<?php

namespace AcyMailing\Libraries\Browser;

/**
 * Simplified and updated version by Acyba on January 2025, for use in AcyMailing
 *
 * The MIT License (MIT)
 *
 * Copyright (c) 2020-2024 Artem Murugov <murugov@gmail.com>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
 * the Software, and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 * @version       2.8
 * @last-modified September 3, 2024
 * @link          https://github.com/foroco/php-browser-detection
 */
class BrowserDetection
{
    const LEGACY_PLATFORMS_DESKTOP = [
        'windows',
        'macintosh',
        'linux',
    ];

    const PLATFORMS_DESKTOP = [
        'Windows',
        'MacOS',
        'Ubuntu',
        'Kubuntu',
        'Linux Mint',
        'Linux',
        'Chrome OS',
        'Arch Linux',
        'Elementary',
        'RISC OS',
        'AmigaOS',
        'Haiku',
        'BeOS',
        'Firefox OS',
        'RemixOS',
    ];

    const LEGACY_PLATFORMS_MOBILE = [
        'bada',
        'ubuntu; mobile',
        'ubuntu; tablet',
        'tizen',
        'palm os',
        'meego',
        'symbian',
        'symbos',
        'blackberry',
        'windows ce',
        'windows mobile',
        'windows phone',
        'iphone',
        'ipad',
        'ipod',
        'android',
    ];

    const PLATFORMS_MOBILE = [
        'Android',
        'iOS',
        'Windows Phone',
        'Windows Mobile',
        'Windows CE',
        'BlackBerry',
        'Tizen',
        'Bada',
        'Fire OS',
        'Symbian',
        'KaiOS',
        'Sailfish OS',
        'LiveArea',
        'PalmOS',
        'Maemo',
        'WebOS',
    ];

    const LEGACY_OPENED_WITH_MAP = [
        'Windows 10 mail' => 'Outlook',
        'Microsoft Edge' => 'Edge',
        'Pocket Internet Explorer' => 'Internet Explorer Mobile',
        'Mozilla' => '',
        'iPhone' => 'Safari',
        'iPod' => 'Safari',
        'iPad' => 'Safari',
        'Google Chrome' => 'Chrome',
        'Android' => 'Chrome',
        'UCBrowser' => 'UC Browser',
        'YandexBot' => 'Yandex App',
        'YandexImageResizer' => 'Yandex App',
        'YandexImages' => 'Yandex App',
        'YandexVideo' => 'Yandex App',
        'YandexMedia' => 'Yandex App',
        'YandexBlogs' => 'Yandex App',
        'YandexFavicons' => 'Yandex App',
        'YandexWebmaster' => 'Yandex App',
        'YandexDirect' => 'Yandex App',
        'YandexMetrika' => 'Yandex App',
        'YandexNews' => 'Yandex App',
        'YandexCatalog' => 'Yandex App',
        'Yandex' => 'Yandex Browser',
        'BlackBerry' => '',
        'Bing Bot' => 'Bing App',
        'Phoenix' => 'Phoenix Browser',
        'PlayStation' => 'Playstation Browser',
        'SamsungBrowser' => 'Samsung Browser',
    ];

    public $useragent;
    private $get_mode;
    private $touch_support_mode;
    private $real_os_name;
    private $macos_version_minor;
    private $result_ios;
    private $result_mobile;
    private $result_os_type;
    private $result_os_family;
    private $result_os_name;
    private $result_os_version;
    private $result_os_title;
    private $result_device_type;
    private $result_browser_name;
    private $result_browser_version;
    private $result_browser_title;
    private $result_browser_chromium_version;
    private $result_browser_gecko_version;
    private $result_browser_webkit_version;
    private $result_browser_chrome_original;
    private $result_browser_firefox_original;
    private $result_browser_safari_original;
    private $result_browser_android_webview;
    private $result_browser_ios_webview;
    private $result_browser_desktop_mode;
    private $result_64bits_mode;

    /**
     * Reset all common defined properties method
     *
     * @return null
     */

    private function resetProperties()
    {
        $this->real_os_name = '';
        $this->result_ios = false;
        $this->result_mobile = 0;
        $this->macos_version_minor = 0;
        $this->result_os_type = 'unknown';
        $this->result_os_family = 'unknown';
        $this->result_os_name = 'unknown';
        $this->result_os_version = 0;
        $this->result_os_title = 'unknown';
        $this->result_device_type = 'unknown';
        $this->result_browser_name = 'unknown';
        $this->result_browser_version = 0;
        $this->result_browser_title = 'unknown';
        $this->result_browser_chromium_version = 0;
        $this->result_browser_gecko_version = 0;
        $this->result_browser_webkit_version = 0;
        $this->result_browser_chrome_original = 0;
        $this->result_browser_firefox_original = 0;
        $this->result_browser_safari_original = 0;
        $this->result_browser_android_webview = 0;
        $this->result_browser_ios_webview = 0;
        $this->result_browser_desktop_mode = 0;
        $this->result_64bits_mode = 0;

        return null;
    }

    /**
     * Common User-Agent matching
     *
     * @param string  $data   The string to data search for
     * @param boolean $case_s Determines if we do a case-sensitive search (false) or a case insensitive (true)
     *
     * @return boolean Returns true if $data found in $useragent property, false otherwise.
     */

    private function match_ua($data, $case_s = false)
    {
        if (empty($data)) return false;

        if (substr($data, 0, 1) === '/' && substr($data, -1) === '/') {
            if ($case_s == true) $data = $data.'i';
            if (preg_match($data, $this->useragent, $matches)) {
                if (!isset($matches[0])) $matches[0] = 0;
                if (!isset($matches[1])) $matches[1] = 0;
                if (!isset($matches[2])) $matches[2] = 0;

                return $matches;
            } else {
                return false;
            }
        } else {
            $data_a = explode('|', $data);
            foreach ($data_a as $v) {
                if ($case_s == false) {
                    if (strpos($this->useragent, $v) !== false) return true;
                } else {
                    if (stripos($this->useragent, $v) !== false) return true;
                }
            }
        }

        return false;
    }

    /**
     * Method to call User-Agent matching method if matching data is case insensitive
     *
     * @param string $data The string to data search for
     *
     * @return boolean Returns true if case insensitive $data found in $useragent property, false otherwise.
     */

    private function matchi_ua($data)
    {
        return $this->match_ua($data, true);
    }

    /**
     * Detect iOS
     * The method will try to recognize iOS signs from $useragent property and will placed true in result_ios property if iOS found, false otherwise. Also returns true if iOS
     * found, false otherwise
     *
     * @return bool
     */

    private function match_ios()
    {
        if ($this->match_ua('iPhone|iphone|iPad;|iPod') && !$this->match_ua('x86_64|i386')) {
            $this->result_ios = true;

            return true;
        }

        return false;
    }

    /**
     * Detect mobile OS
     * The method will try to recognize mobile OS signs from $useragent property and will placed true in result_mobile property if mobile OS found, false otherwise.
     *
     * @return null
     */

    private function match_mobile()
    {
        // Match 64 bits Windows Desktop OS

        if ($this->match_ua('WOW64|Win64')) {
            $this->result_64bits_mode = 1;

            return null;
        }

        // Match Windows Desktop OS

        if ($this->match_ua('Windows NT')) return null;

        // Match Qt embedded system

        if ($this->match_ua('QtEmbedded;')) return null;

        // Match Android OS

        if ($this->match_ua('Android')) {
            $this->result_mobile = 1;

            return null;
        }

        // Match iOS

        if ($this->match_ios()) {
            $this->result_mobile = 1;

            return null;
        }

        // Match iOS browsers in Desktop Mode

        if ($this->match_ua('Mac OS X')) {
            if ($this->match_ua('/Mac\sOS\sX.*iOS/')) $this->result_mobile = 1;

            return null;
        }

        // Match Android browsers in Desktop Mode

        if ($this->match_ua('/X11\;(?:[U\;\s]+)?\sLinux/') && $this->match_ua('Version/4.0 Chrome/|SamsungBrowser|Miui|XiaoMi|EdgA|Puffin|UCBrowser|JioPages|Ecosia android')) {
            $this->result_mobile = 1;

            return null;
        }

        // Match other mobile signs

        if ($this->matchi_ua('mobile|tablet') || $this->match_ua(
                'BlackBerry|BB10;|MIDP|PlayBook|Windows Phone|Windows Mobile|Windows CE|IEMobile|Opera Mini|OPiOS|Opera Mobi|CrKey armv|Kindle|Silk/|Bada|Tizen|Lumia|Symbian|SymbOS|(Series|PalmOS|PalmSource|Dolfin|Crosswalk|Obigo|MQQBrowser|CriOS|WhatsApp/'
            ) || $this->matchi_ua('nokia|playstation|watch')) {
            $this->result_mobile = 1;
        }

        return null;
    }

    /**
     * Convert MacOS numeric version to MacOS codename
     *
     * @param int $version The given MacOS version
     *
     * @return string Returns MacOS codename string
     */

    private function macos_codename($version)
    {
        switch ($version) {
            case 0:
                $result_codename = 'Cheetah';
                break;
            case 1:
                $result_codename = 'Puma';
                break;
            case 2:
                $result_codename = 'Jaguar';
                break;
            case 3:
                $result_codename = 'Panther';
                break;
            case 4:
                $result_codename = 'Tiger';
                break;
            case 5:
                $result_codename = 'Leopard';
                break;
            case 6:
                $result_codename = 'Snow Leopard';
                break;
            case 7:
                $result_codename = 'Lion';
                break;
            case 8:
                $result_codename = 'Mountain Lion';
                break;
            case 9:
                $result_codename = 'Mavericks';
                break;
            case 10:
                $result_codename = 'Yosemite';
                break;
            case 11:
                $result_codename = 'El Capitan';
                break;
            case 12:
                $result_codename = 'Sierra';
                break;
            case 13:
                $result_codename = 'High Sierra';
                break;
            case 14:
                $result_codename = 'Mojave';
                break;
            case 15:
                $result_codename = 'Catalina';
                break;
            case 16:
                $result_codename = 'Big Sur';
                break;
            case 17:
                $result_codename = 'Monterey';
                break;
            case 18:
                $result_codename = 'Ventura';
                break;
            default:
                $result_codename = 'New';
                break;
        }

        return $result_codename;
    }

    /**
     * Common User-Agent parsing
     * The method will try to recognize environment data from $useragent property and will placed it in defined properties.
     *
     * @return null
     */

    private function getResult()
    {
        if ($this->useragent === 'Mozilla/5.0') {
            $this->result_os_name = 'unknown';
            $this->result_browser_name = 'Apple Mail';

            return;
        }

        if (strpos($this->useragent, 'GoogleImageProxy') !== false) {
            $this->result_os_name = 'unknown';
            $this->result_browser_name = 'Gmail';

            return;
        }

        if (strpos($this->useragent, 'OneOutlook') !== false) {
            $this->result_os_name = 'Windows';
            $this->result_browser_name = 'Outlook';

            return;
        }

        // Detect mobile device

        $this->match_mobile();

