ClientUtility.php

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<?php
namespace TYPO3\CMS\Core\Utility;

class ClientUtility {

    static public function getBrowserInfo($userAgent) {
        // Hook: $TYPO3_CONF_VARS['SC_OPTIONS']['t3lib/div/class.t3lib_utility_client.php']['getBrowserInfo']:
        $getBrowserInfoHooks = &$GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['t3lib/div/class.t3lib_utility_client.php']['getBrowserInfo'];
        if (is_array($getBrowserInfoHooks)) {
            foreach ($getBrowserInfoHooks as $hookFunction) {
                $returnResult = TRUE;
                $hookParameters = array(
                    'userAgent' => &$userAgent,
                    'returnResult' => &$returnResult
                );
                // need reference for third parameter in \TYPO3\CMS\Core\Utility\GeneralUtility::callUserFunction,
                // so create a reference to NULL
                $null = NULL;
                $hookResult = \TYPO3\CMS\Core\Utility\GeneralUtility::callUserFunction($hookFunction, $hookParameters, $null);
                if ($returnResult && is_array($hookResult) && count($hookResult)) {
                    return $hookResult;
                }
            }
        }
        $userAgent = trim($userAgent);
        $browserInfo = array(
            'useragent' => $userAgent
        );
        // Analyze the userAgent string
        // Declare known browsers to look for
        $known = array(
            'msie',
            'firefox',
            'webkit',
            'opera',
            'netscape',
            'konqueror',
            'gecko',
            'chrome',
            'safari',
            'seamonkey',
            'navigator',
            'mosaic',
            'lynx',
            'amaya',
            'omniweb',
            'avant',
            'camino',
            'flock',
            'aol'
        );
        $matches = array();
        $pattern = '#(?P<browser>' . join('|', $known) . ')[/ ]+(?P<version>[0-9]+(?:\\.[0-9]+)?)#';
        // Find all phrases (or return empty array if none found)
        if (!preg_match_all($pattern, strtolower($userAgent), $matches)) {
            // Microsoft Internet-Explorer 11 does not have a sign of "MSIE" or so in the useragent.
            // All checks from the pattern above fail here. Look for a special combination of
            // "Mozilla/5.0" in front, "Trident/7.0" in the middle and "like Gecko" at the end.
            // The version (revision) is given as "; rv:11.0" in the useragent then.
            unset($matches);
            $pattern = '#mozilla/5\\.0 \\(.*trident/7\\.0.*; rv:(?P<version>[0-9]+(?:\\.[0-9]+)?)\\) like gecko#i';
            if (preg_match_all($pattern, $userAgent, $matches)) {
                $browserInfo['browser'] = 'msie';
                $browserInfo['version'] = $matches['version'][0];
                $browserInfo['all'] = array('msie' => $matches['version'][0]);
            } else {
                $browserInfo['browser'] = 'unknown';
                $browserInfo['version'] = '';
                $browserInfo['all'] = array();
            }
        } else {
            // Since some UAs have more than one phrase (e.g Firefox has a Gecko phrase,
            // Opera 7,8 have a MSIE phrase), use the last one found (the right-most one
            // in the UA).  That's usually the most correct.
            // For IE use the first match as IE sends multiple MSIE with version, from higher to lower.
            $lastIndex = count($matches['browser']) - 1;
            $browserInfo['browser'] = $matches['browser'][$lastIndex];
            $browserInfo['version'] = $browserInfo['browser'] === 'msie' ? $matches['version'][0] : $matches['version'][$lastIndex];
            // But return all parsed browsers / version in an extra array
            $browserInfo['all'] = array();
            for ($i = 0; $i <= $lastIndex; $i++) {
                if (!isset($browserInfo['all'][$matches['browser'][$i]])) {
                    $browserInfo['all'][$matches['browser'][$i]] = $matches['version'][$i];
                }
            }
            // Replace gecko build date with version given by rv
            if (isset($browserInfo['all']['gecko'])) {
                preg_match_all('/rv:([0-9\\.]*)/', strtolower($userAgent), $version);
                if ($version[1][0]) {
                    $browserInfo['all']['gecko'] = $version[1][0];
                }
            }
        }
        $browserInfo['all_systems'] = array();
        if (strstr($userAgent, 'Win')) {
            // Windows
            if (strstr($userAgent, 'Windows NT 6.2') || strstr($userAgent, 'Windows NT 6.3')) {
                $browserInfo['all_systems'][] = 'win8';
                $browserInfo['all_systems'][] = 'winNT';
            } elseif (strstr($userAgent, 'Windows NT 6.1')) {
                $browserInfo['all_systems'][] = 'win7';
                $browserInfo['all_systems'][] = 'winNT';
            } elseif (strstr($userAgent, 'Windows NT 6.0')) {
                $browserInfo['all_systems'][] = 'winVista';
                $browserInfo['all_systems'][] = 'winNT';
            } elseif (strstr($userAgent, 'Windows NT 5.1')) {
                $browserInfo['all_systems'][] = 'winXP';
                $browserInfo['all_systems'][] = 'winNT';
            } elseif (strstr($userAgent, 'Windows NT 5.0')) {
                $browserInfo['all_systems'][] = 'win2k';
                $browserInfo['all_systems'][] = 'winNT';
            } elseif (strstr($userAgent, 'Win98') || strstr($userAgent, 'Windows 98')) {
                $browserInfo['all_systems'][] = 'win98';
            } elseif (strstr($userAgent, 'Win95') || strstr($userAgent, 'Windows 95')) {
                $browserInfo['all_systems'][] = 'win95';
            } elseif (strstr($userAgent, 'WinNT') || strstr($userAgent, 'Windows NT')) {
                $browserInfo['all_systems'][] = 'winNT';
            } elseif (strstr($userAgent, 'Win16') || strstr($userAgent, 'Windows 311')) {
                $browserInfo['all_systems'][] = 'win311';
            }
        } elseif (strstr($userAgent, 'Mac')) {
            if (strstr($userAgent, 'iPad') || strstr($userAgent, 'iPhone') || strstr($userAgent, 'iPod')) {
                $browserInfo['all_systems'][] = 'iOS';
                $browserInfo['all_systems'][] = 'mac';
            } else {
                $browserInfo['all_systems'][] = 'mac';
            }
        } elseif (strstr($userAgent, 'Android')) {
            $browserInfo['all_systems'][] = 'android';
            $browserInfo['all_systems'][] = 'linux';
        } elseif (strstr($userAgent, 'Linux')) {
            $browserInfo['all_systems'][] = 'linux';
        } elseif (strstr($userAgent, 'BSD')) {
            $browserInfo['all_systems'][] = 'unix_bsd';
        } elseif (strstr($userAgent, 'SGI') && strstr($userAgent, ' IRIX ')) {
            $browserInfo['all_systems'][] = 'unix_sgi';
        } elseif (strstr($userAgent, ' SunOS ')) {
            $browserInfo['all_systems'][] = 'unix_sun';
        } elseif (strstr($userAgent, ' HP-UX ')) {
            $browserInfo['all_systems'][] = 'unix_hp';
        } elseif (strstr($userAgent, 'CrOS')) {
            $browserInfo['all_systems'][] = 'chrome';
            $browserInfo['all_systems'][] = 'linux';
        }
        return $browserInfo;
    }

