wp_new_user_notification( int $user_id, null $deprecated = null, string $notify = '' )

	function wp_new_user_notification( $user_id, $deprecated = null, $notify = '' ) {
		if ( $deprecated !== null ) {
			_deprecated_argument( __FUNCTION__, '4.3.1' );
		}

		global $wpdb, $wp_hasher;
		$user = get_userdata( $user_id );

		// 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.
		$blogname = wp_specialchars_decode(get_option('blogname'), ENT_QUOTES);

		if ( 'user' !== $notify ) {
			$switched_locale = switch_to_locale( get_locale() );

			/* translators: %s: site title */
			$message  = '<p>' . sprintf( __( 'New user registration on your site %s:', 'buddyboss' ), $blogname ) . '</p>';
			/* translators: %s: user login */
			$message .= '<p>' . sprintf( __( 'Username: <b>%s</b>', 'buddyboss' ), $user->user_login ) . '</p>';
			/* translators: %s: user email address */
			$message .= '<p>' . sprintf( __( 'Email: <b>%s</b>', 'buddyboss' ), $user->user_email ) . '</p>';

			$wp_new_user_notification_email_admin = array(
				'to'      => get_option( 'admin_email' ),
				/* translators: Password change notification email subject. %s: Site title */
				'subject' => __( '[%s] New User Registration', 'buddyboss' ),
				'message' => $message,
				'headers' => '',
			);

			/**
			 * Filters the contents of the new user notification email sent to the site admin.
			 *
			 * @since BuddyPress 4.9.0
			 *
			 * @param array   $wp_new_user_notification_email {
			 *     Used to build wp_mail().
			 *
			 *     @type string $to      The intended recipient - site admin email address.
			 *     @type string $subject The subject of the email.
			 *     @type string $message The body of the email.
			 *     @type string $headers The headers of the email.
			 * }
			 * @param WP_User $user     User object for new user.
			 * @param string  $blogname The site title.
			 */
			$wp_new_user_notification_email_admin = apply_filters( 'wp_new_user_notification_email_admin', $wp_new_user_notification_email_admin, $user, $blogname );

			add_filter( 'wp_mail_content_type', 'bp_email_set_content_type' );

			$wp_new_user_notification_email_admin['message'] = bp_email_core_wp_get_template( $wp_new_user_notification_email_admin['message'], $user );

			@wp_mail(
				$wp_new_user_notification_email_admin['to'],
				wp_specialchars_decode( sprintf( $wp_new_user_notification_email_admin['subject'], $blogname ) ),
				$wp_new_user_notification_email_admin['message'],
				$wp_new_user_notification_email_admin['headers']
			);

			remove_filter( 'wp_mail_content_type', 'bp_email_set_content_type' );

			if ( $switched_locale ) {
				restore_previous_locale();
			}
		}

		// `$deprecated was pre-4.3 `$plaintext_pass`. An empty `$plaintext_pass` didn't sent a user notification.
		if ( 'admin' === $notify || ( empty( $deprecated ) && empty( $notify ) ) ) {
			return;
		}

		// Generate something random for a password reset key.
		$key = wp_generate_password( 20, false );

		/** This action is documented in wp-login.php */
		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 );
		$wpdb->update( $wpdb->users, array( 'user_activation_key' => $hashed ), array( 'user_login' => $user->user_login ) );

		$switched_locale = switch_to_locale( get_user_locale( $user ) );

		/* translators: %s: user login */
		$message = '<p>' . sprintf( __('Username: %s', 'buddyboss' ), $user->user_login ) . '</p>';
		$message .= '<p>' . sprintf( __( 'To set your password <a href="%s">Click here</a>.', 'buddyboss' ), network_site_url("wp-login.php?action=rp&key=$key&login=" . rawurlencode($user->user_login), 'login') ) . '</p>';
		$message .= wp_login_url();

		$wp_new_user_notification_email = array(
			'to'      => $user->user_email,
			/* translators: Password change notification email subject. %s: Site title */
			'subject' => __( '[%s] Your username and password info', 'buddyboss' ),
			'message' => $message,
			'headers' => '',
		);

		/**
		 * Filters the contents of the new user notification email sent to the new user.
		 *
		 * @since BuddyPress 4.9.0
		 *
		 * @param array   $wp_new_user_notification_email {
		 *     Used to build wp_mail().
		 *
		 *     @type string $to      The intended recipient - New user email address.
		 *     @type string $subject The subject of the email.
		 *     @type string $message The body of the email.
		 *     @type string $headers The headers of the email.
		 * }
		 * @param WP_User $user     User object for new user.
		 * @param string  $blogname The site title.
		 */
		$wp_new_user_notification_email = apply_filters( 'wp_new_user_notification_email', $wp_new_user_notification_email, $user, $blogname );

		add_filter( 'wp_mail_content_type', 'bp_email_set_content_type' );

		$wp_new_user_notification_email['message'] = bp_email_core_wp_get_template( $wp_new_user_notification_email['message'], $user );

		wp_mail(
			$wp_new_user_notification_email['to'],
			wp_specialchars_decode( sprintf( $wp_new_user_notification_email['subject'], $blogname ) ),
			$wp_new_user_notification_email['message'],
			$wp_new_user_notification_email['headers']
		);

		remove_filter( 'wp_mail_content_type', 'bp_email_set_content_type' );

		if ( $switched_locale ) {
			restore_previous_locale();
		}
	}