_error_msg() );
				/**
				 * Filters the data provided by the user for global styles & settings.
				 *
				 * @since 6.1.0
				 *
				 * @param WP_Theme_JSON_Data $theme_json Class to access and update the underlying data.
				 */
				$theme_json = apply_filters( 'wp_theme_json_data_user', new WP_Theme_JSON_Data( $config, 'custom' ) );

				/*
				 * Backward compatibility for extenders returning a WP_Theme_JSON_Data
				 * compatible class that is not a WP_Theme_JSON_Data object.
				 */
				if ( $theme_json instanceof WP_Theme_JSON_Data ) {
					return $theme_json->get_theme_json();
				} else {
					$config = $theme_json->get_data();
					return new WP_Theme_JSON( $config, 'custom' );
				}
			}

			/*
			 * Very important to verify that the flag isGlobalStylesUserThemeJSON is true.
			 * If it's not true then the content was not escaped and is not safe.
			 */
			if (
				is_array( $decoded_data ) &&
				isset( $decoded_data['isGlobalStylesUserThemeJSON'] ) &&
				$decoded_data['isGlobalStylesUserThemeJSON']
			) {
				unset( $decoded_data['isGlobalStylesUserThemeJSON'] );
				$config = $decoded_data;
			}
		}

		/** This filter is documented in wp-includes/class-wp-theme-json-resolver.php */
		$theme_json = apply_filters( 'wp_theme_json_data_user', new WP_Theme_JSON_Data( $config, 'custom' ) );

		/*
		 * Backward compatibility for extenders returning a WP_Theme_JSON_Data
		 * compatible class that is not a WP_Theme_JSON_Data object.
		 */
		if ( $theme_json instanceof WP_Theme_JSON_Data ) {
			static::$user = $theme_json->get_theme_json();
		} else {
			$config       = $theme_json->get_data();
			static::$user = new WP_Theme_JSON( $config, 'custom' );
		}

		return static::$user;
	}

	/**
	 * Returns the data merged from multiple origins.
	 *
	 * There are four sources of data (origins) for a site:
	 *
	 * - default => WordPress
	 * - blocks  => each one of the blocks provides data for itself
	 * - theme   => the active theme
	 * - custom  => data provided by the user
	 *
	 * The custom's has higher priority than the theme's, the theme's higher than blocks',
	 * and block's higher than default's.
	 *
	 * Unlike the getters
	 * {@link https://developer.wordpress.org/reference/classes/wp_theme_json_resolver/get_core_data/ get_core_data},
	 * {@link https://developer.wordpress.org/reference/classes/wp_theme_json_resolver/get_theme_data/ get_theme_data},
	 * and {@link https://developer.wordpress.org/reference/classes/wp_theme_json_resolver/get_user_data/ get_user_data},
	 * this method returns data after it has been merged with the previous origins.
	 * This means that if the same piece of data is declared in different origins
	 * (default, blocks, theme, custom), the last origin overrides the previous.
	 *
	 * For example, if the user has set a background color
	 * for the paragraph block, and the theme has done it as well,
	 * the user preference wins.
	 *
	 * @since 5.8.0
	 * @since 5.9.0 Added user data, removed the `$settings` parameter,
	 *              added the `$origin` parameter.
	 * @since 6.1.0 Added block data and generation of spacingSizes array.
	 * @since 6.2.0 Changed ' $origin' parameter values to 'default', 'blocks', 'theme' or 'custom'.
	 *
	 * @param string $origin Optional. To what level should we merge data: 'default', 'blocks', 'theme' or 'custom'.
	 *                       'custom' is used as default value as well as fallback value if the origin is unknown.
	 * @return WP_Theme_JSON
	 */
	public static function get_merged_data( $origin = 'custom' ) {
		if ( is_array( $origin ) ) {
			_deprecated_argument( __FUNCTION__, '5.9.0' );
		}

		$result = new WP_Theme_JSON();
		$result->merge( static::get_core_data() );
		if ( 'default' === $origin ) {
			return $result;
		}

		$result->merge( static::get_block_data() );
		if ( 'blocks' === $origin ) {
			return $result;
		}

		$result->merge( static::get_theme_data() );
		if ( 'theme' === $origin ) {
			return $result;
		}