        // Detect mobile browser Desktop Mode

        if ($this->touch_support_mode == true) {
            // Android Desktop Mode

            if ($this->match_ua('X11; Linux x86_64|X11; Linux aarch64|X11; U; U; Linux x86_64|X11; Linux; U;|X11; Linux zbov') && !$this->match_ua(
                    'kded/|kioclient|queror|Goanna|Epiphany|Brick|Iceweasel|SeaMonkey|Thunderbird|Qt|Arora|Ubuntu|Debian|Fedora|Linux Mint|elementary|Raspbian|Slackware|ArchLinux|Gentoo'
                )) {
                $this->real_os_name = 'Android';
                $this->result_mobile = 1;
                $this->result_browser_desktop_mode = 1;
            }

            // iOS Desktop Mode

            if ($this->match_ua('Intel Mac OS X')) {
                $this->real_os_name = 'iOS';
                $this->result_mobile = 1;
                $this->result_browser_desktop_mode = 1;
            }
        }

        // Windows Phone Desktop Mode

        if ($this->match_ua('WPDesktop;')) {
            $this->real_os_name = 'Windows Phone';
            $this->result_mobile = 1;
            $this->result_browser_desktop_mode = 1;
        }

        // Android Desktop Mode without touch support check

        if ($this->result_mobile == 1 && $this->result_os_type === 'unknown') {
            if ($this->match_ua('/X11\;(?:[U\;\s]+)?\sLinux/') && $this->match_ua('Version/4.0 Chrome/|SamsungBrowser|Miui|XiaoMi|EdgA|Puffin|UCBrowser|JioPages|Ecosia android')) {
                $this->real_os_name = 'Android';
                $this->result_browser_desktop_mode = 1;
            }
        }

        // iOS Desktop Mode without touch support check

        if ($this->result_mobile == 1 && $this->result_ios == false && $this->result_os_type === 'unknown') {
            if ($this->match_ua('/Mac\sOS\sX.*iOS/')) {
                $this->real_os_name = 'iOS';
                $this->result_browser_desktop_mode = 1;
            }
        }

        /*
        --------------
         OS DETECTION
        --------------

        --------------
         Mixed OS(es)
        --------------
        */

        $os_need_continue = true;

        // Windows OS

        if ($this->get_mode !== 'browser' && $this->match_ua('Windows|Win32') && !$this->match_ua('Windows Phone|Windows Mobile|Windows CE|WPDesktop')) {
            $this->result_os_name = 'Windows';
            $matches = $this->match_ua('/Windows ([ .a-zA-Z0-9]+)[;\\)]/');
            $version = is_array($matches) ? $matches[1] : 0;
            if ($version === 'NT 11.0') $this->result_os_version = '11';
            if ($version === 'NT 10.1') $this->result_os_version = '11';
            if ($version === 'NT 10.0') $this->result_os_version = '10';
            if ($version === 'NT 6.4') $this->result_os_version = '10';
            if ($version === 'NT 6.3') $this->result_os_version = '8.1';
            if ($version === 'NT 6.2') $this->result_os_version = '8';
            if ($version === 'NT 6.1') $this->result_os_version = '7';
            if ($version === 'NT 6.0') $this->result_os_version = 'Vista';
            if ($version === 'NT 6') $this->result_os_version = 'NT';
            if ($version === 'NT 5.2') $this->result_os_version = 'XP';
            if ($version === 'NT 5.1') $this->result_os_version = 'XP';
            if ($version === 'NT 5.01') $this->result_os_version = '2000';
            if ($version === 'NT 5.0') $this->result_os_version = '2000';
            if ($version === 'NT 5') $this->result_os_version = '2000';
            if ($version === 'NT 4.0') $this->result_os_version = 'NT 4.0';
            if ($version === 'NT4.0') $this->result_os_version = 'NT 4.0';
            if ($version === 'NT') $this->result_os_version = 'NT';
            if ($version === '98') $this->result_os_version = '98';
            if ($version === '95') $this->result_os_version = '95';
            if ($version === 'ME') $this->result_os_version = 'ME';
            if (empty($this->result_os_version)) {
                if ($this->match_ua('/Win16/')) $this->result_os_version = '3.1';
                if ($this->match_ua('/(Windows\s95|Win95|Windows_95)/')) $this->result_os_version = '95';
                if ($this->match_ua('/(Windows\s98|Win98)/')) $this->result_os_version = '98';
                if ($this->match_ua('/Windows\s2000/')) $this->result_os_version = '2000';
                if ($this->match_ua('/Win\sNT\s5\.0/')) $this->result_os_version = '2000';
                if ($this->match_ua('/Windows\sXP/')) $this->result_os_version = 'XP';
                if ($this->match_ua('/WinNT4\.0/')) $this->result_os_version = 'NT 4.0';
                if ($this->match_ua('/Windows\sVista/')) $this->result_os_version = 'Vista';
                if ($this->match_ua('/Windows\s7/')) $this->result_os_version = '7';
                if ($this->match_ua('/Windows\s8/')) $this->result_os_version = '8';
                if ($this->match_ua('/Windows\s8.1/')) $this->result_os_version = '8.1';
                if ($this->match_ua('/Windows\s10/')) $this->result_os_version = '10';
                if ($this->match_ua('/Windows\s11/')) $this->result_os_version = '11';
            }
            if (!empty($this->result_os_version)) {
                $this->result_os_title = 'Windows '.$this->result_os_version;
            } else $this->result_os_title = 'Windows (unknown version)';
            if (intval($this->result_os_version) < 7 || intval($this->result_os_version) > 10) {
                $this->result_os_type = 'desktop';
            } else $this->result_os_type = 'mixed';
            $this->result_os_family = 'windows';
            $os_need_continue = false;
        }

        /*
        -------------
         Desktop OS
        -------------
        */

        if ($this->get_mode !== 'browser' && $this->result_mobile == 0) {
            $this->result_os_type = 'desktop';

            // Mac OS (X) / macOS

            if ($os_need_continue && $this->match_ua('Mac OS X|Mac_PowerPC|Macintosh|Mac_68K') && !$this->match_ua('AmigaOS')) {
                $this->result_os_version = 0;
                $this->result_os_name = 'MacOS';
                if ($this->match_ua('Mac OS X')) {
                    $matches = $this->match_ua('/Mac OS X (\d+)[_.](\d+)(?:[_.](\d+)|)/');

                    $version = isset($matches[1]) ? $matches[1] : 0;
                    $version_minor = isset($matches[2]) ? $matches[2] : 0;
                    $version_revision = isset($matches[3]) ? $matches[3] : -1;

                    // macOS version to minor version conversion (needs since Big Sur)
                    if ($version == 10 && $version_minor == 0) $version_minor = 16;
                    if ($version == 11) $version_minor = 16;
                    if ($version == 12) $version_minor = 17;

                    // macOS with a particular major/minor/revision version structure (needs since Big Sur)
                    if ($version == 10 && $version_minor == 15 && $version_revision == 7) $version_minor = 16;
                    if ($version == 10 && $version_minor == 16 && $version_revision == 0) $version_minor = 17;

                    if (!empty($version_minor)) {
                        if ($version >= 10) $this->result_os_version = $this->macos_codename($version_minor);
                        $this->macos_version_minor = $version_minor;
                    }

                    if (!empty($this->result_os_version)) {
                        $this->result_os_title = 'MacOS '.$this->result_os_version;
                    } else $this->result_os_title = 'MacOS (unknown version)';
                } else {
                    $this->result_os_title = 'MacOS';
                }
                $this->result_os_family = 'macintosh';
                $os_need_continue = false;
            }

            // Linux family OS(es)

            if ($os_need_continue) {
                $os_list[] = ['Ubuntu' => '/Ubuntu(?: )?(?:\/)?([0-9]+\.[0-9]+)/'];
                $os_list[] = ['Kubuntu' => '/Kubuntu(?: )?(?:\/)?([0-9]+\.[0-9]+)/'];
                $os_list[] = ['Linux Mint' => '/Linux Mint\/([.0-9]+)/'];
                $os_list[] = ['CentOS' => '/CentOS\/([0-9]+\.[0-9]+)/'];
                $os_list[] = ['OpenSUSE' => '/SUSE\/([0-9]+\.[0-9]+)/'];
                $os_list[] = ['Red Hat' => '/Red\sHat\/([0-9]+\.[0-9]+)/'];

                foreach ($os_list as $os_list_va) {
                    $k = key($os_list_va);
                    $v = $os_list_va[$k];

                    $matches = $this->match_ua($v);
                    if ($matches) {
                        $this->result_os_family = 'linux';
                        $this->result_os_name = $k;
                        $this->result_os_version = is_array($matches) ? (float)$matches[1] : 0;
                        $os_need_continue = false;
                        break;
                    }
                }
                $os_list = null;
            }

            // Other Desktop OS(es)

            if ($os_need_continue) {
                $other_os = [];

