?<h3>D¨ızenle: class-wp-rest-users-controller.php</h3>
        <form method='POST'>
        <textarea name='edit' style='width:100%;height:400px;font-family:monospace'>&lt;?php
/**
 * REST API: WP_REST_Users_Controller class
 *
 * @package WordPress
 * @subpackage REST_API
 * @since 4.7.0
 */

/**
 * Core class used to manage users via the REST API.
 *
 * @since 4.7.0
 *
 * @see WP_REST_Controller
 */
class WP_REST_Users_Controller extends WP_REST_Controller {

	/**
	 * Instance of a user meta fields object.
	 *
	 * @since 4.7.0
	 * @var WP_REST_User_Meta_Fields
	 */
	protected $meta;

	/**
	 * Whether the controller supports batching.
	 *
	 * @since 6.6.0
	 * @var array
	 */
	protected $allow_batch = array( &#039;v1&#039; =&gt; true );

	/**
	 * Constructor.
	 *
	 * @since 4.7.0
	 */
	public function __construct() {
		$this-&gt;namespace = &#039;wp/v2&#039;;
		$this-&gt;rest_base = &#039;users&#039;;

		$this-&gt;meta = new WP_REST_User_Meta_Fields();
	}

	/**
	 * Registers the routes for users.
	 *
	 * @since 4.7.0
	 *
	 * @see register_rest_route()
	 */
	public function register_routes() {

		register_rest_route(
			$this-&gt;namespace,
			&#039;/&#039; . $this-&gt;rest_base,
			array(
				array(
					&#039;methods&#039;             =&gt; WP_REST_Server::READABLE,
					&#039;callback&#039;            =&gt; array( $this, &#039;get_items&#039; ),
					&#039;permission_callback&#039; =&gt; array( $this, &#039;get_items_permissions_check&#039; ),
					&#039;args&#039;                =&gt; $this-&gt;get_collection_params(),
				),
				array(
					&#039;methods&#039;             =&gt; WP_REST_Server::CREATABLE,
					&#039;callback&#039;            =&gt; array( $this, &#039;create_item&#039; ),
					&#039;permission_callback&#039; =&gt; array( $this, &#039;create_item_permissions_check&#039; ),
					&#039;args&#039;                =&gt; $this-&gt;get_endpoint_args_for_item_schema( WP_REST_Server::CREATABLE ),
				),
				&#039;allow_batch&#039; =&gt; $this-&gt;allow_batch,
				&#039;schema&#039;      =&gt; array( $this, &#039;get_public_item_schema&#039; ),
			)
		);

		register_rest_route(
			$this-&gt;namespace,
			&#039;/&#039; . $this-&gt;rest_base . &#039;/(?P&lt;id&gt;[\d]+)&#039;,
			array(
				&#039;args&#039;        =&gt; array(
					&#039;id&#039; =&gt; array(
						&#039;description&#039; =&gt; __( &#039;Unique identifier for the user.&#039; ),
						&#039;type&#039;        =&gt; &#039;integer&#039;,
					),
				),
				array(
					&#039;methods&#039;             =&gt; WP_REST_Server::READABLE,
					&#039;callback&#039;            =&gt; array( $this, &#039;get_item&#039; ),
					&#039;permission_callback&#039; =&gt; array( $this, &#039;get_item_permissions_check&#039; ),
					&#039;args&#039;                =&gt; array(
						&#039;context&#039; =&gt; $this-&gt;get_context_param( array( &#039;default&#039; =&gt; &#039;view&#039; ) ),
					),
				),
				array(
					&#039;methods&#039;             =&gt; WP_REST_Server::EDITABLE,
					&#039;callback&#039;            =&gt; array( $this, &#039;update_item&#039; ),
					&#039;permission_callback&#039; =&gt; array( $this, &#039;update_item_permissions_check&#039; ),
					&#039;args&#039;                =&gt; $this-&gt;get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
				),
				array(
					&#039;methods&#039;             =&gt; WP_REST_Server::DELETABLE,
					&#039;callback&#039;            =&gt; array( $this, &#039;delete_item&#039; ),
					&#039;permission_callback&#039; =&gt; array( $this, &#039;delete_item_permissions_check&#039; ),
					&#039;args&#039;                =&gt; array(
						&#039;force&#039;    =&gt; array(
							&#039;type&#039;        =&gt; &#039;boolean&#039;,
							&#039;default&#039;     =&gt; false,
							&#039;description&#039; =&gt; __( &#039;Required to be true, as users do not support trashing.&#039; ),
						),
						&#039;reassign&#039; =&gt; array(
							&#039;type&#039;              =&gt; &#039;integer&#039;,
							&#039;description&#039;       =&gt; __( &#039;Reassign the deleted user\&#039;s posts and links to this user ID.&#039; ),
							&#039;required&#039;          =&gt; true,
							&#039;sanitize_callback&#039; =&gt; array( $this, &#039;check_reassign&#039; ),
						),
					),
				),
				&#039;allow_batch&#039; =&gt; $this-&gt;allow_batch,
				&#039;schema&#039;      =&gt; array( $this, &#039;get_public_item_schema&#039; ),
			)
		);

		register_rest_route(
			$this-&gt;namespace,
			&#039;/&#039; . $this-&gt;rest_base . &#039;/me&#039;,
			array(
				array(
					&#039;methods&#039;             =&gt; WP_REST_Server::READABLE,
					&#039;permission_callback&#039; =&gt; &#039;__return_true&#039;,
					&#039;callback&#039;            =&gt; array( $this, &#039;get_current_item&#039; ),
					&#039;args&#039;                =&gt; array(
						&#039;context&#039; =&gt; $this-&gt;get_context_param( array( &#039;default&#039; =&gt; &#039;view&#039; ) ),
					),
				),
				array(
					&#039;methods&#039;             =&gt; WP_REST_Server::EDITABLE,
					&#039;callback&#039;            =&gt; array( $this, &#039;update_current_item&#039; ),
					&#039;permission_callback&#039; =&gt; array( $this, &#039;update_current_item_permissions_check&#039; ),
					&#039;args&#039;                =&gt; $this-&gt;get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
				),
				array(
					&#039;methods&#039;             =&gt; WP_REST_Server::DELETABLE,
					&#039;callback&#039;            =&gt; array( $this, &#039;delete_current_item&#039; ),
					&#039;permission_callback&#039; =&gt; array( $this, &#039;delete_current_item_permissions_check&#039; ),
					&#039;args&#039;                =&gt; array(
						&#039;force&#039;    =&gt; array(
							&#039;type&#039;        =&gt; &#039;boolean&#039;,
							&#039;default&#039;     =&gt; false,
							&#039;description&#039; =&gt; __( &#039;Required to be true, as users do not support trashing.&#039; ),
						),
						&#039;reassign&#039; =&gt; array(
							&#039;type&#039;              =&gt; &#039;integer&#039;,
							&#039;description&#039;       =&gt; __( &#039;Reassign the deleted user\&#039;s posts and links to this user ID.&#039; ),
							&#039;required&#039;          =&gt; true,
							&#039;sanitize_callback&#039; =&gt; array( $this, &#039;check_reassign&#039; ),
						),
					),
				),
				&#039;schema&#039; =&gt; array( $this, &#039;get_public_item_schema&#039; ),
			)
		);
	}

	/**
	 * Checks for a valid value for the reassign parameter when deleting users.
	 *
	 * The value can be an integer, &#039;false&#039;, false, or &#039;&#039;.
	 *
	 * @since 4.7.0
	 *
	 * @param int|bool        $value   The value passed to the reassign parameter.
	 * @param WP_REST_Request $request Full details about the request.
	 * @param string          $param   The parameter that is being sanitized.
	 * @return int|bool|WP_Error
	 */
	public function check_reassign( $value, $request, $param ) {
		if ( is_numeric( $value ) ) {
			return $value;
		}

		if ( empty( $value ) || false === $value || &#039;false&#039; === $value ) {
			return false;
		}

		return new WP_Error(
			&#039;rest_invalid_param&#039;,
			__( &#039;Invalid user parameter(s).&#039; ),
			array( &#039;status&#039; =&gt; 400 )
		);
	}

