public function __construct($resource)
{
if (!Valid::sshSftpResource($resource)) {
throw new UnexpectedValueException('Parameter must be a valid stream resource');
}
$this->resource = $resource;
}
public function __construct($host, $port_param = null)
{
$port = $port_param === null ? 22 : $port_param;
if (!Valid::tcpPort($port)) {
throw new UnexpectedValueException('port must be an integer between 0 and 65535');
}
$this->host = $host;
$this->port = (int) $port;
}
/**
* Authenticate an SSH session resource.
*
* @internal
*
* @return bool
*
* @throws UnexpectedValueException if $resource is not a valid SSH2 session resource.
*/
public function authenticateSessionResource($resource)
{
if (!Valid::sshSessionResource($resource)) {
throw new UnexpectedValueException('Parameter must be a valid SSH2 Session resource');
}
$args = $this->params;
array_unshift($args, $resource);
return call_user_func_array($this->method, $args);
}
/**
* Construct an execution stream in blocking mode.
*
* @param resource $stream
*
* @throws UnexpectedValueException if $stream is not a valid stream
*/
public function __construct($stream)
{
if (!Valid::streamResource($stream)) {
throw new UnexpectedValueException('Parameter must be a valid stream resource');
}
$stderr = ssh2_fetch_stream($stream, SSH2_STREAM_STDERR);
if (!$stderr) {
throw new UnexpectedValueException('Parameter is a valid stream, but does not contain an »stderr« substream');
}
$this->stdio = $stream;
$this->stderr = $stderr;
}