WP_Theme_JSON_Resolver::get_theme_data() WordPress Method

	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 ) {
			$theme_json_data = static::read_json_file( static::get_file_path_from_theme( 'theme.json' ) );
			$theme_json_data = static::translate( $theme_json_data, wp_get_theme()->get( 'TextDomain' ) );
			static::$theme   = new WP_Theme_JSON( $theme_json_data );

			if ( wp_get_theme()->parent() ) {
				// Get parent theme.json.
				$parent_theme_json_data = static::read_json_file( static::get_file_path_from_theme( 'theme.json', true ) );
				$parent_theme_json_data = static::translate( $parent_theme_json_data, wp_get_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_default_block_editor_settings() );
		if ( ! static::theme_has_support() ) {
			if ( ! isset( $theme_support_data['settings']['color'] ) ) {
				$theme_support_data['settings']['color'] = array();
			}

			$default_palette = false;
			if ( current_theme_supports( 'default-color-palette' ) ) {
				$default_palette = true;
			}
			if ( ! isset( $theme_support_data['settings']['color']['palette'] ) ) {
				// If the theme does not have any palette, we still want to show the core one.
				$default_palette = true;
			}
			$theme_support_data['settings']['color']['defaultPalette'] = $default_palette;

			$default_gradients = false;
			if ( current_theme_supports( 'default-gradient-presets' ) ) {
				$default_gradients = true;
			}
			if ( ! isset( $theme_support_data['settings']['color']['gradients'] ) ) {
				// If the theme does not have any gradients, we still want to show the core ones.
				$default_gradients = true;
			}
			$theme_support_data['settings']['color']['defaultGradients'] = $default_gradients;

			// Classic themes without a theme.json don't support global duotone.
			$theme_support_data['settings']['color']['defaultDuotone'] = false;
		}
		$with_theme_supports = new WP_Theme_JSON( $theme_support_data );
		$with_theme_supports->merge( static::$theme );

		return $with_theme_supports;
	}