БИТРИКС: класс компонента для смены пароля пользователя

.php

<?php
if (!defined('B_PROLOG_INCLUDED') || B_PROLOG_INCLUDED !== true) die();

use Bitrix\Main\Localization\Loc;
use Bitrix\Main\Application, Bitrix\Main\Context, Bitrix\Main\Request, Bitrix\Main\Server;

class ChangeForgotPassword extends CBitrixComponent
{
	const SEND_EVENT_TYPE = "YOUR_MAIL_EVENT_TYPE";
	const POST_TEMPLATE_ID = "YOUR_MAIL_EVENT_ID";

	protected $regexp = [
		'PHONE' => '~^\d[\d\(\)\ -]{4,14}\d$~',
		'EMAIL' => '~^[\w-\.]+@[\w-]+\.[a-z]{2,3}$~i'
	];

	protected $code = null;
	protected $user = null;

	public function onPrepareComponentParams($arParams)
	{
		$this->arResult['ERRORS'] = [];

		$this->fillPostData();
		$this->validateInputData();
		if (empty($this->arResult['ERRORS']) && ($this->user)) {
			$this->code = $this->generateCode();

			$this->sendTempPasswd();
		}

		return $arParams;
	}
	protected function sendTempPasswd()
	{
		$result = null;
		if ($this->arResult['POST']['FORGOT_TYPE'] == 'EMAIL') {
			$result = $this->sendEmailCode();
		} else {
			$result = $this->sendSmsCode();
		}
		return $result;
	}

	protected function sendEmailCode()
	{
		$arEventFields = [
			"MESSAGE" => 'bla bla',
			"NAME" => 'test',
			"LAST_NAME" => 'test last name',
			"TEMP_PSWD" => $this->code
		];
		\CEvent::Send(
			self::SEND_EVENT_TYPE,
			SITE_ID,
			$arEventFields,
			"N",
			self::POST_TEMPLATE_ID
		);
	}

	protected function sendSmsCode() {
    	// Нужны смс щлюзы
	}

	protected function generateCode($length = 6)
	{
		$characters = '0123456789abcdefghijklmnopqrstuvwxyz';
		$charactersLength = strlen($characters);
		$randomString = '';
		for ($i = 0; $i < $length; $i++) {
			$randomString .= $characters[rand(0, $charactersLength - 1)];
		}
		return $randomString;
	}

	protected function getUserByEmail($email)
	{
		$filter = [
			"EMAIL" => $email,
		];
		$arParameters = [
			"FIELDS" => [
				"ID",
				"NAME",
				"LAST_NAME",
				"LOGIN",
				"PASSWORD",
				"EMAIL"
			]
		];
		$cdbResult = \CUser::GetList($by = "ID", $order = "desc", $filter, $arParameters);
		if ($cdbResult->SelectedRowsCount() !== 1) {
			$this->user = false;
		}
		$this->user = $cdbResult->Fetch();
	}

	protected function getUserByPhone($phone)
	{
		$filter = [
			"PERSONAL_PHONE" => $phone,
		];
		$arParameters = [
			"FIELDS" => [
				"ID",
				"NAME",
				"LAST_NAME",
				"LOGIN",
				"PASSWORD",
				"EMAIL"
			]
		];
		$cdbResult = \CUser::GetList($by = "ID", $order = "desc", $filter, $arParameters);
		if ($cdbResult->SelectedRowsCount() !== 1) {
			$this->user = false;
		}
		$this->user = $cdbResult->Fetch();
	}

	private function changeUserPassword()
	{
		$user = new CUser();
		$result = $user->Update(
			$this->user['ID'],
			[
				'PASSWORD' => $this->requestParams['FORM']['PASSWORD'],
				'CONFIRM_PASSWORD' => $this->requestParams['FORM']['CONFIRM']
			]
		);

		if (!$result) {
			$this->errors[] = Loc::getMessage('CHANGING_PASSWORD_ERROR');
		} else {
			ChangePassSecutiryKeysTable::delete(intval($this->key['ID']));
		}
		return empty($this->errors);
	}

	protected function validateInputData()
	{
		if ($this->arResult['POST']['FORGOT_TYPE'] === 'EMAIL') {
			if (!$this->validate($this->regexp['EMAIL'], $this->arResult['POST']['USER_EMAIL'])) $this->arResult['ERRORS'][] = Loc::getMessage('INVALID_EMAIL');
			else $this->getUserByEmail($this->arResult['POST']['USER_EMAIL']);
		} elseif ($this->arResult['POST']['FORGOT_TYPE'] === 'PHONE') {
			if (!$this->validate($this->regexp['PHONE'], $this->arResult['POST']['USER_PHONE'])) $this->arResult['ERRORS'][] = Loc::getMessage('INVALID_PHONE');
			else $this->getUserByEmail($this->arResult['POST']['USER_PHONE']);
		}
	}

	protected function validate($pattern, $fieldValue)
	{
		if (preg_match($pattern, $fieldValue)) {
			return true;
		}
		return false;
	}
	protected function fillPostData()
	{
		$request = Context::getCurrent()->getRequest();
		if ($request->isPost()) {
			foreach ($request->getPostList() as $key => $value) {
				$this->arResult['POST'][htmlspecialcharsbx($key)] = htmlspecialcharsbx($value);
			}
		}
		$this->arResult['POST']['FORGOT_TYPE'] = ($this->arResult['POST']['FORGOT_TYPE'] == 'EMAIL') ? 'EMAIL' : 'PHONE';
	}

	public function executeComponent()
	{
		$this->IncludeComponentTemplate();
	}
}