ru-se.com

user.php (155195B)

---

 <?php
 /**
  * Core User API
  *
  * @package WordPress
  * @subpackage Users
  */
 
 /**
  * Authenticates and logs a user in with 'remember' capability.
  *
  * The credentials is an array that has 'user_login', 'user_password', and
  * 'remember' indices. If the credentials is not given, then the log in form
  * will be assumed and used if set.
  *
  * The various authentication cookies will be set by this function and will be
  * set for a longer period depending on if the 'remember' credential is set to
  * true.
  *
  * Note: wp_signon() doesn't handle setting the current user. This means that if the
  * function is called before the {@see 'init'} hook is fired, is_user_logged_in() will
  * evaluate as false until that point. If is_user_logged_in() is needed in conjunction
  * with wp_signon(), wp_set_current_user() should be called explicitly.
  *
  * @since 2.5.0
  *
  * @global string $auth_secure_cookie
  *
  * @param array       $credentials   Optional. User info in order to sign on.
  * @param string|bool $secure_cookie Optional. Whether to use secure cookie.
  * @return WP_User|WP_Error WP_User on success, WP_Error on failure.
  */
 function wp_signon( $credentials = array(), $secure_cookie = '' ) {
 	if ( empty( $credentials ) ) {
 		$credentials = array(); // Back-compat for plugins passing an empty string.
 
 		if ( ! empty( $_POST['log'] ) ) {
 			$credentials['user_login'] = wp_unslash( $_POST['log'] );
 		}
 		if ( ! empty( $_POST['pwd'] ) ) {
 			$credentials['user_password'] = $_POST['pwd'];
 		}
 		if ( ! empty( $_POST['rememberme'] ) ) {
 			$credentials['remember'] = $_POST['rememberme'];
 		}
 	}
 
 	if ( ! empty( $credentials['remember'] ) ) {
 		$credentials['remember'] = true;
 	} else {
 		$credentials['remember'] = false;
 	}
 
 	/**
 	 * Fires before the user is authenticated.
 	 *
 	 * The variables passed to the callbacks are passed by reference,
 	 * and can be modified by callback functions.
 	 *
 	 * @since 1.5.1
 	 *
 	 * @todo Decide whether to deprecate the wp_authenticate action.
 	 *
 	 * @param string $user_login    Username (passed by reference).
 	 * @param string $user_password User password (passed by reference).
 	 */
 	do_action_ref_array( 'wp_authenticate', array( &$credentials['user_login'], &$credentials['user_password'] ) );
 
 	if ( '' === $secure_cookie ) {
 		$secure_cookie = is_ssl();
 	}
 
 	/**
 	 * Filters whether to use a secure sign-on cookie.
 	 *
 	 * @since 3.1.0
 	 *
 	 * @param bool  $secure_cookie Whether to use a secure sign-on cookie.
 	 * @param array $credentials {
 	 *     Array of entered sign-on data.
 	 *
 	 *     @type string $user_login    Username.
 	 *     @type string $user_password Password entered.
 	 *     @type bool   $remember      Whether to 'remember' the user. Increases the time
 	 *                                 that the cookie will be kept. Default false.
 	 * }
 	 */
 	$secure_cookie = apply_filters( 'secure_signon_cookie', $secure_cookie, $credentials );
 
 	global $auth_secure_cookie; // XXX ugly hack to pass this to wp_authenticate_cookie().
 	$auth_secure_cookie = $secure_cookie;
 
 	add_filter( 'authenticate', 'wp_authenticate_cookie', 30, 3 );
 
 	$user = wp_authenticate( $credentials['user_login'], $credentials['user_password'] );
 
 	if ( is_wp_error( $user ) ) {
 		return $user;
 	}
 
 	wp_set_auth_cookie( $user->ID, $credentials['remember'], $secure_cookie );
 	/**
 	 * Fires after the user has successfully logged in.
 	 *
 	 * @since 1.5.0
 	 *
 	 * @param string  $user_login Username.
 	 * @param WP_User $user       WP_User object of the logged-in user.
 	 */
 	do_action( 'wp_login', $user->user_login, $user );
 	return $user;
 }
 
 /**
  * Authenticate a user, confirming the username and password are valid.
  *
  * @since 2.8.0
  *
  * @param WP_User|WP_Error|null $user     WP_User or WP_Error object from a previous callback. Default null.
  * @param string                $username Username for authentication.
  * @param string                $password Password for authentication.
  * @return WP_User|WP_Error WP_User on success, WP_Error on failure.
  */
 function wp_authenticate_username_password( $user, $username, $password ) {
 	if ( $user instanceof WP_User ) {
 		return $user;
 	}
 
 	if ( empty( $username ) || empty( $password ) ) {
 		if ( is_wp_error( $user ) ) {
 			return $user;
 		}
 
 		$error = new WP_Error();
 
 		if ( empty( $username ) ) {
 			$error->add( 'empty_username', __( '<strong>Error</strong>: The username field is empty.' ) );
 		}
 
 		if ( empty( $password ) ) {
 			$error->add( 'empty_password', __( '<strong>Error</strong>: The password field is empty.' ) );
 		}
 
 		return $error;
 	}
 
 	$user = get_user_by( 'login', $username );
 
 	if ( ! $user ) {
 		return new WP_Error(
 			'invalid_username',
 			sprintf(
 				/* translators: %s: User name. */
 				__( '<strong>Error</strong>: The username <strong>%s</strong> is not registered on this site. If you are unsure of your username, try your email address instead.' ),
 				$username
 			)
 		);
 	}
 
 	/**
 	 * Filters whether the given user can be authenticated with the provided $password.
 	 *
 	 * @since 2.5.0
 	 *
 	 * @param WP_User|WP_Error $user     WP_User or WP_Error object if a previous
 	 *                                   callback failed authentication.
 	 * @param string           $password Password to check against the user.
 	 */
 	$user = apply_filters( 'wp_authenticate_user', $user, $password );
 	if ( is_wp_error( $user ) ) {
 		return $user;
 	}
 
 	if ( ! wp_check_password( $password, $user->user_pass, $user->ID ) ) {
 		return new WP_Error(
 			'incorrect_password',
 			sprintf(
 				/* translators: %s: User name. */
 				__( '<strong>Error</strong>: The password you entered for the username %s is incorrect.' ),
 				'<strong>' . $username . '</strong>'
 			) .
 			' <a href="' . wp_lostpassword_url() . '">' .
 			__( 'Lost your password?' ) .
 			'</a>'
 		);
 	}
 
 	return $user;
 }
 
 /**
  * Authenticates a user using the email and password.
  *
  * @since 4.5.0
  *
  * @param WP_User|WP_Error|null $user     WP_User or WP_Error object if a previous
  *                                        callback failed authentication.
  * @param string                $email    Email address for authentication.
  * @param string                $password Password for authentication.
  * @return WP_User|WP_Error WP_User on success, WP_Error on failure.
  */
 function wp_authenticate_email_password( $user, $email, $password ) {
 	if ( $user instanceof WP_User ) {
 		return $user;
 	}
 
 	if ( empty( $email ) || empty( $password ) ) {
 		if ( is_wp_error( $user ) ) {
 			return $user;
 		}
 
 		$error = new WP_Error();
 
 		if ( empty( $email ) ) {
 			// Uses 'empty_username' for back-compat with wp_signon().
 			$error->add( 'empty_username', __( '<strong>Error</strong>: The email field is empty.' ) );
 		}
 
 		if ( empty( $password ) ) {
 			$error->add( 'empty_password', __( '<strong>Error</strong>: The password field is empty.' ) );
 		}
 
 		return $error;
 	}
 
 	if ( ! is_email( $email ) ) {
 		return $user;
 	}
 
 	$user = get_user_by( 'email', $email );
 
 	if ( ! $user ) {
 		return new WP_Error(
 			'invalid_email',
 			__( 'Unknown email address. Check again or try your username.' )
 		);
 	}
 
 	/** This filter is documented in wp-includes/user.php */
 	$user = apply_filters( 'wp_authenticate_user', $user, $password );
 
 	if ( is_wp_error( $user ) ) {
 		return $user;
 	}
 
 	if ( ! wp_check_password( $password, $user->user_pass, $user->ID ) ) {
 		return new WP_Error(
 			'incorrect_password',
 			sprintf(
 				/* translators: %s: Email address. */
 				__( '<strong>Error</strong>: The password you entered for the email address %s is incorrect.' ),
 				'<strong>' . $email . '</strong>'
 			) .
 			' <a href="' . wp_lostpassword_url() . '">' .
 			__( 'Lost your password?' ) .
 			'</a>'
 		);
 	}
 
 	return $user;
 }
 
 /**
  * Authenticate the user using the WordPress auth cookie.
  *
  * @since 2.8.0
  *
  * @global string $auth_secure_cookie
  *
  * @param WP_User|WP_Error|null $user     WP_User or WP_Error object from a previous callback. Default null.
  * @param string                $username Username. If not empty, cancels the cookie authentication.
  * @param string                $password Password. If not empty, cancels the cookie authentication.
  * @return WP_User|WP_Error WP_User on success, WP_Error on failure.
  */
 function wp_authenticate_cookie( $user, $username, $password ) {
 	if ( $user instanceof WP_User ) {
 		return $user;
 	}
 
 	if ( empty( $username ) && empty( $password ) ) {
 		$user_id = wp_validate_auth_cookie();
 		if ( $user_id ) {
 			return new WP_User( $user_id );
 		}
 
 		global $auth_secure_cookie;
 
 		if ( $auth_secure_cookie ) {
 			$auth_cookie = SECURE_AUTH_COOKIE;
 		} else {
 			$auth_cookie = AUTH_COOKIE;
 		}
 
 		if ( ! empty( $_COOKIE[ $auth_cookie ] ) ) {
 			return new WP_Error( 'expired_session', __( 'Please log in again.' ) );
 		}
 
 		// If the cookie is not set, be silent.
 	}
 
 	return $user;
 }
 
 /**
  * Authenticates the user using an application password.
  *
  * @since 5.6.0
  *
  * @param WP_User|WP_Error|null $input_user WP_User or WP_Error object if a previous
  *                                          callback failed authentication.
  * @param string                $username   Username for authentication.
  * @param string                $password   Password for authentication.
  * @return WP_User|WP_Error|null WP_User on success, WP_Error on failure, null if
  *                               null is passed in and this isn't an API request.
  */
 function wp_authenticate_application_password( $input_user, $username, $password ) {
 	if ( $input_user instanceof WP_User ) {
 		return $input_user;
 	}
 
 	if ( ! WP_Application_Passwords::is_in_use() ) {
 		return $input_user;
 	}
 
 	$is_api_request = ( ( defined( 'XMLRPC_REQUEST' ) && XMLRPC_REQUEST ) || ( defined( 'REST_REQUEST' ) && REST_REQUEST ) );
 
 	/**
 	 * Filters whether this is an API request that Application Passwords can be used on.
 	 *
 	 * By default, Application Passwords is available for the REST API and XML-RPC.
 	 *
 	 * @since 5.6.0
 	 *
 	 * @param bool $is_api_request If this is an acceptable API request.
 	 */
 	$is_api_request = apply_filters( 'application_password_is_api_request', $is_api_request );
 
 	if ( ! $is_api_request ) {
 		return $input_user;
 	}
 
 	$error = null;
 	$user  = get_user_by( 'login', $username );
 
 	if ( ! $user && is_email( $username ) ) {
 		$user = get_user_by( 'email', $username );
 	}
 
 	// If the login name is invalid, short circuit.
 	if ( ! $user ) {
 		if ( is_email( $username ) ) {
 			$error = new WP_Error(
 				'invalid_email',
 				__( '<strong>Error</strong>: Unknown email address. Check again or try your username.' )
 			);
 		} else {
 			$error = new WP_Error(
 				'invalid_username',
 				__( '<strong>Error</strong>: Unknown username. Check again or try your email address.' )
 			);
 		}
 	} elseif ( ! wp_is_application_passwords_available() ) {
 		$error = new WP_Error(
 			'application_passwords_disabled',
 			__( 'Application passwords are not available.' )
 		);
 	} elseif ( ! wp_is_application_passwords_available_for_user( $user ) ) {
 		$error = new WP_Error(
 			'application_passwords_disabled_for_user',
 			__( 'Application passwords are not available for your account. Please contact the site administrator for assistance.' )
 		);
 	}
 
 	if ( $error ) {
 		/**
 		 * Fires when an application password failed to authenticate the user.
 		 *
 		 * @since 5.6.0
 		 *
 		 * @param WP_Error $error The authentication error.
 		 */
 		do_action( 'application_password_failed_authentication', $error );
 
 		return $error;
 	}
 
 	/*
 	 * Strip out anything non-alphanumeric. This is so passwords can be used with
 	 * or without spaces to indicate the groupings for readability.
 	 *
 	 * Generated application passwords are exclusively alphanumeric.
 	 */
 	$password = preg_replace( '/[^a-z\d]/i', '', $password );
 
 	$hashed_passwords = WP_Application_Passwords::get_user_application_passwords( $user->ID );
 
 	foreach ( $hashed_passwords as $key => $item ) {
 		if ( ! wp_check_password( $password, $item['password'], $user->ID ) ) {
 			continue;
 		}
 
 		$error = new WP_Error();
 
 		/**
 		 * Fires when an application password has been successfully checked as valid.
 		 *
 		 * This allows for plugins to add additional constraints to prevent an application password from being used.
 		 *
 		 * @since 5.6.0
 		 *
 		 * @param WP_Error $error    The error object.
 		 * @param WP_User  $user     The user authenticating.
 		 * @param array    $item     The details about the application password.
 		 * @param string   $password The raw supplied password.
 		 */
 		do_action( 'wp_authenticate_application_password_errors', $error, $user, $item, $password );
 
 		if ( is_wp_error( $error ) && $error->has_errors() ) {
 			/** This action is documented in wp-includes/user.php */
 			do_action( 'application_password_failed_authentication', $error );
 
 			return $error;
 		}
 
 		WP_Application_Passwords::record_application_password_usage( $user->ID, $item['uuid'] );
 
 		/**
 		 * Fires after an application password was used for authentication.
 		 *
 		 * @since 5.6.0
 		 *
 		 * @param WP_User $user The user who was authenticated.
 		 * @param array   $item The application password used.
 		 */
 		do_action( 'application_password_did_authenticate', $user, $item );
 
 		return $user;
 	}
 
 	$error = new WP_Error(
 		'incorrect_password',
 		__( 'The provided password is an invalid application password.' )
 	);
 
 	/** This action is documented in wp-includes/user.php */
 	do_action( 'application_password_failed_authentication', $error );
 
 	return $error;
 }
 
 /**
  * Validates the application password credentials passed via Basic Authentication.
  *
  * @since 5.6.0
  *
  * @param int|false $input_user User ID if one has been determined, false otherwise.
  * @return int|false The authenticated user ID if successful, false otherwise.
  */
 function wp_validate_application_password( $input_user ) {
 	// Don't authenticate twice.
 	if ( ! empty( $input_user ) ) {
 		return $input_user;
 	}
 
 	if ( ! wp_is_application_passwords_available() ) {
 		return $input_user;
 	}
 
 	// Both $_SERVER['PHP_AUTH_USER'] and $_SERVER['PHP_AUTH_PW'] must be set in order to attempt authentication.
 	if ( ! isset( $_SERVER['PHP_AUTH_USER'], $_SERVER['PHP_AUTH_PW'] ) ) {
 		return $input_user;
 	}
 
 	$authenticated = wp_authenticate_application_password( null, $_SERVER['PHP_AUTH_USER'], $_SERVER['PHP_AUTH_PW'] );
 
 	if ( $authenticated instanceof WP_User ) {
 		return $authenticated->ID;
 	}
 
 	// If it wasn't a user what got returned, just pass on what we had received originally.
 	return $input_user;
 }
 
 /**
  * For Multisite blogs, check if the authenticated user has been marked as a
  * spammer, or if the user's primary blog has been marked as spam.
  *
  * @since 3.7.0
  *
  * @param WP_User|WP_Error|null $user WP_User or WP_Error object from a previous callback. Default null.
  * @return WP_User|WP_Error WP_User on success, WP_Error if the user is considered a spammer.
  */
 function wp_authenticate_spam_check( $user ) {
 	if ( $user instanceof WP_User && is_multisite() ) {
 		/**
 		 * Filters whether the user has been marked as a spammer.
 		 *
 		 * @since 3.7.0
 		 *
 		 * @param bool    $spammed Whether the user is considered a spammer.
 		 * @param WP_User $user    User to check against.
 		 */
 		$spammed = apply_filters( 'check_is_user_spammed', is_user_spammy( $user ), $user );
 
 		if ( $spammed ) {
 			return new WP_Error( 'spammer_account', __( '<strong>Error</strong>: Your account has been marked as a spammer.' ) );
 		}
 	}
 	return $user;
 }
 
 /**
  * Validates the logged-in cookie.
  *
  * Checks the logged-in cookie if the previous auth cookie could not be
  * validated and parsed.
  *
  * This is a callback for the {@see 'determine_current_user'} filter, rather than API.
  *
  * @since 3.9.0
  *
  * @param int|false $user_id The user ID (or false) as received from
  *                           the `determine_current_user` filter.
  * @return int|false User ID if validated, false otherwise. If a user ID from
  *                   an earlier filter callback is received, that value is returned.
  */
 function wp_validate_logged_in_cookie( $user_id ) {
 	if ( $user_id ) {
 		return $user_id;
 	}
 
 	if ( is_blog_admin() || is_network_admin() || empty( $_COOKIE[ LOGGED_IN_COOKIE ] ) ) {
 		return false;
 	}
 
 	return wp_validate_auth_cookie( $_COOKIE[ LOGGED_IN_COOKIE ], 'logged_in' );
 }
 
 /**
  * Number of posts user has written.
  *
  * @since 3.0.0
  * @since 4.1.0 Added `$post_type` argument.
  * @since 4.3.0 Added `$public_only` argument. Added the ability to pass an array
  *              of post types to `$post_type`.
  *
  * @global wpdb $wpdb WordPress database abstraction object.
  *
  * @param int          $userid      User ID.
  * @param array|string $post_type   Optional. Single post type or array of post types to count the number of posts for. Default 'post'.
  * @param bool         $public_only Optional. Whether to only return counts for public posts. Default false.
  * @return string Number of posts the user has written in this post type.
  */
 function count_user_posts( $userid, $post_type = 'post', $public_only = false ) {
 	global $wpdb;
 
 	$where = get_posts_by_author_sql( $post_type, true, $userid, $public_only );
 
 	$count = $wpdb->get_var( "SELECT COUNT(*) FROM $wpdb->posts $where" );
 
 	/**
 	 * Filters the number of posts a user has written.
 	 *
 	 * @since 2.7.0
 	 * @since 4.1.0 Added `$post_type` argument.
 	 * @since 4.3.1 Added `$public_only` argument.
 	 *
 	 * @param int          $count       The user's post count.
 	 * @param int          $userid      User ID.
 	 * @param string|array $post_type   Single post type or array of post types to count the number of posts for.
 	 * @param bool         $public_only Whether to limit counted posts to public posts.
 	 */
 	return apply_filters( 'get_usernumposts', $count, $userid, $post_type, $public_only );
 }
 
 /**
  * Number of posts written by a list of users.
  *
  * @since 3.0.0
  *
  * @global wpdb $wpdb WordPress database abstraction object.
  *
  * @param int[]           $users       Array of user IDs.
  * @param string|string[] $post_type   Optional. Single post type or array of post types to check. Defaults to 'post'.
  * @param bool            $public_only Optional. Only return counts for public posts.  Defaults to false.
  * @return string[] Amount of posts each user has written, as strings, keyed by user ID.
  */
 function count_many_users_posts( $users, $post_type = 'post', $public_only = false ) {
 	global $wpdb;
 
 	$count = array();
 	if ( empty( $users ) || ! is_array( $users ) ) {
 		return $count;
 	}
 
 	$userlist = implode( ',', array_map( 'absint', $users ) );
 	$where    = get_posts_by_author_sql( $post_type, true, null, $public_only );
 