                $other_os[] = ['Chrome OS' => 'CrOS'];
                $other_os[] = ['Chrome OS' => 'Chromium OS'];
                $other_os[] = ['Linux Mint' => 'Linux Mint'];
                $other_os[] = ['Kubuntu' => 'Kubuntu'];
                $other_os[] = ['Ubuntu' => 'Ubuntu'];
                $other_os[] = ['Ubuntu' => 'ubuntu'];
                $other_os[] = ['Debian' => 'Debian'];
                $other_os[] = ['CentOS' => 'CentOS'];
                $other_os[] = ['Fedora' => 'Fedora'];
                $other_os[] = ['Arch Linux' => 'ArchLinux'];
                $other_os[] = ['OpenSUSE' => 'SUSE'];
                $other_os[] = ['Red Hat' => 'Red Hat'];
                $other_os[] = ['Elementary' => ' elementary'];
                $other_os[] = ['OpenBSD' => 'OpenBSD'];
                $other_os[] = ['NetBSD' => 'NetBSD'];
                $other_os[] = ['FreeBSD' => 'FreeBSD'];
                $other_os[] = ['SunOS' => 'SunOS'];
                $other_os[] = ['RISC OS' => 'RISC OS'];
                $other_os[] = ['Linux' => 'Linux'];
                $other_os[] = ['Linux' => 'X11;'];
                $other_os[] = ['Linux' => 'Mozilla/5.0 (x86_64)'];
                $other_os[] = ['Linux' => 'Mozilla/5.0 (i686)'];
                $other_os[] = ['Linux' => 'U; NETFLIX'];
                $other_os[] = ['Linux' => 'GNU; '];
                $other_os[] = ['Linux' => 'QtEmbedded; U; Linux;'];
                $other_os[] = ['AmigaOS' => 'AmigaOS'];
                $other_os[] = ['Haiku' => 'Haiku'];
                $other_os[] = ['Roku OS' => 'Roku/'];
                $other_os[] = ['BeOS' => 'BeOS'];

                foreach ($other_os as $other_os_va) {
                    $k = key($other_os_va);
                    $v = $other_os_va[$k];

                    if ($this->match_ua($v)) {
                        $this->result_os_family = 'linux';
                        if ($k === 'AmigaOS') $this->result_os_family = 'amiga';
                        if ($k === 'Haiku' || $k === 'BeOS') $this->result_os_family = 'beos';
                        if ($k === 'OpenBSD' || $k === 'NetBSD' || $k === 'FreeBSD' || $k === 'SunOS' || $k === 'RISC OS') $this->result_os_family = 'unix';
                        $this->result_os_version = 0;
                        $this->result_os_name = $k;
                        $this->result_os_title = $k;
                        $os_need_continue = false;
                        break;
                    }
                }
                $other_os = null;
            }
            // End of desktop OS detection
        }

        /*
        -------------
         Mobile OS
        -------------
        */

        if ($this->result_mobile == 1) {
            if ($this->result_os_type === 'unknown') $this->result_os_type = 'mobile';

            // Desktop Mode on generic mobile OS

            // Android Desktop Mode

            if ($os_need_continue && $this->result_browser_desktop_mode == 1 && $this->real_os_name === 'Android') {
                $this->result_os_version = 0;
                $this->result_os_name = 'Android';
                $this->result_os_family = 'android';
                $os_need_continue = false;
            }

            // iOS Desktop Mode

            if ($os_need_continue && $this->result_browser_desktop_mode == 1 && $this->real_os_name === 'iOS') {
                $this->result_os_version = 0;
                $this->result_os_name = 'iOS';
                $this->result_os_family = 'macintosh';
                $os_need_continue = false;
            }

            // WP Desktop Mode

            if ($os_need_continue && $this->result_browser_desktop_mode == 1 && $this->real_os_name === 'Windows Phone') {
                $this->result_os_version = 0;
                $this->result_os_name = 'Windows Phone';
                $this->result_os_family = 'windows';
                $os_need_continue = false;
            }

            // Android OS

            if ($os_need_continue && $this->match_ua('Android') && !$this->match_ua('Windows Phone|Windows Mobile|Tizen')) {
                $this->result_os_version = 0;
                $this->result_os_name = 'Android';
                $matches = $this->match_ua('/Android(?: |\-)([0-9]+\.[0-9]+)/');
                $this->result_os_version = is_array($matches) ? (float)$matches[1] : 0;
                if (empty($this->result_os_version)) {
                    $matches = $this->match_ua('/Android(?: |\-)(\d+)/');
                    $this->result_os_version = is_array($matches) ? (float)$matches[1] : 0;
                }
                $this->result_os_family = 'android';
                $os_need_continue = false;
            }

            // iOS OS

            if ($os_need_continue && $this->result_ios != false && !$this->match_ua('Windows Phone|Windows Mobile')) {
                $this->result_os_version = 0;
                $this->result_os_name = 'iOS';
                $matches = $this->match_ua('/\sOS\s(\d+)[_.](\d+)/');
                $version = is_array($matches) ? $matches[1] : 0;
                $version_minor = is_array($matches) ? $matches[2] : 0;
                if (!empty($version)) $this->result_os_version = floatval($version.'.'.$version_minor);
                $this->result_os_family = 'macintosh';
                $os_need_continue = false;
            }

            // WhatsApp Android / iOS

            if ($os_need_continue && $this->match_ua('WhatsApp/')) {
                $matches = $this->match_ua('/WhatsApp\/([.0-9]+)\s(A|i)$/');
                $os_match = is_array($matches) ? $matches[2] : 0;

                if ($os_match === 'A') {
                    $this->result_os_name = 'Android';
                    $this->result_os_family = 'android';
                }

                if ($os_match === 'i') {
                    $this->result_os_name = 'iOS';
                    $this->result_os_family = 'macintosh';
                }
            }

            // Windows Phone OS, Tizen OS, Bada OS, Kindle OS, FIre OS, Java Platform

            if ($os_need_continue) {
                $os_list[] = ['Windows Phone' => '/Phone(?: OS)? ([.0-9]+)/'];
                $os_list[] = ['Windows Mobile' => '/Windows Mobile ([.0-9]+)/'];
                $os_list[] = ['Windows Mobile' => 'Windows Mobile'];
                $os_list[] = ['Windows CE' => 'Windows CE'];
                $os_list[] = ['Firefox OS' => '/Mozilla\/5\.0\s\((?:Mobile|Tablet);(?:.*;)?\srv:[.0-9]+\)\sGecko\/[.0-9]+\sFirefox\/[.0-9]+$/'];
                $os_list[] = ['Tizen' => '/Tizen[\/\s]([.0-9]+)/'];
                $os_list[] = ['Bada' => '/Bada[;\/]([.0-9]+)/'];
                $os_list[] = ['Kindle' => '/Kindle\/([0-9]+\.[0-9]+)/'];
                $os_list[] = ['Fire OS' => 'KFJW|Silk/'];
                $os_list[] = ['Java Platform' => '/MIDP\-([0-9]+\.[0-9]+)/'];
                $os_list[] = ['Java Platform' => '/MIDP/'];
                $os_list[] = ['MAUI Platform' => '/MAUI\s|\sMAUI/'];

                foreach ($os_list as $os_list_va) {
                    $k = key($os_list_va);
                    $v = $os_list_va[$k];

                    $matches = $this->match_ua($v);
                    if ($matches) {
                        $this->result_os_family = 'linux';
                        if (strpos($k, 'Windows') !== false) $this->result_os_family = 'windows';
                        $this->result_os_name = $k;
                        $this->result_os_version = is_array($matches) ? (float)$matches[1] : 0;
                        $os_need_continue = false;

                        // J2ME/MIDP or MAUI

                        if (strpos($k, 'Java Platform') !== false || strpos($k, 'MAUI Platform') !== false) {
                            $this->result_os_family = 'unknown';
                            $os_need_continue = true;
                        }
                        break;
                    }
                }
                $os_list = null;
            }

            // Other Mobile OS(es)

            if ($os_need_continue) {
                $other_os = [];

                $other_os[] = ['Android' => 'CrKey armv'];
                $other_os[] = ['Android' => 'SpreadTrum;'];
                $other_os[] = ['BlackBerry' => 'BlackBerry'];
                $other_os[] = ['BlackBerry' => 'BB10;'];
                $other_os[] = ['BlackBerry' => 'RIM Tablet'];
                $other_os[] = ['Symbian' => 'Symbian'];
                $other_os[] = ['Symbian' => '(Series'];
                $other_os[] = ['Symbian' => 'SymbOS'];
                $other_os[] = ['WatchOS' => 'Watch'];
                $other_os[] = ['KaiOS' => 'KAIOS'];
                $other_os[] = ['RemixOS' => 'Remix Mini'];
                $other_os[] = ['RemixOS' => 'RemixOS'];
                $other_os[] = ['Sailfish OS' => 'Sailfish'];
                $other_os[] = ['LiveArea' => 'PlayStation Vita'];
                $other_os[] = ['PalmOS' => 'PalmOS'];
                $other_os[] = ['PalmOS' => 'PalmSource'];
                $other_os[] = ['Maemo' => 'Maemo'];
                $other_os[] = ['PlayStation Platform' => 'PlayStation'];
                $other_os[] = ['PlayStation Platform' => 'PLAYSTATION'];

                foreach ($other_os as $other_os_va) {
                    $k = key($other_os_va);
                    $v = $other_os_va[$k];

                    if ($this->match_ua($v)) {
                        if ($k === 'Android') $this->result_os_family = 'android';
                        if ($k === 'BlackBerry') $this->result_os_family = 'blackberry';
                        if ($k === 'Symbian') $this->result_os_family = 'symbian';
                        if ($k === 'WatchOS') $this->result_os_family = 'macintosh';
                        if ($k === 'Sailfish OS' || $k === 'KaiOS' || $k === 'Maemo') $this->result_os_family = 'linux';
                        if ($k === 'RemixOS') $this->result_os_family = 'android';
                        if ($k === 'LiveArea') $this->result_os_family = 'livearea';
                        if ($k === 'PalmOS') $this->result_os_family = 'palm';
                        if ($k === 'PlayStation Platform') $this->result_os_family = 'unix';
                        $this->result_os_version = 0;
                        $this->result_os_name = $k;
                        $this->result_os_title = $k;
                        $os_need_continue = false;
                        break;
                    }
                }

                $other_os = null;
            }
            // End of mobile OS detection
        }

        // Other mixed-type linux-family OS(es)

        if ($this->get_mode !== 'browser' && ($this->result_os_family === 'linux' || $this->result_os_family === 'unknown')) {
            $other_os = [];

            $other_os[] = ['WebOS' => 'hpwOS'];
            $other_os[] = ['WebOS' => 'Web0S'];
            $other_os[] = ['WebOS' => 'WebOS'];
            $other_os[] = ['WebOS' => 'webOS'];

            foreach ($other_os as $other_os_va) {
                $k = key($other_os_va);
                $v = $other_os_va[$k];

                if ($this->match_ua($v)) {
                    $this->result_os_family = 'linux';
                    $this->result_os_type = 'mixed';
                    $this->result_os_version = 0;
                    $this->result_os_name = $k;
                    $this->result_os_title = $k;
                    break;
                }
            }
            $other_os = null;
        }

