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📄 class-wp-abilities-registry.php <?php /** * Abilities API * * Defines WP_Abilities_Registry class. * * @package WordPress * @subpackage Abilities API * @since 6.9.0 / declare( strict_types = 1 ); /* * Manages the registration and lookup of abilities. * * @since 6.9.0 * @access private / final class WP_Abilities_Registry { /* * The singleton instance of the registry. * * @since 6.9.0 * @var self\|null / private static $instance = null; /* * Holds the registered abilities. * * @since 6.9.0 * @var WP_Ability[] / private $registered_abilities = array(); /* * Registers a new ability. * * Do not use this method directly. Instead, use the `wp_register_ability()` function. * * @since 6.9.0 * * @see wp_register_ability() * * @param string $name The name of the ability. The name must be a string containing a namespace * prefix, i.e. `my-plugin/my-ability`. It can only contain lowercase * alphanumeric characters, dashes and the forward slash. * @param array<string, mixed> $args { * An associative array of arguments for the ability. * * @type string $label The human-readable label for the ability. * @type string $description A detailed description of what the ability does. * @type string $category The ability category slug this ability belongs to. * @type callable $execute_callback A callback function to execute when the ability is invoked. * Receives optional mixed input and returns mixed result or WP_Error. * @type callable $permission_callback A callback function to check permissions before execution. * Receives optional mixed input and returns bool or WP_Error. * @type array<string, mixed> $input_schema Optional. JSON Schema definition for the ability's input. * @type array<string, mixed> $output_schema Optional. JSON Schema definition for the ability's output. * @type array<string, mixed> $meta { * Optional. Additional metadata for the ability. * * @type array<string, bool\|null> $annotations { * Optional. Semantic annotations describing the ability's behavioral characteristics. * These annotations are hints for tooling and documentation. * * @type bool\|null $readonly Optional. If true, the ability does not modify its environment. * @type bool\|null $destructive Optional. If true, the ability may perform destructive updates to its environment. * If false, the ability performs only additive updates. * @type bool\|null $idempotent Optional. If true, calling the ability repeatedly with the same arguments * will have no additional effect on its environment. * } * @type bool $show_in_rest Optional. Whether to expose this ability in the REST API. Default false. * } * @type string $ability_class Optional. Custom class to instantiate instead of WP_Ability. * } * @return WP_Ability\|null The registered ability instance on success, null on failure. / public function register( string $name, array $args ): ?WP_Ability { if ( ! preg_match( '/^[a-z0-9-]+\/[a-z0-9-]+$/', $name ) ) { _doing_it_wrong( __METHOD__, __( 'Ability name must be a string containing a namespace prefix, i.e. "my-plugin/my-ability". It can only contain lowercase alphanumeric characters, dashes and the forward slash.' ), '6.9.0' ); return null; } if ( $this->is_registered( $name ) ) { _doing_it_wrong( __METHOD__, / translators: %s: Ability name. / sprintf( __( 'Ability "%s" is already registered.' ), esc_html( $name ) ), '6.9.0' ); return null; } /* * Filters the ability arguments before they are validated and used to instantiate the ability. * * @since 6.9.0 * * @param array<string, mixed> $args { * An associative array of arguments for the ability. * * @type string $label The human-readable label for the ability. * @type string $description A detailed description of what the ability does. * @type string $category The ability category slug this ability belongs to. * @type callable $execute_callback A callback function to execute when the ability is invoked. * Receives optional mixed input and returns mixed result or WP_Error. * @type callable $permission_callback A callback function to check permissions before execution. * Receives optional mixed input and returns bool or WP_Error. * @type array<string, mixed> $input_schema Optional. JSON Schema definition for the ability's input. * @type array<string, mixed> $output_schema Optional. JSON Schema definition for the ability's output. * @type array<string, mixed> $meta { * Optional. Additional metadata for the ability. * * @type array<string, bool\|string> $annotations Optional. Annotation metadata for the ability. * @type bool $show_in_rest Optional. Whether to expose this ability in the REST API. Default false. * } * @type string $ability_class Optional. Custom class to instantiate instead of WP_Ability. * } * @param string $name The name of the ability, with its namespace. / $args = apply_filters( 'wp_register_ability_args', $args, $name ); // Validate ability category exists if provided (will be validated as required in WP_Ability). if ( isset( $args['category'] ) ) { if ( ! wp_has_ability_category( $args['category'] ) ) { _doing_it_wrong( __METHOD__, sprintf( / translators: %1$s: ability category slug, %2$s: ability name / __( 'Ability category "%1$s" is not registered. Please register the