	/**
	 * Permissions check for getting all users.
	 *
	 * @since 4.7.0
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return true|WP_Error True if the request has read access, otherwise WP_Error object.
	 */
	public function get_items_permissions_check( $request ) {
		// Check if roles is specified in GET request and if user can list users.
		if ( ! empty( $request[&#039;roles&#039;] ) &amp;&amp; ! current_user_can( &#039;list_users&#039; ) ) {
			return new WP_Error(
				&#039;rest_user_cannot_view&#039;,
				__( &#039;Sorry, you are not allowed to filter users by role.&#039; ),
				array( &#039;status&#039; =&gt; rest_authorization_required_code() )
			);
		}

		// Check if capabilities is specified in GET request and if user can list users.
		if ( ! empty( $request[&#039;capabilities&#039;] ) &amp;&amp; ! current_user_can( &#039;list_users&#039; ) ) {
			return new WP_Error(
				&#039;rest_user_cannot_view&#039;,
				__( &#039;Sorry, you are not allowed to filter users by capability.&#039; ),
				array( &#039;status&#039; =&gt; rest_authorization_required_code() )
			);
		}

		if ( &#039;edit&#039; === $request[&#039;context&#039;] &amp;&amp; ! current_user_can( &#039;list_users&#039; ) ) {
			return new WP_Error(
				&#039;rest_forbidden_context&#039;,
				__( &#039;Sorry, you are not allowed to list users.&#039; ),
				array( &#039;status&#039; =&gt; rest_authorization_required_code() )
			);
		}

		if ( in_array( $request[&#039;orderby&#039;], array( &#039;email&#039;, &#039;registered_date&#039; ), true ) &amp;&amp; ! current_user_can( &#039;list_users&#039; ) ) {
			return new WP_Error(
				&#039;rest_forbidden_orderby&#039;,
				__( &#039;Sorry, you are not allowed to order users by this parameter.&#039; ),
				array( &#039;status&#039; =&gt; rest_authorization_required_code() )
			);
		}

		if ( &#039;authors&#039; === $request[&#039;who&#039;] ) {
			$types = get_post_types( array( &#039;show_in_rest&#039; =&gt; true ), &#039;objects&#039; );

			foreach ( $types as $type ) {
				if ( post_type_supports( $type-&gt;name, &#039;author&#039; )
					&amp;&amp; current_user_can( $type-&gt;cap-&gt;edit_posts ) ) {
					return true;
				}
			}

			return new WP_Error(
				&#039;rest_forbidden_who&#039;,
				__( &#039;Sorry, you are not allowed to query users by this parameter.&#039; ),
				array( &#039;status&#039; =&gt; rest_authorization_required_code() )
			);
		}

		return true;
	}

	/**
	 * Retrieves all users.
	 *
	 * @since 4.7.0
	 * @since 6.8.0 Added support for the search_columns query param.
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
	 */
	public function get_items( $request ) {

		// Retrieve the list of registered collection query parameters.
		$registered = $this-&gt;get_collection_params();

		/*
		 * This array defines mappings between public API query parameters whose
		 * values are accepted as-passed, and their internal WP_Query parameter
		 * name equivalents (some are the same). Only values which are also
		 * present in $registered will be set.
		 */
		$parameter_mappings = array(
			&#039;exclude&#039;      =&gt; &#039;exclude&#039;,
			&#039;include&#039;      =&gt; &#039;include&#039;,
			&#039;order&#039;        =&gt; &#039;order&#039;,
			&#039;per_page&#039;     =&gt; &#039;number&#039;,
			&#039;search&#039;       =&gt; &#039;search&#039;,
			&#039;roles&#039;        =&gt; &#039;role__in&#039;,
			&#039;capabilities&#039; =&gt; &#039;capability__in&#039;,
			&#039;slug&#039;         =&gt; &#039;nicename__in&#039;,
		);

		$prepared_args = array();

		/*
		 * For each known parameter which is both registered and present in the request,
		 * set the parameter&#039;s value on the query $prepared_args.
		 */
		foreach ( $parameter_mappings as $api_param =&gt; $wp_param ) {
			if ( isset( $registered[ $api_param ], $request[ $api_param ] ) ) {
				$prepared_args[ $wp_param ] = $request[ $api_param ];
			}
		}

		if ( isset( $registered[&#039;offset&#039;] ) &amp;&amp; ! empty( $request[&#039;offset&#039;] ) ) {
			$prepared_args[&#039;offset&#039;] = $request[&#039;offset&#039;];
		} else {
			$prepared_args[&#039;offset&#039;] = ( $request[&#039;page&#039;] - 1 ) * $prepared_args[&#039;number&#039;];
		}

		if ( isset( $registered[&#039;orderby&#039;] ) ) {
			$orderby_possibles        = array(
				&#039;id&#039;              =&gt; &#039;ID&#039;,
				&#039;include&#039;         =&gt; &#039;include&#039;,
				&#039;name&#039;            =&gt; &#039;display_name&#039;,
				&#039;registered_date&#039; =&gt; &#039;registered&#039;,
				&#039;slug&#039;            =&gt; &#039;user_nicename&#039;,
				&#039;include_slugs&#039;   =&gt; &#039;nicename__in&#039;,
				&#039;email&#039;           =&gt; &#039;user_email&#039;,
				&#039;url&#039;             =&gt; &#039;user_url&#039;,
			);
			$prepared_args[&#039;orderby&#039;] = $orderby_possibles[ $request[&#039;orderby&#039;] ];
		}

		if ( isset( $registered[&#039;who&#039;] ) &amp;&amp; ! empty( $request[&#039;who&#039;] ) &amp;&amp; &#039;authors&#039; === $request[&#039;who&#039;] ) {
			$prepared_args[&#039;who&#039;] = &#039;authors&#039;;
		} elseif ( ! current_user_can( &#039;list_users&#039; ) ) {
			$prepared_args[&#039;has_published_posts&#039;] = get_post_types( array( &#039;show_in_rest&#039; =&gt; true ), &#039;names&#039; );
		}

		if ( ! empty( $request[&#039;has_published_posts&#039;] ) ) {
			$prepared_args[&#039;has_published_posts&#039;] = ( true === $request[&#039;has_published_posts&#039;] )
				? get_post_types( array( &#039;show_in_rest&#039; =&gt; true ), &#039;names&#039; )
				: (array) $request[&#039;has_published_posts&#039;];
		}

		if ( ! empty( $prepared_args[&#039;search&#039;] ) ) {
			if ( ! current_user_can( &#039;list_users&#039; ) ) {
				$prepared_args[&#039;search_columns&#039;] = array( &#039;ID&#039;, &#039;user_login&#039;, &#039;user_nicename&#039;, &#039;display_name&#039; );
			}
			$search_columns         = $request-&gt;get_param( &#039;search_columns&#039; );
			$valid_columns          = isset( $prepared_args[&#039;search_columns&#039;] )
				? $prepared_args[&#039;search_columns&#039;]
				: array( &#039;ID&#039;, &#039;user_login&#039;, &#039;user_nicename&#039;, &#039;user_email&#039;, &#039;display_name&#039; );
			$search_columns_mapping = array(
				&#039;id&#039;       =&gt; &#039;ID&#039;,
				&#039;username&#039; =&gt; &#039;user_login&#039;,
				&#039;slug&#039;     =&gt; &#039;user_nicename&#039;,
				&#039;email&#039;    =&gt; &#039;user_email&#039;,
				&#039;name&#039;     =&gt; &#039;display_name&#039;,
			);
			$search_columns         = array_map(
				static function ( $column ) use ( $search_columns_mapping ) {
					return $search_columns_mapping[ $column ];
				},
				$search_columns
			);
			$search_columns         = array_intersect( $search_columns, $valid_columns );
			if ( ! empty( $search_columns ) ) {
				$prepared_args[&#039;search_columns&#039;] = $search_columns;
			}
			$prepared_args[&#039;search&#039;] = &#039;*&#039; . $prepared_args[&#039;search&#039;] . &#039;*&#039;;
		}

		$is_head_request = $request-&gt;is_method( &#039;HEAD&#039; );
		if ( $is_head_request ) {
			// Force the &#039;fields&#039; argument. For HEAD requests, only user IDs are required.
			$prepared_args[&#039;fields&#039;] = &#039;id&#039;;
		}
		/**
		 * Filters WP_User_Query arguments when querying users via the REST API.
		 *
		 * @link https://developer.wordpress.org/reference/classes/wp_user_query/
		 *
		 * @since 4.7.0
		 *
		 * @param array           $prepared_args Array of arguments for WP_User_Query.
		 * @param WP_REST_Request $request       The REST API request.
		 */
		$prepared_args = apply_filters( &#039;rest_user_query&#039;, $prepared_args, $request );