 	$result = $wpdb->get_results( "SELECT post_author, COUNT(*) FROM $wpdb->posts $where AND post_author IN ($userlist) GROUP BY post_author", ARRAY_N );
 	foreach ( $result as $row ) {
 		$count[ $row[0] ] = $row[1];
 	}
 
 	foreach ( $users as $id ) {
 		if ( ! isset( $count[ $id ] ) ) {
 			$count[ $id ] = 0;
 		}
 	}
 
 	return $count;
 }
 
 //
 // User option functions.
 //
 
 /**
  * Get the current user's ID
  *
  * @since MU (3.0.0)
  *
  * @return int The current user's ID, or 0 if no user is logged in.
  */
 function get_current_user_id() {
 	if ( ! function_exists( 'wp_get_current_user' ) ) {
 		return 0;
 	}
 	$user = wp_get_current_user();
 	return ( isset( $user->ID ) ? (int) $user->ID : 0 );
 }
 
 /**
  * Retrieve user option that can be either per Site or per Network.
  *
  * If the user ID is not given, then the current user will be used instead. If
  * the user ID is given, then the user data will be retrieved. The filter for
  * the result, will also pass the original option name and finally the user data
  * object as the third parameter.
  *
  * The option will first check for the per site name and then the per Network name.
  *
  * @since 2.0.0
  *
  * @global wpdb $wpdb WordPress database abstraction object.
  *
  * @param string $option     User option name.
  * @param int    $user       Optional. User ID.
  * @param string $deprecated Use get_option() to check for an option in the options table.
  * @return mixed User option value on success, false on failure.
  */
 function get_user_option( $option, $user = 0, $deprecated = '' ) {
 	global $wpdb;
 
 	if ( ! empty( $deprecated ) ) {
 		_deprecated_argument( __FUNCTION__, '3.0.0' );
 	}
 
 	if ( empty( $user ) ) {
 		$user = get_current_user_id();
 	}
 
 	$user = get_userdata( $user );
 	if ( ! $user ) {
 		return false;
 	}
 
 	$prefix = $wpdb->get_blog_prefix();
 	if ( $user->has_prop( $prefix . $option ) ) { // Blog-specific.
 		$result = $user->get( $prefix . $option );
 	} elseif ( $user->has_prop( $option ) ) { // User-specific and cross-blog.
 		$result = $user->get( $option );
 	} else {
 		$result = false;
 	}
 
 	/**
 	 * Filters a specific user option value.
 	 *
 	 * The dynamic portion of the hook name, `$option`, refers to the user option name.
 	 *
 	 * @since 2.5.0
 	 *
 	 * @param mixed   $result Value for the user's option.
 	 * @param string  $option Name of the option being retrieved.
 	 * @param WP_User $user   WP_User object of the user whose option is being retrieved.
 	 */
 	return apply_filters( "get_user_option_{$option}", $result, $option, $user );
 }
 
 /**
  * Update user option with global blog capability.
  *
  * User options are just like user metadata except that they have support for
  * global blog options. If the 'global' parameter is false, which it is by default
  * it will prepend the WordPress table prefix to the option name.
  *
  * Deletes the user option if $newvalue is empty.
  *
  * @since 2.0.0
  *
  * @global wpdb $wpdb WordPress database abstraction object.
  *
  * @param int    $user_id     User ID.
  * @param string $option_name User option name.
  * @param mixed  $newvalue    User option value.
  * @param bool   $global      Optional. Whether option name is global or blog specific.
  *                            Default false (blog specific).
  * @return int|bool User meta ID if the option didn't exist, true on successful update,
  *                  false on failure.
  */
 function update_user_option( $user_id, $option_name, $newvalue, $global = false ) {
 	global $wpdb;
 
 	if ( ! $global ) {
 		$option_name = $wpdb->get_blog_prefix() . $option_name;
 	}
 
 	return update_user_meta( $user_id, $option_name, $newvalue );
 }
 
 /**
  * Delete user option with global blog capability.
  *
  * User options are just like user metadata except that they have support for
  * global blog options. If the 'global' parameter is false, which it is by default
  * it will prepend the WordPress table prefix to the option name.
  *
  * @since 3.0.0
  *
  * @global wpdb $wpdb WordPress database abstraction object.
  *
  * @param int    $user_id     User ID
  * @param string $option_name User option name.
  * @param bool   $global      Optional. Whether option name is global or blog specific.
  *                            Default false (blog specific).
  * @return bool True on success, false on failure.
  */
 function delete_user_option( $user_id, $option_name, $global = false ) {
 	global $wpdb;
 
 	if ( ! $global ) {
 		$option_name = $wpdb->get_blog_prefix() . $option_name;
 	}
 	return delete_user_meta( $user_id, $option_name );
 }
 
 /**
  * Retrieve list of users matching criteria.
  *
  * @since 3.1.0
  *
  * @see WP_User_Query
  *
  * @param array $args Optional. Arguments to retrieve users. See WP_User_Query::prepare_query()
  *                    for more information on accepted arguments.
  * @return array List of users.
  */
 function get_users( $args = array() ) {
 
 	$args                = wp_parse_args( $args );
 	$args['count_total'] = false;
 
 	$user_search = new WP_User_Query( $args );
 
 	return (array) $user_search->get_results();
 }
 
 /**
  * Get the sites a user belongs to.
  *
  * @since 3.0.0
  * @since 4.7.0 Converted to use `get_sites()`.
  *
  * @global wpdb $wpdb WordPress database abstraction object.
  *
  * @param int  $user_id User ID
  * @param bool $all     Whether to retrieve all sites, or only sites that are not
  *                      marked as deleted, archived, or spam.
  * @return object[] A list of the user's sites. An empty array if the user doesn't exist
  *                  or belongs to no sites.
  */
 function get_blogs_of_user( $user_id, $all = false ) {
 	global $wpdb;
 
 	$user_id = (int) $user_id;
 
 	// Logged out users can't have sites.
 	if ( empty( $user_id ) ) {
 		return array();
 	}
 
 	/**
 	 * Filters the list of a user's sites before it is populated.
 	 *
 	 * Returning a non-null value from the filter will effectively short circuit
 	 * get_blogs_of_user(), returning that value instead.
 	 *
 	 * @since 4.6.0
 	 *
 	 * @param null|object[] $sites   An array of site objects of which the user is a member.
 	 * @param int           $user_id User ID.
 	 * @param bool          $all     Whether the returned array should contain all sites, including
 	 *                               those marked 'deleted', 'archived', or 'spam'. Default false.
 	 */
 	$sites = apply_filters( 'pre_get_blogs_of_user', null, $user_id, $all );
 
 	if ( null !== $sites ) {
 		return $sites;
 	}
 
 	$keys = get_user_meta( $user_id );
 	if ( empty( $keys ) ) {
 		return array();
 	}
 
 	if ( ! is_multisite() ) {
 		$site_id                        = get_current_blog_id();
 		$sites                          = array( $site_id => new stdClass );
 		$sites[ $site_id ]->userblog_id = $site_id;
 		$sites[ $site_id ]->blogname    = get_option( 'blogname' );
 		$sites[ $site_id ]->domain      = '';
 		$sites[ $site_id ]->path        = '';
 		$sites[ $site_id ]->site_id     = 1;
 		$sites[ $site_id ]->siteurl     = get_option( 'siteurl' );
 		$sites[ $site_id ]->archived    = 0;
 		$sites[ $site_id ]->spam        = 0;
 		$sites[ $site_id ]->deleted     = 0;
 		return $sites;
 	}
 
 	$site_ids = array();
 
 	if ( isset( $keys[ $wpdb->base_prefix . 'capabilities' ] ) && defined( 'MULTISITE' ) ) {
 		$site_ids[] = 1;
 		unset( $keys[ $wpdb->base_prefix . 'capabilities' ] );
 	}
 
 	$keys = array_keys( $keys );
 
 	foreach ( $keys as $key ) {
 		if ( 'capabilities' !== substr( $key, -12 ) ) {
 			continue;
 		}
 		if ( $wpdb->base_prefix && 0 !== strpos( $key, $wpdb->base_prefix ) ) {
 			continue;
 		}
 		$site_id = str_replace( array( $wpdb->base_prefix, '_capabilities' ), '', $key );
 		if ( ! is_numeric( $site_id ) ) {
 			continue;
 		}
 
 		$site_ids[] = (int) $site_id;
 	}
 
 	$sites = array();
 
 	if ( ! empty( $site_ids ) ) {
 		$args = array(
 			'number'                 => '',
 			'site__in'               => $site_ids,
 			'update_site_meta_cache' => false,
 		);
 		if ( ! $all ) {
 			$args['archived'] = 0;
 			$args['spam']     = 0;
 			$args['deleted']  = 0;
 		}
 
 		$_sites = get_sites( $args );
 
 		foreach ( $_sites as $site ) {
 			$sites[ $site->id ] = (object) array(
 				'userblog_id' => $site->id,
 				'blogname'    => $site->blogname,
 				'domain'      => $site->domain,
 				'path'        => $site->path,
 				'site_id'     => $site->network_id,
 				'siteurl'     => $site->siteurl,
 				'archived'    => $site->archived,
 				'mature'      => $site->mature,
 				'spam'        => $site->spam,
 				'deleted'     => $site->deleted,
 			);
 		}
 	}
 
 	/**
 	 * Filters the list of sites a user belongs to.
 	 *
 	 * @since MU (3.0.0)
 	 *
 	 * @param object[] $sites   An array of site objects belonging to the user.
 	 * @param int      $user_id User ID.
 	 * @param bool     $all     Whether the returned sites array should contain all sites, including
 	 *                          those marked 'deleted', 'archived', or 'spam'. Default false.
 	 */
 	return apply_filters( 'get_blogs_of_user', $sites, $user_id, $all );
 }
 
 /**
  * Find out whether a user is a member of a given blog.
  *
  * @since MU (3.0.0)
  *
  * @global wpdb $wpdb WordPress database abstraction object.
  *
  * @param int $user_id Optional. The unique ID of the user. Defaults to the current user.
  * @param int $blog_id Optional. ID of the blog to check. Defaults to the current site.
  * @return bool
  */
 function is_user_member_of_blog( $user_id = 0, $blog_id = 0 ) {
 	global $wpdb;
 
 	$user_id = (int) $user_id;
 	$blog_id = (int) $blog_id;
 
 	if ( empty( $user_id ) ) {
 		$user_id = get_current_user_id();
 	}
 
 	// Technically not needed, but does save calls to get_site() and get_user_meta()
 	// in the event that the function is called when a user isn't logged in.
 	if ( empty( $user_id ) ) {
 		return false;
 	} else {
 		$user = get_userdata( $user_id );
 		if ( ! $user instanceof WP_User ) {
 			return false;
 		}
 	}
 
 	if ( ! is_multisite() ) {
 		return true;
 	}
 
 	if ( empty( $blog_id ) ) {
 		$blog_id = get_current_blog_id();
 	}
 
 	$blog = get_site( $blog_id );
 
 	if ( ! $blog || ! isset( $blog->domain ) || $blog->archived || $blog->spam || $blog->deleted ) {
 		return false;
 	}
 
 	$keys = get_user_meta( $user_id );
 	if ( empty( $keys ) ) {
 		return false;
 	}
 
 	// No underscore before capabilities in $base_capabilities_key.
 	$base_capabilities_key = $wpdb->base_prefix . 'capabilities';
 	$site_capabilities_key = $wpdb->base_prefix . $blog_id . '_capabilities';
 
 	if ( isset( $keys[ $base_capabilities_key ] ) && 1 == $blog_id ) {
 		return true;
 	}
 
 	if ( isset( $keys[ $site_capabilities_key ] ) ) {
 		return true;
 	}
 
 	return false;
 }
 
 /**
  * Adds meta data to a user.
  *
  * @since 3.0.0
  *
  * @param int    $user_id    User ID.
  * @param string $meta_key   Metadata name.
  * @param mixed  $meta_value Metadata value. Must be serializable if non-scalar.
  * @param bool   $unique     Optional. Whether the same key should not be added.
  *                           Default false.
  * @return int|false Meta ID on success, false on failure.
  */
 function add_user_meta( $user_id, $meta_key, $meta_value, $unique = false ) {
 	return add_metadata( 'user', $user_id, $meta_key, $meta_value, $unique );
 }
 
 /**
  * Remove metadata matching criteria from a user.
  *
  * You can match based on the key, or key and value. Removing based on key and
  * value, will keep from removing duplicate metadata with the same key. It also
  * allows removing all metadata matching key, if needed.
  *
  * @since 3.0.0
  *
  * @link https://developer.wordpress.org/reference/functions/delete_user_meta/
  *
  * @param int    $user_id    User ID
  * @param string $meta_key   Metadata name.
  * @param mixed  $meta_value Optional. Metadata value. If provided,
  *                           rows will only be removed that match the value.
  *                           Must be serializable if non-scalar. Default empty.
  * @return bool True on success, false on failure.
  */
 function delete_user_meta( $user_id, $meta_key, $meta_value = '' ) {
 	return delete_metadata( 'user', $user_id, $meta_key, $meta_value );
 }
 
 /**
  * Retrieve user meta field for a user.
  *
  * @since 3.0.0
  *
  * @link https://developer.wordpress.org/reference/functions/get_user_meta/
  *
  * @param int    $user_id User ID.
  * @param string $key     Optional. The meta key to retrieve. By default,
  *                        returns data for all keys.
  * @param bool   $single  Optional. Whether to return a single value.
  *                        This parameter has no effect if `$key` is not specified.
  *                        Default false.
  * @return mixed An array of values if `$single` is false.
  *               The value of meta data field if `$single` is true.
  *               False for an invalid `$user_id` (non-numeric, zero, or negative value).
  *               An empty string if a valid but non-existing user ID is passed.
  */
 function get_user_meta( $user_id, $key = '', $single = false ) {
 	return get_metadata( 'user', $user_id, $key, $single );
 }
 
 /**
  * Update user meta field based on user ID.
  *
  * Use the $prev_value parameter to differentiate between meta fields with the
  * same key and user ID.
  *
  * If the meta field for the user does not exist, it will be added.
  *
  * @since 3.0.0
  *
  * @link https://developer.wordpress.org/reference/functions/update_user_meta/
  *
  * @param int    $user_id    User ID.
  * @param string $meta_key   Metadata key.
  * @param mixed  $meta_value Metadata value. Must be serializable if non-scalar.
  * @param mixed  $prev_value Optional. Previous value to check before updating.
  *                           If specified, only update existing metadata entries with
  *                           this value. Otherwise, update all entries. Default empty.
  * @return int|bool Meta ID if the key didn't exist, true on successful update,
  *                  false on failure or if the value passed to the function
  *                  is the same as the one that is already in the database.
  */
 function update_user_meta( $user_id, $meta_key, $meta_value, $prev_value = '' ) {
 	return update_metadata( 'user', $user_id, $meta_key, $meta_value, $prev_value );
 }
 
 /**
  * Count number of users who have each of the user roles.
  *
  * Assumes there are neither duplicated nor orphaned capabilities meta_values.
  * Assumes role names are unique phrases. Same assumption made by WP_User_Query::prepare_query()
  * Using $strategy = 'time' this is CPU-intensive and should handle around 10^7 users.
  * Using $strategy = 'memory' this is memory-intensive and should handle around 10^5 users, but see WP Bug #12257.
  *
  * @since 3.0.0
  * @since 4.4.0 The number of users with no role is now included in the `none` element.
  * @since 4.9.0 The `$site_id` parameter was added to support multisite.
  *
  * @global wpdb $wpdb WordPress database abstraction object.
  *
  * @param string   $strategy Optional. The computational strategy to use when counting the users.
  *                           Accepts either 'time' or 'memory'. Default 'time'.
  * @param int|null $site_id  Optional. The site ID to count users for. Defaults to the current site.
  * @return array {
  *     User counts.
  *
  *     @type int   $total_users Total number of users on the site.
  *     @type int[] $avail_roles Array of user counts keyed by user role.
  * }
  */
 function count_users( $strategy = 'time', $site_id = null ) {
 	global $wpdb;
 
 	// Initialize.
 	if ( ! $site_id ) {
 		$site_id = get_current_blog_id();
 	}
 
 	/**
 	 * Filters the user count before queries are run.
 	 *
 	 * Return a non-null value to cause count_users() to return early.
 	 *
 	 * @since 5.1.0
 	 *
 	 * @param null|string $result   The value to return instead. Default null to continue with the query.
 	 * @param string      $strategy Optional. The computational strategy to use when counting the users.
 	 *                              Accepts either 'time' or 'memory'. Default 'time'.
 	 * @param int|null    $site_id  Optional. The site ID to count users for. Defaults to the current site.
 	 */
 	$pre = apply_filters( 'pre_count_users', null, $strategy, $site_id );
 
 	if ( null !== $pre ) {
 		return $pre;
 	}
 
 	$blog_prefix = $wpdb->get_blog_prefix( $site_id );
 	$result      = array();
 
 	if ( 'time' === $strategy ) {
 		if ( is_multisite() && get_current_blog_id() != $site_id ) {
 			switch_to_blog( $site_id );
 			$avail_roles = wp_roles()->get_names();
 			restore_current_blog();
 		} else {
 			$avail_roles = wp_roles()->get_names();
 		}
 
 		// Build a CPU-intensive query that will return concise information.
 		$select_count = array();
 		foreach ( $avail_roles as $this_role => $name ) {
 			$select_count[] = $wpdb->prepare( 'COUNT(NULLIF(`meta_value` LIKE %s, false))', '%' . $wpdb->esc_like( '"' . $this_role . '"' ) . '%' );
 		}
 		$select_count[] = "COUNT(NULLIF(`meta_value` = 'a:0:{}', false))";
 		$select_count   = implode( ', ', $select_count );
 
 		// Add the meta_value index to the selection list, then run the query.
 		$row = $wpdb->get_row(
 			"
 			SELECT {$select_count}, COUNT(*)
 			FROM {$wpdb->usermeta}
 			INNER JOIN {$wpdb->users} ON user_id = ID
 			WHERE meta_key = '{$blog_prefix}capabilities'
 		",
 			ARRAY_N
 		);
 
 		// Run the previous loop again to associate results with role names.
 		$col         = 0;
 		$role_counts = array();
 		foreach ( $avail_roles as $this_role => $name ) {
 			$count = (int) $row[ $col++ ];
 			if ( $count > 0 ) {
 				$role_counts[ $this_role ] = $count;
 			}
 		}
 
 		$role_counts['none'] = (int) $row[ $col++ ];
 
 		// Get the meta_value index from the end of the result set.
 		$total_users = (int) $row[ $col ];
 
 		$result['total_users'] = $total_users;
 		$result['avail_roles'] =& $role_counts;
 	} else {
 		$avail_roles = array(
 			'none' => 0,
 		);
 
 		$users_of_blog = $wpdb->get_col(
 			"
 			SELECT meta_value
 			FROM {$wpdb->usermeta}
 			INNER JOIN {$wpdb->users} ON user_id = ID
 			WHERE meta_key = '{$blog_prefix}capabilities'
 		"
 		);
 
 		foreach ( $users_of_blog as $caps_meta ) {
 			$b_roles = maybe_unserialize( $caps_meta );
 			if ( ! is_array( $b_roles ) ) {
 				continue;
 			}
 			if ( empty( $b_roles ) ) {
 				$avail_roles['none']++;
 			}
 			foreach ( $b_roles as $b_role => $val ) {
 				if ( isset( $avail_roles[ $b_role ] ) ) {
 					$avail_roles[ $b_role ]++;
 				} else {
 					$avail_roles[ $b_role ] = 1;
 				}
 			}
 		}
 
 		$result['total_users'] = count( $users_of_blog );
 		$result['avail_roles'] =& $avail_roles;
 	}
 
 	return $result;
 }
 
 //
 // Private helper functions.
 //
 
 /**
  * Set up global user vars.
  *
  * Used by wp_set_current_user() for back compat. Might be deprecated in the future.
  *
  * @since 2.0.4
  *
  * @global string  $user_login    The user username for logging in
  * @global WP_User $userdata      User data.
  * @global int     $user_level    The level of the user
  * @global int     $user_ID       The ID of the user
  * @global string  $user_email    The email address of the user
  * @global string  $user_url      The url in the user's profile
  * @global string  $user_identity The display name of the user
  *
  * @param int $for_user_id Optional. User ID to set up global data. Default 0.
  */
 function setup_userdata( $for_user_id = 0 ) {
 	global $user_login, $userdata, $user_level, $user_ID, $user_email, $user_url, $user_identity;
 
 	if ( ! $for_user_id ) {
 		$for_user_id = get_current_user_id();
 	}
 	$user = get_userdata( $for_user_id );
 
 	if ( ! $user ) {
 		$user_ID       = 0;
 		$user_level    = 0;
 		$userdata      = null;
 		$user_login    = '';
 		$user_email    = '';
 		$user_url      = '';
 		$user_identity = '';
 		return;
 	}
 