		$result->merge( static::get_user_data() );

		return $result;
	}

	/**
	 * Returns the ID of the custom post type
	 * that stores user data.
	 *
	 * @since 5.9.0
	 *
	 * @return integer|null
	 */
	public static function get_user_global_styles_post_id() {
		if ( null !== static::$user_custom_post_type_id ) {
			return static::$user_custom_post_type_id;
		}

		$user_cpt = static::get_user_data_from_wp_global_styles( wp_get_theme(), true );

		if ( array_key_exists( 'ID', $user_cpt ) ) {
			static::$user_custom_post_type_id = $user_cpt['ID'];
		}

		return static::$user_custom_post_type_id;
	}

	/**
	 * Determines whether the active theme has a theme.json file.
	 *
	 * @since 5.8.0
	 * @since 5.9.0 Added a check in the parent theme.
	 * @deprecated 6.2.0 Use wp_theme_has_theme_json() instead.
	 *
	 * @return bool
	 */
	public static function theme_has_support() {
		_deprecated_function( __METHOD__, '6.2.0', 'wp_theme_has_theme_json()' );

		return wp_theme_has_theme_json();
	}

	/**
	 * Builds the path to the given file and checks that it is readable.
	 *
	 * If it isn't, returns an empty string, otherwise returns the whole file path.
	 *
	 * @since 5.8.0
	 * @since 5.9.0 Adapted to work with child themes, added the `$template` argument.
	 *
	 * @param string $file_name Name of the file.
	 * @param bool   $template  Optional. Use template theme directory. Default false.
	 * @return string The whole file path or empty if the file doesn't exist.
	 */
	protected static function get_file_path_from_theme( $file_name, $template = false ) {
		$path      = $template ? get_template_directory() : get_stylesheet_directory();
		$candidate = $path . '/' . $file_name;

		return is_readable( $candidate ) ? $candidate : '';
	}

	/**
	 * Cleans the cached data so it can be recalculated.
	 *
	 * @since 5.8.0
	 * @since 5.9.0 Added the `$user`, `$user_custom_post_type_id`,
	 *              and `$i18n_schema` variables to reset.
	 * @since 6.1.0 Added the `$blocks` and `$blocks_cache` variables
	 *              to reset.
	 */
	public static function clean_cached_data() {
		static::$core                     = null;
		static::$blocks                   = null;
		static::$blocks_cache             = array(
			'core'   => array(),
			'blocks' => array(),
			'theme'  => array(),
			'user'   => array(),
		);
		static::$theme                    = null;
		static::$user                     = null;
		static::$user_custom_post_type_id = null;
		static::$i18n_schema              = null;
	}

	/**
	 * Returns an array of all nested JSON files within a given directory.
	 *
	 * @since 6.2.0
	 *
	 * @param string $dir The directory to recursively iterate and list files of.
	 * @return array The merged array.
	 */
	private static function recursively_iterate_json( $dir ) {
		$nested_files      = new RecursiveIteratorIterator( new RecursiveDirectoryIterator( $dir ) );
		$nested_json_files = iterator_to_array( new RegexIterator( $nested_files, '/^.+\.json$/i', RecursiveRegexIterator::GET_MATCH ) );
		return $nested_json_files;
	}

	/**
	 * Determines if a supplied style variation matches the provided scope.
	 *
	 * For backwards compatibility, if a variation does not define any scope
	 * related property, e.g. `blockTypes`, it is assumed to be a theme style
	 * variation.
	 *
	 * @since 6.6.0
	 *
	 * @param array  $variation Theme.json shaped style variation object.
	 * @param string $scope     Scope to check e.g. theme, block etc.
	 * @return boolean
	 */
	private static function style_variation_has_scope( $variation, $scope ) {
		if ( 'block' === $scope ) {
			return isset( $variation['blockTypes'] );
		}