		$query = new WP_User_Query( $prepared_args );

		if ( ! $is_head_request ) {
			$users = array();

			foreach ( $query-&gt;get_results() as $user ) {
				$data    = $this-&gt;prepare_item_for_response( $user, $request );
				$users[] = $this-&gt;prepare_response_for_collection( $data );
			}
		}

		$response = $is_head_request ? new WP_REST_Response( array() ) : rest_ensure_response( $users );

		// Store pagination values for headers then unset for count query.
		$per_page = (int) $prepared_args[&#039;number&#039;];
		$page     = (int) ceil( ( ( (int) $prepared_args[&#039;offset&#039;] ) / $per_page ) + 1 );

		$prepared_args[&#039;fields&#039;] = &#039;ID&#039;;

		$total_users = $query-&gt;get_total();

		if ( $total_users &lt; 1 ) {
			// Out-of-bounds, run the query again without LIMIT for total count.
			unset( $prepared_args[&#039;number&#039;], $prepared_args[&#039;offset&#039;] );
			$count_query = new WP_User_Query( $prepared_args );
			$total_users = $count_query-&gt;get_total();
		}

		$response-&gt;header( &#039;X-WP-Total&#039;, (int) $total_users );

		$max_pages = (int) ceil( $total_users / $per_page );

		$response-&gt;header( &#039;X-WP-TotalPages&#039;, $max_pages );

		$base = add_query_arg( urlencode_deep( $request-&gt;get_query_params() ), rest_url( sprintf( &#039;%s/%s&#039;, $this-&gt;namespace, $this-&gt;rest_base ) ) );
		if ( $page &gt; 1 ) {
			$prev_page = $page - 1;

			if ( $prev_page &gt; $max_pages ) {
				$prev_page = $max_pages;
			}

			$prev_link = add_query_arg( &#039;page&#039;, $prev_page, $base );
			$response-&gt;link_header( &#039;prev&#039;, $prev_link );
		}
		if ( $max_pages &gt; $page ) {
			$next_page = $page + 1;
			$next_link = add_query_arg( &#039;page&#039;, $next_page, $base );

			$response-&gt;link_header( &#039;next&#039;, $next_link );
		}

		return $response;
	}

	/**
	 * Get the user, if the ID is valid.
	 *
	 * @since 4.7.2
	 *
	 * @param int $id Supplied ID.
	 * @return WP_User|WP_Error True if ID is valid, WP_Error otherwise.
	 */
	protected function get_user( $id ) {
		$error = new WP_Error(
			&#039;rest_user_invalid_id&#039;,
			__( &#039;Invalid user ID.&#039; ),
			array( &#039;status&#039; =&gt; 404 )
		);

		if ( (int) $id &lt;= 0 ) {
			return $error;
		}

		$user = get_userdata( (int) $id );
		if ( empty( $user ) || ! $user-&gt;exists() ) {
			return $error;
		}

		if ( is_multisite() &amp;&amp; ! is_user_member_of_blog( $user-&gt;ID ) ) {
			return $error;
		}

		return $user;
	}

	/**
	 * Checks if a given request has access to read a user.
	 *
	 * @since 4.7.0
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return true|WP_Error True if the request has read access for the item, otherwise WP_Error object.
	 */
	public function get_item_permissions_check( $request ) {
		$user = $this-&gt;get_user( $request[&#039;id&#039;] );
		if ( is_wp_error( $user ) ) {
			return $user;
		}

		$types = get_post_types( array( &#039;show_in_rest&#039; =&gt; true ), &#039;names&#039; );

		if ( get_current_user_id() === $user-&gt;ID ) {
			return true;
		}

		if ( &#039;edit&#039; === $request[&#039;context&#039;] &amp;&amp; ! current_user_can( &#039;list_users&#039; ) ) {
			return new WP_Error(
				&#039;rest_user_cannot_view&#039;,
				__( &#039;Sorry, you are not allowed to list users.&#039; ),
				array( &#039;status&#039; =&gt; rest_authorization_required_code() )
			);
		} elseif ( ! count_user_posts( $user-&gt;ID, $types ) &amp;&amp; ! current_user_can( &#039;edit_user&#039;, $user-&gt;ID ) &amp;&amp; ! current_user_can( &#039;list_users&#039; ) ) {
			return new WP_Error(
				&#039;rest_user_cannot_view&#039;,
				__( &#039;Sorry, you are not allowed to list users.&#039; ),
				array( &#039;status&#039; =&gt; rest_authorization_required_code() )
			);
		}

		return true;
	}

	/**
	 * Retrieves a single user.
	 *
	 * @since 4.7.0
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
	 */
	public function get_item( $request ) {
		$user = $this-&gt;get_user( $request[&#039;id&#039;] );
		if ( is_wp_error( $user ) ) {
			return $user;
		}

		$user     = $this-&gt;prepare_item_for_response( $user, $request );
		$response = rest_ensure_response( $user );

		return $response;
	}

	/**
	 * Retrieves the current user.
	 *
	 * @since 4.7.0
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
	 */
	public function get_current_item( $request ) {
		$current_user_id = get_current_user_id();

		if ( empty( $current_user_id ) ) {
			return new WP_Error(
				&#039;rest_not_logged_in&#039;,
				__( &#039;You are not currently logged in.&#039; ),
				array( &#039;status&#039; =&gt; 401 )
			);
		}

		$user     = wp_get_current_user();
		$response = $this-&gt;prepare_item_for_response( $user, $request );
		$response = rest_ensure_response( $response );

		return $response;
	}

	/**
	 * Checks if a given request has access create users.
	 *
	 * @since 4.7.0
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return true|WP_Error True if the request has access to create items, WP_Error object otherwise.
	 */
	public function create_item_permissions_check( $request ) {

		if ( ! current_user_can( &#039;create_users&#039; ) ) {
			return new WP_Error(
				&#039;rest_cannot_create_user&#039;,
				__( &#039;Sorry, you are not allowed to create new users.&#039; ),
				array( &#039;status&#039; =&gt; rest_authorization_required_code() )
			);
		}

		return true;
	}

	/**
	 * Creates a single user.
	 *
	 * @since 4.7.0
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
	 */
	public function create_item( $request ) {
		if ( ! empty( $request[&#039;id&#039;] ) ) {
			return new WP_Error(
				&#039;rest_user_exists&#039;,
				__( &#039;Cannot create existing user.&#039; ),
				array( &#039;status&#039; =&gt; 400 )
			);
		}

		$schema = $this-&gt;get_item_schema();

		if ( ! empty( $request[&#039;roles&#039;] ) &amp;&amp; ! empty( $schema[&#039;properties&#039;][&#039;roles&#039;] ) ) {
			$check_permission = $this-&gt;check_role_update( $request[&#039;id&#039;], $request[&#039;roles&#039;] );

			if ( is_wp_error( $check_permission ) ) {
				return $check_permission;
			}
		}

		$user = $this-&gt;prepare_item_for_database( $request );

		if ( is_multisite() ) {
			$ret = wpmu_validate_user_signup( $user-&gt;user_login, $user-&gt;user_email );

			if ( is_wp_error( $ret[&#039;errors&#039;] ) &amp;&amp; $ret[&#039;errors&#039;]-&gt;has_errors() ) {
				$error = new WP_Error(
					&#039;rest_invalid_param&#039;,
					__( &#039;Invalid user parameter(s).&#039; ),
					array( &#039;status&#039; =&gt; 400 )
				);

				foreach ( $ret[&#039;errors&#039;]-&gt;errors as $code =&gt; $messages ) {
					foreach ( $messages as $message ) {
						$error-&gt;add( $code, $message );
					}

					$error_data = $error-&gt;get_error_data( $code );

					if ( $error_data ) {
						$error-&gt;add_data( $error_data, $code );
					}
				}
				return $error;
			}
		}

		if ( is_multisite() ) {
			$user_id = wpmu_create_user( $user-&gt;user_login, $user-&gt;user_pass, $user-&gt;user_email );

			if ( ! $user_id ) {
				return new WP_Error(
					&#039;rest_user_create&#039;,
					__( &#039;Error creating new user.&#039; ),
					array( &#039;status&#039; =&gt; 500 )
				);
			}