ability category before assigning it to ability "%2$s".' ), esc_html( $args['category'] ), esc_html( $name ) ), '6.9.0' ); return null; } } // The class is only used to instantiate the ability, and is not a property of the ability itself. if ( isset( $args['ability_class'] ) && ! is_a( $args['ability_class'], WP_Ability::class, true ) ) { _doing_it_wrong( __METHOD__, __( 'The ability args should provide a valid `ability_class` that extends WP_Ability.' ), '6.9.0' ); return null; } /* @var class-string<WP_Ability> / $ability_class = $args['ability_class'] ?? WP_Ability::class; unset( $args['ability_class'] ); try { // WP_Ability::prepare_properties() will throw an exception if the properties are invalid. $ability = new $ability_class( $name, $args ); } catch ( InvalidArgumentException $e ) { _doing_it_wrong( __METHOD__, $e->getMessage(), '6.9.0' ); return null; } $this->registered_abilities[ $name ] = $ability; return $ability; } /* * Unregisters an ability. * * Do not use this method directly. Instead, use the `wp_unregister_ability()` function. * * @since 6.9.0 * * @see wp_unregister_ability() * * @param string $name The name of the registered ability, with its namespace. * @return WP_Ability\|null The unregistered ability instance on success, null on failure. / public function unregister( string $name ): ?WP_Ability { if ( ! $this->is_registered( $name ) ) { _doing_it_wrong( __METHOD__, / translators: %s: Ability name. / sprintf( __( 'Ability "%s" not found.' ), esc_html( $name ) ), '6.9.0' ); return null; } $unregistered_ability = $this->registered_abilities[ $name ]; unset( $this->registered_abilities[ $name ] ); return $unregistered_ability; } /* * Retrieves the list of all registered abilities. * * Do not use this method directly. Instead, use the `wp_get_abilities()` function. * * @since 6.9.0 * * @see wp_get_abilities() * * @return WP_Ability[] The array of registered abilities. / public function get_all_registered(): array { return $this->registered_abilities; } /* * Checks if an ability is registered. * * Do not use this method directly. Instead, use the `wp_has_ability()` function. * * @since 6.9.0 * * @see wp_has_ability() * * @param string $name The name of the registered ability, with its namespace. * @return bool True if the ability is registered, false otherwise. / public function is_registered( string $name ): bool { return isset( $this->registered_abilities[ $name ] ); } /* * Retrieves a registered ability. * * Do not use this method directly. Instead, use the `wp_get_ability()` function. * * @since 6.9.0 * * @see wp_get_ability() * * @param string $name The name of the registered ability, with its namespace. * @return WP_Ability\|null The registered ability instance, or null if it is not registered. / public function get_registered( string $name ): ?WP_Ability { if ( ! $this->is_registered( $name ) ) { _doing_it_wrong( __METHOD__, / translators: %s: Ability name. / sprintf( __( 'Ability "%s" not found.' ), esc_html( $name ) ), '6.9.0' ); return null; } return $this->registered_abilities[ $name ]; } /* * Utility method to retrieve the main instance of the registry class. * * The instance will be created if it does not exist yet. * * @since 6.9.0 * * @return WP_Abilities_Registry\|null The main registry instance, or null when `init` action has not fired. / public static function get_instance(): ?self { if ( ! did_action( 'init' ) ) { _doing_it_wrong( __METHOD__, sprintf( // translators: %s: init action. __( 'Ability API should not be initialized before the %s action has fired.' ), '<code>init</code>' ), '6.9.0' ); return null; } if ( null === self::$instance ) { self::$instance = new self(); // Ensure ability category registry is initialized first to allow categories to be registered // before abilities that depend on them. WP_Ability_Categories_Registry::get_instance(); /* * Fires when preparing abilities registry. * * Abilities should be created and register their hooks on this action rather * than another action to ensure they're only loaded when needed. * * @since 6.9.0 * * @param WP_Abilities_Registry $instance Abilities registry object. / do_action( 'wp_abilities_api_init', self::$instance ); } return self::$instance; } /* * Wakeup magic method. * * @since 6.9.0 * @throws LogicException If the registry object is unserialized. * This is a security hardening measure to prevent unserialization of the registry. / public function __wakeup(): void { throw new LogicException( __CLASS__ . ' should never be unserialized.' ); } /* * Sleep magic method. * * @since 6.9.0 * @throws LogicException If the registry object is serialized. * This is a security hardening measure to prevent serialization of the registry. */ public function __sleep(): array { throw new LogicException( __CLASS__ . ' should never be serialized.' ); } }	11.52 KB	2026-01-19 17:56
