public function setUserAgent($agentString = '')
    {
        if (!is_string($agentString) || trim($agentString) == '') {
            //https://bugs.php.net/bug.php?id=49184
            if (filter_has_var(INPUT_SERVER, 'HTTP_USER_AGENT')) {
                $agentString = filter_input(INPUT_SERVER, 'HTTP_USER_AGENT', FILTER_SANITIZE_STRING, FILTER_FLAG_STRIP_LOW);
            } else if (array_key_exists('HTTP_USER_AGENT', $_SERVER) && is_string($_SERVER['HTTP_USER_AGENT'])) {
                $agentString = filter_var($_SERVER['HTTP_USER_AGENT'], FILTER_SANITIZE_STRING, FILTER_FLAG_STRIP_LOW);
            } else {
                $agentString = '';
            }

            if ($agentString === false || $agentString === NULL) {
                //filter_input or filter_var failed
                $agentString = '';
            }
        }

        $this->reset();
        $this->_agent = $agentString;
        $this->detect();
    }
public function setUserAgent($agentString = '')
    {
        if (!is_string($agentString) || trim($agentString) == '') {
            //https://bugs.php.net/bug.php?id=49184
            if (filter_has_var(INPUT_SERVER, 'HTTP_USER_AGENT')) {
                $agentString = filter_input(INPUT_SERVER, 'HTTP_USER_AGENT', FILTER_SANITIZE_STRING, FILTER_FLAG_STRIP_LOW);
            } else if (array_key_exists('HTTP_USER_AGENT', $_SERVER) && is_string($_SERVER['HTTP_USER_AGENT'])) {
                $agentString = filter_var($_SERVER['HTTP_USER_AGENT'], FILTER_SANITIZE_STRING, FILTER_FLAG_STRIP_LOW);
            } else {
                $agentString = '';
            }

            if ($agentString === false || $agentString === NULL) {
                //filter_input or filter_var failed
                $agentString = '';
            }
        }

        $this->reset();
        $this->_agent = $agentString;
        $this->detect();
    }
public function setUserAgent ( $ agentString = '' ) { if ( ! is_string ( $ agentString ) || trim ( $ agentString ) == '' ) { //https://bugs.php.net/bug.php?id=49184 if ( filter_has_var ( INPUT_SERVER , 'HTTP_USER_AGENT' ) ) { $ agentString = filter_input ( INPUT_SERVER , 'HTTP_USER_AGENT' , FILTER_SANITIZE_STRING , FILTER_FLAG_STRIP_LOW ) ; } else if ( array_key_exists ( 'HTTP_USER_AGENT' , $ _SERVER ) && is_string ( $ _SERVER [ 'HTTP_USER_AGENT' ] ) ) { $ agentString = filter_var ( $ _SERVER [ 'HTTP_USER_AGENT' ] , FILTER_SANITIZE_STRING , FILTER_FLAG_STRIP_LOW ) ; } else { $ agentString = '' ; } if ( $ agentString === false || $ agentString === NULL ) { //filter_input or filter_var failed $ agentString = '' ; } } $ this -> reset ( ) ; $ this -> _agent = $ agentString ; $ this -> detect ( ) ; }
Set the user agent to use with the class.
@param string $agentString (optional) The value of the user agent. If an empty string is sent (default),
$_SERVER['HTTP_USER_AGENT'] will be used.
Set the user agent to use with the class .