		if ( 'theme' === $scope ) {
			return ! isset( $variation['blockTypes'] );
		}

		return false;
	}

	/**
	 * Returns the style variations defined by the theme.
	 *
	 * @since 6.0.0
	 * @since 6.2.0 Returns parent theme variations if theme is a child.
	 * @since 6.6.0 Added configurable scope parameter to allow filtering
	 *              theme.json partial files by the scope to which they
	 *              can be applied e.g. theme vs block etc.
	 *              Added basic caching for read theme.json partial files.
	 *
	 * @param string $scope The scope or type of style variation to retrieve e.g. theme, block etc.
	 * @return array
	 */
	public static function get_style_variations( $scope = 'theme' ) {
		$variation_files    = array();
		$variations         = array();
		$base_directory     = get_stylesheet_directory() . '/styles';
		$template_directory = get_template_directory() . '/styles';
		if ( is_dir( $base_directory ) ) {
			$variation_files = static::recursively_iterate_json( $base_directory );
		}
		if ( is_dir( $template_directory ) && $template_directory !== $base_directory ) {
			$variation_files_parent = static::recursively_iterate_json( $template_directory );
			// If the child and parent variation file basename are the same, only include the child theme's.
			foreach ( $variation_files_parent as $parent_path => $parent ) {
				foreach ( $variation_files as $child_path => $child ) {
					if ( basename( $parent_path ) === basename( $child_path ) ) {
						unset( $variation_files_parent[ $parent_path ] );
					}
				}
			}
			$variation_files = array_merge( $variation_files, $variation_files_parent );
		}
		ksort( $variation_files );
		foreach ( $variation_files as $path => $file ) {
			$decoded_file = self::read_json_file( $path );
			if ( is_array( $decoded_file ) && static::style_variation_has_scope( $decoded_file, $scope ) ) {
				$translated = static::translate( $decoded_file, wp_get_theme()->get( 'TextDomain' ) );
				$variation  = ( new WP_Theme_JSON( $translated ) )->get_raw_data();
				if ( empty( $variation['title'] ) ) {
					$variation['title'] = basename( $path, '.json' );
				}
				$variations[] = $variation;
			}
		}
		return $variations;
	}

	/**
	 * Resolves relative paths in theme.json styles to theme absolute paths
	 * and returns them in an array that can be embedded
	 * as the value of `_link` object in REST API responses.
	 *
	 * @since 6.6.0
	 * @since 6.7.0 Resolve relative paths in block styles.
	 *
	 * @param WP_Theme_JSON $theme_json A theme json instance.
	 * @return array An array of resolved paths.
	 */
	public static function get_resolved_theme_uris( $theme_json ) {
		$resolved_theme_uris = array();

		if ( ! $theme_json instanceof WP_Theme_JSON ) {
			return $resolved_theme_uris;
		}

		$theme_json_data = $theme_json->get_raw_data();
		/*
		 * The same file convention when registering web fonts.
		 * See: WP_Font_Face_Resolver::to_theme_file_uri.
		 */
		$placeholder = 'file:./';

		// Top level styles.
		$background_image_url = $theme_json_data['styles']['background']['backgroundImage']['url'] ?? null;
		if (
			isset( $background_image_url ) &&
			is_string( $background_image_url ) &&
			// Skip if the src doesn't start with the placeholder, as there's nothing to replace.
			str_starts_with( $background_image_url, $placeholder )
		) {
			$file_type          = wp_check_filetype( $background_image_url );
			$src_url            = str_replace( $placeholder, '', $background_image_url );
			$resolved_theme_uri = array(
				'name'   => $background_image_url,
				'href'   => sanitize_url( get_theme_file_uri( $src_url ) ),
				'target' => 'styles.background.backgroundImage.url',
			);
			if ( isset( $file_type['type'] ) ) {
				$resolved_theme_uri['type'] = $file_type['type'];
			}
			$resolved_theme_uris[] = $resolved_theme_uri;
		}

		// Block styles.
		if ( ! empty( $theme_json_data['styles']['blocks'] ) ) {
			foreach ( $theme_json_data['styles']['blocks'] as $block_name => $block_styles ) {
				if ( ! isset( $block_styles['background']['backgroundImage']['url'] ) ) {
					continue;
				}
				$background_image_url = $block_styles['background']['backgroundImage']['url'];
				if (
					is_string( $background_image_url ) &&
					// Skip if the src doesn't start with the placeholder, as there's nothing to replace.
					str_starts_with( $background_image_url, $placeholder )
				) {
					$file_type          = wp_check_filetype( $background_image_url );
					$src_url            = str_replace( $placeholder, '', $background_image_url );
					$resolved_theme_uri = array(
						'name'   => $background_image_url,
						'href'   => sanitize_url( get_theme_file_uri( $src_url ) ),
						'target' => "styles.blocks.{$block_name}.background.backgroundImage.url",
					);
					if ( isset( $file_type['type'] ) ) {
						$resolved_theme_uri['type'] = $file_type['type'];
					}
					$resolved_theme_uris[] = $resolved_theme_uri;
				}
			}
		}

