base.php

<?php
 
namespace Bitrix\Mail\Controller;
 
use Bitrix\Mail\Internals\Entity\UserSignature;
use Bitrix\Mail\Internals\UserSignatureTable;
use Bitrix\Main\Engine\Binder;
use Bitrix\Main\Engine\Controller;
use Bitrix\Main\Text\StringHelper;
 
abstract class Base extends Controller
{
    protected function init()
    {
        parent::init();
 
        Binder::registerParameterDependsOnName(
            UserSignature::class,
            function($className, $id)
            {
                return UserSignatureTable::getById($id)->fetchObject();
            }
        );
    }
 
    protected function sanitize($text)
    {
        $text = preg_replace('/<!--.*?-->/is', '', $text);
        $text = preg_replace('/<script[^>]*>.*?<\/script>/is', '', $text);
        $text = preg_replace('/<title[^>]*>.*?<\/title>/is', '', $text);
 
        $sanitizer = new \CBXSanitizer();
        $sanitizer->setLevel(\CBXSanitizer::SECURE_LEVEL_LOW);
        $sanitizer->applyDoubleEncode(false);
        $sanitizer->addTags(array('style' => array()));
 
        return $sanitizer->sanitizeHtml($text);
    }
 
    protected function convertArrayKeysToCamel(array $array, $levels = 0, $currentLevel = 0)
    {
        $result = [];
        foreach($array as $key => $value)
        {
            if($levels > 0 && is_array($value) && $currentLevel < $levels)
            {
                $currentLevel++;
                $value = $this->convertArrayKeysToCamel($value, $levels, $currentLevel);
                $currentLevel--;
            }
            $result[$this->toCamelCase($key)] = $value;
        }
 
        return $result;
    }
 
    protected function convertArrayKeysToUpper(array $array, $levels = 0, $currentLevel = 0)
    {
        $result = [];
        foreach($array as $key => $value)
        {
            if($levels > 0 && is_array($value) && $currentLevel < $levels)
            {
                $currentLevel++;
                $value = $this->convertArrayKeysToUpper($value, $levels, $currentLevel);
                $currentLevel--;
            }
            $result[$this->toUpperCase($key)] = $value;
        }
 
        return $result;
    }
 
    protected function toCamelCase($string)
    {
        if(is_numeric($string))
        {
            return $string;
        }
 
        return lcfirst(StringHelper::snake2camel($string));
    }
 
    protected function toUpperCase($string)
    {
        if(is_numeric($string))
        {
            return $string;
        }
 
        return mb_strtoupper(StringHelper::camel2snake($string));
    }
}