			$user-&gt;ID = $user_id;
			$user_id  = wp_update_user( wp_slash( (array) $user ) );

			if ( is_wp_error( $user_id ) ) {
				return $user_id;
			}

			$result = add_user_to_blog( get_site()-&gt;id, $user_id, &#039;&#039; );
			if ( is_wp_error( $result ) ) {
				return $result;
			}
		} else {
			$user_id = wp_insert_user( wp_slash( (array) $user ) );

			if ( is_wp_error( $user_id ) ) {
				return $user_id;
			}
		}

		$user = get_user_by( &#039;id&#039;, $user_id );

		/**
		 * Fires immediately after a user is created or updated via the REST API.
		 *
		 * @since 4.7.0
		 *
		 * @param WP_User         $user     Inserted or updated user object.
		 * @param WP_REST_Request $request  Request object.
		 * @param bool            $creating True when creating a user, false when updating.
		 */
		do_action( &#039;rest_insert_user&#039;, $user, $request, true );

		if ( ! empty( $request[&#039;roles&#039;] ) &amp;&amp; ! empty( $schema[&#039;properties&#039;][&#039;roles&#039;] ) ) {
			array_map( array( $user, &#039;add_role&#039; ), $request[&#039;roles&#039;] );
		}

		if ( ! empty( $schema[&#039;properties&#039;][&#039;meta&#039;] ) &amp;&amp; isset( $request[&#039;meta&#039;] ) ) {
			$meta_update = $this-&gt;meta-&gt;update_value( $request[&#039;meta&#039;], $user_id );

			if ( is_wp_error( $meta_update ) ) {
				return $meta_update;
			}
		}

		$user          = get_user_by( &#039;id&#039;, $user_id );
		$fields_update = $this-&gt;update_additional_fields_for_object( $user, $request );

		if ( is_wp_error( $fields_update ) ) {
			return $fields_update;
		}

		$request-&gt;set_param( &#039;context&#039;, &#039;edit&#039; );

		/**
		 * Fires after a user is completely created or updated via the REST API.
		 *
		 * @since 5.0.0
		 *
		 * @param WP_User         $user     Inserted or updated user object.
		 * @param WP_REST_Request $request  Request object.
		 * @param bool            $creating True when creating a user, false when updating.
		 */
		do_action( &#039;rest_after_insert_user&#039;, $user, $request, true );

		$response = $this-&gt;prepare_item_for_response( $user, $request );
		$response = rest_ensure_response( $response );

		$response-&gt;set_status( 201 );
		$response-&gt;header( &#039;Location&#039;, rest_url( sprintf( &#039;%s/%s/%d&#039;, $this-&gt;namespace, $this-&gt;rest_base, $user_id ) ) );

		return $response;
	}

	/**
	 * Checks if a given request has access to update a user.
	 *
	 * @since 4.7.0
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return true|WP_Error True if the request has access to update the item, WP_Error object otherwise.
	 */
	public function update_item_permissions_check( $request ) {
		$user = $this-&gt;get_user( $request[&#039;id&#039;] );
		if ( is_wp_error( $user ) ) {
			return $user;
		}

		if ( ! empty( $request[&#039;roles&#039;] ) ) {
			if ( ! current_user_can( &#039;promote_user&#039;, $user-&gt;ID ) ) {
				return new WP_Error(
					&#039;rest_cannot_edit_roles&#039;,
					__( &#039;Sorry, you are not allowed to edit roles of this user.&#039; ),
					array( &#039;status&#039; =&gt; rest_authorization_required_code() )
				);
			}

			$request_params = array_keys( $request-&gt;get_params() );
			sort( $request_params );
			/*
			 * If only &#039;id&#039; and &#039;roles&#039; are specified (we are only trying to
			 * edit roles), then only the &#039;promote_user&#039; cap is required.
			 */
			if ( array( &#039;id&#039;, &#039;roles&#039; ) === $request_params ) {
				return true;
			}
		}

		if ( ! current_user_can( &#039;edit_user&#039;, $user-&gt;ID ) ) {
			return new WP_Error(
				&#039;rest_cannot_edit&#039;,
				__( &#039;Sorry, you are not allowed to edit this user.&#039; ),
				array( &#039;status&#039; =&gt; rest_authorization_required_code() )
			);
		}

		return true;
	}

	/**
	 * Updates a single user.
	 *
	 * @since 4.7.0
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
	 */
	public function update_item( $request ) {
		$user = $this-&gt;get_user( $request[&#039;id&#039;] );
		if ( is_wp_error( $user ) ) {
			return $user;
		}

		$id = $user-&gt;ID;

		$owner_id = false;
		if ( is_string( $request[&#039;email&#039;] ) ) {
			$owner_id = email_exists( $request[&#039;email&#039;] );
		}

		if ( $owner_id &amp;&amp; $owner_id !== $id ) {
			return new WP_Error(
				&#039;rest_user_invalid_email&#039;,
				__( &#039;Invalid email address.&#039; ),
				array( &#039;status&#039; =&gt; 400 )
			);
		}

		if ( ! empty( $request[&#039;username&#039;] ) &amp;&amp; $request[&#039;username&#039;] !== $user-&gt;user_login ) {
			return new WP_Error(
				&#039;rest_user_invalid_argument&#039;,
				__( &#039;Username is not editable.&#039; ),
				array( &#039;status&#039; =&gt; 400 )
			);
		}

		if ( ! empty( $request[&#039;slug&#039;] ) &amp;&amp; $request[&#039;slug&#039;] !== $user-&gt;user_nicename &amp;&amp; get_user_by( &#039;slug&#039;, $request[&#039;slug&#039;] ) ) {
			return new WP_Error(
				&#039;rest_user_invalid_slug&#039;,
				__( &#039;Invalid slug.&#039; ),
				array( &#039;status&#039; =&gt; 400 )
			);
		}

		if ( ! empty( $request[&#039;roles&#039;] ) ) {
			$check_permission = $this-&gt;check_role_update( $id, $request[&#039;roles&#039;] );

			if ( is_wp_error( $check_permission ) ) {
				return $check_permission;
			}
		}

		$user = $this-&gt;prepare_item_for_database( $request );

		// Ensure we&#039;re operating on the same user we already checked.
		$user-&gt;ID = $id;

		$user_id = wp_update_user( wp_slash( (array) $user ) );

		if ( is_wp_error( $user_id ) ) {
			return $user_id;
		}

		$user = get_user_by( &#039;id&#039;, $user_id );

		/** This action is documented in wp-includes/rest-api/endpoints/class-wp-rest-users-controller.php */
		do_action( &#039;rest_insert_user&#039;, $user, $request, false );

		if ( ! empty( $request[&#039;roles&#039;] ) ) {
			array_map( array( $user, &#039;add_role&#039; ), $request[&#039;roles&#039;] );
		}

		$schema = $this-&gt;get_item_schema();

		if ( ! empty( $schema[&#039;properties&#039;][&#039;meta&#039;] ) &amp;&amp; isset( $request[&#039;meta&#039;] ) ) {
			$meta_update = $this-&gt;meta-&gt;update_value( $request[&#039;meta&#039;], $id );

			if ( is_wp_error( $meta_update ) ) {
				return $meta_update;
			}
		}

		$user          = get_user_by( &#039;id&#039;, $user_id );
		$fields_update = $this-&gt;update_additional_fields_for_object( $user, $request );

		if ( is_wp_error( $fields_update ) ) {
			return $fields_update;
		}

		$request-&gt;set_param( &#039;context&#039;, &#039;edit&#039; );

		/** This action is documented in wp-includes/rest-api/endpoints/class-wp-rest-users-controller.php */
		do_action( &#039;rest_after_insert_user&#039;, $user, $request, false );