		return $resolved_theme_uris;
	}

	/**
	 * Resolves relative paths in theme.json styles to theme absolute paths
	 * and merges them with incoming theme JSON.
	 *
	 * @since 6.6.0
	 *
	 * @param WP_Theme_JSON $theme_json A theme json instance.
	 * @return WP_Theme_JSON Theme merged with resolved paths, if any found.
	 */
	public static function resolve_theme_file_uris( $theme_json ) {
		$resolved_urls = static::get_resolved_theme_uris( $theme_json );
		if ( empty( $resolved_urls ) ) {
			return $theme_json;
		}

		$resolved_theme_json_data = $theme_json->get_raw_data();

		foreach ( $resolved_urls as $resolved_url ) {
			$path = explode( '.', $resolved_url['target'] );
			_wp_array_set( $resolved_theme_json_data, $path, $resolved_url['href'] );
		}

		return new WP_Theme_JSON( $resolved_theme_json_data );
	}

	/**
	 * Adds variations sourced from block style variations files to the supplied theme.json data.
	 *
	 * @since 6.6.0
	 *
	 * @param array $data       Array following the theme.json specification.
	 * @param array $variations Shared block style variations.
	 * @return array Theme json data including shared block style variation definitions.
	 */
	private static function inject_variations_from_block_style_variation_files( $data, $variations ) {
		if ( empty( $variations ) ) {
			return $data;
		}

		foreach ( $variations as $variation ) {
			if ( empty( $variation['styles'] ) || empty( $variation['blockTypes'] ) ) {
				continue;
			}

			$variation_name = $variation['slug'] ?? _wp_to_kebab_case( $variation['title'] );

			foreach ( $variation['blockTypes'] as $block_type ) {
				// First, override partial styles with any top-level styles.
				$top_level_data = $data['styles']['variations'][ $variation_name ] ?? array();
				if ( ! empty( $top_level_data ) ) {
					$variation['styles'] = array_replace_recursive( $variation['styles'], $top_level_data );
				}

				// Then, override styles so far with any block-level styles.
				$block_level_data = $data['styles']['blocks'][ $block_type ]['variations'][ $variation_name ] ?? array();
				if ( ! empty( $block_level_data ) ) {
					$variation['styles'] = array_replace_recursive( $variation['styles'], $block_level_data );
				}

				$path = array( 'styles', 'blocks', $block_type, 'variations', $variation_name );
				_wp_array_set( $data, $path, $variation['styles'] );
			}
		}

		return $data;
	}

	/**
	 * Adds variations sourced from the block styles registry to the supplied theme.json data.
	 *
	 * @since 6.6.0
	 *
	 * @param array $data Array following the theme.json specification.
	 * @return array Theme json data including shared block style variation definitions.
	 */
	private static function inject_variations_from_block_styles_registry( $data ) {
		$registry = WP_Block_Styles_Registry::get_instance();
		$styles   = $registry->get_all_registered();

		foreach ( $styles as $block_type => $variations ) {
			foreach ( $variations as $variation_name => $variation ) {
				if ( empty( $variation['style_data'] ) ) {
					continue;
				}

				// First, override registry styles with any top-level styles.
				$top_level_data = $data['styles']['variations'][ $variation_name ] ?? array();
				if ( ! empty( $top_level_data ) ) {
					$variation['style_data'] = array_replace_recursive( $variation['style_data'], $top_level_data );
				}

				// Then, override styles so far with any block-level styles.
				$block_level_data = $data['styles']['blocks'][ $block_type ]['variations'][ $variation_name ] ?? array();
				if ( ! empty( $block_level_data ) ) {
					$variation['style_data'] = array_replace_recursive( $variation['style_data'], $block_level_data );
				}

