211 lines
7.2 KiB
PHP
211 lines
7.2 KiB
PHP
<?php
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/**
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* @author Jesse G. Donat <donatj@gmail.com>
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*
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* @link https://donatstudios.com/PHP-Parser-HTTP_USER_AGENT
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* @link https://github.com/donatj/PhpUserAgent
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*
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* @license MIT https://github.com/donatj/PhpUserAgent/blob/master/LICENSE.md
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*/
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namespace {
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/**
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* Parses a user agent string into its important parts
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*
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* This method is defined for backwards comparability with the old global method.
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*
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* @param string|null $u_agent User agent string to parse or null. Uses $_SERVER['HTTP_USER_AGENT'] on NULL
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* @return string[] an array with 'browser', 'version' and 'platform' keys
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* @throws \InvalidArgumentException on not having a proper user agent to parse.
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*
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* @deprecated This exists for backwards compatibility with 0.x and will likely be removed in 2.x
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* @see \donatj\UserAgent\parse_user_agent
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*/
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function parse_user_agent( $u_agent = null ) {
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return \donatj\UserAgent\parse_user_agent($u_agent);
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}
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}
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namespace donatj\UserAgent {
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const PLATFORM = 'platform';
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const BROWSER = 'browser';
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const BROWSER_VERSION = 'version';
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/**
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* Parses a user agent string into its important parts
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*
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* @param string|null $u_agent User agent string to parse or null. Uses $_SERVER['HTTP_USER_AGENT'] on NULL
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* @return string[] an array with 'browser', 'version' and 'platform' keys
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* @throws \InvalidArgumentException on not having a proper user agent to parse.
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*/
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function parse_user_agent( $u_agent = null ) {
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if( $u_agent === null && isset($_SERVER['HTTP_USER_AGENT']) ) {
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$u_agent = (string)$_SERVER['HTTP_USER_AGENT'];
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}
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if( $u_agent === null ) {
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throw new \InvalidArgumentException('parse_user_agent requires a user agent');
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}
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$platform = null;
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$browser = null;
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$version = null;
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$empty = array( PLATFORM => $platform, BROWSER => $browser, BROWSER_VERSION => $version );
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if( !$u_agent ) {
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return $empty;
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}
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if( preg_match('/\((.*?)\)/m', $u_agent, $parent_matches) ) {
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preg_match_all(<<<'REGEX'
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/(?P<platform>BB\d+;|Android|CrOS|Tizen|iPhone|iPad|iPod|Linux|(Open|Net|Free)BSD|Macintosh|Windows(\ Phone)?|Silk|linux-gnu|BlackBerry|PlayBook|X11|(New\ )?Nintendo\ (WiiU?|3?DS|Switch)|Xbox(\ One)?)
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(?:\ [^;]*)?
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(?:;|$)/imx
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REGEX
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, $parent_matches[1], $result);
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$priority = array( 'Xbox One', 'Xbox', 'Windows Phone', 'Tizen', 'Android', 'FreeBSD', 'NetBSD', 'OpenBSD', 'CrOS', 'X11' );
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$result[PLATFORM] = array_unique($result[PLATFORM]);
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if( count($result[PLATFORM]) > 1 ) {
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if( $keys = array_intersect($priority, $result[PLATFORM]) ) {
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$platform = reset($keys);
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} else {
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$platform = $result[PLATFORM][0];
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}
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} elseif( isset($result[PLATFORM][0]) ) {
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$platform = $result[PLATFORM][0];
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}
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}
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if( $platform == 'linux-gnu' || $platform == 'X11' ) {
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$platform = 'Linux';
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} elseif( $platform == 'CrOS' ) {
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$platform = 'Chrome OS';
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}
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preg_match_all(<<<'REGEX'
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%(?P<browser>Camino|Kindle(\ Fire)?|Firefox|Iceweasel|IceCat|Safari|MSIE|Trident|AppleWebKit|
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TizenBrowser|(?:Headless)?Chrome|YaBrowser|Vivaldi|IEMobile|Opera|OPR|Silk|Midori|Edge|Edg|CriOS|UCBrowser|Puffin|OculusBrowser|SamsungBrowser|
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Baiduspider|Googlebot|YandexBot|bingbot|Lynx|Version|Wget|curl|
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Valve\ Steam\ Tenfoot|
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NintendoBrowser|PLAYSTATION\ (\d|Vita)+)
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(?:\)?;?)
