wp-includes/class-wp-theme-json-resolver.php:244Returns the theme's data.
$deprecatedarrayoptionalarray()$optionsarrayoptionalarray()$with_supportsbooldefault: true
WP_Theme_JSONOne hook fires while WP_Theme_JSON_Resolver::get_theme_data() runs, in this order:
Filters the data provided by the theme for global styles and settings.
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'] ) {Introduced in 5.8.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/class-wp-theme-json-resolver.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.