WP_Interactivity_API::process_directives_args( string $html, array $context_stack, array $namespace_stack ): string|null

Source

	$config = array();
	foreach ( $this->config_data as $key => $value ) {
		if ( ! empty( $value ) ) {
			$config[ $key ] = $value;
		}
	}
	if ( ! empty( $config ) ) {
		$data['config'] = $config;
	}

	$state = array();
	foreach ( $this->state_data as $key => $value ) {
		if ( ! empty( $value ) ) {
			$state[ $key ] = $value;
		}
	}
	if ( ! empty( $state ) ) {
		$data['state'] = $state;
	}

	return $data;
}

/**
 * Returns the latest value on the context stack with the passed namespace.
 *
 * When the namespace is omitted, it uses the current namespace on the
 * namespace stack during a `process_directives` call.
 *
 * @since 6.6.0
 *
 * @param string $store_namespace Optional. The unique store namespace identifier.
 */
public function get_context( ?string $store_namespace = null ): array {
	if ( null === $this->context_stack ) {
		_doing_it_wrong(
			__METHOD__,
			__( 'The context can only be read during directive processing.' ),
			'6.6.0'
		);
		return array();
	}

	if ( ! $store_namespace ) {
		if ( null !== $store_namespace ) {
			_doing_it_wrong(
				__METHOD__,
				__( 'The namespace should be a non-empty string.' ),
				'6.6.0'
			);
			return array();
		}

		$store_namespace = end( $this->namespace_stack );
	}

	$context = end( $this->context_stack );

	return ( $store_namespace && $context && isset( $context[ $store_namespace ] ) )
		? $context[ $store_namespace ]
		: array();
}

/**
 * Returns an array representation of the current element being processed.
 *
 * The returned array contains a copy of the element attributes.
 *
 * @since 6.7.0
 *
 * @return array{attributes: array<string, string|bool>}|null Current element.
 */
public function get_element(): ?array {
	if ( null === $this->current_element ) {
		_doing_it_wrong(
			__METHOD__,
			__( 'The element can only be read during directive processing.' ),
			'6.7.0'
		);
	}

	return $this->current_element;
}

/**
 * Registers the `@wordpress/interactivity` script modules.
 *
 * @deprecated 6.7.0 Script Modules registration is handled by wp_default_script_modules().
 *
 * @since 6.5.0
 */
public function register_script_modules() {
	_deprecated_function( __METHOD__, '6.7.0', 'wp_default_script_modules' );
}

/**
 * Adds the necessary hooks for the Interactivity API.
 *
 * @since 6.5.0
 */
public function add_hooks() {
	add_filter( 'script_module_data_@wordpress/interactivity', array( $this, 'filter_script_module_interactivity_data' ) );
	add_filter( 'script_module_data_@wordpress/interactivity-router', array( $this, 'filter_script_module_interactivity_router_data' ) );
}

/**
 * Processes the interactivity directives contained within the HTML content
 * and updates the markup accordingly.
 *
 * @since 6.5.0
 *

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