<?php declare(strict_types=1); namespace League\Flysystem\PhpseclibV3; use phpseclib3\Net\SFTP; class StubSftpConnectionProvider implements ConnectionProvider { /** * @var SftpStub|null */ public $connection; public function __construct( private string $host, private string $username, private ?string $password = null, private int $port = 22 ) { } public function disconnect(): void { if ($this->connection) { $this->connection->disconnect(); } } public function provideConnection(): SFTP { if ( ! $this->connection instanceof SFTP || ! $this->connection->isConnected()) { $connection = new SftpStub($this->host, $this->port); $connection->login($this->username, $this->password); $this->connection = $connection; } return $this->connection; } }