        // Darwin (MacOS and iOS)

        if ($os_need_continue && $this->match_ua(' Darwin') && !$this->match_ua('X11;')) {
            $this->result_os_family = 'macintosh';

            if ($this->match_ua('x86_64|i386|Mac')) {
                $this->result_os_type = 'desktop';
                $this->result_os_name = 'MacOS';
            } else {
                $this->result_os_type = 'mobile';
                $this->result_mobile = 1;
                $this->result_os_name = 'iOS';
                $this->result_ios = true;
            }

            $this->result_os_version = 0;
            $darwin_os_version = 0;

            $matches = $this->match_ua('/\sDarwin(\s|\/)([0-9]+\.[0-9]+)/');
            if (!empty($matches[2])) $darwin_os_version = (float)$matches[2];

            $darwin_macos_map = [
                '1.3' => '0',
                '1.4' => '1',
                '5.1' => '1',
                '5.5' => '1',
                '6.0' => '2',
                '6.8' => '2',
                '7.0' => '3',
                '7.9' => '3',
                '8.0' => '4',
                '8.1' => '4',
                '9.0' => '5',
                '9.8' => '5',
                '10.0' => '6',
                '10.8' => '6',
                '11.0' => '7',
                '11.4' => '7',
                '12.0' => '8',
                '12.6' => '8',
                '13.0' => '9',
                '13.4' => '9',
                '14.0' => '10',
                '14.5' => '10',
                '15.0' => '11',
                '15.6' => '11',
                '16.0' => '12',
                '16.6' => '12',
                '17.0' => '13',
                '17.7' => '13',
                '18.0' => '14',
                '18.2' => '14',
                '19.0' => '15',
                '19.6' => '15',
                '20.0' => '16',
                '20.6' => '16',
                '21.0' => '17',
                '21.6' => '17',
                '22.0' => '18',
                '22.3' => '18',
            ];
            $darwin_ios_map = [
                '9.0' => '1',
                '9.8' => '1',
                '10.0' => '4',
                '10.8' => '4',
                '11.0' => '5',
                '11.4' => '5',
                '12.0' => '6',
                '13.0' => '7',
                '14.0' => '8',
                '15.0' => '9',
                '15.6' => '9',
                '16.0' => '10',
                '16.6' => '10',
                '17.0' => '11',
                '17.7' => '11',
                '18.0' => '12',
                '18.2' => '12',
                '19.0' => '13',
                '19.6' => '13',
                '20.0' => '14',
                '20.6' => '14',
                '21.0' => '15',
                '21.6' => '15',
                '22.0' => '16',
                '22.3' => '16',
            ];

            if ($this->result_os_name === 'MacOS') {
                $darwin_map = $darwin_macos_map;
            } else $darwin_map = $darwin_ios_map;

            foreach ($darwin_map as $k => $v) {
                $darwin_map_min[$k] = abs($k - $darwin_os_version);
            }

            asort($darwin_map_min);
            $darwin_map_key = key($darwin_map_min);
            $this->result_os_version = $darwin_map[$darwin_map_key];

            if ($this->result_os_name === 'MacOS') {
                $this->result_os_version = $this->macos_codename($darwin_map[$darwin_map_key]);
                if (!empty($this->result_os_version)) {
                    $this->result_os_title = 'MacOS '.$this->result_os_version;
                } else $this->result_os_title = 'MacOS';
            }

            $darwin_map = null;
            $darwin_map_min = null;
            $darwin_macos_map = null;
            $darwin_ios_map = null;
            $os_need_continue = false;
        }

        // Set OS title and type

        if ($this->get_mode !== 'browser' && $this->result_os_name !== 'MacOS') {
            if (!empty($this->result_os_version)) {
                $this->result_os_title = $this->result_os_name.' '.$this->result_os_version;
            } else {
                if ($this->result_os_name !== 'Windows') {
                    $this->result_os_title = $this->result_os_name;
                } else $this->result_os_title = $this->result_os_name.' (unknown version)';
            }
            if (strpos($this->result_os_name, 'unknown') !== false) $this->result_os_type = 'unknown';
            if ($this->result_os_version == null) $this->result_os_version = 0;
        }

        /*
        ---------------------
         Detect 64bits mode
        ---------------------
        */

        if ($this->result_os_name === 'iOS' && $this->result_os_version >= 11) $this->result_64bits_mode = 1;
        if ($this->result_os_name === 'MacOS' && $this->macos_version_minor >= 8) $this->result_64bits_mode = 1;

        if ($this->result_64bits_mode == 0) {
            if ($this->match_ua('64') && $this->match_ua('x64;|x86_64|x86-64|arm64|arm_64|aarch64|Linux x64|mips64|amd64|AMD64|ia64|IRIX64|ppc64|sparc64|x64_64')) {
                $this->result_64bits_mode = 1;
            }
        }

        if ($this->result_os_name === 'Android' && $this->result_browser_desktop_mode == 1) $this->result_64bits_mode = 0;
        if ($this->result_64bits_mode == 1 && $this->match_ua('86') && $this->match_ua('i386|i686')) $this->result_64bits_mode = 0;

        // If mode 'os' only

        if ($this->get_mode === 'os') return null;

        /*
        -------------------
         BROWSER DETECTION
        -------------------

        ---------------------
         Mixed-type Browsers
        ---------------------
        */

        $browser_need_continue = true;
        if ($this->get_mode === 'device') $browser_need_continue = false;

        // Chrome / Chromium

        if ($browser_need_continue && $this->match_ua('Chrome/|Chromium/|CriOS/|CrMo/')) {
            $this->result_browser_version = 0;
            $matches = $this->match_ua('/(Chrome|Chromium|CriOS|CrMo)\/([0-9]+)\.?/');
            $this->result_browser_name = 'Chrome';
            if (!empty($matches[1]) && $matches[1] === 'Chromium') $this->result_browser_name = 'Chromium';
            if (!empty($matches[2])) $this->result_browser_version = (int)$matches[2];
            $this->result_browser_chromium_version = $this->result_browser_version;
            if ($this->match_ua('CriOS/')) $this->result_browser_chromium_version = 0;
            if ($this->match_ua('/Gecko\)\s(Chrome|CrMo)\/(\d+\.\d+\.\d+\.\d+)\s(?:Mobile)?(?:\/[.0-9A-Za-z]+\s|\s)?Safari\/[.0-9]+$/') && !$this->match_ua(
                    'SalamWeb| Valve | GOST'
                )) {
                $this->result_browser_chrome_original = 1;
            }
        }

        // Firefox

        if ($browser_need_continue && $this->result_browser_chromium_version == 0 && $this->match_ua('Firefox/') && !$this->match_ua('Focus/|FxiOS|Waterfox|Ghostery:')) {
            $this->result_browser_version = 0;
            $matches = $this->match_ua('/Firefox\/([0-9]+)\./');
            $this->result_browser_name = 'Firefox';
            if (!empty($matches[1])) $this->result_browser_version = (int)$matches[1];
            if ($this->match_ua('/\)\sGecko\/[.0-9]+\sFirefox\/[.0-9]+$/')) $this->result_browser_firefox_original = 1;
        }

        // Cross-device browsers (Yandex, Edge, Firefox, Opera, Puffin, Vivaldi, QQ Browser, Whale, Brave etc)

        if ($browser_need_continue && $this->result_browser_chrome_original == 0 && $this->result_browser_firefox_original == 0) {
            $browser_list[] = ['Yandex Browser', 'YaBrowser', '/YaBrowser\/([0-9]+\.[0-9]+)/', '1', 'YaApp_'];
            $browser_list[] = ['Edge', 'Edg', '/Edg(|e|A|iOS)\/([0-9]+)\./', '2', ''];
            $browser_list[] = ['Opera', ' OPR/', '/OPR\/(\d+)/', '1', 'Opera Mini|OPiOS|OPT/|OPRGX/|AlohaBrowser'];
            $browser_list[] = ['Opera', 'Opera', '/Opera.*Version\/([0-9]+\.[0-9]+)/', '1', 'Opera Mini|OPiOS|OPT/|InettvBrowser/'];
            $browser_list[] = ['Opera', 'Opera', '/Opera(\s|\/)([0-9]+\.[0-9]+)/', '2', 'Opera Mini|OPiOS|OPT/|InettvBrowser/'];
            $browser_list[] = ['UC Browser', 'UBrowser|UCBrowser|UCMini', '/(UBrowser|UCBrowser|UCMini)\/([0-9]+\.[0-9]+)/', '2', 'UCTurbo|AliApp'];
            $browser_list[] = ['UC Browser Turbo', 'UCTurbo/', '/UCTurbo\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Puffin', 'Puffin/', '/Puffin\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Vivaldi', 'Vivaldi/', '/Vivaldi\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['QQ Browser', 'QQBrowser/', '/QQBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Coc Coc', 'coc_coc_browser', '/coc_coc_browser\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Whale', 'Whale/', '/Whale\/([0-9]+\.[0-9]+)/', '1', 'NAVER(inapp;'];
            $browser_list[] = ['Brave', 'Brave', '/Brave(?: Chrome)?\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Maxthon', 'Maxthon/', '/Maxthon\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Maxthon', 'MxBrowser/', '/MxBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['2345 Explorer', '2345Explorer|2345Browser', '/(2345Explorer|2345Browser)(?: |\/)?([0-9]+\.[0-9]+)/', '2', ''];
            $browser_list[] = ['IceCat', 'IceCat/', '/IceCat\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Lunascape', 'Lunascape', '/Lunascape(?: |\/)?([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Seznam Browser', 'Seznam.cz/|SznProhlizec/', '/(Seznam\.cz|SznProhlizec)\/([0-9]+\.[0-9]+)/', '2', ''];
            $browser_list[] = ['Sleipnir', 'Sleipnir/', '/Sleipnir\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Sputnik', 'SputnikBrowser/', '/SputnikBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Oculus Browser', 'OculusBrowser/', '/OculusBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['PaleMoon', 'PaleMoon', '/PaleMoon\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['SalamWeb', 'SalamWeb|Salam Browser', '/SalamWeb\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Swing', 'Swing/|Swing(And)/', '/Swing(?:\(And\))?\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Safe Exam Browser', 'SEB/', '/SEB\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Colibri', 'Colibri/', '/Colibri\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Opera GX', 'OPRGX', '/OPRGX\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Opera GX', 'OPX/', '/OPX\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Xvast', 'Xvast/', '/Xvast\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Atom', 'Atom/', '/Atom\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['NetCast', 'SmartTV/', '/SmartTV\/([0-9]+)/', '1', ''];
            $browser_list[] = ['LG Browser', ' LG Browser/', '/\sLG\sBrowser\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Ghostery Browser', 'Ghostery:', '/Ghostery\:([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Aloha Browser', 'AlohaBrowser/', '/AlohaBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Lenovo Browser', 'SLBrowser/', '/SLBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Samsung Browser TV', '/SamsungBrowser\/[.0-9]+\sTV\s/', '/SamsungBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['WeChat App', 'MicroMessenger/', '/MicroMessenger\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['WKWebView', '/Intel\sMac\sOS\sX\s\d+.*\)\sAppleWebKit\/[.0-9]+.*Gecko\)$/', 'AppleWebKit', '1', ''];
            $browser_list[] = ['Sber Browser', 'SberBrowser/', '/SberBrowser\/([0-9]+\.[0-9]+)/', '1', ''];

            foreach ($browser_list as $browser_list_va) {
                $match = $browser_list_va[1];
                $match_exclude = $browser_list_va[4];

                if ($this->match_ua($match) && !$this->match_ua($match_exclude)) {
                    $this->result_browser_version = 0;
                    $this->result_browser_name = $browser_list_va[0];
                    $matches = $this->match_ua($browser_list_va[2]);
                    $matches_n = intval($browser_list_va[3]);
                    $this->result_browser_version = is_array($matches) ? (float)$matches[$matches_n] : 0;
                    if (!empty($this->result_browser_version)) {
                        $browser_need_continue = false;
                        break;
                    }
                }
            }