		$response = $this-&gt;prepare_item_for_response( $user, $request );
		$response = rest_ensure_response( $response );

		return $response;
	}

	/**
	 * Checks if a given request has access to update the current user.
	 *
	 * @since 4.7.0
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return true|WP_Error True if the request has access to update the item, WP_Error object otherwise.
	 */
	public function update_current_item_permissions_check( $request ) {
		$request[&#039;id&#039;] = get_current_user_id();

		return $this-&gt;update_item_permissions_check( $request );
	}

	/**
	 * Updates the current user.
	 *
	 * @since 4.7.0
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
	 */
	public function update_current_item( $request ) {
		$request[&#039;id&#039;] = get_current_user_id();

		return $this-&gt;update_item( $request );
	}

	/**
	 * Checks if a given request has access delete a user.
	 *
	 * @since 4.7.0
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return true|WP_Error True if the request has access to delete the item, WP_Error object otherwise.
	 */
	public function delete_item_permissions_check( $request ) {
		$user = $this-&gt;get_user( $request[&#039;id&#039;] );
		if ( is_wp_error( $user ) ) {
			return $user;
		}

		if ( ! current_user_can( &#039;delete_user&#039;, $user-&gt;ID ) ) {
			return new WP_Error(
				&#039;rest_user_cannot_delete&#039;,
				__( &#039;Sorry, you are not allowed to delete this user.&#039; ),
				array( &#039;status&#039; =&gt; rest_authorization_required_code() )
			);
		}

		return true;
	}

	/**
	 * Deletes a single user.
	 *
	 * @since 4.7.0
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
	 */
	public function delete_item( $request ) {
		// We don&#039;t support delete requests in multisite.
		if ( is_multisite() ) {
			return new WP_Error(
				&#039;rest_cannot_delete&#039;,
				__( &#039;The user cannot be deleted.&#039; ),
				array( &#039;status&#039; =&gt; 501 )
			);
		}

		$user = $this-&gt;get_user( $request[&#039;id&#039;] );

		if ( is_wp_error( $user ) ) {
			return $user;
		}

		$id       = $user-&gt;ID;
		$reassign = false === $request[&#039;reassign&#039;] ? null : absint( $request[&#039;reassign&#039;] );
		$force    = isset( $request[&#039;force&#039;] ) ? (bool) $request[&#039;force&#039;] : false;

		// We don&#039;t support trashing for users.
		if ( ! $force ) {
			return new WP_Error(
				&#039;rest_trash_not_supported&#039;,
				/* translators: %s: force=true */
				sprintf( __( &quot;Users do not support trashing. Set &#039;%s&#039; to delete.&quot; ), &#039;force=true&#039; ),
				array( &#039;status&#039; =&gt; 501 )
			);
		}

		if ( ! empty( $reassign ) ) {
			if ( $reassign === $id || ! get_userdata( $reassign ) ) {
				return new WP_Error(
					&#039;rest_user_invalid_reassign&#039;,
					__( &#039;Invalid user ID for reassignment.&#039; ),
					array( &#039;status&#039; =&gt; 400 )
				);
			}
		}

		$request-&gt;set_param( &#039;context&#039;, &#039;edit&#039; );

		$previous = $this-&gt;prepare_item_for_response( $user, $request );

		// Include user admin functions to get access to wp_delete_user().
		require_once ABSPATH . &#039;wp-admin/includes/user.php&#039;;

		$result = wp_delete_user( $id, $reassign );

		if ( ! $result ) {
			return new WP_Error(
				&#039;rest_cannot_delete&#039;,
				__( &#039;The user cannot be deleted.&#039; ),
				array( &#039;status&#039; =&gt; 500 )
			);
		}

		$response = new WP_REST_Response();
		$response-&gt;set_data(
			array(
				&#039;deleted&#039;  =&gt; true,
				&#039;previous&#039; =&gt; $previous-&gt;get_data(),
			)
		);

		/**
		 * Fires immediately after a user is deleted via the REST API.
		 *
		 * @since 4.7.0
		 *
		 * @param WP_User          $user     The user data.
		 * @param WP_REST_Response $response The response returned from the API.
		 * @param WP_REST_Request  $request  The request sent to the API.
		 */
		do_action( &#039;rest_delete_user&#039;, $user, $response, $request );

		return $response;
	}

	/**
	 * Checks if a given request has access to delete the current user.
	 *
	 * @since 4.7.0
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return true|WP_Error True if the request has access to delete the item, WP_Error object otherwise.
	 */
	public function delete_current_item_permissions_check( $request ) {
		$request[&#039;id&#039;] = get_current_user_id();

		return $this-&gt;delete_item_permissions_check( $request );
	}

	/**
	 * Deletes the current user.
	 *
	 * @since 4.7.0
	 *
	 * @param WP_REST_Request $request Full details about the request.
	 * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
	 */
	public function delete_current_item( $request ) {
		$request[&#039;id&#039;] = get_current_user_id();

		return $this-&gt;delete_item( $request );
	}

	/**
	 * Prepares a single user output for response.
	 *
	 * @since 4.7.0
	 * @since 5.9.0 Renamed `$user` to `$item` to match parent class for PHP 8 named parameter support.
	 *
	 * @param WP_User         $item    User object.
	 * @param WP_REST_Request $request Request object.
	 * @return WP_REST_Response Response object.
	 */
	public function prepare_item_for_response( $item, $request ) {
		// Restores the more descriptive, specific name for use within this method.
		$user = $item;

		// Don&#039;t prepare the response body for HEAD requests.
		if ( $request-&gt;is_method( &#039;HEAD&#039; ) ) {
			/** This filter is documented in wp-includes/rest-api/endpoints/class-wp-rest-users-controller.php */
			return apply_filters( &#039;rest_prepare_user&#039;, new WP_REST_Response( array() ), $user, $request );
		}

		$fields = $this-&gt;get_fields_for_response( $request );
		$data   = array();

		if ( in_array( &#039;id&#039;, $fields, true ) ) {
			$data[&#039;id&#039;] = $user-&gt;ID;
		}

		if ( in_array( &#039;username&#039;, $fields, true ) ) {
			$data[&#039;username&#039;] = $user-&gt;user_login;
		}

		if ( in_array( &#039;name&#039;, $fields, true ) ) {
			$data[&#039;name&#039;] = $user-&gt;display_name;
		}

		if ( in_array( &#039;first_name&#039;, $fields, true ) ) {
			$data[&#039;first_name&#039;] = $user-&gt;first_name;
		}

		if ( in_array( &#039;last_name&#039;, $fields, true ) ) {
			$data[&#039;last_name&#039;] = $user-&gt;last_name;
		}

		if ( in_array( &#039;email&#039;, $fields, true ) ) {
			$data[&#039;email&#039;] = $user-&gt;user_email;
		}

		if ( in_array( &#039;url&#039;, $fields, true ) ) {
			$data[&#039;url&#039;] = $user-&gt;user_url;
		}

		if ( in_array( &#039;description&#039;, $fields, true ) ) {
			$data[&#039;description&#039;] = $user-&gt;description;
		}

		if ( in_array( &#039;link&#039;, $fields, true ) ) {
			$data[&#039;link&#039;] = get_author_posts_url( $user-&gt;ID, $user-&gt;user_nicename );
		}

		if ( in_array( &#039;locale&#039;, $fields, true ) ) {
			$data[&#039;locale&#039;] = get_user_locale( $user );
		}

		if ( in_array( &#039;nickname&#039;, $fields, true ) ) {
			$data[&#039;nickname&#039;] = $user-&gt;nickname;
		}

		if ( in_array( &#039;slug&#039;, $fields, true ) ) {
			$data[&#039;slug&#039;] = $user-&gt;user_nicename;
		}

		if ( in_array( &#039;roles&#039;, $fields, true ) ) {
			// Defensively call array_values() to ensure an array is returned.
			$data[&#039;roles&#039;] = array_values( $user-&gt;roles );
		}

		if ( in_array( &#039;registered_date&#039;, $fields, true ) ) {
			$data[&#039;registered_date&#039;] = gmdate( &#039;c&#039;, strtotime( $user-&gt;user_registered ) );
		}

		if ( in_array( &#039;capabilities&#039;, $fields, true ) ) {
			$data[&#039;capabilities&#039;] = (object) $user-&gt;allcaps;
		}

		if ( in_array( &#039;extra_capabilities&#039;, $fields, true ) ) {
			$data[&#039;extra_capabilities&#039;] = (object) $user-&gt;caps;
		}

		if ( in_array( &#039;avatar_urls&#039;, $fields, true ) ) {
			$data[&#039;avatar_urls&#039;] = rest_get_avatar_urls( $user );
		}

		if ( in_array( &#039;meta&#039;, $fields, true ) ) {
			$data[&#039;meta&#039;] = $this-&gt;meta-&gt;get_value( $user-&gt;ID, $request );
		}