 	$user_ID       = (int) $user->ID;
 	$user_level    = (int) $user->user_level;
 	$userdata      = $user;
 	$user_login    = $user->user_login;
 	$user_email    = $user->user_email;
 	$user_url      = $user->user_url;
 	$user_identity = $user->display_name;
 }
 
 /**
  * Create dropdown HTML content of users.
  *
  * The content can either be displayed, which it is by default or retrieved by
  * setting the 'echo' argument. The 'include' and 'exclude' arguments do not
  * need to be used; all users will be displayed in that case. Only one can be
  * used, either 'include' or 'exclude', but not both.
  *
  * The available arguments are as follows:
  *
  * @since 2.3.0
  * @since 4.5.0 Added the 'display_name_with_login' value for 'show'.
  * @since 4.7.0 Added the `$role`, `$role__in`, and `$role__not_in` parameters.
  *
  * @param array|string $args {
  *     Optional. Array or string of arguments to generate a drop-down of users.
  *     See WP_User_Query::prepare_query() for additional available arguments.
  *
  *     @type string       $show_option_all         Text to show as the drop-down default (all).
  *                                                 Default empty.
  *     @type string       $show_option_none        Text to show as the drop-down default when no
  *                                                 users were found. Default empty.
  *     @type int|string   $option_none_value       Value to use for $show_option_non when no users
  *                                                 were found. Default -1.
  *     @type string       $hide_if_only_one_author Whether to skip generating the drop-down
  *                                                 if only one user was found. Default empty.
  *     @type string       $orderby                 Field to order found users by. Accepts user fields.
  *                                                 Default 'display_name'.
  *     @type string       $order                   Whether to order users in ascending or descending
  *                                                 order. Accepts 'ASC' (ascending) or 'DESC' (descending).
  *                                                 Default 'ASC'.
  *     @type int[]|string $include                 Array or comma-separated list of user IDs to include.
  *                                                 Default empty.
  *     @type int[]|string $exclude                 Array or comma-separated list of user IDs to exclude.
  *                                                 Default empty.
  *     @type bool|int     $multi                   Whether to skip the ID attribute on the 'select' element.
  *                                                 Accepts 1|true or 0|false. Default 0|false.
  *     @type string       $show                    User data to display. If the selected item is empty
  *                                                 then the 'user_login' will be displayed in parentheses.
  *                                                 Accepts any user field, or 'display_name_with_login' to show
  *                                                 the display name with user_login in parentheses.
  *                                                 Default 'display_name'.
  *     @type int|bool     $echo                    Whether to echo or return the drop-down. Accepts 1|true (echo)
  *                                                 or 0|false (return). Default 1|true.
  *     @type int          $selected                Which user ID should be selected. Default 0.
  *     @type bool         $include_selected        Whether to always include the selected user ID in the drop-
  *                                                 down. Default false.
  *     @type string       $name                    Name attribute of select element. Default 'user'.
  *     @type string       $id                      ID attribute of the select element. Default is the value of $name.
  *     @type string       $class                   Class attribute of the select element. Default empty.
  *     @type int          $blog_id                 ID of blog (Multisite only). Default is ID of the current blog.
  *     @type string       $who                     Which type of users to query. Accepts only an empty string or
  *                                                 'authors'. Default empty.
  *     @type string|array $role                    An array or a comma-separated list of role names that users must
  *                                                 match to be included in results. Note that this is an inclusive
  *                                                 list: users must match *each* role. Default empty.
  *     @type string[]     $role__in                An array of role names. Matched users must have at least one of
  *                                                 these roles. Default empty array.
  *     @type string[]     $role__not_in            An array of role names to exclude. Users matching one or more of
  *                                                 these roles will not be included in results. Default empty array.
  * }
  * @return string HTML dropdown list of users.
  */
 function wp_dropdown_users( $args = '' ) {
 	$defaults = array(
 		'show_option_all'         => '',
 		'show_option_none'        => '',
 		'hide_if_only_one_author' => '',
 		'orderby'                 => 'display_name',
 		'order'                   => 'ASC',
 		'include'                 => '',
 		'exclude'                 => '',
 		'multi'                   => 0,
 		'show'                    => 'display_name',
 		'echo'                    => 1,
 		'selected'                => 0,
 		'name'                    => 'user',
 		'class'                   => '',
 		'id'                      => '',
 		'blog_id'                 => get_current_blog_id(),
 		'who'                     => '',
 		'include_selected'        => false,
 		'option_none_value'       => -1,
 		'role'                    => '',
 		'role__in'                => array(),
 		'role__not_in'            => array(),
 	);
 
 	$defaults['selected'] = is_author() ? get_query_var( 'author' ) : 0;
 
 	$parsed_args = wp_parse_args( $args, $defaults );
 
 	$query_args = wp_array_slice_assoc( $parsed_args, array( 'blog_id', 'include', 'exclude', 'orderby', 'order', 'who', 'role', 'role__in', 'role__not_in' ) );
 
 	$fields = array( 'ID', 'user_login' );
 
 	$show = ! empty( $parsed_args['show'] ) ? $parsed_args['show'] : 'display_name';
 	if ( 'display_name_with_login' === $show ) {
 		$fields[] = 'display_name';
 	} else {
 		$fields[] = $show;
 	}
 
 	$query_args['fields'] = $fields;
 
 	$show_option_all   = $parsed_args['show_option_all'];
 	$show_option_none  = $parsed_args['show_option_none'];
 	$option_none_value = $parsed_args['option_none_value'];
 
 	/**
 	 * Filters the query arguments for the list of users in the dropdown.
 	 *
 	 * @since 4.4.0
 	 *
 	 * @param array $query_args  The query arguments for get_users().
 	 * @param array $parsed_args The arguments passed to wp_dropdown_users() combined with the defaults.
 	 */
 	$query_args = apply_filters( 'wp_dropdown_users_args', $query_args, $parsed_args );
 
 	$users = get_users( $query_args );
 
 	$output = '';
 	if ( ! empty( $users ) && ( empty( $parsed_args['hide_if_only_one_author'] ) || count( $users ) > 1 ) ) {
 		$name = esc_attr( $parsed_args['name'] );
 		if ( $parsed_args['multi'] && ! $parsed_args['id'] ) {
 			$id = '';
 		} else {
 			$id = $parsed_args['id'] ? " id='" . esc_attr( $parsed_args['id'] ) . "'" : " id='$name'";
 		}
 		$output = "<select name='{$name}'{$id} class='" . $parsed_args['class'] . "'>\n";
 
 		if ( $show_option_all ) {
 			$output .= "\t<option value='0'>$show_option_all</option>\n";
 		}
 
 		if ( $show_option_none ) {
 			$_selected = selected( $option_none_value, $parsed_args['selected'], false );
 			$output   .= "\t<option value='" . esc_attr( $option_none_value ) . "'$_selected>$show_option_none</option>\n";
 		}
 
 		if ( $parsed_args['include_selected'] && ( $parsed_args['selected'] > 0 ) ) {
 			$found_selected          = false;
 			$parsed_args['selected'] = (int) $parsed_args['selected'];
 
 			foreach ( (array) $users as $user ) {
 				$user->ID = (int) $user->ID;
 				if ( $user->ID === $parsed_args['selected'] ) {
 					$found_selected = true;
 				}
 			}
 
 			if ( ! $found_selected ) {
 				$selected_user = get_userdata( $parsed_args['selected'] );
 				if ( $selected_user ) {
 					$users[] = $selected_user;
 				}
 			}
 		}
 
 		foreach ( (array) $users as $user ) {
 			if ( 'display_name_with_login' === $show ) {
 				/* translators: 1: User's display name, 2: User login. */
 				$display = sprintf( _x( '%1$s (%2$s)', 'user dropdown' ), $user->display_name, $user->user_login );
 			} elseif ( ! empty( $user->$show ) ) {
 				$display = $user->$show;
 			} else {
 				$display = '(' . $user->user_login . ')';
 			}
 
 			$_selected = selected( $user->ID, $parsed_args['selected'], false );
 			$output   .= "\t<option value='$user->ID'$_selected>" . esc_html( $display ) . "</option>\n";
 		}
 
 		$output .= '</select>';
 	}
 
 	/**
 	 * Filters the wp_dropdown_users() HTML output.
 	 *
 	 * @since 2.3.0
 	 *
 	 * @param string $output HTML output generated by wp_dropdown_users().
 	 */
 	$html = apply_filters( 'wp_dropdown_users', $output );
 
 	if ( $parsed_args['echo'] ) {
 		echo $html;
 	}
 	return $html;
 }
 
 /**
  * Sanitize user field based on context.
  *
  * Possible context values are:  'raw', 'edit', 'db', 'display', 'attribute' and 'js'. The
  * 'display' context is used by default. 'attribute' and 'js' contexts are treated like 'display'
  * when calling filters.
  *
  * @since 2.3.0
  *
  * @param string $field   The user Object field name.
  * @param mixed  $value   The user Object value.
  * @param int    $user_id User ID.
  * @param string $context How to sanitize user fields. Looks for 'raw', 'edit', 'db', 'display',
  *                        'attribute' and 'js'.
  * @return mixed Sanitized value.
  */
 function sanitize_user_field( $field, $value, $user_id, $context ) {
 	$int_fields = array( 'ID' );
 	if ( in_array( $field, $int_fields, true ) ) {
 		$value = (int) $value;
 	}
 
 	if ( 'raw' === $context ) {
 		return $value;
 	}
 
 	if ( ! is_string( $value ) && ! is_numeric( $value ) ) {
 		return $value;
 	}
 
 	$prefixed = false !== strpos( $field, 'user_' );
 
 	if ( 'edit' === $context ) {
 		if ( $prefixed ) {
 
 			/** This filter is documented in wp-includes/post.php */
 			$value = apply_filters( "edit_{$field}", $value, $user_id );
 		} else {
 
 			/**
 			 * Filters a user field value in the 'edit' context.
 			 *
 			 * The dynamic portion of the hook name, `$field`, refers to the prefixed user
 			 * field being filtered, such as 'user_login', 'user_email', 'first_name', etc.
 			 *
 			 * @since 2.9.0
 			 *
 			 * @param mixed $value   Value of the prefixed user field.
 			 * @param int   $user_id User ID.
 			 */
 			$value = apply_filters( "edit_user_{$field}", $value, $user_id );
 		}
 
 		if ( 'description' === $field ) {
 			$value = esc_html( $value ); // textarea_escaped?
 		} else {
 			$value = esc_attr( $value );
 		}
 	} elseif ( 'db' === $context ) {
 		if ( $prefixed ) {
 			/** This filter is documented in wp-includes/post.php */
 			$value = apply_filters( "pre_{$field}", $value );
 		} else {
 
 			/**
 			 * Filters the value of a user field in the 'db' context.
 			 *
 			 * The dynamic portion of the hook name, `$field`, refers to the prefixed user
 			 * field being filtered, such as 'user_login', 'user_email', 'first_name', etc.
 			 *
 			 * @since 2.9.0
 			 *
 			 * @param mixed $value Value of the prefixed user field.
 			 */
 			$value = apply_filters( "pre_user_{$field}", $value );
 		}
 	} else {
 		// Use display filters by default.
 		if ( $prefixed ) {
 
 			/** This filter is documented in wp-includes/post.php */
 			$value = apply_filters( "{$field}", $value, $user_id, $context );
 		} else {
 
 			/**
 			 * Filters the value of a user field in a standard context.
 			 *
 			 * The dynamic portion of the hook name, `$field`, refers to the prefixed user
 			 * field being filtered, such as 'user_login', 'user_email', 'first_name', etc.
 			 *
 			 * @since 2.9.0
 			 *
 			 * @param mixed  $value   The user object value to sanitize.
 			 * @param int    $user_id User ID.
 			 * @param string $context The context to filter within.
 			 */
 			$value = apply_filters( "user_{$field}", $value, $user_id, $context );
 		}
 	}
 
 	if ( 'user_url' === $field ) {
 		$value = esc_url( $value );
 	}
 
 	if ( 'attribute' === $context ) {
 		$value = esc_attr( $value );
 	} elseif ( 'js' === $context ) {
 		$value = esc_js( $value );
 	}
 
 	// Restore the type for integer fields after esc_attr().
 	if ( in_array( $field, $int_fields, true ) ) {
 		$value = (int) $value;
 	}
 
 	return $value;
 }
 
 /**
  * Update all user caches
  *
  * @since 3.0.0
  *
  * @param object|WP_User $user User object or database row to be cached
  * @return void|false Void on success, false on failure.
  */
 function update_user_caches( $user ) {
 	if ( $user instanceof WP_User ) {
 		if ( ! $user->exists() ) {
 			return false;
 		}
 
 		$user = $user->data;
 	}
 
 	wp_cache_add( $user->ID, $user, 'users' );
 	wp_cache_add( $user->user_login, $user->ID, 'userlogins' );
 	wp_cache_add( $user->user_email, $user->ID, 'useremail' );
 	wp_cache_add( $user->user_nicename, $user->ID, 'userslugs' );
 }
 
 /**
  * Clean all user caches
  *
  * @since 3.0.0
  * @since 4.4.0 'clean_user_cache' action was added.
  * @since 5.8.0 Refreshes the global user instance if cleaning the user cache for the current user.
  *
  * @global WP_User $current_user The current user object which holds the user data.
  *
  * @param WP_User|int $user User object or ID to be cleaned from the cache
  */
 function clean_user_cache( $user ) {
 	global $current_user;
 
 	if ( is_numeric( $user ) ) {
 		$user = new WP_User( $user );
 	}
 
 	if ( ! $user->exists() ) {
 		return;
 	}
 
 	wp_cache_delete( $user->ID, 'users' );
 	wp_cache_delete( $user->user_login, 'userlogins' );
 	wp_cache_delete( $user->user_email, 'useremail' );
 	wp_cache_delete( $user->user_nicename, 'userslugs' );
 
 	/**
 	 * Fires immediately after the given user's cache is cleaned.
 	 *
 	 * @since 4.4.0
 	 *
 	 * @param int     $user_id User ID.
 	 * @param WP_User $user    User object.
 	 */
 	do_action( 'clean_user_cache', $user->ID, $user );
 
 	// Refresh the global user instance if the cleaning current user.
 	if ( get_current_user_id() === (int) $user->ID ) {
 		$user_id      = (int) $user->ID;
 		$current_user = null;
 		wp_set_current_user( $user_id, '' );
 	}
 }
 
 /**
  * Determines whether the given username exists.
  *
  * For more information on this and similar theme functions, check out
  * the {@link https://developer.wordpress.org/themes/basics/conditional-tags/
  * Conditional Tags} article in the Theme Developer Handbook.
  *
  * @since 2.0.0
  *
  * @param string $username The username to check for existence.
  * @return int|false The user ID on success, false on failure.
  */
 function username_exists( $username ) {
 	$user = get_user_by( 'login', $username );
 	if ( $user ) {
 		$user_id = $user->ID;
 	} else {
 		$user_id = false;
 	}
 
 	/**
 	 * Filters whether the given username exists.
 	 *
 	 * @since 4.9.0
 	 *
 	 * @param int|false $user_id  The user ID associated with the username,
 	 *                            or false if the username does not exist.
 	 * @param string    $username The username to check for existence.
 	 */
 	return apply_filters( 'username_exists', $user_id, $username );
 }
 
 /**
  * Determines whether the given email exists.
  *
  * For more information on this and similar theme functions, check out
  * the {@link https://developer.wordpress.org/themes/basics/conditional-tags/
  * Conditional Tags} article in the Theme Developer Handbook.
  *
  * @since 2.1.0
  *
  * @param string $email The email to check for existence.
  * @return int|false The user ID on success, false on failure.
  */
 function email_exists( $email ) {
 	$user = get_user_by( 'email', $email );
 	if ( $user ) {
 		$user_id = $user->ID;
 	} else {
 		$user_id = false;
 	}
 
 	/**
 	 * Filters whether the given email exists.
 	 *
 	 * @since 5.6.0
 	 *
 	 * @param int|false $user_id The user ID associated with the email,
 	 *                           or false if the email does not exist.
 	 * @param string    $email   The email to check for existence.
 	 */
 	return apply_filters( 'email_exists', $user_id, $email );
 }
 
 /**
  * Checks whether a username is valid.
  *
  * @since 2.0.1
  * @since 4.4.0 Empty sanitized usernames are now considered invalid.
  *
  * @param string $username Username.
  * @return bool Whether username given is valid.
  */
 function validate_username( $username ) {
 	$sanitized = sanitize_user( $username, true );
 	$valid     = ( $sanitized == $username && ! empty( $sanitized ) );
 
 	/**
 	 * Filters whether the provided username is valid.
 	 *
 	 * @since 2.0.1
 	 *
 	 * @param bool   $valid    Whether given username is valid.
 	 * @param string $username Username to check.
 	 */
 	return apply_filters( 'validate_username', $valid, $username );
 }
 
 /**
  * Insert a user into the database.
  *
  * Most of the `$userdata` array fields have filters associated with the values. Exceptions are
  * 'ID', 'rich_editing', 'syntax_highlighting', 'comment_shortcuts', 'admin_color', 'use_ssl',
  * 'user_registered', 'user_activation_key', 'spam', and 'role'. The filters have the prefix
  * 'pre_user_' followed by the field name. An example using 'description' would have the filter
  * called 'pre_user_description' that can be hooked into.
  *
  * @since 2.0.0
  * @since 3.6.0 The `aim`, `jabber`, and `yim` fields were removed as default user contact
  *              methods for new installations. See wp_get_user_contact_methods().
  * @since 4.7.0 The user's locale can be passed to `$userdata`.
  * @since 5.3.0 The `user_activation_key` field can be passed to `$userdata`.
  * @since 5.3.0 The `spam` field can be passed to `$userdata` (Multisite only).
  *
  * @global wpdb $wpdb WordPress database abstraction object.
  *
  * @param array|object|WP_User $userdata {
  *     An array, object, or WP_User object of user data arguments.
  *
  *     @type int    $ID                   User ID. If supplied, the user will be updated.
  *     @type string $user_pass            The plain-text user password.
  *     @type string $user_login           The user's login username.
  *     @type string $user_nicename        The URL-friendly user name.
  *     @type string $user_url             The user URL.
  *     @type string $user_email           The user email address.
  *     @type string $display_name         The user's display name.
  *                                        Default is the user's username.
  *     @type string $nickname             The user's nickname.
  *                                        Default is the user's username.
  *     @type string $first_name           The user's first name. For new users, will be used
  *                                        to build the first part of the user's display name
  *                                        if `$display_name` is not specified.
  *     @type string $last_name            The user's last name. For new users, will be used
  *                                        to build the second part of the user's display name
  *                                        if `$display_name` is not specified.
  *     @type string $description          The user's biographical description.
  *     @type string $rich_editing         Whether to enable the rich-editor for the user.
  *                                        Accepts 'true' or 'false' as a string literal,
  *                                        not boolean. Default 'true'.
  *     @type string $syntax_highlighting  Whether to enable the rich code editor for the user.
  *                                        Accepts 'true' or 'false' as a string literal,
  *                                        not boolean. Default 'true'.
  *     @type string $comment_shortcuts    Whether to enable comment moderation keyboard
  *                                        shortcuts for the user. Accepts 'true' or 'false'
  *                                        as a string literal, not boolean. Default 'false'.
  *     @type string $admin_color          Admin color scheme for the user. Default 'fresh'.
  *     @type bool   $use_ssl              Whether the user should always access the admin over
  *                                        https. Default false.
  *     @type string $user_registered      Date the user registered. Format is 'Y-m-d H:i:s'.
  *     @type string $user_activation_key  Password reset key. Default empty.
  *     @type bool   $spam                 Multisite only. Whether the user is marked as spam.
  *                                        Default false.
  *     @type string $show_admin_bar_front Whether to display the Admin Bar for the user
  *                                        on the site's front end. Accepts 'true' or 'false'
  *                                        as a string literal, not boolean. Default 'true'.
  *     @type string $role                 User's role.
  *     @type string $locale               User's locale. Default empty.
  * }
  * @return int|WP_Error The newly created user's ID or a WP_Error object if the user could not
  *                      be created.
  */
 function wp_insert_user( $userdata ) {
 	global $wpdb;
 
 	if ( $userdata instanceof stdClass ) {
 		$userdata = get_object_vars( $userdata );
 	} elseif ( $userdata instanceof WP_User ) {
 		$userdata = $userdata->to_array();
 	}
 