            $browser_list = null;
        }

        // Gecko engine detection

        if ($this->get_mode !== 'device' && $this->result_browser_chromium_version == 0 && $this->match_ua('Gecko/|ArtisBrowser/') && ($this->match_ua(
                    '/\srv:[.0-9a-z]+(?:\;\s.*|)\)\sGecko\/[.0-9]+\s/'
                ) || $this->match_ua('QwantMobile/|ArtisBrowser/'))) {
            $this->result_browser_gecko_version = 0;
            $match = $this->match_ua('/\srv:([0-9]+\.[0-9]+)(?:[.0-9a-z]+)?(?:\;\s.*|)\)\sGecko\/[.0-9]+\s/');

            if (is_array($match)) {
                if ($match[1] >= 5) {
                    $match[1] = intval($match[1]);
                } else $match[1] = (float)$match[1];
            }

            if (!empty($match[1])) {
                $this->result_browser_gecko_version = $match[1];
            } else {
                $match = $this->match_ua('/\sGecko\/([.0-9]+)\s.*QwantMobile\/[.0-9]+$/');
                if (!empty($match[1])) {
                    $this->result_browser_gecko_version = intval($match[1]);
                } else {
                    $match = $this->match_ua('/\srv:([0-9]+\.[0-9]+)\)\s.*ArtisBrowser\/[.0-9]+$/');
                    if (!empty($match[1])) $this->result_browser_gecko_version = intval($match[1]);
                }
            }

            // Gecko >= 109 issue

            if ($this->result_browser_gecko_version >= 109 && $this->result_browser_gecko_version < 120) {
                $match = $this->match_ua('/\srv:[.0-9a-z]+(?:\;\s.*|)\)\sGecko\/[.0-9]+\s.*(?:Firefox|MaxBrowser)\/([0-9]+)\./');
                if (!empty($match[1])) $this->result_browser_gecko_version = intval($match[1]);
            }
        }

        // WebKit engine detection

        if ($this->get_mode !== 'device' && $this->result_browser_chromium_version == 0 && $this->result_browser_gecko_version == 0 && $this->matchi_ua('AppleWebKit/')) {
            $this->result_browser_webkit_version = 0;
            $match = $this->matchi_ua('/AppleWebKit\/([0-9]+\.[0-9]+)/');
            if (!empty($match[1])) $this->result_browser_webkit_version = (float)$match[1];
        }

        /*
        ------------------
         Desktop Browsers
        ------------------
        */

        if ($browser_need_continue && $this->result_browser_chrome_original == 0 && $this->result_browser_firefox_original == 0 && $this->result_mobile == 0) {
            // Safari

            $browser_list[] = ['Safari', '/AppleWebKit\/[.0-9]+.*Gecko\)\sSafari\/[.0-9A-Za-z]+$/', '/Safari\/(\d+)/', '1', 'Version/'];
            $browser_list[] = ['Safari', '/Version\/([0-9]+\.[0-9]+).*Safari/', '/Version\/([0-9]+\.[0-9]+).*Safari/', '1', 'Epiphany|Arora/|Midori|midori|SlimBoat|Roccat'];

            // IE

            $browser_list[] = ['Internet Explorer', 'MSIE', '/MSIE(?:\s|)([0-9]+)/', '1', 'Opera|IEMobile|Trident/'];
            $browser_list[] = ['Internet Explorer', 'Trident/', '/Trident\/([0-9]+)/', '1', 'Opera|IEMobile'];

            // Chromium based browsers

            $browser_list[] = ['Avast Browser', 'Avast/', '/Avast\/([0-9]+)/', '1', ''];
            $browser_list[] = ['AVG Browser', 'AVG/', '/AVG\/([0-9]+)/', '1', ''];
            $browser_list[] = ['CCleaner Browser', 'CCleaner/', '/CCleaner\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Comodo Dragon', 'Dragon/', '/Dragon\/([0-9]+)/', '1', 'IceDragon'];
            $browser_list[] = ['Iridium', 'Iridium/', '/Iridium\/.*Safari.*Chrome\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Maxthon Nitro', 'MxNitro|mxnitro', '/(MxNitro|mxnitro)\/([0-9]+\.[0-9]+)/', '2', ''];
            $browser_list[] = ['Iron', ' Iron ', '/Chrome\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Iron', 'Iron/', '/Iron\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Hola Browser', 'Hola/', '/Hola\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Sogou Explorer', '/Chrome.*Safari.*SE\s.*MetaSr/', '/Chrome\/([0-9]+)/', '1', ''];
            $browser_list[] = ['360 browser', 'QIHU 360', '/Chrome\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Slimjet', 'Slimjet/', '/Slimjet\/([0-9]+)/', '1', ''];
            $browser_list[] = ['FreeU', 'FreeU|Freeu', '/(FreeU|Freeu)\/([0-9]+)/', '2', ''];
            $browser_list[] = ['Kinza', 'Kinza/', '/Kinza\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Station', 'Station/', '/Station\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Superbird', 'Superbird|SuperBird', '/(Superbird|SuperBird)\/([0-9]+)/', '2', ''];
            $browser_list[] = ['Polypane', 'Polypane/', '/Polypane\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['OhHai Browser', 'OhHaiBrowser/', '/OhHaiBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Sizzy', 'Sizzy', '/Sizzy\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['AOL Desktop', 'ADG/', '/ADG\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Elements Browser', 'Elements Browser', '/Elements\sBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['115 Browser', '115Browser', '/115Browser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Falkon', 'Falkon/', '/Falkon\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['AOL Shield Pro', 'AOLShield', '/AOLShield\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Google Earth', 'Google Earth', '/Google Earth(?:|\sPro)\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Chedot', 'Chedot/', '/Chedot\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['SlimBoat', 'SlimBoat/', '/SlimBoat\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Rambler Browser', 'Nichrome/', '/Chrome\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Beaker Browser', 'BeakerBrowser/', '/BeakerBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Amigo', 'Amigo/', '/Amigo\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Opera Neon', ' MMS/', '/\sMMS\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['SmartTV Browser', 'Thano/', '/Thano\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Biscuit', 'Biscuit/', '/Biscuit\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Chromium GOST', 'Chromium GOST', '/Chrome\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Dashob', 'Dashob/', '/Dashob\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Dezor', 'Dezor/', '/Dezor\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Duoyu Browser', 'duoyu_business/', '/duoyu_business\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['iTop Browser', ' iTop', '/Chrome\/([0-9]+\.[0-9]+)*.+\siTop$/', '1', ''];
            $browser_list[] = ['Polarity', 'Polarity/', '/Polarity\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Sielo', 'Sielo/', '/Sielo\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Norton Browser', 'Norton/', '/Norton\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Avira Browser', 'Avira/', '/Avira\/([0-9]+)/', '1', ''];

            // Webkit, Gecko and other engine based browsers

            $browser_list[] = ['Cyberfox', 'Cyberfox/', '/Cyberfox\/([0-9]+)/', '1', ''];
            $browser_list[] = ['SeaMonkey', 'SeaMonkey/', '/SeaMonkey\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['K-Meleon', 'K-Meleon', '/K\-Meleon\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Iceweasel', '/[iI]ce[wW]easel/', '/[iI]ce[wW]easel/', '1', ''];
            $browser_list[] = ['IceApe', 'Iceape/', '/Iceape\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Comodo Ice Dragon', 'IceDragon/', '/IceDragon\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['QtWeb', 'QtWeb Internet Browser/', '/QtWeb\sInternet\sBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['QtWebEngine', 'QtWebEngine', '/QtWebEngine\/([0-9]+\.[0-9]+)/', '1', 'Konqueror'];
            $browser_list[] = ['Qt', 'Qt/', '/Qt\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['WebKitGTK', 'WebKitGTK+/', '/WebKitGTK\+\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Konqueror', 'Konqueror', '/Konqueror\/([0-9]+\.[0-9]+)/', '1', 'QtWebEngine'];
            $browser_list[] = ['Konqueror', 'konqueror', '/konqueror\/([0-9]+\.[0-9]+)/', '1', 'QtWebEngine'];
            $browser_list[] = ['Konqueror', 'Konqueror', '/\sQtWebEngine\/([0-9]+\.[0-9]+)(|[.0-9]+)\sChrome\/[.0-9]+.*\sSafari\/[.0-9]+.*Konqueror\s/', '1', ''];
            $browser_list[] = ['Epiphany', 'Epiphany', '/Epiphany\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['OmniWeb', 'OmniWeb/', '/OmniWeb\//', '1', ''];
            $browser_list[] = ['iCab', 'iCab', '/iCab(\s|\/)([0-9]+\.[0-9]+)/', '2', ''];
            $browser_list[] = ['Camino', 'Camino/', '/Camino\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Midori', 'Midori|midori', '/Midori\/([.0-9]+)/', '1', ''];
            $browser_list[] = ['Otter', 'Otter/', '/Otter\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Kazehakase', 'Kazehakase/', '/Kazehakase\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['QupZilla', 'QupZilla/', '/QupZilla\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Waterfox', 'Waterfox/', '/Waterfox\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Waterfox', 'Waterfox', '/Firefox\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Basilisk', 'Basilisk/', '/\srv:([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Dooble', 'Dooble/', '/Dooble\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Fluid', 'Fluid/', '/Fluid\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Arora', 'Arora/', '/Arora\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Artis Browser', 'ArtisBrowser/', '/ArtisBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Steam Client', ' Valve ', '/Valve\s(|Steam\s)Client/', '1', 'Tenfoot'];
            $browser_list[] = ['Steam Overlay', ' Valve ', '/Valve\sSteam\sGameOverlay/', '1', 'Tenfoot|Client/'];
            $browser_list[] = ['Rekonq', ' rekonq', '/rekonq\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Odyssey Web Browser', 'Odyssey Web Browser', '/OWB\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Safari SDK', '/^Safari\/[.0-9]+\sCFNetwork\/[.0-9]+\sDarwin\/[.0-9]+/', '/Safari\//', '1', ''];
            $browser_list[] = ['Internet TV Browser', 'InettvBrowser/', '/InettvBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Firefox', 'BonEcho/', '/BonEcho\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Firefox', 'GranParadiso/', '/GranParadiso\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Firefox', 'Shiretoko/', '/Shiretoko\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Firefox', 'Namoroka/', '/Namoroka\/([0-9]+)/', '1', ''];
            $browser_list[] = ['iTunes App', 'iTunes/', '/iTunes\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Mypal Browser', 'Mypal/', '/Mypal\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Mercury', 'Mercury/', '/Firefox\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Arctic Fox', 'ArcticFox/', '/ArcticFox\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Roccat', ' Roccat/', '/Roccat\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Lunascape', ' lswebkit ', ' lswebkit ', '1', ''];

