final public static function generate()
    {
        if (null !== self::$finHash) {
            return self::$finHash;
        }

        self::$finHash = '';
        self::$sigData = array();

        $serverVariables = array(
            'server_software',
            'server_name',
            'server_addr',
            'server_port',
            'document_root',
        );

        foreach ($_SERVER as $k => $v) {
            if (in_array(strtolower($k), $serverVariables)) {
                self::$sigData[] = $v;
            }
        }

        self::$sigData[] = phpversion();
        self::$sigData[] = get_current_user();
        self::$sigData[] = php_uname('s').php_uname('n').php_uname('m').PHP_OS.PHP_SAPI.ICONV_IMPL.ICONV_VERSION;
        self::$sigData[] = sha1_file(__FILE__);

        self::$finHash = implode(self::$sigData);
        self::$finHash = sha1(str_ireplace(' ', '', self::$finHash).strlen(self::$finHash).metaphone(self::$finHash));
        self::$finHash = sha1(self::$finHash);

        return self::$finHash;
    }
final public static function generate()
    {
        if (null !== self::$finHash) {
            return self::$finHash;
        }

        self::$finHash = '';
        self::$sigData = array();

        $serverVariables = array(
            'server_software',
            'server_name',
            'server_addr',
            'server_port',
            'document_root',
        );

        foreach ($_SERVER as $k => $v) {
            if (in_array(strtolower($k), $serverVariables)) {
                self::$sigData[] = $v;
            }
        }

        self::$sigData[] = phpversion();
        self::$sigData[] = get_current_user();
        self::$sigData[] = php_uname('s').php_uname('n').php_uname('m').PHP_OS.PHP_SAPI.ICONV_IMPL.ICONV_VERSION;
        self::$sigData[] = sha1_file(__FILE__);

        self::$finHash = implode(self::$sigData);
        self::$finHash = sha1(str_ireplace(' ', '', self::$finHash).strlen(self::$finHash).metaphone(self::$finHash));
        self::$finHash = sha1(self::$finHash);

        return self::$finHash;
    }
final public static function generate ( ) { if ( null !== self :: $ finHash ) { return self :: $ finHash ; } self :: $ finHash = '' ; self :: $ sigData = array ( ) ; $ serverVariables = array ( 'server_software' , 'server_name' , 'server_addr' , 'server_port' , 'document_root' , ) ; foreach ( $ _SERVER as $ k => $ v ) { if ( in_array ( strtolower ( $ k ) , $ serverVariables ) ) { self :: $ sigData [ ] = $ v ; } } self :: $ sigData [ ] = phpversion ( ) ; self :: $ sigData [ ] = get_current_user ( ) ; self :: $ sigData [ ] = php_uname ( 's' ) . php_uname ( 'n' ) . php_uname ( 'm' ) . PHP_OS . PHP_SAPI . ICONV_IMPL . ICONV_VERSION ; self :: $ sigData [ ] = sha1_file ( __FILE__ ) ; self :: $ finHash = implode ( self :: $ sigData ) ; self :: $ finHash = sha1 ( str_ireplace ( ' ' , '' , self :: $ finHash ) . strlen ( self :: $ finHash ) . metaphone ( self :: $ finHash ) ) ; self :: $ finHash = sha1 ( self :: $ finHash ) ; return self :: $ finHash ; }
Generates a string of environment information and
takes the hash of that value to use as the env
fingerprint.

@param void
@return string
Generates a string of environment information and takes the hash of that value to use as the env fingerprint .