 	// Are we updating or creating?
 	if ( ! empty( $userdata['ID'] ) ) {
 		$ID            = (int) $userdata['ID'];
 		$update        = true;
 		$old_user_data = get_userdata( $ID );
 
 		if ( ! $old_user_data ) {
 			return new WP_Error( 'invalid_user_id', __( 'Invalid user ID.' ) );
 		}
 
 		// Hashed in wp_update_user(), plaintext if called directly.
 		$user_pass = ! empty( $userdata['user_pass'] ) ? $userdata['user_pass'] : $old_user_data->user_pass;
 	} else {
 		$update = false;
 		// Hash the password.
 		$user_pass = wp_hash_password( $userdata['user_pass'] );
 	}
 
 	$sanitized_user_login = sanitize_user( $userdata['user_login'], true );
 
 	/**
 	 * Filters a username after it has been sanitized.
 	 *
 	 * This filter is called before the user is created or updated.
 	 *
 	 * @since 2.0.3
 	 *
 	 * @param string $sanitized_user_login Username after it has been sanitized.
 	 */
 	$pre_user_login = apply_filters( 'pre_user_login', $sanitized_user_login );
 
 	// Remove any non-printable chars from the login string to see if we have ended up with an empty username.
 	$user_login = trim( $pre_user_login );
 
 	// user_login must be between 0 and 60 characters.
 	if ( empty( $user_login ) ) {
 		return new WP_Error( 'empty_user_login', __( 'Cannot create a user with an empty login name.' ) );
 	} elseif ( mb_strlen( $user_login ) > 60 ) {
 		return new WP_Error( 'user_login_too_long', __( 'Username may not be longer than 60 characters.' ) );
 	}
 
 	if ( ! $update && username_exists( $user_login ) ) {
 		return new WP_Error( 'existing_user_login', __( 'Sorry, that username already exists!' ) );
 	}
 
 	/**
 	 * Filters the list of disallowed usernames.
 	 *
 	 * @since 4.4.0
 	 *
 	 * @param array $usernames Array of disallowed usernames.
 	 */
 	$illegal_logins = (array) apply_filters( 'illegal_user_logins', array() );
 
 	if ( in_array( strtolower( $user_login ), array_map( 'strtolower', $illegal_logins ), true ) ) {
 		return new WP_Error( 'invalid_username', __( 'Sorry, that username is not allowed.' ) );
 	}
 
 	/*
 	 * If a nicename is provided, remove unsafe user characters before using it.
 	 * Otherwise build a nicename from the user_login.
 	 */
 	if ( ! empty( $userdata['user_nicename'] ) ) {
 		$user_nicename = sanitize_user( $userdata['user_nicename'], true );
 		if ( mb_strlen( $user_nicename ) > 50 ) {
 			return new WP_Error( 'user_nicename_too_long', __( 'Nicename may not be longer than 50 characters.' ) );
 		}
 	} else {
 		$user_nicename = mb_substr( $user_login, 0, 50 );
 	}
 
 	$user_nicename = sanitize_title( $user_nicename );
 
 	/**
 	 * Filters a user's nicename before the user is created or updated.
 	 *
 	 * @since 2.0.3
 	 *
 	 * @param string $user_nicename The user's nicename.
 	 */
 	$user_nicename = apply_filters( 'pre_user_nicename', $user_nicename );
 
 	$user_nicename_check = $wpdb->get_var( $wpdb->prepare( "SELECT ID FROM $wpdb->users WHERE user_nicename = %s AND user_login != %s LIMIT 1", $user_nicename, $user_login ) );
 
 	if ( $user_nicename_check ) {
 		$suffix = 2;
 		while ( $user_nicename_check ) {
 			// user_nicename allows 50 chars. Subtract one for a hyphen, plus the length of the suffix.
 			$base_length         = 49 - mb_strlen( $suffix );
 			$alt_user_nicename   = mb_substr( $user_nicename, 0, $base_length ) . "-$suffix";
 			$user_nicename_check = $wpdb->get_var( $wpdb->prepare( "SELECT ID FROM $wpdb->users WHERE user_nicename = %s AND user_login != %s LIMIT 1", $alt_user_nicename, $user_login ) );
 			$suffix++;
 		}
 		$user_nicename = $alt_user_nicename;
 	}
 
 	$raw_user_email = empty( $userdata['user_email'] ) ? '' : $userdata['user_email'];
 
 	/**
 	 * Filters a user's email before the user is created or updated.
 	 *
 	 * @since 2.0.3
 	 *
 	 * @param string $raw_user_email The user's email.
 	 */
 	$user_email = apply_filters( 'pre_user_email', $raw_user_email );
 
 	/*
 	 * If there is no update, just check for `email_exists`. If there is an update,
 	 * check if current email and new email are the same, and check `email_exists`
 	 * accordingly.
 	 */
 	if ( ( ! $update || ( ! empty( $old_user_data ) && 0 !== strcasecmp( $user_email, $old_user_data->user_email ) ) )
 		&& ! defined( 'WP_IMPORTING' )
 		&& email_exists( $user_email )
 	) {
 		return new WP_Error( 'existing_user_email', __( 'Sorry, that email address is already used!' ) );
 	}
 
 	$raw_user_url = empty( $userdata['user_url'] ) ? '' : $userdata['user_url'];
 
 	/**
 	 * Filters a user's URL before the user is created or updated.
 	 *
 	 * @since 2.0.3
 	 *
 	 * @param string $raw_user_url The user's URL.
 	 */
 	$user_url = apply_filters( 'pre_user_url', $raw_user_url );
 
 	$user_registered = empty( $userdata['user_registered'] ) ? gmdate( 'Y-m-d H:i:s' ) : $userdata['user_registered'];
 
 	$user_activation_key = empty( $userdata['user_activation_key'] ) ? '' : $userdata['user_activation_key'];
 
 	if ( ! empty( $userdata['spam'] ) && ! is_multisite() ) {
 		return new WP_Error( 'no_spam', __( 'Sorry, marking a user as spam is only supported on Multisite.' ) );
 	}
 
 	$spam = empty( $userdata['spam'] ) ? 0 : (bool) $userdata['spam'];
 
 	// Store values to save in user meta.
 	$meta = array();
 
 	$nickname = empty( $userdata['nickname'] ) ? $user_login : $userdata['nickname'];
 
 	/**
 	 * Filters a user's nickname before the user is created or updated.
 	 *
 	 * @since 2.0.3
 	 *
 	 * @param string $nickname The user's nickname.
 	 */
 	$meta['nickname'] = apply_filters( 'pre_user_nickname', $nickname );
 
 	$first_name = empty( $userdata['first_name'] ) ? '' : $userdata['first_name'];
 
 	/**
 	 * Filters a user's first name before the user is created or updated.
 	 *
 	 * @since 2.0.3
 	 *
 	 * @param string $first_name The user's first name.
 	 */
 	$meta['first_name'] = apply_filters( 'pre_user_first_name', $first_name );
 
 	$last_name = empty( $userdata['last_name'] ) ? '' : $userdata['last_name'];
 
 	/**
 	 * Filters a user's last name before the user is created or updated.
 	 *
 	 * @since 2.0.3
 	 *
 	 * @param string $last_name The user's last name.
 	 */
 	$meta['last_name'] = apply_filters( 'pre_user_last_name', $last_name );
 
 	if ( empty( $userdata['display_name'] ) ) {
 		if ( $update ) {
 			$display_name = $user_login;
 		} elseif ( $meta['first_name'] && $meta['last_name'] ) {
 			/* translators: 1: User's first name, 2: Last name. */
 			$display_name = sprintf( _x( '%1$s %2$s', 'Display name based on first name and last name' ), $meta['first_name'], $meta['last_name'] );
 		} elseif ( $meta['first_name'] ) {
 			$display_name = $meta['first_name'];
 		} elseif ( $meta['last_name'] ) {
 			$display_name = $meta['last_name'];
 		} else {
 			$display_name = $user_login;
 		}
 	} else {
 		$display_name = $userdata['display_name'];
 	}
 
 	/**
 	 * Filters a user's display name before the user is created or updated.
 	 *
 	 * @since 2.0.3
 	 *
 	 * @param string $display_name The user's display name.
 	 */
 	$display_name = apply_filters( 'pre_user_display_name', $display_name );
 
 	$description = empty( $userdata['description'] ) ? '' : $userdata['description'];
 
 	/**
 	 * Filters a user's description before the user is created or updated.
 	 *
 	 * @since 2.0.3
 	 *
 	 * @param string $description The user's description.
 	 */
 	$meta['description'] = apply_filters( 'pre_user_description', $description );
 
 	$meta['rich_editing'] = empty( $userdata['rich_editing'] ) ? 'true' : $userdata['rich_editing'];
 
 	$meta['syntax_highlighting'] = empty( $userdata['syntax_highlighting'] ) ? 'true' : $userdata['syntax_highlighting'];
 
 	$meta['comment_shortcuts'] = empty( $userdata['comment_shortcuts'] ) || 'false' === $userdata['comment_shortcuts'] ? 'false' : 'true';
 
 	$admin_color         = empty( $userdata['admin_color'] ) ? 'fresh' : $userdata['admin_color'];
 	$meta['admin_color'] = preg_replace( '|[^a-z0-9 _.\-@]|i', '', $admin_color );
 
 	$meta['use_ssl'] = empty( $userdata['use_ssl'] ) ? 0 : (bool) $userdata['use_ssl'];
 
 	$meta['show_admin_bar_front'] = empty( $userdata['show_admin_bar_front'] ) ? 'true' : $userdata['show_admin_bar_front'];
 
 	$meta['locale'] = isset( $userdata['locale'] ) ? $userdata['locale'] : '';
 
 	$compacted = compact( 'user_pass', 'user_nicename', 'user_email', 'user_url', 'user_registered', 'user_activation_key', 'display_name' );
 	$data      = wp_unslash( $compacted );
 
 	if ( ! $update ) {
 		$data = $data + compact( 'user_login' );
 	}
 
 	if ( is_multisite() ) {
 		$data = $data + compact( 'spam' );
 	}
 
 	/**
 	 * Filters user data before the record is created or updated.
 	 *
 	 * It only includes data in the users table, not any user metadata.
 	 *
 	 * @since 4.9.0
 	 * @since 5.8.0 The $userdata parameter was added.
 	 *
 	 * @param array    $data {
 	 *     Values and keys for the user.
 	 *
 	 *     @type string $user_login      The user's login. Only included if $update == false
 	 *     @type string $user_pass       The user's password.
 	 *     @type string $user_email      The user's email.
 	 *     @type string $user_url        The user's url.
 	 *     @type string $user_nicename   The user's nice name. Defaults to a URL-safe version of user's login
 	 *     @type string $display_name    The user's display name.
 	 *     @type string $user_registered MySQL timestamp describing the moment when the user registered. Defaults to
 	 *                                   the current UTC timestamp.
 	 * }
 	 * @param bool     $update   Whether the user is being updated rather than created.
 	 * @param int|null $id       ID of the user to be updated, or NULL if the user is being created.
 	 * @param array    $userdata The raw array of data passed to wp_insert_user().
 	 */
 	$data = apply_filters( 'wp_pre_insert_user_data', $data, $update, ( $update ? (int) $ID : null ), $userdata );
 
 	if ( empty( $data ) || ! is_array( $data ) ) {
 		return new WP_Error( 'empty_data', __( 'Not enough data to create this user.' ) );
 	}
 
 	if ( $update ) {
 		if ( $user_email !== $old_user_data->user_email || $user_pass !== $old_user_data->user_pass ) {
 			$data['user_activation_key'] = '';
 		}
 		$wpdb->update( $wpdb->users, $data, compact( 'ID' ) );
 		$user_id = (int) $ID;
 	} else {
 		$wpdb->insert( $wpdb->users, $data );
 		$user_id = (int) $wpdb->insert_id;
 	}
 
 	$user = new WP_User( $user_id );
 
 	/**
 	 * Filters a user's meta values and keys immediately after the user is created or updated
 	 * and before any user meta is inserted or updated.
 	 *
 	 * Does not include contact methods. These are added using `wp_get_user_contact_methods( $user )`.
 	 *
 	 * @since 4.4.0
 	 * @since 5.8.0 The $userdata parameter was added.
 	 *
 	 * @param array $meta {
 	 *     Default meta values and keys for the user.
 	 *
 	 *     @type string   $nickname             The user's nickname. Default is the user's username.
 	 *     @type string   $first_name           The user's first name.
 	 *     @type string   $last_name            The user's last name.
 	 *     @type string   $description          The user's description.
 	 *     @type string   $rich_editing         Whether to enable the rich-editor for the user. Default 'true'.
 	 *     @type string   $syntax_highlighting  Whether to enable the rich code editor for the user. Default 'true'.
 	 *     @type string   $comment_shortcuts    Whether to enable keyboard shortcuts for the user. Default 'false'.
 	 *     @type string   $admin_color          The color scheme for a user's admin screen. Default 'fresh'.
 	 *     @type int|bool $use_ssl              Whether to force SSL on the user's admin area. 0|false if SSL
 	 *                                          is not forced.
 	 *     @type string   $show_admin_bar_front Whether to show the admin bar on the front end for the user.
 	 *                                          Default 'true'.
 	 *     @type string   $locale               User's locale. Default empty.
 	 * }
 	 * @param WP_User $user     User object.
 	 * @param bool    $update   Whether the user is being updated rather than created.
 	 * @param array   $userdata The raw array of data passed to wp_insert_user().
 	 */
 	$meta = apply_filters( 'insert_user_meta', $meta, $user, $update, $userdata );
 
 	// Update user meta.
 	foreach ( $meta as $key => $value ) {
 		update_user_meta( $user_id, $key, $value );
 	}
 
 	foreach ( wp_get_user_contact_methods( $user ) as $key => $value ) {
 		if ( isset( $userdata[ $key ] ) ) {
 			update_user_meta( $user_id, $key, $userdata[ $key ] );
 		}
 	}
 
 	if ( isset( $userdata['role'] ) ) {
 		$user->set_role( $userdata['role'] );
 	} elseif ( ! $update ) {
 		$user->set_role( get_option( 'default_role' ) );
 	}
 
 	clean_user_cache( $user_id );
 
 	if ( $update ) {
 		/**
 		 * Fires immediately after an existing user is updated.
 		 *
 		 * @since 2.0.0
 		 * @since 5.8.0 The $userdata parameter was added.
 		 *
 		 * @param int     $user_id       User ID.
 		 * @param WP_User $old_user_data Object containing user's data prior to update.
 		 * @param array   $userdata      The raw array of data passed to wp_insert_user().
 		 */
 		do_action( 'profile_update', $user_id, $old_user_data, $userdata );
 
 		if ( isset( $userdata['spam'] ) && $userdata['spam'] != $old_user_data->spam ) {
 			if ( 1 == $userdata['spam'] ) {
 				/**
 				 * Fires after the user is marked as a SPAM user.
 				 *
 				 * @since 3.0.0
 				 *
 				 * @param int $user_id ID of the user marked as SPAM.
 				 */
 				do_action( 'make_spam_user', $user_id );
 			} else {
 				/**
 				 * Fires after the user is marked as a HAM user. Opposite of SPAM.
 				 *
 				 * @since 3.0.0
 				 *
 				 * @param int $user_id ID of the user marked as HAM.
 				 */
 				do_action( 'make_ham_user', $user_id );
 			}
 		}
 	} else {
 		/**
 		 * Fires immediately after a new user is registered.
 		 *
 		 * @since 1.5.0
 		 * @since 5.8.0 The $userdata parameter was added.
 		 *
 		 * @param int   $user_id  User ID.
 		 * @param array $userdata The raw array of data passed to wp_insert_user().
 		 */
 		do_action( 'user_register', $user_id, $userdata );
 	}
 
 	return $user_id;
 }
 
 /**
  * Update a user in the database.
  *
  * It is possible to update a user's password by specifying the 'user_pass'
  * value in the $userdata parameter array.
  *
  * If current user's password is being updated, then the cookies will be
  * cleared.
  *
  * @since 2.0.0
  *
  * @see wp_insert_user() For what fields can be set in $userdata.
  *
  * @param array|object|WP_User $userdata An array of user data or a user object of type stdClass or WP_User.
  * @return int|WP_Error The updated user's ID or a WP_Error object if the user could not be updated.
  */
 function wp_update_user( $userdata ) {
 	if ( $userdata instanceof stdClass ) {
 		$userdata = get_object_vars( $userdata );
 	} elseif ( $userdata instanceof WP_User ) {
 		$userdata = $userdata->to_array();
 	}
 
 	$ID = isset( $userdata['ID'] ) ? (int) $userdata['ID'] : 0;
 	if ( ! $ID ) {
 		return new WP_Error( 'invalid_user_id', __( 'Invalid user ID.' ) );
 	}
 
 	// First, get all of the original fields.
 	$user_obj = get_userdata( $ID );
 	if ( ! $user_obj ) {
 		return new WP_Error( 'invalid_user_id', __( 'Invalid user ID.' ) );
 	}
 
 	$user = $user_obj->to_array();
 
 	// Add additional custom fields.
 	foreach ( _get_additional_user_keys( $user_obj ) as $key ) {
 		$user[ $key ] = get_user_meta( $ID, $key, true );
 	}
 
 	// Escape data pulled from DB.
 	$user = add_magic_quotes( $user );
 
 	if ( ! empty( $userdata['user_pass'] ) && $userdata['user_pass'] !== $user_obj->user_pass ) {
 		// If password is changing, hash it now.
 		$plaintext_pass        = $userdata['user_pass'];
 		$userdata['user_pass'] = wp_hash_password( $userdata['user_pass'] );
 
 		/**
 		 * Filters whether to send the password change email.
 		 *
 		 * @since 4.3.0
 		 *
 		 * @see wp_insert_user() For `$user` and `$userdata` fields.
 		 *
 		 * @param bool  $send     Whether to send the email.
 		 * @param array $user     The original user array.
 		 * @param array $userdata The updated user array.
 		 */
 		$send_password_change_email = apply_filters( 'send_password_change_email', true, $user, $userdata );
 	}
 
 	if ( isset( $userdata['user_email'] ) && $user['user_email'] !== $userdata['user_email'] ) {
 		/**
 		 * Filters whether to send the email change email.
 		 *
 		 * @since 4.3.0
 		 *
 		 * @see wp_insert_user() For `$user` and `$userdata` fields.
 		 *
 		 * @param bool  $send     Whether to send the email.
 		 * @param array $user     The original user array.
 		 * @param array $userdata The updated user array.
 		 */
 		$send_email_change_email = apply_filters( 'send_email_change_email', true, $user, $userdata );
 	}
 
 	clean_user_cache( $user_obj );
 
 	// Merge old and new fields with new fields overwriting old ones.
 	$userdata = array_merge( $user, $userdata );
 	$user_id  = wp_insert_user( $userdata );
 
 	if ( ! is_wp_error( $user_id ) ) {
 
 		$blog_name = wp_specialchars_decode( get_option( 'blogname' ), ENT_QUOTES );
 
 		$switched_locale = false;
 		if ( ! empty( $send_password_change_email ) || ! empty( $send_email_change_email ) ) {
 			$switched_locale = switch_to_locale( get_user_locale( $user_id ) );
 		}
 
 		if ( ! empty( $send_password_change_email ) ) {
 			/* translators: Do not translate USERNAME, ADMIN_EMAIL, EMAIL, SITENAME, SITEURL: those are placeholders. */
 			$pass_change_text = __(
 				'Hi ###USERNAME###,
 
 This notice confirms that your password was changed on ###SITENAME###.
 