            foreach ($browser_list as $browser_list_va) {
                $match = $browser_list_va[1];
                $match_exclude = $browser_list_va[4];

                if ($this->match_ua($match) && !$this->match_ua($match_exclude)) {
                    $this->result_browser_version = 0;
                    $this->result_browser_name = $browser_list_va[0];
                    $matches = $this->match_ua($browser_list_va[2]);
                    $matches_n = intval($browser_list_va[3]);
                    $this->result_browser_version = is_array($matches) ? (float)$matches[$matches_n] : 0;

                    // Gnome Web browser detection on Linux/Unix OS

                    if ($this->result_browser_name === 'Safari' && ($this->result_os_family === 'linux' || $this->result_os_family === 'unix')) {
                        $this->result_browser_name = 'Gnome Web';
                    }

                    // Safari old version conversion

                    if ($match === '/AppleWebKit\/[.0-9]+.*Gecko\)\sSafari\/[.0-9A-Za-z]+$/') {
                        $ev = intval($this->result_browser_version);
                        if (!empty($ev)) $this->result_browser_version = 1;
                        if ($ev > 400) $this->result_browser_version = 2;
                        if ($ev > 500) $this->result_browser_version = 3;
                        if ($ev > 527) $this->result_browser_version = 4;
                        if ($ev > 532) $this->result_browser_version = 5;
                        if ($ev > 535) $this->result_browser_version = 6;
                        $this->result_browser_safari_original = 1;
                    }

                    // IE Trident engine version conversion

                    if ($match === 'Trident/') {
                        if ($this->result_browser_version == 4) $this->result_browser_version = 8;
                        if ($this->result_browser_version == 5) $this->result_browser_version = 9;
                        if ($this->result_browser_version == 6) $this->result_browser_version = 10;
                        if ($this->result_browser_version == 7) $this->result_browser_version = 11;
                    }

                    if (!empty($this->result_browser_version)) {
                        $browser_need_continue = false;
                        break;
                    }
                }
            }

            $browser_list = null;
            // End of desktop browsers detection
        }

        /*
        -----------------
         Mobile Browsers
        -----------------
        */

        if ($browser_need_continue && $this->result_browser_chrome_original == 0 && $this->result_browser_firefox_original == 0 && $this->result_mobile == 1) {
            // Mobile browsers with detectable versions

            $browser_list[] = [
                'Safari Mobile',
                '/(iPhone|iphone|iPad;|iPod).*AppleWebKit\/[.0-9]+\s\(KHTML,\slike\sGecko\)\s.*Version\/[.,0-9]+\sMobile\//',
                '/Version\/([0-9]+\.[0-9]+)(|\.[0-9]+|\,[0-9]+)\sMobile\//',
                '1',
                'RDDocuments|AlohaBrowser|DuckDuckGo|MiuiBrowser|Snapchat|NAVER(inapp;|1Password|OPT/|Ddg/',
            ];
            $browser_list[] = [
                'Safari Mobile',
                '/(Intel\sMac\sOS\sX).*AppleWebKit\/.*Version\/[.,0-9]+\s(?:|Mobile\/\w+\s)Safari\/[.0-9A-Za-z]+(|\/[0-9]+|\s\(.*\))+$/',
                '/Version\/([0-9]+\.[0-9]+)(|\.[0-9]+|\,[0-9]+)/',
                '1',
                'CriOS|RDDocuments|AlohaBrowser|DuckDuckGo|MiuiBrowser|Snapchat|NAVER(inapp;|1Password|OPT/|Ddg/',
            ];
            $browser_list[] = ['Android Browser', '/Android.*Version\/[.0-9]+\s(?:Mobile\s)?Safari\/[.0-9]+(|\-[0-9]+)$/', '/Android.*Version\/([0-9]+\.[0-9]+)/', '1', 'Chrome/'];
            $browser_list[] = ['Android Browser', 'Dalvik/', '/Dalvik\/([.0-9]+)\s\(Linux;\sU;\sAndroid\s/', '2', 'Chrome/'];
            $browser_list[] = ['Samsung Browser', 'SamsungBrowser', '/SamsungBrowser\/([0-9]+\.[0-9]+)/', '1', 'CrossApp'];
            $browser_list[] = ['Firefox Focus', 'Focus/', '/Focus\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Firefox iOS', 'FxiOS', '/FxiOS\/([0-9]*[.]?[0-9]+)/', '1', ''];
            $browser_list[] = ['Opera Mini', 'Opera Mini|OPiOS', '/(Opera Mini|OPiOS)\/([0-9]+\.[0-9]+)/', '2', ''];
            $browser_list[] = ['Opera Touch', 'OPT/', '/OPT\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Huawei Browser', 'HuaweiBrowser/', '/HuaweiBrowser\/([0-9]+)/', '1', ''];
            $browser_list[] = ['DuckDuckGo', 'DuckDuckGo/', '/DuckDuckGo\/([0-9]+)/', '1', ''];
            $browser_list[] = ['DuckDuckGo', 'Ddg/', '/Ddg\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Mi Browser', 'MiuiBrowser/', '/MiuiBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Mint Browser', 'Mint Browser/', '/Mint\sBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Avast Browser', 'AvastSecureBrowser/', '/AvastSecureBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Google App', '/(iPhone|iphone|iPad;|iPod).*\)\sGSA\/([0-9]+)/', '/(iPhone|iphone|iPad;|iPod).*\)\sGSA\/([0-9]+)/', '2', ''];
            $browser_list[] = ['Google App', '/\sGSA\//', '/\sGSA\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Facebook App', 'FBAV/|FBSV/', '/(FBAV|FBSV)\/([0-9]+)\./', '2', 'FBAN/Messenger|FB_IAB/MESSENGER'];
            $browser_list[] = ['Instagram App', 'Instagram', '/Instagram\s([0-9]+)\./', '1', ''];
            $browser_list[] = ['Facebook Messenger', 'FBAN/Messenger|FB_IAB/MESSENGER', '/(FBAV|FBSV)\/([0-9]+)\./', '2', ''];
            $browser_list[] = ['Snapchat', 'Snapchat', '/\sSnapchat\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['WhatsApp', 'WhatsApp', '/WhatsApp\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Viber', 'Viber/', '/Viber\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Yandex App', 'YaApp_', '/YaApp_(Android|iOS)\/([0-9]+\.[0-9]+)/', '2', ''];
            $browser_list[] = ['Yandex App', 'YandexSearch/', '/YandexSearch\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Yandex App', 'YaSearchBrowser/', '/YaSearchBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Dolfin', 'Dolfin/', '/Dolfin\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Flipboard App', 'Flipboard/', '/Flipboard\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['FreeU', 'FreeU|Freeu', '/(FreeU|Freeu)\/([0-9]+\.[0-9]+)/', '2', ''];
            $browser_list[] = ['Iron', 'Iron Safari|MobileIron', '/Chrome\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Sogou Mobile Browser', 'SogouMobileBrowser/', '/SogouMobileBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Meizu Browser', 'MZBrowser/', '/MZBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['360 Mobile Browser', '360 Aphone', '/360\sAphone\sBrowser\s\(([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Adblock Browser', 'ABB/', '/ABB\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Ecosia Browser', 'Ecosia', '/Chrome\/([0-9]+)/', '1', ''];
            $browser_list[] = ['HeyTap Browser', 'HeyTapBrowser/', '/HeyTapBrowser\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Oppo Browser', 'OppoBrowser/', '/OppoBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Silk', 'Silk/', '/Silk\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Surf Browser', 'SurfBrowser/', '/SurfBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Phoenix Browser', 'PHX/', '/PHX\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['CM Mobile', 'ACHEETAHI', '/Chrome\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Bing App', ' BingWeb', '/BingWeb\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Firefox Klar', 'Klar/', '/Klar\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Super Fast Browser', 'SFBrowser|tssomas', '/(SFBrowser|tssomas)\/([0-9]+\.[0-9]+)/', '2', ''];
            $browser_list[] = ['Tenta Browser', 'Tenta/', '/Tenta\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Kiwi Browser', 'Kiwi Chrome/', '/Kiwi\sChrome\/([0-9]+)/', '1', ''];
            $browser_list[] = ['JioPages', 'JioBrowser/', '/JioBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['JioPages', 'JioPages/', '/JioPages\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Qwant Mobile', 'QwantBrowser', '/QwantBrowser\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Qwant Mobile', 'QwantMobile', '/QwantMobile\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Cake Browser', '; Cake) ', '/\;\sCake\).*AppleWebKit.*Version\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['DU Browser', 'bdbrowser', '/bdbrowser(|_i18n)\/([0-9]+\.[0-9]+)/', '2', ''];
            $browser_list[] = ['DU Browser', 'baidubrowser', '/baidubrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Baidu Search App', 'baiduboxapp/', '/baiduboxapp\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['DU Browser HD', 'BaiduHD/', '/BaiduHD\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Hi Browser', 'HiBrowser/', '/HiBrowser\/?(?:v)?([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['VmWare Browser', 'AirWatch Browser', '/AirWatch\sBrowser\sv([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Iron Mobile', 'MobileIron/', '/MobileIron\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['NineSky', 'Ninesky-android-mobile/', '/Ninesky\-android\-mobile\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Realme Browser', 'RealmeBrowser/', '/RealmeBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Vivo Browser', 'VivoBrowser/', '/VivoBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Web Explorer', 'Web Explorer/', '/Web\sExplorer\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['NTENT Browser', 'NTENTBrowser/', '/NTENTBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Nox Browser', 'NoxBrowser/', '/NoxBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Quark Browser', 'Quark/', '/Quark\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Yaani Browser', 'YaaniBrowser', '/YaaniBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = [
                'Tizen Browser',
                '/Tizen(?: )?(?:\/)?[.0-9]+.*AppleWebKit\/.*(Version|SLP Browser|Tizen Browser|TizenBrowser)\/([0-9]+\.[0-9]+)/',
                '/Tizen(?: )?(?:\/)?[.0-9]+.*AppleWebKit\/.*(Version|SLP Browser|Tizen Browser|TizenBrowser)\/([0-9]+\.[0-9]+)/',
                '2',
                '',
            ];
            $browser_list[] = ['Internet Explorer Mobile', 'IEMobile', '/IEMobile(?: )?(?:\/)?([0-9]+)/', '1', ''];
            $browser_list[] = ['Internet Explorer Mobile', 'Trident/', '/Trident\/[.0-9].*Touch;*.rv\:([0-9]+)/', '1', ''];
            $browser_list[] = ['ZetaKey', 'Zetakey/', '/Zetakey\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Nokia Browser', 'NokiaBrowser/', '/NokiaBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['NetFront', 'NetFront/', '/NetFront\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = [
                'BlackBerry Browser',
                '/(BB10;|BlackBerry|PlayBook).*AppleWebKit.*Version\/([0-9]+\.[0-9]+)/',
                '/(BB10;|BlackBerry|PlayBook).*AppleWebKit.*Version\/([0-9]+\.[0-9]+)/',
                '2',
                '',
            ];
            $browser_list[] = ['ONE Browser', 'OneBrowser/', '/OneBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Web Explorer', 'webexplorer/', '/webexplorer\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Start Internet Browser', 'Start/', '/Start\/([0-9]+)/', '1', ''];
            $browser_list[] = ['EUI Browser', 'EUI Browser', '/EUI\sBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['iCab Mobile', 'iCabMobile', '/iCabMobile(\s|\/)([0-9]+\.[0-9]+)/', '2', ''];
            $browser_list[] = ['Mercury', 'Mercury/', '/Mercury\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = [
                'Samsung Browser',
                '; SAMSUNG S|; SAMSUNG G',
                '/\;\sSAMSUNG\s(S|G)+.*\sBuild\/.*\)\sAppleWebKit\/.*Version\/([0-9]+\.[0-9]+)\sChrome\/[.0-9]+.*\sSafari\/[.0-9]+$/',
                '2',
                'SamsungBrowser',
            ];
            $browser_list[] = ['Documents App', 'RDDocuments/', '/RDDocuments\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Opera Coast', 'Coast/', '/Coast\/([0-9]+)/', '1', ''];
            $browser_list[] = [
                'Android Browser',
                '/Android.*Version\/[.0-9]+\s(?:Mobile\s)?Safari(|\/[.0-9]+\sCyanogenMod.*)+$/',
                '/Android.*Version\/([0-9]+\.[0-9]+)/',
                '1',
                'Chrome/',
            ];
            $browser_list[] = ['Playstation Browser', '/(PlayStation\s|PLAYSTATION\s)/', '/(PlayStation\s|PLAYSTATION\s)/', '1', ''];
            $browser_list[] = ['Naver App', 'NAVER(inapp;', '/NAVER\(inapp;\ssearch;\s\d+;\s([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Line App', ' Line/', '/\sLine\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['QQ App', ' QQ/', '/\sQQ\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['GNews App', ' GNews ', '/\sGNews\s.*\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['1Password App', '1Password', '/\s1Password\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Pinterest App', 'Pinterest', '/Pinterest/', '1', ''];
            $browser_list[] = ['Twitter App', ' Twitter', '/Twitter/', '1', ''];
            $browser_list[] = ['Ali App', ' AliApp', '/\sAliApp/', '1', ''];
            $browser_list[] = ['Alipay', 'AlipayClient', '/AlipayClient\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Samsung CrossApp', 'CrossApp/', '/CrossApp\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Diigo', 'DiigoBrowser', '/DiigoBrowser/', '1', ''];
            $browser_list[] = ['Stargon', 'Stargon/', '/Stargon\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['You Browser', 'YouBrowser/', '/YouBrowser\/([0-9]+\.[0-9]+)/', '1', ''];
            $browser_list[] = ['Max Browser', 'MaxBrowser/', '/MaxBrowser\/([0-9]+)/', '1', ''];
            $browser_list[] = ['Soul Browser', 'Soul/', '/Soul\/([0-9]+)/', '1', ''];