				$path = array( 'styles', 'blocks', $block_type, 'variations', $variation_name );
				_wp_array_set( $data, $path, $variation['style_data'] );
			}
		}

		return $data;
	}
}

Edit Rename Chmod Delete

FILE FOLDER

Name	Size	Permission
ID3	---	0755
IXR	---	0755
PHPMailer	---	0755
Requests	---	0755
SimplePie	---	0755
Text	---	0755
abilities-api	---	0755
assets	---	0755
block-bindings	---	0755
block-patterns	---	0755
block-supports	---	0755
blocks	---	0755
certificates	---	0755
css	---	0755
customize	---	0755
fonts	---	0755
html-api	---	0755
images	---	0755
interactivity-api	---	0755
js	---	0755
l10n	---	0755
php-compat	---	0755
pomo	---	0755
rest-api	---	0755
sitemaps	---	0755
sodium_compat	---	0755
style-engine	---	0755
theme-compat	---	0755
widgets	---	0755
abilities-api.php	24369 bytes	0644
abilities.php	7983 bytes	0644
admin-bar.php	36966 bytes	0644
atomlib.php	12181 bytes	0644
author-template.php	19391 bytes	0644
block-bindings.php	7526 bytes	0644
block-editor.php	29282 bytes	0644
block-i18n.json	316 bytes	0644
block-patterns.php	13213 bytes	0644
block-template-utils.php	62484 bytes	0644
block-template.php	15359 bytes	0644
blocks.php	114739 bytes	0644
bookmark-template.php	12768 bytes	0644
bookmark.php	15427 bytes	0644
cache-compat.php	10078 bytes	0644
cache.php	13486 bytes	0644
canonical.php	34645 bytes	0644
capabilities.php	43652 bytes	0644
category-template.php	57045 bytes	0644
category.php	12829 bytes	0644
class-IXR.php	2616 bytes	0644
class-avif-info.php	29615 bytes	0644
class-feed.php	539 bytes	0644
class-http.php	367 bytes	0644
class-json.php	43676 bytes	0644
class-oembed.php	401 bytes	0644
class-phpass.php	6771 bytes	0644
class-phpmailer.php	664 bytes	0644
class-pop3.php	21121 bytes	0644
class-requests.php	2237 bytes	0644
class-simplepie.php	453 bytes	0644
class-smtp.php	457 bytes	0644
class-snoopy.php	37715 bytes	0644
class-walker-category-dropdown.php	2469 bytes	0644
class-walker-category.php	8477 bytes	0644
class-walker-comment.php	14221 bytes	0644
class-walker-nav-menu.php	12044 bytes	0644
class-walker-page-dropdown.php	2710 bytes	0644
class-walker-page.php	7612 bytes	0644
class-wp-admin-bar.php	17874 bytes	0644
class-wp-ajax-response.php	5266 bytes	0644
class-wp-application-passwords.php	17099 bytes	0644
class-wp-block-bindings-registry.php	8482 bytes	0644
class-wp-block-bindings-source.php	2992 bytes	0644
class-wp-block-editor-context.php	1350 bytes	0644
class-wp-block-list.php	4713 bytes	0644
class-wp-block-metadata-registry.php	11895 bytes	0644
class-wp-block-parser-block.php	2555 bytes	0644
class-wp-block-parser-frame.php	2017 bytes	0644
class-wp-block-parser.php	11516 bytes	0644
class-wp-block-pattern-categories-registry.php	5450 bytes	0644
class-wp-block-patterns-registry.php	11253 bytes	0644
class-wp-block-processor.php	69959 bytes	0644
class-wp-block-styles-registry.php	6497 bytes	0644
class-wp-block-supports.php	5626 bytes	0644
class-wp-block-template.php	2033 bytes	0644
class-wp-block-templates-registry.php	7193 bytes	0644
class-wp-block-type-registry.php	5030 bytes	0644
class-wp-block-type.php	17265 bytes	0644
class-wp-block.php	24812 bytes	0644
class-wp-classic-to-block-menu-converter.php	4070 bytes	0644
class-wp-comment-query.php	48804 bytes	0644
class-wp-comment.php	9437 bytes	0644
class-wp-customize-control.php	26119 bytes	0644
class-wp-customize-manager.php	203139 bytes	0644
class-wp-customize-nav-menus.php	58013 bytes	0644
class-wp-customize-panel.php	10710 bytes	0644