📄 class-wp-ability-categories-registry.php <?php /** * Abilities API * * Defines WP_Ability_Categories_Registry class. * * @package WordPress * @subpackage Abilities API * @since 6.9.0 / declare( strict_types = 1 ); /* * Manages the registration and lookup of ability categories. * * @since 6.9.0 * @access private / final class WP_Ability_Categories_Registry { /* * The singleton instance of the registry. * * @since 6.9.0 * @var self\|null / private static $instance = null; /* * Holds the registered ability categories. * * @since 6.9.0 * @var WP_Ability_Category[] / private $registered_categories = array(); /* * Registers a new ability category. * * Do not use this method directly. Instead, use the `wp_register_ability_category()` function. * * @since 6.9.0 * * @see wp_register_ability_category() * * @param string $slug The unique slug for the ability category. Must contain only lowercase * alphanumeric characters and dashes. * @param array<string, mixed> $args { * An associative array of arguments for the ability category. * * @type string $label The human-readable label for the ability category. * @type string $description A description of the ability category. * @type array<string, mixed> $meta Optional. Additional metadata for the ability category. * } * @return WP_Ability_Category\|null The registered ability category instance on success, null on failure. / public function register( string $slug, array $args ): ?WP_Ability_Category { if ( $this->is_registered( $slug ) ) { _doing_it_wrong( __METHOD__, / translators: %s: Ability category slug. / sprintf( __( 'Ability category "%s" is already registered.' ), esc_html( $slug ) ), '6.9.0' ); return null; } if ( ! preg_match( '/^[a-z0-9]+(?:-[a-z0-9]+)$/', $slug ) ) { _doing_it_wrong( __METHOD__, __( 'Ability category slug must contain only lowercase alphanumeric characters and dashes.' ), '6.9.0' ); return null; } /** * Filters the ability category arguments before they are validated and used to instantiate the ability category. * * @since 6.9.0 * * @param array<string, mixed> $args { * The arguments used to instantiate the ability category. * * @type string $label The human-readable label for the ability category. * @type string $description A description of the ability category. * @type array<string, mixed> $meta Optional. Additional metadata for the ability category. * } * @param string $slug The slug of the ability category. / $args = apply_filters( 'wp_register_ability_category_args', $args, $slug ); try { // WP_Ability_Category::prepare_properties() will throw an exception if the properties are invalid. $category = new WP_Ability_Category( $slug, $args ); } catch ( InvalidArgumentException $e ) { _doing_it_wrong( __METHOD__, $e->getMessage(), '6.9.0' ); return null; } $this->registered_categories[ $slug ] = $category; return $category; } /* * Unregisters an ability category. * * Do not use this method directly. Instead, use the `wp_unregister_ability_category()` function. * * @since 6.9.0 * * @see wp_unregister_ability_category() * * @param string $slug The slug of the registered ability category. * @return WP_Ability_Category\|null The unregistered ability category instance on success, null on failure. / public function unregister( string $slug ): ?WP_Ability_Category { if ( ! $this->is_registered( $slug ) ) { _doing_it_wrong( __METHOD__, / translators: %s: Ability category slug. / sprintf( __( 'Ability category "%s" not found.' ), esc_html( $slug ) ), '6.9.0' ); return null; } $unregistered_category = $this->registered_categories[ $slug ]; unset( $this->registered_categories[ $slug ] ); return $unregistered_category; } /* * Retrieves the list of all registered ability categories. * * Do not use this method directly. Instead, use the `wp_get_ability_categories()` function. * * @since 6.9.0 * * @see wp_get_ability_categories() * * @return array<string, WP_Ability_Category> The array of registered ability categories. / public function get_all_registered(): array { return $this->registered_categories; } /* * Checks if an ability category is registered. * * Do not use this method directly. Instead, use the `wp_has_ability_category()` function. * * @since 6.9.0 * * @see wp_has_ability_category() * * @param string $slug The slug of the ability category. * @return bool True if the ability category is registered, false otherwise. / public function is_registered( string $slug ): bool { return isset( $this->registered_categories[ $slug ] ); } /* * Retrieves a registered ability category. * * Do not use this method directly. Instead, use the `wp_get_ability_category()` function. * * @since 6.9.0 * * @see wp_get_ability_category() * * @param string $slug The slug of the registered ability category. * @return WP_Ability_Category\|null The registered ability category instance, or null if it is not registered. / public function get_registered( string $slug ): ?WP_Ability_Category { if ( ! $this->is_registered( $slug ) ) { _doing_it_wrong( __METHOD__, / translators: %s: Ability category slug. / sprintf( __( 'Ability category "%s" not found.' ), esc_html( $slug ) ), '6.9.0' ); return null; } return $this->registered_categories[ $slug ]; } /* * Utility method to retrieve the main instance of the registry class. * * The instance will be created if it does not exist yet. * * @since 6.9.0 * * @return WP_Ability_Categories_Registry\|null The main registry instance, or null when `init` action has not fired. / public static function get_instance(): ?self { if ( ! did_action( 'init' ) ) { _doing_it_wrong( __METHOD__, sprintf( // translators: %s: init action. __( 'Ability API should not be initialized