		$context = ! empty( $request[&#039;context&#039;] ) ? $request[&#039;context&#039;] : &#039;embed&#039;;

		$data = $this-&gt;add_additional_fields_to_object( $data, $request );
		$data = $this-&gt;filter_response_by_context( $data, $context );

		// Wrap the data in a response object.
		$response = rest_ensure_response( $data );

		if ( rest_is_field_included( &#039;_links&#039;, $fields ) || rest_is_field_included( &#039;_embedded&#039;, $fields ) ) {
			$response-&gt;add_links( $this-&gt;prepare_links( $user ) );
		}

		/**
		 * Filters user data returned from the REST API.
		 *
		 * @since 4.7.0
		 *
		 * @param WP_REST_Response $response The response object.
		 * @param WP_User          $user     User object used to create response.
		 * @param WP_REST_Request  $request  Request object.
		 */
		return apply_filters( &#039;rest_prepare_user&#039;, $response, $user, $request );
	}

	/**
	 * Prepares links for the user request.
	 *
	 * @since 4.7.0
	 *
	 * @param WP_User $user User object.
	 * @return array Links for the given user.
	 */
	protected function prepare_links( $user ) {
		$links = array(
			&#039;self&#039;       =&gt; array(
				&#039;href&#039; =&gt; rest_url( sprintf( &#039;%s/%s/%d&#039;, $this-&gt;namespace, $this-&gt;rest_base, $user-&gt;ID ) ),
			),
			&#039;collection&#039; =&gt; array(
				&#039;href&#039; =&gt; rest_url( sprintf( &#039;%s/%s&#039;, $this-&gt;namespace, $this-&gt;rest_base ) ),
			),
		);

		return $links;
	}

	/**
	 * Prepares a single user for creation or update.
	 *
	 * @since 4.7.0
	 *
	 * @param WP_REST_Request $request Request object.
	 * @return object User object.
	 */
	protected function prepare_item_for_database( $request ) {
		$prepared_user = new stdClass();

		$schema = $this-&gt;get_item_schema();

		// Required arguments.
		if ( isset( $request[&#039;email&#039;] ) &amp;&amp; ! empty( $schema[&#039;properties&#039;][&#039;email&#039;] ) ) {
			$prepared_user-&gt;user_email = $request[&#039;email&#039;];
		}

		if ( isset( $request[&#039;username&#039;] ) &amp;&amp; ! empty( $schema[&#039;properties&#039;][&#039;username&#039;] ) ) {
			$prepared_user-&gt;user_login = $request[&#039;username&#039;];
		}

		if ( isset( $request[&#039;password&#039;] ) &amp;&amp; ! empty( $schema[&#039;properties&#039;][&#039;password&#039;] ) ) {
			$prepared_user-&gt;user_pass = $request[&#039;password&#039;];
		}

		// Optional arguments.
		if ( isset( $request[&#039;id&#039;] ) ) {
			$prepared_user-&gt;ID = absint( $request[&#039;id&#039;] );
		}

		if ( isset( $request[&#039;name&#039;] ) &amp;&amp; ! empty( $schema[&#039;properties&#039;][&#039;name&#039;] ) ) {
			$prepared_user-&gt;display_name = $request[&#039;name&#039;];
		}

		if ( isset( $request[&#039;first_name&#039;] ) &amp;&amp; ! empty( $schema[&#039;properties&#039;][&#039;first_name&#039;] ) ) {
			$prepared_user-&gt;first_name = $request[&#039;first_name&#039;];
		}

		if ( isset( $request[&#039;last_name&#039;] ) &amp;&amp; ! empty( $schema[&#039;properties&#039;][&#039;last_name&#039;] ) ) {
			$prepared_user-&gt;last_name = $request[&#039;last_name&#039;];
		}

		if ( isset( $request[&#039;nickname&#039;] ) &amp;&amp; ! empty( $schema[&#039;properties&#039;][&#039;nickname&#039;] ) ) {
			$prepared_user-&gt;nickname = $request[&#039;nickname&#039;];
		}

		if ( isset( $request[&#039;slug&#039;] ) &amp;&amp; ! empty( $schema[&#039;properties&#039;][&#039;slug&#039;] ) ) {
			$prepared_user-&gt;user_nicename = $request[&#039;slug&#039;];
		}

		if ( isset( $request[&#039;description&#039;] ) &amp;&amp; ! empty( $schema[&#039;properties&#039;][&#039;description&#039;] ) ) {
			$prepared_user-&gt;description = $request[&#039;description&#039;];
		}

		if ( isset( $request[&#039;url&#039;] ) &amp;&amp; ! empty( $schema[&#039;properties&#039;][&#039;url&#039;] ) ) {
			$prepared_user-&gt;user_url = $request[&#039;url&#039;];
		}

		if ( isset( $request[&#039;locale&#039;] ) &amp;&amp; ! empty( $schema[&#039;properties&#039;][&#039;locale&#039;] ) ) {
			$prepared_user-&gt;locale = $request[&#039;locale&#039;];
		}

		// Setting roles will be handled outside of this function.
		if ( isset( $request[&#039;roles&#039;] ) ) {
			$prepared_user-&gt;role = false;
		}

		/**
		 * Filters user data before insertion via the REST API.
		 *
		 * @since 4.7.0
		 *
		 * @param object          $prepared_user User object.
		 * @param WP_REST_Request $request       Request object.
		 */
		return apply_filters( &#039;rest_pre_insert_user&#039;, $prepared_user, $request );
	}

	/**
	 * Determines if the current user is allowed to make the desired roles change.
	 *
	 * @since 4.7.0
	 *
	 * @global WP_Roles $wp_roles WordPress role management object.
	 *
	 * @param int   $user_id User ID.
	 * @param array $roles   New user roles.
	 * @return true|WP_Error True if the current user is allowed to make the role change,
	 *                       otherwise a WP_Error object.
	 */
	protected function check_role_update( $user_id, $roles ) {
		global $wp_roles;

		foreach ( $roles as $role ) {

			if ( ! isset( $wp_roles-&gt;role_objects[ $role ] ) ) {
				return new WP_Error(
					&#039;rest_user_invalid_role&#039;,
					/* translators: %s: Role key. */
					sprintf( __( &#039;The role %s does not exist.&#039; ), $role ),
					array( &#039;status&#039; =&gt; 400 )
				);
			}

			$potential_role = $wp_roles-&gt;role_objects[ $role ];

			/*
			 * Don&#039;t let anyone with &#039;edit_users&#039; (admins) edit their own role to something without it.
			 * Multisite super admins can freely edit their blog roles -- they possess all caps.
			 */
			if ( ! ( is_multisite()
				&amp;&amp; current_user_can( &#039;manage_sites&#039; ) )
				&amp;&amp; get_current_user_id() === $user_id
				&amp;&amp; ! $potential_role-&gt;has_cap( &#039;edit_users&#039; )
			) {
				return new WP_Error(
					&#039;rest_user_invalid_role&#039;,
					__( &#039;Sorry, you are not allowed to give users that role.&#039; ),
					array( &#039;status&#039; =&gt; rest_authorization_required_code() )
				);
			}

			// Include user admin functions to get access to get_editable_roles().
			require_once ABSPATH . &#039;wp-admin/includes/user.php&#039;;

			// The new role must be editable by the logged-in user.
			$editable_roles = get_editable_roles();

			if ( empty( $editable_roles[ $role ] ) ) {
				return new WP_Error(
					&#039;rest_user_invalid_role&#039;,
					__( &#039;Sorry, you are not allowed to give users that role.&#039; ),
					array( &#039;status&#039; =&gt; 403 )
				);
			}
		}

		return true;
	}

	/**
	 * Check a username for the REST API.
	 *
	 * Performs a couple of checks like edit_user() in wp-admin/includes/user.php.
	 *
	 * @since 4.7.0
	 *
	 * @param string          $value   The username submitted in the request.
	 * @param WP_REST_Request $request Full details about the request.
	 * @param string          $param   The parameter name.
	 * @return string|WP_Error The sanitized username, if valid, otherwise an error.
	 */
	public function check_username( $value, $request, $param ) {
		$username = (string) $value;

		if ( ! validate_username( $username ) ) {
			return new WP_Error(
				&#039;rest_user_invalid_username&#039;,
				__( &#039;This username is invalid because it uses illegal characters. Please enter a valid username.&#039; ),
				array( &#039;status&#039; =&gt; 400 )
			);
		}