class-wp-customize-section.php	11209 bytes	0644
class-wp-customize-setting.php	29962 bytes	0644
class-wp-customize-widgets.php	72607 bytes	0644
class-wp-date-query.php	36147 bytes	0644
class-wp-dependencies.php	17004 bytes	0644
class-wp-dependency.php	2633 bytes	0644
class-wp-duotone.php	40783 bytes	0644
class-wp-editor.php	72335 bytes	0644
class-wp-embed.php	15931 bytes	0644
class-wp-error.php	7502 bytes	0644
class-wp-exception.php	253 bytes	0644
class-wp-fatal-error-handler.php	8150 bytes	0644
class-wp-feed-cache-transient.php	3304 bytes	0644
class-wp-feed-cache.php	969 bytes	0644
class-wp-hook.php	16674 bytes	0644
class-wp-http-cookie.php	7389 bytes	0644
class-wp-http-curl.php	13261 bytes	0644
class-wp-http-encoding.php	6689 bytes	0644
class-wp-http-ixr-client.php	3506 bytes	0644
class-wp-http-proxy.php	5980 bytes	0644
class-wp-http-requests-hooks.php	2022 bytes	0644
class-wp-http-requests-response.php	4400 bytes	0644
class-wp-http-response.php	2977 bytes	0644
class-wp-http-streams.php	16859 bytes	0644
class-wp-http.php	41570 bytes	0644
class-wp-image-editor-gd.php	20705 bytes	0644
class-wp-image-editor-imagick.php	36977 bytes	0644
class-wp-image-editor.php	17415 bytes	0644
class-wp-list-util.php	7443 bytes	0644
class-wp-locale-switcher.php	6776 bytes	0644
class-wp-locale.php	16883 bytes	0644
class-wp-matchesmapregex.php	1828 bytes	0644
class-wp-meta-query.php	30533 bytes	0644
class-wp-metadata-lazyloader.php	6833 bytes	0644
class-wp-navigation-fallback.php	9193 bytes	0644
class-wp-network-query.php	19887 bytes	0644
class-wp-network.php	12296 bytes	0644
class-wp-object-cache.php	17524 bytes	0644
class-wp-oembed-controller.php	6905 bytes	0644
class-wp-oembed.php	31670 bytes	0644
class-wp-paused-extensions-storage.php	5111 bytes	0644
class-wp-phpmailer.php	4348 bytes	0644
class-wp-plugin-dependencies.php	25315 bytes	0644
class-wp-post-type.php	30680 bytes	0644
class-wp-post.php	6491 bytes	0644
class-wp-query.php	163744 bytes	0644
class-wp-recovery-mode-cookie-service.php	6877 bytes	0644
class-wp-recovery-mode-email-service.php	11183 bytes	0644
class-wp-recovery-mode-key-service.php	4884 bytes	0644
class-wp-recovery-mode-link-service.php	3463 bytes	0644
class-wp-recovery-mode.php	11453 bytes	0644
class-wp-rewrite.php	63687 bytes	0644
class-wp-role.php	2523 bytes	0644
class-wp-roles.php	9394 bytes	0644
class-wp-script-modules.php	32917 bytes	0644
class-wp-scripts.php	34864 bytes	0644
class-wp-session-tokens.php	7319 bytes	0644
class-wp-simplepie-file.php	3552 bytes	0644
class-wp-simplepie-sanitize-kses.php	1910 bytes	0644
class-wp-site-query.php	31655 bytes	0644
class-wp-site.php	7467 bytes	0644
class-wp-speculation-rules.php	7527 bytes	0644
class-wp-styles.php	12843 bytes	0644
class-wp-tax-query.php	19577 bytes	0644
class-wp-taxonomy.php	18559 bytes	0644
class-wp-term-query.php	40953 bytes	0644
class-wp-term.php	5298 bytes	0644
class-wp-text-diff-renderer-inline.php	979 bytes	0644
class-wp-text-diff-renderer-table.php	18880 bytes	0644
class-wp-textdomain-registry.php	10481 bytes	0644
class-wp-theme-json-data.php	1809 bytes	0644
class-wp-theme-json-resolver.php	35738 bytes	0644
class-wp-theme-json-schema.php	7367 bytes	0644
class-wp-theme-json.php	164347 bytes	0644
class-wp-theme.php	65810 bytes	0644
class-wp-token-map.php	28618 bytes	0644
class-wp-url-pattern-prefixer.php	4802 bytes	0644
class-wp-user-meta-session-tokens.php	3011 bytes	0644
class-wp-user-query.php	44166 bytes	0644