before the %s action has fired.' ), '<code>init</code>' ), '6.9.0' ); return null; } if ( null === self::$instance ) { self::$instance = new self(); /* * Fires when preparing ability categories registry. * * Ability categories should be registered on this action to ensure they're available when needed. * * @since 6.9.0 * * @param WP_Ability_Categories_Registry $instance Ability categories registry object. / do_action( 'wp_abilities_api_categories_init', self::$instance ); } return self::$instance; } /* * Wakeup magic method. * * @since 6.9.0 * @throws LogicException If the registry object is unserialized. * This is a security hardening measure to prevent unserialization of the registry. / public function __wakeup(): void { throw new LogicException( __CLASS__ . ' should never be unserialized.' ); } /* * Sleep magic method. * * @since 6.9.0 * @throws LogicException If the registry object is serialized. * This is a security hardening measure to prevent serialization of the registry. */ public function __sleep(): array { throw new LogicException( __CLASS__ . ' should never be serialized.' ); } }	7.32 KB	2026-01-19 17:56
📄 class-wp-ability-category.php <?php /** * Abilities API * * Defines WP_Ability_Category class. * * @package WordPress * @subpackage Abilities API * @since 6.9.0 / declare( strict_types = 1 ); /* * Encapsulates the properties and methods related to a specific ability category. * * @since 6.9.0 * * @see WP_Ability_Categories_Registry / final class WP_Ability_Category { /* * The unique slug for the ability category. * * @since 6.9.0 * @var string / protected $slug; /* * The human-readable ability category label. * * @since 6.9.0 * @var string / protected $label; /* * The detailed ability category description. * * @since 6.9.0 * @var string / protected $description; /* * The optional ability category metadata. * * @since 6.9.0 * @var array<string, mixed> / protected $meta = array(); /* * Constructor. * * Do not use this constructor directly. Instead, use the `wp_register_ability_category()` function. * * @access private * * @since 6.9.0 * * @see wp_register_ability_category() * * @param string $slug The unique slug for the ability category. * @param array<string, mixed> $args { * An associative array of arguments for the ability category. * * @type string $label The human-readable label for the ability category. * @type string $description A description of the ability category. * @type array<string, mixed> $meta Optional. Additional metadata for the ability category. * } / public function __construct( string $slug, array $args ) { if ( empty( $slug ) ) { throw new InvalidArgumentException( __( 'The ability category slug cannot be empty.' ) ); } $this->slug = $slug; $properties = $this->prepare_properties( $args ); foreach ( $properties as $property_name => $property_value ) { if ( ! property_exists( $this, $property_name ) ) { _doing_it_wrong( __METHOD__, sprintf( / translators: %s: Property name. / __( 'Property "%1$s" is not a valid property for ability category "%2$s". Please check the %3$s class for allowed properties.' ), '<code>' . esc_html( $property_name ) . '</code>', '<code>' . esc_html( $this->slug ) . '</code>', '<code>' . __CLASS__ . '</code>' ), '6.9.0' ); continue; } $this->$property_name = $property_value; } } /* * Prepares and validates the properties used to instantiate the ability category. * * @since 6.9.0 * * @param array<string, mixed> $args $args { * An associative array of arguments used to instantiate the ability category class. * * @type string $label The human-readable label for the ability category. * @type string $description A description of the ability category. * @type array<string, mixed> $meta Optional. Additional metadata for the ability category. * } * @return array<string, mixed> $args { * An associative array with validated and prepared ability category properties. * * @type string $label The human-readable label for the ability category. * @type string $description A description of the ability category. * @type array<string, mixed> $meta Optional. Additional metadata for the ability category. * } * @throws InvalidArgumentException if an argument is invalid. / protected function prepare_properties( array $args ): array { // Required args must be present and of the correct type. if ( empty( $args['label'] ) \|\| ! is_string( $args['label'] ) ) { throw new InvalidArgumentException( __( 'The ability category properties must contain a `label` string.' ) ); } if ( empty( $args['description'] ) \|\| ! is_string( $args['description'] ) ) { throw new InvalidArgumentException( __( 'The ability category properties must contain a `description` string.' ) ); } // Optional args only need to be of the correct type if they are present. if ( isset( $args['meta'] ) && ! is_array( $args['meta'] ) ) { throw new InvalidArgumentException( __( 'The ability category properties should provide a valid `meta` array.' ) ); } return $args; } /* * Retrieves the slug of the ability category. * * @since 6.9.0 * * @return string The ability category slug. / public function get_slug(): string { return $this->slug; } /* * Retrieves the human-readable label for the ability category. * * @since 6.9.0 * * @return string The human-readable