 If you did not change your password, please contact the Site Administrator at
 ###ADMIN_EMAIL###
 
 This email has been sent to ###EMAIL###
 
 Regards,
 All at ###SITENAME###
 ###SITEURL###'
 			);
 
 			$pass_change_email = array(
 				'to'      => $user['user_email'],
 				/* translators: Password change notification email subject. %s: Site title. */
 				'subject' => __( '[%s] Password Changed' ),
 				'message' => $pass_change_text,
 				'headers' => '',
 			);
 
 			/**
 			 * Filters the contents of the email sent when the user's password is changed.
 			 *
 			 * @since 4.3.0
 			 *
 			 * @param array $pass_change_email {
 			 *     Used to build wp_mail().
 			 *
 			 *     @type string $to      The intended recipients. Add emails in a comma separated string.
 			 *     @type string $subject The subject of the email.
 			 *     @type string $message The content of the email.
 			 *         The following strings have a special meaning and will get replaced dynamically:
 			 *         - ###USERNAME###    The current user's username.
 			 *         - ###ADMIN_EMAIL### The admin email in case this was unexpected.
 			 *         - ###EMAIL###       The user's email address.
 			 *         - ###SITENAME###    The name of the site.
 			 *         - ###SITEURL###     The URL to the site.
 			 *     @type string $headers Headers. Add headers in a newline (\r\n) separated string.
 			 * }
 			 * @param array $user     The original user array.
 			 * @param array $userdata The updated user array.
 			 */
 			$pass_change_email = apply_filters( 'password_change_email', $pass_change_email, $user, $userdata );
 
 			$pass_change_email['message'] = str_replace( '###USERNAME###', $user['user_login'], $pass_change_email['message'] );
 			$pass_change_email['message'] = str_replace( '###ADMIN_EMAIL###', get_option( 'admin_email' ), $pass_change_email['message'] );
 			$pass_change_email['message'] = str_replace( '###EMAIL###', $user['user_email'], $pass_change_email['message'] );
 			$pass_change_email['message'] = str_replace( '###SITENAME###', $blog_name, $pass_change_email['message'] );
 			$pass_change_email['message'] = str_replace( '###SITEURL###', home_url(), $pass_change_email['message'] );
 
 			wp_mail( $pass_change_email['to'], sprintf( $pass_change_email['subject'], $blog_name ), $pass_change_email['message'], $pass_change_email['headers'] );
 		}
 
 		if ( ! empty( $send_email_change_email ) ) {
 			/* translators: Do not translate USERNAME, ADMIN_EMAIL, NEW_EMAIL, EMAIL, SITENAME, SITEURL: those are placeholders. */
 			$email_change_text = __(
 				'Hi ###USERNAME###,
 
 This notice confirms that your email address on ###SITENAME### was changed to ###NEW_EMAIL###.
 
 If you did not change your email, please contact the Site Administrator at
 ###ADMIN_EMAIL###
 
 This email has been sent to ###EMAIL###
 
 Regards,
 All at ###SITENAME###
 ###SITEURL###'
 			);
 
 			$email_change_email = array(
 				'to'      => $user['user_email'],
 				/* translators: Email change notification email subject. %s: Site title. */
 				'subject' => __( '[%s] Email Changed' ),
 				'message' => $email_change_text,
 				'headers' => '',
 			);
 
 			/**
 			 * Filters the contents of the email sent when the user's email is changed.
 			 *
 			 * @since 4.3.0
 			 *
 			 * @param array $email_change_email {
 			 *     Used to build wp_mail().
 			 *
 			 *     @type string $to      The intended recipients.
 			 *     @type string $subject The subject of the email.
 			 *     @type string $message The content of the email.
 			 *         The following strings have a special meaning and will get replaced dynamically:
 			 *         - ###USERNAME###    The current user's username.
 			 *         - ###ADMIN_EMAIL### The admin email in case this was unexpected.
 			 *         - ###NEW_EMAIL###   The new email address.
 			 *         - ###EMAIL###       The old email address.
 			 *         - ###SITENAME###    The name of the site.
 			 *         - ###SITEURL###     The URL to the site.
 			 *     @type string $headers Headers.
 			 * }
 			 * @param array $user     The original user array.
 			 * @param array $userdata The updated user array.
 			 */
 			$email_change_email = apply_filters( 'email_change_email', $email_change_email, $user, $userdata );
 
 			$email_change_email['message'] = str_replace( '###USERNAME###', $user['user_login'], $email_change_email['message'] );
 			$email_change_email['message'] = str_replace( '###ADMIN_EMAIL###', get_option( 'admin_email' ), $email_change_email['message'] );
 			$email_change_email['message'] = str_replace( '###NEW_EMAIL###', $userdata['user_email'], $email_change_email['message'] );
 			$email_change_email['message'] = str_replace( '###EMAIL###', $user['user_email'], $email_change_email['message'] );
 			$email_change_email['message'] = str_replace( '###SITENAME###', $blog_name, $email_change_email['message'] );
 			$email_change_email['message'] = str_replace( '###SITEURL###', home_url(), $email_change_email['message'] );
 
 			wp_mail( $email_change_email['to'], sprintf( $email_change_email['subject'], $blog_name ), $email_change_email['message'], $email_change_email['headers'] );
 		}
 
 		if ( $switched_locale ) {
 			restore_previous_locale();
 		}
 	}
 
 	// Update the cookies if the password changed.
 	$current_user = wp_get_current_user();
 	if ( $current_user->ID == $ID ) {
 		if ( isset( $plaintext_pass ) ) {
 			wp_clear_auth_cookie();
 
 			// Here we calculate the expiration length of the current auth cookie and compare it to the default expiration.
 			// If it's greater than this, then we know the user checked 'Remember Me' when they logged in.
 			$logged_in_cookie = wp_parse_auth_cookie( '', 'logged_in' );
 			/** This filter is documented in wp-includes/pluggable.php */
 			$default_cookie_life = apply_filters( 'auth_cookie_expiration', ( 2 * DAY_IN_SECONDS ), $ID, false );
 			$remember            = false;
 			if ( false !== $logged_in_cookie && ( $logged_in_cookie['expiration'] - time() ) > $default_cookie_life ) {
 				$remember = true;
 			}
 
 			wp_set_auth_cookie( $ID, $remember );
 		}
 	}
 
 	return $user_id;
 }
 
 /**
  * A simpler way of inserting a user into the database.
  *
  * Creates a new user with just the username, password, and email. For more
  * complex user creation use wp_insert_user() to specify more information.
  *
  * @since 2.0.0
  *
  * @see wp_insert_user() More complete way to create a new user.
  *
  * @param string $username The user's username.
  * @param string $password The user's password.
  * @param string $email    Optional. The user's email. Default empty.
  * @return int|WP_Error The newly created user's ID or a WP_Error object if the user could not
  *                      be created.
  */
 function wp_create_user( $username, $password, $email = '' ) {
 	$user_login = wp_slash( $username );
 	$user_email = wp_slash( $email );
 	$user_pass  = $password;
 
 	$userdata = compact( 'user_login', 'user_email', 'user_pass' );
 	return wp_insert_user( $userdata );
 }
 
 /**
  * Returns a list of meta keys to be (maybe) populated in wp_update_user().
  *
  * The list of keys returned via this function are dependent on the presence
  * of those keys in the user meta data to be set.
  *
  * @since 3.3.0
  * @access private
  *
  * @param WP_User $user WP_User instance.
  * @return string[] List of user keys to be populated in wp_update_user().
  */
 function _get_additional_user_keys( $user ) {
 	$keys = array( 'first_name', 'last_name', 'nickname', 'description', 'rich_editing', 'syntax_highlighting', 'comment_shortcuts', 'admin_color', 'use_ssl', 'show_admin_bar_front', 'locale' );
 	return array_merge( $keys, array_keys( wp_get_user_contact_methods( $user ) ) );
 }
 
 /**
  * Set up the user contact methods.
  *
  * Default contact methods were removed in 3.6. A filter dictates contact methods.
  *
  * @since 3.7.0
  *
  * @param WP_User $user Optional. WP_User object.
  * @return string[] Array of contact method labels keyed by contact method.
  */
 function wp_get_user_contact_methods( $user = null ) {
 	$methods = array();
 	if ( get_site_option( 'initial_db_version' ) < 23588 ) {
 		$methods = array(
 			'aim'    => __( 'AIM' ),
 			'yim'    => __( 'Yahoo IM' ),
 			'jabber' => __( 'Jabber / Google Talk' ),
 		);
 	}
 
 	/**
 	 * Filters the user contact methods.
 	 *
 	 * @since 2.9.0
 	 *
 	 * @param string[] $methods Array of contact method labels keyed by contact method.
 	 * @param WP_User  $user    WP_User object.
 	 */
 	return apply_filters( 'user_contactmethods', $methods, $user );
 }
 
 /**
  * The old private function for setting up user contact methods.
  *
  * Use wp_get_user_contact_methods() instead.
  *
  * @since 2.9.0
  * @access private
  *
  * @param WP_User $user Optional. WP_User object. Default null.
  * @return string[] Array of contact method labels keyed by contact method.
  */
 function _wp_get_user_contactmethods( $user = null ) {
 	return wp_get_user_contact_methods( $user );
 }
 
 /**
  * Gets the text suggesting how to create strong passwords.
  *
  * @since 4.1.0
  *
  * @return string The password hint text.
  */
 function wp_get_password_hint() {
 	$hint = __( 'Hint: The password should be at least twelve characters long. To make it stronger, use upper and lower case letters, numbers, and symbols like ! " ? $ % ^ &amp; ).' );
 
 	/**
 	 * Filters the text describing the site's password complexity policy.
 	 *
 	 * @since 4.1.0
 	 *
 	 * @param string $hint The password hint text.
 	 */
 	return apply_filters( 'password_hint', $hint );
 }
 
 /**
  * Creates, stores, then returns a password reset key for user.
  *
  * @since 4.4.0
  *
  * @global PasswordHash $wp_hasher Portable PHP password hashing framework.
  *
  * @param WP_User $user User to retrieve password reset key for.
  * @return string|WP_Error Password reset key on success. WP_Error on error.
  */
 function get_password_reset_key( $user ) {
 	global $wp_hasher;
 
 	if ( ! ( $user instanceof WP_User ) ) {
 		return new WP_Error( 'invalidcombo', __( '<strong>Error</strong>: There is no account with that username or email address.' ) );
 	}
 
 	/**
 	 * Fires before a new password is retrieved.
 	 *
 	 * Use the {@see 'retrieve_password'} hook instead.
 	 *
 	 * @since 1.5.0
 	 * @deprecated 1.5.1 Misspelled. Use {@see 'retrieve_password'} hook instead.
 	 *
 	 * @param string $user_login The user login name.
 	 */
 	do_action_deprecated( 'retreive_password', array( $user->user_login ), '1.5.1', 'retrieve_password' );
 
 	/**
 	 * Fires before a new password is retrieved.
 	 *
 	 * @since 1.5.1
 	 *
 	 * @param string $user_login The user login name.
 	 */
 	do_action( 'retrieve_password', $user->user_login );
 
 	$allow = true;
 	if ( is_multisite() && is_user_spammy( $user ) ) {
 		$allow = false;
 	}
 
 	/**
 	 * Filters whether to allow a password to be reset.
 	 *
 	 * @since 2.7.0
 	 *
 	 * @param bool $allow Whether to allow the password to be reset. Default true.
 	 * @param int  $ID    The ID of the user attempting to reset a password.
 	 */
 	$allow = apply_filters( 'allow_password_reset', $allow, $user->ID );
 
 	if ( ! $allow ) {
 		return new WP_Error( 'no_password_reset', __( 'Password reset is not allowed for this user' ) );
 	} elseif ( is_wp_error( $allow ) ) {
 		return $allow;
 	}
 
 	// Generate something random for a password reset key.
 	$key = wp_generate_password( 20, false );
 
 	/**
 	 * Fires when a password reset key is generated.
 	 *
 	 * @since 2.5.0
 	 *
 	 * @param string $user_login The username for the user.
 	 * @param string $key        The generated password reset key.
 	 */
 	do_action( 'retrieve_password_key', $user->user_login, $key );
 
 	// Now insert the key, hashed, into the DB.
 	if ( empty( $wp_hasher ) ) {
 		require_once ABSPATH . WPINC . '/class-phpass.php';
 		$wp_hasher = new PasswordHash( 8, true );
 	}
 
 	$hashed = time() . ':' . $wp_hasher->HashPassword( $key );
 
 	$key_saved = wp_update_user(
 		array(
 			'ID'                  => $user->ID,
 			'user_activation_key' => $hashed,
 		)
 	);
 
 	if ( is_wp_error( $key_saved ) ) {
 		return $key_saved;
 	}
 
 	return $key;
 }
 
 /**
  * Retrieves a user row based on password reset key and login
  *
  * A key is considered 'expired' if it exactly matches the value of the
  * user_activation_key field, rather than being matched after going through the
  * hashing process. This field is now hashed; old values are no longer accepted
  * but have a different WP_Error code so good user feedback can be provided.
  *
  * @since 3.1.0
  *
  * @global wpdb         $wpdb      WordPress database object for queries.
  * @global PasswordHash $wp_hasher Portable PHP password hashing framework instance.
  *
  * @param string $key       Hash to validate sending user's password.
  * @param string $login     The user login.
  * @return WP_User|WP_Error WP_User object on success, WP_Error object for invalid or expired keys.
  */
 function check_password_reset_key( $key, $login ) {
 	global $wpdb, $wp_hasher;
 
 	$key = preg_replace( '/[^a-z0-9]/i', '', $key );
 
 	if ( empty( $key ) || ! is_string( $key ) ) {
 		return new WP_Error( 'invalid_key', __( 'Invalid key.' ) );
 	}
 
 	if ( empty( $login ) || ! is_string( $login ) ) {
 		return new WP_Error( 'invalid_key', __( 'Invalid key.' ) );
 	}
 
 	$user = get_user_by( 'login', $login );
 
 	if ( ! $user ) {
 		return new WP_Error( 'invalid_key', __( 'Invalid key.' ) );
 	}
 
 	if ( empty( $wp_hasher ) ) {
 		require_once ABSPATH . WPINC . '/class-phpass.php';
 		$wp_hasher = new PasswordHash( 8, true );
 	}
 
 	/**
 	 * Filters the expiration time of password reset keys.
 	 *
 	 * @since 4.3.0
 	 *
 	 * @param int $expiration The expiration time in seconds.
 	 */
 	$expiration_duration = apply_filters( 'password_reset_expiration', DAY_IN_SECONDS );
 
 	if ( false !== strpos( $user->user_activation_key, ':' ) ) {
 		list( $pass_request_time, $pass_key ) = explode( ':', $user->user_activation_key, 2 );
 		$expiration_time                      = $pass_request_time + $expiration_duration;
 	} else {
 		$pass_key        = $user->user_activation_key;
 		$expiration_time = false;
 	}
 
 	if ( ! $pass_key ) {
 		return new WP_Error( 'invalid_key', __( 'Invalid key.' ) );
 	}
 
 	$hash_is_correct = $wp_hasher->CheckPassword( $key, $pass_key );
 
 	if ( $hash_is_correct && $expiration_time && time() < $expiration_time ) {
 		return $user;
 	} elseif ( $hash_is_correct && $expiration_time ) {
 		// Key has an expiration time that's passed.
 		return new WP_Error( 'expired_key', __( 'Invalid key.' ) );
 	}
 
 	if ( hash_equals( $user->user_activation_key, $key ) || ( $hash_is_correct && ! $expiration_time ) ) {
 		$return  = new WP_Error( 'expired_key', __( 'Invalid key.' ) );
 		$user_id = $user->ID;
 
 		/**
 		 * Filters the return value of check_password_reset_key() when an
 		 * old-style key is used.
 		 *
 		 * @since 3.7.0 Previously plain-text keys were stored in the database.
 		 * @since 4.3.0 Previously key hashes were stored without an expiration time.
 		 *
 		 * @param WP_Error $return  A WP_Error object denoting an expired key.
 		 *                          Return a WP_User object to validate the key.
 		 * @param int      $user_id The matched user ID.
 		 */
 		return apply_filters( 'password_reset_key_expired', $return, $user_id );
 	}
 
 	return new WP_Error( 'invalid_key', __( 'Invalid key.' ) );
 }
 
 /**
  * Handles sending a password retrieval email to a user.
  *
  * @since 2.5.0
  * @since 5.7.0 Added `$user_login` parameter.
  *
  * @global wpdb         $wpdb       WordPress database abstraction object.
  * @global PasswordHash $wp_hasher  Portable PHP password hashing framework.
  *
  * @param string $user_login Optional. Username to send a password retrieval email for.
  *                           Defaults to `$_POST['user_login']` if not set.
  * @return true|WP_Error True when finished, WP_Error object on error.
  */
 function retrieve_password( $user_login = null ) {
 	$errors    = new WP_Error();
 	$user_data = false;
 
 	// Use the passed $user_login if available, otherwise use $_POST['user_login'].
 	if ( ! $user_login && ! empty( $_POST['user_login'] ) ) {
 		$user_login = $_POST['user_login'];
 	}
 
 	if ( empty( $user_login ) ) {
 		$errors->add( 'empty_username', __( '<strong>Error</strong>: Please enter a username or email address.' ) );
 	} elseif ( strpos( $user_login, '@' ) ) {
 		$user_data = get_user_by( 'email', trim( wp_unslash( $user_login ) ) );
 		if ( empty( $user_data ) ) {
 			$errors->add( 'invalid_email', __( '<strong>Error</strong>: There is no account with that username or email address.' ) );
 		}
 	} else {
 		$user_data = get_user_by( 'login', trim( wp_unslash( $user_login ) ) );
 	}
 
 	/**
 	 * Filters the user data during a password reset request.
 	 *
 	 * Allows, for example, custom validation using data other than username or email address.
 	 *
 	 * @since 5.7.0
 	 *
 	 * @param WP_User|false $user_data WP_User object if found, false if the user does not exist.
 	 * @param WP_Error      $errors    A WP_Error object containing any errors generated
 	 *                                 by using invalid credentials.
 	 */
 	$user_data = apply_filters( 'lostpassword_user_data', $user_data, $errors );
 
 	/**
 	 * Fires before errors are returned from a password reset request.
 	 *
 	 * @since 2.1.0
 	 * @since 4.4.0 Added the `$errors` parameter.
 	 * @since 5.4.0 Added the `$user_data` parameter.
 	 *
 	 * @param WP_Error      $errors    A WP_Error object containing any errors generated
 	 *                                 by using invalid credentials.
 	 * @param WP_User|false $user_data WP_User object if found, false if the user does not exist.
 	 */
 	do_action( 'lostpassword_post', $errors, $user_data );
 
 	/**
 	 * Filters the errors encountered on a password reset request.
 	 *
 	 * The filtered WP_Error object may, for example, contain errors for an invalid
 	 * username or email address. A WP_Error object should always be returned,
 	 * but may or may not contain errors.
 	 *
 	 * If any errors are present in $errors, this will abort the password reset request.
 	 *
 	 * @since 5.5.0
 	 *
 	 * @param WP_Error      $errors    A WP_Error object containing any errors generated
 	 *                                 by using invalid credentials.
 	 * @param WP_User|false $user_data WP_User object if found, false if the user does not exist.
 	 */
 	$errors = apply_filters( 'lostpassword_errors', $errors, $user_data );
 
 	if ( $errors->has_errors() ) {
 		return $errors;
 	}
 
 	if ( ! $user_data ) {
 		$errors->add( 'invalidcombo', __( '<strong>Error</strong>: There is no account with that username or email address.' ) );
 		return $errors;
 	}
 
 	// Redefining user_login ensures we return the right case in the email.
 	$user_login = $user_data->user_login;
 	$user_email = $user_data->user_email;
 	$key        = get_password_reset_key( $user_data );
 
 	if ( is_wp_error( $key ) ) {
 		return $key;
 	}
 
 	// Localize password reset message content for user.
 	$locale = get_user_locale( $user_data );
 
 	$switched_locale = switch_to_locale( $locale );
 
 	if ( is_multisite() ) {
 		$site_name = get_network()->site_name;
 	} else {
 		/*
 		 * The blogname option is escaped with esc_html on the way into the database
 		 * in sanitize_option. We want to reverse this for the plain text arena of emails.
 		 */
 		$site_name = wp_specialchars_decode( get_option( 'blogname' ), ENT_QUOTES );
 	}
 