class-wp-user-request.php	2305 bytes	0644
class-wp-user.php	23044 bytes	0644
class-wp-walker.php	13322 bytes	0644
class-wp-widget-factory.php	3347 bytes	0644
class-wp-widget.php	18429 bytes	0644
class-wp-xmlrpc-server.php	215447 bytes	0644
class-wp.php	26481 bytes	0644
class-wpdb.php	118627 bytes	0644
class.wp-dependencies.php	373 bytes	0644
class.wp-scripts.php	343 bytes	0644
class.wp-styles.php	338 bytes	0644
comment-template.php	103145 bytes	0644
comment.php	134069 bytes	0644
compat-utf8.php	19554 bytes	0644
compat.php	17830 bytes	0644
cron.php	42988 bytes	0644
date.php	400 bytes	0644
default-constants.php	11365 bytes	0644
default-filters.php	37910 bytes	0644
default-widgets.php	2295 bytes	0644
deprecated.php	192644 bytes	0644
embed-template.php	338 bytes	0644
embed.php	38911 bytes	0644
error-protection.php	4121 bytes	0644
feed-atom-comments.php	5504 bytes	0644
feed-atom.php	3121 bytes	0644
feed-rdf.php	2668 bytes	0644
feed-rss.php	1189 bytes	0644
feed-rss2-comments.php	4136 bytes	0644
feed-rss2.php	3799 bytes	0644
feed.php	25189 bytes	0644
fonts.php	9790 bytes	0644
formatting.php	354741 bytes	0644
functions.php	288600 bytes	0644
functions.wp-scripts.php	15311 bytes	0644
functions.wp-styles.php	8641 bytes	0644
general-template.php	173004 bytes	0644
global-styles-and-settings.php	21204 bytes	0644
http.php	25878 bytes	0644
https-detection.php	5857 bytes	0644
https-migration.php	4741 bytes	0644
kses.php	83693 bytes	0644
l10n.php	68797 bytes	0644
link-template.php	160117 bytes	0644
load.php	56510 bytes	0644
locale.php	162 bytes	0644
media-template.php	63197 bytes	0644
media.php	221247 bytes	0644
meta.php	66556 bytes	0644
ms-blogs.php	25845 bytes	0644
ms-default-constants.php	4921 bytes	0644
ms-default-filters.php	6636 bytes	0644
ms-deprecated.php	21759 bytes	0644
ms-files.php	2857 bytes	0644
ms-functions.php	91842 bytes	0644
ms-load.php	19887 bytes	0644
ms-network.php	3782 bytes	0644
ms-settings.php	4204 bytes	0644
ms-site.php	41717 bytes	0644
nav-menu-template.php	25990 bytes	0644
nav-menu.php	44347 bytes	0644
option.php	105035 bytes	0644
pluggable-deprecated.php	6324 bytes	0644
pluggable.php	127457 bytes	0644
plugin.php	36501 bytes	0644
post-formats.php	7102 bytes	0644
post-template.php	68648 bytes	0644
post-thumbnail-template.php	10879 bytes	0644
post.php	296072 bytes	0644
query.php	37095 bytes	0644
registration-functions.php	200 bytes	0644
registration.php	200 bytes	0644
rest-api.php	100654 bytes	0644
revision.php	30741 bytes	0644
rewrite.php	19490 bytes	0644
robots-template.php	5185 bytes	0644
rss-functions.php	255 bytes	0644
rss.php	23203 bytes	0644
script-loader.php	158344 bytes	0644
script-modules.php	9911 bytes	0644
session.php	258 bytes	0644
shortcodes.php	24050 bytes	0644
sitemaps.php	3238 bytes	0644
speculative-loading.php	8600 bytes	0644
spl-autoload-compat.php	441 bytes	0644
style-engine.php	7563 bytes	0644
taxonomy.php	177058 bytes	0644
template-canvas.php	544 bytes	0644
template-loader.php	4267 bytes	0644
template.php	36834 bytes	0644
theme-i18n.json	1730 bytes	0644
theme-previews.php	2910 bytes	0644
theme-templates.php	6238 bytes	0644
theme.json	8921 bytes	0644
theme.php	135008 bytes	0644
update.php	38353 bytes	0644
user.php	178062 bytes	0644
utf8.php	7260 bytes	0644
vars.php	6562 bytes	0644
version.php	1106 bytes	0644
widgets.php	71129 bytes	0644
wp-db.php	445 bytes	0644
wp-diff.php	799 bytes	0644

File Content: class-wp-theme-json-resolver.php

File Content: `class-wp-theme-json-resolver.php`