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(?:(?:[:/ ])(?P<version>[0-9A-Z.]+)|/(?:[A-Z]*))%ix
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REGEX
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, $u_agent, $result);
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// If nothing matched, return null (to avoid undefined index errors)
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if( !isset($result[BROWSER][0]) || !isset($result[BROWSER_VERSION][0]) ) {
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if( preg_match('%^(?!Mozilla)(?P<browser>[A-Z0-9\-]+)(/(?P<version>[0-9A-Z.]+))?%ix', $u_agent, $result) ) {
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return array( PLATFORM => $platform ?: null, BROWSER => $result[BROWSER], BROWSER_VERSION => empty($result[BROWSER_VERSION]) ? null : $result[BROWSER_VERSION] );
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}
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return $empty;
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}
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if( preg_match('/rv:(?P<version>[0-9A-Z.]+)/i', $u_agent, $rv_result) ) {
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$rv_result = $rv_result[BROWSER_VERSION];
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}
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$browser = $result[BROWSER][0];
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$version = $result[BROWSER_VERSION][0];
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$lowerBrowser = array_map('strtolower', $result[BROWSER]);
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$find = function ( $search, &$key = null, &$value = null ) use ( $lowerBrowser ) {
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$search = (array)$search;
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foreach( $search as $val ) {
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$xkey = array_search(strtolower($val), $lowerBrowser);
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if( $xkey !== false ) {
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$value = $val;
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$key = $xkey;
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return true;
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}
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}
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return false;
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};
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$findT = function ( array $search, &$key = null, &$value = null ) use ( $find ) {
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$value2 = null;
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if( $find(array_keys($search), $key, $value2) ) {
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$value = $search[$value2];
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return true;
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}
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return false;
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};
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$key = 0;
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$val = '';
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if( $findT(array( 'OPR' => 'Opera', 'UCBrowser' => 'UC Browser', 'YaBrowser' => 'Yandex', 'Iceweasel' => 'Firefox', 'Icecat' => 'Firefox', 'CriOS' => 'Chrome', 'Edg' => 'Edge' ), $key, $browser) ) {
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$version = $result[BROWSER_VERSION][$key];
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} elseif( $find('Playstation Vita', $key, $platform) ) {
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$platform = 'PlayStation Vita';
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$browser = 'Browser';
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} elseif( $find(array( 'Kindle Fire', 'Silk' ), $key, $val) ) {
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$browser = $val == 'Silk' ? 'Silk' : 'Kindle';
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$platform = 'Kindle Fire';
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if( !($version = $result[BROWSER_VERSION][$key]) || !is_numeric($version[0]) ) {
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$version = $result[BROWSER_VERSION][array_search('Version', $result[BROWSER])];
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}
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} elseif( $find('NintendoBrowser', $key) || $platform == 'Nintendo 3DS' ) {
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$browser = 'NintendoBrowser';
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$version = $result[BROWSER_VERSION][$key];
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} elseif( $find('Kindle', $key, $platform) ) {
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$browser = $result[BROWSER][$key];
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$version = $result[BROWSER_VERSION][$key];
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} elseif( $find('Opera', $key, $browser) ) {
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$find('Version', $key);
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$version = $result[BROWSER_VERSION][$key];
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} elseif( $find('Puffin', $key, $browser) ) {
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$version = $result[BROWSER_VERSION][$key];
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if( strlen($version) > 3 ) {
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$part = substr($version, -2);
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if( ctype_upper($part) ) {
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$version = substr($version, 0, -2);
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$flags = array( 'IP' => 'iPhone', 'IT' => 'iPad', 'AP' => 'Android', 'AT' => 'Android', 'WP' => 'Windows Phone', 'WT' => 'Windows' );
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if( isset($flags[$part]) ) {
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$platform = $flags[$part];
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}
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}
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}
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} elseif( $find(array( 'IEMobile', 'Edge', 'Midori', 'Vivaldi', 'OculusBrowser', 'SamsungBrowser', 'Valve Steam Tenfoot', 'Chrome', 'HeadlessChrome' ), $key, $browser) ) {
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$version = $result[BROWSER_VERSION][$key];
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} elseif( $rv_result && $find('Trident') ) {
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$browser = 'MSIE';
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$version = $rv_result;
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} elseif( $browser == 'AppleWebKit' ) {
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if( $platform == 'Android' ) {
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$browser = 'Android Browser';
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} elseif( strpos($platform, 'BB') === 0 ) {
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$browser = 'BlackBerry Browser';
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$platform = 'BlackBerry';
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} elseif( $platform == 'BlackBerry' || $platform == 'PlayBook' ) {
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$browser = 'BlackBerry Browser';
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} else {
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$find('Safari', $key, $browser) || $find('TizenBrowser', $key, $browser);
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}
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$find('Version', $key);
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$version = $result[BROWSER_VERSION][$key];
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} elseif( $pKey = preg_grep('/playstation \d/i', $result[BROWSER]) ) {
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$pKey = reset($pKey);
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$platform = 'PlayStation ' . preg_replace('/\D/', '', $pKey);
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$browser = 'NetFront';
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}
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return array( PLATFORM => $platform ?: null, BROWSER => $browser ?: null, BROWSER_VERSION => $version ?: null );
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}
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}
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