 	$message = __( 'Someone has requested a password reset for the following account:' ) . "\r\n\r\n";
 	/* translators: %s: Site name. */
 	$message .= sprintf( __( 'Site Name: %s' ), $site_name ) . "\r\n\r\n";
 	/* translators: %s: User login. */
 	$message .= sprintf( __( 'Username: %s' ), $user_login ) . "\r\n\r\n";
 	$message .= __( 'If this was a mistake, ignore this email and nothing will happen.' ) . "\r\n\r\n";
 	$message .= __( 'To reset your password, visit the following address:' ) . "\r\n\r\n";
 	$message .= network_site_url( "wp-login.php?action=rp&key=$key&login=" . rawurlencode( $user_login ), 'login' ) . '&wp_lang=' . $locale . "\r\n\r\n";
 
 	if ( ! is_user_logged_in() ) {
 		$requester_ip = $_SERVER['REMOTE_ADDR'];
 		if ( $requester_ip ) {
 			$message .= sprintf(
 				/* translators: %s: IP address of password reset requester. */
 				__( 'This password reset request originated from the IP address %s.' ),
 				$requester_ip
 			) . "\r\n";
 		}
 	}
 
 	/* translators: Password reset notification email subject. %s: Site title. */
 	$title = sprintf( __( '[%s] Password Reset' ), $site_name );
 
 	/**
 	 * Filters the subject of the password reset email.
 	 *
 	 * @since 2.8.0
 	 * @since 4.4.0 Added the `$user_login` and `$user_data` parameters.
 	 *
 	 * @param string  $title      Email subject.
 	 * @param string  $user_login The username for the user.
 	 * @param WP_User $user_data  WP_User object.
 	 */
 	$title = apply_filters( 'retrieve_password_title', $title, $user_login, $user_data );
 
 	/**
 	 * Filters the message body of the password reset mail.
 	 *
 	 * If the filtered message is empty, the password reset email will not be sent.
 	 *
 	 * @since 2.8.0
 	 * @since 4.1.0 Added `$user_login` and `$user_data` parameters.
 	 *
 	 * @param string  $message    Email message.
 	 * @param string  $key        The activation key.
 	 * @param string  $user_login The username for the user.
 	 * @param WP_User $user_data  WP_User object.
 	 */
 	$message = apply_filters( 'retrieve_password_message', $message, $key, $user_login, $user_data );
 
 	if ( $switched_locale ) {
 		restore_previous_locale();
 	}
 
 	if ( $message && ! wp_mail( $user_email, wp_specialchars_decode( $title ), $message ) ) {
 		$errors->add(
 			'retrieve_password_email_failure',
 			sprintf(
 				/* translators: %s: Documentation URL. */
 				__( '<strong>Error</strong>: The email could not be sent. Your site may not be correctly configured to send emails. <a href="%s">Get support for resetting your password</a>.' ),
 				esc_url( __( 'https://wordpress.org/support/article/resetting-your-password/' ) )
 			)
 		);
 		return $errors;
 	}
 
 	return true;
 }
 
 /**
  * Handles resetting the user's password.
  *
  * @since 2.5.0
  *
  * @param WP_User $user     The user
  * @param string  $new_pass New password for the user in plaintext
  */
 function reset_password( $user, $new_pass ) {
 	/**
 	 * Fires before the user's password is reset.
 	 *
 	 * @since 1.5.0
 	 *
 	 * @param WP_User $user     The user.
 	 * @param string  $new_pass New user password.
 	 */
 	do_action( 'password_reset', $user, $new_pass );
 
 	wp_set_password( $new_pass, $user->ID );
 	update_user_meta( $user->ID, 'default_password_nag', false );
 
 	/**
 	 * Fires after the user's password is reset.
 	 *
 	 * @since 4.4.0
 	 *
 	 * @param WP_User $user     The user.
 	 * @param string  $new_pass New user password.
 	 */
 	do_action( 'after_password_reset', $user, $new_pass );
 }
 
 /**
  * Handles registering a new user.
  *
  * @since 2.5.0
  *
  * @param string $user_login User's username for logging in
  * @param string $user_email User's email address to send password and add
  * @return int|WP_Error Either user's ID or error on failure.
  */
 function register_new_user( $user_login, $user_email ) {
 	$errors = new WP_Error();
 
 	$sanitized_user_login = sanitize_user( $user_login );
 	/**
 	 * Filters the email address of a user being registered.
 	 *
 	 * @since 2.1.0
 	 *
 	 * @param string $user_email The email address of the new user.
 	 */
 	$user_email = apply_filters( 'user_registration_email', $user_email );
 
 	// Check the username.
 	if ( '' === $sanitized_user_login ) {
 		$errors->add( 'empty_username', __( '<strong>Error</strong>: Please enter a username.' ) );
 	} elseif ( ! validate_username( $user_login ) ) {
 		$errors->add( 'invalid_username', __( '<strong>Error</strong>: This username is invalid because it uses illegal characters. Please enter a valid username.' ) );
 		$sanitized_user_login = '';
 	} elseif ( username_exists( $sanitized_user_login ) ) {
 		$errors->add( 'username_exists', __( '<strong>Error</strong>: This username is already registered. Please choose another one.' ) );
 
 	} else {
 		/** This filter is documented in wp-includes/user.php */
 		$illegal_user_logins = (array) apply_filters( 'illegal_user_logins', array() );
 		if ( in_array( strtolower( $sanitized_user_login ), array_map( 'strtolower', $illegal_user_logins ), true ) ) {
 			$errors->add( 'invalid_username', __( '<strong>Error</strong>: Sorry, that username is not allowed.' ) );
 		}
 	}
 
 	// Check the email address.
 	if ( '' === $user_email ) {
 		$errors->add( 'empty_email', __( '<strong>Error</strong>: Please type your email address.' ) );
 	} elseif ( ! is_email( $user_email ) ) {
 		$errors->add( 'invalid_email', __( '<strong>Error</strong>: The email address isn&#8217;t correct.' ) );
 		$user_email = '';
 	} elseif ( email_exists( $user_email ) ) {
 		$errors->add( 'email_exists', __( '<strong>Error</strong>: This email is already registered. Please choose another one.' ) );
 	}
 
 	/**
 	 * Fires when submitting registration form data, before the user is created.
 	 *
 	 * @since 2.1.0
 	 *
 	 * @param string   $sanitized_user_login The submitted username after being sanitized.
 	 * @param string   $user_email           The submitted email.
 	 * @param WP_Error $errors               Contains any errors with submitted username and email,
 	 *                                       e.g., an empty field, an invalid username or email,
 	 *                                       or an existing username or email.
 	 */
 	do_action( 'register_post', $sanitized_user_login, $user_email, $errors );
 
 	/**
 	 * Filters the errors encountered when a new user is being registered.
 	 *
 	 * The filtered WP_Error object may, for example, contain errors for an invalid
 	 * or existing username or email address. A WP_Error object should always be returned,
 	 * but may or may not contain errors.
 	 *
 	 * If any errors are present in $errors, this will abort the user's registration.
 	 *
 	 * @since 2.1.0
 	 *
 	 * @param WP_Error $errors               A WP_Error object containing any errors encountered
 	 *                                       during registration.
 	 * @param string   $sanitized_user_login User's username after it has been sanitized.
 	 * @param string   $user_email           User's email.
 	 */
 	$errors = apply_filters( 'registration_errors', $errors, $sanitized_user_login, $user_email );
 
 	if ( $errors->has_errors() ) {
 		return $errors;
 	}
 
 	$user_pass = wp_generate_password( 12, false );
 	$user_id   = wp_create_user( $sanitized_user_login, $user_pass, $user_email );
 	if ( ! $user_id || is_wp_error( $user_id ) ) {
 		$errors->add(
 			'registerfail',
 			sprintf(
 				/* translators: %s: Admin email address. */
 				__( '<strong>Error</strong>: Couldn&#8217;t register you&hellip; please contact the <a href="mailto:%s">site admin</a>!' ),
 				get_option( 'admin_email' )
 			)
 		);
 		return $errors;
 	}
 
 	update_user_meta( $user_id, 'default_password_nag', true ); // Set up the password change nag.
 
 	/**
 	 * Fires after a new user registration has been recorded.
 	 *
 	 * @since 4.4.0
 	 *
 	 * @param int $user_id ID of the newly registered user.
 	 */
 	do_action( 'register_new_user', $user_id );
 
 	return $user_id;
 }
 
 /**
  * Initiates email notifications related to the creation of new users.
  *
  * Notifications are sent both to the site admin and to the newly created user.
  *
  * @since 4.4.0
  * @since 4.6.0 Converted the `$notify` parameter to accept 'user' for sending
  *              notifications only to the user created.
  *
  * @param int    $user_id ID of the newly created user.
  * @param string $notify  Optional. Type of notification that should happen. Accepts 'admin'
  *                        or an empty string (admin only), 'user', or 'both' (admin and user).
  *                        Default 'both'.
  */
 function wp_send_new_user_notifications( $user_id, $notify = 'both' ) {
 	wp_new_user_notification( $user_id, null, $notify );
 }
 
 /**
  * Retrieve the current session token from the logged_in cookie.
  *
  * @since 4.0.0
  *
  * @return string Token.
  */
 function wp_get_session_token() {
 	$cookie = wp_parse_auth_cookie( '', 'logged_in' );
 	return ! empty( $cookie['token'] ) ? $cookie['token'] : '';
 }
 
 /**
  * Retrieve a list of sessions for the current user.
  *
  * @since 4.0.0
  *
  * @return array Array of sessions.
  */
 function wp_get_all_sessions() {
 	$manager = WP_Session_Tokens::get_instance( get_current_user_id() );
 	return $manager->get_all();
 }
 
 /**
  * Remove the current session token from the database.
  *
  * @since 4.0.0
  */
 function wp_destroy_current_session() {
 	$token = wp_get_session_token();
 	if ( $token ) {
 		$manager = WP_Session_Tokens::get_instance( get_current_user_id() );
 		$manager->destroy( $token );
 	}
 }
 
 /**
  * Remove all but the current session token for the current user for the database.
  *
  * @since 4.0.0
  */
 function wp_destroy_other_sessions() {
 	$token = wp_get_session_token();
 	if ( $token ) {
 		$manager = WP_Session_Tokens::get_instance( get_current_user_id() );
 		$manager->destroy_others( $token );
 	}
 }
 
 /**
  * Remove all session tokens for the current user from the database.
  *
  * @since 4.0.0
  */
 function wp_destroy_all_sessions() {
 	$manager = WP_Session_Tokens::get_instance( get_current_user_id() );
 	$manager->destroy_all();
 }
 
 /**
  * Get the user IDs of all users with no role on this site.
  *
  * @since 4.4.0
  * @since 4.9.0 The `$site_id` parameter was added to support multisite.
  *
  * @param int|null $site_id Optional. The site ID to get users with no role for. Defaults to the current site.
  * @return string[] Array of user IDs as strings.
  */
 function wp_get_users_with_no_role( $site_id = null ) {
 	global $wpdb;
 
 	if ( ! $site_id ) {
 		$site_id = get_current_blog_id();
 	}
 
 	$prefix = $wpdb->get_blog_prefix( $site_id );
 
 	if ( is_multisite() && get_current_blog_id() != $site_id ) {
 		switch_to_blog( $site_id );
 		$role_names = wp_roles()->get_names();
 		restore_current_blog();
 	} else {
 		$role_names = wp_roles()->get_names();
 	}
 
 	$regex = implode( '|', array_keys( $role_names ) );
 	$regex = preg_replace( '/[^a-zA-Z_\|-]/', '', $regex );
 	$users = $wpdb->get_col(
 		$wpdb->prepare(
 			"
 		SELECT user_id
 		FROM $wpdb->usermeta
 		WHERE meta_key = '{$prefix}capabilities'
 		AND meta_value NOT REGEXP %s
 	",
 			$regex
 		)
 	);
 
 	return $users;
 }
 
 /**
  * Retrieves the current user object.
  *
  * Will set the current user, if the current user is not set. The current user
  * will be set to the logged-in person. If no user is logged-in, then it will
  * set the current user to 0, which is invalid and won't have any permissions.
  *
  * This function is used by the pluggable functions wp_get_current_user() and
  * get_currentuserinfo(), the latter of which is deprecated but used for backward
  * compatibility.
  *
  * @since 4.5.0
  * @access private
  *
  * @see wp_get_current_user()
  * @global WP_User $current_user Checks if the current user is set.
  *
  * @return WP_User Current WP_User instance.
  */
 function _wp_get_current_user() {
 	global $current_user;
 
 	if ( ! empty( $current_user ) ) {
 		if ( $current_user instanceof WP_User ) {
 			return $current_user;
 		}
 
 		// Upgrade stdClass to WP_User.
 		if ( is_object( $current_user ) && isset( $current_user->ID ) ) {
 			$cur_id       = $current_user->ID;
 			$current_user = null;
 			wp_set_current_user( $cur_id );
 			return $current_user;
 		}
 
 		// $current_user has a junk value. Force to WP_User with ID 0.
 		$current_user = null;
 		wp_set_current_user( 0 );
 		return $current_user;
 	}
 
 	if ( defined( 'XMLRPC_REQUEST' ) && XMLRPC_REQUEST ) {
 		wp_set_current_user( 0 );
 		return $current_user;
 	}
 
 	/**
 	 * Filters the current user.
 	 *
 	 * The default filters use this to determine the current user from the
 	 * request's cookies, if available.
 	 *
 	 * Returning a value of false will effectively short-circuit setting
 	 * the current user.
 	 *
 	 * @since 3.9.0
 	 *
 	 * @param int|false $user_id User ID if one has been determined, false otherwise.
 	 */
 	$user_id = apply_filters( 'determine_current_user', false );
 	if ( ! $user_id ) {
 		wp_set_current_user( 0 );
 		return $current_user;
 	}
 
 	wp_set_current_user( $user_id );
 
 	return $current_user;
 }
 
 /**
  * Send a confirmation request email when a change of user email address is attempted.
  *
  * @since 3.0.0
  * @since 4.9.0 This function was moved from wp-admin/includes/ms.php so it's no longer Multisite specific.
  *
  * @global WP_Error $errors WP_Error object.
  */
 function send_confirmation_on_profile_email() {
 	global $errors;
 
 	$current_user = wp_get_current_user();
 	if ( ! is_object( $errors ) ) {
 		$errors = new WP_Error();
 	}
 
 	if ( $current_user->ID != $_POST['user_id'] ) {
 		return false;
 	}
 
 	if ( $current_user->user_email != $_POST['email'] ) {
 		if ( ! is_email( $_POST['email'] ) ) {
 			$errors->add(
 				'user_email',
 				__( '<strong>Error</strong>: The email address isn&#8217;t correct.' ),
 				array(
 					'form-field' => 'email',
 				)
 			);
 
 			return;
 		}
 
 		if ( email_exists( $_POST['email'] ) ) {
 			$errors->add(
 				'user_email',
 				__( '<strong>Error</strong>: The email address is already used.' ),
 				array(
 					'form-field' => 'email',
 				)
 			);
 			delete_user_meta( $current_user->ID, '_new_email' );
 
 			return;
 		}
 
 		$hash           = md5( $_POST['email'] . time() . wp_rand() );
 		$new_user_email = array(
 			'hash'     => $hash,
 			'newemail' => $_POST['email'],
 		);
 		update_user_meta( $current_user->ID, '_new_email', $new_user_email );
 
 		$sitename = wp_specialchars_decode( get_option( 'blogname' ), ENT_QUOTES );
 
 		/* translators: Do not translate USERNAME, ADMIN_URL, EMAIL, SITENAME, SITEURL: those are placeholders. */
 		$email_text = __(
 			'Howdy ###USERNAME###,
 
 You recently requested to have the email address on your account changed.
 
 If this is correct, please click on the following link to change it:
 ###ADMIN_URL###
 
 You can safely ignore and delete this email if you do not want to
 take this action.
 
 This email has been sent to ###EMAIL###
 
 Regards,
 All at ###SITENAME###
 ###SITEURL###'
 		);
 
 		/**
 		 * Filters the text of the email sent when a change of user email address is attempted.
 		 *
 		 * The following strings have a special meaning and will get replaced dynamically:
 		 * - ###USERNAME###  The current user's username.
 		 * - ###ADMIN_URL### The link to click on to confirm the email change.
 		 * - ###EMAIL###     The new email.
 		 * - ###SITENAME###  The name of the site.
 		 * - ###SITEURL###   The URL to the site.
 		 *
 		 * @since MU (3.0.0)
 		 * @since 4.9.0 This filter is no longer Multisite specific.
 		 *
 		 * @param string $email_text     Text in the email.
 		 * @param array  $new_user_email {
 		 *     Data relating to the new user email address.
 		 *
 		 *     @type string $hash     The secure hash used in the confirmation link URL.
 		 *     @type string $newemail The proposed new email address.
 		 * }
 		 */
 		$content = apply_filters( 'new_user_email_content', $email_text, $new_user_email );
 
 		$content = str_replace( '###USERNAME###', $current_user->user_login, $content );
 		$content = str_replace( '###ADMIN_URL###', esc_url( admin_url( 'profile.php?newuseremail=' . $hash ) ), $content );
 		$content = str_replace( '###EMAIL###', $_POST['email'], $content );
 		$content = str_replace( '###SITENAME###', $sitename, $content );
 		$content = str_replace( '###SITEURL###', home_url(), $content );
 
 		/* translators: New email address notification email subject. %s: Site title. */
 		wp_mail( $_POST['email'], sprintf( __( '[%s] Email Change Request' ), $sitename ), $content );
 
 		$_POST['email'] = $current_user->user_email;
 	}
 }
 
 /**
  * Adds an admin notice alerting the user to check for confirmation request email
  * after email address change.
  *
  * @since 3.0.0
  * @since 4.9.0 This function was moved from wp-admin/includes/ms.php so it's no longer Multisite specific.
  *
  * @global string $pagenow
  */
 function new_user_email_admin_notice() {
 	global $pagenow;
 
 	if ( 'profile.php' === $pagenow && isset( $_GET['updated'] ) ) {
 		$email = get_user_meta( get_current_user_id(), '_new_email', true );
 		if ( $email ) {
 			/* translators: %s: New email address. */
 			echo '<div class="notice notice-info"><p>' . sprintf( __( 'Your email address has not been updated yet. Please check your inbox at %s for a confirmation email.' ), '<code>' . esc_html( $email['newemail'] ) . '</code>' ) . '</p></div>';
 		}
 	}
 }
 
 /**
  * Get all personal data request types.
  *
  * @since 4.9.6
  * @access private
  *
  * @return array List of core privacy action types.
  */
 function _wp_privacy_action_request_types() {
 	return array(
 		'export_personal_data',
 		'remove_personal_data',
 	);
 }
 
 /**
  * Registers the personal data exporter for users.
  *
  * @since 4.9.6
  *
  * @param array $exporters  An array of personal data exporters.
  * @return array An array of personal data exporters.
  */
 function wp_register_user_personal_data_exporter( $exporters ) {
 	$exporters['wordpress-user'] = array(
 		'exporter_friendly_name' => __( 'WordPress User' ),
 		'callback'               => 'wp_user_personal_data_exporter',
 	);
 
 	return $exporters;
 }
 
 /**
  * Finds and exports personal data associated with an email address from the user and user_meta table.
  *
  * @since 4.9.6
  * @since 5.4.0 Added 'Community Events Location' group to the export data.
  * @since 5.4.0 Added 'Session Tokens' group to the export data.
  *
  * @param string $email_address  The user's email address.
  * @return array An array of personal data.
  */
 function wp_user_personal_data_exporter( $email_address ) {
 	$email_address = trim( $email_address );
 
 	$data_to_export = array();
 
 	$user = get_user_by( 'email', $email_address );
 
 	if ( ! $user ) {
 		return array(
 			'data' => array(),
 			'done' => true,
 		);
 	}
 
 	$user_meta = get_user_meta( $user->ID );
 
 	$user_props_to_export = array(
 		'ID'              => __( 'User ID' ),
 		'user_login'      => __( 'User Login Name' ),
 		'user_nicename'   => __( 'User Nice Name' ),
 		'user_email'      => __( 'User Email' ),
 		'user_url'        => __( 'User URL' ),
 		'user_registered' => __( 'User Registration Date' ),
 		'display_name'    => __( 'User Display Name' ),
 		'nickname'        => __( 'User Nickname' ),
 		'first_name'      => __( 'User First Name' ),
 		'last_name'       => __( 'User Last Name' ),
 		'description'     => __( 'User Description' ),
 	);
 
