Zend_Http_UserAgent_AbstractDevice::_getDefaultFeatures PHP Method

    protected function _getDefaultFeatures()
    {
        $server = array();
        // gets info from user agent chain
        $uaExtract = $this->extractFromUserAgent($this->getUserAgent());
        if (is_array($uaExtract)) {
            foreach ($uaExtract as $key => $info) {
                $this->setFeature($key, $info, 'product_info');
            }
        }
        if (isset($uaExtract['browser_name'])) {
            $this->_browser = $uaExtract['browser_name'];
        }
        if (isset($uaExtract['browser_version'])) {
            $this->_browserVersion = $uaExtract['browser_version'];
        }
        if (isset($uaExtract['device_os'])) {
            $this->device_os = $uaExtract['device_os_name'];
        }
        /* browser & device info */
        $this->setFeature('is_wireless_device', false, 'product_info');
        $this->setFeature('is_mobile', false, 'product_info');
        $this->setFeature('is_desktop', false, 'product_info');
        $this->setFeature('is_tablet', false, 'product_info');
        $this->setFeature('is_bot', false, 'product_info');
        $this->setFeature('is_email', false, 'product_info');
        $this->setFeature('is_text', false, 'product_info');
        $this->setFeature('device_claims_web_support', false, 'product_info');
        $this->setFeature('is_' . strtolower($this->getType()), true, 'product_info');
        /* sets the browser name */
        if (isset($this->list) && empty($this->_browser)) {
            $lowerUserAgent = strtolower($this->getUserAgent());
            foreach ($this->list as $browser_signature) {
                if (strpos($lowerUserAgent, $browser_signature) !== false) {
                    $this->_browser = strtolower($browser_signature);
                    $this->setFeature('browser_name', $this->_browser, 'product_info');
                }
            }
        }
        /* sets the client IP */
        if (isset($this->_server['remote_addr'])) {
            $this->setFeature('client_ip', $this->_server['remote_addr'], 'product_info');
        } elseif (isset($this->_server['http_x_forwarded_for'])) {
            $this->setFeature('client_ip', $this->_server['http_x_forwarded_for'], 'product_info');
        } elseif (isset($this->_server['http_client_ip'])) {
            $this->setFeature('client_ip', $this->_server['http_client_ip'], 'product_info');
        }
        /* sets the server infos */
        if (isset($this->_server['server_software'])) {
            if (strpos($this->_server['server_software'], 'Apache') !== false || strpos($this->_server['server_software'], 'LiteSpeed') !== false) {
                $server['version'] = 1;
                if (strpos($this->_server['server_software'], 'Apache/2') !== false) {
                    $server['version'] = 2;
                }
                $server['server'] = 'apache';
            }
            if (strpos($this->_server['server_software'], 'Microsoft-IIS') !== false) {
                $server['server'] = 'iis';
            }
            if (strpos($this->_server['server_software'], 'Unix') !== false) {
                $server['os'] = 'unix';
                if (isset($_ENV['MACHTYPE'])) {
                    if (strpos($_ENV['MACHTYPE'], 'linux') !== false) {
                        $server['os'] = 'linux';
                    }
                }
            } elseif (strpos($this->_server['server_software'], 'Win') !== false) {
                $server['os'] = 'windows';
            }
            if (preg_match('/Apache\\/([0-9\\.]*)/', $this->_server['server_software'], $arr)) {
                if ($arr[1]) {
                    $server['version'] = $arr[1];
                    $server['server'] = 'apache';
                }
            }
        }
        $this->setFeature('php_version', phpversion(), 'server_info');
        if (isset($server['server'])) {
            $this->setFeature('server_os', $server['server'], 'server_info');
        }
        if (isset($server['version'])) {
            $this->setFeature('server_os_version', $server['version'], 'server_info');
        }
        if (isset($this->_server['http_accept'])) {
            $this->setFeature('server_http_accept', $this->_server['http_accept'], 'server_info');
        }
        if (isset($this->_server['http_accept_language'])) {
            $this->setFeature('server_http_accept_language', $this->_server['http_accept_language'], 'server_info');
        }
        if (isset($this->_server['server_addr'])) {
            $this->setFeature('server_ip', $this->_server['server_addr'], 'server_info');
        }
        if (isset($this->_server['server_name'])) {
            $this->setFeature('server_name', $this->_server['server_name'], 'server_info');
        }
    }