detector.php

<?php
 
namespace Bitrix\Main\Web\UserAgent;
 
class Detector implements DetectorInterface
{
    public function detectBrowser(?string $userAgent): Browser
    {
        $browser = $this->getKnownAgent($userAgent);
 
        if ($browser === null)
        {
            if (ini_get('browscap') != '')
            {
                $info = get_browser($userAgent);
 
                if ($info)
                {
                    $deviceType = $this->getDeviceType($info);
                    $browser = new Browser($info->browser, $info->platform, $deviceType);
                }
            }
        }
 
        if ($browser === null)
        {
            $browser = new Browser();
        }
 
        $browser->setUserAgent($userAgent);
 
        return $browser;
    }
 
    protected function getKnownAgent(?string $userAgent)
    {
        if ($userAgent !== null)
        {
            if (str_contains($userAgent, 'Bitrix24.Disk'))
            {
                if (str_contains($userAgent, 'Windows'))
                {
                    return new Browser('Bitrix24.Disk', 'Windows', DeviceType::DESKTOP);
                }
                return new Browser('Bitrix24.Disk', 'macOS', DeviceType::DESKTOP);
            }
 
            if (str_contains($userAgent, 'BitrixDesktop'))
            {
                if (str_contains($userAgent, 'Windows'))
                {
                    return new Browser('Bitrix24.Desktop', 'Windows', DeviceType::DESKTOP);
                }
                if (str_contains($userAgent, 'Mac OS'))
                {
                    return new Browser('Bitrix24.Desktop', 'macOS', DeviceType::DESKTOP);
                }
                return new Browser('Bitrix24.Desktop', 'Linux', DeviceType::DESKTOP);
            }
 
            if (str_contains($userAgent, 'BitrixMobile') || str_contains($userAgent, 'Bitrix24/'))
            {
                if (str_contains($userAgent, 'iPhone') || str_contains($userAgent, 'iPad') || str_contains($userAgent, 'Darwin'))
                {
                    $device = (str_contains($userAgent, 'iPad') ? DeviceType::TABLET : DeviceType::MOBILE_PHONE);
                    return new Browser('Bitrix24.Mobile', 'iOS', $device);
                }
 
                $device = (str_contains($userAgent, 'Tablet') ? DeviceType::TABLET : DeviceType::MOBILE_PHONE);
                return new Browser('Bitrix24.Mobile', 'Android', $device);
            }
        }
        return null;
    }
 
    protected function getDeviceType($info)
    {
        if ($info->istablet)
        {
            $deviceType = DeviceType::TABLET;
        }
        elseif ($info->ismobiledevice)
        {
            $deviceType = DeviceType::MOBILE_PHONE;
        }
        elseif ($info->device_type == 'TV Device')
        {
            $deviceType = DeviceType::TV;
        }
        elseif ($info->device_type == 'Desktop')
        {
            $deviceType = DeviceType::DESKTOP;
        }
        else
        {
            $deviceType = DeviceType::UNKNOWN;
        }
 
        return $deviceType;
    }
}