ability category label. / public function get_label(): string { return $this->label; } /* * Retrieves the detailed description for the ability category. * * @since 6.9.0 * * @return string The detailed description for the ability category. / public function get_description(): string { return $this->description; } /* * Retrieves the metadata for the ability category. * * @since 6.9.0 * * @return array<string,mixed> The metadata for the ability category. / public function get_meta(): array { return $this->meta; } /* * Wakeup magic method. * * @since 6.9.0 * @throws LogicException If the ability category object is unserialized. * This is a security hardening measure to prevent unserialization of the ability category. / public function __wakeup(): void { throw new LogicException( __CLASS__ . ' should never be unserialized.' ); } /* * Sleep magic method. * * @since 6.9.0 * @throws LogicException If the ability category object is serialized. * This is a security hardening measure to prevent serialization of the ability category. */ public function __sleep(): array { throw new LogicException( __CLASS__ . ' should never be serialized.' ); } }	5.76 KB	2026-01-19 17:56
📄 class-wp-ability.php <?php /** * Abilities API * * Defines WP_Ability class. * * @package WordPress * @subpackage Abilities API * @since 6.9.0 / declare( strict_types = 1 ); /* * Encapsulates the properties and methods related to a specific ability in the registry. * * @since 6.9.0 * * @see WP_Abilities_Registry / class WP_Ability { /* * The default value for the `show_in_rest` meta. * * @since 6.9.0 * @var bool / protected const DEFAULT_SHOW_IN_REST = false; /* * The default ability annotations. * They are not guaranteed to provide a faithful description of ability behavior. * * @since 6.9.0 * @var array<string, bool\|null> / protected static $default_annotations = array( // If true, the ability does not modify its environment. 'readonly' => null, / * If true, the ability may perform destructive updates to its environment. * If false, the ability performs only additive updates. / 'destructive' => null, / * If true, calling the ability repeatedly with the same arguments will have no additional effect * on its environment. / 'idempotent' => null, ); /* * The name of the ability, with its namespace. * Example: `my-plugin/my-ability`. * * @since 6.9.0 * @var string / protected $name; /* * The human-readable ability label. * * @since 6.9.0 * @var string / protected $label; /* * The detailed ability description. * * @since 6.9.0 * @var string / protected $description; /* * The ability category. * * @since 6.9.0 * @var string / protected $category; /* * The optional ability input schema. * * @since 6.9.0 * @var array<string, mixed> / protected $input_schema = array(); /* * The optional ability output schema. * * @since 6.9.0 * @var array<string, mixed> / protected $output_schema = array(); /* * The ability execute callback. * * @since 6.9.0 * @var callable( mixed $input= ): (mixed\|WP_Error) / protected $execute_callback; /* * The optional ability permission callback. * * @since 6.9.0 * @var callable( mixed $input= ): (bool\|WP_Error) / protected $permission_callback; /* * The optional ability metadata. * * @since 6.9.0 * @var array<string, mixed> / protected $meta; /* * Constructor. * * Do not use this constructor directly. Instead, use the `wp_register_ability()` function. * * @access private * * @since 6.9.0 * * @see wp_register_ability() * * @param string $name The name of the ability, with its namespace. * @param array<string, mixed> $args { * An associative array of arguments for the ability. * * @type string $label The human-readable label for the ability. * @type string $description A detailed description of what the ability does. * @type string $category The ability category slug this ability belongs to. * @type callable $execute_callback A callback function to execute when the ability is invoked. * Receives optional mixed input and returns mixed result or WP_Error. * @type callable $permission_callback A callback function to check permissions before execution. * Receives optional mixed input and returns bool or WP_Error. * @type array<string, mixed> $input_schema Optional. JSON Schema definition for the ability's input. * @type array<string, mixed> $output_schema Optional. JSON Schema definition for the ability's output. * @type array<string, mixed> $meta { * Optional. Additional metadata for the ability. * * @type array<string, bool\|null> $annotations { * Optional. Semantic annotations describing the ability's behavioral characteristics. * These annotations are hints for tooling and documentation. * * @type bool\|null $readonly Optional. If true, the ability does not modify its environment. * @type bool\|null $destructive Optional. If true, the ability may perform destructive updates to its environment. * If false, the ability performs only additive updates. * @type bool\|null $idempotent Optional. If true, calling the ability repeatedly with the same arguments * will have no additional effect on its environment. * } * @type bool $show_in_rest Optional. Whether to expose this ability in the REST API. Default false. * } * } / public function __construct( string $name, array $args ) { $this->name = $name; $properties = $this->prepare_properties( $args ); foreach ( $properties as $property_name => $property_value ) { if ( ! property_exists( $this, $property_name ) ) { _doing_it_wrong( __METHOD__, sprintf( / translators: %s: Property name. / __( 'Property "%1$s" is not a valid property for ability "%2$s". Please check the %3$s class for allowed properties.' ), '<code>' . esc_html( $property_name ) . '</code>', '<code>' . esc_html( $this->name ) . '</code>', '<code>' . __CLASS__ . '</code>' ), '6.9.0' ); continue; } $this->$property_name = $property_value; } } /* * Prepares and validates the properties used to instantiate the ability. * * Errors are thrown as exceptions instead of WP_Errors to allow for simpler handling and overloading. They are then * caught and converted to a WP_Error when by WP_Abilities_Registry::register(). * * @since 6.9.0 * * @see WP_Abilities_Registry::register() * * @param array<string, mixed> $args { * An associative array of arguments used to instantiate the ability class. * * @type string $label The human-readable label for the ability. * @type string $description A detailed description of what the ability does. * @type string $category The ability category slug this ability belongs to. * @type callable $execute_callback A callback function to execute when the ability is invoked. * Receives optional mixed input and returns mixed result or WP_Error. * @type callable $permission_callback A callback function to check permissions before execution. * Receives optional mixed input and returns bool or WP_Error. * @type array<string, mixed> $input_schema Optional. JSON Schema definition for the ability's input. Required if ability accepts an input. * @type array<string, mixed> $output_schema Optional. JSON Schema definition for the ability's output. * @type array<string, mixed> $meta { * Optional. Additional metadata for the ability. * * @type array<string, bool\|null> $annotations { * Optional. Semantic annotations describing the ability's behavioral characteristics. * These annotations are hints for tooling and documentation. * * @type bool\|null $readonly Optional. If true, the ability does not modify its environment. * @type bool\|null $destructive Optional. If true, the ability may perform destructive updates to its environment. * If false, the ability performs only additive updates. * @type bool\|null $idempotent Optional. If true, calling the ability repeatedly with the same arguments * will have no additional effect on its environment. * } * @type bool $show_in_rest Optional. Whether to expose this ability in the REST API. Default false. * } * } * @return array<string, mixed> { * An associative array of arguments with validated and prepared properties for the ability class. * * @type string $label The human-readable label for the ability. * @type string $description A detailed description of what the ability does. * @type string $category The ability category slug this ability belongs to. * @type callable $execute_callback A callback function to execute when the ability is invoked. * Receives optional mixed input and returns mixed result or WP_Error. * @type callable $permission_callback A callback function to check permissions before execution. * Receives optional mixed input and returns bool or WP_Error. * @type array<string, mixed> $input_schema Optional. JSON Schema definition for the ability's input. * @type array<string, mixed> $output_schema Optional. JSON Schema definition for the ability's output. * @type array<string, mixed> $meta { * Additional metadata for the ability. * * @type array<string, bool\|null> $annotations { * Semantic annotations describing the ability's behavioral characteristics. * These annotations are hints for tooling and documentation. * * @type bool\|null $readonly If true, the ability does not modify its environment. * @type bool\|null $destructive If true, the ability may perform destructive updates to its environment. * If false, the ability performs only additive updates. * @type bool\|null $idempotent If true, calling the ability repeatedly with the same arguments * will have no additional effect on its environment. * } * @type bool $show_in_rest Whether to expose this ability in the REST API. Default false. * } * } * @throws InvalidArgumentException if an argument is invalid. / protected function prepare_properties( array $args ): array { // Required args must be present and of the correct type. if ( empty( $args['label'] ) \|\| ! is_string( $args['label'] ) ) { throw new InvalidArgumentException( __( 'The ability properties must contain a `label` string.' ) ); } if ( empty( $args['description'] ) \|\| ! is_string( $args['description'] ) ) { throw new InvalidArgumentException( __( 'The ability properties must contain a `description` string.' ) ); } if ( empty( $args['category'] ) \|\| ! is_string( $args['category'] ) ) { throw new InvalidArgumentException( __( 'The ability properties must contain a `category` string.' ) ); } if ( empty( $args['execute_callback'] ) \|\| ! is_callable( $args['execute_callback'] ) ) { throw new InvalidArgumentException( __( 'The ability properties must contain a valid `execute_callback` function.' ) ); } if ( empty( $args['permission_callback'] ) \|\| ! is_callable( $args['permission_callback'] ) ) { throw new InvalidArgumentException( __( 'The ability properties must provide a valid `permission_callback` function.' ) ); } // Optional args only need to be of the correct type if they are present. if ( isset( $args['input_schema'] ) && ! is_array( $args['input_schema'] ) ) { throw new InvalidArgumentException( __( 'The ability properties should provide a valid `input_schema` definition.' ) ); } if ( isset( $args['output_schema'] ) && ! is_array( $args['output_schema'] ) ) { throw new InvalidArgumentException( __( 'The ability properties should provide a valid `output_schema` definition.' ) ); } if ( isset( $args['meta'] ) && ! is_array( $args['meta'] ) ) { throw new InvalidArgumentException( __( 'The ability properties should provide a valid `meta` array.' ) ); } if ( isset( $args['meta']['annotations'] ) && ! is_array( $args['meta']['annotations'] ) ) { throw new InvalidArgumentException( __( 'The ability meta should provide a valid `annotations` array.' ) ); } if ( isset( $args['meta']['show_in_rest'] ) && ! is_bool( $args['meta']['show_in_rest'] ) ) { throw new InvalidArgumentException( __( 'The ability meta should provide a valid `show_in_rest` boolean.' ) ); } // Set defaults for optional meta. $args['meta'] = wp_parse_args( $args['meta'] ?? array(), array( 'annotations' => static::$default_annotations, 'show_in_rest' => self::DEFAULT_SHOW_IN_REST, ) ); $args['meta']['annotations'] = wp_parse_args( $args['meta']['annotations'], static::$default_annotations ); return $args; } /* * Retrieves the name of the ability, with its namespace. * Example: `my-plugin/my-ability`. * * @since 6.9.0 * * @return string The ability name, with its namespace. / public function get_name(): string { return $this->name; } /* * Retrieves the human-readable label for the ability. * * @since 6.9.0 * * @return string The human-readable ability label. / public function get_label(): string { return $this->label; } /* * Retrieves the detailed description for the ability. * * @since 6.9.0 * * @return string The detailed description for the ability. / public function get_description(): string { return $this->description; } /* * Retrieves the ability category for the ability. * * @since 6.9.0 * * @return string The ability category for the ability. / public function get_category(): string { return $this->category; } /* * Retrieves the input schema for the ability. * * @since 6.9.0 * * @return array<string, mixed> The input schema for the ability. / public function get_input_schema(): array { return $this->input_schema; } /* * Retrieves the output schema for the ability. * * @since 6.9.0 * * @return array<string, mixed> The output schema for the ability. / public function get_output_schema(): array { return $this->output_schema; } /* * Retrieves the metadata for the ability. * * @since 6.9.0 * * @return array<string, mixed> The metadata for the ability. / public function get_meta(): array { return $this->meta; } /* * Retrieves a specific metadata item for the ability. * * @since 6.9.0 * * @param string $key The metadata key to retrieve. * @param mixed $default_value Optional. The default value to return if the metadata item is not found. Default `null`. * @return mixed The value of the metadata item, or the default value if not found. / public function get_meta_item( string $key, $default_value = null ) { return array_key_exists( $key, $this->meta ) ? $this->meta[ $key ] : $default_value; } /* * Normalizes the input for the ability, applying the default value from the input schema when needed. * * When no input is provided and the input schema is defined with a top-level `default` key, this method returns * the value of that key. If the input schema does not define a `default`, or if the input schema is empty, * this method returns null. If input is provided, it is returned as-is. * * @since 6.9.0 * * @param mixed $input Optional. The raw input provided for the ability. Default `null`. * @return mixed The same input, or the default from schema, or `null` if default not set. / public function normalize_input( $input = null ) { if ( null !== $input ) { return $input; } $input_schema = $this->get_input_schema(); if ( ! empty( $input_schema ) && array_key_exists( 'default', $input_schema ) ) { return $input_schema['default']; } return null; } /* * Validates input data against the input schema. * * @since 6.9.0 * * @param mixed $input Optional. The input data to validate. Default `null`. * @return true\|WP_Error Returns true if valid or the WP_Error object if validation fails. / public function validate_input( $input = null ) { $input_schema = $this->get_input_schema(); if ( empty( $input_schema ) ) { if ( null === $input ) { return true; } return new WP_Error( 'ability_missing_input_schema', sprintf( / translators: %s ability name. / __( 'Ability "%s" does not define an input schema required to validate the provided input.' ), esc_html( $this->name ) ) ); } $valid_input = rest_validate_value_from_schema( $input, $input_schema, 'input' ); if ( is_wp_error( $valid_input ) ) { return new WP_Error( 'ability_invalid_input', sprintf( / translators: %1$s ability name, %2$s error message. / __( 'Ability "%1$s" has invalid input. Reason: %2$s' ), esc_html( $this->name ), $valid_input->get_error_message() ) ); } return true; } /* * Invokes a callable, ensuring the input is passed through only if the input schema is defined. * * @since 6.9.0 * * @param callable $callback The callable to invoke. * @param mixed $input Optional. The input data for the ability. Default `null`. * @return mixed The result of the callable execution. / protected function invoke_callback( callable $callback, $input = null ) { $args = array(); if ( ! empty( $this->get_input_schema() ) ) { $args[] = $input; } return $callback( ...