 	$user_data_to_export = array();
 
 	foreach ( $user_props_to_export as $key => $name ) {
 		$value = '';
 
 		switch ( $key ) {
 			case 'ID':
 			case 'user_login':
 			case 'user_nicename':
 			case 'user_email':
 			case 'user_url':
 			case 'user_registered':
 			case 'display_name':
 				$value = $user->data->$key;
 				break;
 			case 'nickname':
 			case 'first_name':
 			case 'last_name':
 			case 'description':
 				$value = $user_meta[ $key ][0];
 				break;
 		}
 
 		if ( ! empty( $value ) ) {
 			$user_data_to_export[] = array(
 				'name'  => $name,
 				'value' => $value,
 			);
 		}
 	}
 
 	// Get the list of reserved names.
 	$reserved_names = array_values( $user_props_to_export );
 
 	/**
 	 * Filter to extend the user's profile data for the privacy exporter.
 	 *
 	 * @since 5.4.0
 	 *
 	 * @param array    $additional_user_profile_data {
 	 *     An array of name-value pairs of additional user data items. Default empty array.
 	 *
 	 *     @type string $name  The user-facing name of an item name-value pair,e.g. 'IP Address'.
 	 *     @type string $value The user-facing value of an item data pair, e.g. '50.60.70.0'.
 	 * }
 	 * @param WP_User  $user           The user whose data is being exported.
 	 * @param string[] $reserved_names An array of reserved names. Any item in `$additional_user_data`
 	 *                                 that uses one of these for its `name` will not be included in the export.
 	 */
 	$_extra_data = apply_filters( 'wp_privacy_additional_user_profile_data', array(), $user, $reserved_names );
 
 	if ( is_array( $_extra_data ) && ! empty( $_extra_data ) ) {
 		// Remove items that use reserved names.
 		$extra_data = array_filter(
 			$_extra_data,
 			function( $item ) use ( $reserved_names ) {
 				return ! in_array( $item['name'], $reserved_names, true );
 			}
 		);
 
 		if ( count( $extra_data ) !== count( $_extra_data ) ) {
 			_doing_it_wrong(
 				__FUNCTION__,
 				sprintf(
 					/* translators: %s: wp_privacy_additional_user_profile_data */
 					__( 'Filter %s returned items with reserved names.' ),
 					'<code>wp_privacy_additional_user_profile_data</code>'
 				),
 				'5.4.0'
 			);
 		}
 
 		if ( ! empty( $extra_data ) ) {
 			$user_data_to_export = array_merge( $user_data_to_export, $extra_data );
 		}
 	}
 
 	$data_to_export[] = array(
 		'group_id'          => 'user',
 		'group_label'       => __( 'User' ),
 		'group_description' => __( 'User&#8217;s profile data.' ),
 		'item_id'           => "user-{$user->ID}",
 		'data'              => $user_data_to_export,
 	);
 
 	if ( isset( $user_meta['community-events-location'] ) ) {
 		$location = maybe_unserialize( $user_meta['community-events-location'][0] );
 
 		$location_props_to_export = array(
 			'description' => __( 'City' ),
 			'country'     => __( 'Country' ),
 			'latitude'    => __( 'Latitude' ),
 			'longitude'   => __( 'Longitude' ),
 			'ip'          => __( 'IP' ),
 		);
 
 		$location_data_to_export = array();
 
 		foreach ( $location_props_to_export as $key => $name ) {
 			if ( ! empty( $location[ $key ] ) ) {
 				$location_data_to_export[] = array(
 					'name'  => $name,
 					'value' => $location[ $key ],
 				);
 			}
 		}
 
 		$data_to_export[] = array(
 			'group_id'          => 'community-events-location',
 			'group_label'       => __( 'Community Events Location' ),
 			'group_description' => __( 'User&#8217;s location data used for the Community Events in the WordPress Events and News dashboard widget.' ),
 			'item_id'           => "community-events-location-{$user->ID}",
 			'data'              => $location_data_to_export,
 		);
 	}
 
 	if ( isset( $user_meta['session_tokens'] ) ) {
 		$session_tokens = maybe_unserialize( $user_meta['session_tokens'][0] );
 
 		$session_tokens_props_to_export = array(
 			'expiration' => __( 'Expiration' ),
 			'ip'         => __( 'IP' ),
 			'ua'         => __( 'User Agent' ),
 			'login'      => __( 'Last Login' ),
 		);
 
 		foreach ( $session_tokens as $token_key => $session_token ) {
 			$session_tokens_data_to_export = array();
 
 			foreach ( $session_tokens_props_to_export as $key => $name ) {
 				if ( ! empty( $session_token[ $key ] ) ) {
 					$value = $session_token[ $key ];
 					if ( in_array( $key, array( 'expiration', 'login' ), true ) ) {
 						$value = date_i18n( 'F d, Y H:i A', $value );
 					}
 					$session_tokens_data_to_export[] = array(
 						'name'  => $name,
 						'value' => $value,
 					);
 				}
 			}
 
 			$data_to_export[] = array(
 				'group_id'          => 'session-tokens',
 				'group_label'       => __( 'Session Tokens' ),
 				'group_description' => __( 'User&#8217;s Session Tokens data.' ),
 				'item_id'           => "session-tokens-{$user->ID}-{$token_key}",
 				'data'              => $session_tokens_data_to_export,
 			);
 		}
 	}
 
 	return array(
 		'data' => $data_to_export,
 		'done' => true,
 	);
 }
 
 /**
  * Update log when privacy request is confirmed.
  *
  * @since 4.9.6
  * @access private
  *
  * @param int $request_id ID of the request.
  */
 function _wp_privacy_account_request_confirmed( $request_id ) {
 	$request = wp_get_user_request( $request_id );
 
 	if ( ! $request ) {
 		return;
 	}
 
 	if ( ! in_array( $request->status, array( 'request-pending', 'request-failed' ), true ) ) {
 		return;
 	}
 
 	update_post_meta( $request_id, '_wp_user_request_confirmed_timestamp', time() );
 	wp_update_post(
 		array(
 			'ID'          => $request_id,
 			'post_status' => 'request-confirmed',
 		)
 	);
 }
 
 /**
  * Notify the site administrator via email when a request is confirmed.
  *
  * Without this, the admin would have to manually check the site to see if any
  * action was needed on their part yet.
  *
  * @since 4.9.6
  *
  * @param int $request_id The ID of the request.
  */
 function _wp_privacy_send_request_confirmation_notification( $request_id ) {
 	$request = wp_get_user_request( $request_id );
 
 	if ( ! is_a( $request, 'WP_User_Request' ) || 'request-confirmed' !== $request->status ) {
 		return;
 	}
 
 	$already_notified = (bool) get_post_meta( $request_id, '_wp_admin_notified', true );
 
 	if ( $already_notified ) {
 		return;
 	}
 
 	if ( 'export_personal_data' === $request->action_name ) {
 		$manage_url = admin_url( 'export-personal-data.php' );
 	} elseif ( 'remove_personal_data' === $request->action_name ) {
 		$manage_url = admin_url( 'erase-personal-data.php' );
 	}
 	$action_description = wp_user_request_action_description( $request->action_name );
 
 	/**
 	 * Filters the recipient of the data request confirmation notification.
 	 *
 	 * In a Multisite environment, this will default to the email address of the
 	 * network admin because, by default, single site admins do not have the
 	 * capabilities required to process requests. Some networks may wish to
 	 * delegate those capabilities to a single-site admin, or a dedicated person
 	 * responsible for managing privacy requests.
 	 *
 	 * @since 4.9.6
 	 *
 	 * @param string          $admin_email The email address of the notification recipient.
 	 * @param WP_User_Request $request     The request that is initiating the notification.
 	 */
 	$admin_email = apply_filters( 'user_request_confirmed_email_to', get_site_option( 'admin_email' ), $request );
 
 	$email_data = array(
 		'request'     => $request,
 		'user_email'  => $request->email,
 		'description' => $action_description,
 		'manage_url'  => $manage_url,
 		'sitename'    => wp_specialchars_decode( get_option( 'blogname' ), ENT_QUOTES ),
 		'siteurl'     => home_url(),
 		'admin_email' => $admin_email,
 	);
 
 	$subject = sprintf(
 		/* translators: Privacy data request confirmed notification email subject. 1: Site title, 2: Name of the confirmed action. */
 		__( '[%1$s] Action Confirmed: %2$s' ),
 		$email_data['sitename'],
 		$action_description
 	);
 
 	/**
 	 * Filters the subject of the user request confirmation email.
 	 *
 	 * @since 4.9.8
 	 *
 	 * @param string $subject    The email subject.
 	 * @param string $sitename   The name of the site.
 	 * @param array  $email_data {
 	 *     Data relating to the account action email.
 	 *
 	 *     @type WP_User_Request $request     User request object.
 	 *     @type string          $user_email  The email address confirming a request
 	 *     @type string          $description Description of the action being performed so the user knows what the email is for.
 	 *     @type string          $manage_url  The link to click manage privacy requests of this type.
 	 *     @type string          $sitename    The site name sending the mail.
 	 *     @type string          $siteurl     The site URL sending the mail.
 	 *     @type string          $admin_email The administrator email receiving the mail.
 	 * }
 	 */
 	$subject = apply_filters( 'user_request_confirmed_email_subject', $subject, $email_data['sitename'], $email_data );
 
 	/* translators: Do not translate SITENAME, USER_EMAIL, DESCRIPTION, MANAGE_URL, SITEURL; those are placeholders. */
 	$content = __(
 		'Howdy,
 
 A user data privacy request has been confirmed on ###SITENAME###:
 
 User: ###USER_EMAIL###
 Request: ###DESCRIPTION###
 
 You can view and manage these data privacy requests here:
 
 ###MANAGE_URL###
 
 Regards,
 All at ###SITENAME###
 ###SITEURL###'
 	);
 
 	/**
 	 * Filters the body of the user request confirmation email.
 	 *
 	 * The email is sent to an administrator when a user request is confirmed.
 	 *
 	 * The following strings have a special meaning and will get replaced dynamically:
 	 *
 	 * ###SITENAME###    The name of the site.
 	 * ###USER_EMAIL###  The user email for the request.
 	 * ###DESCRIPTION### Description of the action being performed so the user knows what the email is for.
 	 * ###MANAGE_URL###  The URL to manage requests.
 	 * ###SITEURL###     The URL to the site.
 	 *
 	 * @since 4.9.6
 	 * @deprecated 5.8.0 Use {@see 'user_request_confirmed_email_content'} instead.
 	 *                   For user erasure fulfillment email content
 	 *                   use {@see 'user_erasure_fulfillment_email_content'} instead.
 	 *
 	 * @param string $content    The email content.
 	 * @param array  $email_data {
 	 *     Data relating to the account action email.
 	 *
 	 *     @type WP_User_Request $request     User request object.
 	 *     @type string          $user_email  The email address confirming a request
 	 *     @type string          $description Description of the action being performed
 	 *                                        so the user knows what the email is for.
 	 *     @type string          $manage_url  The link to click manage privacy requests of this type.
 	 *     @type string          $sitename    The site name sending the mail.
 	 *     @type string          $siteurl     The site URL sending the mail.
 	 *     @type string          $admin_email The administrator email receiving the mail.
 	 * }
 	 */
 	$content = apply_filters_deprecated(
 		'user_confirmed_action_email_content',
 		array( $content, $email_data ),
 		'5.8.0',
 		sprintf(
 			/* translators: 1 & 2: Deprecation replacement options. */
 			__( '%1$s or %2$s' ),
 			'user_request_confirmed_email_content',
 			'user_erasure_fulfillment_email_content'
 		)
 	);
 
 	/**
 	 * Filters the body of the user request confirmation email.
 	 *
 	 * The email is sent to an administrator when a user request is confirmed.
 	 * The following strings have a special meaning and will get replaced dynamically:
 	 *
 	 * ###SITENAME###    The name of the site.
 	 * ###USER_EMAIL###  The user email for the request.
 	 * ###DESCRIPTION### Description of the action being performed so the user knows what the email is for.
 	 * ###MANAGE_URL###  The URL to manage requests.
 	 * ###SITEURL###     The URL to the site.
 	 *
 	 * @since 5.8.0
 	 *
 	 * @param string $content    The email content.
 	 * @param array  $email_data {
 	 *     Data relating to the account action email.
 	 *
 	 *     @type WP_User_Request $request     User request object.
 	 *     @type string          $user_email  The email address confirming a request
 	 *     @type string          $description Description of the action being performed so the user knows what the email is for.
 	 *     @type string          $manage_url  The link to click manage privacy requests of this type.
 	 *     @type string          $sitename    The site name sending the mail.
 	 *     @type string          $siteurl     The site URL sending the mail.
 	 *     @type string          $admin_email The administrator email receiving the mail.
 	 * }
 	 */
 	$content = apply_filters( 'user_request_confirmed_email_content', $content, $email_data );
 
 	$content = str_replace( '###SITENAME###', $email_data['sitename'], $content );
 	$content = str_replace( '###USER_EMAIL###', $email_data['user_email'], $content );
 	$content = str_replace( '###DESCRIPTION###', $email_data['description'], $content );
 	$content = str_replace( '###MANAGE_URL###', esc_url_raw( $email_data['manage_url'] ), $content );
 	$content = str_replace( '###SITEURL###', esc_url_raw( $email_data['siteurl'] ), $content );
 
 	$headers = '';
 
 	/**
 	 * Filters the headers of the user request confirmation email.
 	 *
 	 * @since 5.4.0
 	 *
 	 * @param string|array $headers    The email headers.
 	 * @param string       $subject    The email subject.
 	 * @param string       $content    The email content.
 	 * @param int          $request_id The request ID.
 	 * @param array        $email_data {
 	 *     Data relating to the account action email.
 	 *
 	 *     @type WP_User_Request $request     User request object.
 	 *     @type string          $user_email  The email address confirming a request
 	 *     @type string          $description Description of the action being performed so the user knows what the email is for.
 	 *     @type string          $manage_url  The link to click manage privacy requests of this type.
 	 *     @type string          $sitename    The site name sending the mail.
 	 *     @type string          $siteurl     The site URL sending the mail.
 	 *     @type string          $admin_email The administrator email receiving the mail.
 	 * }
 	 */
 	$headers = apply_filters( 'user_request_confirmed_email_headers', $headers, $subject, $content, $request_id, $email_data );
 
 	$email_sent = wp_mail( $email_data['admin_email'], $subject, $content, $headers );
 
 	if ( $email_sent ) {
 		update_post_meta( $request_id, '_wp_admin_notified', true );
 	}
 }
 
 /**
  * Notify the user when their erasure request is fulfilled.
  *
  * Without this, the user would never know if their data was actually erased.
  *
  * @since 4.9.6
  *
  * @param int $request_id The privacy request post ID associated with this request.
  */
 function _wp_privacy_send_erasure_fulfillment_notification( $request_id ) {
 	$request = wp_get_user_request( $request_id );
 
 	if ( ! is_a( $request, 'WP_User_Request' ) || 'request-completed' !== $request->status ) {
 		return;
 	}
 
 	$already_notified = (bool) get_post_meta( $request_id, '_wp_user_notified', true );
 
 	if ( $already_notified ) {
 		return;
 	}
 
 	// Localize message content for user; fallback to site default for visitors.
 	if ( ! empty( $request->user_id ) ) {
 		$locale = get_user_locale( $request->user_id );
 	} else {
 		$locale = get_locale();
 	}
 
 	$switched_locale = switch_to_locale( $locale );
 
 	/**
 	 * Filters the recipient of the data erasure fulfillment notification.
 	 *
 	 * @since 4.9.6
 	 *
 	 * @param string          $user_email The email address of the notification recipient.
 	 * @param WP_User_Request $request    The request that is initiating the notification.
 	 */
 	$user_email = apply_filters( 'user_erasure_fulfillment_email_to', $request->email, $request );
 
 	$email_data = array(
 		'request'            => $request,
 		'message_recipient'  => $user_email,
 		'privacy_policy_url' => get_privacy_policy_url(),
 		'sitename'           => wp_specialchars_decode( get_option( 'blogname' ), ENT_QUOTES ),
 		'siteurl'            => home_url(),
 	);
 
 	$subject = sprintf(
 		/* translators: Erasure request fulfilled notification email subject. %s: Site title. */
 		__( '[%s] Erasure Request Fulfilled' ),
 		$email_data['sitename']
 	);
 
 	/**
 	 * Filters the subject of the email sent when an erasure request is completed.
 	 *
 	 * @since 4.9.8
 	 * @deprecated 5.8.0 Use {@see 'user_erasure_fulfillment_email_subject'} instead.
 	 *
 	 * @param string $subject    The email subject.
 	 * @param string $sitename   The name of the site.
 	 * @param array  $email_data {
 	 *     Data relating to the account action email.
 	 *
 	 *     @type WP_User_Request $request            User request object.
 	 *     @type string          $message_recipient  The address that the email will be sent to. Defaults
 	 *                                               to the value of `$request->email`, but can be changed
 	 *                                               by the `user_erasure_fulfillment_email_to` filter.
 	 *     @type string          $privacy_policy_url Privacy policy URL.
 	 *     @type string          $sitename           The site name sending the mail.
 	 *     @type string          $siteurl            The site URL sending the mail.
 	 * }
 	 */
 	$subject = apply_filters_deprecated(
 		'user_erasure_complete_email_subject',
 		array( $subject, $email_data['sitename'], $email_data ),
 		'5.8.0',
 		'user_erasure_fulfillment_email_subject'
 	);
 
 	/**
 	 * Filters the subject of the email sent when an erasure request is completed.
 	 *
 	 * @since 5.8.0
 	 *
 	 * @param string $subject    The email subject.
 	 * @param string $sitename   The name of the site.
 	 * @param array  $email_data {
 	 *     Data relating to the account action email.
 	 *
 	 *     @type WP_User_Request $request            User request object.
 	 *     @type string          $message_recipient  The address that the email will be sent to. Defaults
 	 *                                               to the value of `$request->email`, but can be changed
 	 *                                               by the `user_erasure_fulfillment_email_to` filter.
 	 *     @type string          $privacy_policy_url Privacy policy URL.
 	 *     @type string          $sitename           The site name sending the mail.
 	 *     @type string          $siteurl            The site URL sending the mail.
 	 * }
 	 */
 	$subject = apply_filters( 'user_erasure_fulfillment_email_subject', $subject, $email_data['sitename'], $email_data );
 
 	/* translators: Do not translate SITENAME, SITEURL; those are placeholders. */
 	$content = __(
 		'Howdy,
 
 Your request to erase your personal data on ###SITENAME### has been completed.
 
 If you have any follow-up questions or concerns, please contact the site administrator.
 
 Regards,
 All at ###SITENAME###
 ###SITEURL###'
 	);
 
 	if ( ! empty( $email_data['privacy_policy_url'] ) ) {
 		/* translators: Do not translate SITENAME, SITEURL, PRIVACY_POLICY_URL; those are placeholders. */
 		$content = __(
 			'Howdy,
 
 Your request to erase your personal data on ###SITENAME### has been completed.
 
 If you have any follow-up questions or concerns, please contact the site administrator.
 