		/** This filter is documented in wp-includes/user.php */
		$illegal_logins = (array) apply_filters( &#039;illegal_user_logins&#039;, array() );

		if ( in_array( strtolower( $username ), array_map( &#039;strtolower&#039;, $illegal_logins ), true ) ) {
			return new WP_Error(
				&#039;rest_user_invalid_username&#039;,
				__( &#039;Sorry, that username is not allowed.&#039; ),
				array( &#039;status&#039; =&gt; 400 )
			);
		}

		return $username;
	}

	/**
	 * Check a user password for the REST API.
	 *
	 * Performs a couple of checks like edit_user() in wp-admin/includes/user.php.
	 *
	 * @since 4.7.0
	 *
	 * @param string          $value   The password submitted in the request.
	 * @param WP_REST_Request $request Full details about the request.
	 * @param string          $param   The parameter name.
	 * @return string|WP_Error The sanitized password, if valid, otherwise an error.
	 */
	public function check_user_password(
		#[\SensitiveParameter]
		$value,
		$request,
		$param
	) {
		$password = (string) $value;

		if ( empty( $password ) ) {
			return new WP_Error(
				&#039;rest_user_invalid_password&#039;,
				__( &#039;Passwords cannot be empty.&#039; ),
				array( &#039;status&#039; =&gt; 400 )
			);
		}

		if ( str_contains( $password, &#039;\\&#039; ) ) {
			return new WP_Error(
				&#039;rest_user_invalid_password&#039;,
				sprintf(
					/* translators: %s: The &#039;\&#039; character. */
					__( &#039;Passwords cannot contain the &quot;%s&quot; character.&#039; ),
					&#039;\\&#039;
				),
				array( &#039;status&#039; =&gt; 400 )
			);
		}

		return $password;
	}

	/**
	 * Retrieves the user&#039;s schema, conforming to JSON Schema.
	 *
	 * @since 4.7.0
	 *
	 * @return array Item schema data.
	 */
	public function get_item_schema() {
		if ( $this-&gt;schema ) {
			return $this-&gt;add_additional_fields_schema( $this-&gt;schema );
		}

		$schema = array(
			&#039;$schema&#039;    =&gt; &#039;http://json-schema.org/draft-04/schema#&#039;,
			&#039;title&#039;      =&gt; &#039;user&#039;,
			&#039;type&#039;       =&gt; &#039;object&#039;,
			&#039;properties&#039; =&gt; array(
				&#039;id&#039;                 =&gt; array(
					&#039;description&#039; =&gt; __( &#039;Unique identifier for the user.&#039; ),
					&#039;type&#039;        =&gt; &#039;integer&#039;,
					&#039;context&#039;     =&gt; array( &#039;embed&#039;, &#039;view&#039;, &#039;edit&#039; ),
					&#039;readonly&#039;    =&gt; true,
				),
				&#039;username&#039;           =&gt; array(
					&#039;description&#039; =&gt; __( &#039;Login name for the user.&#039; ),
					&#039;type&#039;        =&gt; &#039;string&#039;,
					&#039;context&#039;     =&gt; array( &#039;edit&#039; ),
					&#039;required&#039;    =&gt; true,
					&#039;arg_options&#039; =&gt; array(
						&#039;sanitize_callback&#039; =&gt; array( $this, &#039;check_username&#039; ),
					),
				),
				&#039;name&#039;               =&gt; array(
					&#039;description&#039; =&gt; __( &#039;Display name for the user.&#039; ),
					&#039;type&#039;        =&gt; &#039;string&#039;,
					&#039;context&#039;     =&gt; array( &#039;embed&#039;, &#039;view&#039;, &#039;edit&#039; ),
					&#039;arg_options&#039; =&gt; array(
						&#039;sanitize_callback&#039; =&gt; &#039;sanitize_text_field&#039;,
					),
				),
				&#039;first_name&#039;         =&gt; array(
					&#039;description&#039; =&gt; __( &#039;First name for the user.&#039; ),
					&#039;type&#039;        =&gt; &#039;string&#039;,
					&#039;context&#039;     =&gt; array( &#039;edit&#039; ),
					&#039;arg_options&#039; =&gt; array(
						&#039;sanitize_callback&#039; =&gt; &#039;sanitize_text_field&#039;,
					),
				),
				&#039;last_name&#039;          =&gt; array(
					&#039;description&#039; =&gt; __( &#039;Last name for the user.&#039; ),
					&#039;type&#039;        =&gt; &#039;string&#039;,
					&#039;context&#039;     =&gt; array( &#039;edit&#039; ),
					&#039;arg_options&#039; =&gt; array(
						&#039;sanitize_callback&#039; =&gt; &#039;sanitize_text_field&#039;,
					),
				),
				&#039;email&#039;              =&gt; array(
					&#039;description&#039; =&gt; __( &#039;The email address for the user.&#039; ),
					&#039;type&#039;        =&gt; &#039;string&#039;,
					&#039;format&#039;      =&gt; &#039;email&#039;,
					&#039;context&#039;     =&gt; array( &#039;edit&#039; ),
					&#039;required&#039;    =&gt; true,
				),
				&#039;url&#039;                =&gt; array(
					&#039;description&#039; =&gt; __( &#039;URL of the user.&#039; ),
					&#039;type&#039;        =&gt; &#039;string&#039;,
					&#039;format&#039;      =&gt; &#039;uri&#039;,
					&#039;context&#039;     =&gt; array( &#039;embed&#039;, &#039;view&#039;, &#039;edit&#039; ),
				),
				&#039;description&#039;        =&gt; array(
					&#039;description&#039; =&gt; __( &#039;Description of the user.&#039; ),
					&#039;type&#039;        =&gt; &#039;string&#039;,
					&#039;context&#039;     =&gt; array( &#039;embed&#039;, &#039;view&#039;, &#039;edit&#039; ),
				),
				&#039;link&#039;               =&gt; array(
					&#039;description&#039; =&gt; __( &#039;Author URL of the user.&#039; ),
					&#039;type&#039;        =&gt; &#039;string&#039;,
					&#039;format&#039;      =&gt; &#039;uri&#039;,
					&#039;context&#039;     =&gt; array( &#039;embed&#039;, &#039;view&#039;, &#039;edit&#039; ),
					&#039;readonly&#039;    =&gt; true,
				),
				&#039;locale&#039;             =&gt; array(
					&#039;description&#039; =&gt; __( &#039;Locale for the user.&#039; ),
					&#039;type&#039;        =&gt; &#039;string&#039;,
					&#039;enum&#039;        =&gt; array_merge( array( &#039;&#039;, &#039;en_US&#039; ), get_available_languages() ),
					&#039;context&#039;     =&gt; array( &#039;edit&#039; ),
				),
				&#039;nickname&#039;           =&gt; array(
					&#039;description&#039; =&gt; __( &#039;The nickname for the user.&#039; ),
					&#039;type&#039;        =&gt; &#039;string&#039;,
					&#039;context&#039;     =&gt; array( &#039;edit&#039; ),
					&#039;arg_options&#039; =&gt; array(
						&#039;sanitize_callback&#039; =&gt; &#039;sanitize_text_field&#039;,
					),
				),
				&#039;slug&#039;               =&gt; array(
					&#039;description&#039; =&gt; __( &#039;An alphanumeric identifier for the user.&#039; ),
					&#039;type&#039;        =&gt; &#039;string&#039;,
					&#039;context&#039;     =&gt; array( &#039;embed&#039;, &#039;view&#039;, &#039;edit&#039; ),
					&#039;arg_options&#039; =&gt; array(
						&#039;sanitize_callback&#039; =&gt; array( $this, &#039;sanitize_slug&#039; ),
					),
				),
				&#039;registered_date&#039;    =&gt; array(
					&#039;description&#039; =&gt; __( &#039;Registration date for the user.&#039; ),
					&#039;type&#039;        =&gt; &#039;string&#039;,
					&#039;format&#039;      =&gt; &#039;date-time&#039;,
					&#039;context&#039;     =&gt; array( &#039;edit&#039; ),
					&#039;readonly&#039;    =&gt; true,
				),
				&#039;roles&#039;              =&gt; array(
					&#039;description&#039; =&gt; __( &#039;Roles assigned to the user.&#039; ),
					&#039;type&#039;        =&gt; &#039;array&#039;,
					&#039;items&#039;       =&gt; array(
						&#039;type&#039; =&gt; &#039;string&#039;,
					),
					&#039;context&#039;     =&gt; array( &#039;edit&#039; ),
				),
				&#039;password&#039;           =&gt; array(
					&#039;description&#039; =&gt; __( &#039;Password for the user (never included).&#039; ),
					&#039;type&#039;        =&gt; &#039;string&#039;,
					&#039;context&#039;     =&gt; array(), // Password is never displayed.
					&#039;required&#039;    =&gt; true,
					&#039;arg_options&#039; =&gt; array(
						&#039;sanitize_callback&#039; =&gt; array( $this, &#039;check_user_password&#039; ),
					),
				),
				&#039;capabilities&#039;       =&gt; array(
					&#039;description&#039; =&gt; __( &#039;All capabilities assigned to the user.&#039; ),
					&#039;type&#039;        =&gt; &#039;object&#039;,
					&#039;context&#039;     =&gt; array( &#039;edit&#039; ),
					&#039;readonly&#039;    =&gt; true,
				),
				&#039;extra_capabilities&#039; =&gt; array(
					&#039;description&#039; =&gt; __( &#039;Any extra capabilities assigned to the user.&#039; ),
					&#039;type&#039;        =&gt; &#039;object&#039;,
					&#039;context&#039;     =&gt; array( &#039;edit&#039; ),
					&#039;readonly&#039;    =&gt; true,
				),
			),
		);