            foreach ($browser_list as $browser_list_va) {
                $match = $browser_list_va[1];
                $match_exclude = $browser_list_va[4];

                // Some OS specified browsers matching optimization

                $current_browser_continue = true;
                if ($this->get_mode !== 'browser') {
                    $current_browser = $browser_list_va[0];

                    // Some iOS specified browsers matching optimization

                    if ($current_browser === 'Safari Mobile' || $current_browser === 'Firefox iOS') {
                        if ($this->result_os_name !== 'iOS') $current_browser_continue = false;
                    }

                    // Some Android specified browsers matching optimization

                    if ($current_browser === 'Android Browser' || $current_browser === 'Samsung Browser' || $current_browser === 'Huawei Browser') {
                        if ($this->result_os_name !== 'Android') $current_browser_continue = false;
                    }

                    // WP specified browser matching optimization

                    if ($current_browser === 'Internet Explorer Mobile' && $this->result_os_name !== 'Windows Phone' && $this->result_os_name !== 'Windows Mobile') $current_browser_continue = false;

                    // Tizen specified browser matching optimization

                    if ($current_browser === 'Tizen Browser' && $this->result_os_name !== 'Tizen') $current_browser_continue = false;

                    // BlackBerry specified browser matching optimization

                    if ($current_browser === 'BlackBerry Browser' && $this->result_os_name !== 'BlackBerry') $current_browser_continue = false;

                    // Google App matching optimization

                    if ($current_browser === 'Google App' && !$this->match_ua(' GSA/')) $current_browser_continue = false;
                }

                if ($current_browser_continue == true && $this->match_ua($match) && !$this->match_ua($match_exclude)) {
                    $this->result_browser_version = 0;
                    $this->result_browser_name = $browser_list_va[0];
                    $matches = $this->match_ua($browser_list_va[2]);
                    $matches_n = intval($browser_list_va[3]);

                    if (is_array($matches)) {
                        if ($this->result_browser_name === 'Safari Mobile' && strpos($matches[$matches_n], '_') !== false) {
                            $matches[$matches_n] = str_replace(
                                '_',
                                '.',
                                $matches[$matches_n]
                            );
                        }
                        $this->result_browser_version = (float)$matches[$matches_n];
                    } else {
                        $this->result_browser_version = 0;
                    }

                    if (!empty($this->result_browser_version)) {
                        $browser_need_continue = false;
                        break;
                    }
                }
            }

            $browser_list = null;
            // End of mobile browsers detection
        }

        // Other browsers without version specified

        if ($browser_need_continue) {
            $other_bsr = [];

            $other_bsr[] = ['Maple' => 'Maple'];
            $other_bsr[] = ['Espial' => 'Espial'];

            foreach ($other_bsr as $other_bsr_va) {
                $k = key($other_bsr_va);
                $v = $other_bsr_va[$k];

                if ($this->match_ua($v)) {
                    $this->result_browser_version = 0;
                    $this->result_browser_name = $k;
                    $this->result_browser_title = $k;
                    break;
                }
            }
            $other_bsr = null;
        }

        // MacOS and iOS Apps

        if ($this->result_browser_name === 'unknown' && $this->match_ua('CFNetwork/') && $this->match_ua('Darwin/') && !$this->match_ua('Safari/')) {
            $matches = $this->match_ua('/^(.*)(\/[.0-9]+|\s\(unknown\sversion\))(.*)\sCFNetwork\/[.0-9]+\sDarwin\/[.0-9]+/');
            if (!empty($matches[1])) {
                $matches[1] = str_replace('%20', ' ', $matches[1]);
                $matches[1] = str_replace('com.apple.Safari.', '', $matches[1]);
                $matches[1] = str_replace('com.apple.WebKit.', '', $matches[1]);
                $matches[1] = str_replace('com.apple.Notes.', '', $matches[1]);
                $matches[1] = str_replace('com.apple.mobilenotes.', '', $matches[1]);
                $this->result_browser_name = $matches[1].' App';
                if ($this->result_browser_name === 'Browser App') $this->result_browser_name = 'Darwin Browser';
                $darwin_app = true;
            }
        }

        /*
        -------------------
         WebView detection
        -------------------
        */

        if ($this->result_mobile == 1) {
            // Android WebView

            if ($this->result_os_name === 'Android') {
                if ($this->match_ua('; wv|;FB|FB_IAB|OKApp|DuckDuckGo')) $this->result_browser_android_webview = 1;
                if ($this->result_browser_chrome_original == 0 && $this->result_browser_chromium_version != 0 && $this->match_ua(
                        '/like\sGecko\)\sVersion\/[.0-9]+\sChrome\/[.0-9]+\s/'
                    )) {
                    $this->result_browser_android_webview = 1;
                }
            }

