PHP Decode

--TEST--
Bug #38450 (constructor is not called for classes used in userspace stream wrappers)
--FILE--
<?php

class VariableStream {
    var $position;
    var $varname;

    function __construct($var = null) {
        var_dump("constructor!");
    }

    function stream_open($path, $mode, $options, &$opened_path)
    {
        $url = parse_url($path);
        $this->varname = $url["host"];
        $this->position = 0;

        return true;
    }

    function stream_read($count)
    {
        $ret = substr($GLOBALS[$this->varname], $this->position, $count);
        $this->position += strlen($ret);
        return $ret;
    }

    function stream_write($data)
    {
        $left = substr($GLOBALS[$this->varname], 0, $this->position);
        $right = substr($GLOBALS[$this->varname], $this->position + strlen($data));
        $GLOBALS[$this->varname] = $left . $data . $right;
        $this->position += strlen($data);
        return strlen($data);
    }

    function stream_tell()
    {
        return $this->position;
    }

    function stream_eof()
    {
        return $this->position >= strlen($GLOBALS[$this->varname]);
    }
    function stream_seek($offset, $whence)
    {
        switch ($whence) {
        case SEEK_SET:
            if ($offset < strlen($GLOBALS[$this->varname]) && $offset >= 0) {
                $this->position = $offset;
                return true;
            } else {
                return false;
            }
            break;

        case SEEK_CUR:
            if ($offset >= 0) {
                $this->position += $offset;
                return true;
            } else {
                return false;
            }
            break;

        case SEEK_END:
            if (strlen($GLOBALS[$this->varname]) + $offset >= 0) {
                $this->position = strlen($GLOBALS[$this->varname]) + $offset;
                return true;
            } else {
                return false;
            }
            break;

        default:
            return false;
        }
    }
}

stream_wrapper_register("var", "VariableStream")
    or die("Failed to register protocol");

$myvar = "";

$fp = fopen("var://myvar", "r+");

fwrite($fp, "line1\n");
fwrite($fp, "line2\n");
fwrite($fp, "line3\n");

rewind($fp);
while (!feof($fp)) {
    echo fgets($fp);
}
fclose($fp);
var_dump($myvar);

echo "Done\n";
?>
--EXPECT--
string(12) "constructor!"
line1
line2
line3
string(18) "line1
line2
line3
"
Done