    static public function getVersion($version) {
        return doubleval(preg_replace('/^[^0-9]*/', '', $version));
    }

    static public function getDeviceType($userAgent) {
        // Hook: $TYPO3_CONF_VARS['SC_OPTIONS']['t3lib/div/class.t3lib_utility_client.php']['getDeviceType']:
        $getDeviceTypeHooks = &$GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['t3lib/div/class.t3lib_utility_client.php']['getDeviceType'];
        if (is_array($getDeviceTypeHooks)) {
            foreach ($getDeviceTypeHooks as $hookFunction) {
                $returnResult = TRUE;
                $hookParameters = array(
                    'userAgent' => &$userAgent,
                    'returnResult' => &$returnResult
                );
                // need reference for third parameter in \TYPO3\CMS\Core\Utility\GeneralUtility::callUserFunction,
                // so create a reference to NULL
                $null = NULL;
                $hookResult = \TYPO3\CMS\Core\Utility\GeneralUtility::callUserFunction($hookFunction, $hookParameters, $null);
                if ($returnResult && is_string($hookResult) && !empty($hookResult)) {
                    return $hookResult;
                }
            }
        }
        $userAgent = strtolower(trim($userAgent));
        $deviceType = '';
        // pda
        if (strstr($userAgent, 'avantgo')) {
            $deviceType = 'pda';
        }
        // wap
        $browser = substr($userAgent, 0, 4);
        $wapviwer = substr(stristr($userAgent, 'wap'), 0, 3);
        if ($wapviwer == 'wap' || $browser == 'noki' || $browser == 'eric' || $browser == 'r380' || $browser == 'up.b' || $browser == 'winw' || $browser == 'wapa') {
            $deviceType = 'wap';
        }
        // grabber
        if (strstr($userAgent, 'g.r.a.b.') || strstr($userAgent, 'utilmind httpget') || strstr($userAgent, 'webcapture') || strstr($userAgent, 'teleport') || strstr($userAgent, 'webcopier')) {
            $deviceType = 'grabber';
        }
        // robots
        if (strstr($userAgent, 'crawler') || strstr($userAgent, 'spider') || strstr($userAgent, 'googlebot') || strstr($userAgent, 'searchbot') || strstr($userAgent, 'infoseek') || strstr($userAgent, 'altavista') || strstr($userAgent, 'diibot')) {
            $deviceType = 'robot';
        }
        return $deviceType;
    }

}