            // WKWebView

            if ($this->result_ios) {
                $webkit_webview = false;

                if ($this->match_ua(
                    '/\s\((iPhone|iphone|iPad|iPod);.*\)\sAppleWebKit\/[.0-9]+\s\(KHTML\,\slike Gecko\)\s(?!CriOS|FxiOS|OPiOS|EdgiOS)(?!Version).*Mobile\/([0-9A-Z]+)/'
                )) {
                    $webkit_webview = true;
                }
                if ($this->result_browser_name === 'unknown' && $this->match_ua('MobileSafari/') && $this->match_ua('CFNetwork/')) $webkit_webview = true;

                if ($webkit_webview) {
                    $this->result_browser_ios_webview = 1;

                    if ($this->result_browser_name === 'unknown') {
                        $this->result_browser_name = 'WKWebView';
                        $this->result_browser_version = 0;
                    }
                }
            }
        }

        /*
        -------------------------
         Detect Safari original
        -------------------------
        */

        if ($this->result_browser_name === 'Safari' || $this->result_browser_name === 'Safari Mobile') {
            if ($this->match_ua('/AppleWebKit\/[.0-9]+.*Gecko\)\sVersion\/[.0-9].*Safari\/[.0-9A-Za-z]+$/')) $this->result_browser_safari_original = 1;
        }

        // Check and correct browser version anomaly

        if (intval($this->result_browser_version) > 200 && !$this->match_ua('FBAV/|FBSV/|GSA/|Instagram')) $this->result_browser_version = 0;

        // Set Browser title

        if (!empty($this->result_browser_version)) {
            $this->result_browser_title = $this->result_browser_name.' '.$this->result_browser_version;
        } else {
            $this->result_browser_title = $this->result_browser_name.' (unknown version)';

            $browsers_without_versions = [];
            $browsers_without_versions[] = 'Android Browser';
            $browsers_without_versions[] = 'WKWebView';
            $browsers_without_versions[] = 'Safari SDK';
            $browsers_without_versions[] = 'Playstation Browser';
            $browsers_without_versions[] = 'OmniWeb';
            $browsers_without_versions[] = 'Steam Client';
            $browsers_without_versions[] = 'Steam Overlay';
            $browsers_without_versions[] = 'Maple';
            $browsers_without_versions[] = 'Espial';
            $browsers_without_versions[] = 'Diigo Browser';
            $browsers_without_versions[] = 'IceWeasel';
            $browsers_without_versions[] = 'Iceweasel';
            $browsers_without_versions[] = 'Facebook App';
            $browsers_without_versions[] = 'Twitter App';
            $browsers_without_versions[] = 'Bing App';
            $browsers_without_versions[] = 'Pinterest App';
            $browsers_without_versions[] = 'Ali App';
            $browsers_without_versions[] = 'Alipay App';
            $browsers_without_versions[] = 'Lunascape';

            if (in_array($this->result_browser_name, $browsers_without_versions) || isset($darwin_app)) {
                $this->result_browser_title = $this->result_browser_name;
            }

            $browsers_without_versions = null;
        }

        if (strpos($this->result_browser_name, 'unknown') !== false) $this->result_browser_title = 'unknown';
        if ($this->result_browser_version == null) $this->result_browser_version = 0;

        // EdgeHTML browser should not be detected as a Chromium engine
        if ($this->result_browser_name === 'Edge' && $this->result_browser_version >= 12 && $this->result_browser_version <= 18) $this->result_browser_chromium_version = 0;

        if ($this->get_mode === 'browser') return null;

        /*
        ---------------------
         Detect device types
        ---------------------
        */

        // Desktop

        if ($this->result_os_family !== 'unknown' && $this->result_os_type !== 'mixed') $this->result_device_type = 'desktop';

        // Mobile

        if ($this->result_mobile == 1) $this->result_device_type = 'mobile';

        // TV

        if ($this->match_ua(
                'TV|HDMI|CrKey| Escape |Kylo/|SmartLabs|SC/IHD|Viera|BRAVIA|NetCast|Roku/DVP| Roku |Maple|DuneHD|CE-HTML|EIS iPanel|Sunniwell; Resolution|Freebox|Netbox|Netgem|AFTT|AFTM|AFTB|DLNADOC| iconBIT |olleh tv|stbapp |; MIBOX|ABOX-I|; H96 |; X96|HX S905|; M8S |MINIM8S|MXIII-|; NEO-X|; NEO-U| Nexus Player |TPM171E|; V88 |MXQPRO|NEXBOX-|; Leelbox|ZIDOO|; A95X| Beelink |; T95Z|; TX3 '
            ) && !$this->match_ua('BTV-')) {
            $this->result_device_type = 'tv';
        }

        // Console

        if ($this->matchi_ua('playstation') || $this->match_ua('Xbox|GAMEPAD|Nintendo|OUYA|; SHIELD Build')) $this->result_device_type = 'console';

        // MediaPlayer

        if ($this->match_ua('iPod|AlexaMediaPlayer|AppleCoreMedia')) $this->result_device_type = 'mediaplayer';

        // Car

        if ($this->match_ua('CarBrowser|Tesla/')) $this->result_device_type = 'car';

        // Watch

        if ($this->matchi_ua('watch') && !$this->match_ua('AirWatch')) $this->result_device_type = 'watch';

        if ($this->get_mode === 'device') return null;

        /*
        ---------------------------------------------
         Detect 64bits mode (browser + OS specified)
        ---------------------------------------------
        */

        if ($this->result_os_name === 'MacOS' && $this->macos_version_minor >= 6) {
            if ($this->result_browser_name === 'Safari' || $this->result_browser_name === 'Safari SDK') $this->result_64bits_mode = 1;
        }

        /*
        ---------------------------------------------------------
         MacOS Big Sur + Firefox version > 86 detection feature
        ---------------------------------------------------------
        */

        if ($this->result_os_name === 'MacOS' && $this->macos_version_minor == 15 && $this->result_browser_name === 'Firefox' && $this->result_browser_version > 86) {
            $this->result_os_version = 'Big Sur';
            $this->result_os_title = 'MacOS '.$this->result_os_version;
        }

        return null;
    }

    /**
     * The method returns all possible environment data from User-Agent
     *
     * @param string $ua            The User-Agent string
     * @param string $result_format If specified, method returns result as JSON
     *
     * @return mixed Returns User-Agent parsing result as array or JSON string (optional)
     */

    public function getAll($ua, $result_format = '')
    {
        $this->useragent = trim($ua);
        $this->get_mode = 'all';
        $this->resetProperties();
        $this->getResult();
        $result = [
            'os_type' => $this->result_os_type,
            'os_family' => $this->result_os_family,
            'os_name' => $this->result_os_name,
            'os_version' => $this->result_os_version,
            'os_title' => $this->result_os_title,
            'device_type' => $this->result_device_type,
            'browser_name' => $this->result_browser_name,
            'browser_version' => $this->result_browser_version,
            'browser_title' => $this->result_browser_title,
            'browser_chrome_original' => $this->result_browser_chrome_original,
            'browser_firefox_original' => $this->result_browser_firefox_original,
            'browser_safari_original' => $this->result_browser_safari_original,
            'browser_chromium_version' => $this->result_browser_chromium_version,
            'browser_gecko_version' => $this->result_browser_gecko_version,
            'browser_webkit_version' => $this->result_browser_webkit_version,
            'browser_android_webview' => $this->result_browser_android_webview,
            'browser_ios_webview' => $this->result_browser_ios_webview,
            'browser_desktop_mode' => $this->result_browser_desktop_mode,
            '64bits_mode' => $this->result_64bits_mode,
        ];

        if (strtolower($result_format) === 'json') $result = json_encode($result);
        $this->touch_support_mode = false;

        return $result;
    }

    /**
     * The method returns OS data from User-Agent
     *
     * @param string $ua            The User-Agent string
     * @param string $result_format If specified, method returns result as JSON
     *
     * @return mixed Returns User-Agent parsing result as array or JSON string (optional)
     */

    public function getOS($ua, $result_format = '')
    {
        $this->useragent = trim($ua);
        $this->get_mode = 'os';
        $this->resetProperties();
        $this->getResult();
        $result = [
            'os_type' => $this->result_os_type,
            'os_family' => $this->result_os_family,
            'os_name' => $this->result_os_name,
            'os_version' => $this->result_os_version,
            'os_title' => $this->result_os_title,
            '64bits_mode' => $this->result_64bits_mode,
        ];

        if (strtolower($result_format) === 'json') $result = json_encode($result);
        $this->touch_support_mode = false;

        return $result;
    }

    /**
     * The method returns Browser data from User-Agent
     *
     * @param string $ua            The User-Agent string
     * @param string $result_format If specified, method returns result as JSON
     *
     * @return mixed Returns User-Agent parsing result as array or JSON string (optional)
     */

    public function getBrowser($ua, $result_format = '')
    {
        $this->useragent = trim($ua);
        $this->get_mode = 'browser';
        $this->resetProperties();
        $this->getResult();
        $result = [
            'browser_name' => $this->result_browser_name,
            'browser_version' => $this->result_browser_version,
            'browser_title' => $this->result_browser_title,
            'browser_chrome_original' => $this->result_browser_chrome_original,
            'browser_firefox_original' => $this->result_browser_firefox_original,
            'browser_safari_original' => $this->result_browser_safari_original,
            'browser_chromium_version' => $this->result_browser_chromium_version,
            'browser_gecko_version' => $this->result_browser_gecko_version,
            'browser_webkit_version' => $this->result_browser_webkit_version,
            'browser_android_webview' => $this->result_browser_android_webview,
            'browser_ios_webview' => $this->result_browser_ios_webview,
            'browser_desktop_mode' => $this->result_browser_desktop_mode,
        ];

        if (strtolower($result_format) === 'json') $result = json_encode($result);
        $this->touch_support_mode = false;

        return $result;
    }

    /**
     * The method returns Device Type data from User-Agent
     *
     * @param string $ua            The User-Agent string
     * @param string $result_format If specified, method returns result as JSON
     *
     * @return mixed Returns User-Agent parsing result as array or JSON string (optional)
     */

    public function getDevice($ua, $result_format = '')
    {
        $this->useragent = trim($ua);
        $this->get_mode = 'device';
        $this->resetProperties();
        $this->getResult();
        $result = ['device_type' => $this->result_device_type];

        if (strtolower($result_format) === 'json') $result = json_encode($result);
        $this->touch_support_mode = false;

        return $result;
    }

    /**
     * This method is needed to detect mobile browsers in Desktop Mode (Android and iOS)
     * The method should call if browser supports Touch events (client-side JS detection is necessary)
     *
     * @return null
     */

    public function setTouchSupport()
    {
        $this->touch_support_mode = true;

        return null;
    }
}