$args ); } /* * Checks whether the ability has the necessary permissions. * * Please note that input is not automatically validated against the input schema. * Use `validate_input()` method to validate input before calling this method if needed. * * @since 6.9.0 * * @see validate_input() * * @param mixed $input Optional. The valid input data for permission checking. Default `null`. * @return bool\|WP_Error Whether the ability has the necessary permission. / public function check_permissions( $input = null ) { if ( ! is_callable( $this->permission_callback ) ) { return new WP_Error( 'ability_invalid_permission_callback', / translators: %s ability name. / sprintf( __( 'Ability "%s" does not have a valid permission callback.' ), esc_html( $this->name ) ) ); } return $this->invoke_callback( $this->permission_callback, $input ); } /* * Executes the ability callback. * * @since 6.9.0 * * @param mixed $input Optional. The input data for the ability. Default `null`. * @return mixed\|WP_Error The result of the ability execution, or WP_Error on failure. / protected function do_execute( $input = null ) { if ( ! is_callable( $this->execute_callback ) ) { return new WP_Error( 'ability_invalid_execute_callback', / translators: %s ability name. / sprintf( __( 'Ability "%s" does not have a valid execute callback.' ), esc_html( $this->name ) ) ); } return $this->invoke_callback( $this->execute_callback, $input ); } /* * Validates output data against the output schema. * * @since 6.9.0 * * @param mixed $output The output data to validate. * @return true\|WP_Error Returns true if valid, or a WP_Error object if validation fails. / protected function validate_output( $output ) { $output_schema = $this->get_output_schema(); if ( empty( $output_schema ) ) { return true; } $valid_output = rest_validate_value_from_schema( $output, $output_schema, 'output' ); if ( is_wp_error( $valid_output ) ) { return new WP_Error( 'ability_invalid_output', sprintf( / translators: %1$s ability name, %2$s error message. / __( 'Ability "%1$s" has invalid output. Reason: %2$s' ), esc_html( $this->name ), $valid_output->get_error_message() ) ); } return true; } /* * Executes the ability after input validation and running a permission check. * Before returning the return value, it also validates the output. * * @since 6.9.0 * * @param mixed $input Optional. The input data for the ability. Default `null`. * @return mixed\|WP_Error The result of the ability execution, or WP_Error on failure. / public function execute( $input = null ) { $input = $this->normalize_input( $input ); $is_valid = $this->validate_input( $input ); if ( is_wp_error( $is_valid ) ) { return $is_valid; } $has_permissions = $this->check_permissions( $input ); if ( true !== $has_permissions ) { if ( is_wp_error( $has_permissions ) ) { // Don't leak the permission check error to someone without the correct perms. _doing_it_wrong( __METHOD__, esc_html( $has_permissions->get_error_message() ), '6.9.0' ); } return new WP_Error( 'ability_invalid_permissions', / translators: %s ability name. / sprintf( __( 'Ability "%s" does not have necessary permission.' ), esc_html( $this->name ) ) ); } /* * Fires before an ability gets executed, after input validation and permissions check. * * @since 6.9.0 * * @param string $ability_name The name of the ability. * @param mixed $input The input data for the ability. / do_action( 'wp_before_execute_ability', $this->name, $input ); $result = $this->do_execute( $input ); if ( is_wp_error( $result ) ) { return $result; } $is_valid = $this->validate_output( $result ); if ( is_wp_error( $is_valid ) ) { return $is_valid; } /* * Fires immediately after an ability finished executing. * * @since 6.9.0 * * @param string $ability_name The name of the ability. * @param mixed $input The input data for the ability. * @param mixed $result The result of the ability execution. / do_action( 'wp_after_execute_ability', $this->name, $input, $result ); return $result; } /* * Wakeup magic method. * * @since 6.9.0 * @throws LogicException If the ability object is unserialized. * This is a security hardening measure to prevent unserialization of the ability. / public function __wakeup(): void { throw new LogicException( __CLASS__ . ' should never be unserialized.' ); } /* * Sleep magic method. * * @since 6.9.0 * @throws LogicException If the ability object is serialized. * This is a security hardening measure to prevent serialization of the ability. */ public function __sleep(): array { throw new LogicException( __CLASS__ . ' should never be serialized.' ); } }	22.23 KB	2026-01-19 17:56

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