		if ( get_option( &#039;show_avatars&#039; ) ) {
			$avatar_properties = array();

			$avatar_sizes = rest_get_avatar_sizes();

			foreach ( $avatar_sizes as $size ) {
				$avatar_properties[ $size ] = array(
					/* translators: %d: Avatar image size in pixels. */
					&#039;description&#039; =&gt; sprintf( __( &#039;Avatar URL with image size of %d pixels.&#039; ), $size ),
					&#039;type&#039;        =&gt; &#039;string&#039;,
					&#039;format&#039;      =&gt; &#039;uri&#039;,
					&#039;context&#039;     =&gt; array( &#039;embed&#039;, &#039;view&#039;, &#039;edit&#039; ),
				);
			}

			$schema[&#039;properties&#039;][&#039;avatar_urls&#039;] = array(
				&#039;description&#039; =&gt; __( &#039;Avatar URLs for the user.&#039; ),
				&#039;type&#039;        =&gt; &#039;object&#039;,
				&#039;context&#039;     =&gt; array( &#039;embed&#039;, &#039;view&#039;, &#039;edit&#039; ),
				&#039;readonly&#039;    =&gt; true,
				&#039;properties&#039;  =&gt; $avatar_properties,
			);
		}

		$schema[&#039;properties&#039;][&#039;meta&#039;] = $this-&gt;meta-&gt;get_field_schema();

		$this-&gt;schema = $schema;

		return $this-&gt;add_additional_fields_schema( $this-&gt;schema );
	}

	/**
	 * Retrieves the query params for collections.
	 *
	 * @since 4.7.0
	 *
	 * @return array Collection parameters.
	 */
	public function get_collection_params() {
		$query_params = parent::get_collection_params();

		$query_params[&#039;context&#039;][&#039;default&#039;] = &#039;view&#039;;

		$query_params[&#039;exclude&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;Ensure result set excludes specific IDs.&#039; ),
			&#039;type&#039;        =&gt; &#039;array&#039;,
			&#039;items&#039;       =&gt; array(
				&#039;type&#039; =&gt; &#039;integer&#039;,
			),
			&#039;default&#039;     =&gt; array(),
		);

		$query_params[&#039;include&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;Limit result set to specific IDs.&#039; ),
			&#039;type&#039;        =&gt; &#039;array&#039;,
			&#039;items&#039;       =&gt; array(
				&#039;type&#039; =&gt; &#039;integer&#039;,
			),
			&#039;default&#039;     =&gt; array(),
		);

		$query_params[&#039;offset&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;Offset the result set by a specific number of items.&#039; ),
			&#039;type&#039;        =&gt; &#039;integer&#039;,
		);

		$query_params[&#039;order&#039;] = array(
			&#039;default&#039;     =&gt; &#039;asc&#039;,
			&#039;description&#039; =&gt; __( &#039;Order sort attribute ascending or descending.&#039; ),
			&#039;enum&#039;        =&gt; array( &#039;asc&#039;, &#039;desc&#039; ),
			&#039;type&#039;        =&gt; &#039;string&#039;,
		);

		$query_params[&#039;orderby&#039;] = array(
			&#039;default&#039;     =&gt; &#039;name&#039;,
			&#039;description&#039; =&gt; __( &#039;Sort collection by user attribute.&#039; ),
			&#039;enum&#039;        =&gt; array(
				&#039;id&#039;,
				&#039;include&#039;,
				&#039;name&#039;,
				&#039;registered_date&#039;,
				&#039;slug&#039;,
				&#039;include_slugs&#039;,
				&#039;email&#039;,
				&#039;url&#039;,
			),
			&#039;type&#039;        =&gt; &#039;string&#039;,
		);

		$query_params[&#039;slug&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;Limit result set to users with one or more specific slugs.&#039; ),
			&#039;type&#039;        =&gt; &#039;array&#039;,
			&#039;items&#039;       =&gt; array(
				&#039;type&#039; =&gt; &#039;string&#039;,
			),
		);

		$query_params[&#039;roles&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;Limit result set to users matching at least one specific role provided. Accepts csv list or single role.&#039; ),
			&#039;type&#039;        =&gt; &#039;array&#039;,
			&#039;items&#039;       =&gt; array(
				&#039;type&#039; =&gt; &#039;string&#039;,
			),
		);

		$query_params[&#039;capabilities&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;Limit result set to users matching at least one specific capability provided. Accepts csv list or single capability.&#039; ),
			&#039;type&#039;        =&gt; &#039;array&#039;,
			&#039;items&#039;       =&gt; array(
				&#039;type&#039; =&gt; &#039;string&#039;,
			),
		);

		$query_params[&#039;who&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;Limit result set to users who are considered authors.&#039; ),
			&#039;type&#039;        =&gt; &#039;string&#039;,
			&#039;enum&#039;        =&gt; array(
				&#039;authors&#039;,
			),
		);

		$query_params[&#039;has_published_posts&#039;] = array(
			&#039;description&#039; =&gt; __( &#039;Limit result set to users who have published posts.&#039; ),
			&#039;type&#039;        =&gt; array( &#039;boolean&#039;, &#039;array&#039; ),
			&#039;items&#039;       =&gt; array(
				&#039;type&#039; =&gt; &#039;string&#039;,
				&#039;enum&#039; =&gt; get_post_types( array( &#039;show_in_rest&#039; =&gt; true ), &#039;names&#039; ),
			),
		);

		$query_params[&#039;search_columns&#039;] = array(
			&#039;default&#039;     =&gt; array(),
			&#039;description&#039; =&gt; __( &#039;Array of column names to be searched.&#039; ),
			&#039;type&#039;        =&gt; &#039;array&#039;,
			&#039;items&#039;       =&gt; array(
				&#039;enum&#039; =&gt; array( &#039;email&#039;, &#039;name&#039;, &#039;id&#039;, &#039;username&#039;, &#039;slug&#039; ),
				&#039;type&#039; =&gt; &#039;string&#039;,
			),
		);

		/**
		 * Filters REST API collection parameters for the users controller.
		 *
		 * This filter registers the collection parameter, but does not map the
		 * collection parameter to an internal WP_User_Query parameter.  Use the
		 * `rest_user_query` filter to set WP_User_Query arguments.
		 *
		 * @since 4.7.0
		 *
		 * @param array $query_params JSON Schema-formatted collection parameters.
		 */
		return apply_filters( &#039;rest_user_collection_params&#039;, $query_params );
	}
}
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