 For more information, you can also read our privacy policy: ###PRIVACY_POLICY_URL###
 
 Regards,
 All at ###SITENAME###
 ###SITEURL###'
 		);
 	}
 
 	/**
 	 * Filters the body of the data erasure fulfillment notification.
 	 *
 	 * The email is sent to a user when their data erasure request is fulfilled
 	 * by an administrator.
 	 *
 	 * The following strings have a special meaning and will get replaced dynamically:
 	 *
 	 * ###SITENAME###           The name of the site.
 	 * ###PRIVACY_POLICY_URL### Privacy policy page URL.
 	 * ###SITEURL###            The URL to the site.
 	 *
 	 * @since 4.9.6
 	 * @deprecated 5.8.0 Use {@see 'user_erasure_fulfillment_email_content'} instead.
 	 *                   For user request confirmation email content
 	 *                   use {@see 'user_request_confirmed_email_content'} instead.
 	 *
 	 * @param string $content The email content.
 	 * @param array  $email_data {
 	 *     Data relating to the account action email.
 	 *
 	 *     @type WP_User_Request $request            User request object.
 	 *     @type string          $message_recipient  The address that the email will be sent to. Defaults
 	 *                                               to the value of `$request->email`, but can be changed
 	 *                                               by the `user_erasure_fulfillment_email_to` filter.
 	 *     @type string          $privacy_policy_url Privacy policy URL.
 	 *     @type string          $sitename           The site name sending the mail.
 	 *     @type string          $siteurl            The site URL sending the mail.
 	 * }
 	 */
 	$content = apply_filters_deprecated(
 		'user_confirmed_action_email_content',
 		array( $content, $email_data ),
 		'5.8.0',
 		sprintf(
 			/* translators: 1 & 2: Deprecation replacement options. */
 			__( '%1$s or %2$s' ),
 			'user_erasure_fulfillment_email_content',
 			'user_request_confirmed_email_content'
 		)
 	);
 
 	/**
 	 * Filters the body of the data erasure fulfillment notification.
 	 *
 	 * The email is sent to a user when their data erasure request is fulfilled
 	 * by an administrator.
 	 *
 	 * The following strings have a special meaning and will get replaced dynamically:
 	 *
 	 * ###SITENAME###           The name of the site.
 	 * ###PRIVACY_POLICY_URL### Privacy policy page URL.
 	 * ###SITEURL###            The URL to the site.
 	 *
 	 * @since 5.8.0
 	 *
 	 * @param string $content The email content.
 	 * @param array  $email_data {
 	 *     Data relating to the account action email.
 	 *
 	 *     @type WP_User_Request $request            User request object.
 	 *     @type string          $message_recipient  The address that the email will be sent to. Defaults
 	 *                                               to the value of `$request->email`, but can be changed
 	 *                                               by the `user_erasure_fulfillment_email_to` filter.
 	 *     @type string          $privacy_policy_url Privacy policy URL.
 	 *     @type string          $sitename           The site name sending the mail.
 	 *     @type string          $siteurl            The site URL sending the mail.
 	 * }
 	 */
 	$content = apply_filters( 'user_erasure_fulfillment_email_content', $content, $email_data );
 
 	$content = str_replace( '###SITENAME###', $email_data['sitename'], $content );
 	$content = str_replace( '###PRIVACY_POLICY_URL###', $email_data['privacy_policy_url'], $content );
 	$content = str_replace( '###SITEURL###', esc_url_raw( $email_data['siteurl'] ), $content );
 
 	$headers = '';
 
 	/**
 	 * Filters the headers of the data erasure fulfillment notification.
 	 *
 	 * @since 5.4.0
 	 * @deprecated 5.8.0 Use {@see 'user_erasure_fulfillment_email_headers'} instead.
 	 *
 	 * @param string|array $headers    The email headers.
 	 * @param string       $subject    The email subject.
 	 * @param string       $content    The email content.
 	 * @param int          $request_id The request ID.
 	 * @param array        $email_data {
 	 *     Data relating to the account action email.
 	 *
 	 *     @type WP_User_Request $request            User request object.
 	 *     @type string          $message_recipient  The address that the email will be sent to. Defaults
 	 *                                               to the value of `$request->email`, but can be changed
 	 *                                               by the `user_erasure_fulfillment_email_to` filter.
 	 *     @type string          $privacy_policy_url Privacy policy URL.
 	 *     @type string          $sitename           The site name sending the mail.
 	 *     @type string          $siteurl            The site URL sending the mail.
 	 * }
 	 */
 	$headers = apply_filters_deprecated(
 		'user_erasure_complete_email_headers',
 		array( $headers, $subject, $content, $request_id, $email_data ),
 		'5.8.0',
 		'user_erasure_fulfillment_email_headers'
 	);
 
 	/**
 	 * Filters the headers of the data erasure fulfillment notification.
 	 *
 	 * @since 5.8.0
 	 *
 	 * @param string|array $headers    The email headers.
 	 * @param string       $subject    The email subject.
 	 * @param string       $content    The email content.
 	 * @param int          $request_id The request ID.
 	 * @param array        $email_data {
 	 *     Data relating to the account action email.
 	 *
 	 *     @type WP_User_Request $request            User request object.
 	 *     @type string          $message_recipient  The address that the email will be sent to. Defaults
 	 *                                               to the value of `$request->email`, but can be changed
 	 *                                               by the `user_erasure_fulfillment_email_to` filter.
 	 *     @type string          $privacy_policy_url Privacy policy URL.
 	 *     @type string          $sitename           The site name sending the mail.
 	 *     @type string          $siteurl            The site URL sending the mail.
 	 * }
 	 */
 	$headers = apply_filters( 'user_erasure_fulfillment_email_headers', $headers, $subject, $content, $request_id, $email_data );
 
 	$email_sent = wp_mail( $user_email, $subject, $content, $headers );
 
 	if ( $switched_locale ) {
 		restore_previous_locale();
 	}
 
 	if ( $email_sent ) {
 		update_post_meta( $request_id, '_wp_user_notified', true );
 	}
 }
 
 /**
  * Return request confirmation message HTML.
  *
  * @since 4.9.6
  * @access private
  *
  * @param int $request_id The request ID being confirmed.
  * @return string The confirmation message.
  */
 function _wp_privacy_account_request_confirmed_message( $request_id ) {
 	$request = wp_get_user_request( $request_id );
 
 	$message  = '<p class="success">' . __( 'Action has been confirmed.' ) . '</p>';
 	$message .= '<p>' . __( 'The site administrator has been notified and will fulfill your request as soon as possible.' ) . '</p>';
 
 	if ( $request && in_array( $request->action_name, _wp_privacy_action_request_types(), true ) ) {
 		if ( 'export_personal_data' === $request->action_name ) {
 			$message  = '<p class="success">' . __( 'Thanks for confirming your export request.' ) . '</p>';
 			$message .= '<p>' . __( 'The site administrator has been notified. You will receive a link to download your export via email when they fulfill your request.' ) . '</p>';
 		} elseif ( 'remove_personal_data' === $request->action_name ) {
 			$message  = '<p class="success">' . __( 'Thanks for confirming your erasure request.' ) . '</p>';
 			$message .= '<p>' . __( 'The site administrator has been notified. You will receive an email confirmation when they erase your data.' ) . '</p>';
 		}
 	}
 
 	/**
 	 * Filters the message displayed to a user when they confirm a data request.
 	 *
 	 * @since 4.9.6
 	 *
 	 * @param string $message    The message to the user.
 	 * @param int    $request_id The ID of the request being confirmed.
 	 */
 	$message = apply_filters( 'user_request_action_confirmed_message', $message, $request_id );
 
 	return $message;
 }
 
 /**
  * Create and log a user request to perform a specific action.
  *
  * Requests are stored inside a post type named `user_request` since they can apply to both
  * users on the site, or guests without a user account.
  *
  * @since 4.9.6
  * @since 5.7.0 Added the `$status` parameter.
  *
  * @param string $email_address           User email address. This can be the address of a registered
  *                                        or non-registered user.
  * @param string $action_name             Name of the action that is being confirmed. Required.
  * @param array  $request_data            Misc data you want to send with the verification request and pass
  *                                        to the actions once the request is confirmed.
  * @param string $status                  Optional request status (pending or confirmed). Default 'pending'.
  * @return int|WP_Error                   Returns the request ID if successful, or a WP_Error object on failure.
  */
 function wp_create_user_request( $email_address = '', $action_name = '', $request_data = array(), $status = 'pending' ) {
 	$email_address = sanitize_email( $email_address );
 	$action_name   = sanitize_key( $action_name );
 
 	if ( ! is_email( $email_address ) ) {
 		return new WP_Error( 'invalid_email', __( 'Invalid email address.' ) );
 	}
 
 	if ( ! in_array( $action_name, _wp_privacy_action_request_types(), true ) ) {
 		return new WP_Error( 'invalid_action', __( 'Invalid action name.' ) );
 	}
 
 	if ( ! in_array( $status, array( 'pending', 'confirmed' ), true ) ) {
 		return new WP_Error( 'invalid_status', __( 'Invalid request status.' ) );
 	}
 
 	$user    = get_user_by( 'email', $email_address );
 	$user_id = $user && ! is_wp_error( $user ) ? $user->ID : 0;
 
 	// Check for duplicates.
 	$requests_query = new WP_Query(
 		array(
 			'post_type'     => 'user_request',
 			'post_name__in' => array( $action_name ), // Action name stored in post_name column.
 			'title'         => $email_address,        // Email address stored in post_title column.
 			'post_status'   => array(
 				'request-pending',
 				'request-confirmed',
 			),
 			'fields'        => 'ids',
 		)
 	);
 
 	if ( $requests_query->found_posts ) {
 		return new WP_Error( 'duplicate_request', __( 'An incomplete personal data request for this email address already exists.' ) );
 	}
 
 	$request_id = wp_insert_post(
 		array(
 			'post_author'   => $user_id,
 			'post_name'     => $action_name,
 			'post_title'    => $email_address,
 			'post_content'  => wp_json_encode( $request_data ),
 			'post_status'   => 'request-' . $status,
 			'post_type'     => 'user_request',
 			'post_date'     => current_time( 'mysql', false ),
 			'post_date_gmt' => current_time( 'mysql', true ),
 		),
 		true
 	);
 
 	return $request_id;
 }
 
 /**
  * Get action description from the name and return a string.
  *
  * @since 4.9.6
  *
  * @param string $action_name Action name of the request.
  * @return string Human readable action name.
  */
 function wp_user_request_action_description( $action_name ) {
 	switch ( $action_name ) {
 		case 'export_personal_data':
 			$description = __( 'Export Personal Data' );
 			break;
 		case 'remove_personal_data':
 			$description = __( 'Erase Personal Data' );
 			break;
 		default:
 			/* translators: %s: Action name. */
 			$description = sprintf( __( 'Confirm the "%s" action' ), $action_name );
 			break;
 	}
 
 	/**
 	 * Filters the user action description.
 	 *
 	 * @since 4.9.6
 	 *
 	 * @param string $description The default description.
 	 * @param string $action_name The name of the request.
 	 */
 	return apply_filters( 'user_request_action_description', $description, $action_name );
 }
 
 /**
  * Send a confirmation request email to confirm an action.
  *
  * If the request is not already pending, it will be updated.
  *
  * @since 4.9.6
  *
  * @param string $request_id ID of the request created via wp_create_user_request().
  * @return true|WP_Error True on success, `WP_Error` on failure.
  */
 function wp_send_user_request( $request_id ) {
 	$request_id = absint( $request_id );
 	$request    = wp_get_user_request( $request_id );
 
 	if ( ! $request ) {
 		return new WP_Error( 'invalid_request', __( 'Invalid personal data request.' ) );
 	}
 
 	// Localize message content for user; fallback to site default for visitors.
 	if ( ! empty( $request->user_id ) ) {
 		$locale = get_user_locale( $request->user_id );
 	} else {
 		$locale = get_locale();
 	}
 
 	$switched_locale = switch_to_locale( $locale );
 
 	$email_data = array(
 		'request'     => $request,
 		'email'       => $request->email,
 		'description' => wp_user_request_action_description( $request->action_name ),
 		'confirm_url' => add_query_arg(
 			array(
 				'action'      => 'confirmaction',
 				'request_id'  => $request_id,
 				'confirm_key' => wp_generate_user_request_key( $request_id ),
 			),
 			wp_login_url()
 		),
 		'sitename'    => wp_specialchars_decode( get_option( 'blogname' ), ENT_QUOTES ),
 		'siteurl'     => home_url(),
 	);
 
 	/* translators: Confirm privacy data request notification email subject. 1: Site title, 2: Name of the action. */
 	$subject = sprintf( __( '[%1$s] Confirm Action: %2$s' ), $email_data['sitename'], $email_data['description'] );
 
 	/**
 	 * Filters the subject of the email sent when an account action is attempted.
 	 *
 	 * @since 4.9.6
 	 *
 	 * @param string $subject    The email subject.
 	 * @param string $sitename   The name of the site.
 	 * @param array  $email_data {
 	 *     Data relating to the account action email.
 	 *
 	 *     @type WP_User_Request $request     User request object.
 	 *     @type string          $email       The email address this is being sent to.
 	 *     @type string          $description Description of the action being performed so the user knows what the email is for.
 	 *     @type string          $confirm_url The link to click on to confirm the account action.
 	 *     @type string          $sitename    The site name sending the mail.
 	 *     @type string          $siteurl     The site URL sending the mail.
 	 * }
 	 */
 	$subject = apply_filters( 'user_request_action_email_subject', $subject, $email_data['sitename'], $email_data );
 
 	/* translators: Do not translate DESCRIPTION, CONFIRM_URL, SITENAME, SITEURL: those are placeholders. */
 	$content = __(
 		'Howdy,
 
 A request has been made to perform the following action on your account:
 
      ###DESCRIPTION###
 
 To confirm this, please click on the following link:
 ###CONFIRM_URL###
 
 You can safely ignore and delete this email if you do not want to
 take this action.
 
 Regards,
 All at ###SITENAME###
 ###SITEURL###'
 	);
 
 	/**
 	 * Filters the text of the email sent when an account action is attempted.
 	 *
 	 * The following strings have a special meaning and will get replaced dynamically:
 	 *
 	 * ###DESCRIPTION### Description of the action being performed so the user knows what the email is for.
 	 * ###CONFIRM_URL### The link to click on to confirm the account action.
 	 * ###SITENAME###    The name of the site.
 	 * ###SITEURL###     The URL to the site.
 	 *
 	 * @since 4.9.6
 	 *
 	 * @param string $content Text in the email.
 	 * @param array  $email_data {
 	 *     Data relating to the account action email.
 	 *
 	 *     @type WP_User_Request $request     User request object.
 	 *     @type string          $email       The email address this is being sent to.
 	 *     @type string          $description Description of the action being performed so the user knows what the email is for.
 	 *     @type string          $confirm_url The link to click on to confirm the account action.
 	 *     @type string          $sitename    The site name sending the mail.
 	 *     @type string          $siteurl     The site URL sending the mail.
 	 * }
 	 */
 	$content = apply_filters( 'user_request_action_email_content', $content, $email_data );
 
 	$content = str_replace( '###DESCRIPTION###', $email_data['description'], $content );
 	$content = str_replace( '###CONFIRM_URL###', esc_url_raw( $email_data['confirm_url'] ), $content );
 	$content = str_replace( '###EMAIL###', $email_data['email'], $content );
 	$content = str_replace( '###SITENAME###', $email_data['sitename'], $content );
 	$content = str_replace( '###SITEURL###', esc_url_raw( $email_data['siteurl'] ), $content );
 
 	$headers = '';
 
 	/**
 	 * Filters the headers of the email sent when an account action is attempted.
 	 *
 	 * @since 5.4.0
 	 *
 	 * @param string|array $headers    The email headers.
 	 * @param string       $subject    The email subject.
 	 * @param string       $content    The email content.
 	 * @param int          $request_id The request ID.
 	 * @param array        $email_data {
 	 *     Data relating to the account action email.
 	 *
 	 *     @type WP_User_Request $request     User request object.
 	 *     @type string          $email       The email address this is being sent to.
 	 *     @type string          $description Description of the action being performed so the user knows what the email is for.
 	 *     @type string          $confirm_url The link to click on to confirm the account action.
 	 *     @type string          $sitename    The site name sending the mail.
 	 *     @type string          $siteurl     The site URL sending the mail.
 	 * }
 	 */
 	$headers = apply_filters( 'user_request_action_email_headers', $headers, $subject, $content, $request_id, $email_data );
 
 	$email_sent = wp_mail( $email_data['email'], $subject, $content, $headers );
 
 	if ( $switched_locale ) {
 		restore_previous_locale();
 	}
 
 	if ( ! $email_sent ) {
 		return new WP_Error( 'privacy_email_error', __( 'Unable to send personal data export confirmation email.' ) );
 	}
 
 	return true;
 }
 
 /**
  * Returns a confirmation key for a user action and stores the hashed version for future comparison.
  *
  * @since 4.9.6
  *
  * @param int $request_id Request ID.
  * @return string Confirmation key.
  */
 function wp_generate_user_request_key( $request_id ) {
 	global $wp_hasher;
 
 	// Generate something random for a confirmation key.
 	$key = wp_generate_password( 20, false );
 
 	// Return the key, hashed.
 	if ( empty( $wp_hasher ) ) {
 		require_once ABSPATH . WPINC . '/class-phpass.php';
 		$wp_hasher = new PasswordHash( 8, true );
 	}
 
 	wp_update_post(
 		array(
 			'ID'            => $request_id,
 			'post_status'   => 'request-pending',
 			'post_password' => $wp_hasher->HashPassword( $key ),
 		)
 	);
 
 	return $key;
 }
 
 /**
  * Validate a user request by comparing the key with the request's key.
  *
  * @since 4.9.6
  *
  * @param string $request_id ID of the request being confirmed.
  * @param string $key        Provided key to validate.
  * @return true|WP_Error True on success, WP_Error on failure.
  */
 function wp_validate_user_request_key( $request_id, $key ) {
 	global $wp_hasher;
 
 	$request_id       = absint( $request_id );
 	$request          = wp_get_user_request( $request_id );
 	$saved_key        = $request->confirm_key;
 	$key_request_time = $request->modified_timestamp;
 
 	if ( ! $request || ! $saved_key || ! $key_request_time ) {
 		return new WP_Error( 'invalid_request', __( 'Invalid personal data request.' ) );
 	}
 
 	if ( ! in_array( $request->status, array( 'request-pending', 'request-failed' ), true ) ) {
 		return new WP_Error( 'expired_request', __( 'This personal data request has expired.' ) );
 	}
 
 	if ( empty( $key ) ) {
 		return new WP_Error( 'missing_key', __( 'The confirmation key is missing from this personal data request.' ) );
 	}
 
 	if ( empty( $wp_hasher ) ) {
 		require_once ABSPATH . WPINC . '/class-phpass.php';
 		$wp_hasher = new PasswordHash( 8, true );
 	}
 
 	/**
 	 * Filters the expiration time of confirm keys.
 	 *
 	 * @since 4.9.6
 	 *
 	 * @param int $expiration The expiration time in seconds.
 	 */
 	$expiration_duration = (int) apply_filters( 'user_request_key_expiration', DAY_IN_SECONDS );
 	$expiration_time     = $key_request_time + $expiration_duration;
 
 	if ( ! $wp_hasher->CheckPassword( $key, $saved_key ) ) {
 		return new WP_Error( 'invalid_key', __( 'The confirmation key is invalid for this personal data request.' ) );
 	}
 
 	if ( ! $expiration_time || time() > $expiration_time ) {
 		return new WP_Error( 'expired_key', __( 'The confirmation key has expired for this personal data request.' ) );
 	}
 
 	return true;
 }
 
 /**
  * Return the user request object for the specified request ID.
  *
  * @since 4.9.6
  *
  * @param int $request_id The ID of the user request.
  * @return WP_User_Request|false
  */
 function wp_get_user_request( $request_id ) {
 	$request_id = absint( $request_id );
 	$post       = get_post( $request_id );
 
 	if ( ! $post || 'user_request' !== $post->post_type ) {
 		return false;
 	}
 
 	return new WP_User_Request( $post );
 }
 
 /**
  * Checks if Application Passwords is globally available.
  *
  * By default, Application Passwords is available to all sites using SSL or to local environments.
  * Use {@see 'wp_is_application_passwords_available'} to adjust its availability.
  *
  * @since 5.6.0
  *
  * @return bool
  */
 function wp_is_application_passwords_available() {
 	$available = is_ssl() || 'local' === wp_get_environment_type();
 
 	/**
 	 * Filters whether Application Passwords is available.
 	 *
 	 * @since 5.6.0
 	 *
 	 * @param bool $available True if available, false otherwise.
 	 */
 	return apply_filters( 'wp_is_application_passwords_available', $available );
 }
 
 /**
  * Checks if Application Passwords is available for a specific user.
  *
  * By default all users can use Application Passwords. Use {@see 'wp_is_application_passwords_available_for_user'}
  * to restrict availability to certain users.
  *
  * @since 5.6.0
  *
  * @param int|WP_User $user The user to check.
  * @return bool
  */
 function wp_is_application_passwords_available_for_user( $user ) {
 	if ( ! wp_is_application_passwords_available() ) {
 		return false;
 	}
 
 	if ( ! is_object( $user ) ) {
 		$user = get_userdata( $user );
 	}
 
 	if ( ! $user || ! $user->exists() ) {
 		return false;
 	}
 
 	/**
 	 * Filters whether Application Passwords is available for a specific user.
 	 *
 	 * @since 5.6.0
 	 *
 	 * @param bool    $available True if available, false otherwise.
 	 * @param WP_User $user      The user to check.
 	 */
 	return apply_filters( 'wp_is_application_passwords_available_for_user', true, $user );
 }