lidation immediately after server creation.
remove_filter( 'mcp_validation_enabled', array( __CLASS__, 'disable_mcp_validation' ), 999 );
}
}
/**
* Get WooCommerce abilities for MCP server.
*
* Filters abilities to include only those explicitly exposed to the deprecated
* WooCommerce MCP endpoint, with a filter to override inclusion decisions.
*
* @return array Array of ability IDs for MCP server.
*/
private function get_woocommerce_mcp_abilities(): array {
// Get all abilities from the registry.
$abilities_registry = wc_get_container()->get( AbilitiesRegistry::class );
$all_abilities_ids = $abilities_registry->get_abilities_ids();
// Filter abilities based on deprecated endpoint exposure metadata and custom filter.
$mcp_abilities = array_filter(
$all_abilities_ids,
static function ( $ability_id ) {
$include = self::should_include_ability_by_default( $ability_id );
// Allow filter to override inclusion decision.
/**
* Filter to override MCP ability inclusion decision.
*
* @since 10.3.0
*
* @param bool $include Whether to include the ability by default. True when the ability has
* `expose_in_deprecated_woocommerce_mcp => true` in its metadata
* (set automatically on REST-derived abilities by RestAbilityFactory).
* Migration note: this value no longer represents whether the ability uses
* the `woocommerce/` namespace.
* Return unchanged to keep the default, or return true/false to override.
* @param string $ability_id The ability ID.
*/
return apply_filters( 'woocommerce_mcp_include_ability', $include, $ability_id );
}
);
// Re-index array.
return array_values( $mcp_abilities );
}
/**
* Check if an ability should be included in the deprecated WooCommerce MCP endpoint.
*
* REST-derived abilities can opt in to the deprecated WooCommerce MCP endpoint.
* Require explicit metadata so semantic/domain abilities can use WooCommerce
* namespaces without expanding the deprecated MCP tool list.
* This intentionally allows abilities from any namespace to opt in to the
* deprecated endpoint while keeping namespace and transport exposure separate.
*
* @param string $ability_id Ability ID.
* @return bool Whether to include the ability by default.
*/
private static function should_include_ability_by_default( string $ability_id ): bool {
// Keep the pre-check to avoid triggering _doing_it_wrong() for stale or mocked registry IDs.
if ( function_exists( 'wp_get_ability' ) && function_exists( 'wp_has_ability' ) && wp_has_ability( $ability_id ) ) {
$ability = wp_get_ability( $ability_id );
if ( $ability ) {
// Strict boolean required: truthy values like 1 or "true" are intentionally excluded.
return true === $ability->get_meta_item(
RestAbilityFactory::EXPOSE_IN_DEPRECATED_MCP_META_KEY,
false
);
}
}
return false;
}
/**
* Temporarily disable MCP validation.
*
* Used as a callback for the mcp_validation_enabled filter to work around
* validator bugs with union types.
*
* @return bool Always returns false to disable validation.
*/
public static function disable_mcp_validation(): bool {
return false;
}
/**
* Check if MCP adapter is initialized.
*
* @return bool Whether MCP adapter is initialized.
*/
public function is_initialized(): bool {
return $this->initialized;
}
/**
* Check if the current request is for the MCP endpoint.
*
* @return bool True if this is an MCP endpoint request.
*/
public static function is_mcp_request(): bool {
// Check if this is a REST request.
if ( ! wp_is_serving_rest_request() ) {
return false;
}
// Get the request URI.
$request_uri = isset( $_SERVER['REQUEST_URI'] ) ? sanitize_text_field( wp_unslash( $_SERVER['REQUEST_URI'] ) ) : '';
// Build the MCP endpoint path dynamically from constants.
$mcp_endpoint = '/' . self::MCP_NAMESPACE . '/' . self::MCP_ROUTE;
// Check if the request is for the MCP endpoint.
return false !== strpos( $request_uri, $mcp_endpoint );
}
}
Fatal error: Uncaught Automattic\WooCommerce\Internal\DependencyManagement\ContainerException: Attempt to get an instance of class 'Automattic\WooCommerce\Internal\MCP\MCPAdapterProvider', which doesn't exist. in /htdocs/wp-content/plugins/woocommerce/src/Internal/DependencyManagement/RuntimeContainer.php:105
Stack trace:
#0 /htdocs/wp-content/plugins/woocommerce/src/Internal/DependencyManagement/RuntimeContainer.php(78): Automattic\WooCommerce\Internal\DependencyManagement\RuntimeContainer->get_core('Automattic\\WooC...', Array)
#1 /htdocs/wp-content/plugins/woocommerce/src/Container.php(68): Automattic\WooCommerce\Internal\DependencyManagement\RuntimeContainer->get('Automattic\\WooC...')
#2 /htdocs/wp-content/plugins/woocommerce/includes/class-woocommerce.php(379): Automattic\WooCommerce\Container->get('Automattic\\WooC...')
#3 /htdocs/wp-content/plugins/woocommerce/includes/class-woocommerce.php(268): WooCommerce->init_hooks()
#4 /htdocs/wp-content/plugins/woocommerce/includes/class-woocommerce.php(169): WooCommerce->__construct()
#5 /htdocs/wp-content/plugins/woocommerce/woocommerce.php(47): WooCommerce::instance()
#6 /htdocs/wp-content/plugins/woocommerce/woocommerce.php(62): WC()
#7 /htdocs/wp-settings.php(560): include_once('/htdocs/wp-cont...')
#8 /htdocs/wp-config.php(98): require_once('/htdocs/wp-sett...')
#9 /htdocs/wp-load.php(50): require_once('/htdocs/wp-conf...')
#10 /htdocs/wp-blog-header.php(13): require_once('/htdocs/wp-load...')
#11 /htdocs/index.php(17): require('/htdocs/wp-blog...')
#12 {main}
thrown in /htdocs/wp-content/plugins/woocommerce/src/Internal/DependencyManagement/RuntimeContainer.php on line 105