move backends into their own namespace and add support for multiple auth methods

src/BasicAuth.php

@@ -0,0 +1,82 @@
+<?php
+/**
+ * @copyright Copyright (c) 2018 Robin Appelman <robin@icewind.nl>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace Icewind\SMB;
+
+
+class BasicAuth implements IAuth {
+	/** @var string */
+	private $username;
+	/** @var string */
+	private $workgroup;
+	/** @var string */
+	private $password;
+
+	/**
+	 * BasicAuth constructor.
+	 *
+	 * @param string $username
+	 * @param string $password
+	 */
+	public function __construct($username, $password) {
+		list($workgroup, $username) = $this->splitUser($username);
+		$this->username = $username;
+		$this->workgroup = $workgroup;
+		$this->password = $password;
+	}
+
+	/**
+	 * Split workgroup from username
+	 *
+	 * @param $user
+	 * @return string[] [$workgroup, $user]
+	 */
+	private function splitUser($user) {
+		if (strpos($user, '/')) {
+			return explode('/', $user, 2);
+		} elseif (strpos($user, '\\')) {
+			return explode('\\', $user);
+		} else {
+			return array(null, $user);
+		}
+	}
+
+	public function getUsername() {
+		return $this->username;
+	}
+
+	public function getWorkgroup() {
+		return $this->workgroup;
+	}
+
+	public function getPassword() {
+		return $this->password;
+	}
+
+	public function getExtraCommandLineArguments() {
+		return ($this->workgroup) ? '-W ' . escapeshellarg($this->workgroup) : '';
+	}
+
+	public function setExtraSmbClientOptions($smbClientState) {
+		// noop
+	}
+
+}